From 788487819ccf38a8478cc2afd88e0c0b088d0ec1 Mon Sep 17 00:00:00 2001 From: Context Git Mirror Bot Date: Sat, 26 Mar 2016 13:38:18 +0100 Subject: 2016-03-26 13:07:00 --- tex/context/base/context-version.pdf | Bin 4172 -> 4157 bytes tex/context/base/mkii/colo-xwi.mkii | 2 +- tex/context/base/mkii/mult-de.mkii | 1 + tex/context/base/mkii/mult-en.mkii | 1 + tex/context/base/mkii/mult-fr.mkii | 1 + tex/context/base/mkii/mult-it.mkii | 1 + tex/context/base/mkii/mult-nl.mkii | 1 + tex/context/base/mkii/mult-pe.mkii | 1 + tex/context/base/mkii/mult-ro.mkii | 1 + tex/context/base/mkiv/back-exp.lua | 14 +- tex/context/base/mkiv/back-exp.mkiv | 4 +- tex/context/base/mkiv/blob-ini.lua | 53 +- tex/context/base/mkiv/colo-imp-crayola.mkiv | 254 + tex/context/base/mkiv/colo-imp-dem.mkiv | 19 +- tex/context/base/mkiv/colo-imp-ema.mkiv | 136 +- tex/context/base/mkiv/colo-imp-rgb.mkiv | 68 +- tex/context/base/mkiv/colo-imp-x11.mkiv | 226 +- tex/context/base/mkiv/colo-imp-xwi.mkiv | 12 +- tex/context/base/mkiv/colo-ini.lua | 2 +- tex/context/base/mkiv/colo-ini.mkiv | 171 +- tex/context/base/mkiv/colo-run.lua | 56 +- tex/context/base/mkiv/colo-run.mkiv | 81 +- tex/context/base/mkiv/cont-new.mkiv | 2 +- tex/context/base/mkiv/context-performance.tex | 23 +- tex/context/base/mkiv/context-todo.tex | 39 + tex/context/base/mkiv/context.mkiv | 4 +- tex/context/base/mkiv/core-con.lua | 56 +- tex/context/base/mkiv/core-con.mkiv | 12 +- tex/context/base/mkiv/font-ext.lua | 1 - tex/context/base/mkiv/font-gbn.lua | 236 + tex/context/base/mkiv/font-lib.mkvi | 40 +- tex/context/base/mkiv/font-nod.lua | 55 +- tex/context/base/mkiv/font-osd.lua | 720 +- tex/context/base/mkiv/font-ota.lua | 97 +- tex/context/base/mkiv/font-otj.lua | 241 +- tex/context/base/mkiv/font-otl.lua | 3 +- tex/context/base/mkiv/font-otr.lua | 19 + tex/context/base/mkiv/font-ots.lua | 1813 +- tex/context/base/mkiv/font-pre.mkiv | 11 +- tex/context/base/mkiv/font-sol.lua | 1 - tex/context/base/mkiv/font-syn.lua | 4 + tex/context/base/mkiv/font-xtx.lua | 97 + tex/context/base/mkiv/lang-dis.lua | 19 +- tex/context/base/mkiv/lang-hyp.lua | 45 +- tex/context/base/mkiv/lang-hyp.mkiv | 2 + tex/context/base/mkiv/lang-rep.lua | 34 +- tex/context/base/mkiv/lang-wrd.lua | 6 +- tex/context/base/mkiv/lpdf-ini.lua | 74 +- tex/context/base/mkiv/lxml-ini.mkiv | 17 +- tex/context/base/mkiv/lxml-tab.lua | 36 +- tex/context/base/mkiv/math-ini.mkiv | 2 +- tex/context/base/mkiv/math-noa.lua | 18 +- tex/context/base/mkiv/mult-def.lua | 3 + tex/context/base/mkiv/mult-low.lua | 1 + tex/context/base/mkiv/mult-prm.lua | 6 + tex/context/base/mkiv/node-fnt.lua | 228 +- tex/context/base/mkiv/node-ini.lua | 4 + tex/context/base/mkiv/node-ltp.lua | 108 +- tex/context/base/mkiv/node-met.lua | 161 +- tex/context/base/mkiv/node-nut.lua | 60 +- tex/context/base/mkiv/node-pro.lua | 9 +- tex/context/base/mkiv/node-rul.lua | 1 - tex/context/base/mkiv/node-shp.lua | 10 +- tex/context/base/mkiv/node-tra.lua | 12 +- tex/context/base/mkiv/publ-ini.mkiv | 4 +- tex/context/base/mkiv/scrp-cjk.lua | 22 +- tex/context/base/mkiv/scrp-eth.lua | 1 - tex/context/base/mkiv/scrp-ini.lua | 86 +- tex/context/base/mkiv/spac-ali.mkiv | 67 +- tex/context/base/mkiv/spac-chr.lua | 45 +- tex/context/base/mkiv/spac-hor.mkiv | 7 +- tex/context/base/mkiv/spac-ver.lua | 9 +- tex/context/base/mkiv/spac-ver.mkiv | 27 +- tex/context/base/mkiv/status-files.pdf | Bin 9119 -> 8977 bytes tex/context/base/mkiv/status-lua.pdf | Bin 266042 -> 266913 bytes tex/context/base/mkiv/strc-itm.mkvi | 2 +- tex/context/base/mkiv/strc-lst.mkvi | 33 +- tex/context/base/mkiv/strc-not.mkvi | 1 + tex/context/base/mkiv/syst-aux.lua | 50 +- tex/context/base/mkiv/syst-aux.mkiv | 11 +- tex/context/base/mkiv/syst-ini.mkiv | 63 +- tex/context/base/mkiv/tabl-tbl.mkiv | 2 - tex/context/base/mkiv/tabl-xtb.mkvi | 2 +- tex/context/base/mkiv/trac-vis.lua | 36 +- tex/context/base/mkiv/typo-brk.lua | 14 +- tex/context/base/mkiv/typo-cap.lua | 1 - tex/context/base/mkiv/typo-dha.lua | 13 +- tex/context/base/mkiv/typo-drp.lua | 2 + tex/context/base/mkiv/typo-dua.lua | 5 +- tex/context/base/mkiv/typo-dub.lua | 5 +- tex/context/base/mkiv/typo-itc.lua | 170 +- tex/context/base/mkiv/typo-krn.lua | 41 +- tex/context/base/mkiv/typo-lin.lua | 1 - tex/context/base/mkiv/typo-rep.lua | 6 +- tex/context/base/mkiv/typo-spa.lua | 8 +- tex/context/base/mkiv/typo-sus.lua | 7 +- tex/context/base/mkiv/typo-tal.lua | 11 +- tex/context/fonts/mkiv/type-imp-lato.mkiv | 4 +- tex/context/fonts/mkiv/type-imp-texgyre.mkiv | 2 +- tex/context/interface/common/keys-cs.xml | 1 + tex/context/interface/common/keys-de.xml | 1 + tex/context/interface/common/keys-en.xml | 1 + tex/context/interface/common/keys-fr.xml | 1 + tex/context/interface/common/keys-it.xml | 1 + tex/context/interface/common/keys-nl.xml | 1 + tex/context/interface/common/keys-pe.xml | 1 + tex/context/interface/common/keys-ro.xml | 1 + tex/context/modules/mkiv/m-json.mkiv | 2 + tex/context/modules/mkiv/m-visual.mkiv | 2 +- tex/context/modules/mkiv/x-set-11.mkiv | 191 +- tex/generic/context/luatex/luatex-basics-chr.lua | 758 + tex/generic/context/luatex/luatex-basics-gen.lua | 38 +- tex/generic/context/luatex/luatex-basics-nod.lua | 38 + .../context/luatex/luatex-basics-prepare.tex | 90 + tex/generic/context/luatex/luatex-fonts-cbk.lua | 220 - tex/generic/context/luatex/luatex-fonts-def.lua | 97 - tex/generic/context/luatex/luatex-fonts-lua.lua | 33 - tex/generic/context/luatex/luatex-fonts-merged.lua | 18953 +++++++++++++------ tex/generic/context/luatex/luatex-fonts-ota.lua | 451 - tex/generic/context/luatex/luatex-fonts-syn.lua | 13 +- tex/generic/context/luatex/luatex-fonts-tfm.lua | 38 - tex/generic/context/luatex/luatex-fonts.lua | 115 +- tex/generic/context/luatex/luatex-pdf.tex | 63 +- tex/generic/context/luatex/luatex-test.tex | 13 +- 124 files changed, 17800 insertions(+), 9516 deletions(-) create mode 100644 tex/context/base/mkiv/colo-imp-crayola.mkiv create mode 100644 tex/context/base/mkiv/context-todo.tex create mode 100644 tex/context/base/mkiv/font-gbn.lua create mode 100644 tex/context/base/mkiv/font-xtx.lua create mode 100644 tex/generic/context/luatex/luatex-basics-chr.lua create mode 100644 tex/generic/context/luatex/luatex-basics-prepare.tex delete mode 100644 tex/generic/context/luatex/luatex-fonts-cbk.lua delete mode 100644 tex/generic/context/luatex/luatex-fonts-def.lua delete mode 100644 tex/generic/context/luatex/luatex-fonts-lua.lua delete mode 100644 tex/generic/context/luatex/luatex-fonts-ota.lua delete mode 100644 tex/generic/context/luatex/luatex-fonts-tfm.lua (limited to 'tex') diff --git a/tex/context/base/context-version.pdf b/tex/context/base/context-version.pdf index 99c955885..e00a93a64 100644 Binary files a/tex/context/base/context-version.pdf and b/tex/context/base/context-version.pdf differ diff --git a/tex/context/base/mkii/colo-xwi.mkii b/tex/context/base/mkii/colo-xwi.mkii index 13d04759e..48ffe234e 100644 --- a/tex/context/base/mkii/colo-xwi.mkii +++ b/tex/context/base/mkii/colo-xwi.mkii @@ -128,7 +128,7 @@ \definecolor [snow] [r=1.00,g=0.98,b=0.98] \definecolor [springgreen] [r=0.00,g=1.00,b=0.50] \definecolor [steelblue] [r=0.27,g=0.51,b=0.71] -\definecolor [tan ] [r=0.82,g=0.71,b=0.55] +\definecolor [tancolor] [r=0.82,g=0.71,b=0.55] % we don't want it to clash \definecolor [thistle] [r=0.85,g=0.75,b=0.85] \definecolor [tomato] [r=1.00,g=0.39,b=0.28] \definecolor [turquoise] [r=0.25,g=0.88,b=0.82] diff --git a/tex/context/base/mkii/mult-de.mkii b/tex/context/base/mkii/mult-de.mkii index b85a88918..e0099f4e7 100644 --- a/tex/context/base/mkii/mult-de.mkii +++ b/tex/context/base/mkii/mult-de.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{reverse} \setinterfaceconstant{right}{rechts} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{rechterfarbe} \setinterfaceconstant{rightcompoundhyphen}{rightcompoundhyphen} \setinterfaceconstant{rightedge}{rechtekante} diff --git a/tex/context/base/mkii/mult-en.mkii b/tex/context/base/mkii/mult-en.mkii index 969b9c475..116868cc9 100644 --- a/tex/context/base/mkii/mult-en.mkii +++ b/tex/context/base/mkii/mult-en.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{reverse} \setinterfaceconstant{right}{right} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{rightcolor} \setinterfaceconstant{rightcompoundhyphen}{rightcompoundhyphen} \setinterfaceconstant{rightedge}{rightedge} diff --git a/tex/context/base/mkii/mult-fr.mkii b/tex/context/base/mkii/mult-fr.mkii index fd848c789..44251d727 100644 --- a/tex/context/base/mkii/mult-fr.mkii +++ b/tex/context/base/mkii/mult-fr.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{inverse} \setinterfaceconstant{right}{droite} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{couleurdroite} \setinterfaceconstant{rightcompoundhyphen}{rightcompoundhyphen} \setinterfaceconstant{rightedge}{borddroit} diff --git a/tex/context/base/mkii/mult-it.mkii b/tex/context/base/mkii/mult-it.mkii index 7fa59db62..e6de935e6 100644 --- a/tex/context/base/mkii/mult-it.mkii +++ b/tex/context/base/mkii/mult-it.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{invertito} \setinterfaceconstant{right}{destra} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{coloredestra} \setinterfaceconstant{rightcompoundhyphen}{rightcompoundhyphen} \setinterfaceconstant{rightedge}{bordodestro} diff --git a/tex/context/base/mkii/mult-nl.mkii b/tex/context/base/mkii/mult-nl.mkii index 375bbe835..8c2063ea8 100644 --- a/tex/context/base/mkii/mult-nl.mkii +++ b/tex/context/base/mkii/mult-nl.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{omgekeerd} \setinterfaceconstant{right}{rechts} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{rechterkleur} \setinterfaceconstant{rightcompoundhyphen}{rechterkoppelteken} \setinterfaceconstant{rightedge}{rechterrand} diff --git a/tex/context/base/mkii/mult-pe.mkii b/tex/context/base/mkii/mult-pe.mkii index f889726a8..a058f9ad3 100644 --- a/tex/context/base/mkii/mult-pe.mkii +++ b/tex/context/base/mkii/mult-pe.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{برعکس} \setinterfaceconstant{right}{راست} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{رنگ‌راست} \setinterfaceconstant{rightcompoundhyphen}{rightcompoundhyphen} \setinterfaceconstant{rightedge}{لبه‌راست} diff --git a/tex/context/base/mkii/mult-ro.mkii b/tex/context/base/mkii/mult-ro.mkii index d8d731a05..062230226 100644 --- a/tex/context/base/mkii/mult-ro.mkii +++ b/tex/context/base/mkii/mult-ro.mkii @@ -1084,6 +1084,7 @@ \setinterfaceconstant{resources}{resources} \setinterfaceconstant{reverse}{reverse} \setinterfaceconstant{right}{dreapta} +\setinterfaceconstant{rightchars}{rightchars} \setinterfaceconstant{rightcolor}{culoaredreapta} \setinterfaceconstant{rightcompoundhyphen}{rightcompoundhyphen} \setinterfaceconstant{rightedge}{borduradreapta} diff --git a/tex/context/base/mkiv/back-exp.lua b/tex/context/base/mkiv/back-exp.lua index 5390911bb..681996d48 100644 --- a/tex/context/base/mkiv/back-exp.lua +++ b/tex/context/base/mkiv/back-exp.lua @@ -116,13 +116,13 @@ local tonut = nuts.tonut local getnext = nuts.getnext local getsubtype = nuts.getsubtype local getfont = nuts.getfont -local getchar = nuts.getchar +local getdisc = nuts.getdisc local getlist = nuts.getlist local getid = nuts.getid local getfield = nuts.getfield local getattr = nuts.getattr - local setattr = nuts.setattr +local isglyph = nuts.isglyph local traverse_id = nuts.traverse_id local traverse_nodes = nuts.traverse @@ -2535,8 +2535,8 @@ end local function collectresults(head,list,pat,pap) -- is last used (we also have currentattribute) local p for n in traverse_nodes(head) do - local id = getid(n) -- 14: image, 8: literal (mp) - if id == glyph_code then + local c, id = isglyph(n) -- 14: image, 8: literal (mp) + if c then local at = getattr(n,a_tagged) or pat if not at then -- we need to tag the pagebody stuff as being valid skippable @@ -2545,7 +2545,6 @@ local function collectresults(head,list,pat,pap) -- is last used (we also have c else -- we could add tonunicodes for ligatures (todo) local components = getfield(n,"components") - local c = getchar(n) if components and (not characterdata[c] or overloads[c]) then -- we loose data collectresults(components,nil,at) -- this assumes that components have the same attribute as the glyph ... we should be more tolerant (see math) else @@ -2640,14 +2639,13 @@ local function collectresults(head,list,pat,pap) -- is last used (we also have c end end elseif id == disc_code then -- probably too late + local pre, post, replace = getdisc(n) if keephyphens then - local pre = getfield(n,"pre") - if pre and not getnext(pre) and getid(pre) == glyph_code and getchar(pre) == hyphencode then + if pre and not getnext(pre) and isglyph(pre) == hyphencode then nofcurrentcontent = nofcurrentcontent + 1 currentcontent[nofcurrentcontent] = hyphen end end - local replace = getfield(n,"replace") if replace then collectresults(replace,nil) end diff --git a/tex/context/base/mkiv/back-exp.mkiv b/tex/context/base/mkiv/back-exp.mkiv index 6a8177faf..48f4d3c48 100644 --- a/tex/context/base/mkiv/back-exp.mkiv +++ b/tex/context/base/mkiv/back-exp.mkiv @@ -89,14 +89,14 @@ \fi}% % brrr, we need to tag empty cells (unless we start numbering) \unexpanded\def\dotagTABLEsignal - {\char\zerocount}% + {\signalcharacter}% \to \everyenableelements \appendtoks \unexpanded\def\dotagtabulatecell {\iftrialtypesetting\else\clf_settagtabulatecell\c_tabl_tabulate_align\fi}% \unexpanded\def\dotagtabulatesignal - {\dontleavehmode\char\zerocount\ignorespaces}% + {\dontleavehmode\signalcharacter\ignorespaces}% \to \everyenableelements \appendtoks diff --git a/tex/context/base/mkiv/blob-ini.lua b/tex/context/base/mkiv/blob-ini.lua index b837250ce..106c10f4f 100644 --- a/tex/context/base/mkiv/blob-ini.lua +++ b/tex/context/base/mkiv/blob-ini.lua @@ -6,16 +6,10 @@ if not modules then modules = { } end modules ['blob-ini'] = { license = "see context related readme files" } --- Experimental ... names and functionality will change ... just a --- place to collect code, so: --- --- DON'T USE THESE FUNCTIONS AS THEY WILL CHANGE! --- --- This module is just a playground. Occasionally we need to typeset --- at the lua and and this is one method. In principle we can construct --- pages this way too which sometimes makes sense in dumb cases. Actually, --- if one only needs this, one does not really need tex, okay maybe the --- parbuilder but that one can be simplified as well then. +-- This module is just a playground. Occasionally we need to typeset at the lua and and +-- this is one method. In principle we can construct pages this way too which sometimes +-- makes sense in dumb cases. Actually, if one only needs this, one does not really need +-- tex, okay maybe the parbuilder but that one can be simplified as well then. -- set fonts, attributes -- rest already done in packers etc @@ -41,21 +35,18 @@ local write_node = node.write local typesetters = nodes.typesetters local tonodes = typesetters.tonodes local tohpack = typesetters.tohpack -local tohpackfast = typesetters.tohpackfast local tovpack = typesetters.tovpack -local tovpackfast = typesetters.tovpackfast local implement = interfaces.implement -blobs = blobs or { } - -- provide copies here (nicer for manuals) +blobs = blobs or { } +local blobs = blobs + blobs.tonodes = tonodes blobs.tohpack = tohpack -blobs.tohpackfast = tohpackfast blobs.tovpack = tovpack -blobs.tovpackfast = tovpackfast -- end of helpers @@ -146,21 +137,21 @@ end -- blob.paragraph -- blob.page ---~ local lineblob = { ---~ type = "line", ---~ head = false, ---~ tail = false, ---~ pack = false, ---~ properties = { }, ---~ end - ---~ local parblob = { ---~ type = "line", ---~ head = false, ---~ tail = false, ---~ pack = false, ---~ properties = { }, ---~ end +-- local lineblob = { +-- type = "line", +-- head = false, +-- tail = false, +-- pack = false, +-- properties = { }, +-- end + +-- local parblob = { +-- type = "line", +-- head = false, +-- tail = false, +-- pack = false, +-- properties = { }, +-- end -- for the moment here: diff --git a/tex/context/base/mkiv/colo-imp-crayola.mkiv b/tex/context/base/mkiv/colo-imp-crayola.mkiv new file mode 100644 index 000000000..dbae02d5a --- /dev/null +++ b/tex/context/base/mkiv/colo-imp-crayola.mkiv @@ -0,0 +1,254 @@ +%D \module +%D [ file=colo-imp-crayola +%D version=2016.03.21, +%D title=\CONTEXT\ Color Macros, +%D subtitle=Crayola, +%D author=Alan Braslau] +%C +%C This module is part of the \CONTEXT\ macro||package and is +%C therefore copyrighted by \PRAGMA, See mreadme.pdf for +%C details. + +%D Crayola (Binney & Smith) crayon colors. + +\startprotectedcolors + +\definecolor [Red] [h=ED0A3F] % produced 1903–present +\definecolor [Maroon] [h=C32148] % produced 1949–present, known as "dark red", 1949–1958. +\definecolor [Scarlet] [h=FD0E35] % produced 1998–present, known as "torch red", 1998. +\definecolor [BrickRed] [h=C62D42] % produced 1958–present +\definecolor [EnglishVermilion] [h=CC474B] % also spelled "vermillion", produced 1903–1935. +\definecolor [MadderLake] [h=CC3336] % produced 1903–1935 +\definecolor [PermanentGeraniumLake] [h=E12C2C] % produced 1903–circa 1910 +\definecolor [MaximumRed] [h=D92121] % part of the munsell line, 1926–1944 +\definecolor [IndianRed] [h=B94E48] % produced 1903–present, known as "chestnut" since 1999. +\definecolor [OrangeRed] [h=FF5349] % produced 1958–1990 +\definecolor [SunsetOrange] [h=FE4C40] % produced 1997–present +\definecolor [Bittersweet] [h=FE6F5E] % produced 1958–present +\definecolor [DarkVenetianRed] [h=B33B24] % "venetian red, dark" on labels, produced 1903–circa 1910. +\definecolor [VenetianRed] [h=CC553D] % produced 1903–1944 +\definecolor [LightVenetianRed] [h=E6735C] % "venetian red, light" on labels, produced 1903–circa 1910. +\definecolor [VividTangerine] [h=FF9980] % produced 1990–present +\definecolor [MiddleRed] [h=E58E73] % part of the munsell line, 1926–1944. +\definecolor [BurntOrange] [h=FF7F49] % produced 1958–present +\definecolor [RedOrange] [h=FF681F] % produced 1930–present +\definecolor [Orange] [h=FF8833] % produced 1903–present +\definecolor [MacaroniandCheese] [h=FFB97B] % produced 1993–present, also found as "macaroni & cheese" and "macaroni-n-cheese". +\definecolor [MiddleYellowRed] [h=ECB176] % part of the munsell line, 1926–1944, same color as "medium orange" (1949–1958). +\definecolor [MangoTango] [h=E77200] % produced 2003–present +\definecolor [YellowOrange] [h=FFAE42] % produced 1930–present +\definecolor [MaximumYellowRed] [h=F2BA49] % part of the munsell line, 1926–1944. +\definecolor [BananaMania] [h=FBE7B2] % produced 1998–present +\definecolor [Maize] [h=F2C649] % produced 1903–1990, known as "gold ochre", 1903–1958, "golden ochre" on some labels. +\definecolor [OrangeYellow] [h=F8D568] % produced 1958–1990. +\definecolor [Goldenrod] [h=FCD667] % produced 1903–present, known as "medium chrome yellow" (1903–?) and "medium yellow" (1903–1958). +\definecolor [Dandelion] [h=FED85D] % produced 1990–present +\definecolor [Yellow] [h=FBE870] % produced 1903–present +\definecolor [GreenYellow] [h=F1E788] % produced 1958–present +\definecolor [MiddleYellow] [h=FFEB00] % part of the munsell line, 1926–1944. +\definecolor [OliveGreen] [h=B5B35C] % produced 1903–present +\definecolor [SpringGreen] [h=ECEBBD] % produced 1958–present +\definecolor [MaximumYellow] [h=FAFA37] % part of the munsell line, 1926–1944. +\definecolor [Canary] [h=FFFF99] % produced 1998–present +\definecolor [LemonYellow] [h=FFFF9F] % produced 1903–1990, also known as "light chrome yellow" (on labels "chrome yellow, light") or "light yellow", 1903–1958, on labels "chrome yellow, light." +\definecolor [MaximumGreenYellow] [h=D9E650] % part of the munsell line, 1926–1944. +\definecolor [MiddleGreenYellow] [h=ACBF60] % part of the munsell line, 1926–1944. +\definecolor [Inchworm] [h=AFE313] % produced 1993–present +\definecolor [LightChromeGreen] [h=BEE64B] % "chrome green, light" on labels, produced 1903–1935, same color as "light green" (1903–1935). +\definecolor [YellowGreen] [h=C5E17A] % produced 1930–present +\definecolor [MaximumGreen] [h=5E8C31] % part of the munsell line, 1926–1944. +\definecolor [Asparagus] [h=7BA05B] % produced 1993–present +\definecolor [GrannySmithApple] [h=9DE093] % produced 1993–present +\definecolor [Fern] [h=63B76C] % produced 1998–present +\definecolor [MiddleGreen] [h=4D8C57] % part of the munsell line, 1926–1944. +\definecolor [Green] [h=3AA655] % produced 1903–present +\definecolor [MediumChromeGreen] [h=6CA67C] % "chrome green, medium" on labels, produced 1903–1939, same color as "medium green" (1903–1939). +\definecolor [ForestGreen] [h=5FA777] % produced 1949–present, known as "dark green", 1949–1958. +\definecolor [SeaGreen] [h=93DFB8] % produced 1949–present, known as "light green", 1949–1958. +\definecolor [Shamrock] [h=33CC99] % produced 1993–present +\definecolor [MountainMeadow] [h=1AB385] % produced 1998–present +\definecolor [JungleGreen] [h=29AB87] % produced 1990–present +\definecolor [CaribbeanGreen] [h=00CC99] % produced 1997–present +\definecolor [TropicalRainForest] [h=00755E] % produced 1993–present +\definecolor [MiddleBlueGreen] [h=8DD9CC] % part of the munsell line, 1926–1944. +\definecolor [PineGreen] [h=01786F] % produced 1903–1949, 1958–present, known as "dark chrome green" ("chrome green, dark" on labels) or "dark green", 1903–1949. +\definecolor [MaximumBlueGreen] [h=30BFBF] % part of the munsell line, 1926–1944. +\definecolor [RobinsEggBlue] [h=00CCCC] % produced 1993–present +\definecolor [TealBlue] [h=008080] % produced 1990–2003. +\definecolor [LightBlue] [h=8FD8D8] % produced only in 1958. +\definecolor [Aquamarine] [h=95E0E8] % produced 1949–present, known as "light turquoise blue", 1949–1958. +\definecolor [TurquoiseBlue] [h=6CDAE7] % produced 1935–present, available only in bulk, 1935–1949. +\definecolor [OuterSpace] [h=2D383A] % produced 1998–present +\definecolor [SkyBlue] [h=76D7EA] % produced 1958–present +\definecolor [MiddleBlue] [h=7ED4E6] % part of the munsell line, 1926–1944. +\definecolor [BlueGreen] [h=0095B7] % produced 1949–present, known as "middle blue-green", 1949–1958. +\definecolor [PacificBlue] [h=009DC4] % produced 1993–present +\definecolor [Cerulean] [h=02A4D3] % produced 1990–present +\definecolor [MaximumBlue] [h=47ABCC] % produced 1926–1958, part of the munsell line, 1926–1944, also known as "blue-green", 1930–1958. +\definecolor [BlueI] [h=4997D0] % produced 1903–1958, known as "celestial blue", 1935–1949, and "azure blue", 1949–1958. +\definecolor [CeruleanBlue] [h=339ACC] % produced 1949–1958. +\definecolor [Cornflower] [h=93CCEA] % produced 1958–present +\definecolor [GreenBlue] [h=2887C8] % produced 1958–1990. +\definecolor [MidnightBlue] [h=00468C] % produced 1903–present, known as "prussian blue", 1903–1958. +\definecolor [NavyBlue] [h=0066CC] % produced 1958–present +\definecolor [Denim] [h=1560BD] % produced 1993–present +\definecolor [BlueIII] [h=0066FF] % produced 1949–present +\definecolor [CadetBlue] [h=A9B2C3] % produced 1958–present +\definecolor [Periwinkle] [h=C3CDE6] % produced 1958–present +\definecolor [BlueII] [h=4570E6] % produced 1935–1958, known as "medium blue", 1949–1958. +\definecolor [WildBlueYonder] [h=7A89B8] % produced 2003–present +\definecolor [Indigo] [h=4F69C6] % produced 1999–present +\definecolor [Manatee] [h=8D90A1] % produced 1998–present +\definecolor [CobaltBlue] [h=8C90C8] % produced 1903–1958. +\definecolor [CelestialBlue] [h=7070CC] % produced 1903–circa 1910. +\definecolor [BlueBell] [h=9999CC] % produced 1998–present +\definecolor [MaximumBluePurple] [h=ACACE6] % part of the munsell line, 1926–1944. +\definecolor [VioletBlue] [h=766EC8] % produced 1930–1990, known as blue-violet, 1930–1958. +\definecolor [BlueViolet] [h=6456B7] % produced 1949–present, known as "violet" 1949–1958. +\definecolor [UltramarineBlue] [h=3F26BF] % produced 1903–1944. +\definecolor [MiddleBluePurple] [h=8B72BE] % part of the munsell line, 1926–1944. +\definecolor [PurpleHeart] [h=652DC1] % produced 1998–present +\definecolor [RoyalPurple] [h=6B3FA0] % produced 1990–present +\definecolor [VioletII] [h=8359A3] % produced 1930–1949, 1958–present, on labels "violet (purple)". +\definecolor [MediumViolet] [h=8F47B3] % produced 1949–1958. +\definecolor [Wisteria] [h=C9A0DC] % produced 1993–present +\definecolor [LavenderI] [h=BF8FCC] % produced 1949–1958. +\definecolor [VividViolet] [h=803790] % produced 1997–present +\definecolor [MaximumPurple] [h=733380] % part of the munsell line, 1926–1944. +\definecolor [PurpleMountainsMajesty] [h=D6AEDD] % produced 1993–present, also found as "purple mountain majesty" and "purple mountain's majesty." +\definecolor [Fuchsia] [h=C154C1] % produced 1990–present +\definecolor [PinkFlamingo] [h=FC74FD] % produced 1997–present +\definecolor [VioletI] [h=732E6C] % produced 1903–1930, also known as "purple" (1903–circa 1914). +\definecolor [BrilliantRose] [h=E667CE] % produced 1949–1958. +\definecolor [Orchid] [h=E29CD2] % produced 1949–present, known as "medium red-violet", 1949–1958. +\definecolor [Plum] [h=8E3179] % produced 1958–present +\definecolor [MediumRose] [h=D96CBE] % produced 1949–1958. +\definecolor [Thistle] [h=EBB0D7] % produced 1949–1999, known as "light magenta", 1949–1958. +\definecolor [Mulberry] [h=C8509B] % produced 1958–2003. +\definecolor [RedViolet] [h=BB3385] % produced 1930–present +\definecolor [MiddlePurple] [h=D982B5] % part of the munsell line, 1926–1944. +\definecolor [MaximumRedPurple] [h=A63A79] % part of the munsell line, 1926–1944. +\definecolor [JazzberryJam] [h=A50B5E] % produced 2003–present +\definecolor [Eggplant] [h=614051] % produced 1998–present +\definecolor [Magenta] [h=F653A6] % produced 1903–present, same color as "permanent magenta" (1903–?). +\definecolor [Cerise] [h=DA3287] % produced 1993–present +\definecolor [WildStrawberry] [h=FF3399] % produced 1990–present +\definecolor [LavenderII] [h=FBAED2] % produced 1958–present +\definecolor [CottonCandy] [h=FFB7D5] % produced 1998–present +\definecolor [CarnationPink] [h=FFA6C9] % produced 1903–present, known as "rose pink" (1903–1958) and "pink" (1903–1917). +\definecolor [VioletRed] [h=F7468A] % produced 1958–present +\definecolor [Razzmatazz] [h=E30B5C] % produced 1993–present +\definecolor [PigPink] [h=FDD7E4] % produced 1998–present, also called "piggy pink." +\definecolor [Carmine] [h=E62E6B] % produced 1935–1958, known as "carmine red", 1949–1958. +\definecolor [Blush] [h=DB5079] % produced 1998–present, known as "cranberry", 1998–2005. +\definecolor [TickleMePink] [h=FC80A5] % produced 1993–present +\definecolor [Mauvelous] [h=F091A9] % produced 1993–present +\definecolor [Salmon] [h=FF91A4] % produced 1949–present +\definecolor [MiddleRedPurple] [h=A55353] % part of the munsell line, 1926–1944. +\definecolor [Mahogany] [h=CA3435] % produced 1949–present +\definecolor [Melon] [h=FEBAAD] % produced 1958–present +\definecolor [PinkSherbert] [h=F7A38E] % produced 1998–present, known as "brink pink", 1998–2005. +\definecolor [BurntSienna] [h=E97451] % produced 1903–present +\definecolor [Brown] [h=AF593E] % produced 1935–present +\definecolor [Sepia] [h=9E5B40] % produced 1935–1944, 1958–present, available only in bulk, 1935–1939. +\definecolor [FuzzyWuzzy] [h=87421F] % produced 1998–present, known as "fuzzy wuzzy brown", 1998–2005. +\definecolor [Beaver] [h=926F5B] % produced 1998–present +\definecolor [Tumbleweed] [h=DEA681] % produced 1993–present +\definecolor [RawSienna] [h=D27D46] % produced 1958–present +\definecolor [VanDykeBrown] [h=664228] % produced 1903–1935, same color as "brown" (1903–1935) +\definecolor [Tan] [h=D99A6C] % produced 1958–present +\definecolor [DesertSand] [h=EDC9AF] % produced 1998–present +\definecolor [Peach] [h=FFCBA4] % produced 1903–present, known as "flesh tint" (1903–1949), "flesh" (1949–1956, 1958–1962), and "pink beige" (1956–1958) +\definecolor [BurntUmber] [h=805533] % produced 1903–1944 +\definecolor [Apricot] [h=FDD5B1] % produced 1958–present +\definecolor [Almond] [h=EED9C4] % produced 1998–present +\definecolor [RawUmber] [h=665233] % produced 1903–1990 +\definecolor [Shadow] [h=837050] % produced 1998–present +\definecolor [RawSiennaI] [h=E6BC5C] % produced 1903–circa 1910 +\definecolor [Timberwolf] [h=D9D6CF] % produced 1993–present +\definecolor [GoldI] [h=92926E] % metallic, swatch represents nominal hue only, produced 1903–1944, available only in bulk after 1915 +\definecolor [GoldII] [h=E6BE8A] % metallic, swatch represents nominal hue only, produced 1953–present, available only in bulk, 1953–1956 +\definecolor [Silver] [h=C9C0BB] % metallic, swatch represents nominal hue only, produced 1903–present, available only in bulk, 1915–1944 +\definecolor [Copper] [h=DA8A67] % metallic, swatch represents nominal hue only, produced 1903–1915, 1958–present +\definecolor [AntiqueBrass] [h=C88A65] % metallic, swatch represents nominal hue only, produced 1998–present +\definecolor [Black] [h=000000] % produced 1903–present +\definecolor [CharcoalGray] [h=736A62] % produced 1903–1910 +\definecolor [Gray] [h=8B8680] % as "middle grey", part of the munsell line, 1926–1944, spelled "grey" on labels, but "gray" on boxes, also called "neutral grey", 1930–1956 +\definecolor [BlueGray] [h=C8C8CD] % produced 1958–1990 +\definecolor [White] [h=FFFFFF] % produced 1903–present +\definecolor [RadicalRed] [h=FF355E] % introduced in 1990 +\definecolor [WildWatermelon] [h=FD5B78] % same color as "ultra red" (1972–1990) +\definecolor [OutrageousOrange] [h=FF6037] % same color as "ultra orange" (1972–1990) +\definecolor [AtomicTangerine] [h=FF9966] % same color as "ultra yellow" (1972–1990) +\definecolor [NeonCarrot] [h=FF9933] % introduced in 1990 +\definecolor [Sunglow] [h=FFCC33] % introduced in 1990 +\definecolor [LaserLemon] [h=FFFF66] % same color as "chartreuse" (1972–1990) +\definecolor [UnmellowYellow] [h=FFFF66] % introduced in 1990 +\definecolor [ElectricLime] [h=CCFF00] % introduced in 1990 +\definecolor [ScreaminGreen] [h=66FF66] % same color as "ultra green" (1972–1990) +\definecolor [MagicMint] [h=AAF0D1] % produced 1990–2003 +\definecolor [BlizzardBlue] [h=50BFE6] % same color as "ultra blue" (1972–1990), discontinued in 2003 +\definecolor [ShockingPink] [h=FF6EFF] % same color as "ultra pink" (1972–1990) +\definecolor [RazzleDazzleRose] [h=EE34D2] % same color as "hot magenta" (1972–1990) +\definecolor [HotMagenta] [h=FF00CC] % introduced in 1990 +\definecolor [PurplePizzazz] [h=FF00CC] % introduced in 1990 +\definecolor [AztecGold] [h=C39953] +\definecolor [BurnishedBrown] [h=A17A74] +\definecolor [CeruleanFrost] [h=6D9BC3] +\definecolor [CinnamonSatin] [h=CD607E] +\definecolor [CopperPenny] [h=AD6F69] +\definecolor [CosmicCobalt] [h=2E2D88] +\definecolor [GlossyGrape] [h=AB92B3] +\definecolor [GraniteGray] [h=676767] +\definecolor [GreenSheen] [h=6EAEA1] +\definecolor [LilacLuster] [h=AE98AA] +\definecolor [MistyMoss] [h=BBB477] +\definecolor [MysticMaroon] [h=AD4379] +\definecolor [PearlyPurple] [h=B768A2] +\definecolor [PewterBlue] [h=8BA8B7] +\definecolor [PolishedPine] [h=5DA493] +\definecolor [QuickSilver] [h=A6A6A6] +\definecolor [RoseDust] [h=9E5E6F] +\definecolor [RustyRed] [h=DA2C43] +\definecolor [ShadowBlue] [h=778BA5] +\definecolor [ShinyShamrock] [h=5FA778] +\definecolor [SteelTeal] [h=5F8A8B] +\definecolor [SugarPlum] [h=914E75] +\definecolor [TwilightLavender] [h=8A496B] +\definecolor [WintergreenDream] [h=56887D] +\definecolor [Amethyst] [h=64609A] +\definecolor [Citrine] [h=933709] +\definecolor [Emerald] [h=14A989] +\definecolor [Jade] [h=469A84] +\definecolor [Jasper] [h=D05340] +\definecolor [LapisLazuli] [h=436CB9] +\definecolor [Malachite] [h=469496] +\definecolor [Moonstone] [h=3AA8C1] +\definecolor [Onyx] [h=353839] +\definecolor [Peridot] [h=ABAD48] +\definecolor [PinkPearl] [h=B07080] +\definecolor [RoseQuartz] [h=BD559C] +\definecolor [Ruby] [h=AA4069] +\definecolor [Sapphire] [h=2D5DA1] +\definecolor [SmokeyTopaz] [h=832A0D] +\definecolor [TigersEye] [h=B56917] +\definecolor [AquaPearl] [h=5FBED7] +\definecolor [BlackCoralPearl] [h=54626F] +\definecolor [CaribbeanGreenPearl] [h=6ADA8E] +\definecolor [CulturedPearl] [h=F5F5F5] +\definecolor [KeyLimePearl] [h=E8F48C] +\definecolor [MandarinPearl] [h=F37A48] +\definecolor [MidnightPearl] [h=702670] +\definecolor [MysticPearl] [h=D65282] +\definecolor [OceanBluePearl] [h=4F42B5] +\definecolor [OceanGreenPearl] [h=48BF91] +\definecolor [OrchidPearl] [h=7B4259] +\definecolor [RosePearl] [h=F03865] +\definecolor [SalmonPearl] [h=F1444A] +\definecolor [SunnyPearl] [h=F2F27A] +\definecolor [SunsetPearl] [h=F1CC79] +\definecolor [TurquoisePearl] [h=3BBCD0] + +\stopprotectedcolors + +\endinput diff --git a/tex/context/base/mkiv/colo-imp-dem.mkiv b/tex/context/base/mkiv/colo-imp-dem.mkiv index 5b794c551..7744a216e 100644 --- a/tex/context/base/mkiv/colo-imp-dem.mkiv +++ b/tex/context/base/mkiv/colo-imp-dem.mkiv @@ -11,8 +11,9 @@ %C therefore copyrighted by \PRAGMA. See mreadme.pdf for %C details. -%D Like colors, we first define the english colorgroups. These -%D colorgroups are tuned for distinctive gray scale printing. +%D Like colors, we first define the english colorgroups. These colorgroups are +%D tuned for distinctive gray scale printing. The yellow range is not really +%D all yellow but is at least visible. \definecolorgroup [gray] @@ -200,6 +201,20 @@ \definecolorgroup [giallo*] [yellow*] \stopinterface +\startinterface french + \definecolorgroup [gris] [gray] + \definecolorgroup [rouge] [red] + \definecolorgroup [vert] [green] + \definecolorgroup [bleu] [blue] + \definecolorgroup [cyan] [cyan] + \definecolorgroup [magenta] [magenta] + \definecolorgroup [jaune] [yellow] + \definecolorgroup [rouge*] [red*] + \definecolorgroup [vert*] [green*] + \definecolorgroup [bleu*] [blue*] + \definecolorgroup [jaune*] [yellow*] +\stopinterface + %D The next set of color palets is quite language independant. %D These palets are meant as examples. diff --git a/tex/context/base/mkiv/colo-imp-ema.mkiv b/tex/context/base/mkiv/colo-imp-ema.mkiv index 11d76f342..ff1db60fb 100644 --- a/tex/context/base/mkiv/colo-imp-ema.mkiv +++ b/tex/context/base/mkiv/colo-imp-ema.mkiv @@ -8,7 +8,7 @@ %D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}] %C %C This module is part of the \CONTEXT\ macro||package and is -%C therefore copyrighted by \PRAGMA. See mreadme.pdf for +%C therefore copyrighted by \PRAGMA. See mreadme.pdf for %C details. % author : Peter Rolf @@ -17,28 +17,30 @@ % % USAGE: % -% - select emacs menu: Edit -> Text Properties -> Display +% - select emacs menu: Edit -> Text Properties -> Display % Colors, if you don't know what I'm talking about -% - copy this file to your /texmf/tex/context/user directory +% - copy this file to your /texmf/tex/context/user directory % and add "\input colo-emacs" to your tex-file % % IMPORTANT NOTES: % -% - all color names are written as ONE word in lowercase -% letters (no redundancy as in rgb.txt) so if you want to -% use the color "Light Sky Blue"/"light sky blue" it's new +% - all color names are written as ONE word in lowercase +% letters (no redundancy as in rgb.txt) so if you want to +% use the color "Light Sky Blue"/"light sky blue" it's new % name is lightskyblue % - the grayX values [X=0..100] can only be used with \color % [grayX] % - use it at your own risk :) % % HINT: -% -% I only include this file (\showcolor [ema]) until I've -% found the colors I want. Copy and paste the color -% definitions to a seperate file, to decrease compilation -% time (540 color definitions). - +% +% I only include this file (\showcolor [ema]) until I've +% found the colors I want. Copy and paste the color +% definitions to a seperate file, to decrease compilation +% time (540 color definitions). + +\startprotectedcolors + \definecolor [snow] [r=1,g=.980392,b=.980392] \definecolor [ghostwhite] [r=.972549,g=.972549,b=1] \definecolor [whitesmoke] [s=.960784] @@ -481,110 +483,18 @@ \definecolor [thistle2] [r=.933333,g=.823529,b=.933333] \definecolor [thistle3] [r=.803922,g=.709804,b=.803922] \definecolor [thistle4] [r=.545098,g=.482353,b=.545098] -\definecolor [gray0] [black] -\definecolor [gray1] [s=.01] -\definecolor [gray2] [s=.02] -\definecolor [gray3] [s=.03] -\definecolor [gray4] [s=.04] -\definecolor [gray5] [s=.05] -\definecolor [gray6] [s=.06] -\definecolor [gray7] [s=.07] -\definecolor [gray8] [s=.08] -\definecolor [gray9] [s=.09] -\definecolor [gray10] [s=.1] -\definecolor [gray11] [s=.11] -\definecolor [gray12] [s=.12] -\definecolor [gray13] [s=.13] -\definecolor [gray14] [s=.14] -\definecolor [gray15] [s=.15] -\definecolor [gray16] [s=.16] -\definecolor [gray17] [s=.17] -\definecolor [gray18] [s=.18] -\definecolor [gray19] [s=.19] -\definecolor [gray20] [s=.2] -\definecolor [gray21] [s=.21] -\definecolor [gray22] [s=.22] -\definecolor [gray23] [s=.23] -\definecolor [gray24] [s=.24] -\definecolor [gray25] [s=.25] -\definecolor [gray26] [s=.26] -\definecolor [gray27] [s=.27] -\definecolor [gray28] [s=.28] -\definecolor [gray29] [s=.29] -\definecolor [gray30] [s=.3] -\definecolor [gray31] [s=.31] -\definecolor [gray32] [s=.32] -\definecolor [gray33] [s=.33] -\definecolor [gray34] [s=.34] -\definecolor [gray35] [s=.35] -\definecolor [gray36] [s=.36] -\definecolor [gray37] [s=.37] -\definecolor [gray38] [s=.38] -\definecolor [gray39] [s=.39] -\definecolor [gray40] [s=.4] -\definecolor [gray41] [s=.41] -\definecolor [gray42] [s=.42] -\definecolor [gray43] [s=.43] -\definecolor [gray44] [s=.44] -\definecolor [gray45] [s=.45] -\definecolor [gray46] [s=.46] -\definecolor [gray47] [s=.47] -\definecolor [gray48] [s=.48] -\definecolor [gray49] [s=.49] -\definecolor [gray50] [s=.5] -\definecolor [gray51] [s=.51] -\definecolor [gray52] [s=.52] -\definecolor [gray53] [s=.53] -\definecolor [gray54] [s=.54] -\definecolor [gray55] [s=.55] -\definecolor [gray56] [s=.56] -\definecolor [gray57] [s=.57] -\definecolor [gray58] [s=.58] -\definecolor [gray59] [s=.59] -\definecolor [gray60] [s=.6] -\definecolor [gray61] [s=.61] -\definecolor [gray62] [s=.62] -\definecolor [gray63] [s=.63] -\definecolor [gray64] [s=.64] -\definecolor [gray65] [s=.65] -\definecolor [gray66] [s=.66] -\definecolor [gray67] [s=.67] -\definecolor [gray68] [s=.68] -\definecolor [gray69] [s=.69] -\definecolor [gray70] [s=.7] -\definecolor [gray71] [s=.71] -\definecolor [gray72] [s=.72] -\definecolor [gray73] [s=.73] -\definecolor [gray74] [s=.74] -\definecolor [gray75] [s=.75] -\definecolor [gray76] [s=.76] -\definecolor [gray77] [s=.77] -\definecolor [gray78] [s=.78] -\definecolor [gray79] [s=.79] -\definecolor [gray80] [s=.8] -\definecolor [gray81] [s=.81] -\definecolor [gray82] [s=.82] -\definecolor [gray83] [s=.83] -\definecolor [gray84] [s=.84] -\definecolor [gray85] [s=.85] -\definecolor [gray86] [s=.86] -\definecolor [gray87] [s=.87] -\definecolor [gray88] [s=.88] -\definecolor [gray89] [s=.89] -\definecolor [gray90] [s=.9] -\definecolor [gray91] [s=.91] -\definecolor [gray92] [s=.92] -\definecolor [gray93] [s=.93] -\definecolor [gray94] [s=.94] -\definecolor [gray95] [s=.95] -\definecolor [gray96] [s=.96] -\definecolor [gray97] [s=.97] -\definecolor [gray98] [s=.98] -\definecolor [gray99] [s=.99] -\definecolor [gray100] [white] + +\dorecurse{100}{ + \definecolor [gray#1] [s=\cldcontext{#1/100}] +} + \definecolor [darkgray] [s=.662745] \definecolor [darkblue] [b=.545098] \definecolor [darkcyan] [g=.545098,b=.545098] \definecolor [darkmagenta] [r=.545098,b=.545098] \definecolor [darkred] [r=.545098] \definecolor [lightgreen] [r=.564706,g=.933333,b=.564706] + +\stopprotectedcolors + +\endinput diff --git a/tex/context/base/mkiv/colo-imp-rgb.mkiv b/tex/context/base/mkiv/colo-imp-rgb.mkiv index d7b691fcc..58b2ca42c 100644 --- a/tex/context/base/mkiv/colo-imp-rgb.mkiv +++ b/tex/context/base/mkiv/colo-imp-rgb.mkiv @@ -38,6 +38,9 @@ \definecolor [lightred] [r=1, g=0, b=0] \definecolor [lightgreen] [r=0, g=1, b=0] \definecolor [lightblue] [r=0, g=0, b=1] +\definecolor [lightcyan] [r=0, g=1, b=1] +\definecolor [lightmagenta] [r=1, g=0, b=1] +\definecolor [lightyellow] [r=1, g=1, b=0] \definecolor [middlered] [r=.8, g=0, b=0] \definecolor [middlegreen] [r=0, g=.8, b=0] @@ -87,12 +90,15 @@ \definecolor [donkercyaan] [darkcyan] \definecolor [middelcyaan] [middlecyan] + \definecolor [lichtcyaan] [lightcyan] \definecolor [donkermagenta] [darkmagenta] \definecolor [middelmagenta] [middlemagenta] + \definecolor [lichtmagenta] [lightmagenta] \definecolor [donkergeel] [darkyellow] \definecolor [middelgeel] [middleyellow] + \definecolor [lichtgeel] [lightyellow] \definecolor [donkergrijs] [darkgray] \definecolor [middengrijs] [middlegray] @@ -128,12 +134,15 @@ \definecolor [dunkelcyan] [darkcyan] \definecolor [mittelcyan] [middlecyan] + \definecolor [hellcyan] [lightcyan] \definecolor [dunkelmagenta] [darkmagenta] \definecolor [mittelmagenta] [middlemagenta] + \definecolor [hellmagenta] [lightmagenta] \definecolor [dunkelgelb] [darkyellow] \definecolor [mittelgelb] [middleyellow] + \definecolor [hellgelb] [lightyellow] \definecolor [dunkelgrau] [darkgray] \definecolor [mittelgrau] [middlegray] @@ -168,12 +177,15 @@ \definecolor [tmaveazurova] [darkcyan] \definecolor [stredneazurova] [middlecyan] + \definecolor [svelteazurova] [lightcyan] \definecolor [tmavefialova] [darkmagenta] \definecolor [strednefialova] [middlemagenta] + \definecolor [sveltefialova] [lightmagenta] \definecolor [tmavezluta] [darkyellow] \definecolor [strednezluta] [middleyellow] + \definecolor [sveltezluta] [lightyellow] \definecolor [tmaveseda] [darkgray] \definecolor [stredneseda] [middlegray] @@ -210,14 +222,16 @@ \definecolor [bluchiaro] [lightblue] \definecolor [azzurroscuro] [darkcyan] - \definecolor [azzurrochiaro] [middlecyan] + \definecolor [azzurromedio] [middlecyan] + \definecolor [azzurrochiaro] [lightcyan] \definecolor [cremisiscuro] [darkmagenta] - \definecolor [cremisichiaro] [middlemagenta] - + \definecolor [cremisimedio] [middlemagenta] + \definecolor [cremisichiaro] [lightmagenta] \definecolor [gialloscuro] [darkyellow] \definecolor [giallomedio] [middleyellow] + \definecolor [giallochiaro] [lightyellow] \definecolor [grigioscuro] [darkgray] \definecolor [grigiomedio] [middlegray] @@ -225,6 +239,50 @@ \stopinterface +\startinterface french + + \definecolor [rouge] [red] + \definecolor [vert] [green] + \definecolor [bleu] [blue] + + \definecolor [cyan] [cyan] + \definecolor [magenta] [magenta] + \definecolor [jaune] [yellow] + + \definecolor [blanche] [white] + \definecolor [gris] [gray] + \definecolor [noir] [black] + + \definecolor [rougefoncé] [darkred] + \definecolor [rougemoyen] [middlered] + \definecolor [rougeclair] [lightred] + + \definecolor [vertfoncé] [darkgreen] + \definecolor [vertmoyen] [middlegreen] + \definecolor [vertclair] [lightgreen] + + \definecolor [bleufoncé] [darkblue] + \definecolor [bleumoyen] [middleblue] + \definecolor [bleuclair] [lightblue] + + \definecolor [cyanfoncé] [darkcyan] + \definecolor [cyanmoyen] [middlecyan] + \definecolor [cyanclair] [lightcyan] + + \definecolor [magentafoncé] [darkmagenta] + \definecolor [magentamoyen] [middlemagenta] + \definecolor [magentaclair] [lightmagenta] + + \definecolor [jaunefoncé] [darkyellow] + \definecolor [jaunemoyen] [middleyellow] + \definecolor [jauneclair] [lightyellow] + + \definecolor [grisfoncé] [darkgray] + \definecolor [grismoyen] [middlegray] + \definecolor [grisclair] [lightgray] + +\stopinterface + \startinterface romanian \definecolor [rosu] [red] @@ -253,12 +311,15 @@ \definecolor [cianinchis] [darkcyan] \definecolor [cianmediu] [middlecyan] + \definecolor [ciandeschis] [lightcyan] \definecolor [magentainchis] [darkmagenta] \definecolor [magentamediu] [middlemagenta] + \definecolor [magentadeschis] [lightmagenta] \definecolor [galbeninchis] [darkyellow] \definecolor [galbenmediu] [middleyellow] + \definecolor [galbendeschis] [lightyellow] \definecolor [griinchis] [darkgray] \definecolor [grimediu] [middlegray] @@ -269,6 +330,7 @@ %D Bonus (needed for FO test): \definecolor [orange] [r=1, g=.5] +\definecolor [lightorange] [r=1, g=.5] \definecolor [middleorange] [r=.6,g=.3] \definecolor [darkorange] [r=.4,g=.2] diff --git a/tex/context/base/mkiv/colo-imp-x11.mkiv b/tex/context/base/mkiv/colo-imp-x11.mkiv index 45d3aac62..a83466e8d 100644 --- a/tex/context/base/mkiv/colo-imp-x11.mkiv +++ b/tex/context/base/mkiv/colo-imp-x11.mkiv @@ -1,5 +1,5 @@ %D \module -%D [ file=colo-x11, +%D [ file=colo-imp-x11, %D version=2009.11.13, %D title=\CONTEXT\ Color Macros, %D subtitle=X11, @@ -11,9 +11,7 @@ %D Standard X11 rgb colors (from \type {/usr/share/X11/rgb.txt}): -\doifnotmode{mkiv} { - \input colo-hex.mkii -} +\startprotectedcolors \definecolor [snow] [h=fffafa] \definecolor [ghostwhite] [h=f8f8ff] @@ -43,20 +41,14 @@ \definecolor [white] [s=1] \definecolor [black] [s=0] \definecolor [darkslategray] [h=2f4f4f] -\definecolor [darkslategrey] [darkslategray] \definecolor [dimgray] [s=0.41] -\definecolor [dimgrey] [dimgray] \definecolor [slategray] [h=708090] -\definecolor [slategrey] [slategray] \definecolor [lightslategray] [h=778899] -\definecolor [lightslategrey] [lightslategray] \definecolor [gray] [s=0.75] -\definecolor [grey] [gray] \definecolor [lightgrey] [s=0.83] -\definecolor [lightgray] [lightgrey] \definecolor [midnightblue] [h=191970] \definecolor [navy] [h=000080] -\definecolor [navyblue] [navy] +\definecolor [navyblue] [h=000080] \definecolor [cornflowerblue] [h=6495ed] \definecolor [darkslateblue] [h=483d8b] \definecolor [slateblue] [h=6a5acd] @@ -464,214 +456,20 @@ \definecolor [thistle2] [h=eed2ee] \definecolor [thistle3] [h=cdb5cd] \definecolor [thistle4] [h=8b7b8b] -\definecolor [gray0] [s=0.00] -\definecolor [grey0] [gray0] -\definecolor [gray1] [s=0.01] -\definecolor [grey1] [gray1] -\definecolor [gray2] [s=0.02] -\definecolor [grey2] [gray2] -\definecolor [gray3] [s=0.03] -\definecolor [grey3] [gray3] -\definecolor [gray4] [s=0.04] -\definecolor [grey4] [gray4] -\definecolor [gray5] [s=0.05] -\definecolor [grey5] [gray5] -\definecolor [gray6] [s=0.06] -\definecolor [grey6] [gray6] -\definecolor [gray7] [s=0.07] -\definecolor [grey7] [gray7] -\definecolor [gray8] [s=0.08] -\definecolor [grey8] [gray8] -\definecolor [gray9] [s=0.09] -\definecolor [grey9] [gray9] -\definecolor [gray10] [s=0.10] -\definecolor [grey10] [gray10] -\definecolor [gray11] [s=0.11] -\definecolor [grey11] [gray11] -\definecolor [gray12] [s=0.12] -\definecolor [grey12] [gray12] -\definecolor [gray13] [s=0.13] -\definecolor [grey13] [gray13] -\definecolor [gray14] [s=0.14] -\definecolor [grey14] [gray14] -\definecolor [gray15] [s=0.15] -\definecolor [grey15] [gray15] -\definecolor [gray16] [s=0.16] -\definecolor [grey16] [gray16] -\definecolor [gray17] [s=0.17] -\definecolor [grey17] [gray17] -\definecolor [gray18] [s=0.18] -\definecolor [grey18] [gray18] -\definecolor [gray19] [s=0.19] -\definecolor [grey19] [gray19] -\definecolor [gray20] [s=0.20] -\definecolor [grey20] [gray20] -\definecolor [gray21] [s=0.21] -\definecolor [grey21] [gray21] -\definecolor [gray22] [s=0.22] -\definecolor [grey22] [gray22] -\definecolor [gray23] [s=0.23] -\definecolor [grey23] [gray23] -\definecolor [gray24] [s=0.24] -\definecolor [grey24] [gray24] -\definecolor [gray25] [s=0.25] -\definecolor [grey25] [gray25] -\definecolor [gray26] [s=0.26] -\definecolor [grey26] [gray26] -\definecolor [gray27] [s=0.27] -\definecolor [grey27] [gray27] -\definecolor [gray28] [s=0.28] -\definecolor [grey28] [gray28] -\definecolor [gray29] [s=0.29] -\definecolor [grey29] [gray29] -\definecolor [gray30] [s=0.30] -\definecolor [grey30] [gray30] -\definecolor [gray31] [s=0.31] -\definecolor [grey31] [gray31] -\definecolor [gray32] [s=0.32] -\definecolor [grey32] [gray32] -\definecolor [gray33] [s=0.33] -\definecolor [grey33] [gray33] -\definecolor [gray34] [s=0.34] -\definecolor [grey34] [gray34] -\definecolor [gray35] [s=0.35] -\definecolor [grey35] [gray35] -\definecolor [gray36] [s=0.36] -\definecolor [grey36] [gray36] -\definecolor [gray37] [s=0.37] -\definecolor [grey37] [gray37] -\definecolor [gray38] [s=0.38] -\definecolor [grey38] [gray38] -\definecolor [gray39] [s=0.39] -\definecolor [grey39] [gray39] -\definecolor [gray40] [s=0.40] -\definecolor [grey40] [gray40] -\definecolor [gray41] [s=0.41] -\definecolor [grey41] [gray41] -\definecolor [gray42] [s=0.42] -\definecolor [grey42] [gray42] -\definecolor [gray43] [s=0.43] -\definecolor [grey43] [gray43] -\definecolor [gray44] [s=0.44] -\definecolor [grey44] [gray44] -\definecolor [gray45] [s=0.45] -\definecolor [grey45] [gray45] -\definecolor [gray46] [s=0.46] -\definecolor [grey46] [gray46] -\definecolor [gray47] [s=0.47] -\definecolor [grey47] [gray47] -\definecolor [gray48] [s=0.48] -\definecolor [grey48] [gray48] -\definecolor [gray49] [s=0.49] -\definecolor [grey49] [gray49] -\definecolor [gray50] [s=0.50] -\definecolor [grey50] [gray50] -\definecolor [gray51] [s=0.51] -\definecolor [grey51] [gray51] -\definecolor [gray52] [s=0.52] -\definecolor [grey52] [gray52] -\definecolor [gray53] [s=0.53] -\definecolor [grey53] [gray53] -\definecolor [gray54] [s=0.54] -\definecolor [grey54] [gray54] -\definecolor [gray55] [s=0.55] -\definecolor [grey55] [gray55] -\definecolor [gray56] [s=0.56] -\definecolor [grey56] [gray56] -\definecolor [gray57] [s=0.57] -\definecolor [grey57] [gray57] -\definecolor [gray58] [s=0.58] -\definecolor [grey58] [gray58] -\definecolor [gray59] [s=0.59] -\definecolor [grey59] [gray59] -\definecolor [gray60] [s=0.60] -\definecolor [grey60] [gray60] -\definecolor [gray61] [s=0.61] -\definecolor [grey61] [gray61] -\definecolor [gray62] [s=0.62] -\definecolor [grey62] [gray62] -\definecolor [gray63] [s=0.63] -\definecolor [grey63] [gray63] -\definecolor [gray64] [s=0.64] -\definecolor [grey64] [gray64] -\definecolor [gray65] [s=0.65] -\definecolor [grey65] [gray65] -\definecolor [gray66] [s=0.66] -\definecolor [grey66] [gray66] -\definecolor [gray67] [s=0.67] -\definecolor [grey67] [gray67] -\definecolor [gray68] [s=0.68] -\definecolor [grey68] [gray68] -\definecolor [gray69] [s=0.69] -\definecolor [grey69] [gray69] -\definecolor [gray70] [s=0.70] -\definecolor [grey70] [gray70] -\definecolor [gray71] [s=0.71] -\definecolor [grey71] [gray71] -\definecolor [gray72] [s=0.72] -\definecolor [grey72] [gray72] -\definecolor [gray73] [s=0.73] -\definecolor [grey73] [gray73] -\definecolor [gray74] [s=0.74] -\definecolor [grey74] [gray74] -\definecolor [gray75] [s=0.75] -\definecolor [grey75] [gray75] -\definecolor [gray76] [s=0.76] -\definecolor [grey76] [gray76] -\definecolor [gray77] [s=0.77] -\definecolor [grey77] [gray77] -\definecolor [gray78] [s=0.78] -\definecolor [grey78] [gray78] -\definecolor [gray79] [s=0.79] -\definecolor [grey79] [gray79] -\definecolor [gray80] [s=0.80] -\definecolor [grey80] [gray80] -\definecolor [gray81] [s=0.81] -\definecolor [grey81] [gray81] -\definecolor [gray82] [s=0.82] -\definecolor [grey82] [gray82] -\definecolor [gray83] [s=0.83] -\definecolor [grey83] [gray83] -\definecolor [gray84] [s=0.84] -\definecolor [grey84] [gray84] -\definecolor [gray85] [s=0.85] -\definecolor [grey85] [gray85] -\definecolor [gray86] [s=0.86] -\definecolor [grey86] [gray86] -\definecolor [gray87] [s=0.87] -\definecolor [grey87] [gray87] -\definecolor [gray88] [s=0.88] -\definecolor [grey88] [gray88] -\definecolor [gray89] [s=0.89] -\definecolor [grey89] [gray89] -\definecolor [gray90] [s=0.90] -\definecolor [grey90] [gray90] -\definecolor [gray91] [s=0.91] -\definecolor [grey91] [gray91] -\definecolor [gray92] [s=0.92] -\definecolor [grey92] [gray92] -\definecolor [gray93] [s=0.93] -\definecolor [grey93] [gray93] -\definecolor [gray94] [s=0.94] -\definecolor [grey94] [gray94] -\definecolor [gray95] [s=0.95] -\definecolor [grey95] [gray95] -\definecolor [gray96] [s=0.96] -\definecolor [grey96] [gray96] -\definecolor [gray97] [s=0.97] -\definecolor [grey97] [gray97] -\definecolor [gray98] [s=0.98] -\definecolor [grey98] [gray98] -\definecolor [gray99] [s=0.99] -\definecolor [grey99] [gray99] -\definecolor [gray100] [s=1.00] -\definecolor [grey100] [gray100] + +% A lot of useless grays: + +\dorecurse{100}{ + \definecolor [gray#1] [s=\cldcontext{#1/100}] +} + \definecolor [darkgrey] [s=0.66] -\definecolor [darkgray] [darkgrey] \definecolor [darkblue] [h=00008b] \definecolor [darkcyan] [h=008b8b] \definecolor [darkmagenta] [h=8b008b] \definecolor [darkred] [h=8b0000] \definecolor [lightgreen] [h=90ee90] +\stopprotectedcolors + \endinput diff --git a/tex/context/base/mkiv/colo-imp-xwi.mkiv b/tex/context/base/mkiv/colo-imp-xwi.mkiv index 557e9c57c..57fe7965b 100644 --- a/tex/context/base/mkiv/colo-imp-xwi.mkiv +++ b/tex/context/base/mkiv/colo-imp-xwi.mkiv @@ -8,11 +8,13 @@ %D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}] %C %C This module is part of the \CONTEXT\ macro||package and is -%C therefore copyrighted by \PRAGMA. See mreadme.pdf for -%C details. +%C therefore copyrighted by \PRAGMA. See mreadme.pdf for +%C details. %D I've forgotten where I got these definitions from, but maybe -%D they can be of use. +%D they can be of use. + +\startprotectedcolors \definecolor [aliceblue] [r=0.94,g=0.97,b=1.00] \definecolor [antiquewhite] [r=0.98,g=0.92,b=0.84] @@ -127,7 +129,7 @@ \definecolor [snow] [r=1.00,g=0.98,b=0.98] \definecolor [springgreen] [r=0.00,g=1.00,b=0.50] \definecolor [steelblue] [r=0.27,g=0.51,b=0.71] -\definecolor [tan ] [r=0.82,g=0.71,b=0.55] +\definecolor [x11tan] [r=0.82,g=0.71,b=0.55] \definecolor [thistle] [r=0.85,g=0.75,b=0.85] \definecolor [tomato] [r=1.00,g=0.39,b=0.28] \definecolor [turquoise] [r=0.25,g=0.88,b=0.82] @@ -139,4 +141,6 @@ \definecolor [yellow] [r=1.00,g=1.00,b=0.00] \definecolor [yellowgreen] [r=0.60,g=0.80,b=0.20] +\stopprotectedcolors + \endinput diff --git a/tex/context/base/mkiv/colo-ini.lua b/tex/context/base/mkiv/colo-ini.lua index 495a09809..1a055242b 100644 --- a/tex/context/base/mkiv/colo-ini.lua +++ b/tex/context/base/mkiv/colo-ini.lua @@ -362,7 +362,7 @@ local function defineprocesscolor(name,str,global,freeze) -- still inconsistent definecolor(name, register_color(name,'rgb', tonumber(r) or 0, tonumber(g) or 0, tonumber(b) or 0), global) else local c, m, y, k = settings.c, settings.m, settings.y, settings.k - if c or m or y or b then + if c or m or y or k then definecolor(name, register_color(name,'cmyk',tonumber(c) or 0, tonumber(m) or 0, tonumber(y) or 0, tonumber(k) or 0), global) else local h, s, v = settings.h, settings.s, settings.v diff --git a/tex/context/base/mkiv/colo-ini.mkiv b/tex/context/base/mkiv/colo-ini.mkiv index d8267becc..26208edd4 100644 --- a/tex/context/base/mkiv/colo-ini.mkiv +++ b/tex/context/base/mkiv/colo-ini.mkiv @@ -363,26 +363,73 @@ %D This saves us some typing in for instance the modules that %D deal with pretty verbatim typesetting. -\let\m_colo_palets_tmp\empty +\installcorenamespace{paletlist} +\installcorenamespace{paletsize} + +\let\m_colo_palet\relax +\let\c_colo_palet\relax + +\def\colo_palet_allocate#1% + {\expandafter\let \csname\??paletlist#1\endcsname\empty + \expandafter\newcount\csname\??paletsize#1\endcsname} + +\def\colo_palet_prepare#1% + {\edef\colo_palet_name{#1}% + \ifcsname\??paletlist\colo_palet_name\endcsname\else + \colo_palet_allocate\colo_palet_name + \fi + \edef\m_colo_palet{\begincsname\??paletlist\colo_palet_name\endcsname}% + \expandafter\let\expandafter\c_colo_palet\csname\??paletsize\colo_palet_name\endcsname} + +\def\colo_palet_extend#1% + {\addtocommalist{#1}\m_colo_palet + \expandafter\let\csname\??paletlist\colo_palet_name\endcsname\m_colo_palet + \advance\c_colo_palet\plusone} + +\unexpanded\def\doifelsecolorpalet#1% + {\ifcsname\??paletlist#1\endcsname + \expandafter\firstoftwoarguments + \else + \expandafter\secondoftwoarguments + \fi} + +\let\paletlist\empty +\let\paletsize\!!zerocount + +\unexpanded\def\getpaletlist[#1]% + {\edef\paletlist{\begincsname\??paletlist#1\endcsname}} + +\unexpanded\def\getpaletsize[#1]% + {\ifcsname\??paletsize#1\endcsname + \edef\paletsize{\the\lastnamedcs}% + \else + \let\paletsize\!!zerocount + \fi} \unexpanded\def\definepalet - {\dodoubleargument\colo_palets_define} - -\unexpanded\def\colo_palets_define[#1][#2]% todo - {\doifelseassignment{#2} - {%\colo_helpers_show_message\m!colors6{#1}% - \let\m_colo_palets_tmp\empty - \setevalue{\??colorpaletspecification#1}{#2}% - \processcommalist[#2]{\colo_palets_define_one{#1}}% - \letvalue{\??colorpalet#1}\m_colo_palets_tmp - \let\m_colo_palets_tmp\empty} + {\dotripleempty\colo_palets_define} + +\def\colo_palets_define + {\ifthirdargument + \expandafter\colo_palets_define_b + \else + \expandafter\colo_palets_define_a + \fi} + +\unexpanded\def\colo_palets_define_a[#1][#2][#3]% + {\colo_palet_prepare{#1}% + \doifelseassignment{#2} + {\setevalue{\??colorpaletspecification#1}{#2}% + \processcommalist[#2]{\colo_palets_define_one{#1}}} {\ifcsname\??colorpaletspecification#2\endcsname - %\normalexpanded{\colo_palets_define[#1][\csname\??colorpaletspecification#2\endcsname]}% \normalexpanded{\colo_palets_define[#1][\lastnamedcs]}% \fi}} -% \def\colo_palets_define_one#1#2% get rid of { } in #2 -% {\colo_palets_define_two{#1}[#2]}% +\unexpanded\def\colo_palets_define_b[#1][#2][#3]% + {\colo_palet_prepare{#1}% + \setevalue{\??colorpaletspecification#1}{#2}% + \colo_palet_extend{#2}% + \colo_palets_define_assign{#1}{#2}{#3}} \def\colo_palets_define_one#1#2% get rid of { } {\doifelseassignment{#2} % catch empty entries @@ -390,21 +437,14 @@ {\colo_palets_define_three{#1}{#2}}} \def\colo_palets_define_two#1[#2=#3]% - {\edef\m_colo_palets_tmp{\ifx\m_colo_palets_tmp\empty\else\m_colo_palets_tmp,\fi#2}% + {\colo_palet_extend{#2}% \colo_palets_define_set{#1}{#2}{#3}}% \def\colo_palets_define_three#1#2% {\ifcsname\??colorpaletspecification#2\endcsname - %\processcommacommand[\csname\??colorpaletspecification#2\endcsname]{\colo_palets_define_one{#1}}% \processcommacommand[\lastnamedcs]{\colo_palets_define_one{#1}}% \fi} -\let\paletsize\!!zerocount - -\unexpanded\def\getpaletsize[#1]% only works for valid k=v definitions - {\getcommacommandsize[\csname\??colorpaletspecification#1\endcsname]% - \edef\paletsize{\number\commalistsize}} - %D Instead of refering to colors, one can also directly specify %D a color: %D @@ -431,7 +471,7 @@ \ifx\currentcolorpalet\empty % seems to be a reset \let\currentcolorprefix\empty - \else\ifcsname\??colorpalet\currentcolorpalet\endcsname + \else\ifcsname\??paletlist\currentcolorpalet\endcsname \edef\currentcolorprefix{#1:}% \else \colo_helpers_show_message\m!colors7\currentcolorpalet @@ -510,13 +550,11 @@ %D %D These speak for themselves. See \type {colo-ext} for usage. -\def\negatecolorcomponent#1% #1 = \macro +\unexpanded\def\negatecolorcomponent#1% #1 = \macro {\scratchdimen\onepoint\advance\scratchdimen-#1\onepoint \ifdim\scratchdimen<\zeropoint\scratchdimen\zeropoint\fi \edef#1{\withoutpt\the\scratchdimen}} -\let\negatedcolorcomponent\firstofoneargument - \def\negatedcolorcomponent#1% {\ifdim\dimexpr\onepoint-#1\onepoint\relax<\zeropoint \!!zerocount @@ -524,7 +562,7 @@ \expandafter\withoutpt\the\dimexpr\onepoint-#1\onepoint\relax \fi} -\def\negatecolorcomponent#1% #1 = \macro +\unexpanded\def\negatecolorcomponent#1% #1 = \macro {\edef#1{\negatedcolorcomponent{#1}}} %D \macros @@ -989,15 +1027,15 @@ \def\colo_helpers_inherited_direct_ts#1{\ifcsname\??transparencysetter #1\endcsname\lastnamedcs\fi} \def\colo_helpers_inherited_direct_ta#1{\ifcsname\??transparencyattribute#1\endcsname\lastnamedcs\else\!!zerocount\fi} -%def\colo_helpers_inherited_palet_ca#1#2{\csname\??colorattribute \ifcsname\??colorattribute \??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} -%def\colo_helpers_inherited_palet_cs#1#2{\csname\??colorsetter \ifcsname\??colorsetter \??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} -%def\colo_helpers_inherited_palet_ta#1#2{\csname\??transparencyattribute\ifcsname\??transparencyattribute\??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} -%def\colo_helpers_inherited_palet_ts#1#2{\csname\??transparencysetter \ifcsname\??transparencysetter \??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} - -\def\colo_helpers_inherited_palet_ca#1#2{\ifcsname\??colorattribute \??colorpalet#1:#2\endcsname\lastnamedcs\fi} -\def\colo_helpers_inherited_palet_cs#1#2{\ifcsname\??colorsetter \??colorpalet#1:#2\endcsname\lastnamedcs\else\!!zerocount\fi} -\def\colo_helpers_inherited_palet_ta#1#2{\ifcsname\??transparencyattribute\??colorpalet#1:#2\endcsname\lastnamedcs\fi} -\def\colo_helpers_inherited_palet_ts#1#2{\ifcsname\??transparencysetter \??colorpalet#1:#2\endcsname\lastnamedcs\else\!!zerocount\fi} +% %def\colo_helpers_inherited_palet_cs#1#2{\csname\??colorsetter \ifcsname\??colorsetter \??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} +% %def\colo_helpers_inherited_palet_ca#1#2{\csname\??colorattribute \ifcsname\??colorattribute \??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} +% %def\colo_helpers_inherited_palet_ts#1#2{\csname\??transparencysetter \ifcsname\??transparencysetter \??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} +% %def\colo_helpers_inherited_palet_ta#1#2{\csname\??transparencyattribute\ifcsname\??transparencyattribute\??colorpalet#1:#2\endcsname\??colorpalet#1:#2\fi\endcsname} +% +% \def\colo_helpers_inherited_palet_cs#1#2{\ifcsname\??colorsetter \??colorpalet#1:#2\endcsname\lastnamedcs\fi} +% \def\colo_helpers_inherited_palet_ca#1#2{\ifcsname\??colorattribute \??colorpalet#1:#2\endcsname\lastnamedcs\else\!!zerocount\fi} +% \def\colo_helpers_inherited_palet_ts#1#2{\ifcsname\??transparencysetter \??colorpalet#1:#2\endcsname\lastnamedcs} +% \def\colo_helpers_inherited_palet_ta#1#2{\ifcsname\??transparencyattribute\??colorpalet#1:#2\endcsname\lastnamedcs\else\!!zerocount\fi} \let\colo_helpers_set_value\setvalue @@ -1009,25 +1047,56 @@ \fi \to \everysetupcolors +% \def\colo_palets_define_set#1#2#3% +% {\doifelseassignment{#3}% \definepalet[test][xx={y=.4}] +% {\definecolor[\??colorpalet#1:#2][#3]% +% \colo_helpers_set_value{\??colorsetter #1:#2}{\colo_helpers_inherited_palet_ca{#1}{#2}}% +% \colo_helpers_set_value{\??colorattribute #1:#2}{\colo_helpers_inherited_palet_cs{#1}{#2}}% +% \colo_helpers_set_value{\??transparencysetter #1:#2}{\colo_helpers_inherited_palet_ta{#1}{#2}}% +% \colo_helpers_set_value{\??transparencyattribute#1:#2}{\colo_helpers_inherited_palet_ts{#1}{#2}}} +% {\ifcsname\??colorsetter#3\endcsname % \definepalet[test][xx=green] +% \colo_helpers_set_value{\??colorsetter #1:#2}{\colo_helpers_inherited_direct_cs{#3}}% +% \colo_helpers_set_value{\??colorattribute #1:#2}{\colo_helpers_inherited_direct_ca{#3}}% +% \colo_helpers_set_value{\??transparencysetter #1:#2}{\colo_helpers_inherited_direct_ts{#3}}% +% \colo_helpers_set_value{\??transparencyattribute#1:#2}{\colo_helpers_inherited_direct_ta{#3}}% +% \else +% % not entered when making format +% \localundefine{\??colorsetter #1:#2}% +% \localundefine{\??colorattribute #1:#2}% +% \localundefine{\??transparencysetter #1:#2}% +% \localundefine{\??transparencyattribute#1:#2}% +% \fi}} + \def\colo_palets_define_set#1#2#3% {\doifelseassignment{#3}% \definepalet[test][xx={y=.4}] - {\definecolor[\??colorpalet#1:#2][#3]% - \colo_helpers_set_value{\??colorsetter #1:#2}{\colo_helpers_inherited_palet_ca{#1}{#2}}% - \colo_helpers_set_value{\??colorattribute #1:#2}{\colo_helpers_inherited_palet_cs{#1}{#2}}% - \colo_helpers_set_value{\??transparencysetter #1:#2}{\colo_helpers_inherited_palet_ta{#1}{#2}}% - \colo_helpers_set_value{\??transparencyattribute#1:#2}{\colo_helpers_inherited_palet_ts{#1}{#2}}} - {\ifcsname\??colorsetter#3\endcsname % \definepalet[test][xx=green] - \colo_helpers_set_value{\??colorsetter #1:#2}{\colo_helpers_inherited_direct_cs{#3}}% - \colo_helpers_set_value{\??colorattribute #1:#2}{\colo_helpers_inherited_direct_ca{#3}}% - \colo_helpers_set_value{\??transparencysetter #1:#2}{\colo_helpers_inherited_direct_ts{#3}}% - \colo_helpers_set_value{\??transparencyattribute#1:#2}{\colo_helpers_inherited_direct_ta{#3}}% + {\colo_palets_define_assign}% + {\ifcsname\??colorsetter#3\endcsname + % \definepalet[test][xx=green] + \expandafter\colo_palets_define_inherit \else % not entered when making format - \localundefine{\??colorsetter #1:#2}% - \localundefine{\??colorattribute #1:#2}% - \localundefine{\??transparencysetter #1:#2}% - \localundefine{\??transparencyattribute#1:#2}% - \fi}} + \expandafter\colo_palets_define_undefine + \fi}% + {#1}{#2}{#3}} + +\def\colo_palets_define_inherit#1#2#3% + {\colo_helpers_set_value{\??colorsetter #1:#2}{\colo_helpers_inherited_direct_cs{#3}}% + \colo_helpers_set_value{\??colorattribute #1:#2}{\colo_helpers_inherited_direct_ca{#3}}% + \colo_helpers_set_value{\??transparencysetter #1:#2}{\colo_helpers_inherited_direct_ts{#3}}% + \colo_helpers_set_value{\??transparencyattribute#1:#2}{\colo_helpers_inherited_direct_ta{#3}}} + +\def\colo_palets_define_undefine#1#2#3% + {\localundefine{\??colorsetter #1:#2}% + \localundefine{\??colorattribute #1:#2}% + \localundefine{\??transparencysetter #1:#2}% + \localundefine{\??transparencyattribute#1:#2}} + +\def\colo_palets_define_assign#1#2#3% + {\definecolor[\??colorpalet#1:#2][#3]% + \colo_helpers_set_value{\??colorsetter #1:#2}{\colo_helpers_inherited_direct_cs{\??colorpalet#1:#2}}% + \colo_helpers_set_value{\??colorattribute #1:#2}{\colo_helpers_inherited_direct_ca{\??colorpalet#1:#2}}% + \colo_helpers_set_value{\??transparencysetter #1:#2}{\colo_helpers_inherited_direct_ts{\??colorpalet#1:#2}}% + \colo_helpers_set_value{\??transparencyattribute#1:#2}{\colo_helpers_inherited_direct_ta{\??colorpalet#1:#2}}} \setvalue{\??colorattribute currentcolor}{\the\attribute\colorattribute} % for mpcolor \setvalue{\??transparencyattribute currentcolor}{\the\attribute\transparencyattribute} % for mpcolor diff --git a/tex/context/base/mkiv/colo-run.lua b/tex/context/base/mkiv/colo-run.lua index 27f7c6b12..6368b3307 100644 --- a/tex/context/base/mkiv/colo-run.lua +++ b/tex/context/base/mkiv/colo-run.lua @@ -11,27 +11,31 @@ if not modules then modules = { } end modules ['colo-run'] = { local colors, commands, context, utilities = colors, commands, context, utilities -local colors= attributes.colors +local colors = attributes.colors + +local private = table.tohash { "d_u_m_m_y", "maintextcolor", "themaintextcolor" } function commands.showcolorset(name) local set = colors.setlist(name) context.starttabulate { "|l|l|l|l|l|l|l|" } for i=1,#set do local s = set[i] - local r = { width = "4em", height = "max", depth = "max", color = s } - context.NC() - context.setcolormodel { "gray" } - context.blackrule(r) - context.NC() - context.blackrule(r) - context.NC() - context.grayvalue(s) - context.NC() - context.colorvalue(s) - context.NC() - context(s) - context.NC() - context.NR() + if not private[s] then + local r = { width = "4em", height = "max", depth = "max", color = s } + context.NC() + context.setcolormodel { "gray" } + context.blackrule(r) + context.NC() + context.blackrule(r) + context.NC() + context.grayvalue(s) + context.NC() + context.colorvalue(s) + context.NC() + context(s) + context.NC() + context.NR() + end end context.stoptabulate() end @@ -52,16 +56,18 @@ function commands.showcolorcomponents(list) context.TB() for i=1,#set do local s = set[i] - context.NC() - context.showcolorbar { s } - context.NC() - context(s) - context.NC() - context.transparencycomponents(s) - context.NC() - context.colorcomponents(s) - context.NC() - context.NR() + if not private[s] then + context.NC() + context.showcolorbar { s } + context.NC() + context(s) + context.NC() + context.transparencycomponents(s) + context.NC() + context.colorcomponents(s) + context.NC() + context.NR() + end end context.stoptabulate() end diff --git a/tex/context/base/mkiv/colo-run.mkiv b/tex/context/base/mkiv/colo-run.mkiv index 1b8b87c75..37a9de190 100644 --- a/tex/context/base/mkiv/colo-run.mkiv +++ b/tex/context/base/mkiv/colo-run.mkiv @@ -45,32 +45,33 @@ {\dodoubleargument\colo_show_palet} \gdef\colo_show_palet[#1][#2]% - {\ifcsname\??colorpalet#1\endcsname - \doifelseinset\v!vertical{#2} \colo_palets_show_vertical \colo_palets_show_horizontal [#1][#2]% - \fi} - -\gdef\colo_palets_show_vertical[#1][#2]% - {\vbox - {\forgetall - \setlocalhsize - \hsize\localhsize - \offinterlineskip - \setuppalet[#1] - \tabskip\zeropoint - \def\colo_palets_show_palet##1% - {\doifelseinset\v!number{#2}{##1\hskip.5\emwidth}{}% - \aligntab - \color [##1]{\vrule\s!width3\emwidth\s!height\strutht\s!depth\strutdp}% - \graycolor[##1]{\vrule\s!width3\emwidth\s!height\strutht\s!depth\strutdp}% - \aligntab - \doifinset\v!value{#2}{\hskip.5\emwidth\colorvalue{##1}}% - \crcr} - \halign - {\hss\alignmark\alignmark\aligntab\hss\alignmark\alignmark\hss\aligntab\alignmark\alignmark\cr - \aligntab\doifinset\v!name{#2}{\strut#1}\aligntab\cr - \colo_palets_process[#1]\colo_palets_show_palet\crcr}}} - -\gdef\colo_palets_show_horizontal[#1][#2]% todo: bTABLE etc + {\doifelsecolorpalet{#1} + {\doifelseinset\v!vertical{#2} \colo_palets_show_vertical \colo_palets_show_horizontal {#1}{#2}}% + {}} + +\gdef\colo_palets_show_vertical#1#2% + {\begingroup + \forgetall + \setlocalhsize + \hsize\localhsize + \offinterlineskip + \setuppalet[#1] + \tabskip\zeropoint + \def\colo_palets_show_palet##1% + {\doifelseinset\v!number{#2}{##1\hskip.5\emwidth}{}% + \aligntab + \color [##1]{\vrule\s!width3\emwidth\s!height\strutht\s!depth\strutdp}% + \graycolor[##1]{\vrule\s!width3\emwidth\s!height\strutht\s!depth\strutdp}% + \aligntab + \doifinset\v!value{#2}{\hskip.5\emwidth\colorvalue{##1}}% + \crcr} + \halign + {\hss\alignmark\alignmark\aligntab\hss\alignmark\alignmark\hss\aligntab\alignmark\alignmark\cr + \aligntab\doifinset\v!name{#2}{\strut#1}\aligntab\cr + \colo_palets_process[#1]\colo_palets_show_palet\crcr}% + \endgroup} + +\gdef\colo_palets_show_horizontal#1#2% todo: bTABLE etc {\vbox {\forgetall \setlocalhsize @@ -116,29 +117,31 @@ \crcr}}} \gdef\colo_palets_process[#1]% - {\expanded{\globalprocesscommalist[\getvalue{\??colorpalet#1}]}} + {\getpaletlist[#1]% + \normalexpanded{\globalprocesscommalist[\paletlist]}} \unexpanded\gdef\comparepalet {\dosingleargument\colo_palets_compare} \gdef\colo_palets_compare[#1]% - {\ifcsname\??colorpalet#1\endcsname - \hbox - {\colo_palets_compare_indeed\color[#1]% - \quad - \colo_palets_compare_indeed\graycolor[#1]}% - \fi} - -\gdef\colo_palets_compare_indeed#1[#2]% + {\doifelsecolorpalet{#1}% + {\hbox + {\colo_palets_compare_indeed\color{#1}% + \quad + \colo_palets_compare_indeed\graycolor{#1}}}% + {}} + +\gdef\colo_palets_compare_indeed#1#2% {\vbox {\forgetall \setlocalhsize \hsize\localhsize \offinterlineskip \setuppalet[#2] - \getcommacommandsize[\getvalue{\??colorpalet#2}] + \getpaletsize[#2]% + \getpaletlist[#2]% \scratchwidth2\emwidth\relax - \hsize\commalistsize\scratchwidth + \hsize\paletsize\scratchwidth \def\colo_palets_compare##1% {\hbox {\setbox0\hbox @@ -149,9 +152,9 @@ {\def\colo_palets_compare####1% {\hbox to \scratchwidth {\hss#1[####1]{\vrule\s!width.5\scratchwidth\s!height2.25\exheight\s!depth-.75\exheight}\hss}}% - \processcommacommand[\getvalue{\??colorpalet#2}]\colo_palets_compare}} + \processcommacommand[\paletlist]\colo_palets_compare}} \endgraf} - \processcommacommand[\getvalue{\??colorpalet#2}]\colo_palets_compare}} + \processcommacommand[\paletlist]\colo_palets_compare}} %D Groups diff --git a/tex/context/base/mkiv/cont-new.mkiv b/tex/context/base/mkiv/cont-new.mkiv index 91c8e6d22..33e820ee3 100644 --- a/tex/context/base/mkiv/cont-new.mkiv +++ b/tex/context/base/mkiv/cont-new.mkiv @@ -11,7 +11,7 @@ %C therefore copyrighted by \PRAGMA. See mreadme.pdf for %C details. -\newcontextversion{2016.03.13 23:40} +\newcontextversion{2016.03.26 13:05} %D This file is loaded at runtime, thereby providing an excellent place for %D hacks, patches, extensions and new features. diff --git a/tex/context/base/mkiv/context-performance.tex b/tex/context/base/mkiv/context-performance.tex index c012c992c..dd3768664 100644 --- a/tex/context/base/mkiv/context-performance.tex +++ b/tex/context/base/mkiv/context-performance.tex @@ -4,6 +4,8 @@ \starttext +\subject {About performance} + If you use \PDFTEX, \XETEX\ and \LUATEX\ you will notice a difference in speed. Don't draw conclusions too easily from simple tests like: @@ -30,9 +32,9 @@ So, it's best to compare speeds with a mixed content document: multiple fonts, text and math, images, \METAPOST\ graphics, structural components, tables, etc. On the average \PDFTEX\ is the fastest, but offering less functionality, while -\LUATEX\ with \MKIV\ is faster than \XETEX\ with \MKII. On complex products like -the \METAFUN\ manual or when processing complex \XML\ files a \LUATEX\ is much -faster than a \PDFTEX\ run. +\LUATEX\ with \MKIV\ is often faster than \XETEX\ with \MKII. On complex products +like the \METAFUN\ manual or when processing complex \XML\ files a \LUATEX\ is +much faster than a \PDFTEX\ run. There is some startup time involved which is normally not that much, and initial font loading is also not really a burden, but of course for a few page document @@ -40,7 +42,8 @@ it brings down the number of pages processed per second. Normalizing the input takes a bit but applying \OPENTYPE\ font features takes much more. If you find unacceptable bottlenecks just let me know (but better first check performance in the other engines). Of course inefficient coding of styles (massive font switches -where a simple one could do) are no reason for a complaint. +where a simple one could do) are no reason for a complaint. Keep in mind: +flexibility comes at a price. A lot of time went into making sure that \CONTEXT\ runs efficiently on \LUATEX\ and we keep improving the performance. This is not so much an engine issue but @@ -48,4 +51,16 @@ more one of the macro package. Of course what is true for \CONTEXT\ \MKIV\ can b different for other macro packages but comparing with them makes no sense because the differences in functionality. +There are many features in \CONTEXT\ \MKIV\ that demand analysis of the text +stream and when a spot is found where that feature has to be applied some actions +takes place. Most such features don't have an impact on overall performance (due +to the analysis) unless they are used. Of course font processing has the largest +impact, but they are also the most flexible and extensible feature, especially +when you use dynamic features. And font processing is always enabled. Speed has +been improved over time and we're currently at a point that further speedup makes +not much sense and would only make the code more complex. This is not to say that +we cannot improve performance in the future. + +Hans Hagen \crlf Hasselt NL + \stoptext diff --git a/tex/context/base/mkiv/context-todo.tex b/tex/context/base/mkiv/context-todo.tex new file mode 100644 index 000000000..933b15e6f --- /dev/null +++ b/tex/context/base/mkiv/context-todo.tex @@ -0,0 +1,39 @@ +% language=uk + +\usemodule[art-01,abr-01] + +\starttext + +\subject {On the agenda} + +\subsubject{\LUATEX} + +\startitemize + \startitem + head||tail cleanup in disc nodes (get rid of temp i.e.\ delay till linebreak) + \stopitem + \startitem + optimize some callback resolution (more direct) + \stopitem + \startitem + move glue specs into glue nodes + \stopitem +\stopitemize + +\subsubject{\CONTEXT} + +\startitemize + \startitem + play with par callback and properties + \stopitem + \startitem + play with box attributes + \stopitem + \startitem + redo some of the spacing (adapt to improvements in engine) + \stopitem +\stopitemize + +\vfill {\em Feel free to suggest additions.} + +\stoptext diff --git a/tex/context/base/mkiv/context.mkiv b/tex/context/base/mkiv/context.mkiv index dfc4d0bd1..52c346f62 100644 --- a/tex/context/base/mkiv/context.mkiv +++ b/tex/context/base/mkiv/context.mkiv @@ -39,7 +39,7 @@ %D up and the dependencies are more consistent. \edef\contextformat {\jobname} -\edef\contextversion{2016.03.13 23:40} +\edef\contextversion{2016.03.26 13:05} \edef\contextkind {beta} %D For those who want to use this: @@ -268,8 +268,8 @@ %loadmarkfile{strc-reg} \loadmkvifile{strc-lev} % experiment -\loadmarkfile{spac-ali} \loadmarkfile{spac-hor} +\loadmarkfile{spac-ali} \loadmarkfile{spac-flr} \loadmarkfile{spac-ver} \loadmarkfile{spac-lin} diff --git a/tex/context/base/mkiv/core-con.lua b/tex/context/base/mkiv/core-con.lua index 53f9734dc..bfe5357a6 100644 --- a/tex/context/base/mkiv/core-con.lua +++ b/tex/context/base/mkiv/core-con.lua @@ -28,8 +28,10 @@ local implement = interfaces.implement local settings_to_array = utilities.parsers.settings_to_array local allocate = utilities.storage.allocate +local setmetatableindex = table.setmetatableindex local formatters = string.formatters local variables = interfaces.variables +local constants = interfaces.constants converters = converters or { } local converters = converters @@ -609,12 +611,23 @@ function converters.define(name,set) -- ,language) sequences[name] = settings_to_array(set) end +function converters.max(name) + local s = sequences[name] + return s and #s or 0 +end + implement { name = "defineconversion", actions = converters.define, arguments = { "string", "string" } } +implement { + name = "nofconversions", + actions = { converters.max, context }, + arguments = "string", +} + local function convert(method,n,language) local converter = language and converters[method..":"..language] or converters[method] if converter then @@ -1137,7 +1150,7 @@ local v_WEEKDAY = upper(v_weekday) local convert = converters.convert -local days = { -- not variables.sunday +local days = { -- not variables "sunday", "monday", "tuesday", @@ -1147,7 +1160,7 @@ local days = { -- not variables.sunday "saturday", } -local months = { -- not variables.january +local months = { -- not variables "january", "february", "march", @@ -1162,21 +1175,28 @@ local months = { -- not variables.january "december", } +local monthmnems = { -- not variables + -- virtual table +} + +setmetatableindex(months, function(t,k) return "unknown" end) +setmetatableindex(days, function(t,k) return "unknown" end) +setmetatableindex(monthmnems, function(t,k) return months[k] .. ":mnem" end) + local function dayname(n) - return days[n] or "unknown" + return days[n] end local function weekdayname(day,month,year) - return days[weekday(day,month,year)] or "unknown" + return days[weekday(day,month,year)] end local function monthname(n) - return months[n] or "unknown" + return months[n] end local function monthmnem(n) - local m = months[n] - return m and (m ..":mnem") or "unknown" + return monthmnems[n] end implement { @@ -1252,19 +1272,19 @@ local function currentdate(str,currentlanguage) -- second argument false : no la context("%02i",year % 100) elseif tag == v_month or tag == "m" then if currentlanguage == false then - context(months[month] or "unknown") + context(months[month]) elseif mnemonic then - context.labeltext(monthmnem(month)) + context.labeltext(variables[monthmnems[month]]) else - context.labeltext(monthname(month)) + context.labeltext(variables[months[month]]) end elseif tag == v_MONTH then if currentlanguage == false then - context.WORD(months[month] or "unknown") + context.WORD(variables[months[month]]) elseif mnemonic then - context.LABELTEXT(monthmnem(month)) + context.LABELTEXT(variables[monthmnems[month]]) else - context.LABELTEXT(monthname(month)) + context.LABELTEXT(variables[months[month]]) end elseif tag == "mm" then context("%02i",month) @@ -1272,7 +1292,7 @@ local function currentdate(str,currentlanguage) -- second argument false : no la context(month) elseif tag == v_day or tag == "d" then if currentlanguage == false then - context(days[day] or "unknown") + context(days[day]) else context.convertnumber(v_day,day) -- why not direct end @@ -1286,16 +1306,16 @@ local function currentdate(str,currentlanguage) -- second argument false : no la elseif tag == v_weekday or tag == "w" then local wd = weekday(day,month,year) if currentlanguage == false then - context(days[wd] or "unknown") + context(days[wd]) else - context.labeltext(days[wd] or "unknown") + context.labeltext(variables[days[wd]]) end elseif tag == v_WEEKDAY then local wd = weekday(day,month,year) if currentlanguage == false then - context.WORD(days[wd] or "unknown") + context.WORD(days[wd]) else - context.LABELTEXT(days[wd] or "unknown") + context.LABELTEXT(variables[days[wd]]) end elseif tag == "W" then context(weekday(day,month,year)) diff --git a/tex/context/base/mkiv/core-con.mkiv b/tex/context/base/mkiv/core-con.mkiv index b440672bb..1f6dc54d5 100644 --- a/tex/context/base/mkiv/core-con.mkiv +++ b/tex/context/base/mkiv/core-con.mkiv @@ -296,7 +296,7 @@ %D %D The number of days is available in the macro \type {\numberofdays}. -\def\doifelseleapyear#1% +\def\doifelseleapyear#1% expandable check {\clf_doifelseleapyear\numexpr#1\relax} \let\doifleapyearelse\doifelseleapyear @@ -571,7 +571,7 @@ % if we have definitions that are not matched at the lua end .. eventually we might do % that when more shows up -\def\doifelseconversiondefined#1% +\def\doifelseconversiondefined#1% expandable {\ifcsname\??conversion\currentlanguage#1\endcsname \expandafter\firstoftwoarguments \else\ifcsname\??conversion#1\endcsname @@ -580,11 +580,11 @@ \doubleexpandafter\secondoftwoarguments \fi\fi} -\def\doifelseconversionnumber#1#2% - {\ifcsname\??conversion#1#2\endcsname - \expandafter\firstoftwoarguments - \else +\def\doifelseconversionnumber#1#2% expandable + {\ifnum#2>\numexpr\clf_nofconversions{#1}\relax \expandafter\secondoftwoarguments + \else + \expandafter\firstoftwoarguments \fi} \let\doifconversiondefinedelse\doifelseconversiondefined diff --git a/tex/context/base/mkiv/font-ext.lua b/tex/context/base/mkiv/font-ext.lua index fc161f59a..79144aa70 100644 --- a/tex/context/base/mkiv/font-ext.lua +++ b/tex/context/base/mkiv/font-ext.lua @@ -1037,4 +1037,3 @@ implement { context(getprivatenode(fontdata[currentfont()],name)) end } - diff --git a/tex/context/base/mkiv/font-gbn.lua b/tex/context/base/mkiv/font-gbn.lua new file mode 100644 index 000000000..f81c877f2 --- /dev/null +++ b/tex/context/base/mkiv/font-gbn.lua @@ -0,0 +1,236 @@ +if not modules then modules = { } end modules ['font-gbn'] = { + version = 1.001, + comment = "companion to luatex-*.tex", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +-- generic [base|node] mode handler + +if context then + texio.write_nl("fatal error: this module is not for context") + os.exit() +end + +local fonts = fonts +local nodes = nodes + +local nuts = nodes.nuts -- context abstraction of direct nodes + +local traverse_id = nuts.traverse_id +local free_node = nuts.free +local remove_node = nuts.remove + +local glyph_code = nodes.nodecodes.glyph +local disc_code = nodes.nodecodes.disc + +local tonode = nuts.tonode +local tonut = nuts.tonut + +local getfont = nuts.getfont +local getchar = nuts.getchar +local getid = nuts.getid +local getprev = nuts.getprev +local getnext = nuts.getnext +local getdisc = nuts.getdisc +local setchar = nuts.setchar +local setlink = nuts.setlink + +-- from now on we apply ligaturing and kerning here because it might interfere with complex +-- opentype discretionary handling where the base ligature pass expect some weird extra +-- pointers (which then confuse the tail slider that has some checking built in) + +local n_ligaturing = node.ligaturing +local n_kerning = node.kerning + +local ligaturing = nuts.ligaturing +local kerning = nuts.kerning + +local basemodepass = true + +local function l_warning() texio.write_nl("warning: node.ligaturing called directly") l_warning = nil end +local function k_warning() texio.write_nl("warning: node.kerning called directly") k_warning = nil end + +function node.ligaturing(...) + if basemodepass and l_warning then + l_warning() + end + return n_ligaturing(...) +end + +function node.kerning(...) + if basemodepass and k_warning then + k_warning() + end + return n_kerning(...) +end + +function nodes.handlers.setbasemodepass(v) + basemodepass = v +end + +function nodes.handlers.nodepass(head) + local fontdata = fonts.hashes.identifiers + if fontdata then + local nuthead = tonut(head) + local usedfonts = { } + local basefonts = { } + local prevfont = nil + local basefont = nil + local variants = nil + local redundant = nil + for n in traverse_id(glyph_code,nuthead) do + local font = getfont(n) + if font ~= prevfont then + if basefont then + basefont[2] = getprev(n) + end + prevfont = font + local used = usedfonts[font] + if not used then + local tfmdata = fontdata[font] -- + if tfmdata then + local shared = tfmdata.shared -- we need to check shared, only when same features + if shared then + local processors = shared.processes + if processors and #processors > 0 then + usedfonts[font] = processors + elseif basemodepass then + basefont = { n, nil } + basefonts[#basefonts+1] = basefont + end + end + local resources = tfmdata.resources + variants = resources and resources.variants + variants = variants and next(variants) and variants or false + end + else + local tfmdata = fontdata[prevfont] + if tfmdata then + local resources = tfmdata.resources + variants = resources and resources.variants + variants = variants and next(variants) and variants or false + end + end + end + if variants then + local char = getchar(n) + if char >= 0xFE00 and (char <= 0xFE0F or (char >= 0xE0100 and char <= 0xE01EF)) then + local hash = variants[char] + if hash then + local p = getprev(n) + if p and getid(p) == glyph_code then + local variant = hash[getchar(p)] + if variant then + setchar(p,variant) + if not redundant then + redundant = { n } + else + redundant[#redundant+1] = n + end + end + end + end + end + end + end + if redundant then + for i=1,#redundant do + local n = redundant[i] + remove_node(nuthead,n) + free_node(n) + end + end + for d in traverse_id(disc_code,nuthead) do + local _, _, r = getdisc(d) + if r then + for n in traverse_id(glyph_code,r) do + local font = getfont(n) + if font ~= prevfont then + prevfont = font + local used = usedfonts[font] + if not used then + local tfmdata = fontdata[font] -- + if tfmdata then + local shared = tfmdata.shared -- we need to check shared, only when same features + if shared then + local processors = shared.processes + if processors and #processors > 0 then + usedfonts[font] = processors + end + end + end + end + end + end + end + end + if next(usedfonts) then + for font, processors in next, usedfonts do + for i=1,#processors do + head = processors[i](head,font,0) or head + end + end + end + if basemodepass and #basefonts > 0 then + for i=1,#basefonts do + local range = basefonts[i] + local start = range[1] + local stop = range[2] + if start then + local front = nuthead == start + local prev, next + if stop then + next = getnext(stop) + start, stop = ligaturing(start,stop) + start, stop = kerning(start,stop) + else + prev = getprev(start) + start = ligaturing(start) + start = kerning(start) + end + if prev then + setlink(prev,start) + end + if next then + setlink(stop,next) + end + if front and nuthead ~= start then + head = tonode(start) + end + end + end + end + return head, true + else + return head, false + end +end + +function nodes.handlers.basepass(head) + if not basemodepass then + head = n_ligaturing(head) + head = n_kerning(head) + end + return head, true +end + +local nodepass = nodes.handlers.nodepass +local basepass = nodes.handlers.basepass +local injectpass = nodes.injections.handler +local protectpass = nodes.handlers.protectglyphs + +function nodes.simple_font_handler(head) + if head then + head = nodepass(head) + head = injectpass(head) + if not basemodepass then + head = basepass(head) + end + protectpass(head) + return head, true + else + return head, false + end +end diff --git a/tex/context/base/mkiv/font-lib.mkvi b/tex/context/base/mkiv/font-lib.mkvi index 848fa872f..7bb042a59 100644 --- a/tex/context/base/mkiv/font-lib.mkvi +++ b/tex/context/base/mkiv/font-lib.mkvi @@ -47,34 +47,18 @@ \registerctxluafile{font-oti}{1.001} % otf initialization \registerctxluafile{font-ott}{1.001} % otf tables (first) -\iffalse % use new loader -% \iftrue % use old loader - - \registerctxluafile{font-otf}{1.001} % otf main - \registerctxluafile{font-otb}{1.001} % otf main base - \registerctxluafile{font-inj}{1.001} % otf kern injector - \registerctxluafile{font-ota}{1.001} % otf analyzers - \registerctxluafile{font-otn}{1.001} % otf main node - \registerctxluafile{font-otd}{1.001} % otf dynamics (does an overload) - \registerctxluafile{font-otp}{1.001} % otf pack - \registerctxluafile{font-otc}{1.001} % otf context - \registerctxluafile{font-oth}{1.001} % otf helpers - \registerctxluafile{font-odv}{1.001} % otf devanagari (experimental) - -\else - - \registerctxluafile{font-otl}{1.001} % otf replacement - \registerctxluafile{font-oto}{1.001} % otb replacement - \registerctxluafile{font-otj}{1.001} % inj replacement - \registerctxluafile{font-oup}{1.001} % otp replacement - \registerctxluafile{font-ota}{1.001} - \registerctxluafile{font-ots}{1.001} % otn replacement - \registerctxluafile{font-otd}{1.001} - \registerctxluafile{font-otc}{1.001} - \registerctxluafile{font-oth}{1.001} - \registerctxluafile{font-osd}{1.001} % odv replacement - -\fi +\registerctxluafile{font-otl}{1.001} +\registerctxluafile{font-oto}{1.001} +\registerctxluafile{font-otj}{1.001} +\registerctxluafile{font-oup}{1.001} +\registerctxluafile{font-ota}{1.001} +\registerctxluafile{font-ots}{1.001} +\registerctxluafile{font-otd}{1.001} +\registerctxluafile{font-otc}{1.001} +\registerctxluafile{font-oth}{1.001} +\registerctxluafile{font-osd}{1.001} + +% so far \registerctxluafile{font-pat}{1.001} % patchers diff --git a/tex/context/base/mkiv/font-nod.lua b/tex/context/base/mkiv/font-nod.lua index e0e0ca377..7f30b6d5c 100644 --- a/tex/context/base/mkiv/font-nod.lua +++ b/tex/context/base/mkiv/font-nod.lua @@ -66,6 +66,7 @@ local getsubtype = nuts.getsubtype local getchar = nuts.getchar local getlist = nuts.getlist local getdisc = nuts.getdisc +local isglyph = nuts.isglyph local setfield = nuts.setfield local setbox = nuts.setbox @@ -117,14 +118,12 @@ function char_tracers.collect(head,list,tag,n) n = n or 0 local ok, fn = false, nil while head do - local id = getid(head) - if id == glyph_code then + local c, id = isglyph(head) + if c then local f = getfont(head) if f ~= fn then ok, fn = false, f end - local c = getchar(head) - -- local i = fontidentifiers[f].indices[c] or 0 -- zero anyway as indices is nilled if not ok then ok = true n = n + 1 @@ -360,13 +359,14 @@ function step_tracers.codes(i,command,space) local c = collection[i] local function showchar(c) + local f = getfont(c) + local c = getchar(c) if command then - local f, c = getfont(c), getchar(c) local d = fontdescriptions[f] local d = d and d[c] context[command](f,c,d and d.class or "") else - context("[%s:U+%05X]",getfont(c),getchar(c)) + context("[%s:U+%05X]",f,c) end end @@ -478,43 +478,40 @@ local threshold = 65536 local function toutf(list,result,nofresult,stopcriterium) if list then for n in traverse_nodes(tonut(list)) do - local id = getid(n) - if id == glyph_code then + local c, id = isglyph(n) + if c then local components = getfield(n,"components") if components then result, nofresult = toutf(components,result,nofresult) - else - local c = getchar(n) - if c > 0 then - local fc = fontcharacters[getfont(n)] - if fc then - local fcc = fc[c] - if fcc then - local u = fcc.unicode - if not u then - nofresult = nofresult + 1 - result[nofresult] = utfchar(c) - elseif type(u) == "table" then - for i=1,#u do - nofresult = nofresult + 1 - result[nofresult] = utfchar(u[i]) - end - else + elseif c > 0 then + local fc = fontcharacters[getfont(n)] + if fc then + local fcc = fc[c] + if fcc then + local u = fcc.unicode + if not u then + nofresult = nofresult + 1 + result[nofresult] = utfchar(c) + elseif type(u) == "table" then + for i=1,#u do nofresult = nofresult + 1 - result[nofresult] = utfchar(u) + result[nofresult] = utfchar(u[i]) end else nofresult = nofresult + 1 - result[nofresult] = utfchar(c) + result[nofresult] = utfchar(u) end else nofresult = nofresult + 1 - result[nofresult] = f_unicode(c) + result[nofresult] = utfchar(c) end else nofresult = nofresult + 1 - result[nofresult] = f_badcode(c) + result[nofresult] = f_unicode(c) end + else + nofresult = nofresult + 1 + result[nofresult] = f_badcode(c) end elseif id == disc_code then result, nofresult = toutf(getfield(n,"replace"),result,nofresult) -- needed? diff --git a/tex/context/base/mkiv/font-osd.lua b/tex/context/base/mkiv/font-osd.lua index 23579ea48..6ff2e38b6 100644 --- a/tex/context/base/mkiv/font-osd.lua +++ b/tex/context/base/mkiv/font-osd.lua @@ -6,6 +6,9 @@ if not modules then modules = { } end modules ['font-osd'] = { -- script devanag license = "see context related readme files" } +-- I'll optimize this one with ischar (much faster) when I see a reason (read: I need a +-- proper test case first). + -- This is a version of font-odv.lua adapted to the new font loader and more -- direct hashing. The initialization code has been adapted (more efficient). One day -- I'll speed this up ... char swapping and properties. @@ -53,6 +56,9 @@ if not modules then modules = { } end modules ['font-osd'] = { -- script devanag -- -- Some data will move to char-def.lua (some day). -- +-- By now we have yet another incremental improved version. In the end I might rewrite the +-- code. + -- Hans Hagen, PRAGMA-ADE, Hasselt NL -- -- We could have c_nukta, c_halant, c_ra is we know that they are never used mixed within @@ -61,34 +67,6 @@ if not modules then modules = { } end modules ['font-osd'] = { -- script devanag -- Matras: according to Microsoft typography specifications "up to one of each type: -- pre-, above-, below- or post- base", but that does not seem to be right. It could -- become an option. --- --- The next code looks weird anyway: the "and boolean" should move inside the if --- or we should check differently (case vs successive). --- --- local function ms_matra(c) --- local prebase, abovebase, belowbase, postbase = true, true, true, true --- local n = getnext(c) --- while n and getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font do --- local char = getchar(n) --- if not dependent_vowel[char] then --- break --- elseif pre_mark[char] and prebase then --- prebase = false --- elseif above_mark[char] and abovebase then --- abovebase = false --- elseif below_mark[char] and belowbase then --- belowbase = false --- elseif post_mark[char] and postbase then --- postbase = false --- else --- return c --- end --- c = getnext(c) --- end --- return c --- end - --- todo: first test for font then for subtype local insert, imerge, copy = table.insert, table.imerge, table.copy local next, type = next, type @@ -116,6 +94,7 @@ local tonut = nuts.tonut local getnext = nuts.getnext local getprev = nuts.getprev +local getboth = nuts.getboth local getid = nuts.getid local getchar = nuts.getchar local getfont = nuts.getfont @@ -127,6 +106,8 @@ local setchar = nuts.setchar local getprop = nuts.getprop local setprop = nuts.setprop +local ischar = nuts.is_char + local insert_node_after = nuts.insert_after local copy_node = nuts.copy local free_node = nuts.free @@ -481,7 +462,6 @@ local both_joiners_true = { } local sequence_reorder_matras = { - chain = 0, -- obsolete features = { dv01 = dev2_defaults }, flags = false_flags, name = "dv01_reorder_matras", @@ -497,7 +477,6 @@ local sequence_reorder_matras = { } local sequence_reorder_reph = { - chain = 0, -- obsolete features = { dv02 = dev2_defaults }, flags = false_flags, name = "dv02_reorder_reph", @@ -513,7 +492,6 @@ local sequence_reorder_reph = { } local sequence_reorder_pre_base_reordering_consonants = { - chain = 0, -- obsolete features = { dv03 = dev2_defaults }, flags = false_flags, name = "dv03_reorder_pre_base_reordering_consonants", @@ -529,7 +507,6 @@ local sequence_reorder_pre_base_reordering_consonants = { } local sequence_remove_joiners = { - chain = 0, -- obsolete features = { dv04 = deva_defaults }, flags = false_flags, name = "dv04_remove_joiners", @@ -799,7 +776,7 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) local lastcons = nil local basefound = false - if ra[getchar(start)] and halant[getchar(n)] and reph then + if reph and ra[getchar(start)] and halant[getchar(n)] then -- if syllable starts with Ra + H and script has 'Reph' then exclude Reph -- from candidates for base consonants if n == stop then @@ -871,7 +848,8 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) while not basefound do -- find base consonant - if consonant[getchar(current)] then + local char = getchar(current) + if consonant[char] then setprop(current,a_state,s_half) if not firstcons then firstcons = current @@ -879,7 +857,7 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) lastcons = current if not base then base = current - elseif blwfcache[getchar(current)] then + elseif blwfcache[char] then -- consonant has below-base (or post-base) form setprop(current,a_state,s_blwf) else @@ -893,12 +871,14 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) if base ~= lastcons then -- if base consonant is not last one then move halant from base consonant to last one local np = base - local n = getnext(base) - if nukta[getchar(n)] then + local n = getnext(base) + local ch = getchar(n) + if nukta[ch] then np = n - n = getnext(n) + n = getnext(n) + ch = getchar(n) end - if halant[getchar(n)] then + if halant[ch] then if lastcons ~= stop then local ln = getnext(lastcons) if nukta[getchar(ln)] then @@ -938,7 +918,6 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) local nn = getnext(n) local mn = getnext(matra) setlink(sp,nn) - setprev(nn,sp) setlink(matra,start) setlink(n,mn) if head == start then @@ -982,25 +961,30 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) local n = getnext(current) local l = nil -- used ? if c ~= stop then - if nukta[getchar(n)] then - c = n - n = getnext(n) + local ch = getchar(n) + if nukta[ch] then + c = n + n = getnext(n) + ch = getchar(n) end if c ~= stop then - if halant[getchar(n)] then - c = n - n = getnext(n) + if halant[ch] then + c = n + n = getnext(n) + ch = getchar(n) end - while c ~= stop and dependent_vowel[getchar(n)] do - c = n - n = getnext(n) + while c ~= stop and dependent_vowel[ch] do + c = n + n = getnext(n) + ch = getchar(n) end if c ~= stop then - if vowel_modifier[getchar(n)] then - c = n - n = getnext(n) + if vowel_modifier[ch] then + c = n + n = getnext(n) + ch = getchar(n) end - if c ~= stop and stress_tone_mark[getchar(n)] then + if c ~= stop and stress_tone_mark[ch] then c = n n = getnext(n) end @@ -1016,8 +1000,7 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) if bp then setnext(bp,cn) end - local next = getnext(cn) - local prev = getprev(cn) + local prev, next = getboth(cn) if next then setprev(next,prev) end @@ -1074,12 +1057,12 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces) setlink(prev,n) local next = getnext(b) setlink(c,next) - setnext(c,next) setlink(b,current) end elseif cns and getnext(cns) ~= current then -- todo: optimize next -- position below-base Ra (vattu) following the consonants on which it is placed (either the base consonant or one of the pre-base consonants) - local cp, cnsn = getprev(current), getnext(cns) + local cp = getprev(current) + local cnsn = getnext(cns) setlink(cp,n) setlink(cns,current) setlink(c,cnsn) @@ -1132,20 +1115,26 @@ function handlers.devanagari_reorder_matras(head,start) -- no leak local current = start -- we could cache attributes here local startfont = getfont(start) local startattr = getprop(start,a_syllabe) - -- can be fast loop - while current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font and getprop(current,a_syllabe) == startattr do + while current do + local char = ischar(current,startfont) local next = getnext(current) - if halant[getchar(current)] and not getprop(current,a_state) then - if next and getid(next) == glyph_code and getsubtype(next) < 256 and getfont(next) == font and getprop(next,a_syllabe) == startattr and zw_char[getchar(next)] then - current = next + if char and getprop(current,a_syllabe) == startattr then + if halant[char] and not getprop(current,a_state) then + if next then + local char = ischar(next,startfont) + if char and zw_char[char] and getprop(next,a_syllabe) == startattr then + current = next + next = getnext(current) + end + end + -- can be optimzied + local startnext = getnext(start) + head = remove_node(head,start) + setlink(start,next) + setlink(current,start) + start = startnext + break end - local startnext = getnext(start) - head = remove_node(head,start) - local next = getnext(current) - setlink(start,next) - setlink(current,start) - start = startnext - break end current = next end @@ -1184,54 +1173,68 @@ function handlers.devanagari_reorder_reph(head,start) local startprev = nil local startfont = getfont(start) local startattr = getprop(start,a_syllabe) - while current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == startfont and getprop(current,a_syllabe) == startattr do --step 2 - if halant[getchar(current)] and not getprop(current,a_state) then - local next = getnext(current) - if next and getid(next) == glyph_code and getsubtype(next) < 256 and getfont(next) == startfont and getprop(next,a_syllabe) == startattr and zw_char[getchar(next)] then - current = next + while current do + local char = ischar(current,font) + if char and getprop(current,a_syllabe) == startattr then -- step 2 + if halant[char] and not getprop(current,a_state) then + local next = getnext(current) + if next then + local nextchar = ischar(next,font) + if nextchar and zw_char[nextchar] and getprop(next,a_syllabe) == startattr then + current = next + next = getnext(current) + end + end + startnext = getnext(start) + head = remove_node(head,start) + setlink(start,next) + setlink(current,start) + start = startnext + startattr = getprop(start,a_syllabe) + break end - startnext = getnext(start) - head = remove_node(head,start) - local next = getnext(current) - setlink(start,next) - setlink(current,start) - start = startnext - startattr = getprop(start,a_syllabe) + current = getnext(current) + else break end - current = getnext(current) end if not startnext then current = getnext(start) - while current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == startfont and getprop(current,a_syllabe) == startattr do --step 4 - if getprop(current,a_state) == s_pstf then --post-base - startnext = getnext(start) - head = remove_node(head,start) - local prev = getprev(current) - setlink(prev,start) - setlink(start,"next",current) - start = startnext - startattr = getprop(start,a_syllabe) + while current do + local char = ischar(current,font) + if char and getprop(current,a_syllabe) == startattr then -- step 4 + if getprop(current,a_state) == s_pstf then -- post-base + startnext = getnext(start) + head = remove_node(head,start) + local prev = getprev(current) + setlink(prev,start) + setlink(start,current) + start = startnext + startattr = getprop(start,a_syllabe) + break + end + current = getnext(current) + else break end - current = getnext(current) end end - -- ToDo: determine position for reph with reordering position other than 'before postscript' + -- todo: determine position for reph with reordering position other than 'before postscript' -- (required for scripts other than dev2) -- leaks if not startnext then current = getnext(start) local c = nil - while current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == startfont and getprop(current,a_syllabe) == startattr do --step 5 - if not c then - local char = getchar(current) - -- todo: combine in one - if mark_above_below_post[char] and reorder_class[char] ~= "after subscript" then + while current do + local char = ischar(current,font) + if char and getprop(current,a_syllabe) == startattr then -- step 5 + if not c and mark_above_below_post[char] and reorder_class[char] ~= "after subscript" then c = current end + current = getnext(current) + else + break end - current = getnext(current) end -- here we can loose the old start node: maybe best split cases if c then @@ -1249,9 +1252,14 @@ function handlers.devanagari_reorder_reph(head,start) if not startnext then current = start local next = getnext(current) - while next and getid(next) == glyph_code and getsubtype(next) < 256 and getfont(next) == startfont and getprop(next,a_syllabe) == startattr do --step 6 - current = next - next = getnext(current) + while next do + local nextchar = ischar(next,font) + if nextchar and getprop(next,a_syllabe) == startattr then --step 6 + current = next + next = getnext(current) + else + break + end end if start ~= current then startnext = getnext(start) @@ -1278,56 +1286,96 @@ end -- UNTESTED: NOT CALLED IN EXAMPLE function handlers.devanagari_reorder_pre_base_reordering_consonants(head,start) - local current = start + local current = start local startnext = nil local startprev = nil local startfont = getfont(start) local startattr = getprop(start,a_syllabe) -- can be fast for loop + caching state - while current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == startfont and getprop(current,a_syllabe) == startattr do - local next = getnext(current) - if halant[getchar(current)] and not getprop(current,a_state) then - if next and getid(next) == glyph_code and getsubtype(next) < 256 and getfont(next) == font and getprop(next,a_syllabe) == startattr then - local char = getchar(next) - if char == c_zwnj or char == c_zwj then - current = next + while current do + local char = ischar(current,font) + if char and getprop(current,a_syllabe) == startattr then + local next = getnext(current) + if halant[char] and not getprop(current,a_state) then + if next then + local nextchar = ischar(next,font) + if nextchar and getprop(next,a_syllabe) == startattr then + if nextchar == c_zwnj or nextchar == c_zwj then + current = next + next = getnext(current) + end + end end + startnext = getnext(start) + removenode(start,start) + setlink(start,next) + setlink(current,start) + start = startnext + break end - startnext = getnext(start) - removenode(start,start) - local next = getnext(current) - setlink(start,next) - setlink(current,start) - start = startnext + current = next + else break end - current = next end if not startnext then - current = getnext(start) + current = getnext(start) startattr = getprop(start,a_syllabe) - while current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == startfont and getprop(current,a_syllabe) == startattr do - if not consonant[getchar(current)] and getprop(current,a_state) then --main - startnext = getnext(start) - removenode(start,start) - local prev = getprev(current) - setlink(prev,"next",start) - setlink(start,"next",current) - start = startnext + while current do + local char = ischar(current,font) + if char and getprop(current,a_syllabe) == startattr then + if not consonant[char] and getprop(current,a_state) then -- main + startnext = getnext(start) + removenode(start,start) + local prev = getprev(current) + setlink(start,prev) + setlink(start,current) + start = startnext + break + end + current = getnext(current) + else break end - current = getnext(current) end end return head, start, true end -function handlers.devanagari_remove_joiners(head,start) +-- function handlers.devanagari_remove_joiners(head,start,kind,lookupname,replacement) +-- local stop = getnext(start) +-- local font = getfont(start) +-- while stop do +-- local char = ischar(stop) +-- if char and (char == c_zwnj or char == c_zwj) then +-- stop = getnext(stop) +-- else +-- break +-- end +-- end +-- if stop then +-- setnext(getprev(stop)) +-- setprev(stop,getprev(start)) +-- end +-- local prev = getprev(start) +-- if prev then +-- setnext(prev,stop) +-- end +-- if head == start then +-- head = stop +-- end +-- flush_list(start) +-- return head, stop, true +-- end + +function handlers.devanagari_remove_joiners(head,start,kind,lookupname,replacement) local stop = getnext(start) - local startfont = getfont(start) - while stop and getid(stop) == glyph_code and getsubtype(stop) < 256 and getfont(stop) == startfont do - local char = getchar(stop) - if char == c_zwnj or char == c_zwj then + local font = getfont(start) + local last = start + while stop do + local char = ischar(stop,font) + if char and (char == c_zwnj or char == c_zwj) then + last = stop stop = getnext(stop) else break @@ -1335,9 +1383,11 @@ function handlers.devanagari_remove_joiners(head,start) end local prev = getprev(start) if stop then - setnext(getprev(stop)) + setnext(last) + setlink(prev,stop) + elseif prev then + setnext(prev) end - setlink(prev,stop) if head == start then head = stop end @@ -1624,16 +1674,16 @@ local function dev2_reorder(head,start,stop,font,attr,nbspaces) -- maybe do a pa local extra = copy_node(current) copyinjection(extra,current) char = tpm[1] - setchar(current,"char",char) - setchar(extra,"char",tpm[2]) + setchar(current,char) + setchar(extra,tpm[2]) head = insert_node_after(head,current,extra) end -- if not moved[current] and dependent_vowel[char] then if pre_mark[char] then -- Before first half form in the syllable moved[current] = true - local prev = getprev(current) - local next = getnext(current) + -- can be helper to remove one node + local prev, next = getboth(current) setlink(prev,next) if current == stop then stop = getprev(current) @@ -1747,47 +1797,59 @@ local function analyze_next_chars_one(c,font,variant) -- skip one dependent vowe return c end if variant == 1 then - local v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font - if v and nukta[getchar(n)] then + local v = ischar(n,font) + if v and nukta[v] then n = getnext(n) if n then - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) end end if n and v then local nn = getnext(n) - if nn and getid(nn) == glyph_code and getsubtype(nn) < 256 and getfont(nn) == font then - local nnn = getnext(nn) - if nnn and getid(nnn) == glyph_code and getsubtype(nnn) < 256 and getfont(nnn) == font then - local nnc = getchar(nn) - local nnnc = getchar(nnn) - if nnc == c_zwj and consonant[nnnc] then - c = nnn - elseif (nnc == c_zwnj or nnc == c_zwj) and halant[nnnc] then - local nnnn = getnext(nnn) - if nnnn and getid(nnnn) == glyph_code and consonant[getchar(nnnn)] and getsubtype(nnnn) < 256 and getfont(nnnn) == font then - c = nnnn + if nn then + local vv = ischar(nn,font) + if vv then + local nnn = getnext(nn) + if nnn then + local vvv = ischar(nnn,font) + if vvv then + if vv == c_zwj and consonant[vvv] then + c = nnn + elseif (vv == c_zwnj or vv == c_zwj) and halant[vvv] then + local nnnn = getnext(nnn) + if nnnn then + local vvvv = ischar(nnnn) + if vvvv and consonant[vvvv] then + c = nnnn + end + end + end end end end end end elseif variant == 2 then - if getid(n) == glyph_code and nukta[getchar(n)] and getsubtype(n) < 256 and getfont(n) == font then + local v = ischar(n,font) + if v and nukta[v] then c = n end n = getnext(c) - if n and getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font then - local nn = getnext(n) - if nn then - local nv = getid(nn) == glyph_code and getsubtype(nn) < 256 and getfont(nn) == font - if nv and zw_char[getchar(n)] then - n = nn - nn = getnext(nn) - nv = nn and getid(nn) == glyph_code and getsubtype(nn) < 256 and getfont(nn) == font - end - if nv and halant[getchar(n)] and consonant[getchar(nn)] then - c = nn + if n then + v = ischar(n,font) + if v then + local nn = getnext(n) + if nn then + local vv = ischar(nn,font) + if vv and zw_char[vv] then + n = nn + v = vv + nn = getnext(nn) + vv = nn and ischar(nn,font) + end + if vv and halant[v] and consonant[vv] then + c = nn + end end end end @@ -1797,72 +1859,66 @@ local function analyze_next_chars_one(c,font,variant) -- skip one dependent vowe if not n then return c end - local v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + local v = ischar(n,font) if not v then return c end - local char = getchar(n) - if dependent_vowel[char] then + if dependent_vowel[v] then c = getnext(c) n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if nukta[char] then + if nukta[v] then c = getnext(c) n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if halant[char] then + if halant[v] then c = getnext(c) n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if vowel_modifier[char] then + if vowel_modifier[v] then c = getnext(c) n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if stress_tone_mark[char] then + if stress_tone_mark[v] then c = getnext(c) n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if stress_tone_mark[char] then + if stress_tone_mark[v] then return n else return c @@ -1874,37 +1930,56 @@ local function analyze_next_chars_two(c,font) if not n then return c end - if getid(n) == glyph_code and nukta[getchar(n)] and getsubtype(n) < 256 and getfont(n) == font then + local v = ischar(n,font) + if v and nukta[v] then c = n end n = c while true do local nn = getnext(n) - if nn and getid(nn) == glyph_code and getsubtype(nn) < 256 and getfont(nn) == font then - local char = getchar(nn) - if halant[char] then - n = nn - local nnn = getnext(nn) - if nnn and getid(nnn) == glyph_code and zw_char[getchar(nnn)] and getsubtype(nnn) < 256 and getfont(nnn) == font then - n = nnn - end - elseif char == c_zwnj or char == c_zwj then - -- n = nn -- not here (?) - local nnn = getnext(nn) - if nnn and getid(nnn) == glyph_code and halant[getchar(nnn)] and getsubtype(nnn) < 256 and getfont(nnn) == font then - n = nnn + if nn then + local vv = ischar(nn,font) + if vv then + if halant[vv] then + n = nn + local nnn = getnext(nn) + if nnn then + local vvv = ischar(nnn,font) + if vvv and zw_char[vvv] then + n = nnn + end + end + elseif vv == c_zwnj or vv == c_zwj then + -- n = nn -- not here (?) + local nnn = getnext(nn) + if nnn then + local vvv = ischar(nnn,font) + if vvv and halant[vvv] then + n = nnn + end + end + else + break end - else - break - end - local nn = getnext(n) - if nn and getid(nn) == glyph_code and consonant[getchar(nn)] and getsubtype(nn) < 256 and getfont(nn) == font then - n = nn - local nnn = getnext(nn) - if nnn and getid(nnn) == glyph_code and nukta[getchar(nnn)] and getsubtype(nnn) < 256 and getfont(nnn) == font then - n = nnn + local nn = getnext(n) + if nn then + local vv = ischar(nn,font) + if vv and consonant[vv] then + n = nn + local nnn = getnext(nn) + if nnn then + local vvv = ischar(nnn,font) + if vvv and nukta[vvv] then + n = nnn + end + end + c = n + else + break + end + else + break end - c = n else break end @@ -1921,112 +1996,103 @@ local function analyze_next_chars_two(c,font) if not n then return c end - local v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + local v = ischar(n,font) if not v then return c end - local char = getchar(n) - if char == c_anudatta then + if v == c_anudatta then c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if halant[char] then - c = getnext(c) + if halant[v] then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) - if char == c_zwnj or char == c_zwj then - c = getnext(c) + if v == c_zwnj or v == c_zwj then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end else -- c = ms_matra(c) -- same as one - if dependent_vowel[char] then - c = getnext(c) + if dependent_vowel[v] then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if nukta[char] then - c = getnext(c) + if nukta[v] then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if halant[char] then - c = getnext(c) + if halant[v] then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end end -- same as one - if vowel_modifier[char] then - c = getnext(c) + if vowel_modifier[v] then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if stress_tone_mark[char] then - c = getnext(c) + if stress_tone_mark[v] then + c = n n = getnext(c) if not n then return c end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then return c end - char = getchar(n) end - if stress_tone_mark[char] then + if stress_tone_mark[v] then return n else return c @@ -2054,29 +2120,41 @@ function methods.deva(head,font,attr) local done = false local nbspaces = 0 while current do - if getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font then + local char = ischar(current,font) + if char then done = true local syllablestart = current - local syllableend = nil + local syllableend = nil local c = current local n = getnext(c) - if n and ra[getchar(c)] and getid(n) == glyph_code and halant[getchar(n)] and getsubtype(n) < 256 and getfont(n) == font then - local n = getnext(n) - if n and getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font then - c = n + local first = char + if n and ra[first] then + local second = ischar(n,font) + if second and halant[second] then + local n = getnext(n) + if n then + local third = ischar(n,font) + if third then + c = n + first = third + end + end end end - local standalone = getchar(c) == c_nbsp + local standalone = first == c_nbsp if standalone then local prev = getprev(current) - if not prev then - -- begin of paragraph or box - elseif getid(prev) ~= glyph_code or getsubtype(prev) >= 256 or getfont(prev) ~= font then - -- different font or language so quite certainly a different word - elseif not separator[getchar(prev)] then - -- something that separates words + if prev then + local prevchar = ischar(prev,font) + if not prevchar then + -- different font or language so quite certainly a different word + elseif not separator[prevchar] then + -- something that separates words + else + standalone = false + end else - standalone = false + -- begin of paragraph or box end end if standalone then @@ -2091,7 +2169,6 @@ function methods.deva(head,font,attr) -- we can delay the getsubtype(n) and getfont(n) and test for say halant first -- as an table access is faster than two function calls (subtype and font are -- pseudo fields) but the code becomes messy (unless we make it a function) - local char = getchar(current) if consonant[char] then -- syllable containing consonant local prevc = true @@ -2101,64 +2178,66 @@ function methods.deva(head,font,attr) if not n then break end - local v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + local v = ischar(n,font) if not v then break end - local c = getchar(n) - if nukta[c] then + if nukta[v] then n = getnext(n) if not n then break end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then break end - c = getchar(n) end - if halant[c] then + if halant[v] then n = getnext(n) if not n then break end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then break end - c = getchar(n) - if c == c_zwnj or c == c_zwj then + if v == c_zwnj or v == c_zwj then n = getnext(n) if not n then break end - v = getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font + v = ischar(n,font) if not v then break end - c = getchar(n) end - if consonant[c] then + if consonant[v] then prevc = true current = n end end end local n = getnext(current) - if n and getid(n) == glyph_code and nukta[getchar(n)] and getsubtype(n) < 256 and getfont(n) == font then - -- nukta (not specified in Microsft Devanagari OpenType specification) - current = n - n = getnext(current) + if n then + local v = ischar(n,font) + if v and nukta[v] then + -- nukta (not specified in Microsft Devanagari OpenType specification) + current = n + n = getnext(current) + end end syllableend = current current = n if current then - local v = getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font - if v then - if halant[getchar(current)] then - -- syllable containing consonant without vowels: {C + [Nukta] + H} + C + H - local n = getnext(current) - if n and getid(n) == glyph_code and zw_char[getchar(n)] and getsubtype(n) < 256 and getfont(n) == font then + local v = ischar(current,font) + if not v then + -- skip + elseif halant[v] then + -- syllable containing consonant without vowels: {C + [Nukta] + H} + C + H + local n = getnext(current) + if n then + local v = ischar(n,font) + if v and zw_char[v] then -- code collapsed, probably needs checking with intention syllableend = n current = getnext(n) @@ -2167,28 +2246,24 @@ function methods.deva(head,font,attr) current = n end else - -- syllable containing consonant with vowels: {C + [Nukta] + H} + C + [M] + [VM] + [SM] - local c = getchar(current) - if dependent_vowel[c] then - syllableend = current - current = getnext(current) - v = current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font - if v then - c = getchar(current) - end - end - if v and vowel_modifier[c] then - syllableend = current - current = getnext(current) - v = current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font - if v then - c = getchar(current) - end - end - if v and stress_tone_mark[c] then - syllableend = current - current = getnext(current) - end + syllableend = current + current = n + end + else + -- syllable containing consonant with vowels: {C + [Nukta] + H} + C + [M] + [VM] + [SM] + if dependent_vowel[v] then + syllableend = current + current = getnext(current) + v = ischar(current,font) + end + if v and vowel_modifier[v] then + syllableend = current + current = getnext(current) + v = ischar(current,font) + end + if v and stress_tone_mark[v] then + syllableend = current + current = getnext(current) end end end @@ -2201,18 +2276,14 @@ function methods.deva(head,font,attr) syllableend = current current = getnext(current) if current then - local v = getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font + local v = ischar(current,font) if v then - local c = getchar(current) - if vowel_modifier[c] then + if vowel_modifier[v] then syllableend = current current = getnext(current) - v = current and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font - if v then - c = getchar(current) - end + v = ischar(current,font) end - if v and stress_tone_mark[c] then + if v and stress_tone_mark[v] then syllableend = current current = getnext(current) end @@ -2252,19 +2323,27 @@ function methods.dev2(head,font,attr) local syllabe = 0 local nbspaces = 0 while current do - local syllablestart, syllableend = nil, nil - if getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font then + local syllablestart = nil + local syllableend = nil + local char = ischar(current,font) + if char then done = true syllablestart = current local c = current local n = getnext(current) - if n and ra[getchar(c)] and getid(n) == glyph_code and halant[getchar(n)] and getsubtype(n) < 256 and getfont(n) == font then - local n = getnext(n) - if n and getid(n) == glyph_code and getsubtype(n) < 256 and getfont(n) == font then - c = n + if n and ra[char] then + local nextchar = ischar(n,font) + if nextchar and halant[nextchar] then + local n = getnext(n) + if n then + local nextnextchar = ischar(n,font) + if nextnextchar then + c = n + char = nextnextchar + end + end end end - local char = getchar(c) if independent_vowel[char] then -- vowel-based syllable: [Ra+H]+V+[N]+[<[]+H+C|ZWJ+C>]+[{M}+[N]+[H]]+[SM]+[(VD)] current = analyze_next_chars_one(c,font,1) @@ -2276,7 +2355,7 @@ function methods.dev2(head,font,attr) local p = getprev(current) if not p then -- begin of paragraph or box - elseif getid(p) ~= glyph_code or getsubtype(p) >= 256 or getfont(p) ~= font then + elseif ischar(p,font) then -- different font or language so quite certainly a different word elseif not separator[getchar(p)] then -- something that separates words @@ -2309,10 +2388,13 @@ function methods.dev2(head,font,attr) if syllableend and syllablestart ~= syllableend then head, current, nbspaces = dev2_reorder(head,syllablestart,syllableend,font,attr,nbspaces) end - if not syllableend and getid(current) == glyph_code and getsubtype(current) < 256 and getfont(current) == font and not getprop(current,a_state) then - local mark = mark_four[getchar(current)] - if mark then - head, current = inject_syntax_error(head,current,mark) + if not syllableend then + local char = ischar(current,font) + if char and not getprop(current,a_state) then + local mark = mark_four[char] + if mark then + head, current = inject_syntax_error(head,current,mark) + end end end start = false diff --git a/tex/context/base/mkiv/font-ota.lua b/tex/context/base/mkiv/font-ota.lua index 08f69f92a..6a3804a74 100644 --- a/tex/context/base/mkiv/font-ota.lua +++ b/tex/context/base/mkiv/font-ota.lua @@ -35,19 +35,20 @@ local tonut = nuts.tonut local getfield = nuts.getfield local getnext = nuts.getnext local getprev = nuts.getprev -local getid = nuts.getid +local getprev = nuts.getprev local getprop = nuts.getprop local setprop = nuts.setprop local getfont = nuts.getfont local getsubtype = nuts.getsubtype local getchar = nuts.getchar +local ischar = nuts.is_char local traverse_id = nuts.traverse_id local traverse_node_list = nuts.traverse local end_of_math = nuts.end_of_math local nodecodes = nodes.nodecodes -local glyph_code = nodecodes.glyph +----- glyph_code = nodecodes.glyph local disc_code = nodecodes.disc local math_code = nodecodes.math @@ -75,7 +76,10 @@ local s_rest = 6 local states = { init = s_init, medi = s_medi, + med2 = s_medi, fina = s_fina, + fin2 = s_fina, + fin3 = s_fina, isol = s_isol, mark = s_mark, rest = s_rest, @@ -89,7 +93,10 @@ local states = { local features = { init = s_init, medi = s_medi, + med2 = s_medi, fina = s_fina, + fin2 = s_fina, + fin3 = s_fina, isol = s_isol, -- mark = s_mark, -- rest = s_rest, @@ -114,10 +121,9 @@ function analyzers.setstate(head,font) local first, last, current, n, done = nil, nil, head, 0, false -- maybe make n boolean current = tonut(current) while current do - local id = getid(current) - if id == glyph_code and getfont(current) == font then + local char, id = ischar(current,font) + if char and not getprop(current,a_state) then done = true - local char = getchar(current) local d = descriptions[char] if d then if d.class == "mark" then @@ -141,6 +147,17 @@ function analyzers.setstate(head,font) end first, last, n = nil, nil, 0 end + elseif char == false then + -- other font + if first and first == last then + setprop(last,a_state,s_isol) + elseif last then + setprop(last,a_state,s_fina) + end + first, last, n = nil, nil, 0 + if id == math_code then + current = end_of_math(current) + end elseif id == disc_code then -- always in the middle .. it doesn't make much sense to assign a property -- here ... we might at some point decide to flag the components when present @@ -240,38 +257,43 @@ local mappers = { u = s_isol, -- nonjoiner } -local classifiers = { } -- we can also use this trick for devanagari - -local first_arabic, last_arabic = characters.blockrange("arabic") -local first_syriac, last_syriac = characters.blockrange("syriac") -local first_mandiac, last_mandiac = characters.blockrange("mandiac") -local first_nko, last_nko = characters.blockrange("nko") - -table.setmetatableindex(classifiers,function(t,k) - local c = chardata[k] - local v = false - if c then - local arabic = c.arabic - if arabic then - v = mappers[arabic] - if not v then - log.report("analyze","error in mapping arabic %C",k) - -- error - v = false - end - elseif k >= first_arabic and k <= last_arabic or k >= first_syriac and k <= last_syriac or - k >= first_mandiac and k <= last_mandiac or k >= first_nko and k <= last_nko then - if categories[k] == "mn" then - v = s_mark - else - v = s_rest +-- we can also use this trick for devanagari + +local classifiers = characters.classifiers + +if not classifiers then + + local first_arabic, last_arabic = characters.blockrange("arabic") + local first_syriac, last_syriac = characters.blockrange("syriac") + local first_mandiac, last_mandiac = characters.blockrange("mandiac") + local first_nko, last_nko = characters.blockrange("nko") + + classifiers = table.setmetatableindex(function(t,k) + local c = chardata[k] + local v = false + if c then + local arabic = c.arabic + if arabic then + v = mappers[arabic] + if not v then + log.report("analyze","error in mapping arabic %C",k) + -- error + v = false + end + elseif k >= first_arabic and k <= last_arabic or k >= first_syriac and k <= last_syriac or + k >= first_mandiac and k <= last_mandiac or k >= first_nko and k <= last_nko then + if categories[k] == "mn" then + v = s_mark + else + v = s_rest + end end - else end - end - t[k] = v - return v -end) + t[k] = v + return v + end) + +end function methods.arab(head,font,attr) local first, last = nil, nil @@ -279,10 +301,9 @@ function methods.arab(head,font,attr) local current, done = head, false current = tonut(current) while current do - local id = getid(current) - if id == glyph_code and getfont(current) == font and getsubtype(current)<256 and not getprop(current,a_state) then + local char, id = ischar(current,font) + if char and not getprop(current,a_state) then done = true - local char = getchar(current) local classifier = classifiers[char] if not classifier then if last then diff --git a/tex/context/base/mkiv/font-otj.lua b/tex/context/base/mkiv/font-otj.lua index 678afa64c..aae70d1f3 100644 --- a/tex/context/base/mkiv/font-otj.lua +++ b/tex/context/base/mkiv/font-otj.lua @@ -30,20 +30,27 @@ local next, rawget = next, rawget local utfchar = utf.char local fastcopy = table.fastcopy -local trace_injections = false trackers.register("fonts.injections", function(v) trace_injections = v end) -local trace_marks = false trackers.register("fonts.injections.marks", function(v) trace_marks = v end) -local trace_cursive = false trackers.register("fonts.injections.cursive", function(v) trace_cursive = v end) +local registertracker = trackers.register + +local trace_injections = false registertracker("fonts.injections", function(v) trace_injections = v end) +local trace_marks = false registertracker("fonts.injections.marks", function(v) trace_marks = v end) +local trace_cursive = false registertracker("fonts.injections.cursive", function(v) trace_cursive = v end) +local trace_spaces = false registertracker("otf.spaces", function(v) trace_spaces = v end) -- use_advance is just an experiment: it makes copying glyphs (instead of new_glyph) dangerous local use_advance = false directives.register("fonts.injections.advance", function(v) use_advance = v end) local report_injections = logs.reporter("fonts","injections") +local report_spaces = logs.reporter("fonts","spaces") local attributes, nodes, node = attributes, nodes, node fonts = fonts -local fontdata = fonts.hashes.identifiers +local hashes = fonts.hashes +local fontdata = hashes.identifiers +local parameters = fonts.hashes.parameters +local resources = fonts.hashes.resources nodes.injections = nodes.injections or { } local injections = nodes.injections @@ -56,6 +63,7 @@ local nodecodes = nodes.nodecodes local glyph_code = nodecodes.glyph local disc_code = nodecodes.disc local kern_code = nodecodes.kern +local glue_code = nodecodes.glue local nuts = nodes.nuts local nodepool = nuts.pool @@ -73,6 +81,9 @@ local getid = nuts.getid local getfont = nuts.getfont local getsubtype = nuts.getsubtype local getchar = nuts.getchar +local getboth = nuts.getboth + +local ischar = nuts.is_char local getdisc = nuts.getdisc local setdisc = nuts.setdisc @@ -539,14 +550,17 @@ local function inject_kerns_only(head,where) if trace_injections then trace(head,"kerns") end - local current = head - local prev = nil - local next = nil - local prevdisc = nil - local prevglyph = nil - local pre = nil -- saves a lookup - local post = nil -- saves a lookup - local replace = nil -- saves a lookup + local current = head + local prev = nil + local next = nil + local prevdisc = nil + local prevglyph = nil + local pre = nil -- saves a lookup + local post = nil -- saves a lookup + local replace = nil -- saves a lookup + local pretail = nil -- saves a lookup + local posttail = nil -- saves a lookup + local replacetail = nil -- saves a lookup while current do local id = getid(current) local next = getnext(current) @@ -576,7 +590,6 @@ local function inject_kerns_only(head,where) if i then local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - local posttail = find_tail(post) if use_advance then setfield(post,"xadvance",leftkern) else @@ -592,7 +605,6 @@ local function inject_kerns_only(head,where) if i then local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - local replacetail = find_tail(replace) if use_advance then setfield(replace,"xadvance",leftkern) else @@ -601,6 +613,16 @@ local function inject_kerns_only(head,where) end end end + else + -- local i = rawget(p,"emptyinjections") + local i = p.emptyinjections + if i then + -- glyph|disc|glyph (special case) + local leftkern = i.leftkern + if leftkern and leftkern ~= 0 then + setfield(prev,"replace",newkern(leftkern)) -- maybe also leftkern + end + end end if done then setdisc(prevdisc,pre,post,replace) @@ -611,7 +633,7 @@ local function inject_kerns_only(head,where) prevdisc = nil prevglyph = current elseif id == disc_code then - pre, post, replace = getdisc(current) + pre, post, replace, pretail, posttail, replacetail = getdisc(current,true) local done = false if pre then -- left|pre glyphs|right @@ -705,14 +727,17 @@ local function inject_pairs_only(head,where) if trace_injections then trace(head,"pairs") end - local current = head - local prev = nil - local next = nil - local prevdisc = nil - local prevglyph = nil - local pre = nil -- saves a lookup - local post = nil -- saves a lookup - local replace = nil -- saves a lookup + local current = head + local prev = nil + local next = nil + local prevdisc = nil + local prevglyph = nil + local pre = nil -- saves a lookup + local post = nil -- saves a lookup + local replace = nil -- saves a lookup + local pretail = nil -- saves a lookup + local posttail = nil -- saves a lookup + local replacetail = nil -- saves a lookup while current do local id = getid(current) local next = getnext(current) @@ -741,10 +766,10 @@ local function inject_pairs_only(head,where) local i = p.emptyinjections if i then -- glyph|disc|glyph (special case) +-- is this okay? local rightkern = i.rightkern if rightkern and rightkern ~= 0 then if next and getid(next) == disc_code then - local replace = getfield(next,"replace") if replace then -- error, we expect an empty one else @@ -754,7 +779,7 @@ local function inject_pairs_only(head,where) end end end - if prevdisc and p then + if prevdisc then local done = false if post then -- local i = rawget(p,"postinjections") @@ -762,7 +787,6 @@ local function inject_pairs_only(head,where) if i then local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - local posttail = find_tail(post) insert_node_after(post,posttail,newkern(leftkern)) done = true end @@ -774,11 +798,19 @@ local function inject_pairs_only(head,where) if i then local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - local replacetail = find_tail(replace) insert_node_after(replace,replacetail,newkern(leftkern)) done = true end end + else + local i = p.emptyinjections + if i then +-- new .. okay? + local leftkern = i.leftkern + if leftkern and leftkern ~= 0 then + setfield(prev,"replace",newkern(leftkern)) -- maybe also leftkern + end + end end if done then setdisc(prevdisc,pre,post,replace) @@ -789,7 +821,7 @@ local function inject_pairs_only(head,where) prevdisc = nil prevglyph = current elseif id == disc_code then - pre, post, replace = getdisc(current) + pre, post, replace, pretail, posttail, replacetail = getdisc(current,true) local done = false if pre then -- left|pre glyphs|right @@ -957,20 +989,23 @@ local function inject_everything(head,where) if trace_injections then trace(head,"everything") end - local hascursives = nofregisteredcursives > 0 - local hasmarks = nofregisteredmarks > 0 + local hascursives = nofregisteredcursives > 0 + local hasmarks = nofregisteredmarks > 0 -- - local current = head - local last = nil - local font = font - local markdata = nil - local prev = nil - local next = nil - local prevdisc = nil - local prevglyph = nil - local pre = nil -- saves a lookup - local post = nil -- saves a lookup - local replace = nil -- saves a lookup + local current = head + local last = nil + local font = font + local markdata = nil + local prev = nil + local next = nil + local prevdisc = nil + local prevglyph = nil + local pre = nil -- saves a lookup + local post = nil -- saves a lookup + local replace = nil -- saves a lookup + local pretail = nil -- saves a lookup + local posttail = nil -- saves a lookup + local replacetail = nil -- saves a lookup -- local cursiveanchor = nil local minc = 0 @@ -1127,10 +1162,10 @@ local function inject_everything(head,where) local i = p.emptyinjections if i then -- glyph|disc|glyph (special case) +-- okay? local rightkern = i.rightkern if rightkern and rightkern ~= 0 then if next and getid(next) == disc_code then - local replace = getfield(next,"replace") if replace then -- error, we expect an empty one else @@ -1149,7 +1184,6 @@ local function inject_everything(head,where) if i then local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - local posttail = find_tail(post) insert_node_after(post,posttail,newkern(leftkern)) done = true end @@ -1161,11 +1195,17 @@ local function inject_everything(head,where) if i then local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - local replacetail = find_tail(replace) insert_node_after(replace,replacetail,newkern(leftkern)) done = true end end + else + -- local i = rawget(p,"emptyinjections") + local i = p.emptyinjections + local leftkern = i.leftkern + if leftkern and leftkern ~= 0 then + setfield(prev,"replace",newkern(leftkern)) -- maybe also leftkern + end end if done then setdisc(prevdisc,pre,post,replace) @@ -1189,7 +1229,7 @@ local function inject_everything(head,where) prevdisc = nil prevglyph = current elseif id == disc_code then - pre, post, replace = getdisc(current) + pre, post, replace, pretail, posttail, replacetail = getdisc(current,true) local done = false if pre then -- left|pre glyphs|right @@ -1368,7 +1408,118 @@ local function inject_everything(head,where) return tonode(head), true end +-- space triggers + +local triggers = false + +function nodes.injections.setspacekerns(font,sequence) + if triggers then + triggers[font] = sequence + else + triggers = { [font] = sequence } + end +end + +local function injectspaces(head) + + if not triggers then + return head, false + end + + local lastfont = nil + local spacekerns = nil + local leftkerns = nil + local rightkerns = nil + local factor = 0 + local threshold = 0 + local leftkern = false + local rightkern = false + + local function updatefont(font,trig) + -- local resources = resources[font] + -- local spacekerns = resources.spacekerns + -- if spacekerns then + -- leftkerns = spacekerns.left + -- rightkerns = spacekerns.right + -- end + leftkerns = trig.left + rightkerns = trig.right + local par = parameters[font] + factor = par.factor + threshold = par.spacing.width - 1 -- get rid of rounding errors + lastfont = font + end + + for n in traverse_id(glue_code,tonut(head)) do + local prev, next = getboth(n) + local prevchar = ischar(prev) + local nextchar = ischar(next) + if nextchar then + local font = getfont(next) + local trig = triggers[font] + if trig then + if lastfont ~= font then + updatefont(font,trig) + end + if rightkerns then + rightkern = rightkerns[nextchar] + end + end + end + if prevchar then + local font = getfont(next) + local trig = triggers[font] + if trig then + if lastfont ~= font then + updatefont(font,trig) + end + if leftkerns then + leftkern = leftkerns[prevchar] + end + end + end + if leftkern then + local old = getfield(n,"width") + if old >= threshold then + if rightkern then + local new = old + (leftkern + rightkern) * factor + if trace_spaces then + report_spaces("%C [%p -> %p] %C",prevchar,old,new,nextchar) + end + setfield(n,"width",new) + leftkern = false + else + local new = old + leftkern * factor + if trace_spaces then + report_spaces("%C [%p -> %p]",prevchar,old,new) + end + setfield(n,"width",new) + end + end + leftkern = false + elseif rightkern then + local old = getfield(n,"width") + if old >= threshold then + local new = old + rightkern * factor + if trace_spaces then + report_spaces("[%p -> %p] %C",nextchar,old,new) + end + setfield(n,"width",new) + end + rightkern = false + end + end + + triggers = false + return head, true +end + +-- + function injections.handler(head,where) + if triggers then + head = injectspaces(head) + end if nofregisteredmarks > 0 or nofregisteredcursives > 0 then return inject_everything(head,where) elseif nofregisteredpairs > 0 then diff --git a/tex/context/base/mkiv/font-otl.lua b/tex/context/base/mkiv/font-otl.lua index 99aae33b5..0deb4bce0 100644 --- a/tex/context/base/mkiv/font-otl.lua +++ b/tex/context/base/mkiv/font-otl.lua @@ -53,7 +53,7 @@ local report_otf = logs.reporter("fonts","otf loading") local fonts = fonts local otf = fonts.handlers.otf -otf.version = 3.015 -- beware: also sync font-mis.lua and in mtx-fonts +otf.version = 3.016 -- beware: also sync font-mis.lua and in mtx-fonts otf.cache = containers.define("fonts", "otl", otf.version, true) local otfreaders = otf.readers @@ -267,6 +267,7 @@ function otf.load(filename,sub,featurefile) -- second argument (format) is gone otfreaders.compact(data) otfreaders.rehash(data,"unicodes") otfreaders.addunicodetable(data) + otfreaders.extend(data) otfreaders.pack(data) report_otf("loading done") report_otf("saving %a in cache",filename) diff --git a/tex/context/base/mkiv/font-otr.lua b/tex/context/base/mkiv/font-otr.lua index 5839cbfb5..1fc338b38 100644 --- a/tex/context/base/mkiv/font-otr.lua +++ b/tex/context/base/mkiv/font-otr.lua @@ -2122,6 +2122,25 @@ function readers.compact(fontdata) report("the %a helper is not yet implemented","compact") end +-- plug in + +local extenders = { } + +function readers.registerextender(extender) + extenders[#extenders+1] = extender +end + +function readers.extend(fontdata) + for i=1,#extenders do + local extender = extenders[i] + local name = extender.name or "unknown" + local action = extender.action + if action then + action(fontdata) + end + end +end + -- if fonts.hashes then diff --git a/tex/context/base/mkiv/font-ots.lua b/tex/context/base/mkiv/font-ots.lua index e2cccebe8..15de12867 100644 --- a/tex/context/base/mkiv/font-ots.lua +++ b/tex/context/base/mkiv/font-ots.lua @@ -6,24 +6,29 @@ if not modules then modules = { } end modules ['font-ots'] = { -- sequences license = "see context related readme files", } +-- to be checked: discrun doesn't seem to do something useful now (except run the +-- check again) so if we need it again we'll do a zwnjrun or so + +-- beware, on my development machine we test a slightly a more optimized version + -- assumptions: -- -- cursives don't cross discretionaries -- marks precede bases - +-- -- pitfalls: -- -- when we append to a dics field we need to set the field in order to update tail - +-- -- This is a version of font-otn.lua adapted to the new font loader code. It -- is a context version which can contain experimental code, but when we -- have serious patches we will backport to the font-otn files. There will -- be a generic variant too. - +-- -- todo: looks like we have a leak somewhere (probably in ligatures) -- todo: copy attributes to disc -- todo: get rid of components, better use the tounicode entry if needed (at all) - +-- -- we do some disc juggling where we need to keep in mind that the -- pre, post and replace fields can have prev pointers to a nesting -- node ... i wonder if that is still needed @@ -94,6 +99,7 @@ results in different tables.

local type, next, tonumber = type, next, tonumber local random = math.random local formatters = string.formatters +local insert = table.insert local logs, trackers, nodes, attributes = logs, trackers, nodes, attributes @@ -123,6 +129,7 @@ local trace_directions = false registertracker("otf.directions", function(v local trace_kernruns = false registertracker("otf.kernruns", function(v) trace_kernruns = v end) local trace_discruns = false registertracker("otf.discruns", function(v) trace_discruns = v end) local trace_compruns = false registertracker("otf.compruns", function(v) trace_compruns = v end) +local trace_testruns = false registertracker("otf.testruns", function(v) trace_testruns = v end) local quit_on_no_replacement = true -- maybe per font local zwnjruns = true @@ -154,25 +161,24 @@ local tonut = nuts.tonut local getfield = nuts.getfield local setfield = nuts.setfield local getnext = nuts.getnext +local setnext = nuts.setnext local getprev = nuts.getprev +local setprev = nuts.setprev local getboth = nuts.getboth +local setboth = nuts.setboth local getid = nuts.getid local getattr = nuts.getattr +local setattr = nuts.setattr local getprop = nuts.getprop +local setprop = nuts.setprop local getfont = nuts.getfont local getsubtype = nuts.getsubtype +local setsubtype = nuts.setsubtype local getchar = nuts.getchar +local setchar = nuts.setchar local getdisc = nuts.getdisc - -local setattr = nuts.setattr -local setprop = nuts.setprop local setdisc = nuts.setdisc -local setnext = nuts.setnext -local setprev = nuts.setprev local setlink = nuts.setlink -local setboth = nuts.setboth -local setchar = nuts.setchar -local setsubtype = nuts.setsubtype local ischar = nuts.is_char @@ -219,7 +225,6 @@ local privateattribute = attributes.private -- of only some. local a_state = privateattribute('state') -local a_cursbase = privateattribute('cursbase') -- to be checked, probably can go local injections = nodes.injections local setmark = injections.setmark @@ -243,29 +248,38 @@ local onetimemessage = fonts.loggers.onetimemessage or function() end otf.defaultnodealternate = "none" -- first last -local handlers = { } - -- We use a few global variables. The handler can be called nested but this assumes that the -- same font is used. Nested calls are normally not needed (only for devanagari). -local tfmdata = false -local characters = false -local descriptions = false -local marks = false -local currentfont = false -local factor = 0 +local tfmdata = false +local characters = false +local descriptions = false +local marks = false +local currentfont = false +local factor = 0 +local threshold = 0 + +local sweepnode = nil +local sweepprev = nil +local sweepnext = nil +local sweephead = { } + +local notmatchpre = { } +local notmatchpost = { } +local notmatchreplace = { } -local sweepnode = nil -local sweepprev = nil -local sweepnext = nil -local sweephead = { } +local handlers = { } -local notmatchpre = { } -local notmatchpost = { } -local notmatchreplace = { } +-- helper --- handlers .whatever(head,start, dataset,sequence,kerns, step,i,injection) --- chainprocs.whatever(head,start,stop,dataset,sequence,currentlookup,chainindex) +local function isspace(n) + if getid(n) == glue_code then + local w = getfield(n,"width") + if w >= threshold then + return 32 + end + end +end -- we use this for special testing and documentation @@ -361,99 +375,6 @@ local function copy_glyph(g) -- next and prev are untouched ! end end --- temp here (context) - watch out: we need to set post/pre/replace in order to update its tail - --- local function collapsedisc(start,next) --- local replace1 = getfield(start,"replace") --- local replace2 = getfield(next,"replace") --- if replace1 and replace2 then --- local pre2 = getfield(next,"pre") --- local post2 = getfield(next,"post") --- setprev(replace1,nil) --- if pre2 then --- local pre1 = getfield(start,"pre") --- if pre1 then --- flush_node_list(pre1) --- end --- local pre1 = copy_node_list(replace1) --- local tail1 = find_node_tail(pre1) --- setnext(tail1,pre2) --- setprev(pre2,tail1) --- setfield(start,"pre",pre1) --- setfield(next,"pre",nil) --- else --- setfield(start,"pre",nil) --- end --- if post2 then --- local post1 = getfield(start,"post") --- if post1 then --- flush_node_list(post1) --- end --- setfield(start,"post",post2) --- else --- setfield(start,"post",nil) --- end --- local tail1 = find_node_tail(replace1) --- setnext(tail1,replace2) --- setprev(replace2,tail1) --- setfield(start,"replace",replace1) --- setfield(next,"replace",nil) --- -- --- local nextnext = getnext(next) --- setprev(nextnext,start) --- setnext(start,nextnext) --- free_node(next) --- else --- -- maybe remove it --- end --- end - --- local function prependdisc(first,last,prev) --- local prev = prev or getprev(first) --- local pre = getfield(last,"pre") --- local replace = getfield(last,"replace") --- local rs = getfield(first,"replace") --- local ps = copy_node_list(rs) --- local rt = ps and find_node_tail(rs) --- local pt = rs and find_node_tail(ps) --- if pre then --- setprev(pre,pt) --- setnext(pt,pre) --- end --- if replace then --- setprev(replace,rt) --- setnext(rt,replace) --- end --- setfield(last,"pre",ps) --- setfield(last,"replace",rs) --- setfield(first,"replace",nil) --- free_node(first) --- setprev(last,prev) --- setnext(prev,last) --- return prev -- if nil then last is head --- end - --- local function prependglyph(first,last,prev) --- local prev = prev or getprev(first) --- local pre = getfield(last,"pre") --- local replace = getfield(last,"replace") --- local rs = first --- local ps = copy_node(first) --- if pre then --- setprev(pre,ps) --- setnext(ps,pre) --- end --- if replace then --- setprev(replace,rs) --- setnext(rs,replace) --- end --- setfield(last,"pre",ps) --- setfield(last,"replace",rs) --- setprev(last,prev) --- setnext(prev,last) --- return prev -- if nil then last is head --- end - local function flattendisk(head,disc) local _, _, replace, _, _, replacetail = getdisc(disc,true) setfield(disc,"replace",nil) @@ -566,8 +487,8 @@ local function toligature(head,start,stop,char,dataset,sequence,markflag,discfou -- needs testing (side effects): local components = getfield(start,"components") if components then --- we get a double free .. needs checking --- flush_node_list(components) + -- we get a double free .. needs checking + -- flush_node_list(components) end -- local prev = getprev(start) @@ -582,7 +503,7 @@ local function toligature(head,start,stop,char,dataset,sequence,markflag,discfou resetinjection(base) setchar(base,char) setsubtype(base,ligature_code) - setfield(base,"components",comp) -- start can have components .. do we need to flush? + setfield(base,"components",comp) -- start can have components ... do we need to flush? if prev then setnext(prev,base) end @@ -619,17 +540,21 @@ local function toligature(head,start,stop,char,dataset,sequence,markflag,discfou -- we can have one accent as part of a lookup and another following -- local start = components -- was wrong (component scanning was introduced when more complex ligs in devanagari was added) local start = getnext(current) - while start and getid(start) == glyph_code do - local char = getchar(start) - if marks[char] then - setligaindex(start,baseindex + getligaindex(start,componentindex)) - if trace_marks then - logwarning("%s: set mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) + while start do + local char = ischar(start) + if char then + if marks[char] then + setligaindex(start,baseindex + getligaindex(start,componentindex)) + if trace_marks then + logwarning("%s: set mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) + end + start = getnext(start) + else + break end else break end - start = getnext(start) end else -- discfound ... forget about marks .. probably no scripts that hyphenate and have marks @@ -775,9 +700,9 @@ function handlers.gsub_ligature(head,start,dataset,sequence,ligature) local startchar = getchar(start) if marks[startchar] then while current do - local ch = ischar(current,currentfont) - if ch then - local lg = ligature[ch] + local char = ischar(current,currentfont) + if char then + local lg = ligature[char] if lg then stop = current ligature = lg @@ -809,30 +734,27 @@ function handlers.gsub_ligature(head,start,dataset,sequence,ligature) local discfound = false local lastdisc = nil while current do - local id = getid(current) - -- weird test here - if id == glyph_code then -- not needed - local char = ischar(current,currentfont) - if char then - if skipmark and marks[char] then - current = getnext(current) - else -- ligature is a tree - local lg = ligature[char] -- can there be multiple in a row? maybe in a bad font - if lg then - if not discfound and lastdisc then - discfound = lastdisc - lastdisc = nil - end - stop = current -- needed for fake so outside then - ligature = lg - current = getnext(current) - else - break + local char, id = ischar(current,currentfont) + if char then + if skipmark and marks[char] then + current = getnext(current) + else -- ligature is a tree + local lg = ligature[char] -- can there be multiple in a row? maybe in a bad font + if lg then + if not discfound and lastdisc then + discfound = lastdisc + lastdisc = nil end + stop = current -- needed for fake so outside then + ligature = lg + current = getnext(current) + else + break end - else - break end + elseif char == false then + -- kind of weird + break elseif id == disc_code then lastdisc = current current = getnext(current) @@ -866,8 +788,6 @@ function handlers.gsub_ligature(head,start,dataset,sequence,ligature) return head, start, false, discfound end --- todo: have this one directly (all are pair now) - function handlers.gpos_single(head,start,dataset,sequence,kerns,rlmode,step,i,injection) local startchar = getchar(start) if step.format == "pair" then @@ -938,6 +858,8 @@ function handlers.gpos_pair(head,start,dataset,sequence,kerns,rlmode,step,i,inje end done = true break + else -- can't happen + break end else break @@ -952,8 +874,6 @@ end we need to explicitly test for basechar, baselig and basemark entries.

--ldx]]-- --- can we share with chains if we have a stop == nil ? - function handlers.gpos_mark2base(head,start,dataset,sequence,markanchors,rlmode) local markchar = getchar(start) if marks[markchar] then @@ -962,7 +882,7 @@ function handlers.gpos_mark2base(head,start,dataset,sequence,markanchors,rlmode) local basechar = ischar(base,currentfont) if basechar then if marks[basechar] then - while true do + while base do base = getprev(base) if base then basechar = ischar(base,currentfont) @@ -1006,8 +926,6 @@ function handlers.gpos_mark2base(head,start,dataset,sequence,markanchors,rlmode) return head, start, false end --- ONCE CHECK HERE? - function handlers.gpos_mark2ligature(head,start,dataset,sequence,markanchors,rlmode) local markchar = getchar(start) if marks[markchar] then @@ -1016,7 +934,7 @@ function handlers.gpos_mark2ligature(head,start,dataset,sequence,markanchors,rlm local basechar = ischar(base,currentfont) if basechar then if marks[basechar] then - while true do + while base do base = getprev(base) if base then basechar = ischar(base,currentfont) @@ -1110,49 +1028,41 @@ function handlers.gpos_mark2mark(head,start,dataset,sequence,markanchors,rlmode) end function handlers.gpos_cursive(head,start,dataset,sequence,exitanchors,rlmode,step,i) -- to be checked - local alreadydone = cursonce and getprop(start,a_cursbase) - if not alreadydone then - local done = false - local startchar = getchar(start) - if marks[startchar] then - if trace_cursive then - logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) - end - else - local nxt = getnext(start) - while not done and nxt do - local nextchar = ischar(nxt,currentfont) - if not nextchar then - break - elseif marks[nextchar] then - -- should not happen (maybe warning) - nxt = getnext(nxt) - else - local exit = exitanchors[3] - if exit then - local entry = exitanchors[1][nextchar] + local done = false + local startchar = getchar(start) + if marks[startchar] then + if trace_cursive then + logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) + end + else + local nxt = getnext(start) + while not done and nxt do + local nextchar = ischar(nxt,currentfont) + if not nextchar then + break + elseif marks[nextchar] then + -- should not happen (maybe warning) + nxt = getnext(nxt) + else + local exit = exitanchors[3] + if exit then + local entry = exitanchors[1][nextchar] + if entry then + entry = entry[2] if entry then - entry = entry[2] - if entry then - local dx, dy, bound = setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) - if trace_cursive then - logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,anchor,bound,mref(rlmode)) - end - done = true + local dx, dy, bound = setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) + if trace_cursive then + logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,anchor,bound,mref(rlmode)) end + done = true end end - break end + break end end - return head, start, done - else - if trace_cursive and trace_details then - logprocess("%s, cursive %s is already done",pref(dataset,sequence),gref(getchar(start)),alreadydone) - end - return head, start, false end + return head, start, done end --[[ldx-- @@ -1221,36 +1131,6 @@ single lookup case. The efficiency of the replacements can be improved by deleti as less as needed but that would also make the code even more messy.

--ldx]]-- --- local function delete_till_stop(head,start,stop,ignoremarks) -- keeps start --- local n = 1 --- if start == stop then --- -- done --- elseif ignoremarks then --- repeat -- start x x m x x stop => start m --- local next = getnext(start) --- if not marks[getchar(next)] then --- local components = getfield(next,"components") --- if components then -- probably not needed --- flush_node_list(components) --- end --- head = delete_node(head,next) --- end --- n = n + 1 --- until next == stop --- else -- start x x x stop => start --- repeat --- local next = getnext(start) --- local components = getfield(next,"components") --- if components then -- probably not needed --- flush_node_list(components) --- end --- head = delete_node(head,next) --- n = n + 1 --- until next == stop --- end --- return head, n --- end - --[[ldx--

Here we replace start by a single variant.

--ldx]]-- @@ -1271,8 +1151,8 @@ function chainprocs.gsub_single(head,start,stop,dataset,sequence,currentlookup,c end local current = start while current do - if getid(current) == glyph_code then - local currentchar = getchar(current) + local currentchar = ischar(current) + if currentchar then local replacement = steps[1].coverage[currentchar] if not replacement or replacement == "" then if trace_bugs then @@ -1286,6 +1166,9 @@ function chainprocs.gsub_single(head,start,stop,dataset,sequence,currentlookup,c setchar(current,replacement) end return head, start, true + elseif currentchar == false then + -- can't happen + break elseif current == stop then break else @@ -1343,8 +1226,8 @@ function chainprocs.gsub_alternate(head,start,stop,dataset,sequence,currentlooku local value = what == true and tfmdata.shared.features[kind] or what local current = start while current do - if getid(current) == glyph_code then -- is this check needed? - local currentchar = getchar(current) + local currentchar = ischar(current) + if currentchar then local alternatives = steps[1].coverage[currentchar] if alternatives then local choice, comment = get_alternative_glyph(current,alternatives,value) @@ -1361,6 +1244,9 @@ function chainprocs.gsub_alternate(head,start,stop,dataset,sequence,currentlooku end end return head, start, true + elseif currentchar == false then + -- can't happen + break elseif current == stop then break else @@ -1567,7 +1453,7 @@ function chainprocs.gpos_mark2base(head,start,stop,dataset,sequence,currentlooku local basechar = ischar(base,currentfont) if basechar then if marks[basechar] then - while true do + while base do base = getprev(base) if base then local basechar = ischar(base,currentfont) @@ -1631,7 +1517,7 @@ function chainprocs.gpos_mark2ligature(head,start,stop,dataset,sequence,currentl local basechar = ischar(base,currentfont) if basechar then if marks[basechar] then - while true do + while base do base = getprev(base) if base then local basechar = ischar(base,currentfont) @@ -1742,56 +1628,52 @@ function chainprocs.gpos_cursive(head,start,stop,dataset,sequence,currentlookup, if nofsteps > 1 then reportmoresteps(dataset,sequence) end - local alreadydone = cursonce and getprop(start,a_cursbase) -- also mkmk? - if not alreadydone then - local startchar = getchar(start) - local exitanchors = steps[1].coverage[startchar] -- always 1 step - if exitanchors then - local done = false - if marks[startchar] then - if trace_cursive then - logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) - end - else - local nxt = getnext(start) - while not done and nxt do - local nextchar = ischar(nxt,currentfont) - if not nextchar then - break - elseif marks[nextchar] then - -- should not happen (maybe warning) - nxt = getnext(nxt) - else - local exit = exitanchors[3] - if exit then - local entry = exitanchors[1][nextchar] + local startchar = getchar(start) + local exitanchors = steps[1].coverage[startchar] -- always 1 step + if exitanchors then + local done = false + if marks[startchar] then + if trace_cursive then + logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) + end + else + local nxt = getnext(start) + while not done and nxt do + local nextchar = ischar(nxt,currentfont) + if not nextchar then + break + elseif marks[nextchar] then + -- should not happen (maybe warning) + nxt = getnext(nxt) + else + local exit = exitanchors[3] + if exit then + local entry = exitanchors[1][nextchar] + if entry then + entry = entry[2] if entry then - entry = entry[2] - if entry then - local dx, dy, bound = setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) - if trace_cursive then - logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,anchor,bound,mref(rlmode)) - end - done = true - break + local dx, dy, bound = setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) + if trace_cursive then + logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,anchor,bound,mref(rlmode)) end + done = true + break end - elseif trace_bugs then - onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) end - break + elseif trace_bugs then + onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) end + break end end - return head, start, done - else - if trace_cursive and trace_details then - logprocess("%s, cursive %s is already done",pref(dataset,sequence),gref(getchar(start)),alreadydone) - end - return head, start, false end + return head, start, done + else + if trace_cursive and trace_details then + logprocess("%s, cursive %s is already done",pref(dataset,sequence),gref(getchar(start)),alreadydone) + end + return head, start, false end - return head, start, false end -- what pointer to return, spec says stop @@ -2178,6 +2060,7 @@ local noflags = { false, false, false, false } local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) local sweepnode = sweepnode local sweeptype = sweeptype + local currentfont = currentfont local diskseen = false local checkdisc = getprev(head) local flags = sequence.flags or noflags @@ -2198,7 +2081,9 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) if s == 1 then -- never happens local char = ischar(current,currentfont) - match = char and seq[1][char] + if char then + match = seq[1][char] + end else -- maybe we need a better space check (maybe check for glue or category or combination) -- we cannot optimize for n=2 because there can be disc nodes @@ -2222,33 +2107,22 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) sweeptype = nil end if last then - local id = getid(last) - if id == glyph_code then - local char = ischar(last,currentfont) - if char then - local ccd = descriptions[char] - if ccd then - local class = ccd.class or "base" - if class == skipmark or class == skipligature or class == skipbase or (markclass and class == "mark" and not markclass[char]) then - skipped = true - if trace_skips then - show_skip(dataset,sequence,char,ck,class) - end + local char, id = ischar(last,currentfont) + if char then + local ccd = descriptions[char] + if ccd then + local class = ccd.class or "base" + if class == skipmark or class == skipligature or class == skipbase or (markclass and class == "mark" and not markclass[char]) then + skipped = true + if trace_skips then + show_skip(dataset,sequence,char,ck,class) + end + last = getnext(last) + elseif seq[n][char] then + if n < l then last = getnext(last) - elseif seq[n][char] then - if n < l then - last = getnext(last) - end - n = n + 1 - else - if discfound then - notmatchreplace[discfound] = true - match = not notmatchpre[discfound] - else - match = false - end - break end + n = n + 1 else if discfound then notmatchreplace[discfound] = true @@ -2267,6 +2141,15 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) end break end + last = getnext(last) + elseif char == false then + if discfound then + notmatchreplace[discfound] = true + match = not notmatchpre[discfound] + else + match = false + end + break elseif id == disc_code then diskseen = true discfound = last @@ -2336,29 +2219,18 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) local n = f - 1 while n >= 1 do if prev then - local id = getid(prev) - if id == glyph_code then - local char = ischar(prev,currentfont) - if char then - local ccd = descriptions[char] - if ccd then - local class = ccd.class - if class == skipmark or class == skipligature or class == skipbase or (markclass and class == "mark" and not markclass[char]) then - skipped = true - if trace_skips then - show_skip(dataset,sequence,char,ck,class) - end - elseif seq[n][char] then - n = n -1 - else - if discfound then - notmatchreplace[discfound] = true - match = not notmatchpost[discfound] - else - match = false - end - break + local char, id = ischar(prev,currentfont) + if char then + local ccd = descriptions[char] + if ccd then + local class = ccd.class + if class == skipmark or class == skipligature or class == skipbase or (markclass and class == "mark" and not markclass[char]) then + skipped = true + if trace_skips then + show_skip(dataset,sequence,char,ck,class) end + elseif seq[n][char] then + n = n -1 else if discfound then notmatchreplace[discfound] = true @@ -2377,6 +2249,15 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) end break end + prev = getprev(prev) + elseif char == false then + if discfound then + notmatchreplace[discfound] = true + match = not notmatchpost[discfound] + else + match = false + end + break elseif id == disc_code then -- the special case: f i where i becomes dottless i .. diskseen = true @@ -2439,7 +2320,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) -- skip 'm end elseif seq[n][32] then - n = n -1 + n = n - 1 else match = false break @@ -2474,29 +2355,18 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) local n = l + 1 while n <= s do if current then - local id = getid(current) - if id == glyph_code then - local char = ischar(current,currentfont) - if char then - local ccd = descriptions[char] - if ccd then - local class = ccd.class - if class == skipmark or class == skipligature or class == skipbase or (markclass and class == "mark" and not markclass[char]) then - skipped = true - if trace_skips then - show_skip(dataset,sequence,char,ck,class) - end - elseif seq[n][char] then - n = n + 1 - else - if discfound then - notmatchreplace[discfound] = true - match = not notmatchpre[discfound] - else - match = false - end - break + local char, id = ischar(current,currentfont) + if char then + local ccd = descriptions[char] + if ccd then + local class = ccd.class + if class == skipmark or class == skipligature or class == skipbase or (markclass and class == "mark" and not markclass[char]) then + skipped = true + if trace_skips then + show_skip(dataset,sequence,char,ck,class) end + elseif seq[n][char] then + n = n + 1 else if discfound then notmatchreplace[discfound] = true @@ -2515,6 +2385,15 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) end break end + current = getnext(current) + elseif char == false then + if discfound then + notmatchreplace[discfound] = true + match = not notmatchpre[discfound] + else + match = false + end + break elseif id == disc_code then diskseen = true discfound = current @@ -2572,6 +2451,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) current = getnext(current) elseif seq[n][32] then n = n + 1 +current = getnext(current) else match = false break @@ -2619,7 +2499,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) local i = 1 while start and true do if skipped then - while true do -- todo: use properties + while start do -- todo: use properties local char = getchar(start) local ccd = descriptions[char] if ccd then @@ -2739,11 +2619,11 @@ end local logwarning = report_process -local function report_missing_cache(dataset,sequence) +local function report_missing_coverage(dataset,sequence) local t = missing[currentfont] if not t[sequence] then t[sequence] = true - logwarning("missing cache for feature %a, lookup %a, type %a, font %a, name %a", + logwarning("missing coverage for feature %a, lookup %a, type %a, font %a, name %a", dataset[4],sequence.name,sequence.type,currentfont,tfmdata.properties.fullname) end end @@ -2836,20 +2716,23 @@ function otf.dataset(tfmdata,font) -- generic variant, overloaded in context return rl end --- assumptions: --- --- * languages that use complex disc nodes +local function report_disc(n) + report_run("kern: %s > %s",disc,languages.serializediscretionary(disc)) +end -local function kernrun(disc,run) +local function kernrun(disc,k_run,font,attr,...) -- -- we catch -- if trace_kernruns then - report_run("kern") -- will be more detailed + report_disc("kern") end -- local prev, next = getboth(disc) -- + local nextstart = next + local done = false + -- local pre, post, replace, pretail, posttail, replacetail = getdisc(disc,true) -- local prevmarks = prev @@ -2858,7 +2741,7 @@ local function kernrun(disc,run) -- has happened but then it should be in the disc so basically this test indicates an error) -- while prevmarks do - local char = ischar(prevmarks,currentfont) + local char = ischar(prevmarks,font) if char and marks[char] then prevmarks = getprev(prevmarks) else @@ -2866,68 +2749,77 @@ local function kernrun(disc,run) end end -- - if prev and (pre or replace) and not ischar(prev,currentfont) then + if prev and (pre or replace) and not ischar(prev,font) then prev = false end - if next and (post or replace) and not ischar(next,currentfont) then + if next and (post or replace) and not ischar(next,font) then next = false end -- if pre then - run(pre,"injections") + if k_run(pre,"injections",nil,font,attr,...) then + done = true + end if prev then local nest = getprev(pre) setlink(prev,pre) - run(prevmarks,"preinjections",pre) -- getnext(pre)) + if k_run(prevmarks,"preinjections",pre,font,attr,...) then -- getnext(pre)) + done = true + end setprev(pre,nest) setnext(prev,disc) end end -- if post then - run(post,"injections") + if k_run(post,"injections",nil,font,attr,...) then + done = true + end if next then setlink(posttail,next) - run(posttail,"postinjections",next) + if k_run(posttail,"postinjections",next,font,attr,...) then + done = true + end setnext(posttail,nil) setprev(next,disc) end end -- if replace then - run(replace,"injections") + if k_run(replace,"injections",nil,font,attr,...) then + done = true + end if prev then local nest = getprev(replace) setlink(prev,replace) - run(prevmarks,"replaceinjections",replace) -- getnext(replace)) + if k_run(prevmarks,"replaceinjections",replace,font,attr,...) then -- getnext(replace)) + done = true + end setprev(replace,nest) setnext(prev,disc) end if next then setlink(replacetail,next) - run(replacetail,"replaceinjections",next) + if k_run(replacetail,"replaceinjections",next,font,attr,...) then + done = true + end setnext(replacetail,nil) setprev(next,disc) end elseif prev and next then setlink(prev,next) - run(prevmarks,"emptyinjections",next) + if k_run(prevmarks,"emptyinjections",next,font,attr,...) then + done = true + end setlink(prev,disc) setlink(disc,next) end + return nextstart, done end --- the if new test might be dangerous as luatex will check / set some tail stuff --- in a temp node - -local function checkdisc(str,d) -- only used when debugging - local pre, post, replace = getdisc(d) - report_check("%s : [%s][%s][%s]",str,nodes.toutf(pre),nodes.toutf(post),nodes.toutf(replace)) -end - -local function comprun(disc,run) +local function comprun(disc,c_run,...) if trace_compruns then - report_run("comp: %s",languages.serializediscretionary(disc)) + report_disc("comp") end -- local pre, post, replace = getdisc(disc) @@ -2935,8 +2827,8 @@ local function comprun(disc,run) -- if pre then sweepnode = disc - sweeptype = "pre" -- in alternative code preinjections is used (also used then for proeprties, saves a variable) - local new, done = run(pre) + sweeptype = "pre" -- in alternative code preinjections is uc_c_sed (also used then for proeprties, saves a variable) + local new, done = c_run(pre,...) if done then pre = new renewed = true @@ -2946,7 +2838,7 @@ local function comprun(disc,run) if post then sweepnode = disc sweeptype = "post" - local new, done = run(post) + local new, done = c_run(post,...) if done then post = new renewed = true @@ -2956,106 +2848,446 @@ local function comprun(disc,run) if replace then sweepnode = disc sweeptype = "replace" - local new, done = run(replace) + local new, done = c_run(replace,...) if done then replace = new renewed = true end end + -- sweepnode = nil sweeptype = nil if renewed then setdisc(disc,pre,post,replace) end + -- + return getnext(disc), done end -local function testrun(disc,trun,crun) -- use helper - local next = getnext(disc) - if next then - local _, _, replace, _, _, tail = getdisc(disc,true) - if replace then - local prev = getprev(disc) - if prev then - -- only look ahead - -- local nest = getprev(replace) - setlink(tail,next) - if trun(replace,next) then - setfield(disc,"replace",nil) -- beware, side effects of nest so first - setlink(prev,replace) - setlink(tail,next) - setboth(disc,nil,nil) - flush_node_list(disc) - return replace -- restart - else - setnext(tail,nil) - setprev(next,disc) +local function testrun(disc,t_run,c_run,...) + if trace_testruns then + report_disc("test") + end + local prev, next = getboth(disc) + if not next then + -- weird discretionary + return + end + local pre, post, replace, pretail, posttail, replacetail = getdisc(disc) + local done = false + if replace and prev then + -- only look ahead + -- local nest = getprev(replace) + setlink(replacetail,next) + if t_run(replace,next,...) then + setfield(disc,"replace",nil) -- beware, side effects of nest so first + setlink(prev,replace) + setlink(replacetail,next) + setboth(disc) + flush_node_list(disc) + return replace, true -- restart .. tricky ! + else + setnext(replacetail) + setprev(next,disc) + end + -- pre, post, replace, pretail, posttail, replacetail = getdisc(disc) + end + -- + -- like comprun + -- + local renewed = false + -- + if pre then + sweepnode = disc + sweeptype = "pre" + local new, ok = c_run(pre,...) + if ok then + pre = new + renewed = true + end + end + -- + if post then + sweepnode = disc + sweeptype = "post" + local new, ok = c_run(post,...) + if ok then + post = new + renewed = true + end + end + -- + if replace then + sweepnode = disc + sweeptype = "replace" + local new, ok = c_run(replace,...) + if ok then + replace = new + renewed = true + end + end + -- + sweepnode = nil + sweeptype = nil + if renewed then + setdisc(disc,pre,post,replace) + return next, true + else + return next, done + end +end + +-- A discrun happens when we have a zwnj. We're gpossing so it is unlikely that +-- there has been a match changing the character. Now, as we check again here +-- the question is: why do we do this ... needs checking as drun seems useless +-- ... maybe that code can go away + +-- local function discrun(disc,drun,krun) +-- local prev, next = getboth(disc) +-- if trace_discruns then +-- report_disc("disc") +-- end +-- if next and prev then +-- setnext(prev,next) +-- -- setprev(next,prev) +-- drun(prev) +-- setnext(prev,disc) +-- -- setprev(next,disc) +-- end +-- -- +-- if krun then -- currently always false +-- local pre = getfield(disc,"pre") +-- if not pre then +-- -- go on +-- elseif prev then +-- local nest = getprev(pre) +-- setlink(prev,pre) +-- krun(prev,"preinjections") +-- setprev(pre,nest) +-- setnext(prev,disc) +-- else +-- krun(pre,"preinjections") +-- end +-- end +-- return next +-- end + +-- We can make some assumptions with respect to discretionaries. First of all it is very +-- unlikely that some of the analysis related attributes applies. Then we can also assume +-- that the ConTeXt specific dynamic attribute is different, although we do use explicit +-- discretionaries (maybe we need to tag those some day). So, at least for now, we don't +-- have the following test in the sub runs: +-- +-- -- local a = getattr(start,0) +-- -- if a then +-- -- a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) +-- -- else +-- -- a = not attribute or getprop(start,a_state) == attribute +-- -- end +-- -- if a then +-- +-- but use this instead: +-- +-- -- local a = getattr(start,0) +-- -- if not a or (a == attr) then +-- +-- and even that one is probably not needed. + +local nesting = 0 + +local function c_run_single(head,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + local done = false + local start = sweephead[head] + if start then + sweephead[head] = nil + else + start = head + end + while start do + local char = ischar(start,font) + if char then + local a = getattr(start,0) + if not a or (a == attr) then + local lookupmatch = lookupcache[char] + if lookupmatch then + local ok + head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) + if ok then + done = true + end + end + if start then + start = getnext(start) end else - -- weird case + start = getnext(start) end + elseif char == false then + return head, done else - -- no need + -- weird + start = getnext(start) end - else - -- weird case end - comprun(disc,crun) - return next + return head, done end -local function discrun(disc,drun,krun) - local prev, next = getboth(disc) - if trace_discruns then - report_run("disc") -- will be more detailed +local function t_run_single(start,stop,font,attr,lookupcache) + while start ~= stop do + local char = ischar(start,font) + if char then + local a = getattr(start,0) + if not a or (a == attr) then + local lookupmatch = lookupcache[char] + if lookupmatch then -- hm, hyphens can match (tlig) so we need to really check + -- if we need more than ligatures we can outline the code and use functions + local s = getnext(start) + local l = nil + while s do + local lg = lookupmatch[getchar(s)] + if lg then + l = lg + s = getnext(s) + else + break + end + end + if l and l.ligature then + return true + end + end + end + start = getnext(start) + else + break + end end - if next and prev then - setnext(prev,next) - -- setprev(next,prev) - drun(prev) - setnext(prev,disc) - -- setprev(next,disc) +end + +-- local function d_run_single(prev,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) +-- local a = getattr(prev,0) +-- if not a or (a == attr) then +-- local char = ischar(prev) -- can be disc +-- if char then +-- local lookupmatch = lookupcache[char] +-- if lookupmatch then +-- local h, d, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) +-- if ok then +-- done = true +-- success = true +-- end +-- end +-- end +-- end +-- end + +local function k_run_single(sub,injection,last,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + local a = getattr(sub,0) + if not a or (a == attr) then + for n in traverse_nodes(sub) do -- only gpos + if n == last then + break + end + local char = ischar(n) + if char then + local lookupmatch = lookupcache[char] + if lookupmatch then + local h, d, ok = handler(sub,n,dataset,sequence,lookupmatch,rlmode,step,1,injection) + if ok then + return true + end + end + end + end end - -- - local pre = getfield(disc,"pre") - if not pre then - -- go on - elseif prev then - local nest = getprev(pre) - setlink(prev,pre) - krun(prev,"preinjections") - setprev(pre,nest) - setnext(prev,disc) +end + +local function c_run_multiple(head,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) + local done = false + local start = sweephead[head] + if start then + sweephead[head] = nil else - krun(pre,"preinjections") + start = head + end + while start do + local char = ischar(start,font) + if char then + local a = getattr(start,0) + if not a or (a == attr) then + for i=1,nofsteps do + local step = steps[i] + local lookupcache = step.coverage + if lookupcache then + local lookupmatch = lookupcache[char] + if lookupmatch then + -- we could move all code inline but that makes things even more unreadable + local ok + head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) + if ok then + done = true + break + elseif not start then + -- don't ask why ... shouldn't happen + break + end + end + else + report_missing_coverage(dataset,sequence) + end + end + if start then + start = getnext(start) + end + else + start = getnext(start) + end + elseif char == false then + -- whatever glyph + return head, done + else + -- very unlikely + start = getnext(start) + end + end + return head, done +end + +local function t_run_multiple(start,stop,font,attr,steps,nofsteps) + while start ~= stop do + local char = ischar(start,font) + if char then + local a = getattr(start,0) + if not a or (a == attr) then + for i=1,nofsteps do + local step = steps[i] + local lookupcache = step.coverage + if lookupcache then + local lookupmatch = lookupcache[char] + if lookupmatch then + -- if we need more than ligatures we can outline the code and use functions + local s = getnext(start) + local l = nil + while s do + local lg = lookupmatch[getchar(s)] + if lg then + l = lg + s = getnext(s) + else + break + end + end + if l and l.ligature then + return true + end + end + else + report_missing_coverage(dataset,sequence) + end + end + end + start = getnext(start) + else + break + end + end +end + +-- local function d_run_multiple(prev,attr,steps,nofsteps,dataset,sequence,rlmode,handler) +-- local a = getattr(prev,0) +-- if not a or (a == attr) then +-- local char = ischar(prev) -- can be disc +-- if char then +-- for i=1,nofsteps do +-- local step = steps[i] +-- local lookupcache = step.coverage +-- if lookupcache then +-- local lookupmatch = lookupcache[char] +-- if lookupmatch then +-- -- we could move all code inline but that makes things even more unreadable +-- local h, d, ok = handler(head,prev,dataset,sequence,lookupmatch,rlmode,step,i) +-- if ok then +-- done = true +-- break +-- end +-- end +-- else +-- report_missing_coverage(dataset,sequence) +-- end +-- end +-- end +-- end +-- end + +local function k_run_multiple(sub,injection,last,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) + local a = getattr(sub,0) + if not a or (a == attr) then + for n in traverse_nodes(sub) do -- only gpos + if n == last then + break + end + local char = ischar(n) + if char then + for i=1,nofsteps do + local step = steps[i] + local lookupcache = step.coverage + if lookupcache then + local lookupmatch = lookupcache[char] + if lookupmatch then + local h, d, ok = handler(head,n,dataset,sequence,lookupmatch,step,rlmode,i,injection) + if ok then + return true + end + end + else + report_missing_coverage(dataset,sequence) + end + end + end + end end - return next end --- todo: maybe run lr and rl stretches +-- to be checkedL nowadays we probably can assume properly matched directions +-- so maybe we no longer need a stack local function txtdirstate(start,stack,top,rlparmode) local dir = getfield(start,"dir") + local new = 1 if dir == "+TRT" then top = top + 1 stack[top] = dir - return top, -1 + new = -1 elseif dir == "+TLT" then top = top + 1 stack[top] = dir - return top, 1 - end - if dir == "-TRT" or dir == "-TLT" then + elseif dir == "-TRT" or dir == "-TLT" then top = top - 1 - if dir == "+TRT" then - return top, -1 - else - return top, 1 + if stack[top] == "+TRT" then + new = -1 end + else + new = rlparmode end - return top, rlparmode + if trace_directions then + report_process("directions after txtdir %a: parmode %a, txtmode %a, level %a",dir,mref(rlparmode),mref(new),topstack) + end + return getnext(start), top, new end -local nesting = 0 +local function pardirstate(start) + local dir = getfield(start,"dir") + local new = 0 + if dir == "TLT" then + new = 1 + elseif dir == "TRT" then + new = -1 + end + if trace_directions then + report_process("directions after pardir %a: parmode %a",dir,mref(new)) + end + return getnext(start), new, new +end local function featuresprocessor(head,font,attr) @@ -3075,6 +3307,7 @@ local function featuresprocessor(head,font,attr) characters = tfmdata.characters marks = tfmdata.resources.marks factor = tfmdata.parameters.factor + threshold = tfmdata.parameters.spacing.width or 65536*10 elseif currentfont ~= font then @@ -3095,7 +3328,7 @@ local function featuresprocessor(head,font,attr) local done = false local datasets = otf.dataset(tfmdata,font,attr) - local dirstack = { } -- could move outside function + local dirstack = { } -- could move outside function btu we can have local runss sweephead = { } @@ -3110,8 +3343,6 @@ local function featuresprocessor(head,font,attr) -- We don't goto the next node of a disc node is created so that we can then treat -- the pre, post and replace. It's a bit of a hack but works out ok for most cases. - -- there can be less subtype and attr checking in the comprun etc helpers - for s=1,#datasets do local dataset = datasets[s] ----- featurevalue = dataset[1] -- todo: pass to function instead of using a global @@ -3121,25 +3352,30 @@ local function featuresprocessor(head,font,attr) local topstack = 0 local success = false local typ = sequence.type - local gpossing = typ == "gpos_single" or typ == "gpos_pair" -- store in dataset + local gpossing = typ == "gpos_single" or typ == "gpos_pair" -- store in dataset local handler = handlers[typ] local steps = sequence.steps local nofsteps = sequence.nofsteps - if typ == "gsub_reversecontextchain" then -- chain < 0 + if not steps then + -- this permits injection, watch the different arguments + local h, d, ok = handler(head,start,dataset,sequence,nil,nil,nil,0,font,attr) + if ok then + success = true + if h then + head = h + end + if d then + start = d + end + end + elseif typ == "gsub_reversecontextchain" then -- this is a limited case, no special treatments like 'init' etc - -- we need to get rid of this slide! probably no longer needed in latest luatex - local start = find_node_tail(head) -- slow (we can store tail because there's always a skip at the end): todo + local start = find_node_tail(head) while start do - local id = getid(start) local char = ischar(start,font) if char then local a = getattr(start,0) - if a then - a = a == attr - else - a = true - end - if a then + if not a or (a == attr) then for i=1,nofsteps do local step = steps[i] local lookupcache = step.coverage @@ -3147,16 +3383,20 @@ local function featuresprocessor(head,font,attr) local lookupmatch = lookupcache[char] if lookupmatch then -- todo: disc? - head, start, success = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) - if success then + local ok + head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) + if ok then + success = true break end end else - report_missing_cache(dataset,sequence) + report_missing_coverage(dataset,sequence) end end - if start then start = getprev(start) end + if start then + start = getprev(start) + end else start = getprev(start) end @@ -3168,230 +3408,63 @@ local function featuresprocessor(head,font,attr) local start = head -- local ? rlmode = 0 -- to be checked ? if nofsteps == 1 then -- happens often + local step = steps[1] local lookupcache = step.coverage - if not lookupcache then -- also check for empty cache - report_missing_cache(dataset,sequence) + if not lookupcache then + -- can't happen, no check in loop either + report_missing_coverage(dataset,sequence) else - local function c_run(head) -- no need to check for 256 and attr probably also the same - local done = false - local start = sweephead[head] - if start then - sweephead[head] = nil - else - start = head - end - while start do - local id = getid(start) - if id ~= glyph_code then - -- very unlikely (if so we could use ischar) - start = getnext(start) - else - local char = ischar(start,font) - if char then - local a = getattr(start,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) - -- else - -- a = not attribute or getprop(start,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - local lookupmatch = lookupcache[char] - if lookupmatch then - -- sequence kan weg - local ok - head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) - if ok then - done = true - end - end - if start then start = getnext(start) end - else - start = getnext(start) - end - else - return head, false - end - end - end - if done then - success = true -- needed in this subrun? - end - return head, done - end - - local function t_run(start,stop) - while start ~= stop do - local id = getid(start) - local char = ischar(start,font) - if char then - local a = getattr(start,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) - -- else - -- a = not attribute or getprop(start,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - local lookupmatch = lookupcache[char] - if lookupmatch then -- hm, hyphens can match (tlig) so we need to really check - -- if we need more than ligatures we can outline the code and use functions - local s = getnext(start) - local l = nil - while s do - local lg = lookupmatch[getchar(s)] - if lg then - l = lg - s = getnext(s) - else - break - end - end - if l and l.ligature then - return true - end - end - end - start = getnext(start) + while start do + local char, id = ischar(start,font) + if char then + local a = getattr(start,0) + if a then + a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) else - break - end - end - end - - local function d_run(prev) -- we can assume that prev and next are glyphs - local a = getattr(prev,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(prev,a_state) == attribute) - -- else - -- a = not attribute or getprop(prev,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - local lookupmatch = lookupcache[getchar(prev)] - if lookupmatch then - -- sequence kan weg - local h, d, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) - if ok then - done = true - success = true - end + a = not attribute or getprop(start,a_state) == attribute end - end - end - - local function k_run(sub,injection,last) - local a = getattr(sub,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(sub,a_state) == attribute) - -- else - -- a = not attribute or getprop(sub,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - -- sequence kan weg - for n in traverse_nodes(sub) do -- only gpos - if n == last then - break - end - local id = getid(n) - if id == glyph_code then - local lookupmatch = lookupcache[getchar(n)] - if lookupmatch then - local h, d, ok = handler(sub,n,dataset,sequence,lookupmatch,rlmode,step,1,injection) - if ok then - done = true - success = true - end + if a then + local lookupmatch = lookupcache[char] + if lookupmatch then + local ok + head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) + if ok then + success = true + -- elseif gpossing and zwnjruns and char == zwnj then + -- discrun(start,d_run,font,attr,lookupcache) end - else - -- message + -- elseif gpossing and zwnjruns and char == zwnj then + -- discrun(start,d_run,font,attr,lookupcache) end - end - end - end - - while start do - local id = getid(start) - if id == glyph_code then - local char = ischar(start,font) - if char then - local a = getattr(start,0) - if a then - a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) - else - a = not attribute or getprop(start,a_state) == attribute - end - if a then - local lookupmatch = lookupcache[char] - if lookupmatch then - -- sequence kan weg - local ok - head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) - if ok then - success = true - elseif gpossing and zwnjruns and char == zwnj then - discrun(start,d_run) - end - elseif gpossing and zwnjruns and char == zwnj then - discrun(start,d_run) - end - if start then start = getnext(start) end - else - start = getnext(start) + if start then + start = getnext(start) end else - start = getnext(start) + start = getnext(start) end + elseif char == false then + -- whatever glyph + start = getnext(start) elseif id == disc_code then + local ok if gpossing then - kernrun(start,k_run) - start = getnext(start) + start, ok = kernrun(start,k_run_single, font,attr,lookupcache,step,dataset,sequence,rlmode,handler) elseif typ == "gsub_ligature" then - start = testrun(start,t_run,c_run) + start, ok = testrun(start,t_run_single,c_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) else - comprun(start,c_run) - start = getnext(start) + start, ok = comprun(start,c_run_single, font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + end + if ok then + success = true end elseif id == math_code then start = getnext(end_of_math(start)) elseif id == dir_code then - local dir = getfield(start,"dir") - if dir == "+TLT" then - topstack = topstack + 1 - dirstack[topstack] = dir - rlmode = 1 - elseif dir == "+TRT" then - topstack = topstack + 1 - dirstack[topstack] = dir - rlmode = -1 - elseif dir == "-TLT" or dir == "-TRT" then - topstack = topstack - 1 - rlmode = dirstack[topstack] == "+TRT" and -1 or 1 - else - rlmode = rlparmode - end - if trace_directions then - report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,mref(rlparmode),mref(rlmode),topstack,mref(newdir)) - end - start = getnext(start) + start, topstack, rlmode = txtdirstate(start,dirstack,topstack,rlparmode) elseif id == localpar_code then - local dir = getfield(start,"dir") - if dir == "TRT" then - rlparmode = -1 - elseif dir == "TLT" then - rlparmode = 1 - else - rlparmode = 0 - end - -- one might wonder if the par dir should be looked at, so we might as well drop the next line - rlmode = rlparmode - if trace_directions then - report_process("directions after pardir %a: parmode %a, txtmode %a",dir,mref(rlparmode),mref(rlmode)) - end - start = getnext(start) + start, rlparmode, rlmode = pardirstate(start) else start = getnext(start) end @@ -3400,280 +3473,74 @@ local function featuresprocessor(head,font,attr) else - local function c_run(head) - local done = false - local start = sweephead[head] - if start then - sweephead[head] = nil - else - start = head - end - while start do - local id = getid(start) - if id ~= glyph_code then - -- very unlikely - start = getnext(start) + while start do + local char, id = ischar(start,font) + if char then + local a = getattr(start,0) + if a then + a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) else - local char = ischar(start,font) - if char then - local a = getattr(start,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) - -- else - -- a = not attribute or getprop(start,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - for i=1,nofsteps do - local step = steps[i] - local lookupcache = step.coverage - if lookupcache then - local lookupmatch = lookupcache[char] - if lookupmatch then - -- we could move all code inline but that makes things even more unreadable - local ok - head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) - if ok then - done = true - break - elseif not start then - -- don't ask why ... shouldn't happen - break - end - end - else - report_missing_cache(dataset,sequence) - end - end - if start then start = getnext(start) end - else - start = getnext(start) - end - else - return head, false - end + a = not attribute or getprop(start,a_state) == attribute end - end - if done then - success = true - end - return head, done - end - - local function d_run(prev) - local a = getattr(prev,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(prev,a_state) == attribute) - -- else - -- a = not attribute or getprop(prev,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - -- brr prev can be disc - local char = getchar(prev) - for i=1,nofsteps do - local step = steps[i] - local lookupcache = step.coverage - if lookupcache then - local lookupmatch = lookupcache[char] - if lookupmatch then - -- we could move all code inline but that makes things even more unreadable - local h, d, ok = handler(head,prev,dataset,sequence,lookupmatch,rlmode,step,i) - if ok then - done = true - break - end - end - else - report_missing_cache(dataset,sequence) - end - end - end - end - - local function k_run(sub,injection,last) - local a = getattr(sub,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(sub,a_state) == attribute) - -- else - -- a = not attribute or getprop(sub,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - for n in traverse_nodes(sub) do -- only gpos - if n == last then - break - end - local id = getid(n) - if id == glyph_code then - local char = getchar(n) - for i=1,nofsteps do - local step = steps[i] - local lookupcache = step.coverage - if lookupcache then - local lookupmatch = lookupcache[char] - if lookupmatch then - local h, d, ok = handler(head,n,dataset,sequence,lookupmatch,step,rlmode,i,injection) - if ok then - done = true - break - end - end - else - report_missing_cache(dataset,sequence) - end - end - else - -- message - end - end - end - end - - local function t_run(start,stop) - while start ~= stop do - local id = getid(start) - local char = ischar(start,font) - if char then - local a = getattr(start,0) - -- if a then - -- a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) - -- else - -- a = not attribute or getprop(start,a_state) == attribute - -- end - -- if a then - if not a or (a == attr) then - for i=1,nofsteps do - local step = steps[i] - local lookupcache = step.coverage - if lookupcache then - local lookupmatch = lookupcache[char] - if lookupmatch then - -- if we need more than ligatures we can outline the code and use functions - local s = getnext(start) - local l = nil - while s do - local lg = lookupmatch[getchar(s)] - if lg then - l = lg - s = getnext(s) - else - break - end - end - if l and l.ligature then - return true - end + if a then + for i=1,nofsteps do + local step = steps[i] + local lookupcache = step.coverage + if lookupcache then + local lookupmatch = lookupcache[char] + if lookupmatch then + -- we could move all code inline but that makes things even more unreadable + local ok + head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) + if ok then + success = true + break + elseif not start then + -- don't ask why ... shouldn't happen + break + -- elseif gpossing and zwnjruns and char == zwnj then + -- discrun(start,d_run,font,attr,steps,nofsteps) end - else - report_missing_cache(dataset,sequence) + -- elseif gpossing and zwnjruns and char == zwnj then + -- discrun(start,d_run,font,attr,steps,nofsteps) end + else + report_missing_coverage(dataset,sequence) end end - start = getnext(start) - else - break - end - end - end - - while start do - local id = getid(start) - if id == glyph_code then - local char = ischar(start,font) - if char then - local a = getattr(start,0) - if a then - a = (a == attr) and (not attribute or getprop(start,a_state) == attribute) - else - a = not attribute or getprop(start,a_state) == attribute - end - if a then - for i=1,nofsteps do - local step = steps[i] - local lookupcache = step.coverage - if lookupcache then - -- local char = getchar(start) - local lookupmatch = lookupcache[char] - if lookupmatch then - -- we could move all code inline but that makes things even more unreadable - local ok - head, start, ok = handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) - if ok then - success = true - break - elseif not start then - -- don't ask why ... shouldn't happen - break - elseif gpossing and zwnjruns and char == zwnj then - discrun(start,d_run) - end - elseif gpossing and zwnjruns and char == zwnj then - discrun(start,d_run) - end - else - report_missing_cache(dataset,sequence) - end - end - if start then start = getnext(start) end - else + if start then start = getnext(start) end else start = getnext(start) end + elseif char == false then + start = getnext(start) elseif id == disc_code then + local ok if gpossing then - kernrun(start,k_run) - start = getnext(start) + start, ok = kernrun(start,k_run_multiple, font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) elseif typ == "gsub_ligature" then - start = testrun(start,t_run,c_run) + start, ok = testrun(start,t_run_multiple,c_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) else - comprun(start,c_run) - start = getnext(start) + start, ok = comprun(start,c_run_multiple, font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) + end + if ok then + success = true end elseif id == math_code then start = getnext(end_of_math(start)) elseif id == dir_code then - local dir = getfield(start,"dir") - if dir == "+TLT" then - topstack = topstack + 1 - dirstack[topstack] = dir - rlmode = 1 - elseif dir == "+TRT" then - topstack = topstack + 1 - dirstack[topstack] = dir - rlmode = -1 - elseif dir == "-TLT" or dir == "-TRT" then - topstack = topstack - 1 - rlmode = dirstack[topstack] == "+TRT" and -1 or 1 - else - rlmode = rlparmode - end - if trace_directions then - report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,mref(rlparmode),mref(rlmode),topstack,mref(newdir)) - end - start = getnext(start) + start, topstack, rlmode = txtdirstate(start,dirstack,topstack,rlparmode) elseif id == localpar_code then - local dir = getfield(start,"dir") - if dir == "TRT" then - rlparmode = -1 - elseif dir == "TLT" then - rlparmode = 1 - else - rlparmode = 0 - end - rlmode = rlparmode - if trace_directions then - report_process("directions after pardir %a: parmode %a, txtmode %a",dir,mref(rlparmode),mref(rlmode)) - end - start = getnext(start) + start, rlparmode, rlmode = pardirstate(start) else start = getnext(start) end end end end + if success then done = true end @@ -3711,3 +3578,129 @@ registerotffeature { -- This can be used for extra handlers, but should be used with care! otf.handlers = handlers -- used in devanagari + +-- We implement one here: + +local setspacekerns = nodes.injections.setspacekerns if not setspacekerns then os.exit() end + +function otf.handlers.trigger_space_kerns(head,start,dataset,sequence,_,_,_,_,font,attr) + -- if not setspacekerns then + -- setspacekerns = nodes.injections.setspacekerns + -- end + setspacekerns(font,sequence) + return head, start, true +end + +local function hasspacekerns(data) + local sequences = data.resources.sequences + for i=1,#sequences do + local sequence = sequences[i] + local steps = sequence.steps + if steps and sequence.features.kern then + for i=1,#steps do + local coverage = steps[i].coverage + if not coverage then + -- maybe an issue + elseif coverage[32] then + return true + else + for k, v in next, coverage do + if v[32] then + return true + end + end + end + end + end + end + return false +end + +otf.readers.registerextender { + name = "spacekerns", + action = function(data) + data.properties.hasspacekerns = hasspacekerns(data) + end +} + +local function spaceinitializer(tfmdata,value) -- attr + local resources = tfmdata.resources + local spacekerns = resources and resources.spacekerns + if spacekerns == nil then + local properties = tfmdata.properties + if properties and properties.hasspacekerns then + local sequences = resources.sequences + local left = { } + local right = { } + local last = 0 + local feat = nil + for i=1,#sequences do + local sequence = sequences[i] + local steps = sequence.steps + if steps then + local kern = sequence.features.kern + if kern then + feat = feat or kern -- or maybe merge + for i=1,#steps do + local step = steps[i] + local coverage = step.coverage + if coverage then + local kerns = coverage[32] + if kerns then + for k, v in next, kerns do + right[k] = v + end + end + for k, v in next, coverage do + local kern = v[32] + if kern then + left[k] = kern + end + end + end + end + last = i + end + else + -- no steps ... needed for old one ... we could use the basekerns + -- instead + end + end + left = next(left) and left or false + right = next(right) and right or false + if left or right then + spacekerns = { + left = left, + right = right, + } + if last > 0 then + local triggersequence = { + features = { kern = feat or { dflt = { dflt = true, } } }, + flags = noflags, + name = "trigger_space_kerns", + order = { "kern" }, + type = "trigger_space_kerns", + left = left, + right = right, + } + insert(sequences,last,triggersequence) + end + else + spacekerns = false + end + else + spacekerns = false + end + resources.spacekerns = spacekerns + end + return spacekerns +end + +registerotffeature { + name = "spacekern", + description = "space kern injection", + default = true, + initializers = { + node = spaceinitializer, + }, +} diff --git a/tex/context/base/mkiv/font-pre.mkiv b/tex/context/base/mkiv/font-pre.mkiv index 17adc5290..584bd1779 100644 --- a/tex/context/base/mkiv/font-pre.mkiv +++ b/tex/context/base/mkiv/font-pre.mkiv @@ -541,6 +541,7 @@ \definefontstyle [\v!teletype,\v!type,\v!mono] [\s!tt] \definefontstyle [\v!handwritten] [\s!hw] \definefontstyle [\v!calligraphic] [\s!cg] +\definefontstyle [\v!math,\v!mathematics] [\s!mm] \definefontalternative[\s!tf] \definefontalternative[\s!bf] @@ -558,7 +559,6 @@ \definealternativestyle [\v!bold] [\bf] [] \definealternativestyle [\v!type] [\tt] [] \definealternativestyle [\v!mono] [\tt] [] -\definealternativestyle [\v!monobold] [\tt\bf] [] \definealternativestyle [\v!slanted] [\sl] [] \definealternativestyle [\v!italic] [\it] [] \definealternativestyle [\v!boldslanted,\v!slantedbold] [\bs] [] @@ -567,7 +567,7 @@ \definealternativestyle [\v!small,\v!smallnormal] [\setsmallbodyfont\tf] [] \definealternativestyle [\v!smallbold] [\setsmallbodyfont\bf] [] \definealternativestyle [\v!smalltype] [\setsmallbodyfont\tt] [] -\definealternativestyle [\v!smallslanted] [\setsmallbodyfont\sl] [] +\definealternativestyle [\v!smallitalic,\v!smallslanted] [\setsmallbodyfont\sl] [] \definealternativestyle [\v!smallboldslanted,\v!smallslantedbold] [\setsmallbodyfont\bs] [] \definealternativestyle [\v!smallbolditalic,\v!smallitalicbold] [\setsmallbodyfont\bi] [] @@ -586,6 +586,13 @@ \definealternativestyle [\v!mononormal] [\tt\tf] [] \definealternativestyle [\v!monobold] [\tt\bf] [] +% For Alan: + +\definealternativestyle + [\v!camel] + [{\setcharactercasing[\v!camel]}] + [{\setcharactercasing[\v!camel]}] + % % maybe we need interface neutral as well (for use in cld): % % \letcscsname\mediaeval \csname\v!mediaeval \endcsname diff --git a/tex/context/base/mkiv/font-sol.lua b/tex/context/base/mkiv/font-sol.lua index eca51cd61..8d45552a5 100644 --- a/tex/context/base/mkiv/font-sol.lua +++ b/tex/context/base/mkiv/font-sol.lua @@ -63,7 +63,6 @@ local getid = nuts.getid local getattr = nuts.getattr local getfont = nuts.getfont local getsubtype = nuts.getsubtype -local getchar = nuts.getchar local getlist = nuts.getlist local setfield = nuts.setfield diff --git a/tex/context/base/mkiv/font-syn.lua b/tex/context/base/mkiv/font-syn.lua index f750f92e9..dc090a1d9 100644 --- a/tex/context/base/mkiv/font-syn.lua +++ b/tex/context/base/mkiv/font-syn.lua @@ -2041,6 +2041,10 @@ function names.resolvespec(askedname,sub) -- overloads previous definition end end +function fonts.names.ignoredfile(filename) -- only supported in mkiv + return false -- will be overloaded +end + -- We could generate typescripts with designsize info from the name database but -- it's not worth the trouble as font names remain a mess: for instance how do we -- idenfity a font? Names, families, subfamilies or whatever snippet can contain diff --git a/tex/context/base/mkiv/font-xtx.lua b/tex/context/base/mkiv/font-xtx.lua new file mode 100644 index 000000000..494ac00a9 --- /dev/null +++ b/tex/context/base/mkiv/font-xtx.lua @@ -0,0 +1,97 @@ +if not modules then modules = { } end modules ['luatex-fonts-def'] = { + version = 1.001, + comment = "companion to luatex-*.tex", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +if context then + texio.write_nl("fatal error: this module is not for context") + os.exit() +end + +local fonts = fonts + +-- A bit of tuning for definitions. + +fonts.constructors.namemode = "specification" -- somehow latex needs this (changed name!) => will change into an overload + +-- tricky: we sort of bypass the parser and directly feed all into +-- the sub parser + +function fonts.definers.getspecification(str) + return "", str, "", ":", str +end + +-- the generic name parser (different from context!) + +local list = { } + +local function issome () list.lookup = 'name' end -- xetex mode prefers name (not in context!) +local function isfile () list.lookup = 'file' end +local function isname () list.lookup = 'name' end +local function thename(s) list.name = s end +local function issub (v) list.sub = v end +local function iscrap (s) list.crap = string.lower(s) end +local function iskey (k,v) list[k] = v end +local function istrue (s) list[s] = true end +local function isfalse(s) list[s] = false end + +local P, S, R, C = lpeg.P, lpeg.S, lpeg.R, lpeg.C + +local spaces = P(" ")^0 +local namespec = (1-S("/:("))^0 -- was: (1-S("/: ("))^0 +local crapspec = spaces * P("/") * (((1-P(":"))^0)/iscrap) * spaces +local filename_1 = P("file:")/isfile * (namespec/thename) +local filename_2 = P("[") * P(true)/isname * (((1-P("]"))^0)/thename) * P("]") +local fontname_1 = P("name:")/isname * (namespec/thename) +local fontname_2 = P(true)/issome * (namespec/thename) +local sometext = (R("az","AZ","09") + S("+-.{}"))^1 +local truevalue = P("+") * spaces * (sometext/istrue) +local falsevalue = P("-") * spaces * (sometext/isfalse) +local keyvalue = (C(sometext) * spaces * P("=") * spaces * C(sometext))/iskey +local somevalue = sometext/istrue +local subvalue = P("(") * (C(P(1-S("()"))^1)/issub) * P(")") -- for Kim +local option = spaces * (keyvalue + falsevalue + truevalue + somevalue) * spaces +local options = P(":") * spaces * (P(";")^0 * option)^0 + +local pattern = (filename_1 + filename_2 + fontname_1 + fontname_2) * subvalue^0 * crapspec^0 * options^0 + +local function colonized(specification) -- xetex mode + list = { } + lpeg.match(pattern,specification.specification) + list.crap = nil -- style not supported, maybe some day + if list.name then + specification.name = list.name + list.name = nil + end + if list.lookup then + specification.lookup = list.lookup + list.lookup = nil + end + if list.sub then + specification.sub = list.sub + list.sub = nil + end + specification.features.normal = fonts.handlers.otf.features.normalize(list) + return specification +end + +fonts.definers.registersplit(":",colonized,"cryptic") +fonts.definers.registersplit("", colonized,"more cryptic") -- catches \font\text=[names] + +function fonts.definers.applypostprocessors(tfmdata) + local postprocessors = tfmdata.postprocessors + if postprocessors then + for i=1,#postprocessors do + local extrahash = postprocessors[i](tfmdata) -- after scaling etc + if type(extrahash) == "string" and extrahash ~= "" then + -- e.g. a reencoding needs this + extrahash = string.gsub(lower(extrahash),"[^a-z]","-") + tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash) + end + end + end + return tfmdata +end diff --git a/tex/context/base/mkiv/lang-dis.lua b/tex/context/base/mkiv/lang-dis.lua index ab62cc479..84d9b2d5b 100644 --- a/tex/context/base/mkiv/lang-dis.lua +++ b/tex/context/base/mkiv/lang-dis.lua @@ -29,6 +29,7 @@ local setsubtype = nuts.setsubtype local getchar = nuts.getchar local getdisc = nuts.getdisc local setdisc = nuts.setdisc +local isglyph = nuts.isglyph local copy_node = nuts.copy local free_node = nuts.free @@ -59,13 +60,19 @@ local expanders = { -- \- local pre, post, replace = getdisc(d) local done = false - if pre and getid(pre) == glyph_code and getchar(pre) <= 0 then - done = true - pre = nil + if pre then + local char = isglyph(pre) + if char and char <= 0 then + done = true + pre = nil + end end - if post and getid(post) == glyph_code and getchar(post) <= 0 then - done = true - post = nil + if post then + local char = isglyph(post) + if char and char <= 0 then + done = true + post = nil + end end if done then setdisc(d,pre,post,replace,discretionary_code,tex.exhyphenpenalty) diff --git a/tex/context/base/mkiv/lang-hyp.lua b/tex/context/base/mkiv/lang-hyp.lua index dad0f5232..65337143d 100644 --- a/tex/context/base/mkiv/lang-hyp.lua +++ b/tex/context/base/mkiv/lang-hyp.lua @@ -8,6 +8,8 @@ if not modules then modules = { } end modules ['lang-hyp'] = { -- todo: hyphenate over range if needed +-- setattr: helper for full attr + -- to be considered: reset dictionary.hyphenated when a pattern is added -- or maybe an explicit reset of the cache @@ -610,16 +612,17 @@ if context then local new_disc = nodepool.disc local new_glyph = nodepool.glyph + local new_penalty = nodepool.penalty local getfield = nuts.getfield local getfont = nuts.getfont - local getchar = nuts.getchar local getid = nuts.getid local getattr = nuts.getattr local getnext = nuts.getnext local getprev = nuts.getprev local getsubtype = nuts.getsubtype local getlist = nuts.getlist + local isglyph = nuts.isglyph local setfield = nuts.setfield local setchar = nuts.setchar @@ -638,6 +641,7 @@ if context then local variables = interfaces.variables local v_reset = variables.reset local v_yes = variables.yes + local v_word = variables.word local v_all = variables.all local settings_to_array = utilities.parsers.settings_to_array @@ -652,6 +656,8 @@ if context then local a_hyphenation = attributes.private("hyphenation") + local interwordpenalty = 5000 + function traditional.loadpatterns(language) return dictionaries[language] end @@ -828,9 +834,10 @@ if context then local rightedge = featureset.rightedge local leftchar = somehyphenchar(featureset.leftchar) local rightchar = somehyphenchar(featureset.rightchar) - -- - joinerchars = joinerchars == v_yes and defaultjoiners or joinerchars - hyphenchars = hyphenchars == v_yes and defaulthyphens or hyphenchars + local rightchars = featureset.rightchars + rightchars = rightchars == v_word and true or tonumber(rightchars) + joinerchars = joinerchars == v_yes and defaultjoiners or joinerchars + hyphenchars = hyphenchars == v_yes and defaulthyphens or hyphenchars -- not yet ok: extrachars have to be ignored so it cannot be all) featureset.extrachars = makeset(joinerchars or "",extrachars or "") featureset.hyphenchars = makeset(hyphenchars or "") @@ -839,6 +846,7 @@ if context then featureset.charmin = charmin and charmin > 0 and charmin or nil featureset.leftcharmin = leftcharmin and leftcharmin > 0 and leftcharmin or nil featureset.rightcharmin = rightcharmin and rightcharmin > 0 and rightcharmin or nil + featureset.rightchars = rightchars featureset.leftchar = leftchar featureset.rightchar = rightchar featureset.strict = rightedge == 'tex' @@ -883,6 +891,7 @@ if context then { "characters" }, { "hyphens" }, { "joiners" }, + { "rightchars" }, { "rightwordmin", "integer" }, { "charmin", "integer" }, { "leftcharmin", "integer" }, @@ -980,6 +989,7 @@ if context then local rightcharmin = nil ----- leftwordmin = nil local rightwordmin = nil + local rightchars = nil local leftchar = nil local rightchar = nil local attr = nil @@ -1000,6 +1010,16 @@ if context then starttiming(traditional) + local function insertpenalty() + local p = new_penalty(interwordpenalty) + setfield(p,"attr",getfield(last,"attr")) + if trace_visualize then + nuts.setvisual(p,"penalty") + end + last = getprev(last) + first, last = insert_after(first,last,p) + end + local function synchronizefeatureset(a) local f = a and featuresets[a] if f then @@ -1013,6 +1033,7 @@ if context then leftchar = f.leftchar rightchar = f.rightchar strict = f.strict and strictids + rightchars = f.rightchars if rightwordmin and rightwordmin > 0 and lastwordlast ~= rightwordmin then -- so we can change mid paragraph but it's kind of unpredictable then if not tail then @@ -1020,16 +1041,25 @@ if context then end last = tail local inword = false + local count = 0 while last and rightwordmin > 0 do local id = getid(last) if id == glyph_code then + count = count + 1 inword = true if trace_visualize then - setcolor(last,"darkred") + setcolor(last,"darkgreen") end elseif inword then inword = false rightwordmin = rightwordmin - 1 + if rightchars == true then + if rightwordmin > 0 then + insertpenalty() + end + elseif rightchars and count <= rightchars then + insertpenalty() + end end last = getprev(last) end @@ -1283,9 +1313,8 @@ if context then -- for extensions. while current and current ~= last do -- and current - local id = getid(current) - if id == glyph_code then - local code = getchar(current) + local code, id = isglyph(current) + if code then local lang = getfield(current,"lang") if lang ~= language then if dictionary and size > charmin and leftmin + rightmin <= size then diff --git a/tex/context/base/mkiv/lang-hyp.mkiv b/tex/context/base/mkiv/lang-hyp.mkiv index e3f032c6b..ca9113386 100644 --- a/tex/context/base/mkiv/lang-hyp.mkiv +++ b/tex/context/base/mkiv/lang-hyp.mkiv @@ -107,6 +107,7 @@ \letdummyparameter\s!righthyphenchar\zerocount \letdummyparameter\c!alternative\empty \letdummyparameter\c!rightedge\empty + \letdummyparameter\c!rightchars\empty \getdummyparameters[#2]% \clf_definehyphenationfeatures {#1}% @@ -115,6 +116,7 @@ hyphens {\dummyparameter\c!hyphens}% joiners {\dummyparameter\c!joiners}% rightwordmin \numexpr\dummyparameter\c!rightwords\relax + rightchars {\dummyparameter\c!rightchars}% charmin \numexpr\dummyparameter\s!hyphenmin\relax leftcharmin \numexpr\dummyparameter\s!lefthyphenmin\relax rightcharmin \numexpr\dummyparameter\s!righthyphenmin\relax diff --git a/tex/context/base/mkiv/lang-rep.lua b/tex/context/base/mkiv/lang-rep.lua index ec82b7b19..28f2e5d50 100644 --- a/tex/context/base/mkiv/lang-rep.lua +++ b/tex/context/base/mkiv/lang-rep.lua @@ -49,6 +49,7 @@ local getprev = nuts.getprev local getattr = nuts.getattr local getid = nuts.getid local getchar = nuts.getchar +local isglyph = nuts.isglyph local setfield = nuts.setfield local setattr = nuts.setattr @@ -146,23 +147,28 @@ local function hit(a,head) local current = getnext(head) local lastrun = false local lastfinal = false - while current and getid(current) == glyph_code do - local newroot = root[getchar(current)] - if not newroot then - return lastrun, lastfinal - else - local final = newroot.final - if final then - if trace_detail then - report_replacement("hitting word %a, replacement %a",final.word,final.replacement) - end - lastrun = current - lastfinal = final + while current do + local char = isglyph(current) + if char then + local newroot = root[char] + if not newroot then + return lastrun, lastfinal else - root = newroot + local final = newroot.final + if final then + if trace_detail then + report_replacement("hitting word %a, replacement %a",final.word,final.replacement) + end + lastrun = current + lastfinal = final + else + root = newroot + end end + current = getnext(current) + else + break end - current = getnext(current) end if lastrun then return lastrun, lastfinal diff --git a/tex/context/base/mkiv/lang-wrd.lua b/tex/context/base/mkiv/lang-wrd.lua index 7d625fa9e..38e6187af 100644 --- a/tex/context/base/mkiv/lang-wrd.lua +++ b/tex/context/base/mkiv/lang-wrd.lua @@ -38,6 +38,7 @@ local getid = nuts.getid local getsubtype = nuts.getsubtype local getchar = nuts.getchar local setattr = nuts.setattr +local isglyph = nuts.isglyph local traverse_nodes = nuts.traverse local traverse_ids = nuts.traverse_id @@ -158,8 +159,8 @@ local function mark_words(head,whenfound) -- can be optimized and shared -- we haven't done the fonts yet so we have characters (otherwise -- we'd have to use the tounicodes) while current do - local id = getid(current) - if id == glyph_code then + local code, id = isglyph(current) + if code then local a = getfield(current,"lang") if a then if a ~= language then @@ -172,7 +173,6 @@ local function mark_words(head,whenfound) -- can be optimized and shared action() language = a end - local code = getchar(current) local data = chardata[code] if is_letter[data.category] then n = n + 1 diff --git a/tex/context/base/mkiv/lpdf-ini.lua b/tex/context/base/mkiv/lpdf-ini.lua index e2a85bccf..0d96abb7d 100644 --- a/tex/context/base/mkiv/lpdf-ini.lua +++ b/tex/context/base/mkiv/lpdf-ini.lua @@ -12,6 +12,7 @@ local setmetatable, getmetatable, type, next, tostring, tonumber, rawset = setme local char, byte, format, gsub, concat, match, sub, gmatch = string.char, string.byte, string.format, string.gsub, table.concat, string.match, string.sub, string.gmatch local utfchar, utfbyte, utfvalues = utf.char, utf.byte, utf.values local sind, cosd, floor, max, min = math.sind, math.cosd, math.floor, math.max, math.min +local sort = table.sort local lpegmatch, P, C, R, S, Cc, Cs = lpeg.match, lpeg.P, lpeg.C, lpeg.R, lpeg.S, lpeg.Cc, lpeg.Cs local formatters = string.formatters local isboolean = string.is_boolean @@ -369,34 +370,85 @@ local f_tonumber = formatters["%F"] local tostring_a, tostring_d +-- tostring_d = function(t,contentonly,key) +-- if next(t) then +-- local r, rn = { }, 0 +-- for k, v in next, t do +-- -- for k, v in sortedhash(t) do -- can be an option +-- rn = rn + 1 +-- local tv = type(v) +-- if tv == "string" then +-- r[rn] = f_key_value(k,toeight(v)) +-- elseif tv == "number" then +-- r[rn] = f_key_number(k,v) +-- -- elseif tv == "unicode" then -- can't happen +-- -- r[rn] = f_key_value(k,tosixteen(v)) +-- elseif tv == "table" then +-- local mv = getmetatable(v) +-- if mv and mv.__lpdftype then +-- -- if v == t then +-- -- report_objects("ignoring circular reference in dirctionary") +-- -- r[rn] = f_key_null(k) +-- -- else +-- r[rn] = f_key_value(k,tostring(v)) +-- -- end +-- elseif v[1] then +-- r[rn] = f_key_value(k,tostring_a(v)) +-- else +-- r[rn] = f_key_value(k,tostring_d(v)) +-- end +-- else +-- r[rn] = f_key_value(k,tostring(v)) +-- end +-- end +-- if contentonly then +-- return concat(r," ") +-- elseif key then +-- return f_key_dictionary(key,r) +-- else +-- return f_dictionary(r) +-- end +-- elseif contentonly then +-- return "" +-- else +-- return "<< >>" +-- end +-- end + tostring_d = function(t,contentonly,key) if next(t) then - local r, rn = { }, 0 - for k, v in next, t do - rn = rn + 1 + local r, n = { }, 0 + for k in next, t do + n = n + 1 + r[n] = k + end + sort(r) + for i=1,n do + local k = r[i] + local v = t[k] local tv = type(v) if tv == "string" then - r[rn] = f_key_value(k,toeight(v)) + r[i] = f_key_value(k,toeight(v)) elseif tv == "number" then - r[rn] = f_key_number(k,v) + r[i] = f_key_number(k,v) -- elseif tv == "unicode" then -- can't happen - -- r[rn] = f_key_value(k,tosixteen(v)) + -- r[i] = f_key_value(k,tosixteen(v)) elseif tv == "table" then local mv = getmetatable(v) if mv and mv.__lpdftype then -- if v == t then -- report_objects("ignoring circular reference in dirctionary") - -- r[rn] = f_key_null(k) + -- r[i] = f_key_null(k) -- else - r[rn] = f_key_value(k,tostring(v)) + r[i] = f_key_value(k,tostring(v)) -- end elseif v[1] then - r[rn] = f_key_value(k,tostring_a(v)) + r[i] = f_key_value(k,tostring_a(v)) else - r[rn] = f_key_value(k,tostring_d(v)) + r[i] = f_key_value(k,tostring_d(v)) end else - r[rn] = f_key_value(k,tostring(v)) + r[i] = f_key_value(k,tostring(v)) end end if contentonly then diff --git a/tex/context/base/mkiv/lxml-ini.mkiv b/tex/context/base/mkiv/lxml-ini.mkiv index 1770d087c..6fa14ddfc 100644 --- a/tex/context/base/mkiv/lxml-ini.mkiv +++ b/tex/context/base/mkiv/lxml-ini.mkiv @@ -45,15 +45,12 @@ % aliased \let\xmlall \clf_xmlall -\let\xmllastmatch \clf_xmllastmatch \let\xmlatt \clf_xmlatt -\let\xmllastatt \clf_xmllastatt \let\xmlattdef \clf_xmlattdef \let\xmlattribute \clf_xmlattribute \let\xmlattributedef \clf_xmlattributedef \let\xmlchainatt \clf_xmlchainatt \let\xmlchainattdef \clf_xmlchainattdef -\let\xmlrefatt \clf_xmlrefatt \let\xmlchecknamespace \clf_xmlchecknamespace \let\xmlcommand \clf_xmlcommand \let\xmlcontext \clf_xmlcontext @@ -71,7 +68,9 @@ \let\xmlflush \clf_xmlflush \let\xmlflushcontext \clf_xmlflushcontext \let\xmlflushlinewise \clf_xmlflushlinewise +\let\xmlflushpure \clf_xmlflushpure \let\xmlflushspacewise \clf_xmlflushspacewise +\let\xmlflushtext \clf_xmlflushtext \let\xmlfunction \clf_xmlfunction \let\xmlinclude \clf_xmlinclude \let\xmlincludeoptions \clf_xmlincludeoptions @@ -79,18 +78,22 @@ \let\xmlinclusions \clf_xmlinclusions \let\xmlbadinclusions \clf_xmlbadinclusions \let\xmlindex \clf_xmlindex -\let\xmlposition \clf_xmlindex \let\xmlinlineverbatim \clf_xmlinlineverbatim \let\xmllast \clf_xmllast +\let\xmllastatt \clf_xmllastatt +\let\xmllastmatch \clf_xmllastmatch \let\xmlloaddirectives \clf_xmlloaddirectives \let\xmlmain \clf_xmlmain \let\xmlmatch \clf_xmlmatch -\let\xmlpath \clf_xmlpath \let\xmlname \clf_xmlname \let\xmlnamespace \clf_xmlnamespace \let\xmlnonspace \clf_xmlnonspace +\let\xmlpath \clf_xmlpath \let\xmlpos \clf_xmlpos +\let\xmlposition \clf_xmlindex +\let\xmlpure \clf_xmlpure \let\xmlraw \clf_xmlraw +\let\xmlrefatt \clf_xmlrefatt \let\xmlregisterns \clf_xmlregisterns % document \let\xmlremapname \clf_xmlremapname % element \let\xmlremapnamespace \clf_xmlremapnamespace % document @@ -104,16 +107,12 @@ \let\xmlstrippednolines \clf_xmlstrippednolines \let\xmltag \clf_xmltag \let\xmltext \clf_xmltext -\let\xmlpure \clf_xmlpure \let\xmltobuffer \clf_xmltobuffer % id pattern name \let\xmltobufferverbose \clf_xmltobufferverbose % id pattern name \let\xmltofile \clf_xmltofile % id pattern filename \let\xmltoparameters \clf_xmltoparameters \let\xmlverbatim \clf_xmlverbatim -\let\xmlflushtext \clf_xmlflushtext -\let\xmlflushpure \clf_xmlflushpure - \unexpanded\def\xmlinfo #1{\hbox{\ttxx[\clf_xmlname{#1}]}} \unexpanded\def\xmlshow #1{\startpacked\ttx\xmlverbatim{#1}\stoppacked} diff --git a/tex/context/base/mkiv/lxml-tab.lua b/tex/context/base/mkiv/lxml-tab.lua index b03c7eb43..60d6262c7 100644 --- a/tex/context/base/mkiv/lxml-tab.lua +++ b/tex/context/base/mkiv/lxml-tab.lua @@ -36,6 +36,7 @@ local xml = xml local concat, remove, insert = table.concat, table.remove, table.insert local type, next, setmetatable, getmetatable, tonumber, rawset = type, next, setmetatable, getmetatable, tonumber, rawset local lower, find, match, gsub = string.lower, string.find, string.match, string.gsub +local sort = table.sort local utfchar = utf.char local lpegmatch, lpegpatterns = lpeg.match, lpeg.patterns local P, S, R, C, V, C, Cs = lpeg.P, lpeg.S, lpeg.R, lpeg.C, lpeg.V, lpeg.C, lpeg.Cs @@ -1316,29 +1317,44 @@ and then handle the lot.

local f_attribute = formatters['%s=%q'] +-- we could reuse ats + local function verbose_element(e,handlers,escape) -- options local handle = handlers.handle local serialize = handlers.serialize local ens, etg, eat, edt, ern = e.ns, e.tg, e.at, e.dt, e.rn local ats = eat and next(eat) and { } if ats then + -- we now sort attributes local n = 0 - for k,v in next, eat do + for k in next, eat do n = n + 1 - ats[n] = f_attribute(k,escaped(v)) + ats[n] = k + end + if n == 1 then + local k = ats[1] + ats = f_attribute(k,escaped(eat[k])) + else + sort(ats) + for i=1,n do + local k = ats[i] + ats[i] = f_attribute(k,escaped(eat[k])) + end + ats = concat(ats," ") end end if ern and trace_entities and ern ~= ens then ens = ern end + local n = edt and #edt if ens ~= "" then - if edt and #edt > 0 then + if n and n > 0 then if ats then - handle("<",ens,":",etg," ",concat(ats," "),">") + handle("<",ens,":",etg," ",ats,">") else handle("<",ens,":",etg,">") end - for i=1,#edt do + for i=1,n do local e = edt[i] if type(e) == "string" then handle(escaped(e)) @@ -1349,19 +1365,19 @@ local function verbose_element(e,handlers,escape) -- options handle("") else if ats then - handle("<",ens,":",etg," ",concat(ats," "),"/>") + handle("<",ens,":",etg," ",ats,"/>") else handle("<",ens,":",etg,"/>") end end else - if edt and #edt > 0 then + if n and n > 0 then if ats then - handle("<",etg," ",concat(ats," "),">") + handle("<",etg," ",ats,">") else handle("<",etg,">") end - for i=1,#edt do + for i=1,n do local e = edt[i] if type(e) == "string" then handle(escaped(e)) -- option: hexify escaped entities @@ -1372,7 +1388,7 @@ local function verbose_element(e,handlers,escape) -- options handle("") else if ats then - handle("<",etg," ",concat(ats," "),"/>") + handle("<",etg," ",ats,"/>") else handle("<",etg,"/>") end diff --git a/tex/context/base/mkiv/math-ini.mkiv b/tex/context/base/mkiv/math-ini.mkiv index d20278c9b..8627436b7 100644 --- a/tex/context/base/mkiv/math-ini.mkiv +++ b/tex/context/base/mkiv/math-ini.mkiv @@ -1331,7 +1331,7 @@ % \setupmathematics % [\v!autopunctuation=\v!no] % -% \def\math_punctuation_next{\ifx\nexttoken\blankspace\char\zerocount\fi} +% \def\math_punctuation_next{\ifx\nexttoken\blankspace\signalcharacter\fi} % % \unexpanded\def\math_punctuation_comma {\textcomma \futurelet\nexttoken\math_punctuation_next} % \unexpanded\def\math_punctuation_period{\textperiod\futurelet\nexttoken\math_punctuation_next} diff --git a/tex/context/base/mkiv/math-noa.lua b/tex/context/base/mkiv/math-noa.lua index 878b1e9a1..d3409e01b 100644 --- a/tex/context/base/mkiv/math-noa.lua +++ b/tex/context/base/mkiv/math-noa.lua @@ -170,9 +170,6 @@ local math_style = nodecodes.style -- attr style local math_choice = nodecodes.choice -- attr display text script scriptscript local math_fence = nodecodes.fence -- attr subtype -local hlist_code = nodecodes.hlist -local glyph_code = nodecodes.glyph - local left_fence_code = fencecodes.left local middle_fence_code = fencecodes.middle local right_fence_code = fencecodes.right @@ -198,8 +195,8 @@ local function process(start,what,n,parent) report_processing("%w%S, class %a",n*2,nutstring(start),noadcodes[getsubtype(start)]) elseif id == math_char then local char = getchar(start) + local font = getfont(start) local fam = getfield(start,"fam") - local font = font_of_family(fam) report_processing("%w%S, family %a, font %a, char %a, shape %c",n*2,nutstring(start),fam,font,char,char) else report_processing("%w%S",n*2,nutstring(start)) @@ -531,8 +528,6 @@ do local function checked(pointer) local char = getchar(pointer) - -- local fam = getfield(pointer,"fam") - -- local font = font_of_family(fam) local font = getfont(pointer) local data = fontcharacters[font] if not data[char] then @@ -556,8 +551,6 @@ do local g = getattr(pointer,a_mathgreek) or 0 local a = getattr(pointer,a_mathalphabet) or 0 local char = getchar(pointer) - -- local fam = getfield(pointer,"fam") - -- local font = font_of_family(fam) local font = getfont(pointer) local characters = fontcharacters[font] if a > 0 or g > 0 then @@ -648,8 +641,6 @@ processors.render[math_char] = function(pointer) if renderset then local newchar = renderset[char] if newchar then - -- local fam = getfield(pointer,"fam") - -- local font = font_of_family(fam) local font = getfont(pointer) local characters = fontcharacters[font] if characters and characters[newchar] then @@ -1110,7 +1101,6 @@ alternate[math_char] = function(pointer) local a = getattr(pointer,a_mathalternate) if a and a > 0 then setattr(pointer,a_mathalternate,0) - -- local tfmdata = fontdata[font_of_family(getfield(pointer,"fam"))] local tfmdata = fontdata[getfont(pointer)] local resources = tfmdata.resources -- was tfmdata.shared if resources then @@ -1239,7 +1229,6 @@ italics[math_char] = function(pointer,what,n,parent) local method = getattr(pointer,a_mathitalics) if method and method > 0 and method < 100 then local char = getchar(pointer) - -- local font = font_of_family(getfield(pointer,"fam")) -- todo: table local font = getfont(pointer) local correction, visual = getcorrection(method,font,char) if correction and correction ~= 0 then @@ -1357,7 +1346,7 @@ local validpair = { } local function movesubscript(parent,current_nucleus,current_char) - local prev = getfield(parent,"prev") + local prev = getprev(parent) if prev and getid(prev) == math_noad then if not getfield(prev,"sup") and not getfield(prev,"sub") then -- {f} {'}_n => f_n^' @@ -1407,8 +1396,6 @@ local function collapsepair(pointer,what,n,parent,nested) -- todo: switch to tur if getid(next_nucleus) == math_char then local newchar = mathpair[next_char] if newchar then - -- local fam = getfield(current_nucleus,"fam") - -- local id = font_of_family(fam) local id = getfont(current_nucleus) local characters = fontcharacters[id] if characters and characters[newchar] then @@ -1487,7 +1474,6 @@ variants[math_char] = function(pointer,what,n,parent) -- also set export value local nucleus = getfield(next,"nucleus") if nucleus and getid(nucleus) == math_char and getchar(nucleus) == selector then local variant - -- local tfmdata = fontdata[font_of_family(getfield(pointer,"fam"))] -- we can also have a famdata local tfmdata = fontdata[getfont(pointer)] local mathvariants = tfmdata.resources.variants -- and variantdata if mathvariants then diff --git a/tex/context/base/mkiv/mult-def.lua b/tex/context/base/mkiv/mult-def.lua index 7a6268876..47f6518c4 100644 --- a/tex/context/base/mkiv/mult-def.lua +++ b/tex/context/base/mkiv/mult-def.lua @@ -10134,6 +10134,9 @@ return { ["rightwords"]={ ["en"]="rightwords", }, + ["rightchars"]={ + ["en"]="rightchars", + }, ["roffset"]={ ["en"]="roffset", }, diff --git a/tex/context/base/mkiv/mult-low.lua b/tex/context/base/mkiv/mult-low.lua index 9bf001352..bea7d6fee 100644 --- a/tex/context/base/mkiv/mult-low.lua +++ b/tex/context/base/mkiv/mult-low.lua @@ -338,6 +338,7 @@ return { "offinterlineskip", "oninterlineskip", "nointerlineskip", -- "strut", "halfstrut", "quarterstrut", "depthstrut", "setstrut", "strutbox", "strutht", "strutdp", "strutwd", "struthtdp", "begstrut", "endstrut", "lineheight", + "leftboundary", "rightboundary", "signalcharacter", -- "ordordspacing", "ordopspacing", "ordbinspacing", "ordrelspacing", "ordopenspacing", "ordclosespacing", "ordpunctspacing", "ordinnerspacing", diff --git a/tex/context/base/mkiv/mult-prm.lua b/tex/context/base/mkiv/mult-prm.lua index 931ffb007..4ecc006d0 100644 --- a/tex/context/base/mkiv/mult-prm.lua +++ b/tex/context/base/mkiv/mult-prm.lua @@ -420,6 +420,7 @@ return { "pdfinclusionerrorlevel", "pdfignoreunknownimages", "pdfinfo", + "pdfinfoid", "pdfinsertht", "pdflastannot", "pdflastlinedepth", @@ -471,6 +472,8 @@ return { "pdftexbanner", "pdftexrevision", "pdftexversion", + "pdfsuppressptexinfo", + "pdfsuppressoptionalinfo", "pdfthread", "pdfthreadmargin", "pdftracingfonts", @@ -1041,6 +1044,7 @@ return { "pdfinclusionerrorlevel", "pdfignoreunknownimages", "pdfinfo", + "pdfinfoid", "pdfinsertht", "pdflastannot", "pdflastlinedepth", @@ -1092,6 +1096,8 @@ return { "pdftexbanner", "pdftexrevision", "pdftexversion", + "pdfsuppressptexinfo", + "pdfsuppressoptionalinfo", "pdfthread", "pdfthreadmargin", "pdftracingfonts", diff --git a/tex/context/base/mkiv/node-fnt.lua b/tex/context/base/mkiv/node-fnt.lua index 5e6d8f3d3..76273cfd6 100644 --- a/tex/context/base/mkiv/node-fnt.lua +++ b/tex/context/base/mkiv/node-fnt.lua @@ -44,6 +44,7 @@ local getid = nuts.getid local getfont = nuts.getfont local getsubtype = nuts.getsubtype local getchar = nuts.getchar +local getdisc = nuts.getdisc local getnext = nuts.getnext local getprev = nuts.getprev local getfield = nuts.getfield @@ -52,6 +53,9 @@ local setchar = nuts.setchar local setlink = nuts.setlink local setfield = nuts.setfield +local isglyph = nuts.isglyph -- unchecked +local ischar = nuts.ischar -- checked + local traverse_id = nuts.traverse_id local traverse_char = nuts.traverse_char local delete_node = nuts.delete @@ -174,11 +178,11 @@ function handlers.characters(head) report_fonts() local n = tonut(head) while n do - local id = getid(n) - if id == glyph_code then + local char, id = isglyph(n) + if char then local font = getfont(n) local attr = getattr(n,0) or 0 - report_fonts("font %03i, dynamic %03i, glyph %C",font,attr,getchar(n)) + report_fonts("font %03i, dynamic %03i, glyph %C",font,attr,char) elseif id == disc_code then report_fonts("[disc] %s",nodes.listtoutf(n,true,false,n)) else @@ -244,8 +248,8 @@ function handlers.characters(head) local hash = variants[char] if hash then local p = getprev(n) - if p and getid(p) == glyph_code then - local char = getchar(p) + if p then + local char = ischar(p) -- checked local variant = hash[char] if variant then if trace_variants then @@ -285,8 +289,8 @@ function handlers.characters(head) -- local prevattr = 0 for d in traverse_id(disc_code,nuthead) do - -- we could use first_glyph - local r = getfield(d,"replace") -- good enough + -- we could use first_glyph, only doing replace is good enough + local _, _, r = getdisc(d) if r then for n in traverse_char(r) do local font = getfont(n) @@ -414,18 +418,18 @@ function handlers.characters(head) end else -- multiple fonts - local front = nuthead == start for i=1,b do local range = basefonts[i] local start = range[1] local stop = range[2] - if (start or stop) and (start ~= stop) then + if start then + local front = nuthead == start local prev, next if stop then next = getnext(stop) start, stop = ligaturing(start,stop) start, stop = kerning(start,stop) - elseif start then -- safeguard + else prev = getprev(start) start = ligaturing(start) start = kerning(start) @@ -436,18 +440,10 @@ function handlers.characters(head) if next then setlink(stop,next) end - if front then - nuthead = start - front = nil -- we assume a proper sequence + if front and nuthead ~= start then + head = tonode(nuthead) end end - if front then - -- shouldn't happen - nuthead = start - end - end - if front then - head = tonode(nuthead) end end stoptiming(nodes) @@ -457,198 +453,6 @@ function handlers.characters(head) return head, true end --- local formatters = string.formatters - --- local function make(processors,font,attribute) --- _G.__temp = processors --- local t = { } --- for i=1,#processors do --- if processors[i] then --- t[#t+1] = formatters["local p_%s = _G.__temp[%s]"](i,i) --- end --- end --- t[#t+1] = "return function(head,done)" --- if #processors == 1 then --- t[#t+1] = formatters["return p_%s(head,%s,%s)"](1,font,attribute or 0) --- else --- for i=1,#processors do --- if processors[i] then --- t[#t+1] = formatters["local h,d=p_%s(head,%s,%s) if d then head=h or head done=true end"](i,font,attribute or 0) --- end --- end --- t[#t+1] = "return head, done" --- end --- t[#t+1] = "end" --- t = concat(t,"\n") --- t = load(t)(processors) --- _G.__temp = nil --- return t --- end - --- setmetatableindex(fontprocesses, function(t,font) --- local tfmdata = fontdata[font] --- local shared = tfmdata.shared -- we need to check shared, only when same features --- local processes = shared and shared.processes --- if processes and #processes > 0 then --- processes = make(processes,font,0) --- t[font] = processes --- return processes --- else --- t[font] = false --- return false --- end --- end) - --- setmetatableindex(setfontdynamics, function(t,font) --- local tfmdata = fontdata[font] --- local shared = tfmdata.shared --- local f = shared and shared.dynamics and otf.setdynamics or false --- if f then --- local v = { } --- t[font] = v --- setmetatableindex(v,function(t,k) --- local v = f(font,k) --- v = make(v,font,k) --- t[k] = v --- return v --- end) --- return v --- else --- t[font] = false --- return false --- end --- end) --- --- -- TODO: basepasses! --- --- function handlers.characters(head) --- -- either next or not, but definitely no already processed list --- starttiming(nodes) --- local usedfonts, attrfonts --- local a, u, prevfont, prevattr, done = 0, 0, nil, 0, false --- if trace_fontrun then --- run = run + 1 --- report_fonts() --- report_fonts("checking node list, run %s",run) --- report_fonts() --- local n = head --- while n do --- local id = n.id --- if id == glyph_code then --- local font = n.font --- local attr = n[0] or 0 --- report_fonts("font %03i, dynamic %03i, glyph %s",font,attr,utf.char(n.char)) --- else --- report_fonts("[%s]",nodecodes[n.id]) --- end --- n = n.next --- end --- end --- for n in traverse_id(glyph_code,head) do --- -- if n.subtype<256 then -- all are 1 --- local font = n.font --- local attr = n[0] or 0 -- zero attribute is reserved for fonts in context --- if font ~= prevfont or attr ~= prevattr then --- if attr > 0 then --- if not attrfonts then --- attrfonts = { --- [font] = { --- [attr] = setfontdynamics[font][attr] --- } --- } --- a = 1 --- else --- local used = attrfonts[font] --- if not used then --- attrfonts[font] = { --- [attr] = setfontdynamics[font][attr] --- } --- a = a + 1 --- elseif not used[attr] then --- used[attr] = setfontdynamics[font][attr] --- a = a + 1 --- end --- end --- else --- if not usedfonts then --- local fp = fontprocesses[font] --- if fp then --- usedfonts = { --- [font] = fp --- } --- u = 1 --- end --- else --- local used = usedfonts[font] --- if not used then --- local fp = fontprocesses[font] --- if fp then --- usedfonts[font] = fp --- u = u + 1 --- end --- end --- end --- end --- prevfont = font --- prevattr = attr --- variants = fontvariants[font] --- end --- if variants then --- local char = getchar(n) --- if char >= 0xFE00 and (char <= 0xFE0F or (char >= 0xE0100 and char <= 0xE01EF)) then --- local hash = variants[char] --- if hash then --- local p = getprev(n) --- if p and getid(p) == glyph_code then --- local variant = hash[getchar(p)] --- if variant then --- setchar(p,variant) --- delete_node(nuthead,n) --- end --- end --- end --- end --- end --- end --- -- end --- end --- if trace_fontrun then --- report_fonts() --- report_fonts("statics : %s",(u > 0 and concat(keys(usedfonts)," ")) or "none") --- report_fonts("dynamics: %s",(a > 0 and concat(keys(attrfonts)," ")) or "none") --- report_fonts() --- end --- if not usedfonts then --- -- skip --- elseif u == 1 then --- local font, processors = next(usedfonts) --- head, done = processors(head,done) --- else --- for font, processors in next, usedfonts do --- head, done = processors(head,done) --- end --- end --- if not attrfonts then --- -- skip --- elseif a == 1 then --- local font, dynamics = next(attrfonts) --- for attribute, processors in next, dynamics do --- head, done = processors(head,done) --- end --- else --- for font, dynamics in next, attrfonts do --- for attribute, processors in next, dynamics do --- head, done = processors(head,done) --- end --- end --- end --- stoptiming(nodes) --- if trace_characters then --- nodes.report(head,done) --- end --- return head, true --- end - local d_protect_glyphs = nuts.protect_glyphs local d_unprotect_glyphs = nuts.unprotect_glyphs diff --git a/tex/context/base/mkiv/node-ini.lua b/tex/context/base/mkiv/node-ini.lua index 9a8337e4e..f311bb811 100644 --- a/tex/context/base/mkiv/node-ini.lua +++ b/tex/context/base/mkiv/node-ini.lua @@ -53,6 +53,10 @@ into the engine, but this is a not so natural extension.

also ignore the empty nodes. [This is obsolete!]

--ldx]]-- +-- local gf = node.direct.getfield +-- local n = table.setmetatableindex("number") +-- function node.direct.getfield(a,b) n[b] = n[b] + 1 print(b,n[b]) return gf(a,b) end + nodes = nodes or { } local nodes = nodes nodes.handlers = nodes.handlers or { } diff --git a/tex/context/base/mkiv/node-ltp.lua b/tex/context/base/mkiv/node-ltp.lua index 5b5cc5c08..95efbcb9c 100644 --- a/tex/context/base/mkiv/node-ltp.lua +++ b/tex/context/base/mkiv/node-ltp.lua @@ -203,9 +203,12 @@ local getboth = nuts.getboth local getlist = nuts.getlist local getfont = nuts.getfont local getchar = nuts.getchar +local getdisc = nuts.getdisc local getattr = nuts.getattr local getdisc = nuts.getdisc +local isglyph = nuts.isglyph + local setfield = nuts.setfield local setlink = nuts.setlink local setlist = nuts.setlist @@ -486,20 +489,23 @@ end) local function kern_stretch_shrink(p,d) local left = getprev(p) - if left and getid(left) == glyph_code then -- how about disc nodes? - local data = expansions[getfont(left)][getchar(left)] - if data then - local stretch = data.stretch - local shrink = data.shrink - if stretch ~= 0 then - -- stretch = data.factor * (d * stretch - d) - stretch = data.factor * d * (stretch - 1) - end - if shrink ~= 0 then - -- shrink = data.factor * (d * shrink - d) - shrink = data.factor * d * (shrink - 1) + if left then + local char = isglyph(left) + if char then + local data = expansions[getfont(left)][char] + if data then + local stretch = data.stretch + local shrink = data.shrink + if stretch ~= 0 then + -- stretch = data.factor * (d * stretch - d) + stretch = data.factor * d * (stretch - 1) + end + if shrink ~= 0 then + -- shrink = data.factor * (d * shrink - d) + shrink = data.factor * d * (shrink - 1) + end + return stretch, shrink end - return stretch, shrink end end return 0, 0 @@ -694,8 +700,8 @@ local function add_to_width(line_break_dir,checked_expansion,s) -- split into tw local adjust_stretch = 0 local adjust_shrink = 0 while s do - local id = getid(s) - if id == glyph_code then + local char, id = isglyph(s) + if char then if is_rotated[line_break_dir] then -- can be shared size = size + getfield(s,"height") + getfield(s,"depth") else @@ -704,7 +710,7 @@ local function add_to_width(line_break_dir,checked_expansion,s) -- split into tw if checked_expansion then local data = checked_expansion[getfont(s)] if data then - data = data[getchar(s)] + data = data[char] if data then adjust_stretch = adjust_stretch + data.glyphstretch adjust_shrink = adjust_shrink + data.glyphshrink @@ -1200,7 +1206,7 @@ local function post_line_break(par) local prevlast = getprev(lastnode) local nextlast = getnext(lastnode) local subtype = getsubtype(lastnode) - local pre, post, replace = getdisc(lastnode) + local pre, post, replace, pretail, posttail, replacetail = getdisc(lastnode) if subtype == second_disc_code then if not (getid(prevlast) == disc_code and getsubtype(prevlast) == first_disc_code) then report_parbuilders('unsupported disc at location %a',3) @@ -1210,12 +1216,11 @@ local function post_line_break(par) pre = nil -- signal end if replace then - local n = find_tail(replace) setlink(prevlast,replace) - setlink(n,lastnode) + setlink(replacetail,lastnode) replace = nil -- signal end - setdisc(pre,post,replace) + setdisc(lastnode,pre,post,replace) local pre, post, replace = getdisc(prevlast) if pre then flush_nodelist(pre) @@ -1234,20 +1239,18 @@ local function post_line_break(par) end setsubtype(nextlast,regular_disc_code) setfield(nextlast,"replace",post) - setfield(lastnode,"post") + setfield(lastnode,"post") -- nil end if replace then flush_nodelist(replace) end if pre then - local n = find_tail(pre) setlink(prevlast,pre) - setlink(n,lastnode) + setlink(pretail,lastnode) end if post then - local n = find_tail(post) setlink(lastnode,post) - setlink(n,nextlast) + setlink(posttail,nextlast) post_disc_break = true end setdisc(lastnode) -- nil, nil, nil @@ -1882,8 +1885,13 @@ local function try_break(pi, break_type, par, first_p, current, checked_expansio local b = r.break_node local l = b and b.cur_break or first_p local o = current and getprev(current) - if current and getid(current) == disc_code and getfield(current,"pre") then - o = find_tail(getfield(current,"pre")) + if current and getid(current) == disc_code then + local pre, _, _, pretail = getdisc(current) + if pre then + o = pretail + else + o = find_protchar_right(l,o) + end else o = find_protchar_right(l,o) end @@ -2176,8 +2184,8 @@ function constructors.methods.basic(head,d) trialcount = 0 while current and p_active ~= n_active do - local id = getid(current) - if id == glyph_code then + local char, id = isglyph(current) + if char then if is_rotated[par.line_break_dir] then active_width.size = active_width.size + getfield(current,"height") + getfield(current,"depth") else @@ -2185,14 +2193,14 @@ function constructors.methods.basic(head,d) end if checked_expansion then local currentfont = getfont(current) - local data= checked_expansion[currentfont] + local data = checked_expansion[currentfont] if data then if currentfont ~= lastfont then fontexps = checked_expansion[currentfont] -- a bit redundant for the par line packer lastfont = currentfont end if fontexps then - local expansion = fontexps[getchar(current)] + local expansion = fontexps[char] if expansion then active_width.adjust_stretch = active_width.adjust_stretch + expansion.glyphstretch active_width.adjust_shrink = active_width.adjust_shrink + expansion.glyphshrink @@ -2238,7 +2246,7 @@ function constructors.methods.basic(head,d) -- 0.81 : -- local actual_pen = getfield(current,"penalty") -- - local pre = getfield(current,"pre") + local pre, post, replace = getdisc(current) if not pre then -- trivial pre-break disc_width.size = 0 if checked_expansion then @@ -2297,7 +2305,6 @@ function constructors.methods.basic(head,d) end end end - local replace = getfield(current,"replace") if replace then local size, adjust_stretch, adjust_shrink = add_to_width(line_break_dir,checked_expansion,replace) active_width.size = active_width.size + size @@ -2453,8 +2460,8 @@ local verbose = false -- true local function short_display(target,a,font_in_short_display) while a do - local id = getid(a) - if id == glyph_code then + local char, id = isglyph(a) + if char then local font = getfont(a) if font ~= font_in_short_display then write(target,tex.fontidentifier(font) .. ' ') @@ -2463,11 +2470,12 @@ local function short_display(target,a,font_in_short_display) if getsubtype(a) == ligature_code then font_in_short_display = short_display(target,getfield(a,"components"),font_in_short_display) else - write(target,utfchar(getchar(a))) + write(target,utfchar(char)) end elseif id == disc_code then - font_in_short_display = short_display(target,getfield(a,"pre"),font_in_short_display) - font_in_short_display = short_display(target,getfield(a,"post"),font_in_short_display) + local pre, post, replace = getdisc(a) + font_in_short_display = short_display(target,pre,font_in_short_display) + font_in_short_display = short_display(target,post,font_in_short_display) elseif verbose then write(target,format("[%s]",nodecodes[id])) elseif id == rule_code then @@ -2822,8 +2830,8 @@ local function hpack(head,width,method,direction,firstline,line) -- fast version local function process(current) -- called nested in disc replace while current do - local id = getid(current) - if id == glyph_code then + local char, id = isglyph(current) + if char then if cal_expand_ratio then local currentfont = getfont(current) if currentfont ~= lastfont then @@ -2831,7 +2839,7 @@ local function hpack(head,width,method,direction,firstline,line) -- fast version lastfont = currentfont end if fontexps then - local expansion = fontexps[getchar(current)] + local expansion = fontexps[char] if expansion then font_stretch = font_stretch + expansion.glyphstretch font_shrink = font_shrink + expansion.glyphshrink @@ -3004,15 +3012,16 @@ local function hpack(head,width,method,direction,firstline,line) -- fast version local fontexps, lastfont for i=1,expansion_index do - local g = expansion_stack[i] - local e - if getid(g) == glyph_code then + local g = expansion_stack[i] + local e = 0 + local char = isglyph(g) + if char then local currentfont = getfont(g) if currentfont ~= lastfont then fontexps = expansions[currentfont] lastfont = currentfont end - local data = fontexps[getchar(g)] + local data = fontexps[char] if trace_expansion then setnodecolor(g,"hz:positive") end @@ -3060,15 +3069,16 @@ local function hpack(head,width,method,direction,firstline,line) -- fast version local fontexps, lastfont for i=1,expansion_index do - local g = expansion_stack[i] - local e - if getid(g) == glyph_code then + local g = expansion_stack[i] + local e = 0 + local char = isglyph(g) + if char then local currentfont = getfont(g) if currentfont ~= lastfont then fontexps = expansions[currentfont] lastfont = currentfont end - local data = fontexps[getchar(g)] + local data = fontexps[char] if trace_expansion then setnodecolor(g,"hz:negative") end diff --git a/tex/context/base/mkiv/node-met.lua b/tex/context/base/mkiv/node-met.lua index 5c6e18bd3..a5ad15c80 100644 --- a/tex/context/base/mkiv/node-met.lua +++ b/tex/context/base/mkiv/node-met.lua @@ -127,32 +127,70 @@ nodes.tonut = function(n) return n end local getfield = node.getfield local setfield = node.setfield -local getattr = node.get_attribute or node.has_attribute or getfield +local getattr = node.get_attribute local setattr = setfield -local getnext = node.getnext or function(n) return getfield(n,"next") end -local getprev = node.getprev or function(n) return getfield(n,"prev") end -local getid = node.getid or function(n) return getfield(n,"id") end -local getchar = node.getchar or function(n) return getfield(n,"char") end -local getfont = node.getfont or function(n) return getfield(n,"font") end -local getsubtype = node.getsubtype or function(n) return getfield(n,"subtype") end -local getlist = node.getlist or function(n) return getfield(n,"list") end -local getleader = node.getleader or function(n) return getfield(n,"leader") end - -nodes.getfield = getfield -nodes.getattr = getattr - -nodes.setfield = setfield -nodes.setattr = setattr - -nodes.getnext = getnext -nodes.getprev = getprev -nodes.getid = getid -nodes.getchar = getchar -nodes.getfont = getfont -nodes.getsubtype = getsubtype -nodes.getlist = getlist -nodes.getleader = getleader +local n_getid = node.getid +local n_getlist = node.getlist +local n_getnext = node.getnext +local n_getprev = node.getprev +local n_getchar = node.getchar +local n_getfont = node.getfont +local n_getsubtype = node.getsubtype +local n_setfield = node.setfield +local n_getfield = node.getfield +local n_setattr = node.setattr +local n_getattr = node.getattr +local n_getdisc = node.getdisc +local n_getleader = node.getleader + +local n_setnext = node.setnext or + function(c,next) + setfield(c,"next",n) + end +local n_setprev = node.setprev or + function(c,prev) + setfield(c,"prev",p) + end +local n_setlink = node.setlink or + function(c1,c2) + if c1 then setfield(c1,"next",c2) end + if c2 then setfield(c2,"prev",c1) end + end +local n_setboth = node.setboth or + function(c,p,n) + setfield(c,"prev",p) + setfield(c,"next",n) + end + +node.setnext = n_setnext +node.setprev = n_setprev +node.setlink = n_setlink +node.setboth = n_setboth + +nodes.getfield = n_getfield +nodes.setfield = n_setfield +nodes.getattr = n_getattr +nodes.setattr = n_setattr + +nodes.getnext = n_getnext +nodes.getprev = n_getprev +nodes.getid = n_getid +nodes.getchar = n_getchar +nodes.getfont = n_getfont +nodes.getsubtype = n_getsubtype +nodes.getlist = n_getlist +nodes.getleader = n_getleader +nodes.getdisc = n_getdisc +-----.getpre = node.getpre or function(n) local h, _, _, t = n_getdisc(n,true) return h, t end +-----.getpost = node.getpost or function(n) local _, h, _, _, t = n_getdisc(n,true) return h, t end +-----.getreplace = node.getreplace or function(n) local _, _, h, _, _, t = n_getdisc(n,true) return h, t end + +nodes.is_char = node.is_char +nodes.ischar = node.is_char + +nodes.is_glyph = node.is_glyph +nodes.isglyph = node.is_glyph nodes.getbox = node.getbox or tex.getbox nodes.setbox = node.setbox or tex.setbox @@ -160,12 +198,6 @@ nodes.getskip = node.getskip or tex.get local n_new_node = nodes.new local n_free_node = nodes.free -local n_setfield = nodes.setfield -local n_getfield = nodes.getfield -local n_getnext = nodes.getnext -local n_getprev = nodes.getprev -local n_getid = nodes.getid -local n_getlist = nodes.getlist local n_copy_node = nodes.copy local n_copy_list = nodes.copy_list local n_find_tail = nodes.tail @@ -184,8 +216,7 @@ local function remove(head,current,free_too) n_free_node(t) t = nil else - n_setfield(t,"next",nil) - n_setfield(t,"prev",nil) + n_setboth(t) end return head, current, t end @@ -210,12 +241,10 @@ function nodes.replace(head,current,new) -- no head returned if false local prev = n_getprev(current) local next = n_getnext(current) if next then - n_setfield(new,"next",next) - n_setfield(next,"prev",new) + n_setlink(new,next) end if prev then - n_setfield(new,"prev",prev) - n_setfield(prev,"next",new) + n_setlink(prev,new) end if head then if head == current then @@ -270,8 +299,7 @@ function nodes.linked(...) local next = select(i,...) if next then if head then - n_setfield(last,"next",next) - n_setfield(next,"prev",last) + n_setlink(last,next) else head = next end @@ -287,8 +315,7 @@ function nodes.concat(list) -- consider tail instead of slide local li = list[i] if li then if head then - n_setfield(tail,"next",li) - n_setfield(li,"prev",tail) + n_setlink(tail,li) else head = li end @@ -431,8 +458,7 @@ metatable.__concat = function(n1,n2) -- todo: accept nut on one end return n2 -- or n2 * 2 else local tail = n_find_tail(n1) - n_setfield(tail,"next",n2) - n_setfield(n2,"prev",tail) + n_setlink(tail,n2) return n1 end end @@ -449,26 +475,22 @@ metatable.__mul = function(n,multiplier) local h = n_copy_list(n) if head then local t = n_find_tail(h) - n_setfield(t,"next",head) - n_setfield(head,"prev",t) + n_setlink(t,head) end head = h end local t = n_find_tail(n) - n_setfield(t,"next",head) - n_setfield(head,"prev",t) + n_setlink(t,head) else local head for i=2,multiplier do local c = n_copy_node(n) if head then - n_setfield(c,"next",head) - n_setfield(head,"prev",c) + n_setlink(c,head) end head = c end - n_setfield(n,"next",head) - n_setfield(head,"prev",n) + n_setlink(n,head) end return n end @@ -477,7 +499,7 @@ metatable.__sub = function(first,second) if type(second) == "number" then local tail = n_find_tail(first) for i=1,second do - local prev = n_getfield(tail,"prev") + local prev = n_getprev(tail) n_free_node(tail) -- can become flushlist/flushnode if prev then tail = prev @@ -486,7 +508,7 @@ metatable.__sub = function(first,second) end end if tail then - n_setfield(tail,"next",nil) + n_setnext(tail) return first else return nil @@ -497,15 +519,12 @@ metatable.__sub = function(first,second) local prev = n_getprev(firsttail) if prev then local secondtail = n_find_tail(second) - n_setfield(secondtail,"next",firsttail) - n_setfield(firsttail,"prev",ltail) - n_setfield(prev,"next",second) - n_setfield(second,"prev",prev) + n_setlink(secondtail,firsttail) + n_setlink(prev,second) return first else local secondtail = n_find_tail(second) - n_setfield(secondtail,"next",first) - n_setfield(first,"prev",ltail) + n_setlink(secondtail,first) return second end end @@ -524,7 +543,7 @@ metatable.__add = function(first,second) end end if head then - n_setfield(head,"prev",nil) + n_setprev(head) return head else return nil @@ -534,13 +553,10 @@ metatable.__add = function(first,second) local next = n_getnext(first) if next then local secondtail = n_find_tail(second) - n_setfield(first,"next",second) - n_setfield(second,"prev",first) - n_setfield(secondtail,"next",next) - n_setfield(next,"prev",secondtail) + n_setlink(first,second) + n_setlink(secondtail,next) else - n_setfield(first,"next",second) - n_setfield(second,"prev",first) + n_setlink(first,second) end return first end @@ -562,7 +578,7 @@ end metatable.__pow = function(n,multiplier) local tail = n local head = nil - if getnext(n) then + if n_getnext(n) then if multiplier == 1 then head = n_copy_list(n) else @@ -570,8 +586,7 @@ metatable.__pow = function(n,multiplier) local h = n_copy_list(n) if head then local t = n_find_tail(h) - n_setfield(t,"next",head) - n_setfield(head,"prev",t) + n_setlink(t,head) end head = h end @@ -583,8 +598,7 @@ metatable.__pow = function(n,multiplier) for i=2,multiplier do local c = n_copy_node(n) if head then - n_setfield(head,"next",c) - n_setfield(c,"prev",head) + n_setlink(head,c) end head = c end @@ -600,13 +614,12 @@ metatable.__unm = function(head) local current = n_getnext(head) while current do local next = n_getnext(current) - n_setfield(first,"prev",current) - n_setfield(current,"next",first) + n_setlink(current,first) first = current current = next end - n_setfield(first,"prev",nil) - n_setfield(last,"next",nil) + n_setprev(first) + n_setnext(last) return first end diff --git a/tex/context/base/mkiv/node-nut.lua b/tex/context/base/mkiv/node-nut.lua index d82a21443..200cbce5b 100644 --- a/tex/context/base/mkiv/node-nut.lua +++ b/tex/context/base/mkiv/node-nut.lua @@ -142,9 +142,7 @@ nuts.getleader = direct.getleader -- end -- end --- track("getsubtype") - --- local dgf = direct.getfield function nuts.getlist(n) return dgf(n,"list") end +-- track("getfield") -- setters @@ -268,7 +266,20 @@ if not direct.setlist then end +-- if not direct.getpre then +-- +-- local getfield = nuts.getfield +-- +-- function direct.getpre (n) local h, _, _, t = getdisc(n,true) return h, t end +-- function direct.getpost (n) local _, h, _, _, t = getdisc(n,true) return h, t end +-- function direct.getreplace(n) local _, _, h, _, _, t = getdisc(n,true) return h, t end +-- +-- end + nuts.getdisc = direct.getdisc +----.getpre = direct.getpre +----.getpost = direct.getpost +----.getreplace = direct.getreplace nuts.setdisc = direct.setdisc nuts.setchar = direct.setchar nuts.setnext = direct.setnext @@ -279,7 +290,50 @@ nuts.setlink = direct.setlink nuts.setlist = direct.setlist nuts.setleader = direct.setleader nuts.setsubtype = direct.setsubtype + +if not direct.is_glyph then + + local getchar = direct.getchar + local getid = direct.getid + local getfont = direct.getfont + local getsubtype = direct.getsubtype + + local glyph_code = nodes.nodecodes.glyph + + function direct.is_glyph(n,f) + local id = getid(n) + if id == glyph_code then + if f and getfont(n) == f then + return getchar(n) + else + return false + end + else + return nil, id + end + end + + function direct.is_char(n,f) + local id = getid(n) + if id == glyph_code then + if getsubtype(n) >= 256 then + return false + elseif f and getfont(n) == f then + return getchar(n) + else + return false + end + else + return nil, id + end + end + +end + nuts.is_char = direct.is_char +nuts.ischar = direct.is_char +nuts.is_glyph = direct.is_glyph +nuts.isglyph = direct.is_glyph local d_remove_node = direct.remove local d_free_node = direct.free diff --git a/tex/context/base/mkiv/node-pro.lua b/tex/context/base/mkiv/node-pro.lua index d6a8e9fe3..36670eed2 100644 --- a/tex/context/base/mkiv/node-pro.lua +++ b/tex/context/base/mkiv/node-pro.lua @@ -35,8 +35,7 @@ local actions = tasks.actions("processors") do local tonut = nuts.tonut - local getid = nuts.getid - local getchar = nuts.getchar + local isglyph = nuts.isglyph local getnext = nuts.getnext local n = 0 @@ -45,9 +44,9 @@ do local t, n, h = { }, 0, tonut(head) while h do n = n + 1 - local id = getid(h) - if id == glyph_code then -- todo: disc etc - t[n] = utfchar(getchar(h)) + local char, id = isglyph(h) + if char then -- todo: disc etc + t[n] = utfchar(char) else t[n] = "[]" end diff --git a/tex/context/base/mkiv/node-rul.lua b/tex/context/base/mkiv/node-rul.lua index 6d6c5fd02..e0649e99b 100644 --- a/tex/context/base/mkiv/node-rul.lua +++ b/tex/context/base/mkiv/node-rul.lua @@ -30,7 +30,6 @@ local getattr = nuts.getattr local setattr = nuts.setattr local getfont = nuts.getfont local getsubtype = nuts.getsubtype -local getchar = nuts.getchar local getlist = nuts.getlist local setlist = nuts.setlist diff --git a/tex/context/base/mkiv/node-shp.lua b/tex/context/base/mkiv/node-shp.lua index 19b99b12c..4e4c88c03 100644 --- a/tex/context/base/mkiv/node-shp.lua +++ b/tex/context/base/mkiv/node-shp.lua @@ -40,7 +40,6 @@ local tonode = nuts.tonode local free_node = nuts.free local remove_node = nuts.remove local traverse_nodes = nuts.traverse -local find_tail = nuts.tail local getfield = nuts.getfield local setfield = nuts.setfield @@ -48,8 +47,9 @@ local setsetlink = nuts.setlink local setsetprev = nuts.setprev local setsetnext = nuts.setnext local getid = nuts.getid +local getdisc = nuts.getdisc +local getboth = nuts.getboth local getnext = nuts.getnext -local getprev = nuts.getprev local getlist = nuts.getlist local getsubtype = nuts.getsubtype @@ -78,11 +78,9 @@ local function cleanup_redundant(head) -- better name is: flatten_page local id = getid(start) if id == disc_code then if getsubtype(start) == fulldisc_code then - local replace = getfield(start,"replace") + local _, _, replace, _, _ tail = getdisc(start) if replace then - local prev = getprev(start) - local next = getnext(start) - local tail = find_tail(replace) + local prev, next = getboth(start) setfield(start,"replace",nil) if start == head then remove_node(head,start,true) diff --git a/tex/context/base/mkiv/node-tra.lua b/tex/context/base/mkiv/node-tra.lua index e68228fe8..eb1832947 100644 --- a/tex/context/base/mkiv/node-tra.lua +++ b/tex/context/base/mkiv/node-tra.lua @@ -46,8 +46,8 @@ local getchar = nuts.getchar local getsubtype = nuts.getsubtype local getlist = nuts.getlist local getdisc = nuts.getdisc - local setattr = nuts.setattr +local isglyph = nuts.isglyph local flush_list = nuts.flush_list local count_nodes = nuts.count @@ -129,9 +129,8 @@ local function tosequence(start,stop,compact) stop = stop and tonut(stop) local t = { } while start do - local id = getid(start) - if id == glyph_code then - local c = getchar(start) + local c, id = isglyph(start) + if c then if compact then local components = getfield(start,"components") if components then @@ -293,9 +292,8 @@ nodes.showsimplelist = function(h,depth) showsimplelist(h,depth,0) end local function listtoutf(h,joiner,textonly,last,nodisc) local w = { } while h do - local id = getid(h) - if id == glyph_code then -- always true - local c = getchar(h) + local c, id = isglyph(h) + if c then w[#w+1] = c >= 0 and utfchar(c) or formatters["<%i>"](c) if joiner then w[#w+1] = joiner diff --git a/tex/context/base/mkiv/publ-ini.mkiv b/tex/context/base/mkiv/publ-ini.mkiv index 782f73e0c..cf51b831a 100644 --- a/tex/context/base/mkiv/publ-ini.mkiv +++ b/tex/context/base/mkiv/publ-ini.mkiv @@ -1386,8 +1386,8 @@ \unexpanded\def\citation {\doifelsenextoptionalcs\btxlistcitation \btxdirectlistcite} \unexpanded\def\nocitation{\doifelsenextoptionalcs\btxhiddencitation\btxdirecthiddencite} -\let\citation \listcitation \let\cite \citation -\let\nocitation\nocitation \let\nocite\nocitation +\let\cite \citation +\let\nocite\nocitation \unexpanded\def\publ_entry_citation {\doifelsenextoptionalcs\btxlistcitation \btxdirectlistcite} \unexpanded\def\publ_entry_nocitation{\doifelsenextoptionalcs\btxhiddencitation\btxdirecthiddencite} diff --git a/tex/context/base/mkiv/scrp-cjk.lua b/tex/context/base/mkiv/scrp-cjk.lua index 1d8191008..77c58b18a 100644 --- a/tex/context/base/mkiv/scrp-cjk.lua +++ b/tex/context/base/mkiv/scrp-cjk.lua @@ -47,6 +47,8 @@ local skipcodes = nodes.skipcodes local glyph_code = nodecodes.glyph local glue_code = nodecodes.glue local userskip_code = skipcodes.userskip +local spaceskip_code = skipcodes.spaceskip +local xspaceskip_code = skipcodes.xspaceskip local a_scriptstatus = attributes.private('scriptstatus') local a_scriptinjection = attributes.private('scriptinjection') @@ -954,15 +956,19 @@ local function process(head,first,last) or pcjk == "half_width_close" or ncjk == "half_width_open" then -- extra compared to korean previous = "start" else -- if head ~= first then - if id == glue_code and getsubtype(first) == userskip_code then -- also scriptstatus check? - -- for the moment no distinction possible between space and userskip - local w = getfield(first,"width") - local s = spacedata[getfont(p)] - if w == s then -- could be option - if trace_details then - trace_detail_between(p,n,"space removed") + if id == glue_code then + -- also scriptstatus check? + local subtype = getsubtype(first) + if subtype == userskip_code or subtype == spaceskip_code or subtype == xspaceskip_code then + -- for the moment no distinction possible between space and userskip + local w = getfield(first,"width") + local s = spacedata[getfont(p)] + if w == s then -- could be option + if trace_details then + trace_detail_between(p,n,"space removed") + end + remove_node(head,first,true) end - remove_node(head,first,true) end end previous = pcjk diff --git a/tex/context/base/mkiv/scrp-eth.lua b/tex/context/base/mkiv/scrp-eth.lua index 8ecbce522..43cb2ff6a 100644 --- a/tex/context/base/mkiv/scrp-eth.lua +++ b/tex/context/base/mkiv/scrp-eth.lua @@ -13,7 +13,6 @@ local nuts = nodes.nuts local getnext = nuts.getnext local getfont = nuts.getfont -local getchar = nuts.getchar local getid = nuts.getid local getattr = nuts.getattr diff --git a/tex/context/base/mkiv/scrp-ini.lua b/tex/context/base/mkiv/scrp-ini.lua index 3c3517542..c35f99038 100644 --- a/tex/context/base/mkiv/scrp-ini.lua +++ b/tex/context/base/mkiv/scrp-ini.lua @@ -57,10 +57,12 @@ local getfont = nuts.getfont local getid = nuts.getid local getattr = nuts.getattr local setattr = nuts.setattr +local isglyph = nuts.isglyph local insert_node_after = nuts.insert_after local first_glyph = nuts.first_glyph local traverse_id = nuts.traverse_id +local traverse_char = nuts.traverse_char local nodepool = nuts.pool @@ -453,8 +455,8 @@ function scripts.injectors.handler(head) local last_a, normal_process, lastfont, originals = nil, nil, nil, nil local done, first, last, ok = false, nil, nil, false while start do - local id = getid(start) - if id == glyph_code then + local char, id = isglyph(start) + if char then local a = getattr(start,a_scriptinjection) if a then if a ~= last_a then @@ -478,21 +480,20 @@ function scripts.injectors.handler(head) end if normal_process then -- wrong: originals are indices ! - local f = getfont(start) - if f ~= lastfont then - originals = fontdata[f].resources + local font = getfont(start) + if font ~= lastfont then + originals = fontdata[font].resources if resources then originals = resources.originals else originals = nil -- can't happen end - lastfont = f + lastfont = font end - local c = getchar(start) if originals and type(originals) == "number" then - c = originals[c] or c + char = originals[char] or char end - local h = hash[c] + local h = hash[char] if h then setattr(start,a_scriptstatus,categorytonumber[h]) if not first then @@ -697,26 +698,55 @@ end) local categories = characters.categories or { } +-- local function hit(root,head) +-- local current = getnext(head) +-- local lastrun = false +-- local lastfinal = false +-- while current and getid(current) == glyph_code do +-- local char = getchar(current) +-- local newroot = root[char] +-- if newroot then +-- local final = newroot.final +-- if final then +-- lastrun = current +-- lastfinal = final +-- end +-- root = newroot +-- elseif categories[char] == "mn" then +-- -- continue +-- else +-- return lastrun, lastfinal +-- end +-- current = getnext(current) +-- end +-- if lastrun then +-- return lastrun, lastfinal +-- end +-- end + local function hit(root,head) local current = getnext(head) local lastrun = false local lastfinal = false - while current and getid(current) == glyph_code do - local char = getchar(current) - local newroot = root[char] - if newroot then - local final = newroot.final - if final then - lastrun = current - lastfinal = final + while current do + local char = isglyph(current) + if char then + local newroot = root[char] + if newroot then + local final = newroot.final + if final then + lastrun = current + lastfinal = final + end + root = newroot + elseif categories[char] == "mn" then + -- continue + else + return lastrun, lastfinal end - root = newroot - elseif categories[char] == "mn" then - -- continue else - return lastrun, lastfinal + break end - current = getnext(current) end if lastrun then return lastrun, lastfinal @@ -746,9 +776,11 @@ function splitters.handler(head) -- todo: also first_glyph test local last, final = hit(root,current) if last then local next = getnext(last) - if next and getid(next) == glyph_code then - local nextchar = getchar(next) - if tree[nextchar] then + if next then + local nextchar = isglyph(next) + if not nextchar then + -- we're done + elseif tree[nextchar] then if trace_splitdetail then if type(final) == "string" then report_splitting("advance %s processing between <%s> and <%c>","with",final,nextchar) @@ -886,11 +918,11 @@ setmetatableindex(cache_nop,function(t,k) local v = { } t[k] = v return v end) -- playing nice function autofontfeature.handler(head) - for n in traverse_id(glyph_code,tonut(head)) do + for n in traverse_char(tonut(head)) do -- if getattr(n,a_scriptinjection) then -- -- already tagged by script feature, maybe some day adapt -- else - local char = getchar(n) + local char = getchar(n) local script = otfscripts[char] if script then local dynamic = getattr(n,0) or 0 diff --git a/tex/context/base/mkiv/spac-ali.mkiv b/tex/context/base/mkiv/spac-ali.mkiv index e896b3910..e7d4137a0 100644 --- a/tex/context/base/mkiv/spac-ali.mkiv +++ b/tex/context/base/mkiv/spac-ali.mkiv @@ -288,6 +288,7 @@ \newconstant\c_spac_align_state_horizontal \newconstant\c_spac_align_state_broad +\newconstant\c_spac_align_state_par_fill \def\v_spac_align_fill_amount {\plusone fil} \def\v_spac_align_fill_amount_negative {\minusone fil} @@ -472,7 +473,8 @@ \spac_align_set_horizontal_centered_last_line \or \parfillskip\zeropoint - \fi} + \fi + \relax} % Page spacing: @@ -542,6 +544,7 @@ \c_spac_align_state_vertical \zerocount \c_spac_align_state_direction \zerocount % what is default ? \c_spac_align_state_page \zerocount + \c_spac_align_state_par_fill \zerocount \ifcsname\??aligncommand\m_spac_align_asked\endcsname \lastnamedcs \else @@ -555,6 +558,7 @@ \spac_align_flush_vertical \spac_align_flush_direction \spac_align_flush_page + \spac_align_flush_parfill }}% kept, nice for tracing \edef\raggedcommand {\the\t_spac_align_collected }% \edef\updateraggedskips{\spac_align_flush_horizontal}% @@ -631,7 +635,7 @@ \unexpanded\def\installalign#1#2% beware: commands must be unexpandable! {\ifcsname\??aligncommand#1\endcsname \else - \setvalue{\??aligncommand#1}{\t_spac_align_collected\expandafter{\the\t_spac_align_collected#2}}% + \setvalue{\??aligncommand#1}{\toksapp\t_spac_align_collected{#2}}% \fi} % beware, toks stuff and states are set at a differt time, so installalign is @@ -639,7 +643,7 @@ % % \setvalue{\??aligncommand whatever}% % {\c_spac_align_state_horizontal\plushundred -% \t_spac_align_collected\expandafter{\the\t_spac_align_collected .....}} +% \toksapp\t_spac_align_collected{.....}} % % this one could deal with both % @@ -648,7 +652,7 @@ % \setvalue{\??aligncommand#1}% % {\spac_align_set_horizontal_none % \c_spac_align_state_horizontal\plushundred % don't set -% \t_spac_align_collected\expandafter{\the\t_spac_align_collected#2}}% +% \toksapp\t_spac_align_collected{#2}}% % \fi} % % \installalignoption @@ -665,7 +669,7 @@ \setvalue{\??aligncommand\v!height }{\c_spac_align_state_page \plustwo } \setvalue{\??aligncommand\v!line }{\c_spac_align_state_page \plusthree % this will become another keyword (undocumented anyway) - \t_spac_align_collected\expandafter{\the\t_spac_align_collected\settrue\raggedonelinerstate}} + \toksapp\t_spac_align_collected{\settrue\raggedonelinerstate}} \setvalue{\??aligncommand\v!high }{\c_spac_align_state_vertical \plusthree} \setvalue{\??aligncommand\v!low }{\c_spac_align_state_vertical \plustwo } @@ -702,23 +706,42 @@ \c_spac_align_state_broad \plusone \c_spac_align_state_horizontal\plustwo } -\setvalue{\??aligncommand\v!lesshyphenation}{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\lesshyphens}} -\setvalue{\??aligncommand\v!morehyphenation}{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\morehyphens}} - -\setvalue{\??aligncommand\v!hanging }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\font_protruding_enable }} -\setvalue{\??aligncommand\v!nothanging }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\font_protruding_disable}} -\setvalue{\??aligncommand\v!hz }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\font_expansion_enable }} -\setvalue{\??aligncommand\v!fullhz }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\font_expansion_enable_k}} -\setvalue{\??aligncommand\v!nohz }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\font_expansion_disable }} -%setvalue{\??aligncommand\v!spacing }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\normalspacing\zerocount}} % not yet -%setvalue{\??aligncommand\v!nospacing }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\normalspacing\plusone}} % not yet -\setvalue{\??aligncommand\v!hyphenated }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\dohyphens}} -\setvalue{\??aligncommand\v!nothyphenated }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\nohyphens}} - -\setvalue{\??aligncommand\v!tolerant }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\spac_align_set_tolerant}} -\setvalue{\??aligncommand\v!verytolerant }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\spac_align_set_very_tolerant}} -\setvalue{\??aligncommand\v!stretch }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\spac_align_set_stretch}} -\setvalue{\??aligncommand\v!extremestretch }{\t_spac_align_collected\expandafter{\the\t_spac_align_collected\spac_align_set_extreme_stretch}} +\setvalue{\??aligncommand\v!lesshyphenation}{\toksapp\t_spac_align_collected{\lesshyphens}} +\setvalue{\??aligncommand\v!morehyphenation}{\toksapp\t_spac_align_collected{\morehyphens}} + +\setvalue{\??aligncommand\v!hanging }{\toksapp\t_spac_align_collected{\font_protruding_enable }} +\setvalue{\??aligncommand\v!nothanging }{\toksapp\t_spac_align_collected{\font_protruding_disable}} +\setvalue{\??aligncommand\v!hz }{\toksapp\t_spac_align_collected{\font_expansion_enable }} +\setvalue{\??aligncommand\v!fullhz }{\toksapp\t_spac_align_collected{\font_expansion_enable_k}} +\setvalue{\??aligncommand\v!nohz }{\toksapp\t_spac_align_collected{\font_expansion_disable }} +%setvalue{\??aligncommand\v!spacing }{\toksapp\t_spac_align_collected{\normalspacing\zerocount}} % not yet +%setvalue{\??aligncommand\v!nospacing }{\toksapp\t_spac_align_collected{\normalspacing\plusone}} % not yet +\setvalue{\??aligncommand\v!hyphenated }{\toksapp\t_spac_align_collected{\dohyphens}} +\setvalue{\??aligncommand\v!nothyphenated }{\toksapp\t_spac_align_collected{\nohyphens}} + +\setvalue{\??aligncommand\v!tolerant }{\toksapp\t_spac_align_collected{\spac_align_set_tolerant}} +\setvalue{\??aligncommand\v!verytolerant }{\toksapp\t_spac_align_collected{\spac_align_set_very_tolerant}} +\setvalue{\??aligncommand\v!stretch }{\toksapp\t_spac_align_collected{\spac_align_set_stretch}} +\setvalue{\??aligncommand\v!extremestretch }{\toksapp\t_spac_align_collected{\spac_align_set_extreme_stretch}} + +\setvalue{\??aligncommand \v!final}{\c_spac_align_state_par_fill\plusone} +\setvalue{\??aligncommand2*\v!final}{\c_spac_align_state_par_fill\plustwo} % hardcoded multiplier +\setvalue{\??aligncommand3*\v!final}{\c_spac_align_state_par_fill\plusthree} +\setvalue{\??aligncommand4*\v!final}{\c_spac_align_state_par_fill\plusfour} + +\definehspace [\v!final] [\emspaceamount] + +\def\spac_align_flush_parfill + {\ifcase\c_spac_align_state_par_fill\else + \spac_align_flush_parfill_indeed{\number\c_spac_align_state_par_fill}% + \fi} + +\unexpanded\def\spac_align_flush_parfill_indeed#1% + {\parfillskip + #1\directhspaceamount\v!final + % plus \dimexpr\availablehsize-#1\directhspaceamount\v!final\relax + plus 1fill + \relax} %D For Wolfgang: diff --git a/tex/context/base/mkiv/spac-chr.lua b/tex/context/base/mkiv/spac-chr.lua index 3eb348586..97b32c366 100644 --- a/tex/context/base/mkiv/spac-chr.lua +++ b/tex/context/base/mkiv/spac-chr.lua @@ -34,12 +34,12 @@ local getfield = nuts.getfield local setfield = nuts.setfield local getnext = nuts.getnext local getprev = nuts.getprev -local getid = nuts.getid local getattr = nuts.getattr local setattr = nuts.setattr local getfont = nuts.getfont local getchar = nuts.getchar local setsubtype = nuts.setsubtype +local isglyph = nuts.isglyph local setcolor = nodes.tracers.colors.set @@ -181,32 +181,42 @@ local methods = { [0x001F] = function(head,current) local next = getnext(current) - if next and getid(next) == glyph_code then - local char = getchar(next) - head, current = remove_node(head,current,true) - if not is_punctuation[char] then - local p = fontparameters[getfont(next)] - head, current = insert_node_before(head,current,new_glue(p.space,p.space_stretch,p.space_shrink)) + if next then + local char = isglyph(next) + if char then + head, current = remove_node(head,current,true) + if not is_punctuation[char] then + local p = fontparameters[getfont(next)] + head, current = insert_node_before(head,current,new_glue(p.space,p.space_stretch,p.space_shrink)) + end end end end, [0x00A0] = function(head,current) -- nbsp local next = getnext(current) - if next and getid(next) == glyph_code then - local char = getchar(next) - if char == 0x200C or char == 0x200D then -- nzwj zwj + if next then + local char = isglyph(current) + if not char then + -- move on + elseif char == 0x200C or char == 0x200D then -- nzwj zwj next = getnext(next) - if next and nbsphash[getchar(next)] then - return false + if next then + char = isglyph(next) + if char and nbsphash[char] then + return false + end end elseif nbsphash[char] then return false end end local prev = getprev(current) - if prev and getid(prev) == glyph_code and nbsphash[getchar(prev)] then - return false + if prev then + local char = isglyph(prev) + if char and nbsphash[char] then + return false + end end return nbsp(head,current) end, @@ -280,10 +290,9 @@ function characters.handler(head) -- todo: use traverse_id local current = head local done = false while current do - local id = getid(current) - if id == glyph_code then - local next = getnext(current) - local char = getchar(current) + local char, id = isglyph(current) + if char then + local next = getnext(current) local method = methods[char] if method then if trace_characters then diff --git a/tex/context/base/mkiv/spac-hor.mkiv b/tex/context/base/mkiv/spac-hor.mkiv index 1ccd5ac9f..39ebcfa26 100644 --- a/tex/context/base/mkiv/spac-hor.mkiv +++ b/tex/context/base/mkiv/spac-hor.mkiv @@ -972,9 +972,10 @@ \fi} \def\hspaceamount#1#2% - {\csname\??hspace - \ifcsname\??hspace#1:#2\endcsname#1:#2\else:\v!none\fi - \endcsname} + {\dimexpr\ifcsname\??hspace#1:#2\endcsname\lastnamedcs\else\zeropoint\fi\relax} + +\def\directhspaceamount#1% + {\dimexpr\ifcsname\??hspace :#1\endcsname\lastnamedcs\else\zeropoint\fi\relax} % no installhspace here (this is already an old command) diff --git a/tex/context/base/mkiv/spac-ver.lua b/tex/context/base/mkiv/spac-ver.lua index 3095bbbd7..5d040db6f 100644 --- a/tex/context/base/mkiv/spac-ver.lua +++ b/tex/context/base/mkiv/spac-ver.lua @@ -1306,7 +1306,7 @@ local function collapser(head,where,what,trace,snap,a_snapmethod) -- maybe also end if glue_data then if force_glue then - if trace then trace_done("flushed due to " .. why,glue_data) end + if trace then trace_done("flushed due to forced " .. why,glue_data) end head = forced_skip(head,current,getfield(glue_data,"width") or 0,"before",trace) free_node(glue_data) else @@ -1320,9 +1320,12 @@ local function collapser(head,where,what,trace,snap,a_snapmethod) -- maybe also -- end local w = getfield(glue_data,"width") if w ~= 0 then - if trace then trace_done("flushed due to " .. why,glue_data) end + if trace then trace_done("flushed due to non zero " .. why,glue_data) end head = insert_node_before(head,current,glue_data) - else -- i really need to clean this up + elseif getfield(glue_data,"stretch") ~= 0 or getfield(glue_data,"shrink") ~= 0 then + if trace then trace_done("flushed due to stretch/shrink in" .. why,glue_data) end + head = insert_node_before(head,current,glue_data) + else -- report_vspacing("needs checking (%s): %p",skipcodes[getsubtype(glue_data)],w) free_node(glue_data) end diff --git a/tex/context/base/mkiv/spac-ver.mkiv b/tex/context/base/mkiv/spac-ver.mkiv index f2ddb16ea..4fe1012e9 100644 --- a/tex/context/base/mkiv/spac-ver.mkiv +++ b/tex/context/base/mkiv/spac-ver.mkiv @@ -1139,6 +1139,12 @@ % when enabled, sigstruts will remove themselves if nothing % goes inbetween +%D For poractical reasons we define some boundary characters here. + +\unexpanded\def\leftboundary {\boundary\plusone} +\unexpanded\def\rightboundary {\boundary\plustwo} +\unexpanded\def\signalcharacter{\boundary\plusone\char\zerocount\boundary\plustwo} % not the same as strut signals + \newsignal\strutsignal \setfalse\sigstruts \unexpanded\def\begstrut @@ -1162,9 +1168,17 @@ \hskip-\strutsignal \hskip\strutsignal} +% \def\spac_struts_beg_normal +% {\strut +% \penalty\plustenthousand +% \hskip\zeropoint} + \def\spac_struts_beg_normal - {\strut + {\boundary\plusone + \strut + %\boundary\plusone \penalty\plustenthousand + %\boundary\plusone \hskip\zeropoint} \unexpanded\def\endstrut @@ -1195,11 +1209,20 @@ \strut \fi} +% \def\spac_struts_end_normal +% {\removeunwantedspaces +% \penalty\plustenthousand +% \hskip\zeropoint +% \strut} + \def\spac_struts_end_normal {\removeunwantedspaces \penalty\plustenthousand + %\boundary\plustwo \hskip\zeropoint - \strut} + %\boundary\plustwo + \strut + \boundary\plustwo} % unsave: % diff --git a/tex/context/base/mkiv/status-files.pdf b/tex/context/base/mkiv/status-files.pdf index d83845a80..941bdeb48 100644 Binary files a/tex/context/base/mkiv/status-files.pdf and b/tex/context/base/mkiv/status-files.pdf differ diff --git a/tex/context/base/mkiv/status-lua.pdf b/tex/context/base/mkiv/status-lua.pdf index 59447fcec..a70cf80b6 100644 Binary files a/tex/context/base/mkiv/status-lua.pdf and b/tex/context/base/mkiv/status-lua.pdf differ diff --git a/tex/context/base/mkiv/strc-itm.mkvi b/tex/context/base/mkiv/strc-itm.mkvi index e43aeae45..506aec940 100644 --- a/tex/context/base/mkiv/strc-itm.mkvi +++ b/tex/context/base/mkiv/strc-itm.mkvi @@ -844,7 +844,7 @@ \ifinsidecolumns\else\ifcase\c_strc_itemgroups_column_depth \global\c_strc_itemgroups_column_depth\c_strc_itemgroups_nesting % global ? \strc_itemgroups_before_command - %\strc_itemgroups_tag_start_group + \strc_itemgroups_tag_start_group \strc_itemgroups_start_columns \fi\fi \fi diff --git a/tex/context/base/mkiv/strc-lst.mkvi b/tex/context/base/mkiv/strc-lst.mkvi index 19757aa61..e7ed0f1f2 100644 --- a/tex/context/base/mkiv/strc-lst.mkvi +++ b/tex/context/base/mkiv/strc-lst.mkvi @@ -116,6 +116,22 @@ % userdata : location=none % simple : location=here +\installcorenamespace {listlocations} + +\unexpanded\def\doifelseinlistentry#1% + {\ifcsname\??listlocations#1\endcsname + \ifnum\lastnamedcs=\structurelistlocation\relax + \doubleexpandafter\firstoftwoarguments + \else + \doubleexpandafter\secondoftwoarguments + \fi + \else + \expandafter\secondoftwoarguments + \fi} + +\unexpanded\def\doifelseincurrentlistentry + {\doifelseinlistentry\currentlist} + \unexpanded\def\structurelistinject {\dotripleempty\strc_lists_inject} @@ -150,6 +166,7 @@ userdata {\detokenize\expandafter{\normalexpanded{#userdata}}} \relax \edef\currentlistnumber{\the\scratchcounter}% +\setxvalue{\??listlocations\currentlist}{\nextinternalreference}% \ifx\p_location\v!here % this branch injects nodes ! \strc_lists_inject_enhance{\currentlistnumber}{\nextinternalreference}% @@ -381,8 +398,8 @@ \def\rawstructurelistuservariable#name% {\clf_listuserdata{\currentlist}\currentlistindex{#name}} -\unexpanded\def\structurelistfirst {\structurelistuservariable\s!first } % s! -\unexpanded\def\structurelistsecond{\structurelistuservariable\s!second} % s! +\unexpanded\def\structurelistfirst {\structurelistuservariable\s!first } % s! +\unexpanded\def\structurelistsecond {\structurelistuservariable\s!second} % s! \def\rawstructurelistfirst {\rawstructurelistuservariable\s!first } % s! % was \unexpanded \def\rawstructurelistsecond{\rawstructurelistuservariable\s!second} % s! % was \unexpanded @@ -718,10 +735,10 @@ % % \installlistfiller\v!space % {\hskip.25\emwidth\relax} -% -% \setuplistalternative -% [\c!command=\strictlistparameter\c!command, -% \c!symbol=.] + +\setuplistalternative + [\c!command=\strictlistparameter\c!command, + \c!symbol=.] \unexpanded\def\currentlistfiller {\checkedfiller{\listalternativeparameter\c!filler}} @@ -918,12 +935,16 @@ \unexpanded\def\strc_lists_apply_renderingsetup {\the\t_lists_every_renderingsetup + % now we group + \begingroup \ifx\m_strc_list_alternative\empty \edef\currentlistalternative{\listparameter\c!alternative}% \else \let\currentlistalternative\m_strc_list_alternative \fi \directsetup{\listalternativeparameter\c!renderingsetup}\relax + \endgroup + % till here, where we reset locals \the\t_lists_every_renderingcleanup} % todo: provide packager via attributes diff --git a/tex/context/base/mkiv/strc-not.mkvi b/tex/context/base/mkiv/strc-not.mkvi index e1107ff99..20bff7683 100644 --- a/tex/context/base/mkiv/strc-not.mkvi +++ b/tex/context/base/mkiv/strc-not.mkvi @@ -303,6 +303,7 @@ \startsetups[\??constructionrenderings:\v!note] \noindent + \leftboundary % experiment, to be done in more places \llap{\box\constructionheadbox\hskip\constructionparameter\c!distance}% \useconstructionstyleandcolor\c!style\c!color \ignorespaces diff --git a/tex/context/base/mkiv/syst-aux.lua b/tex/context/base/mkiv/syst-aux.lua index 0e7b2c2b6..98b92cef3 100644 --- a/tex/context/base/mkiv/syst-aux.lua +++ b/tex/context/base/mkiv/syst-aux.lua @@ -438,39 +438,77 @@ local function doifnotinset(a,b) firstofoneargument() end -interfaces.implement { +implement { name = "doifelsecommon", actions = doifelsecommon, arguments = { "string", "string" }, } -interfaces.implement { +implement { name = "doifcommon", actions = doifcommon, arguments = { "string", "string" }, } -interfaces.implement { +implement { name = "doifnotcommon", actions = doifnotcommon, arguments = { "string", "string" }, } -interfaces.implement { +implement { name = "doifelseinset", actions = doifelseinset, arguments = { "string", "string" }, } -interfaces.implement { +implement { name = "doifinset", actions = doifinset, arguments = { "string", "string" }, } -interfaces.implement { +implement { name = "doifnotinset", actions = doifnotinset, arguments = { "string", "string" }, } +-- implement { +-- name = "stringcompare", +-- arguments = { "string", "string" }, +-- actions = function(a,b) +-- context((a == b and 0) or (a > b and 1) or -1) +-- end +-- } +-- +-- implement { +-- name = "doifelsestringafter", +-- arguments = { "string", "string" }, +-- actions = function(a,b) +-- ctx_doifelse((a == b and 0) or (a > b and 1) or -1) +-- end +-- } +-- +-- implement { +-- name = "doifelsestringbefore", +-- arguments = { "string", "string" }, +-- actions = function(a,b) +-- ctx_doifelse((a == b and 0) or (a < b and -1) or 1) +-- end +-- } + +-- implement { -- not faster than addtocommalist +-- name = "additemtolist", -- unique +-- arguments = { "string", "string" }, +-- actions = function(l,s) +-- if l == "" or s == l then +-- -- s = s +-- elseif find("," .. l .. ",","," .. s .. ",") then +-- s = l +-- else +-- s = l .. "," .. s +-- end +-- context(s) +-- end +-- } diff --git a/tex/context/base/mkiv/syst-aux.mkiv b/tex/context/base/mkiv/syst-aux.mkiv index 8f8ba2024..825d18636 100644 --- a/tex/context/base/mkiv/syst-aux.mkiv +++ b/tex/context/base/mkiv/syst-aux.mkiv @@ -7148,7 +7148,7 @@ {\csname#1\ifcsname#1#2\endcsname#2\else#3\fi\endcsname} %D Signal. Some fonts have a char0 rendering so we need to make sure that it -%D is not set in the font! +%D is not set in the font! (THis will be overloaded) \unexpanded\def\signalcharacter{\char\zerocount} % \zwj @@ -7357,6 +7357,15 @@ %def\ntimes#1#2{\ifnum#2>\zerocount#1\ntimes{#1}{\numexpr#2-\plusone\relax}\fi} % 1.72 \def\ntimes#1#2{\clf_ntimes{#1}\numexpr#2\relax} % 0.33 +%D Not that useful: + +% \unexpanded\def\doifelsestringbefore{\clf_doifelsestringbefore} +% \unexpanded\def\doifelsestringafter {\clf_doifelsestringafter} + +% Could have been useful but not faster that addtocommalist and also expansion mess: +% +% \def\additemtolist#1#2{\normalexpanded{\noexpand\clf_additemtolist{#1}{#2}}} + \protect \endinput % \edef\choicetokenyes{+} diff --git a/tex/context/base/mkiv/syst-ini.mkiv b/tex/context/base/mkiv/syst-ini.mkiv index e3053adfb..fa8fd1162 100644 --- a/tex/context/base/mkiv/syst-ini.mkiv +++ b/tex/context/base/mkiv/syst-ini.mkiv @@ -957,30 +957,45 @@ % module after which the official interfaces have to be used. This is needed for % modules not made by ctx developers. -\normalprotected\def\pdfliteral {\pdfextension literal } -\normalprotected\def\pdfcolorstack {\pdfextension colorstack } -\normalprotected\def\pdfsetmatrix {\pdfextension setmatrix } -\normalprotected\def\pdfsave {\pdfextension save\relax} -\normalprotected\def\pdfrestore {\pdfextension restore\relax} -\normalprotected\def\pdfobj {\pdfextension obj } -\normalprotected\def\pdfrefobj {\pdfextension refobj } -\normalprotected\def\pdfannot {\pdfextension annot } -\normalprotected\def\pdfstartlink {\pdfextension startlink } -\normalprotected\def\pdfendlink {\pdfextension endlink\relax} -\normalprotected\def\pdfoutline {\pdfextension outline } -\normalprotected\def\pdfdest {\pdfextension dest } -\normalprotected\def\pdfthread {\pdfextension thread } -\normalprotected\def\pdfstartthread {\pdfextension startthread } -\normalprotected\def\pdfendthread {\pdfextension endthread\relax} -\normalprotected\def\pdfinfo {\pdfextension info } -\normalprotected\def\pdfcatalog {\pdfextension catalog } -\normalprotected\def\pdfnames {\pdfextension names } -\normalprotected\def\pdfincludechars {\pdfextension includechars } -\normalprotected\def\pdffontattr {\pdfextension fontattr } -\normalprotected\def\pdfmapfile {\pdfextension mapfile } -\normalprotected\def\pdfmapline {\pdfextension mapline } -\normalprotected\def\pdftrailer {\pdfextension trailer } -\normalprotected\def\pdfglyphtounicode {\pdfextension glyphtounicode } +\normalprotected\def\pdfliteral {\pdfextension literal } +\normalprotected\def\pdfcolorstack {\pdfextension colorstack } +\normalprotected\def\pdfsetmatrix {\pdfextension setmatrix } +\normalprotected\def\pdfsave {\pdfextension save\relax} +\normalprotected\def\pdfrestore {\pdfextension restore\relax} +\normalprotected\def\pdfobj {\pdfextension obj } +\normalprotected\def\pdfrefobj {\pdfextension refobj } +\normalprotected\def\pdfannot {\pdfextension annot } +\normalprotected\def\pdfstartlink {\pdfextension startlink } +\normalprotected\def\pdfendlink {\pdfextension endlink\relax} +\normalprotected\def\pdfoutline {\pdfextension outline } +\normalprotected\def\pdfdest {\pdfextension dest } +\normalprotected\def\pdfthread {\pdfextension thread } +\normalprotected\def\pdfstartthread {\pdfextension startthread } +\normalprotected\def\pdfendthread {\pdfextension endthread\relax} +\normalprotected\def\pdfinfo {\pdfextension info } +\normalprotected\def\pdfcatalog {\pdfextension catalog } +\normalprotected\def\pdfnames {\pdfextension names } +\normalprotected\def\pdfincludechars {\pdfextension includechars } +\normalprotected\def\pdffontattr {\pdfextension fontattr } +\normalprotected\def\pdfmapfile {\pdfextension mapfile } +\normalprotected\def\pdfmapline {\pdfextension mapline } +\normalprotected\def\pdftrailer {\pdfextension trailer } +\normalprotected\def\pdfglyphtounicode {\pdfextension glyphtounicode } +\normalprotected\gdef\pdfsuppressoptionalinfo {\pdfextension suppressoptionalinfo } +\global \let\pdfsuppressptexinfo \pdfsuppressoptionalinfo +\normalprotected\gdef\pdfinfoid {\pdfextension infoid } +\normalprotected\gdef\pdfinfoomitdate {\pdfextension suppressoptionalinfo \numexpr32+64\relax} + +% \chardef\pdfnofullbanner = 1 +% \chardef\pdfnofilename = 2 +% \chardef\pdfnopagenumber = 4 +% \chardef\pdfnoinfodict = 8 +% \chardef\pdfnocreator = 16 +% \chardef\pdfnocreationdate = 32 +% \chardef\pdfnomoddate = 64 +% \chardef\pdfnoproducer = 128 +% \chardef\pdfnotrapped = 256 +% \chardef\pdfnoid = 512 \def\pdftexversion {\numexpr\pdffeedback version} \def\pdftexrevision {\pdffeedback revision} diff --git a/tex/context/base/mkiv/tabl-tbl.mkiv b/tex/context/base/mkiv/tabl-tbl.mkiv index 23d8002d6..58e6b7108 100644 --- a/tex/context/base/mkiv/tabl-tbl.mkiv +++ b/tex/context/base/mkiv/tabl-tbl.mkiv @@ -1650,8 +1650,6 @@ \global\c_tabl_tabulate_max_colorcolumn\c_tabl_tabulate_column \fi \setxvalue{\??tabulatecolor\the\c_tabl_tabulate_column}{#1}% - %\attribute\alignbackgroundattribute\plusone - %\dousecolorparameter{#1}\char\zerocount\strut % hack \hbox \thealignbackgroundcolorattr{#1}{}% pack ? \endgroup} diff --git a/tex/context/base/mkiv/tabl-xtb.mkvi b/tex/context/base/mkiv/tabl-xtb.mkvi index 06a5318e1..851b6e80f 100644 --- a/tex/context/base/mkiv/tabl-xtb.mkvi +++ b/tex/context/base/mkiv/tabl-xtb.mkvi @@ -86,7 +86,7 @@ \numexpr\tablecellcolumns\relax \numexpr\raggedstatus\relax}% \def\dotagxtablesignal - {\char\zerocount}% not used + {\signalcharacter}% not used \to \everyenableelements \newdimen\d_tabl_x_width diff --git a/tex/context/base/mkiv/trac-vis.lua b/tex/context/base/mkiv/trac-vis.lua index f77a10364..061cef8ba 100644 --- a/tex/context/base/mkiv/trac-vis.lua +++ b/tex/context/base/mkiv/trac-vis.lua @@ -293,6 +293,10 @@ function nuts.setvisual(n,mode) setattr(n,a_visual,setvisual(mode,getattr(n,a_visual),true)) end +function nuts.copyvisual(n,m) + setattr(n,a_visual,getattr(m,a_visual)) +end + function visualizers.setvisual(n) texsetattribute(a_visual,setvisual(n,texgetattribute(a_visual))) end @@ -309,6 +313,10 @@ for mode, value in next, modes do trackers.register(formatters["visualizers.%s"](mode), function(v) set(mode,v) end) end +local raisepenalties = false + +directives.register("visualizers.raisepenalties",function(v) raisepenalties = v end) + local fraction = 10 trackers .register("visualizers.reset", function(v) set("reset", v) end) @@ -828,6 +836,8 @@ local function ruledpenalty(head,current,vertical) info = copy_list(info) if vertical then info = vpack_nodes(info) + elseif raisepenalties then + setfield(info,"shift",-65536*4) end head, current = insert_node_before(head,current,info) return head, getnext(current) @@ -973,21 +983,21 @@ local function visualize(head,vertical,forced,parent) return head end -local function freed(cache) - local n = 0 - for k, v in next, cache do - free_node_list(v) - n = n + 1 - end - if n == 0 then - return 0, cache - else - return n, { } - end -end - do + local function freed(cache) + local n = 0 + for k, v in next, cache do + free_node_list(v) + n = n + 1 + end + if n == 0 then + return 0, cache + else + return n, { } + end + end + local function cleanup() local hf, nw, nb, ng_v, ng_h, np_v, np_h, nk_v, nk_h nf, f_cache = freed(f_cache) diff --git a/tex/context/base/mkiv/typo-brk.lua b/tex/context/base/mkiv/typo-brk.lua index 2f97f1869..9bccf91ea 100644 --- a/tex/context/base/mkiv/typo-brk.lua +++ b/tex/context/base/mkiv/typo-brk.lua @@ -29,11 +29,11 @@ local getnext = nuts.getnext local getprev = nuts.getprev local getboth = nuts.getboth local getsubtype = nuts.getsubtype -local getchar = nuts.getchar local getfont = nuts.getfont local getid = nuts.getid local getfield = nuts.getfield local getattr = nuts.getattr +local isglyph = nuts.isglyph local setfield = nuts.setfield local setattr = nuts.setattr @@ -209,8 +209,8 @@ function breakpoints.handler(head) local map = nil local current = nead while current do - local id = getid(current) - if id == glyph_code then + local char, id = isglyph(current) + if char then local a = getattr(current,a_breakpoints) if a and a > 0 then if a ~= attr then @@ -223,7 +223,7 @@ function breakpoints.handler(head) attr = a end if map then - local cmap = map[getchar(current)] + local cmap = map[char] if cmap then -- for now we collect but when found ok we can move the handler here -- although it saves nothing in terms of performance @@ -291,9 +291,9 @@ function breakpoints.handler(head) local cright = 0 local next = getnext(current) while next and nright ~= cright do - local id = getid(next) - if id == glyph_code then - if cright == 1 and cmap[getchar(next)] then + local char, id = isglyph(next) + if char then + if cright == 1 and cmap[char] then -- let's not make it too messy break end diff --git a/tex/context/base/mkiv/typo-cap.lua b/tex/context/base/mkiv/typo-cap.lua index 0eae3b2d9..ec6326042 100644 --- a/tex/context/base/mkiv/typo-cap.lua +++ b/tex/context/base/mkiv/typo-cap.lua @@ -51,7 +51,6 @@ local disc_code = nodecodes.disc local math_code = nodecodes.math local kerning_code = kerncodes.kerning -local userskip_code = skipcodes.userskip local tasks = nodes.tasks diff --git a/tex/context/base/mkiv/typo-dha.lua b/tex/context/base/mkiv/typo-dha.lua index 30984a26c..b1ce6ffbf 100644 --- a/tex/context/base/mkiv/typo-dha.lua +++ b/tex/context/base/mkiv/typo-dha.lua @@ -53,13 +53,13 @@ local nutstring = nuts.tostring local getnext = nuts.getnext local getprev = nuts.getprev local getfont = nuts.getfont -local getchar = nuts.getchar local getid = nuts.getid local getsubtype = nuts.getsubtype local getlist = nuts.getlist local getfield = nuts.getfield local getattr = nuts.getattr local getprop = nuts.getprop +local isglyph = nuts.isglyph -- or ischar local setfield = nuts.setfield local setprop = nuts.setprop @@ -124,9 +124,8 @@ end local function nextisright(current) current = getnext(current) - local id = getid(current) + local character, id = isglyph(current) if id == glyph_code then - local character = getchar(current) local direction = chardirections[character] return direction == "r" or direction == "al" or direction == "an" end @@ -134,9 +133,8 @@ end local function previsright(current) current = getprev(current) - local id = getid(current) + local character, id = isglyph(current) if id == glyph_code then - local character = getchar(current) local direction = chardirections[character] return direction == "r" or direction == "al" or direction == "an" end @@ -161,7 +159,7 @@ local function process(start) local fences = { } while current do - local id = getid(current) + local character, id = isglyph(current) local next = getnext(current) if id == math_code then current = getnext(end_of_math(next)) @@ -179,9 +177,8 @@ local function process(start) prevattr = attr end end - if id == glyph_code then + if character then if attr and attr > 0 then - local character = getchar(current) if character == 0 then -- skip signals setprop(current,"direction",true) diff --git a/tex/context/base/mkiv/typo-drp.lua b/tex/context/base/mkiv/typo-drp.lua index 9d6d645d0..bddcc008e 100644 --- a/tex/context/base/mkiv/typo-drp.lua +++ b/tex/context/base/mkiv/typo-drp.lua @@ -9,6 +9,8 @@ if not modules then modules = { } end modules ['typo-drp'] = { -- This ons is sensitive for order (e.g. when combined with first line -- processing. +-- todo: use isglyph + local tonumber, type, next = tonumber, type, next local ceil = math.ceil local settings_to_hash = utilities.parsers.settings_to_hash diff --git a/tex/context/base/mkiv/typo-dua.lua b/tex/context/base/mkiv/typo-dua.lua index bbb071f55..867d7f04c 100644 --- a/tex/context/base/mkiv/typo-dua.lua +++ b/tex/context/base/mkiv/typo-dua.lua @@ -72,12 +72,12 @@ local tonode = nuts.tonode local nutstring = nuts.tostring local getnext = nuts.getnext -local getchar = nuts.getchar local getid = nuts.getid local getsubtype = nuts.getsubtype local getlist = nuts.getlist local getfield = nuts.getfield local getprop = nuts.getprop +local isglyph = nuts.isglyph -- or ischar local setfield = nuts.setfield local setprop = nuts.setprop @@ -205,7 +205,7 @@ local function build_list(head) -- todo: store node pointer ... saves loop local size = 0 while current do size = size + 1 - local id = getid(current) + local chr, id = isglyph(current) if getprop(current,"directions") then local skip = 0 local last = id @@ -226,7 +226,6 @@ local function build_list(head) -- todo: store node pointer ... saves loop list[size] = { char = 0xFFFC, direction = "on", original = "on", level = 0, skip = skip, id = id, last = last } end elseif id == glyph_code then - local chr = getchar(current) local dir = directiondata[chr] list[size] = { char = chr, direction = dir, original = dir, level = 0 } current = getnext(current) diff --git a/tex/context/base/mkiv/typo-dub.lua b/tex/context/base/mkiv/typo-dub.lua index 2ee85ad7d..e6a092568 100644 --- a/tex/context/base/mkiv/typo-dub.lua +++ b/tex/context/base/mkiv/typo-dub.lua @@ -60,13 +60,13 @@ local tonode = nuts.tonode local nutstring = nuts.tostring local getnext = nuts.getnext -local getchar = nuts.getchar local getid = nuts.getid local getsubtype = nuts.getsubtype local getlist = nuts.getlist local getattr = nuts.getattr local getfield = nuts.getfield local getprop = nuts.getprop +local isglyph = nuts.isglyph -- or ischar local setfield = nuts.setfield local setprop = nuts.setprop @@ -260,7 +260,7 @@ local function build_list(head) -- todo: store node pointer ... saves loop local size = 0 while current do size = size + 1 - local id = getid(current) + local chr, id = isglyph(current) if getprop(current,"directions") then local skip = 0 local last = id @@ -281,7 +281,6 @@ local function build_list(head) -- todo: store node pointer ... saves loop list[size] = { char = 0xFFFC, direction = "on", original = "on", level = 0, skip = skip, id = id, last = last } end elseif id == glyph_code then - local chr = getchar(current) local dir = directiondata[chr] list[size] = { char = chr, direction = dir, original = dir, level = 0 } current = getnext(current) diff --git a/tex/context/base/mkiv/typo-itc.lua b/tex/context/base/mkiv/typo-itc.lua index 62fea3e2e..a46f3e8a0 100644 --- a/tex/context/base/mkiv/typo-itc.lua +++ b/tex/context/base/mkiv/typo-itc.lua @@ -37,9 +37,12 @@ local getnext = nuts.getnext local getid = nuts.getid local getfont = nuts.getfont local getchar = nuts.getchar +local getdisc = nuts.getdisc local getattr = nuts.getattr local setattr = nuts.setattr local setfield = nuts.setfield +local setdisc = nuts.setdisc +local isglyph = nuts.isglyph local insert_node_after = nuts.insert_after local delete_node = nuts.delete @@ -173,28 +176,32 @@ function italics.handler(head) local previtalic = 0 local previnserted = nil - local replace = nil - local replacechar = nil - local replacehead = nil - local replaceitalic = 0 - local replaceinserted = nil + local pre = nil + local pretail = nil local post = nil + local posttail = nil local postchar = nil local posthead = nil local postitalic = 0 local postinserted = nil + local replace = nil + local replacetail = nil + local replacechar = nil + local replacehead = nil + local replaceitalic = 0 + local replaceinserted = nil + local current = prevhead local done = false local lastfont = nil local lastattr = nil while current do - local id = getid(current) - if id == glyph_code then + local char, id = isglyph(current) + if char then local font = getfont(current) - local char = getchar(current) local data = italicsdata[font] if font ~= lastfont then if previtalic ~= 0 then @@ -275,95 +282,84 @@ function italics.handler(head) replaceitalic = 0 postinserted = nil postitalic = 0 - replace = getfield(current,"replace") + updated = false + pre, post, replace, pretail, posttail, replacetail = getdisc(current) if replace then - local current = find_tail(replace) - if getid(current) ~= glyph_code then - current = getprev(current) - end - if current and getid(current) == glyph_code then - local font = getfont(current) - local char = getchar(current) - local data = italicsdata[font] - if data then - local attr = forcedvariant or getattr(current,a_italics) - if attr and attr > 0 then - local cd = data[char] - if not cd then - -- this really can happen - replaceitalic = 0 - else - replaceitalic = cd.italic - if not replaceitalic then - replaceitalic = setitalicinfont(font,char) -- calculated once - -- replaceitalic = 0 - end - if replaceitalic ~= 0 then - lastfont = font - lastattr = attr - replacechar = char - replacehead = replace - replace = current + local current = replacetail + while current do + local char, id = isglyph(current) + if char then + local font = getfont(current) + local data = italicsdata[font] + if data then + local attr = forcedvariant or getattr(current,a_italics) + if attr and attr > 0 then + local cd = data[char] + if not cd then + -- this really can happen + replaceitalic = 0 + else + replaceitalic = cd.italic + if not replaceitalic then + replaceitalic = setitalicinfont(font,char) -- calculated once + -- replaceitalic = 0 + end + if replaceitalic ~= 0 then + lastfont = font + lastattr = attr + replacechar = char + replacehead = replace + replace = current + updated = true + end end end --- else --- replaceitalic = 0 end --- else --- replaceitalic = 0 + break + else + current = getprev(current) end --- else --- replaceitalic = 0 end --- replaceinserted = nil --- else --- replaceitalic = 0 --- replaceinserted = nil end - post = getfield(current,"post") if post then - local current = find_tail(post) - if getid(current) ~= glyph_code then - current = getprev(current) - end - if current and getid(current) == glyph_code then - local font = getfont(current) - local char = getchar(current) - local data = italicsdata[font] - if data then - local attr = forcedvariant or getattr(current,a_italics) - if attr and attr > 0 then - local cd = data[char] - if not cd then - -- this really can happen --- postitalic = 0 - else - postitalic = cd.italic - if not postitalic then - postitalic = setitalicinfont(font,char) -- calculated once - -- postitalic = 0 - end - if postitalic ~= 0 then - lastfont = font - lastattr = attr - postchar = char - posthead = post - post = current + local current = posttail + while current do + local char, id = isglyph(current) + if char then + local font = getfont(current) + local data = italicsdata[font] + if data then + local attr = forcedvariant or getattr(current,a_italics) + if attr and attr > 0 then + local cd = data[char] + if not cd then + -- this really can happen + -- postitalic = 0 + else + postitalic = cd.italic + if not postitalic then + postitalic = setitalicinfont(font,char) -- calculated once + -- postitalic = 0 + end + if postitalic ~= 0 then + lastfont = font + lastattr = attr + postchar = char + posthead = post + post = current + updated = true + end end end --- else --- postitalic = 0 end --- else --- postitalic = 0 + break + else + current = getprev(current) end --- else --- postitalic = 0 end --- postinserted = nil --- else --- postitalic = 0 --- postinserted = nil + end + if updated then + setdisc(current,pre,post,replace) end elseif id == kern_code then -- how about fontkern ? previnserted = nil @@ -410,9 +406,9 @@ function italics.handler(head) postinserted = nil postitalic = 0 local next = getnext(current) - if next and getid(next) == glyph_code then - local char = getchar(next) - if is_punctuation[char] then + if next then + local char, id = isglyph(next) + if char and is_punctuation[char] then local kern = getprev(current) if kern and getid(kern) == kern_code then local glyph = getprev(kern) diff --git a/tex/context/base/mkiv/typo-krn.lua b/tex/context/base/mkiv/typo-krn.lua index ddb7abd86..a245fec41 100644 --- a/tex/context/base/mkiv/typo-krn.lua +++ b/tex/context/base/mkiv/typo-krn.lua @@ -7,6 +7,7 @@ if not modules then modules = { } end modules ['typo-krn'] = { } -- glue is still somewhat suboptimal +-- components: better split on tounicode local next, type, tonumber = next, type, tonumber local utfchar = utf.char @@ -38,6 +39,7 @@ local getfont = nuts.getfont local getsubtype = nuts.getsubtype local getchar = nuts.getchar local getdisc = nuts.getdisc +local isglyph = nuts.isglyph local setfield = nuts.setfield local getattr = nuts.getattr @@ -222,7 +224,7 @@ end -- sublists .. beware: we can have char -1 local function inject_begin(boundary,prev,keeptogether,krn,ok) -- prev is a glyph - local id = getid(boundary) + local char, id = isglyph(boundary) if id == kern_code then if getsubtype(boundary) == kerning_code or getattr(boundary,a_fontkern) then local inject = true @@ -239,17 +241,16 @@ local function inject_begin(boundary,prev,keeptogether,krn,ok) -- prev is a glyp return boundary, true end end - elseif id == glyph_code then + elseif char then if keeptogether and keeptogether(boundary,prev) then -- keep 'm else - local charone = getchar(prev) - if charone > 0 then - local font = getfont(boundary) - local chartwo = getchar(boundary) - local data = chardata[font][charone] - local kerns = data and data.kerns - local kern = new_kern((kerns and kerns[chartwo] or 0) + quaddata[font]*krn) + local prevchar = isglyph(prev) + if prevchar and prevchar > 0 then + local font = getfont(boundary) + local data = chardata[font][prevchar] + local kerns = data and data.kerns + local kern = new_kern((kerns and kerns[char] or 0) + quaddata[font]*krn) setlink(kern,boundary) return kern, true end @@ -260,7 +261,7 @@ end local function inject_end(boundary,next,keeptogether,krn,ok) local tail = find_node_tail(boundary) - local id = getid(tail) + local char, id = getid(tail) if id == kern_code then if getsubtype(tail) == kerning_code or getattr(tail,a_fontkern) then local inject = true @@ -277,17 +278,16 @@ local function inject_end(boundary,next,keeptogether,krn,ok) return boundary, true end end - elseif id == glyph_code then + elseif char then if keeptogether and keeptogether(tail,two) then -- keep 'm else - local charone = getchar(tail) - if charone > 0 then - local font = getfont(tail) - local chartwo = getchar(next) - local data = chardata[font][charone] - local kerns = data and data.kerns - local kern = (kerns and kerns[chartwo] or 0) + quaddata[font]*krn + local nextchar = isglyph(tail) + if nextchar and nextchar > 0 then + local font = getfont(tail) + local data = chardata[font][nextchar] + local kerns = data and data.kerns + local kern = (kerns and kerns[char] or 0) + quaddata[font]*krn insert_node_after(boundary,tail,new_kern(kern)) return boundary, true end @@ -303,15 +303,14 @@ local function process_list(head,keeptogether,krn,font,okay) local kern = 0 local mark = font and markdata[font] while start do - local id = getid(start) - if id == glyph_code then + local char, id = isglyph(start) + if char then if not font then font = getfont(start) mark = markdata[font] kern = quaddata[font]*krn end if prev then - local char = getchar(start) if mark[char] then -- skip elseif pid == kern_code then diff --git a/tex/context/base/mkiv/typo-lin.lua b/tex/context/base/mkiv/typo-lin.lua index e405d6c21..b794ed13c 100644 --- a/tex/context/base/mkiv/typo-lin.lua +++ b/tex/context/base/mkiv/typo-lin.lua @@ -66,7 +66,6 @@ local glue_code = nodecodes.glue local kern_code = nodecodes.kern local line_code = listcodes.line local localpar_code = nodecodes.localpar -local userskip_code = gluecodes.userskip local leftskip_code = gluecodes.leftskip local rightskip_code = gluecodes.rightskip local parfillskip_code = gluecodes.parfillskip diff --git a/tex/context/base/mkiv/typo-rep.lua b/tex/context/base/mkiv/typo-rep.lua index d95eff68e..a8925a2ce 100644 --- a/tex/context/base/mkiv/typo-rep.lua +++ b/tex/context/base/mkiv/typo-rep.lua @@ -26,7 +26,7 @@ local tonode = nuts.tonode local getnext = nuts.getnext local getchar = nuts.getchar -local getid = nuts.getid +local isglyph = nuts.isglyph local getattr = nuts.getattr @@ -89,11 +89,11 @@ function nodes.handlers.stripping(head) head = tonut(head) local current, done = head, false while current do - if getid(current) == glyph_code then + local char, id = isglyph(current) + if char then -- it's more efficient to keep track of what needs to be kept local todo = getattr(current,a_stripping) if todo == 1 then - local char = getchar(current) local what = glyphs[char] if what then head, current = process(what,head,current,char) diff --git a/tex/context/base/mkiv/typo-spa.lua b/tex/context/base/mkiv/typo-spa.lua index 519ba3f34..f00e3ae6b 100644 --- a/tex/context/base/mkiv/typo-spa.lua +++ b/tex/context/base/mkiv/typo-spa.lua @@ -32,11 +32,10 @@ local tonode = nuts.tonode local getnext = nuts.getnext local getprev = nuts.getprev -local getchar = nuts.getchar -local getid = nuts.getid local getfont = nuts.getfont local getattr = nuts.getattr local setattr = nuts.setattr +local isglyph = nuts.isglyph local insert_node_before = nuts.insert_before local insert_node_after = nuts.insert_after @@ -84,13 +83,12 @@ function spacings.handler(head) -- head is always begin of par (whatsit), so we have at least two prev nodes -- penalty followed by glue while start do - local id = getid(start) - if id == glyph_code then + local char, id = isglyph(start) + if char then local attr = getattr(start,a_spacings) if attr and attr > 0 then local data = mapping[attr] if data then - local char = getchar(start) local map = data.characters[char] setattr(start,a_spacings,unsetvalue) -- needed? if map then diff --git a/tex/context/base/mkiv/typo-sus.lua b/tex/context/base/mkiv/typo-sus.lua index 2f1949ff0..ce1933330 100644 --- a/tex/context/base/mkiv/typo-sus.lua +++ b/tex/context/base/mkiv/typo-sus.lua @@ -42,13 +42,13 @@ local tonut = nodes.tonut local tonode = nodes.tonode local getid = nuts.getid -local getchar = nuts.getchar local getprev = nuts.getprev local getnext = nuts.getnext local getfield = nuts.getfield local getattr = nuts.getattr local getfont = nuts.getfont local getlist = nuts.getlist +local isglyph = nuts.isglyph local setfield = nuts.setfield local setattr = nuts.setattr @@ -166,9 +166,8 @@ function typesetters.marksuspects(head) local lastdone = nil while current do if getattr(current,a_suspecting) then - local id = getid(current) - if id == glyph_code then - local char = getchar(current) + local char, id = isglyph(current) + if char then local code = categories[char] local done = false if punctuation[code] then diff --git a/tex/context/base/mkiv/typo-tal.lua b/tex/context/base/mkiv/typo-tal.lua index 2594b7298..c7efc0f28 100644 --- a/tex/context/base/mkiv/typo-tal.lua +++ b/tex/context/base/mkiv/typo-tal.lua @@ -43,6 +43,7 @@ local getfont = nuts.getfont local getchar = nuts.getchar local getfield = nuts.getfield local getattr = nuts.getattr +local isglyph = nuts.isglyph local setfield = nuts.setfield local setattr = nuts.setattr @@ -196,9 +197,8 @@ function characteralign.handler(originalhead,where) -- we can think of constraints if method == v_number then while current do - local id = getid(current) - if id == glyph_code then - local char = getchar(current) + local char, id = isglyph(current) + if char then local font = getfont(current) -- local unicode = unicodes[font][char] local unicode = fontcharacters[font][char].unicode or char -- ignore tables @@ -273,9 +273,8 @@ function characteralign.handler(originalhead,where) end else while current do - local id = getid(current) - if id == glyph_code then - local char = getchar(current) + local char, id = isglyph(current) + if char then local font = getfont(current) -- local unicode = unicodes[font][char] local unicode = fontcharacters[font][char].unicode or char -- ignore tables diff --git a/tex/context/fonts/mkiv/type-imp-lato.mkiv b/tex/context/fonts/mkiv/type-imp-lato.mkiv index 8fb8647fc..11a386b3f 100644 --- a/tex/context/fonts/mkiv/type-imp-lato.mkiv +++ b/tex/context/fonts/mkiv/type-imp-lato.mkiv @@ -26,7 +26,7 @@ \setups[\s!font:\s!fallback:\s!sans] \definefontsynonym [\s!Sans] [\s!file:lato-reg] [\s!features=\s!default] \definefontsynonym [\s!SansBold] [\s!file:lato-bol] [\s!features=\s!default] - \definefontsynonym [\s!SansItalic] [\s!file:lato-reglta] [\s!features=\s!default] + \definefontsynonym [\s!SansItalic] [\s!file:lato-regita] [\s!features=\s!default] \definefontsynonym [\s!SansBoldItalic] [\s!file:lato-bollta] [\s!features=\s!default] \stoptypescript @@ -35,7 +35,7 @@ \definefontsynonym [\s!Sans] [\s!file:lato-lig] [\s!features=\s!default] \definefontsynonym [\s!SansBold] [\s!file:lato-reg] [\s!features=\s!default] \definefontsynonym [\s!SansItalic] [\s!file:lato-liglta] [\s!features=\s!default] - \definefontsynonym [\s!SansBoldItalic] [\s!file:lato-reglta] [\s!features=\s!default] + \definefontsynonym [\s!SansBoldItalic] [\s!file:lato-regita] [\s!features=\s!default] \stoptypescript \starttypescript [\s!sans] [lato-dark] [\s!name] diff --git a/tex/context/fonts/mkiv/type-imp-texgyre.mkiv b/tex/context/fonts/mkiv/type-imp-texgyre.mkiv index ca5d456e5..86db8c603 100644 --- a/tex/context/fonts/mkiv/type-imp-texgyre.mkiv +++ b/tex/context/fonts/mkiv/type-imp-texgyre.mkiv @@ -52,7 +52,7 @@ \definetypescriptprefix [n:courier] [TeXGyreCursor] \definetypescriptprefix [n:chancery] [TeXGyreChorus] - \starttypescript [\s!serif,\s!sans] [adventor,bonum,bookman,heros,helvetica,pagella,palatino,bonum,bookman,schola,schoolbook,termes,times] + \starttypescript [\s!serif,\s!sans] [adventor,bonum,bookman,heros,helvetica,pagella,palatino,schola,schoolbook,termes,times] \definefontsynonym [\typescriptprefix{n:\typescripttwo}-Regular] [\s!file:texgyre\typescriptprefix{f:\typescripttwo}-regular] [\s!features=\s!default] \definefontsynonym [\typescriptprefix{n:\typescripttwo}-Italic] [\s!file:texgyre\typescriptprefix{f:\typescripttwo}-italic] [\s!features=\s!default] \definefontsynonym [\typescriptprefix{n:\typescripttwo}-Bold] [\s!file:texgyre\typescriptprefix{f:\typescripttwo}-bold] [\s!features=\s!default] diff --git a/tex/context/interface/common/keys-cs.xml b/tex/context/interface/common/keys-cs.xml index ea492e3d0..01504609a 100644 --- a/tex/context/interface/common/keys-cs.xml +++ b/tex/context/interface/common/keys-cs.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-de.xml b/tex/context/interface/common/keys-de.xml index 26c226166..97a8ef09b 100644 --- a/tex/context/interface/common/keys-de.xml +++ b/tex/context/interface/common/keys-de.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-en.xml b/tex/context/interface/common/keys-en.xml index 709e393a7..c22ee2820 100644 --- a/tex/context/interface/common/keys-en.xml +++ b/tex/context/interface/common/keys-en.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-fr.xml b/tex/context/interface/common/keys-fr.xml index 442d9c91d..b03d55d6d 100644 --- a/tex/context/interface/common/keys-fr.xml +++ b/tex/context/interface/common/keys-fr.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-it.xml b/tex/context/interface/common/keys-it.xml index 0860dc302..622e73f4a 100644 --- a/tex/context/interface/common/keys-it.xml +++ b/tex/context/interface/common/keys-it.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-nl.xml b/tex/context/interface/common/keys-nl.xml index 50d18abb5..21040d080 100644 --- a/tex/context/interface/common/keys-nl.xml +++ b/tex/context/interface/common/keys-nl.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-pe.xml b/tex/context/interface/common/keys-pe.xml index 297b22ce4..adf7c3e23 100644 --- a/tex/context/interface/common/keys-pe.xml +++ b/tex/context/interface/common/keys-pe.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/interface/common/keys-ro.xml b/tex/context/interface/common/keys-ro.xml index 21a10c7c2..474a2ade5 100644 --- a/tex/context/interface/common/keys-ro.xml +++ b/tex/context/interface/common/keys-ro.xml @@ -1090,6 +1090,7 @@ + diff --git a/tex/context/modules/mkiv/m-json.mkiv b/tex/context/modules/mkiv/m-json.mkiv index 329aa0f31..095b49558 100644 --- a/tex/context/modules/mkiv/m-json.mkiv +++ b/tex/context/modules/mkiv/m-json.mkiv @@ -27,4 +27,6 @@ \registerctxluafile{util-jsn}{} +% \def\u#1#2#3#4{\cldcontext{utf.char(0x#1#2#3#4)}} + \stopmodule diff --git a/tex/context/modules/mkiv/m-visual.mkiv b/tex/context/modules/mkiv/m-visual.mkiv index ee48836ed..01fae49e2 100644 --- a/tex/context/modules/mkiv/m-visual.mkiv +++ b/tex/context/modules/mkiv/m-visual.mkiv @@ -90,7 +90,7 @@ \def\dofakewords#1% {\bgroup \dorecurse{#1} - {\iffaketrigger\char\zerocount\fi % so that e.g. line numbering works + {\iffaketrigger\signalcharacter\fi % so that e.g. line numbering works \getrandomcount\scratchcounter{1}{5}% \dorecurse\scratchcounter {\getrandomdimen\scratchdimen{.5em}{1.25em}% diff --git a/tex/context/modules/mkiv/x-set-11.mkiv b/tex/context/modules/mkiv/x-set-11.mkiv index 661f3fb4f..ce14b0619 100644 --- a/tex/context/modules/mkiv/x-set-11.mkiv +++ b/tex/context/modules/mkiv/x-set-11.mkiv @@ -13,7 +13,7 @@ %C details. % we can make this module a bit cleaner using more recent features -% like sorting the xml directly +% like sorting the xml directly .. will happen stepwise % \startluacode % collectgarbage("stop") @@ -506,25 +506,25 @@ \installsetuponlycommandhandler \??interfacesetup {setup} % \??interfacesetup -\unexpanded\def\c!setup!definereserved#1#2% +\unexpanded\def\cmd_define_reserved#1#2% {\setvalue{\??interfacesetupreserved#1}{#2}} -\unexpanded\def\c!setup!reserved!#1% +\unexpanded\def\cmd_reserved_value#1% {\executeifdefined{\??interfacesetupreserved#1}{#1}} -\unexpanded\def\c!setup!internal!#1% +\unexpanded\def\cmd_internal_value#1% {\dontleavehmode \begingroup \setupintfont{#1}% \endgroup} -\unexpanded\def\c!setup!text!#1% +\unexpanded\def\cmd_text_value#1% {\dontleavehmode \begingroup \setupvarfont{#1}% \endgroup} -\unexpanded\def\c!setup!command!#1% +\unexpanded\def\cmd_command_value#1% {{\setupvarfont{\texescape...#1}}} \defineregister @@ -674,36 +674,42 @@ \newconstant\kindofsetup -\unexpanded\def\basicsetup{\kindofsetup\zerocount\doshowsetup} -\unexpanded\def\shortsetup{\kindofsetup\plusone \doshowsetup} -\unexpanded\def\setup {\kindofsetup\plustwo \doshowsetup} -\unexpanded\def\showsetup {\kindofsetup\plustwo \doshowsetup} +\unexpanded\def\basicsetup{\kindofsetup\zerocount\cmd_show_setup} +\unexpanded\def\shortsetup{\kindofsetup\plusone \cmd_show_setup} +\unexpanded\def\setup {\kindofsetup\plustwo \cmd_show_setup} +\unexpanded\def\showsetup {\kindofsetup\plustwo \cmd_show_setup} -%unexpanded\def\showsetupinlist#1#2#3{\kindofsetup\plustwo\showsetupindeed{#3}\par} -\unexpanded\def\showsetupinlist#1#2#3{\kindofsetup\plustwo\xmlsetup{#3}{xml:setups:typeset}\par} +\unexpanded\def\showsetupinlist#1#2#3% + {\kindofsetup\plustwo\xmlsetup{#3}{xml:setups:typeset}\par} % todo: only references in lists -\unexpanded\def\doshowsetup - {\dosingleempty\dodoshowsetup} +\newconditional\c_cmd_showsetup -\def\dodoshowsetup[#1]% +\installtextracker + {cmd.showsetup} + {\settrue\c_cmd_showsetup} + {\setfalse\c_cmd_showsetup} + +\unexpanded\def\cmd_show_setup + {\doifelsenextoptionalcs\cmd_show_setup_yes\cmd_show_setup_nop} + +\def\cmd_show_setup_yes[#1]% {\iffirstargument - \dododoshowsetup{#1}% + \cmd_show_setup_nop{#1}% \else - \expandafter\dododoshowsetup + \expandafter\cmd_show_setup_nop \fi} -\def\dododoshowsetup#1% this will trigger 'used' +\def\cmd_show_setup_nop#1% this will trigger 'used' {\registersort[texcommand][stp:x:#1]% - \showsetupindeed{#1}} - -\def\showsetupindeed#1% - {\startelement[setup][name=#1]% + \ifconditional\c_cmd_showsetup + \writestatus{setup}{#1 / \rawsynonymname{texcommand}{stp:x:#1}}% + \fi + \startelement[setup][name=#1]% \startelement[noexport][comment={setup definition #1}]% -% \nospaces\plusone \xmlsetup{\rawsynonymname{texcommand}{stp:x:#1}}{xml:setups:typeset} - % \xmlfilterlist{\loadedsetups}{/interface/command['#1' == (@type=='environment' and '\e!start' or '') .. @name]/command(xml:setups:typeset)}% + % \xmlfilterlist{\loadedsetups}{/interface/command['#1' == (@type=='environment' and '\e!start' or '') .. @name]/command(xml:setups:typeset)}% \stopelement \stopelement} @@ -1006,9 +1012,9 @@ \startxmlsetups xml:setups:parameter \doifmodeelse {setups-measure} { - \c!setup!reserved!{\xmlatt{#1}{name}}\par + \cmd_reserved_value{\xmlatt{#1}{name}}\par } { - \startsecondSETUPcolumn{\c!setup!reserved!{\xmlatt{#1}{name}}}{=} + \startsecondSETUPcolumn{\cmd_reserved_value{\xmlatt{#1}{name}}}{=} \ignorespaces \xmlflush{#1} \doifmode{interface:setup:defaults} { @@ -1037,21 +1043,21 @@ \xmlmapvalue{setups:method}{none} {} \startxmlsetups xml:setups:constant:value - \c!setup!reserved!{\xmlatt{#1}{type}} + \cmd_reserved_value{\xmlatt{#1}{type}} \stopxmlsetups \startxmlsetups xml:setups:constant \doifelsemode {setups-pass-one} { } { \doifsomethingelse{\xmlatt{#1}{prefix}} { - \c!setup!reserved!{\xmllastatt} + \cmd_reserved_value{\xmllastatt} \xmlmappedvalue{setups:method}{\xmlatt{#1}{method}}{none} } { \doif {\xmlatt{#1}{default}} {yes} { \underbar % next needs to be {braced} } } - {\c!setup!reserved!{\xmlatt{#1}{type}}} + {\cmd_reserved_value{\xmlatt{#1}{type}}} \space \ignorespaces } @@ -1061,7 +1067,7 @@ \doifelsemode {setups-pass-one} { \expanded{\setupintfont{\xmlatt{#1}{value}}}\ignorespaces } { - \c!setup!reserved!{\xmlatt{#1}{value}} + \cmd_reserved_value{\xmlatt{#1}{value}} \space \ignorespaces } @@ -1069,7 +1075,7 @@ \startxmlsetups xml:setups:inherit \secondSETUPcolumn { - \c!setup!text!{\getmessage{setup}{inherits}} + \cmd_text_value{\getmessage{setup}{inherits}} \enspace \letterbackslash \xmlatt{#1}{name} @@ -1079,64 +1085,64 @@ \unexpanded\def\simpleSETUPargument#1% {\startfirstSETUPcolumn{\showSETUPnumber}% - \c!setup!internal!{#1}% + \cmd_internal_value{#1}% \stopfirstSETUPcolumn \blank[\v!halfline] \ignorespaces} -\c!setup!definereserved {cd:command} {\c!setup!internal!{\getmessage{setup}{command}}} -\c!setup!definereserved {cd:dimension} {\c!setup!internal!{\getmessage{setup}{dimension}}} -\c!setup!definereserved {cd:file} {\c!setup!internal!{\getmessage{setup}{file}}} -\c!setup!definereserved {cd:buffer} {\c!setup!internal!{\getmessage{setup}{buffer}}} -\c!setup!definereserved {cd:name} {\c!setup!internal!{\getmessage{setup}{identifier}}} -\c!setup!definereserved {cd:character} {\c!setup!internal!{\getmessage{setup}{character}}} -\c!setup!definereserved {cd:mark} {\c!setup!internal!{\getmessage{setup}{mark}}} -\c!setup!definereserved {cd:number} {\c!setup!internal!{\getmessage{setup}{number}}} -\c!setup!definereserved {cd:first} {\c!setup!internal!{\getmessage{setup}{first}}} -\c!setup!definereserved {cd:last} {\c!setup!internal!{\getmessage{setup}{last}}} -\c!setup!definereserved {cd:reference} {\c!setup!internal!{\getmessage{setup}{reference}}} -\c!setup!definereserved {cd:plural} {\c!setup!internal!{\getmessage{setup}{plural}}} -\c!setup!definereserved {cd:singular} {\c!setup!internal!{\getmessage{setup}{singular}}} -\c!setup!definereserved {cd:text} {\c!setup!internal!{\getmessage{setup}{text}}} -\c!setup!definereserved {cd:formula} {\c!setup!internal!{\getmessage{setup}{formula}}} -\c!setup!definereserved {cd:file} {\c!setup!internal!{\getmessage{setup}{file}}} -\c!setup!definereserved {cd:matrix} {\c!setup!internal!{\getmessage{setup}{matrix}}} -\c!setup!definereserved {cd:list} {\c!setup!internal!{\getmessage{setup}{list}}} -\c!setup!definereserved {cd:section} {\c!setup!internal!{\getmessage{setup}{section}}} -\c!setup!definereserved {cd:language} {\c!setup!internal!{\getmessage{setup}{language}}} -\c!setup!definereserved {cd:section} {\c!setup!internal!{\getmessage{setup}{section}}} -\c!setup!definereserved {cd:language} {\c!setup!internal!{\getmessage{setup}{language}}} -\c!setup!definereserved {cd:processor} {\c!setup!internal!{\getmessage{setup}{processor}}} -\c!setup!definereserved {cd:style} {\c!setup!internal!{\getmessage{setup}{style}}} -\c!setup!definereserved {cd:font} {\c!setup!internal!{\getmessage{setup}{font}}} -\c!setup!definereserved {cd:character} {\c!setup!internal!{\getmessage{setup}{character}}} -\c!setup!definereserved {cd:userdata} {\c!setup!internal!{\getmessage{setup}{userdata}}} -\c!setup!definereserved {cd:key} {\c!setup!internal!{\getmessage{setup}{key}}} -\c!setup!definereserved {cd:value} {\c!setup!internal!{\getmessage{setup}{value}}} -\c!setup!definereserved {cd:color} {\c!setup!internal!{\getmessage{setup}{color}}} -\c!setup!definereserved {cd:template} {\c!setup!internal!{\getmessage{setup}{template}}} -\c!setup!definereserved {cd:node} {\c!setup!internal!{\getmessage{setup}{node}}} -\c!setup!definereserved {cd:lpath} {\c!setup!internal!{\getmessage{setup}{lpath}}} -\c!setup!definereserved {cd:setup} {\c!setup!internal!{\getmessage{setup}{setup}}} -\c!setup!definereserved {cd:xmlsetup} {\c!setup!internal!{\getmessage{setup}{xmlsetup}}} -\c!setup!definereserved {cd:luafunction} {\c!setup!internal!{\getmessage{setup}{luafunction}}} -\c!setup!definereserved {cd:marking} {\c!setup!internal!{\getmessage{setup}{marking}}} -\c!setup!definereserved {cd:sectionblock} {\c!setup!internal!{\getmessage{setup}{sectionblock}}} -\c!setup!definereserved {cd:row} {\c!setup!internal!{\getmessage{setup}{row}}} -\c!setup!definereserved {cd:column} {\c!setup!internal!{\getmessage{setup}{column}}} -\c!setup!definereserved {cd:url} {\c!setup!internal!{\getmessage{setup}{url}}} -\c!setup!definereserved {cd:true} {\c!setup!internal!{\getmessage{setup}{true}}} -\c!setup!definereserved {cd:false} {\c!setup!internal!{\getmessage{setup}{false}}} -\c!setup!definereserved {cd:category} {\c!setup!internal!{\getmessage{setup}{category}}} -\c!setup!definereserved {cd:csname} {\c!setup!internal!{\getmessage{setup}{csname}}} -\c!setup!definereserved {cd:content} {\c!setup!internal!{\getmessage{setup}{content}}} - -%c!setup!definereserved {cd:noargument} {\c!setup!command! {}} -\c!setup!definereserved {cd:oneargument} {\c!setup!command! {\texthash1}} -\c!setup!definereserved {cd:twoarguments} {\c!setup!command! {\texthash1\texthash2}} -\c!setup!definereserved {cd:threearguments} {\c!setup!command! {\texthash1\texthash2\texthash3}} - -\c!setup!definereserved {cd:sign} {[-+]} +\cmd_define_reserved {cd:command} {\cmd_internal_value{\getmessage{setup}{command}}} +\cmd_define_reserved {cd:dimension} {\cmd_internal_value{\getmessage{setup}{dimension}}} +\cmd_define_reserved {cd:file} {\cmd_internal_value{\getmessage{setup}{file}}} +\cmd_define_reserved {cd:buffer} {\cmd_internal_value{\getmessage{setup}{buffer}}} +\cmd_define_reserved {cd:name} {\cmd_internal_value{\getmessage{setup}{identifier}}} +\cmd_define_reserved {cd:character} {\cmd_internal_value{\getmessage{setup}{character}}} +\cmd_define_reserved {cd:mark} {\cmd_internal_value{\getmessage{setup}{mark}}} +\cmd_define_reserved {cd:number} {\cmd_internal_value{\getmessage{setup}{number}}} +\cmd_define_reserved {cd:first} {\cmd_internal_value{\getmessage{setup}{first}}} +\cmd_define_reserved {cd:last} {\cmd_internal_value{\getmessage{setup}{last}}} +\cmd_define_reserved {cd:reference} {\cmd_internal_value{\getmessage{setup}{reference}}} +\cmd_define_reserved {cd:plural} {\cmd_internal_value{\getmessage{setup}{plural}}} +\cmd_define_reserved {cd:singular} {\cmd_internal_value{\getmessage{setup}{singular}}} +\cmd_define_reserved {cd:text} {\cmd_internal_value{\getmessage{setup}{text}}} +\cmd_define_reserved {cd:formula} {\cmd_internal_value{\getmessage{setup}{formula}}} +\cmd_define_reserved {cd:file} {\cmd_internal_value{\getmessage{setup}{file}}} +\cmd_define_reserved {cd:matrix} {\cmd_internal_value{\getmessage{setup}{matrix}}} +\cmd_define_reserved {cd:list} {\cmd_internal_value{\getmessage{setup}{list}}} +\cmd_define_reserved {cd:section} {\cmd_internal_value{\getmessage{setup}{section}}} +\cmd_define_reserved {cd:language} {\cmd_internal_value{\getmessage{setup}{language}}} +\cmd_define_reserved {cd:section} {\cmd_internal_value{\getmessage{setup}{section}}} +\cmd_define_reserved {cd:language} {\cmd_internal_value{\getmessage{setup}{language}}} +\cmd_define_reserved {cd:processor} {\cmd_internal_value{\getmessage{setup}{processor}}} +\cmd_define_reserved {cd:style} {\cmd_internal_value{\getmessage{setup}{style}}} +\cmd_define_reserved {cd:font} {\cmd_internal_value{\getmessage{setup}{font}}} +\cmd_define_reserved {cd:character} {\cmd_internal_value{\getmessage{setup}{character}}} +\cmd_define_reserved {cd:userdata} {\cmd_internal_value{\getmessage{setup}{userdata}}} +\cmd_define_reserved {cd:key} {\cmd_internal_value{\getmessage{setup}{key}}} +\cmd_define_reserved {cd:value} {\cmd_internal_value{\getmessage{setup}{value}}} +\cmd_define_reserved {cd:color} {\cmd_internal_value{\getmessage{setup}{color}}} +\cmd_define_reserved {cd:template} {\cmd_internal_value{\getmessage{setup}{template}}} +\cmd_define_reserved {cd:node} {\cmd_internal_value{\getmessage{setup}{node}}} +\cmd_define_reserved {cd:lpath} {\cmd_internal_value{\getmessage{setup}{lpath}}} +\cmd_define_reserved {cd:setup} {\cmd_internal_value{\getmessage{setup}{setup}}} +\cmd_define_reserved {cd:xmlsetup} {\cmd_internal_value{\getmessage{setup}{xmlsetup}}} +\cmd_define_reserved {cd:luafunction} {\cmd_internal_value{\getmessage{setup}{luafunction}}} +\cmd_define_reserved {cd:marking} {\cmd_internal_value{\getmessage{setup}{marking}}} +\cmd_define_reserved {cd:sectionblock} {\cmd_internal_value{\getmessage{setup}{sectionblock}}} +\cmd_define_reserved {cd:row} {\cmd_internal_value{\getmessage{setup}{row}}} +\cmd_define_reserved {cd:column} {\cmd_internal_value{\getmessage{setup}{column}}} +\cmd_define_reserved {cd:url} {\cmd_internal_value{\getmessage{setup}{url}}} +\cmd_define_reserved {cd:true} {\cmd_internal_value{\getmessage{setup}{true}}} +\cmd_define_reserved {cd:false} {\cmd_internal_value{\getmessage{setup}{false}}} +\cmd_define_reserved {cd:category} {\cmd_internal_value{\getmessage{setup}{category}}} +\cmd_define_reserved {cd:csname} {\cmd_internal_value{\getmessage{setup}{csname}}} +\cmd_define_reserved {cd:content} {\cmd_internal_value{\getmessage{setup}{content}}} + +%cmd_define_reserved {cd:noargument} {\cmd_command_value {}} +\cmd_define_reserved {cd:oneargument} {\cmd_command_value {\texthash1}} +\cmd_define_reserved {cd:twoarguments} {\cmd_command_value {\texthash1\texthash2}} +\cmd_define_reserved {cd:threearguments} {\cmd_command_value {\texthash1\texthash2\texthash3}} + +\cmd_define_reserved {cd:sign} {[-+]} %D Auxiliary. @@ -1148,7 +1154,7 @@ \setbox2=\hbox to \wd0 {\hss \raise1.25\exheight\hbox - {\tx\ifcase\maximumSETUPargument\relax + {\txx\ifcase\maximumSETUPargument\relax \or*\else\currentSETUPargument \fi}% \hss}% @@ -1158,7 +1164,7 @@ \bgroup \txx \doif {\xmlatt{#1}{optional}} {yes} - {\c!setup!internal!{\getmessage{setup}{optional}}}% + {\cmd_internal_value{\getmessage{setup}{optional}}}% \egroup \hss}% \ht2\ht\strutbox @@ -1195,6 +1201,9 @@ \unexpanded\def\setupEQsymbol % we raise the number already {.\lower.25\exheight\hpack{=}.} +\unexpanded\def\setupAPPLYsymbol % we raise the number already + {..\lower.25\exheight\hpack{=>}..} + \starttexdefinition unexpanded showSETUPassignmentbraces #1 \ifcase\kindofsetup \showSETUPline{\letterleftbrace\setupEQsymbol\letterrightbrace} @@ -1341,8 +1350,8 @@ \unexpanded\def\showSETUPapply#1% {\showSETUP{#1} - {[..=>..]} - {[..,..=>..,...]}} + {[\setupAPPLYsymbol]} + {[..,\setupAPPLYsymbol,...]}} \unexpanded\def\showSETUPtwowords#1% {\showSETUP{#1} @@ -1356,7 +1365,7 @@ \unexpanded\def\showSETUPcsname#1% {\showSETUP{#1} - {{\c!setup!command!{}}} + {{\cmd_command_value{}}} {}} \unexpanded\def\showSETUPdestination#1% @@ -1477,7 +1486,7 @@ % official interface \unexpanded\def\cmdinternal#1% - {{\tttf\c!setup!reserved!{#1}}} % todo color .. highlight + {{\tttf\cmd_reserved_value{#1}}} % todo color .. highlight \let\cmdbasicsetup\basicsetup \let\cmdshortsetup\shortsetup diff --git a/tex/generic/context/luatex/luatex-basics-chr.lua b/tex/generic/context/luatex/luatex-basics-chr.lua new file mode 100644 index 000000000..4329256f2 --- /dev/null +++ b/tex/generic/context/luatex/luatex-basics-chr.lua @@ -0,0 +1,758 @@ +-- automatically generated from context data + +characters = characters or { } + +-- dummies + +characters.blockrange = { } + +-- classifiers needed for analysis + +characters.classifiers={ + [1536]=4, + [1537]=4, + [1538]=4, + [1539]=4, + [1540]=4, + [1541]=4, + [1542]=6, + [1543]=6, + [1544]=4, + [1545]=6, + [1546]=6, + [1547]=4, + [1548]=6, + [1549]=6, + [1550]=6, + [1551]=6, + [1552]=5, + [1553]=5, + [1554]=5, + [1555]=5, + [1556]=5, + [1557]=5, + [1558]=5, + [1559]=5, + [1560]=5, + [1561]=5, + [1562]=5, + [1563]=6, + [1564]=6, + [1566]=6, + [1567]=6, + [1568]=2, + [1569]=4, + [1570]=3, + [1571]=3, + [1572]=3, + [1573]=3, + [1574]=2, + [1575]=3, + [1576]=2, + [1577]=3, + [1578]=2, + [1579]=2, + [1580]=2, + [1581]=2, + [1582]=2, + [1583]=3, + [1584]=3, + [1585]=3, + [1586]=3, + [1587]=2, + [1588]=2, + [1589]=2, + [1590]=2, + [1591]=2, + [1592]=2, + [1593]=2, + [1594]=2, + [1595]=2, + [1596]=2, + [1597]=2, + [1598]=2, + [1599]=2, + [1600]=2, + [1601]=2, + [1602]=2, + [1603]=2, + [1604]=2, + [1605]=2, + [1606]=2, + [1607]=2, + [1608]=3, + [1609]=2, + [1610]=2, + [1611]=5, + [1612]=5, + [1613]=5, + [1614]=5, + [1615]=5, + [1616]=5, + [1617]=5, + [1618]=5, + [1619]=5, + [1620]=5, + [1621]=5, + [1622]=5, + [1623]=5, + [1624]=5, + [1625]=5, + [1626]=5, + [1627]=5, + [1628]=5, + [1629]=5, + [1630]=5, + [1631]=5, + [1632]=6, + [1633]=6, + [1634]=6, + [1635]=6, + [1636]=6, + [1637]=6, + [1638]=6, + [1639]=6, + [1640]=6, + [1641]=6, + [1642]=6, + [1643]=6, + [1644]=6, + [1645]=6, + [1646]=2, + [1647]=2, + [1648]=5, + [1649]=3, + [1650]=3, + [1651]=3, + [1652]=4, + [1653]=3, + [1654]=3, + [1655]=3, + [1656]=2, + [1657]=2, + [1658]=2, + [1659]=2, + [1660]=2, + [1661]=2, + [1662]=2, + [1663]=2, + [1664]=2, + [1665]=2, + [1666]=2, + [1667]=2, + [1668]=2, + [1669]=2, + [1670]=2, + [1671]=2, + [1672]=3, + [1673]=3, + [1674]=3, + [1675]=3, + [1676]=3, + [1677]=3, + [1678]=3, + [1679]=3, + [1680]=3, + [1681]=3, + [1682]=3, + [1683]=3, + [1684]=3, + [1685]=3, + [1686]=3, + [1687]=3, + [1688]=3, + [1689]=3, + [1690]=2, + [1691]=2, + [1692]=2, + [1693]=2, + [1694]=2, + [1695]=2, + [1696]=2, + [1697]=2, + [1698]=2, + [1699]=2, + [1700]=2, + [1701]=2, + [1702]=2, + [1703]=2, + [1704]=2, + [1705]=2, + [1706]=2, + [1707]=2, + [1708]=2, + [1709]=2, + [1710]=2, + [1711]=2, + [1712]=2, + [1713]=2, + [1714]=2, + [1715]=2, + [1716]=2, + [1717]=2, + [1718]=2, + [1719]=2, + [1720]=2, + [1721]=2, + [1722]=2, + [1723]=2, + [1724]=2, + [1725]=2, + [1726]=2, + [1727]=2, + [1728]=3, + [1729]=2, + [1730]=2, + [1731]=3, + [1732]=3, + [1733]=3, + [1734]=3, + [1735]=3, + [1736]=3, + [1737]=3, + [1738]=3, + [1739]=3, + [1740]=2, + [1741]=3, + [1742]=2, + [1743]=3, + [1744]=2, + [1745]=2, + [1746]=3, + [1747]=3, + [1748]=6, + [1749]=3, + [1750]=5, + [1751]=5, + [1752]=5, + [1753]=5, + [1754]=5, + [1755]=5, + [1756]=5, + [1757]=4, + [1758]=6, + [1759]=5, + [1760]=5, + [1761]=5, + [1762]=5, + [1763]=5, + [1764]=5, + [1765]=6, + [1766]=6, + [1767]=5, + [1768]=5, + [1769]=6, + [1770]=5, + [1771]=5, + [1772]=5, + [1773]=5, + [1774]=3, + [1775]=3, + [1776]=6, + [1777]=6, + [1778]=6, + [1779]=6, + [1780]=6, + [1781]=6, + [1782]=6, + [1783]=6, + [1784]=6, + [1785]=6, + [1786]=2, + [1787]=2, + [1788]=2, + [1789]=6, + [1790]=6, + [1791]=2, + [1792]=6, + [1793]=6, + [1794]=6, + [1795]=6, + [1796]=6, + [1797]=6, + [1798]=6, + [1799]=6, + [1800]=6, + [1801]=6, + [1802]=6, + [1803]=6, + [1804]=6, + [1805]=6, + [1807]=6, + [1808]=3, + [1809]=5, + [1810]=2, + [1811]=2, + [1812]=2, + [1813]=3, + [1814]=3, + [1815]=3, + [1816]=3, + [1817]=3, + [1818]=2, + [1819]=2, + [1820]=2, + [1821]=2, + [1822]=3, + [1823]=2, + [1824]=2, + [1825]=2, + [1826]=2, + [1827]=2, + [1828]=2, + [1829]=2, + [1830]=2, + [1831]=2, + [1832]=3, + [1833]=2, + [1834]=3, + [1835]=2, + [1836]=3, + [1837]=2, + [1838]=2, + [1839]=3, + [1840]=5, + [1841]=5, + [1842]=5, + [1843]=5, + [1844]=5, + [1845]=5, + [1846]=5, + [1847]=5, + [1848]=5, + [1849]=5, + [1850]=5, + [1851]=5, + [1852]=5, + [1853]=5, + [1854]=5, + [1855]=5, + [1856]=5, + [1857]=5, + [1858]=5, + [1859]=5, + [1860]=5, + [1861]=5, + [1862]=5, + [1863]=5, + [1864]=5, + [1865]=5, + [1866]=5, + [1869]=3, + [1870]=2, + [1871]=2, + [1872]=2, + [1873]=2, + [1874]=2, + [1875]=2, + [1876]=2, + [1877]=2, + [1878]=2, + [1879]=2, + [1880]=2, + [1881]=3, + [1882]=3, + [1883]=3, + [1884]=2, + [1885]=2, + [1886]=2, + [1887]=2, + [1888]=2, + [1889]=2, + [1890]=2, + [1891]=2, + [1892]=2, + [1893]=2, + [1894]=2, + [1895]=2, + [1896]=2, + [1897]=2, + [1898]=2, + [1899]=3, + [1900]=3, + [1901]=2, + [1902]=2, + [1903]=2, + [1904]=2, + [1905]=3, + [1906]=2, + [1907]=3, + [1908]=3, + [1909]=2, + [1910]=2, + [1911]=2, + [1912]=3, + [1913]=3, + [1914]=2, + [1915]=2, + [1916]=2, + [1917]=2, + [1918]=2, + [1919]=2, + [1984]=6, + [1985]=6, + [1986]=6, + [1987]=6, + [1988]=6, + [1989]=6, + [1990]=6, + [1991]=6, + [1992]=6, + [1993]=6, + [1994]=2, + [1995]=2, + [1996]=2, + [1997]=2, + [1998]=2, + [1999]=2, + [2000]=2, + [2001]=2, + [2002]=2, + [2003]=2, + [2004]=2, + [2005]=2, + [2006]=2, + [2007]=2, + [2008]=2, + [2009]=2, + [2010]=2, + [2011]=2, + [2012]=2, + [2013]=2, + [2014]=2, + [2015]=2, + [2016]=2, + [2017]=2, + [2018]=2, + [2019]=2, + [2020]=2, + [2021]=2, + [2022]=2, + [2023]=2, + [2024]=2, + [2025]=2, + [2026]=2, + [2027]=5, + [2028]=5, + [2029]=5, + [2030]=5, + [2031]=5, + [2032]=5, + [2033]=5, + [2034]=5, + [2035]=5, + [2036]=6, + [2037]=6, + [2038]=6, + [2039]=6, + [2040]=6, + [2041]=6, + [2042]=2, + [2112]=3, + [2113]=2, + [2114]=2, + [2115]=2, + [2116]=2, + [2117]=2, + [2118]=3, + [2119]=3, + [2120]=2, + [2121]=3, + [2122]=2, + [2123]=2, + [2124]=2, + [2125]=2, + [2126]=2, + [2127]=2, + [2128]=2, + [2129]=2, + [2130]=2, + [2131]=2, + [2132]=3, + [2133]=2, + [2134]=4, + [2135]=4, + [2136]=4, + [2208]=2, + [2209]=2, + [2210]=2, + [2211]=2, + [2212]=2, + [2213]=2, + [2214]=2, + [2215]=2, + [2216]=2, + [2217]=2, + [2218]=3, + [2219]=3, + [2220]=3, + [2221]=4, + [2222]=3, + [2223]=2, + [2224]=2, + [2225]=3, + [2226]=3, + [2227]=2, + [2228]=2, + [6150]=4, + [6151]=2, + [6154]=2, + [6158]=4, + [6176]=2, + [6177]=2, + [6178]=2, + [6179]=2, + [6180]=2, + [6181]=2, + [6182]=2, + [6183]=2, + [6184]=2, + [6185]=2, + [6186]=2, + [6187]=2, + [6188]=2, + [6189]=2, + [6190]=2, + [6191]=2, + [6192]=2, + [6193]=2, + [6194]=2, + [6195]=2, + [6196]=2, + [6197]=2, + [6198]=2, + [6199]=2, + [6200]=2, + [6201]=2, + [6202]=2, + [6203]=2, + [6204]=2, + [6205]=2, + [6206]=2, + [6207]=2, + [6208]=2, + [6209]=2, + [6210]=2, + [6211]=2, + [6212]=2, + [6213]=2, + [6214]=2, + [6215]=2, + [6216]=2, + [6217]=2, + [6218]=2, + [6219]=2, + [6220]=2, + [6221]=2, + [6222]=2, + [6223]=2, + [6224]=2, + [6225]=2, + [6226]=2, + [6227]=2, + [6228]=2, + [6229]=2, + [6230]=2, + [6231]=2, + [6232]=2, + [6233]=2, + [6234]=2, + [6235]=2, + [6236]=2, + [6237]=2, + [6238]=2, + [6239]=2, + [6240]=2, + [6241]=2, + [6242]=2, + [6243]=2, + [6244]=2, + [6245]=2, + [6246]=2, + [6247]=2, + [6248]=2, + [6249]=2, + [6250]=2, + [6251]=2, + [6252]=2, + [6253]=2, + [6254]=2, + [6255]=2, + [6256]=2, + [6257]=2, + [6258]=2, + [6259]=2, + [6260]=2, + [6261]=2, + [6262]=2, + [6263]=2, + [6272]=4, + [6273]=4, + [6274]=4, + [6275]=4, + [6276]=4, + [6277]=4, + [6278]=4, + [6279]=2, + [6280]=2, + [6281]=2, + [6282]=2, + [6283]=2, + [6284]=2, + [6285]=2, + [6286]=2, + [6287]=2, + [6288]=2, + [6289]=2, + [6290]=2, + [6291]=2, + [6292]=2, + [6293]=2, + [6294]=2, + [6295]=2, + [6296]=2, + [6297]=2, + [6298]=2, + [6299]=2, + [6300]=2, + [6301]=2, + [6302]=2, + [6303]=2, + [6304]=2, + [6305]=2, + [6306]=2, + [6307]=2, + [6308]=2, + [6309]=2, + [6310]=2, + [6311]=2, + [6312]=2, + [6314]=2, + [8204]=4, + [8205]=2, + [8294]=4, + [8295]=4, + [8296]=4, + [8297]=4, + [43072]=2, + [43073]=2, + [43074]=2, + [43075]=2, + [43076]=2, + [43077]=2, + [43078]=2, + [43079]=2, + [43080]=2, + [43081]=2, + [43082]=2, + [43083]=2, + [43084]=2, + [43085]=2, + [43086]=2, + [43087]=2, + [43088]=2, + [43089]=2, + [43090]=2, + [43091]=2, + [43092]=2, + [43093]=2, + [43094]=2, + [43095]=2, + [43096]=2, + [43097]=2, + [43098]=2, + [43099]=2, + [43100]=2, + [43101]=2, + [43102]=2, + [43103]=2, + [43104]=2, + [43105]=2, + [43106]=2, + [43107]=2, + [43108]=2, + [43109]=2, + [43110]=2, + [43111]=2, + [43112]=2, + [43113]=2, + [43114]=2, + [43115]=2, + [43116]=2, + [43117]=2, + [43118]=2, + [43119]=2, + [43120]=2, + [43121]=2, + [43122]=1, + [43123]=4, + [68288]=2, + [68289]=2, + [68290]=2, + [68291]=2, + [68292]=2, + [68293]=3, + [68294]=4, + [68295]=3, + [68296]=4, + [68297]=3, + [68298]=3, + [68299]=4, + [68300]=4, + [68301]=1, + [68302]=3, + [68303]=3, + [68304]=3, + [68305]=3, + [68306]=3, + [68307]=2, + [68308]=2, + [68309]=2, + [68310]=2, + [68311]=1, + [68312]=2, + [68313]=2, + [68314]=2, + [68315]=2, + [68316]=2, + [68317]=3, + [68318]=2, + [68319]=2, + [68320]=2, + [68321]=3, + [68322]=4, + [68323]=4, + [68324]=3, + [68331]=2, + [68332]=2, + [68333]=2, + [68334]=2, + [68335]=3, + [68480]=2, + [68481]=3, + [68482]=2, + [68483]=3, + [68484]=3, + [68485]=3, + [68486]=2, + [68487]=2, + [68488]=2, + [68489]=3, + [68490]=2, + [68491]=2, + [68492]=3, + [68493]=2, + [68494]=3, + [68495]=3, + [68496]=2, + [68497]=3, + [68521]=3, + [68522]=3, + [68523]=3, + [68524]=3, + [68525]=2, + [68526]=2, + [68527]=4, +} + +-- done diff --git a/tex/generic/context/luatex/luatex-basics-gen.lua b/tex/generic/context/luatex/luatex-basics-gen.lua index c4d653604..c298f6dd9 100644 --- a/tex/generic/context/luatex/luatex-basics-gen.lua +++ b/tex/generic/context/luatex/luatex-basics-gen.lua @@ -63,15 +63,19 @@ logs = { } callbacks = { - register = function(n,f) return callback.register(n,f) end, + register = function(n,f) + return callback.register(n,f) + end, } -utilities = { - storage = { - allocate = function(t) return t or { } end, - mark = function(t) return t or { } end, - }, +utilities = utilities or { } utilities.storage = { + allocate = function(t) + return t or { } + end, + mark = function(t) + return t or { } + end, } characters = characters or { @@ -355,12 +359,28 @@ end -- +-- function table.setmetatableindex(t,f) +-- if type(t) ~= "table" then +-- f = f or t +-- t = { } +-- end +-- setmetatable(t,{ __index = f }) +-- return t +-- end + function table.setmetatableindex(t,f) if type(t) ~= "table" then - f = f or t - t = { } + f, t = t, { } + end + local m = getmetatable(t) + if f == "table" then + f = function(t,k) local v = { } t[k] = v return v end + end + if m then + m.__index = f + else + setmetatable(t,{ __index = f }) end - setmetatable(t,{ __index = f }) return t end diff --git a/tex/generic/context/luatex/luatex-basics-nod.lua b/tex/generic/context/luatex/luatex-basics-nod.lua index 78f1b172a..e7b5ab24f 100644 --- a/tex/generic/context/luatex/luatex-basics-nod.lua +++ b/tex/generic/context/luatex/luatex-basics-nod.lua @@ -211,6 +211,44 @@ nuts.setlist = direct.setlist or function(n,l) setfield(n,"list", nuts.getleader = direct.getleader nuts.setleader = direct.setleader or function(n,l) setfield(n,"leader",l) end +if not direct.is_glyph then + local getchar = direct.getchar + local getid = direct.getid + local getfont = direct.getfont + local glyph_code = nodes.nodecodes.glyph + function direct.is_glyph(n,f) + local id = getid(n) + if id == glyph_code then + if f and getfont(n) == f then + return getchar(n) + else + return false + end + else + return nil, id + end + end + function direct.is_char(n,f) + local id = getid(n) + if id == glyph_code then + if getsubtype(n) >= 256 then + return false + elseif f and getfont(n) == f then + return getchar(n) + else + return false + end + else + return nil, id + end + end +end + +nuts.ischar = direct.is_char +nuts.is_char = direct.is_char +nuts.isglyph = direct.is_glyph +nuts.is_glyph = direct.is_glyph + nuts.insert_before = direct.insert_before nuts.insert_after = direct.insert_after nuts.delete = direct.delete diff --git a/tex/generic/context/luatex/luatex-basics-prepare.tex b/tex/generic/context/luatex/luatex-basics-prepare.tex new file mode 100644 index 000000000..105226440 --- /dev/null +++ b/tex/generic/context/luatex/luatex-basics-prepare.tex @@ -0,0 +1,90 @@ +%D \module +%D [ file=luatex-fonts-prepare, +%D version=2006.03.18, +%D title=\CONTEXT\ Style File, +%D subtitle=Generate data for generic, +%D author=Hans Hagen, +%D date=\currentdate, +%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}] +%C +%C This module is part of the \CONTEXT\ macro||package and is +%C therefore copyrighted by \PRAGMA. See mreadme.pdf for +%C details. + +%D This file generates a few resources needed for generic font processing. This +%D is needed because we don't want to load the (mostly not used in generic) data +%D files. + +\startluacode + +-- dofile("t:/sources/char-ini.lua") +-- dofile("t:/sources/char-def.lua") + +local chardata = characters.data + +local s_init = 1 local s_rphf = 7 +local s_medi = 2 local s_half = 8 +local s_fina = 3 local s_pref = 9 +local s_isol = 4 local s_blwf = 10 +local s_mark = 5 local s_pstf = 11 +local s_rest = 6 + +local mappers = { + l = s_init, -- left + d = s_medi, -- double + c = s_medi, -- joiner + r = s_fina, -- right + u = s_isol, -- nonjoiner +} + +local first_arabic, last_arabic = characters.blockrange("arabic") +local first_syriac, last_syriac = characters.blockrange("syriac") +local first_mandiac, last_mandiac = characters.blockrange("mandiac") +local first_nko, last_nko = characters.blockrange("nko") + +local classifiers = { } + +for k, c in next, chardata do + if k > 0 then + local c = chardata[k] + if c then + local arabic = c.arabic + if arabic then + classifiers[k] = mappers[arabic] + elseif k >= first_arabic and k <= last_arabic or k >= first_syriac and k <= last_syriac or + k >= first_mandiac and k <= last_mandiac or k >= first_nko and k <= last_nko then + if c.category == "mn" then + classifiers[k] = s_mark + else + classifiers[k] = s_rest + end + end + end + end +end + +local template = string.formatters [ [[ +-- automatically generated from context data + +characters = characters or { } + +-- dummies + +characters.blockrange = { } + +-- classifiers needed for analysis + +%s + +-- done +]] ] + +io.savedata("luatex-basics-chr.lua",template( + table.serialize(classifiers,"characters.classifiers") +)) + +\stopluacode + +\startTEXpage[offset=10pt] + \tttf generated file: luatex-basics-chr.lua +\stopTEXpage diff --git a/tex/generic/context/luatex/luatex-fonts-cbk.lua b/tex/generic/context/luatex/luatex-fonts-cbk.lua deleted file mode 100644 index 9da8151de..000000000 --- a/tex/generic/context/luatex/luatex-fonts-cbk.lua +++ /dev/null @@ -1,220 +0,0 @@ -if not modules then modules = { } end modules ['luatex-fonts-cbk'] = { - version = 1.001, - comment = "companion to luatex-*.tex", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end - -local fonts = fonts -local nodes = nodes - --- Fonts: (might move to node-gef.lua) - -local traverse_id = node.traverse_id -local free_node = node.free -local remove_node = node.remove - -local glyph_code = nodes.nodecodes.glyph -local disc_code = nodes.nodecodes.disc - --- from now on we apply ligaturing and kerning here because it might interfere with complex --- opentype discretionary handling where the base ligature pass expect some weird extra --- pointers (which then confuse the tail slider that has some checking built in) - -local ligaturing = node.ligaturing -local kerning = node.kerning - -local basepass = true - -local function l_warning() texio.write_nl("warning: node.ligaturing called directly") l_warning = nil end -local function k_warning() texio.write_nl("warning: node.kerning called directly") k_warning = nil end - -function node.ligaturing(...) - if basepass and l_warning then - l_warning() - end - return ligaturing(...) -end - -function node.kerning(...) - if basepass and k_warning then - k_warning() - end - return kerning(...) -end - -function nodes.handlers.setbasepass(v) - basepass = v -end - -function nodes.handlers.nodepass(head) - local fontdata = fonts.hashes.identifiers - if fontdata then - local usedfonts = { } - local basefonts = { } - local prevfont = nil - local basefont = nil - local variants = nil - local redundant = nil - for n in traverse_id(glyph_code,head) do - local font = n.font - if font ~= prevfont then - if basefont then - basefont[2] = n.prev - end - prevfont = font - local used = usedfonts[font] - if not used then - local tfmdata = fontdata[font] -- - if tfmdata then - local shared = tfmdata.shared -- we need to check shared, only when same features - if shared then - local processors = shared.processes - if processors and #processors > 0 then - usedfonts[font] = processors - elseif basepass then - basefont = { n, nil } - basefonts[#basefonts+1] = basefont - end - end - local resources = tfmdata.resources - variants = resources and resources.variants - variants = variants and next(variants) and variants or false - end - else - local tfmdata = fontdata[prevfont] - if tfmdata then - local resources = tfmdata.resources - variants = resources and resources.variants - variants = variants and next(variants) and variants or false - end - end - end - if variants then - local char = n.char - if char >= 0xFE00 and (char <= 0xFE0F or (char >= 0xE0100 and char <= 0xE01EF)) then - local hash = variants[char] - if hash then - local p = n.prev - if p and p.id == glyph_code then - local variant = hash[p.char] - if variant then - p.char = variant - if not redundant then - redundant = { n } - else - redundant[#redundant+1] = n - end - end - end - end - end - end - end - if redundant then - for i=1,#redundant do - local n = redundant[i] - remove_node(head,n) - free_node(n) - end - end - for d in traverse_id(disc_code,head) do - local r = d.replace - if r then - for n in traverse_id(glyph_code,r) do - local font = n.font - if font ~= prevfont then - prevfont = font - local used = usedfonts[font] - if not used then - local tfmdata = fontdata[font] -- - if tfmdata then - local shared = tfmdata.shared -- we need to check shared, only when same features - if shared then - local processors = shared.processes - if processors and #processors > 0 then - usedfonts[font] = processors - end - end - end - end - end - end - end - end - if next(usedfonts) then - for font, processors in next, usedfonts do - for i=1,#processors do - head = processors[i](head,font,0) or head - end - end - end - if basepass and #basefonts > 0 then - for i=1,#basefonts do - local range = basefonts[i] - local start = range[1] - local stop = range[2] - -- maybe even: if start and start ~= stop then - if start or stop then - local prev = nil - local next = nil - local front = start == head - if stop then - next = stop.next - start, stop = ligaturing(start,stop) - start, stop = kerning(start,stop) - elseif start then - prev = start.prev - start = ligaturing(start) - start = kerning(start) - end - if prev then - start.prev = prev - prev.next = start - end - if next then - stop.next = next - next.prev = stop - end - if front then - head = start - end - end - end - end - return head, true - else - return head, false - end -end - -function nodes.handlers.basepass(head) - if basepass then - head = ligaturing(head) - head = kerning(head) - end - return head, true -end - -local nodepass = nodes.handlers.nodepass -local basepass = nodes.handlers.basepass -local injectpass = nodes.injections.handler -local protectpass = nodes.handlers.protectglyphs - -function nodes.simple_font_handler(head) - if head then - head = nodepass(head) - head = injectpass(head) - head = basepass(head) - protectpass(head) - return head, true - else - return head, false - end -end diff --git a/tex/generic/context/luatex/luatex-fonts-def.lua b/tex/generic/context/luatex/luatex-fonts-def.lua deleted file mode 100644 index 494ac00a9..000000000 --- a/tex/generic/context/luatex/luatex-fonts-def.lua +++ /dev/null @@ -1,97 +0,0 @@ -if not modules then modules = { } end modules ['luatex-fonts-def'] = { - version = 1.001, - comment = "companion to luatex-*.tex", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end - -local fonts = fonts - --- A bit of tuning for definitions. - -fonts.constructors.namemode = "specification" -- somehow latex needs this (changed name!) => will change into an overload - --- tricky: we sort of bypass the parser and directly feed all into --- the sub parser - -function fonts.definers.getspecification(str) - return "", str, "", ":", str -end - --- the generic name parser (different from context!) - -local list = { } - -local function issome () list.lookup = 'name' end -- xetex mode prefers name (not in context!) -local function isfile () list.lookup = 'file' end -local function isname () list.lookup = 'name' end -local function thename(s) list.name = s end -local function issub (v) list.sub = v end -local function iscrap (s) list.crap = string.lower(s) end -local function iskey (k,v) list[k] = v end -local function istrue (s) list[s] = true end -local function isfalse(s) list[s] = false end - -local P, S, R, C = lpeg.P, lpeg.S, lpeg.R, lpeg.C - -local spaces = P(" ")^0 -local namespec = (1-S("/:("))^0 -- was: (1-S("/: ("))^0 -local crapspec = spaces * P("/") * (((1-P(":"))^0)/iscrap) * spaces -local filename_1 = P("file:")/isfile * (namespec/thename) -local filename_2 = P("[") * P(true)/isname * (((1-P("]"))^0)/thename) * P("]") -local fontname_1 = P("name:")/isname * (namespec/thename) -local fontname_2 = P(true)/issome * (namespec/thename) -local sometext = (R("az","AZ","09") + S("+-.{}"))^1 -local truevalue = P("+") * spaces * (sometext/istrue) -local falsevalue = P("-") * spaces * (sometext/isfalse) -local keyvalue = (C(sometext) * spaces * P("=") * spaces * C(sometext))/iskey -local somevalue = sometext/istrue -local subvalue = P("(") * (C(P(1-S("()"))^1)/issub) * P(")") -- for Kim -local option = spaces * (keyvalue + falsevalue + truevalue + somevalue) * spaces -local options = P(":") * spaces * (P(";")^0 * option)^0 - -local pattern = (filename_1 + filename_2 + fontname_1 + fontname_2) * subvalue^0 * crapspec^0 * options^0 - -local function colonized(specification) -- xetex mode - list = { } - lpeg.match(pattern,specification.specification) - list.crap = nil -- style not supported, maybe some day - if list.name then - specification.name = list.name - list.name = nil - end - if list.lookup then - specification.lookup = list.lookup - list.lookup = nil - end - if list.sub then - specification.sub = list.sub - list.sub = nil - end - specification.features.normal = fonts.handlers.otf.features.normalize(list) - return specification -end - -fonts.definers.registersplit(":",colonized,"cryptic") -fonts.definers.registersplit("", colonized,"more cryptic") -- catches \font\text=[names] - -function fonts.definers.applypostprocessors(tfmdata) - local postprocessors = tfmdata.postprocessors - if postprocessors then - for i=1,#postprocessors do - local extrahash = postprocessors[i](tfmdata) -- after scaling etc - if type(extrahash) == "string" and extrahash ~= "" then - -- e.g. a reencoding needs this - extrahash = string.gsub(lower(extrahash),"[^a-z]","-") - tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash) - end - end - end - return tfmdata -end diff --git a/tex/generic/context/luatex/luatex-fonts-lua.lua b/tex/generic/context/luatex/luatex-fonts-lua.lua deleted file mode 100644 index ec3fe38be..000000000 --- a/tex/generic/context/luatex/luatex-fonts-lua.lua +++ /dev/null @@ -1,33 +0,0 @@ -if not modules then modules = { } end modules ['luatex-fonts-lua'] = { - version = 1.001, - comment = "companion to luatex-*.tex", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end - -local fonts = fonts -fonts.formats.lua = "lua" - -function fonts.readers.lua(specification) - local fullname = specification.filename or "" - if fullname == "" then - local forced = specification.forced or "" - if forced ~= "" then - fullname = specification.name .. "." .. forced - else - fullname = specification.name - end - end - local fullname = resolvers.findfile(fullname) or "" - if fullname ~= "" then - local loader = loadfile(fullname) - loader = loader and loader() - return loader and loader(specification) - end -end diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua index 88ea2056f..3f7f78c93 100644 --- a/tex/generic/context/luatex/luatex-fonts-merged.lua +++ b/tex/generic/context/luatex/luatex-fonts-merged.lua @@ -1,6 +1,6 @@ -- merged file : c:/data/develop/context/sources/luatex-fonts-merged.lua -- parent file : c:/data/develop/context/sources/luatex-fonts.lua --- merge date : 03/13/16 23:40:13 +-- merge date : 03/26/16 13:05:11 do -- begin closure to overcome local limits and interference @@ -3474,6 +3474,149 @@ end -- closure do -- begin closure to overcome local limits and interference +if not modules then modules={} end modules ['util-fil']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local byte=string.byte +local extract=bit32.extract +utilities=utilities or {} +local files={} +utilities.files=files +local zerobased={} +function files.open(filename,zb) + local f=io.open(filename,"rb") + if f then + zerobased[f]=zb or false + end + return f +end +function files.close(f) + zerobased[f]=nil + f:close() +end +function files.size(f) + return f:seek("end") +end +function files.setposition(f,n) + if zerobased[f] then + f:seek("set",n) + else + f:seek("set",n-1) + end +end +function files.getposition(f) + if zerobased[f] then + return f:seek() + else + return f:seek()+1 + end +end +function files.look(f,n,chars) + local p=f:seek() + local s=f:read(n) + f:seek("set",p) + if chars then + return s + else + return byte(s,1,#s) + end +end +function files.skip(f,n) + if n==1 then + f:read(n) + else + f:seek("set",f:seek()+n) + end +end +function files.readbyte(f) + return byte(f:read(1)) +end +function files.readbytes(f,n) + return byte(f:read(n),1,n) +end +function files.readchar(f) + return f:read(1) +end +function files.readstring(f,n) + return f:read(n or 1) +end +function files.readinteger1(f) + local n=byte(f:read(1)) + if n>=0x80 then + return n-0xFF-1 + else + return n + end +end +files.readcardinal1=files.readbyte +files.readcardinal=files.readcardinal1 +files.readinteger=files.readinteger1 +function files.readcardinal2(f) + local a,b=byte(f:read(2),1,2) + return 0x100*a+b +end +function files.readinteger2(f) + local a,b=byte(f:read(2),1,2) + local n=0x100*a+b + if n>=0x8000 then + return n-0xFFFF-1 + else + return n + end +end +function files.readcardinal3(f) + local a,b,c=byte(f:read(3),1,3) + return 0x10000*a+0x100*b+c +end +function files.readcardinal4(f) + local a,b,c,d=byte(f:read(4),1,4) + return 0x1000000*a+0x10000*b+0x100*c+d +end +function files.readinteger4(f) + local a,b,c,d=byte(f:read(4),1,4) + local n=0x1000000*a+0x10000*b+0x100*c+d + if n>=0x8000000 then + return n-0xFFFFFFFF-1 + else + return n + end +end +function files.readfixed4(f) + local a,b,c,d=byte(f:read(4),1,4) + local n=0x100*a+b + if n>=0x8000 then + return n-0xFFFF-1+(0x100*c+d)/0xFFFF + else + return n+(0x100*c+d)/0xFFFF + end +end +function files.read2dot14(f) + local a,b=byte(f:read(2),1,2) + local n=0x100*a+b + local m=extract(n,0,30) + if n>0x7FFF then + n=extract(n,30,2) + return m/0x4000-4 + else + n=extract(n,30,2) + return n+m/0x4000 + end +end +function files.skipshort(f,n) + f:read(2*(n or 1)) +end +function files.skiplong(f,n) + f:read(4*(n or 1)) +end + +end -- closure + +do -- begin closure to overcome local limits and interference + if not modules then modules={} end modules ['luat-basics-gen']={ version=1.100, comment="companion to luatex-*.tex", @@ -3529,13 +3672,17 @@ logs={ report=dummyfunction, } callbacks={ - register=function(n,f) return callback.register(n,f) end, + register=function(n,f) + return callback.register(n,f) + end, } -utilities={ - storage={ - allocate=function(t) return t or {} end, - mark=function(t) return t or {} end, - }, +utilities=utilities or {} utilities.storage={ + allocate=function(t) + return t or {} + end, + mark=function(t) + return t or {} + end, } characters=characters or { data={} @@ -3735,10 +3882,17 @@ function caches.compile(data,luaname,lucname) end function table.setmetatableindex(t,f) if type(t)~="table" then - f=f or t - t={} + f,t=t,{} + end + local m=getmetatable(t) + if f=="table" then + f=function(t,k) local v={} t[k]=v return v end + end + if m then + m.__index=f + else + setmetatable(t,{ __index=f }) end - setmetatable(t,{ __index=f }) return t end arguments={} @@ -4032,6 +4186,42 @@ nuts.getlist=direct.getlist nuts.setlist=direct.setlist or function(n,l) setfield(n,"list",l) end nuts.getleader=direct.getleader nuts.setleader=direct.setleader or function(n,l) setfield(n,"leader",l) end +if not direct.is_glyph then + local getchar=direct.getchar + local getid=direct.getid + local getfont=direct.getfont + local glyph_code=nodes.nodecodes.glyph + function direct.is_glyph(n,f) + local id=getid(n) + if id==glyph_code then + if f and getfont(n)==f then + return getchar(n) + else + return false + end + else + return nil,id + end + end + function direct.is_char(n,f) + local id=getid(n) + if id==glyph_code then + if getsubtype(n)>=256 then + return false + elseif f and getfont(n)==f then + return getchar(n) + else + return false + end + else + return nil,id + end + end +end +nuts.ischar=direct.is_char +nuts.is_char=direct.is_char +nuts.isglyph=direct.is_glyph +nuts.is_glyph=direct.is_glyph nuts.insert_before=direct.insert_before nuts.insert_after=direct.insert_after nuts.delete=direct.delete @@ -4085,6 +4275,760 @@ end -- closure do -- begin closure to overcome local limits and interference + +characters=characters or {} +characters.blockrange={} +characters.classifiers={ + [1536]=4, + [1537]=4, + [1538]=4, + [1539]=4, + [1540]=4, + [1541]=4, + [1542]=6, + [1543]=6, + [1544]=4, + [1545]=6, + [1546]=6, + [1547]=4, + [1548]=6, + [1549]=6, + [1550]=6, + [1551]=6, + [1552]=5, + [1553]=5, + [1554]=5, + [1555]=5, + [1556]=5, + [1557]=5, + [1558]=5, + [1559]=5, + [1560]=5, + [1561]=5, + [1562]=5, + [1563]=6, + [1564]=6, + [1566]=6, + [1567]=6, + [1568]=2, + [1569]=4, + [1570]=3, + [1571]=3, + [1572]=3, + [1573]=3, + [1574]=2, + [1575]=3, + [1576]=2, + [1577]=3, + [1578]=2, + [1579]=2, + [1580]=2, + [1581]=2, + [1582]=2, + [1583]=3, + [1584]=3, + [1585]=3, + [1586]=3, + [1587]=2, + [1588]=2, + [1589]=2, + [1590]=2, + [1591]=2, + [1592]=2, + [1593]=2, + [1594]=2, + [1595]=2, + [1596]=2, + [1597]=2, + [1598]=2, + [1599]=2, + [1600]=2, + [1601]=2, + [1602]=2, + [1603]=2, + [1604]=2, + [1605]=2, + [1606]=2, + [1607]=2, + [1608]=3, + [1609]=2, + [1610]=2, + [1611]=5, + [1612]=5, + [1613]=5, + [1614]=5, + [1615]=5, + [1616]=5, + [1617]=5, + [1618]=5, + [1619]=5, + [1620]=5, + [1621]=5, + [1622]=5, + [1623]=5, + [1624]=5, + [1625]=5, + [1626]=5, + [1627]=5, + [1628]=5, + [1629]=5, + [1630]=5, + [1631]=5, + [1632]=6, + [1633]=6, + [1634]=6, + [1635]=6, + [1636]=6, + [1637]=6, + [1638]=6, + [1639]=6, + [1640]=6, + [1641]=6, + [1642]=6, + [1643]=6, + [1644]=6, + [1645]=6, + [1646]=2, + [1647]=2, + [1648]=5, + [1649]=3, + [1650]=3, + [1651]=3, + [1652]=4, + [1653]=3, + [1654]=3, + [1655]=3, + [1656]=2, + [1657]=2, + [1658]=2, + [1659]=2, + [1660]=2, + [1661]=2, + [1662]=2, + [1663]=2, + [1664]=2, + [1665]=2, + [1666]=2, + [1667]=2, + [1668]=2, + [1669]=2, + [1670]=2, + [1671]=2, + [1672]=3, + [1673]=3, + [1674]=3, + [1675]=3, + [1676]=3, + [1677]=3, + [1678]=3, + [1679]=3, + [1680]=3, + [1681]=3, + [1682]=3, + [1683]=3, + [1684]=3, + [1685]=3, + [1686]=3, + [1687]=3, + [1688]=3, + [1689]=3, + [1690]=2, + [1691]=2, + [1692]=2, + [1693]=2, + [1694]=2, + [1695]=2, + [1696]=2, + [1697]=2, + [1698]=2, + [1699]=2, + [1700]=2, + [1701]=2, + [1702]=2, + [1703]=2, + [1704]=2, + [1705]=2, + [1706]=2, + [1707]=2, + [1708]=2, + [1709]=2, + [1710]=2, + [1711]=2, + [1712]=2, + [1713]=2, + [1714]=2, + [1715]=2, + [1716]=2, + [1717]=2, + [1718]=2, + [1719]=2, + [1720]=2, + [1721]=2, + [1722]=2, + [1723]=2, + [1724]=2, + [1725]=2, + [1726]=2, + [1727]=2, + [1728]=3, + [1729]=2, + [1730]=2, + [1731]=3, + [1732]=3, + [1733]=3, + [1734]=3, + [1735]=3, + [1736]=3, + [1737]=3, + [1738]=3, + [1739]=3, + [1740]=2, + [1741]=3, + [1742]=2, + [1743]=3, + [1744]=2, + [1745]=2, + [1746]=3, + [1747]=3, + [1748]=6, + [1749]=3, + [1750]=5, + [1751]=5, + [1752]=5, + [1753]=5, + [1754]=5, + [1755]=5, + [1756]=5, + [1757]=4, + [1758]=6, + [1759]=5, + [1760]=5, + [1761]=5, + [1762]=5, + [1763]=5, + [1764]=5, + [1765]=6, + [1766]=6, + [1767]=5, + [1768]=5, + [1769]=6, + [1770]=5, + [1771]=5, + [1772]=5, + [1773]=5, + [1774]=3, + [1775]=3, + [1776]=6, + [1777]=6, + [1778]=6, + [1779]=6, + [1780]=6, + [1781]=6, + [1782]=6, + [1783]=6, + [1784]=6, + [1785]=6, + [1786]=2, + [1787]=2, + [1788]=2, + [1789]=6, + [1790]=6, + [1791]=2, + [1792]=6, + [1793]=6, + [1794]=6, + [1795]=6, + [1796]=6, + [1797]=6, + [1798]=6, + [1799]=6, + [1800]=6, + [1801]=6, + [1802]=6, + [1803]=6, + [1804]=6, + [1805]=6, + [1807]=6, + [1808]=3, + [1809]=5, + [1810]=2, + [1811]=2, + [1812]=2, + [1813]=3, + [1814]=3, + [1815]=3, + [1816]=3, + [1817]=3, + [1818]=2, + [1819]=2, + [1820]=2, + [1821]=2, + [1822]=3, + [1823]=2, + [1824]=2, + [1825]=2, + [1826]=2, + [1827]=2, + [1828]=2, + [1829]=2, + [1830]=2, + [1831]=2, + [1832]=3, + [1833]=2, + [1834]=3, + [1835]=2, + [1836]=3, + [1837]=2, + [1838]=2, + [1839]=3, + [1840]=5, + [1841]=5, + [1842]=5, + [1843]=5, + [1844]=5, + [1845]=5, + [1846]=5, + [1847]=5, + [1848]=5, + [1849]=5, + [1850]=5, + [1851]=5, + [1852]=5, + [1853]=5, + [1854]=5, + [1855]=5, + [1856]=5, + [1857]=5, + [1858]=5, + [1859]=5, + [1860]=5, + [1861]=5, + [1862]=5, + [1863]=5, + [1864]=5, + [1865]=5, + [1866]=5, + [1869]=3, + [1870]=2, + [1871]=2, + [1872]=2, + [1873]=2, + [1874]=2, + [1875]=2, + [1876]=2, + [1877]=2, + [1878]=2, + [1879]=2, + [1880]=2, + [1881]=3, + [1882]=3, + [1883]=3, + [1884]=2, + [1885]=2, + [1886]=2, + [1887]=2, + [1888]=2, + [1889]=2, + [1890]=2, + [1891]=2, + [1892]=2, + [1893]=2, + [1894]=2, + [1895]=2, + [1896]=2, + [1897]=2, + [1898]=2, + [1899]=3, + [1900]=3, + [1901]=2, + [1902]=2, + [1903]=2, + [1904]=2, + [1905]=3, + [1906]=2, + [1907]=3, + [1908]=3, + [1909]=2, + [1910]=2, + [1911]=2, + [1912]=3, + [1913]=3, + [1914]=2, + [1915]=2, + [1916]=2, + [1917]=2, + [1918]=2, + [1919]=2, + [1984]=6, + [1985]=6, + [1986]=6, + [1987]=6, + [1988]=6, + [1989]=6, + [1990]=6, + [1991]=6, + [1992]=6, + [1993]=6, + [1994]=2, + [1995]=2, + [1996]=2, + [1997]=2, + [1998]=2, + [1999]=2, + [2000]=2, + [2001]=2, + [2002]=2, + [2003]=2, + [2004]=2, + [2005]=2, + [2006]=2, + [2007]=2, + [2008]=2, + [2009]=2, + [2010]=2, + [2011]=2, + [2012]=2, + [2013]=2, + [2014]=2, + [2015]=2, + [2016]=2, + [2017]=2, + [2018]=2, + [2019]=2, + [2020]=2, + [2021]=2, + [2022]=2, + [2023]=2, + [2024]=2, + [2025]=2, + [2026]=2, + [2027]=5, + [2028]=5, + [2029]=5, + [2030]=5, + [2031]=5, + [2032]=5, + [2033]=5, + [2034]=5, + [2035]=5, + [2036]=6, + [2037]=6, + [2038]=6, + [2039]=6, + [2040]=6, + [2041]=6, + [2042]=2, + [2112]=3, + [2113]=2, + [2114]=2, + [2115]=2, + [2116]=2, + [2117]=2, + [2118]=3, + [2119]=3, + [2120]=2, + [2121]=3, + [2122]=2, + [2123]=2, + [2124]=2, + [2125]=2, + [2126]=2, + [2127]=2, + [2128]=2, + [2129]=2, + [2130]=2, + [2131]=2, + [2132]=3, + [2133]=2, + [2134]=4, + [2135]=4, + [2136]=4, + [2208]=2, + [2209]=2, + [2210]=2, + [2211]=2, + [2212]=2, + [2213]=2, + [2214]=2, + [2215]=2, + [2216]=2, + [2217]=2, + [2218]=3, + [2219]=3, + [2220]=3, + [2221]=4, + [2222]=3, + [2223]=2, + [2224]=2, + [2225]=3, + [2226]=3, + [2227]=2, + [2228]=2, + [6150]=4, + [6151]=2, + [6154]=2, + [6158]=4, + [6176]=2, + [6177]=2, + [6178]=2, + [6179]=2, + [6180]=2, + [6181]=2, + [6182]=2, + [6183]=2, + [6184]=2, + [6185]=2, + [6186]=2, + [6187]=2, + [6188]=2, + [6189]=2, + [6190]=2, + [6191]=2, + [6192]=2, + [6193]=2, + [6194]=2, + [6195]=2, + [6196]=2, + [6197]=2, + [6198]=2, + [6199]=2, + [6200]=2, + [6201]=2, + [6202]=2, + [6203]=2, + [6204]=2, + [6205]=2, + [6206]=2, + [6207]=2, + [6208]=2, + [6209]=2, + [6210]=2, + [6211]=2, + [6212]=2, + [6213]=2, + [6214]=2, + [6215]=2, + [6216]=2, + [6217]=2, + [6218]=2, + [6219]=2, + [6220]=2, + [6221]=2, + [6222]=2, + [6223]=2, + [6224]=2, + [6225]=2, + [6226]=2, + [6227]=2, + [6228]=2, + [6229]=2, + [6230]=2, + [6231]=2, + [6232]=2, + [6233]=2, + [6234]=2, + [6235]=2, + [6236]=2, + [6237]=2, + [6238]=2, + [6239]=2, + [6240]=2, + [6241]=2, + [6242]=2, + [6243]=2, + [6244]=2, + [6245]=2, + [6246]=2, + [6247]=2, + [6248]=2, + [6249]=2, + [6250]=2, + [6251]=2, + [6252]=2, + [6253]=2, + [6254]=2, + [6255]=2, + [6256]=2, + [6257]=2, + [6258]=2, + [6259]=2, + [6260]=2, + [6261]=2, + [6262]=2, + [6263]=2, + [6272]=4, + [6273]=4, + [6274]=4, + [6275]=4, + [6276]=4, + [6277]=4, + [6278]=4, + [6279]=2, + [6280]=2, + [6281]=2, + [6282]=2, + [6283]=2, + [6284]=2, + [6285]=2, + [6286]=2, + [6287]=2, + [6288]=2, + [6289]=2, + [6290]=2, + [6291]=2, + [6292]=2, + [6293]=2, + [6294]=2, + [6295]=2, + [6296]=2, + [6297]=2, + [6298]=2, + [6299]=2, + [6300]=2, + [6301]=2, + [6302]=2, + [6303]=2, + [6304]=2, + [6305]=2, + [6306]=2, + [6307]=2, + [6308]=2, + [6309]=2, + [6310]=2, + [6311]=2, + [6312]=2, + [6314]=2, + [8204]=4, + [8205]=2, + [8294]=4, + [8295]=4, + [8296]=4, + [8297]=4, + [43072]=2, + [43073]=2, + [43074]=2, + [43075]=2, + [43076]=2, + [43077]=2, + [43078]=2, + [43079]=2, + [43080]=2, + [43081]=2, + [43082]=2, + [43083]=2, + [43084]=2, + [43085]=2, + [43086]=2, + [43087]=2, + [43088]=2, + [43089]=2, + [43090]=2, + [43091]=2, + [43092]=2, + [43093]=2, + [43094]=2, + [43095]=2, + [43096]=2, + [43097]=2, + [43098]=2, + [43099]=2, + [43100]=2, + [43101]=2, + [43102]=2, + [43103]=2, + [43104]=2, + [43105]=2, + [43106]=2, + [43107]=2, + [43108]=2, + [43109]=2, + [43110]=2, + [43111]=2, + [43112]=2, + [43113]=2, + [43114]=2, + [43115]=2, + [43116]=2, + [43117]=2, + [43118]=2, + [43119]=2, + [43120]=2, + [43121]=2, + [43122]=1, + [43123]=4, + [68288]=2, + [68289]=2, + [68290]=2, + [68291]=2, + [68292]=2, + [68293]=3, + [68294]=4, + [68295]=3, + [68296]=4, + [68297]=3, + [68298]=3, + [68299]=4, + [68300]=4, + [68301]=1, + [68302]=3, + [68303]=3, + [68304]=3, + [68305]=3, + [68306]=3, + [68307]=2, + [68308]=2, + [68309]=2, + [68310]=2, + [68311]=1, + [68312]=2, + [68313]=2, + [68314]=2, + [68315]=2, + [68316]=2, + [68317]=3, + [68318]=2, + [68319]=2, + [68320]=2, + [68321]=3, + [68322]=4, + [68323]=4, + [68324]=3, + [68331]=2, + [68332]=2, + [68333]=2, + [68334]=2, + [68335]=3, + [68480]=2, + [68481]=3, + [68482]=2, + [68483]=3, + [68484]=3, + [68485]=3, + [68486]=2, + [68487]=2, + [68488]=2, + [68489]=3, + [68490]=2, + [68491]=2, + [68492]=3, + [68493]=2, + [68494]=3, + [68495]=3, + [68496]=2, + [68497]=3, + [68521]=3, + [68522]=3, + [68523]=3, + [68524]=3, + [68525]=2, + [68526]=2, + [68527]=4, +} + +end -- closure + +do -- begin closure to overcome local limits and interference + if not modules then modules={} end modules ['font-ini']={ version=1.001, comment="companion to font-ini.mkiv", @@ -5773,10 +6717,9 @@ local fonts=fonts fonts.names=fonts.names or {} fonts.names.version=1.001 fonts.names.basename="luatex-fonts-names" -fonts.names.new_to_old={} -fonts.names.old_to_new={} fonts.names.cache=containers.define("fonts","data",fonts.names.version,true) -local data,loaded=nil,false +local data=nil +local loaded=false local fileformats={ "lua","tex","other text files" } function fonts.names.reportmissingbase() texio.write("") @@ -7018,46 +7961,6 @@ end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['luatex-fonts-tfm']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -local tfm={} -fonts.handlers.tfm=tfm -fonts.formats.tfm="type1" -function fonts.readers.tfm(specification) - local fullname=specification.filename or "" - if fullname=="" then - local forced=specification.forced or "" - if forced~="" then - fullname=specification.name.."."..forced - else - fullname=specification.name - end - end - local foundname=resolvers.findbinfile(fullname,'tfm') or "" - if foundname=="" then - foundname=resolvers.findbinfile(fullname,'ofm') or "" - end - if foundname~="" then - specification.filename=foundname - specification.format="ofm" - return font.read_tfm(specification.filename,specification.size) - end -end - -end -- closure - -do -- begin closure to overcome local limits and interference - if not modules then modules={} end modules ['font-oti']={ version=1.001, comment="companion to font-ini.mkiv", @@ -7199,2974 +8102,8143 @@ end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['font-otf']={ +if not modules then modules={} end modules ['font-otr']={ version=1.001, comment="companion to font-ini.mkiv", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", copyright="PRAGMA ADE / ConTeXt Development Team", license="see context related readme files" } -local utfbyte=utf.byte -local gmatch,gsub,find,match,lower,strip=string.gmatch,string.gsub,string.find,string.match,string.lower,string.strip -local type,next,tonumber,tostring=type,next,tonumber,tostring -local abs=math.abs -local reversed,concat,insert,remove,sortedkeys=table.reversed,table.concat,table.insert,table.remove,table.sortedkeys -local ioflush=io.flush -local fastcopy,tohash,derivetable,copy=table.fastcopy,table.tohash,table.derive,table.copy -local formatters=string.formatters -local P,R,S,C,Ct,lpegmatch=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Ct,lpeg.match +if not characters then + require("char-def") + require("char-ini") +end +local next,type,unpack=next,type,unpack +local byte,lower,char,strip,gsub=string.byte,string.lower,string.char,string.strip,string.gsub +local bittest=bit32.btest +local concat,remove,unpack=table.concat,table.remov,table.unpack +local floor,mod,abs,sqrt,round=math.floor,math.mod,math.abs,math.sqrt,math.round +local P,R,S,C,Cs,Cc,Ct,Carg,Cmt=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Ct,lpeg.Carg,lpeg.Cmt +local lpegmatch=lpeg.match local setmetatableindex=table.setmetatableindex -local allocate=utilities.storage.allocate -local registertracker=trackers.register -local registerdirective=directives.register -local starttiming=statistics.starttiming -local stoptiming=statistics.stoptiming -local elapsedtime=statistics.elapsedtime -local findbinfile=resolvers.findbinfile -local trace_private=false registertracker("otf.private",function(v) trace_private=v end) -local trace_subfonts=false registertracker("otf.subfonts",function(v) trace_subfonts=v end) -local trace_loading=false registertracker("otf.loading",function(v) trace_loading=v end) -local trace_features=false registertracker("otf.features",function(v) trace_features=v end) -local trace_dynamics=false registertracker("otf.dynamics",function(v) trace_dynamics=v end) -local trace_sequences=false registertracker("otf.sequences",function(v) trace_sequences=v end) -local trace_markwidth=false registertracker("otf.markwidth",function(v) trace_markwidth=v end) -local trace_defining=false registertracker("fonts.defining",function(v) trace_defining=v end) -local compact_lookups=true registertracker("otf.compactlookups",function(v) compact_lookups=v end) -local purge_names=true registertracker("otf.purgenames",function(v) purge_names=v end) -local report_otf=logs.reporter("fonts","otf loading") -local fonts=fonts -local otf=fonts.handlers.otf -otf.glists={ "gsub","gpos" } -otf.version=2.823 -otf.cache=containers.define("fonts","otf",otf.version,true) -local hashes=fonts.hashes -local definers=fonts.definers -local readers=fonts.readers -local constructors=fonts.constructors -local fontdata=hashes and hashes.identifiers -local chardata=characters and characters.data -local otffeatures=constructors.newfeatures("otf") -local registerotffeature=otffeatures.register -local enhancers=allocate() -otf.enhancers=enhancers -local patches={} -enhancers.patches=patches -local forceload=false -local cleanup=0 -local packdata=true -local syncspace=true -local forcenotdef=false -local includesubfonts=false -local overloadkerns=false -local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes -local wildcard="*" -local default="dflt" -local fontloader=fontloader -local open_font=fontloader.open -local close_font=fontloader.close -local font_fields=fontloader.fields -local apply_featurefile=fontloader.apply_featurefile -local mainfields=nil -local glyphfields=nil -local formats=fonts.formats -formats.otf="opentype" -formats.ttf="truetype" -formats.ttc="truetype" -formats.dfont="truetype" -registerdirective("fonts.otf.loader.cleanup",function(v) cleanup=tonumber(v) or (v and 1) or 0 end) -registerdirective("fonts.otf.loader.force",function(v) forceload=v end) -registerdirective("fonts.otf.loader.pack",function(v) packdata=v end) -registerdirective("fonts.otf.loader.syncspace",function(v) syncspace=v end) -registerdirective("fonts.otf.loader.forcenotdef",function(v) forcenotdef=v end) -registerdirective("fonts.otf.loader.overloadkerns",function(v) overloadkerns=v end) -function otf.fileformat(filename) - local leader=lower(io.loadchunk(filename,4)) - local suffix=lower(file.suffix(filename)) - if leader=="otto" then - return formats.otf,suffix=="otf" - elseif leader=="ttcf" then - return formats.ttc,suffix=="ttc" - elseif suffix=="ttc" then - return formats.ttc,true - elseif suffix=="dfont" then - return formats.dfont,true - else - return formats.ttf,suffix=="ttf" - end -end -local function otf_format(filename) - local format,okay=otf.fileformat(filename) - if not okay then - report_otf("font %a is actually an %a file",filename,format) - end - return format -end -local function load_featurefile(raw,featurefile) - if featurefile and featurefile~="" then - if trace_loading then - report_otf("using featurefile %a",featurefile) - end - apply_featurefile(raw,featurefile) - end -end -local function showfeatureorder(rawdata,filename) - local sequences=rawdata.resources.sequences - if sequences and #sequences>0 then - if trace_loading then - report_otf("font %a has %s sequences",filename,#sequences) - report_otf(" ") - end - for nos=1,#sequences do - local sequence=sequences[nos] - local typ=sequence.type or "no-type" - local name=sequence.name or "no-name" - local subtables=sequence.subtables or { "no-subtables" } - local features=sequence.features - if trace_loading then - report_otf("%3i %-15s %-20s [% t]",nos,name,typ,subtables) - end - if features then - for feature,scripts in next,features do - local tt={} - if type(scripts)=="table" then - for script,languages in next,scripts do - local ttt={} - for language,_ in next,languages do - ttt[#ttt+1]=language +local formatters=string.formatters +local sortedkeys=table.sortedkeys +local sortedhash=table.sortedhash +local stripstring=string.strip +local utf16_to_utf8_be=utf.utf16_to_utf8_be +local report=logs.reporter("otf reader") +local trace_cmap=false +fonts=fonts or {} +local handlers=fonts.handlers or {} +fonts.handlers=handlers +local otf=handlers.otf or {} +handlers.otf=otf +local readers=otf.readers or {} +otf.readers=readers +local streamreader=utilities.files +readers.streamreader=streamreader +local openfile=streamreader.open +local closefile=streamreader.close +local skipbytes=streamreader.skip +local setposition=streamreader.setposition +local skipshort=streamreader.skipshort +local readbytes=streamreader.readbytes +local readstring=streamreader.readstring +local readbyte=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readuint=streamreader.readcardinal3 +local readulong=streamreader.readcardinal4 +local readchar=streamreader.readinteger1 +local readshort=streamreader.readinteger2 +local readlong=streamreader.readinteger4 +local readfixed=streamreader.readfixed4 +local readfword=readshort +local readufword=readushort +local readoffset=readushort +local read2dot14=streamreader.read2dot14 +function streamreader.readtag(f) + return lower(strip(readstring(f,4))) +end +local function readlongdatetime(f) + local a,b,c,d,e,f,g,h=readbytes(f,8) + return 0x100000000*d+0x1000000*e+0x10000*f+0x100*g+h +end +local tableversion=0.004 +local privateoffset=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 +readers.tableversion=tableversion +local reportedskipped={} +local function reportskippedtable(tag) + if not reportedskipped[tag] then + report("loading of table %a skipped (reported once only)",tag) + reportedskipped[tag]=true + end +end +local reservednames={ [0]="copyright", + "family", + "subfamily", + "uniqueid", + "fullname", + "version", + "postscriptname", + "trademark", + "manufacturer", + "designer", + "description", + "venderurl", + "designerurl", + "license", + "licenseurl", + "reserved", + "typographicfamily", + "typographicsubfamily", + "compatiblefullname", + "sampletext", + "cidfindfontname", + "wwsfamily", + "wwssubfamily", + "lightbackgroundpalette", + "darkbackgroundpalette", +} +local platforms={ [0]="unicode", + "macintosh", + "iso", + "windows", + "custom", +} +local encodings={ + unicode={ [0]="unicode 1.0 semantics", + "unicode 1.1 semantics", + "iso/iec 10646", + "unicode 2.0 bmp", + "unicode 2.0 full", + "unicode variation sequences", + "unicode full repertoire", + }, + macintosh={ [0]="roman","japanese","chinese (traditional)","korean","arabic","hebrew","greek","russian", + "rsymbol","devanagari","gurmukhi","gujarati","oriya","bengali","tamil","telugu","kannada", + "malayalam","sinhalese","burmese","khmer","thai","laotian","georgian","armenian", + "chinese (simplified)","tibetan","mongolian","geez","slavic","vietnamese","sindhi", + "uninterpreted", + }, + iso={ [0]="7-bit ascii", + "iso 10646", + "iso 8859-1", + }, + windows={ [0]="symbol", + "unicode bmp", + "shiftjis", + "prc", + "big5", + "wansung", + "johab", + "reserved 7", + "reserved 8", + "reserved 9", + "unicode ucs-4", + }, + custom={ + } +} +local decoders={ + unicode={}, + macintosh={}, + iso={}, + windows={ + ["unicode bmp"]=utf16_to_utf8_be + }, + custom={}, +} +local languages={ + unicode={ + [ 0]="english", + }, + macintosh={ + [ 0]="english", + }, + iso={}, + windows={ + [0x0409]="english - united states", + }, + custom={}, +} +local standardromanencoding={ [0]= + "notdef",".null","nonmarkingreturn","space","exclam","quotedbl", + "numbersign","dollar","percent","ampersand","quotesingle","parenleft", + "parenright","asterisk","plus","comma","hyphen","period","slash", + "zero","one","two","three","four","five","six","seven","eight", + "nine","colon","semicolon","less","equal","greater","question","at", + "A","B","C","D","E","F","G","H","I","J","K","L","M","N","O", + "P","Q","R","S","T","U","V","W","X","Y","Z","bracketleft", + "backslash","bracketright","asciicircum","underscore","grave","a","b", + "c","d","e","f","g","h","i","j","k","l","m","n","o","p","q", + "r","s","t","u","v","w","x","y","z","braceleft","bar", + "braceright","asciitilde","Adieresis","Aring","Ccedilla","Eacute", + "Ntilde","Odieresis","Udieresis","aacute","agrave","acircumflex", + "adieresis","atilde","aring","ccedilla","eacute","egrave", + "ecircumflex","edieresis","iacute","igrave","icircumflex","idieresis", + "ntilde","oacute","ograve","ocircumflex","odieresis","otilde","uacute", + "ugrave","ucircumflex","udieresis","dagger","degree","cent","sterling", + "section","bullet","paragraph","germandbls","registered","copyright", + "trademark","acute","dieresis","notequal","AE","Oslash","infinity", + "plusminus","lessequal","greaterequal","yen","mu","partialdiff", + "summation","product","pi","integral","ordfeminine","ordmasculine", + "Omega","ae","oslash","questiondown","exclamdown","logicalnot", + "radical","florin","approxequal","Delta","guillemotleft", + "guillemotright","ellipsis","nonbreakingspace","Agrave","Atilde", + "Otilde","OE","oe","endash","emdash","quotedblleft","quotedblright", + "quoteleft","quoteright","divide","lozenge","ydieresis","Ydieresis", + "fraction","currency","guilsinglleft","guilsinglright","fi","fl", + "daggerdbl","periodcentered","quotesinglbase","quotedblbase", + "perthousand","Acircumflex","Ecircumflex","Aacute","Edieresis","Egrave", + "Iacute","Icircumflex","Idieresis","Igrave","Oacute","Ocircumflex", + "apple","Ograve","Uacute","Ucircumflex","Ugrave","dotlessi", + "circumflex","tilde","macron","breve","dotaccent","ring","cedilla", + "hungarumlaut","ogonek","caron","Lslash","lslash","Scaron","scaron", + "Zcaron","zcaron","brokenbar","Eth","eth","Yacute","yacute","Thorn", + "thorn","minus","multiply","onesuperior","twosuperior","threesuperior", + "onehalf","onequarter","threequarters","franc","Gbreve","gbreve", + "Idotaccent","Scedilla","scedilla","Cacute","cacute","Ccaron","ccaron", + "dcroat", +} +local weights={ + [100]="thin", + [200]="extralight", + [300]="light", + [400]="normal", + [500]="medium", + [600]="semibold", + [700]="bold", + [800]="extrabold", + [900]="black", +} +local widths={ + [1]="ultracondensed", + [2]="extracondensed", + [3]="condensed", + [4]="semicondensed", + [5]="normal", + [6]="semiexpanded", + [7]="expanded", + [8]="extraexpanded", + [9]="ultraexpanded", +} +setmetatableindex(weights,function(t,k) + local r=floor((k+50)/100)*100 + local v=(r>900 and "black") or rawget(t,r) or "normal" + return v +end) +setmetatableindex(widths,function(t,k) + return "normal" +end) +local panoseweights={ + [ 0]="normal", + [ 1]="normal", + [ 2]="verylight", + [ 3]="light", + [ 4]="thin", + [ 5]="book", + [ 6]="medium", + [ 7]="demi", + [ 8]="bold", + [ 9]="heavy", + [10]="black", +} +local panosewidths={ + [ 0]="normal", + [ 1]="normal", + [ 2]="normal", + [ 3]="normal", + [ 4]="normal", + [ 5]="expanded", + [ 6]="condensed", + [ 7]="veryexpanded", + [ 8]="verycondensed", + [ 9]="monospaced", +} +function readers.name(f,fontdata) + local datatable=fontdata.tables.name + if datatable then + setposition(f,datatable.offset) + local format=readushort(f) + local nofnames=readushort(f) + local offset=readushort(f) + local namelists={ + unicode={}, + windows={}, + macintosh={}, + } + for i=1,nofnames do + local platform=platforms[readushort(f)] + if platform then + local namelist=namelists[platform] + if namelist then + local encoding=readushort(f) + local language=readushort(f) + local encodings=encodings[platform] + local languages=languages[platform] + if encodings and languages then + local encoding=encodings[encoding] + local language=languages[language] + if encoding and language then + local name=reservednames[readushort(f)] + if name then + namelist[#namelist+1]={ + platform=platform, + encoding=encoding, + language=language, + name=name, + length=readushort(f), + offset=readushort(f), + } + else + skipshort(f,2) end - tt[#tt+1]=formatters["[%s: % t]"](script,ttt) - end - if trace_loading then - report_otf(" %s: % t",feature,tt) + else + skipshort(f,3) end else - if trace_loading then - report_otf(" %s: %S",feature,scripts) - end + skipshort(f,3) end + else + skipshort(f,5) end + else + skipshort(f,5) end end - if trace_loading then - report_otf("\n") - end - elseif trace_loading then - report_otf("font %a has no sequences",filename) - end -end -local valid_fields=table.tohash { - "ascent", - "cidinfo", - "copyright", - "descent", - "design_range_bottom", - "design_range_top", - "design_size", - "encodingchanged", - "extrema_bound", - "familyname", - "fontname", - "fontstyle_id", - "fontstyle_name", - "fullname", - "hasvmetrics", - "horiz_base", - "issans", - "isserif", - "italicangle", - "macstyle", - "notdef_loc", - "onlybitmaps", - "origname", - "os2_version", - "pfminfo", - "serifcheck", - "sfd_version", - "strokedfont", - "strokewidth", - "table_version", - "ttf_tables", - "uni_interp", - "uniqueid", - "units_per_em", - "upos", - "use_typo_metrics", - "uwidth", - "validation_state", - "version", - "vert_base", - "weight", - "weight_width_slope_only", -} -local ordered_enhancers={ - "prepare tables", - "prepare glyphs", - "prepare lookups", - "analyze glyphs", - "analyze math", - "reorganize lookups", - "reorganize mark classes", - "reorganize anchor classes", - "reorganize glyph kerns", - "reorganize glyph lookups", - "reorganize glyph anchors", - "merge kern classes", - "reorganize features", - "reorganize subtables", - "check glyphs", - "check metadata", - "prepare tounicode", - "check encoding", - "add duplicates", - "expand lookups", - "check extra features", - "cleanup tables", - "compact lookups", - "purge names", -} -local actions=allocate() -local before=allocate() -local after=allocate() -patches.before=before -patches.after=after -local function enhance(name,data,filename,raw) - local enhancer=actions[name] - if enhancer then - if trace_loading then - report_otf("apply enhancement %a to file %a",name,filename) - ioflush() + local start=datatable.offset+offset + local names={} + local done={} + local function filter(platform,e,l) + local namelist=namelists[platform] + for i=1,#namelist do + local name=namelist[i] + local nametag=name.name + if not done[nametag] then + local encoding=name.encoding + local language=name.language + if (not e or encoding==e) and (not l or language==l) then + setposition(f,start+name.offset) + local content=readstring(f,name.length) + local decoder=decoders[platform] + if decoder then + decoder=decoder[encoding] + end + if decoder then + content=decoder(content) + end + names[nametag]={ + content=content, + platform=platform, + encoding=encoding, + language=language, + } + done[nametag]=true + end + end + end end - enhancer(data,filename,raw) + filter("windows","unicode bmp","english - united states") + filter("macintosh","roman","english") + filter("windows") + filter("macintosh") + filter("unicode") + fontdata.names=names else + fontdata.names={} + end +end +readers["os/2"]=function(f,fontdata) + local datatable=fontdata.tables["os/2"] + if datatable then + setposition(f,datatable.offset) + local version=readushort(f) + local windowsmetrics={ + version=version, + averagewidth=readshort(f), + weightclass=readushort(f), + widthclass=readushort(f), + fstype=readushort(f), + subscriptxsize=readshort(f), + subscriptysize=readshort(f), + subscriptxoffset=readshort(f), + subscriptyoffset=readshort(f), + superscriptxsize=readshort(f), + superscriptysize=readshort(f), + superscriptxoffset=readshort(f), + superscriptyoffset=readshort(f), + strikeoutsize=readshort(f), + strikeoutpos=readshort(f), + familyclass=readshort(f), + panose={ readbytes(f,10) }, + unicoderanges={ readulong(f),readulong(f),readulong(f),readulong(f) }, + vendor=readstring(f,4), + fsselection=readushort(f), + firstcharindex=readushort(f), + lastcharindex=readushort(f), + typoascender=readshort(f), + typodescender=readshort(f), + typolinegap=readshort(f), + winascent=readushort(f), + windescent=readushort(f), + } + if version>=1 then + windowsmetrics.codepageranges={ readulong(f),readulong(f) } + end + if version>=3 then + windowsmetrics.xheight=readshort(f) + windowsmetrics.capheight=readshort(f) + windowsmetrics.defaultchar=readushort(f) + windowsmetrics.breakchar=readushort(f) + end + windowsmetrics.weight=windowsmetrics.weightclass and weights[windowsmetrics.weightclass] + windowsmetrics.width=windowsmetrics.widthclass and widths [windowsmetrics.widthclass] + windowsmetrics.panoseweight=panoseweights[windowsmetrics.panose[3]] + windowsmetrics.panosewidth=panosewidths [windowsmetrics.panose[4]] + fontdata.windowsmetrics=windowsmetrics + else + fontdata.windowsmetrics={} + end +end +readers.head=function(f,fontdata) + local datatable=fontdata.tables.head + if datatable then + setposition(f,datatable.offset) + local fontheader={ + version=readfixed(f), + revision=readfixed(f), + checksum=readulong(f), + magic=readulong(f), + flags=readushort(f), + units=readushort(f), + created=readlongdatetime(f), + modified=readlongdatetime(f), + xmin=readshort(f), + ymin=readshort(f), + xmax=readshort(f), + ymax=readshort(f), + macstyle=readushort(f), + smallpixels=readushort(f), + directionhint=readshort(f), + indextolocformat=readshort(f), + glyphformat=readshort(f), + } + fontdata.fontheader=fontheader + else + fontdata.fontheader={} + end + fontdata.nofglyphs=0 +end +readers.hhea=function(f,fontdata,specification) + if specification.details then + local datatable=fontdata.tables.hhea + if datatable then + setposition(f,datatable.offset) + fontdata.horizontalheader={ + version=readfixed(f), + ascender=readfword(f), + descender=readfword(f), + linegap=readfword(f), + maxadvancewidth=readufword(f), + minleftsidebearing=readfword(f), + minrightsidebearing=readfword(f), + maxextent=readfword(f), + caretsloperise=readshort(f), + caretsloperun=readshort(f), + caretoffset=readshort(f), + reserved_1=readshort(f), + reserved_2=readshort(f), + reserved_3=readshort(f), + reserved_4=readshort(f), + metricdataformat=readshort(f), + nofhmetrics=readushort(f), + } + else + fontdata.horizontalheader={ + nofhmetrics=0, + } + end end end -function enhancers.apply(data,filename,raw) - local basename=file.basename(lower(filename)) - if trace_loading then - report_otf("%s enhancing file %a","start",filename) +readers.maxp=function(f,fontdata,specification) + if specification.details then + local datatable=fontdata.tables.maxp + if datatable then + setposition(f,datatable.offset) + local version=readfixed(f) + local nofglyphs=readushort(f) + fontdata.nofglyphs=nofglyphs + if version==0.5 then + fontdata.maximumprofile={ + version=version, + nofglyphs=nofglyphs, + } + return + elseif version==1.0 then + fontdata.maximumprofile={ + version=version, + nofglyphs=nofglyphs, + points=readushort(f), + contours=readushort(f), + compositepoints=readushort(f), + compositecontours=readushort(f), + zones=readushort(f), + twilightpoints=readushort(f), + storage=readushort(f), + functiondefs=readushort(f), + instructiondefs=readushort(f), + stackelements=readushort(f), + sizeofinstructions=readushort(f), + componentelements=readushort(f), + componentdepth=readushort(f), + } + return + end + end + fontdata.maximumprofile={ + version=version, + nofglyphs=0, + } end - ioflush() - for e=1,#ordered_enhancers do - local enhancer=ordered_enhancers[e] - local b=before[enhancer] - if b then - for pattern,action in next,b do - if find(basename,pattern) then - action(data,filename,raw) +end +readers.hmtx=function(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.hmtx + if datatable then + setposition(f,datatable.offset) + local nofmetrics=fontdata.horizontalheader.nofhmetrics + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs + local nofrepeated=nofglyphs-nofmetrics + local width=0 + local leftsidebearing=0 + for i=0,nofmetrics-1 do + local glyph=glyphs[i] + width=readshort(f) + leftsidebearing=readshort(f) + if advance~=0 then + glyph.width=width + end + end + for i=nofmetrics,nofrepeated do + local glyph=glyphs[i] + if width~=0 then + glyph.width=width + end + end + end + end +end +readers.post=function(f,fontdata,specification) + local datatable=fontdata.tables.post + if datatable then + setposition(f,datatable.offset) + local version=readfixed(f) + fontdata.postscript={ + version=version, + italicangle=round(1000*readfixed(f))/1000, + underlineposition=readfword(f), + underlinethickness=readfword(f), + monospaced=readulong(f), + minmemtype42=readulong(f), + maxmemtype42=readulong(f), + minmemtype1=readulong(f), + maxmemtype1=readulong(f), + } + if not specification.glyphs then + elseif version==1.0 then + for index=0,#standardromanencoding do + glyphs[index].name=standardromanencoding[index] + end + elseif version==2.0 then + local glyphs=fontdata.glyphs + local nofglyphs=readushort(f) + local indices={} + local names={} + local maxnames=0 + for i=0,nofglyphs-1 do + local nameindex=readushort(f) + if nameindex>=258 then + maxnames=maxnames+1 + nameindex=nameindex-257 + indices[nameindex]=i + else + glyphs[i].name=standardromanencoding[nameindex] end end - end - enhance(enhancer,data,filename,raw) - local a=after[enhancer] - if a then - for pattern,action in next,a do - if find(basename,pattern) then - action(data,filename,raw) + for i=1,maxnames do + local mapping=indices[i] + if not mapping then + report("quit post name fetching at %a of %a: %s",i,maxnames,"no index") + break + else + local length=readbyte(f) + if length>0 then + glyphs[mapping].name=readstring(f,length) + else + report("quit post name fetching at %a of %a: %s",i,maxnames,"overflow") + break + end end end + elseif version==2.5 then + elseif version==3.0 then end - ioflush() - end - if trace_loading then - report_otf("%s enhancing file %a","stop",filename) - end - ioflush() -end -function patches.register(what,where,pattern,action) - local pw=patches[what] - if pw then - local ww=pw[where] - if ww then - ww[pattern]=action - else - pw[where]={ [pattern]=action} - end + else + fontdata.postscript={} end end -function patches.report(fmt,...) - if trace_loading then - report_otf("patching: %s",formatters[fmt](...)) +readers.cff=function(f,fontdata,specification) + if specification.glyphs then + reportskippedtable("cff") end end -function enhancers.register(what,action) - actions[what]=action -end -function otf.load(filename,sub,featurefile) - local base=file.basename(file.removesuffix(filename)) - local name=file.removesuffix(base) - local attr=lfs.attributes(filename) - local size=attr and attr.size or 0 - local time=attr and attr.modification or 0 - if featurefile then - name=name.."@"..file.removesuffix(file.basename(featurefile)) - end - if sub=="" then - sub=false - end - local hash=name - if sub then - hash=hash.."-"..sub - end - hash=containers.cleanname(hash) - local featurefiles - if featurefile then - featurefiles={} - for s in gmatch(featurefile,"[^,]+") do - local name=resolvers.findfile(file.addsuffix(s,'fea'),'fea') or "" - if name=="" then - report_otf("loading error, no featurefile %a",s) - else - local attr=lfs.attributes(name) - featurefiles[#featurefiles+1]={ - name=name, - size=attr and attr.size or 0, - time=attr and attr.modification or 0, - } - end - end - if #featurefiles==0 then - featurefiles=nil - end - end - local data=containers.read(otf.cache,hash) - local reload=not data or data.size~=size or data.time~=time - if forceload then - report_otf("forced reload of %a due to hard coded flag",filename) - reload=true - end - if not reload then - local featuredata=data.featuredata - if featurefiles then - if not featuredata or #featuredata~=#featurefiles then - reload=true - else - for i=1,#featurefiles do - local fi,fd=featurefiles[i],featuredata[i] - if fi.name~=fd.name or fi.size~=fd.size or fi.time~=fd.time then - reload=true - break +local formatreaders={} +local duplicatestoo=true +local sequence={ + { 3,1,4 }, + { 3,10,12 }, + { 0,3,4 }, + { 0,1,4 }, + { 0,0,6 }, + { 3,0,6 }, + { 0,5,14 }, +} +local supported={} +for i=1,#sequence do + local sp,se,sf=unpack(sequence[i]) + local p=supported[sp] + if not p then + p={} + supported[sp]=p + end + local e=p[se] + if not e then + e={} + p[se]=e + end + e[sf]=true +end +formatreaders[4]=function(f,fontdata,offset) + setposition(f,offset+2) + local length=readushort(f) + local language=readushort(f) + local nofsegments=readushort(f)/2 + skipshort(f,3) + local endchars={} + local startchars={} + local deltas={} + local offsets={} + local indices={} + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local nofdone=0 + for i=1,nofsegments do + endchars[i]=readushort(f) + end + local reserved=readushort(f) + for i=1,nofsegments do + startchars[i]=readushort(f) + end + for i=1,nofsegments do + deltas[i]=readshort(f) + end + for i=1,nofsegments do + offsets[i]=readushort(f) + end + local size=(length-2*2-5*2-4*nofsegments*2)/2 + for i=1,size-1 do + indices[i]=readushort(f) + end + for segment=1,nofsegments do + local startchar=startchars[segment] + local endchar=endchars[segment] + local offset=offsets[segment] + local delta=deltas[segment] + if startchar==0xFFFF and endchar==0xFFFF then + elseif startchar==0xFFFF and offset==0 then + elseif offset==0xFFFF then + elseif offset==0 then + if trace_cmap then + report("format 4.%i segment %2i from %C upto %C at index %H",1,segment,startchar,endchar,mod(startchar+delta,65536)) + end + for unicode=startchar,endchar do + local index=mod(unicode+delta,65536) + if index and index>0 then + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + if duplicatestoo then + local d=duplicates[gu] + if d then + d[unicode]=true + else + duplicates[gu]={ [unicode]=true } + end + else + report("duplicate case 1: %C %04i %s",unicode,index,glyphs[index].name) + end + end + if not mapping[index] then + mapping[index]=unicode + end end end end - elseif featuredata then - reload=true - end - if reload then - report_otf("loading: forced reload due to changed featurefile specification %a",featurefile) - end - end - if reload then - starttiming("fontloader") - report_otf("loading %a, hash %a",filename,hash) - local fontdata,messages - if sub then - fontdata,messages=open_font(filename,sub) else - fontdata,messages=open_font(filename) - end - if fontdata then - mainfields=mainfields or (font_fields and font_fields(fontdata)) - end - if trace_loading and messages and #messages>0 then - if type(messages)=="string" then - report_otf("warning: %s",messages) - else - for m=1,#messages do - report_otf("warning: %S",messages[m]) + local shift=(segment-nofsegments+offset/2)-startchar + if trace_cmap then + report("format 4.%i segment %2i from %C upto %C at index %H",0,segment,startchar,endchar,mod(startchar+delta,65536)) + end + for unicode=startchar,endchar do + local slot=shift+unicode + local index=indices[slot] + if index and index>0 then + index=mod(index+delta,65536) + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + if duplicatestoo then + local d=duplicates[gu] + if d then + d[unicode]=true + else + duplicates[gu]={ [unicode]=true } + end + else + report("duplicate case 2: %C %04i %s",unicode,index,glyphs[index].name) + end + end + if not mapping[index] then + mapping[index]=unicode + end + end end end - else - report_otf("loading done") end - if fontdata then - if featurefiles then - for i=1,#featurefiles do - load_featurefile(fontdata,featurefiles[i].name) + end + return nofdone +end +formatreaders[6]=function(f,fontdata,offset) + setposition(f,offset) + local format=readushort(f) + local length=readushort(f) + local language=readushort(f) + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local start=readushort(f) + local count=readushort(f) + local stop=start+count-1 + local nofdone=0 + if trace_cmap then + report("format 6 from %C to %C",2,start,stop) + end + for unicode=start,stop do + local index=readushort(f) + if index>0 then + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then end - end - local unicodes={ - } - local splitter=lpeg.splitter(" ",unicodes) - data={ - size=size, - time=time, - subfont=sub, - format=otf_format(filename), - featuredata=featurefiles, - resources={ - filename=resolvers.unresolve(filename), - version=otf.version, - creator="context mkiv", - unicodes=unicodes, - indices={ - }, - duplicates={ - }, - variants={ - }, - lookuptypes={}, - }, - warnings={}, - metadata={ - }, - properties={ - }, - descriptions={}, - goodies={}, - helpers={ - tounicodelist=splitter, - tounicodetable=Ct(splitter), - }, - } - report_otf("file size: %s",size) - enhancers.apply(data,filename,fontdata) - local packtime={} - if packdata then - if cleanup>0 then - collectgarbage("collect") + if not mapping[index] then + mapping[index]=unicode end - starttiming(packtime) - enhance("pack",data,filename,nil) - stoptiming(packtime) - end - report_otf("saving %a in cache",filename) - data=containers.write(otf.cache,hash,data) - if cleanup>1 then - collectgarbage("collect") - end - stoptiming("fontloader") - if elapsedtime then - report_otf("loading, optimizing, packing and caching time %s, pack time %s", - elapsedtime("fontloader"),packdata and elapsedtime(packtime) or 0) - end - close_font(fontdata) - if cleanup>3 then - collectgarbage("collect") - end - data=containers.read(otf.cache,hash) - if cleanup>2 then - collectgarbage("collect") end - else - stoptiming("fontloader") - data=nil - report_otf("loading failed due to read error") end end - if data then - if trace_defining then - report_otf("loading from cache using hash %a",hash) - end - enhance("unpack",data,filename,nil,false) - local resources=data.resources - local lookuptags=resources.lookuptags - local unicodes=resources.unicodes - if not lookuptags then - lookuptags={} - resources.lookuptags=lookuptags + return nofdone +end +formatreaders[12]=function(f,fontdata,offset) + setposition(f,offset+2+2+4+4) + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local nofgroups=readulong(f) + local nofdone=0 + for i=1,nofgroups do + local first=readulong(f) + local last=readulong(f) + local index=readulong(f) + if trace_cmap then + report("format 12 from %C to %C",first,last) end - setmetatableindex(lookuptags,function(t,k) - local v=type(k)=="number" and ("lookup "..k) or k - t[k]=v - return v - end) - if not unicodes then - unicodes={} - resources.unicodes=unicodes - setmetatableindex(unicodes,function(t,k) - setmetatableindex(unicodes,nil) - for u,d in next,data.descriptions do - local n=d.name - if n then - t[n]=u + for unicode=first,last do + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + local d=duplicates[gu] + if d then + d[unicode]=true else + duplicates[gu]={ [unicode]=true } end end - return rawget(t,k) - end) + if not mapping[index] then + mapping[index]=unicode + end + end + index=index+1 end - constructors.addcoreunicodes(unicodes) - if applyruntimefixes then - applyruntimefixes(filename,data) + end + return nofdone +end +formatreaders[14]=function(f,fontdata,offset) + if offset and offset~=0 then + setposition(f,offset) + local format=readushort(f) + local length=readulong(f) + local nofrecords=readulong(f) + local records={} + local variants={} + local nofdone=0 + fontdata.variants=variants + for i=1,nofrecords do + records[i]={ + selector=readuint(f), + default=readulong(f), + other=readulong(f), + } end - enhance("add dimensions",data,filename,nil,false) - if trace_sequences then - showfeatureorder(data,filename) + for i=1,nofrecords do + local record=records[i] + local selector=record.selector + local default=record.default + local other=record.other + local other=record.other + if other~=0 then + setposition(f,offset+other) + local mapping={} + local count=readulong(f) + for i=1,count do + mapping[readuint(f)]=readushort(f) + end + nofdone=nofdone+count + variants[selector]=mapping + end end + return nofdone + else + return 0 end - return data end -local mt={ - __index=function(t,k) - if k=="height" then - local ht=t.boundingbox[4] - return ht<0 and 0 or ht - elseif k=="depth" then - local dp=-t.boundingbox[2] - return dp<0 and 0 or dp - elseif k=="width" then - return 0 - elseif k=="name" then - return forcenotdef and ".notdef" - end +local function checkcmap(f,fontdata,records,platform,encoding,format) + local data=records[platform] + if not data then + return 0 end -} -actions["prepare tables"]=function(data,filename,raw) - data.properties.hasitalics=false + data=data[encoding] + if not data then + return 0 + end + data=data[format] + if not data then + return 0 + end + local reader=formatreaders[format] + if not reader then + return 0 + end + local p=platforms[platform] + local e=encodings[p] + local n=reader(f,fontdata,data) or 0 + report("cmap checked: platform %i (%s), encoding %i (%s), format %i, new unicodes %i",platform,p,encoding,e and e[encoding] or "?",format,n) + return n end -actions["add dimensions"]=function(data,filename) - if data then - local descriptions=data.descriptions - local resources=data.resources - local defaultwidth=resources.defaultwidth or 0 - local defaultheight=resources.defaultheight or 0 - local defaultdepth=resources.defaultdepth or 0 - local basename=trace_markwidth and file.basename(filename) - for _,d in next,descriptions do - local bb,wd=d.boundingbox,d.width - if not wd then - d.width=defaultwidth - elseif trace_markwidth and wd~=0 and d.class=="mark" then - report_otf("mark %a with width %b found in %a",d.name or "",wd,basename) - end - if bb then - local ht=bb[4] - local dp=-bb[2] - if ht==0 or ht<0 then - else - d.height=ht - end - if dp==0 or dp<0 then +function readers.cmap(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.cmap + if datatable then + local tableoffset=datatable.offset + setposition(f,tableoffset) + local version=readushort(f) + local noftables=readushort(f) + local records={} + local unicodecid=false + local variantcid=false + local variants={} + local duplicates=fontdata.duplicates or {} + fontdata.duplicates=duplicates + for i=1,noftables do + local platform=readushort(f) + local encoding=readushort(f) + local offset=readulong(f) + local record=records[platform] + if not record then + records[platform]={ + [encoding]={ + offsets={ offset }, + formats={}, + } + } + else + local subtables=record[encoding] + if not subtables then + record[encoding]={ + offsets={ offset }, + formats={}, + } else - d.depth=dp + local offsets=subtables.offsets + offsets[#offsets+1]=offset end + end end - end - end -end -local function somecopy(old) - if old then - local new={} - if type(old)=="table" then - for k,v in next,old do - if k=="glyphs" then - elseif type(v)=="table" then - new[k]=somecopy(v) + report("found cmaps:") + for platform,record in sortedhash(records) do + local p=platforms[platform] + local e=encodings[p] + local sp=supported[platform] + local ps=p or "?" + if sp then + report(" platform %i: %s",platform,ps) else - new[k]=v + report(" platform %i: %s (unsupported)",platform,ps) + end + for encoding,subtables in sortedhash(record) do + local se=sp and sp[encoding] + local es=e and e[encoding] or "?" + if se then + report(" encoding %i: %s",encoding,es) + else + report(" encoding %i: %s (unsupported)",encoding,es) + end + local offsets=subtables.offsets + local formats=subtables.formats + for i=1,#offsets do + local offset=tableoffset+offsets[i] + setposition(f,offset) + formats[readushort(f)]=offset + end + record[encoding]=formats + local list=sortedkeys(formats) + for i=1,#list do + if not (se and se[list[i]]) then + list[i]=list[i].." (unsupported)" + end + end + report(" formats: % t",list) end end - else - for i=1,#mainfields do - local k=mainfields[i] - local v=old[k] - if k=="glyphs" then - elseif type(v)=="table" then - new[k]=somecopy(v) - else - new[k]=v + local ok=false + for i=1,#sequence do + local sp,se,sf=unpack(sequence[i]) + if checkcmap(f,fontdata,records,sp,se,sf)>0 then + ok=true end end + if not ok then + report("no useable unicode cmap found") + end + fontdata.cidmaps={ + version=version, + noftables=noftables, + records=records, + } + else + fontdata.cidmaps={} end - return new - else - return {} end end -actions["prepare glyphs"]=function(data,filename,raw) - local rawglyphs=raw.glyphs - local rawsubfonts=raw.subfonts - local rawcidinfo=raw.cidinfo - local criterium=constructors.privateoffset - local private=criterium - local resources=data.resources - local metadata=data.metadata - local properties=data.properties - local descriptions=data.descriptions - local unicodes=resources.unicodes - local indices=resources.indices - local duplicates=resources.duplicates - local variants=resources.variants - local notdefindex=-1 - if rawsubfonts then - metadata.subfonts=includesubfonts and {} - properties.cidinfo=rawcidinfo - if rawcidinfo.registry then - local cidmap=fonts.cid.getmap(rawcidinfo) - if cidmap then - rawcidinfo.usedname=cidmap.usedname - local nofnames=0 - local nofunicodes=0 - local cidunicodes=cidmap.unicodes - local cidnames=cidmap.names - local cidtotal=0 - local unique=trace_subfonts and {} - for cidindex=1,#rawsubfonts do - local subfont=rawsubfonts[cidindex] - local cidglyphs=subfont.glyphs - if includesubfonts then - metadata.subfonts[cidindex]=somecopy(subfont) - end - local cidcnt=subfont.glyphcnt - local cidmin=subfont.glyphmin - local cidmax=subfont.glyphmax - local notdef=(tonumber(raw.table_version) or 0)>0.4 and subfont.notdef_loc or -1 - if notdeffound==-1 and notdef>=0 then - notdeffound=notdef - end - if trace_subfonts then - local cidtot=cidmax-cidmin+1 - cidtotal=cidtotal+cidtot - report_otf("subfont: %i, min: %i, max: %i, cnt: %i, n: %i",cidindex,cidmin,cidmax,cidtot,cidcnt) - end - if cidcnt>0 then - for index=cidmin,cidmax do - local glyph=cidglyphs[index] - if glyph then - if trace_subfonts then - unique[index]=true - end - local unicode=glyph.unicode - if unicode>=0x00E000 and unicode<=0x00F8FF then - unicode=-1 - elseif unicode>=0x0F0000 and unicode<=0x0FFFFD then - unicode=-1 - elseif unicode>=0x100000 and unicode<=0x10FFFD then - unicode=-1 - end - local name=glyph.name or cidnames[index] - if not unicode or unicode==-1 then - unicode=cidunicodes[index] - end - if unicode and descriptions[unicode] then - if trace_private then - report_otf("preventing glyph %a at index %H to overload unicode %U",name or "noname",index,unicode) - end - unicode=-1 - end - if not unicode or unicode==-1 then - if not name then - name=formatters["u%06X.ctx"](private) - end - unicode=private - unicodes[name]=private - if trace_private then - report_otf("glyph %a at index %H is moved to private unicode slot %U",name,index,private) - end - private=private+1 - nofnames=nofnames+1 - else - if not name then - name=formatters["u%06X.ctx"](unicode) - end - unicodes[name]=unicode - nofunicodes=nofunicodes+1 - end - indices[index]=unicode - local description={ - boundingbox=glyph.boundingbox, - name=name or "unknown", - index=index, - glyph=glyph, - } - descriptions[unicode]=description - local altuni=glyph.altuni - if altuni then - for i=1,#altuni do - local a=altuni[i] - local u=a.unicode - if u~=unicode then - local v=a.variant - if v then - local vv=variants[v] - if vv then - vv[u]=unicode - else - vv={ [u]=unicode } - variants[v]=vv - end - end - end - end - end - end - end - else - report_otf("potential problem: no glyphs found in subfont %i",cidindex) - end - end - if trace_subfonts then - report_otf("nofglyphs: %i, unique: %i",cidtotal,table.count(unique)) - end - if trace_loading then - report_otf("cid font remapped, %s unicode points, %s symbolic names, %s glyphs",nofunicodes,nofnames,nofunicodes+nofnames) - end - elseif trace_loading then - report_otf("unable to remap cid font, missing cid file for %a",filename) - end - elseif trace_loading then - report_otf("font %a has no glyphs",filename) - end - else - local cnt=raw.glyphcnt or 0 - local min=raw.glyphmin or 0 - local max=raw.glyphmax or (raw.glyphcnt-1) - notdeffound=(tonumber(raw.table_version) or 0)>0.4 and raw.notdef_loc or -1 - if cnt>0 then - for index=min,max do - local glyph=rawglyphs[index] - if glyph then - local unicode=glyph.unicode - local name=glyph.name - if not unicode or unicode==-1 then - unicode=private - unicodes[name]=private - if trace_private then - report_otf("glyph %a at index %H is moved to private unicode slot %U",name,index,private) - end - private=private+1 - else - if unicode>criterium then - local taken=descriptions[unicode] - if taken then - if unicode>=private then - private=unicode+1 - else - private=private+1 - end - descriptions[private]=taken - unicodes[taken.name]=private - indices[taken.index]=private - if trace_private then - report_otf("slot %U is moved to %U due to private in font",unicode) - end - else - if unicode>=private then - private=unicode+1 - end - end - end - unicodes[name]=unicode - end - indices[index]=unicode - descriptions[unicode]={ - boundingbox=glyph.boundingbox, - name=name, - index=index, - glyph=glyph, - } - local altuni=glyph.altuni - if altuni then - for i=1,#altuni do - local a=altuni[i] - local u=a.unicode - if u~=unicode then - local v=a.variant - if v then - local vv=variants[v] - if vv then - vv[u]=unicode - else - vv={ [u]=unicode } - variants[v]=vv - end - end - end - end - end - else - report_otf("potential problem: glyph %U is used but empty",index) - end - end - else - report_otf("potential problem: no glyphs found") - end +function readers.loca(f,fontdata,specification) + if specification.glyphs then + reportskippedtable("loca") end - if notdeffound==-1 then - report_otf("warning: no .notdef found in %a",filename) - elseif notdeffound~=0 then - report_otf("warning: .notdef found at position %a in %a",notdeffound,filename) +end +function readers.glyf(f,fontdata,specification) + if specification.glyphs then + reportskippedtable("glyf") end - metadata.notdef=notdeffound - resources.private=private end -actions["check encoding"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local properties=data.properties - local unicodes=resources.unicodes - local indices=resources.indices - local duplicates=resources.duplicates - local mapdata=raw.map or {} - local unicodetoindex=mapdata and mapdata.map or {} - local indextounicode=mapdata and mapdata.backmap or {} - local encname=lower(data.enc_name or mapdata.enc_name or "") - local criterium=0xFFFF - local privateoffset=constructors.privateoffset - if find(encname,"unicode") then - if trace_loading then - report_otf("checking embedded unicode map %a",encname) - end - local reported={} - for maybeunicode,index in next,unicodetoindex do - if descriptions[maybeunicode] then - else - local unicode=indices[index] - if not unicode then - elseif maybeunicode==unicode then - elseif unicode>privateoffset then - else - local d=descriptions[unicode] - if d then - local c=d.copies - if c then - c[maybeunicode]=true +function readers.kern(f,fontdata,specification) + if specification.kerns then + local datatable=fontdata.tables.kern + if datatable then + setposition(f,datatable.offset) + local version=readushort(f) + local noftables=readushort(f) + for i=1,noftables do + local version=readushort(f) + local length=readushort(f) + local coverage=readushort(f) + local format=bit32.rshift(coverage,8) + if format==0 then + local nofpairs=readushort(f) + local searchrange=readushort(f) + local entryselector=readushort(f) + local rangeshift=readushort(f) + local kerns={} + local glyphs=fontdata.glyphs + for i=1,nofpairs do + local left=readushort(f) + local right=readushort(f) + local kern=readfword(f) + local glyph=glyphs[left] + local kerns=glyph.kerns + if kerns then + kerns[right]=kern else - d.copies={ [maybeunicode]=true } + glyph.kerns={ [right]=kern } end - elseif index and not reported[index] then - report_otf("missing index %i",index) - reported[index]=true end + elseif format==2 then + report("todo: kern classes") + else + report("todo: kerns") end end end - for unicode,data in next,descriptions do - local d=data.copies - if d then - duplicates[unicode]=sortedkeys(d) - data.copies=nil - end - end - elseif properties.cidinfo then - report_otf("warning: no unicode map, used cidmap %a",properties.cidinfo.usedname) - else - report_otf("warning: non unicode map %a, only using glyph unicode data",encname or "whatever") end - if mapdata then - mapdata.map={} - mapdata.backmap={} +end +function readers.gdef(f,fontdata,specification) + if specification.details then + reportskippedtable("gdef") end end -actions["add duplicates"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local properties=data.properties - local unicodes=resources.unicodes - local indices=resources.indices - local duplicates=resources.duplicates - for unicode,d in table.sortedhash(duplicates) do - local nofduplicates=#d - if nofduplicates>4 then - if trace_loading then - report_otf("ignoring excessive duplicates of %U (n=%s)",unicode,nofduplicates) - end - else - for i=1,nofduplicates do - local u=d[i] - if not descriptions[u] then - local description=descriptions[unicode] - local n=0 - for _,description in next,descriptions do - local kerns=description.kerns - if kerns then - for _,k in next,kerns do - local ku=k[unicode] - if ku then - k[u]=ku - n=n+1 - end - end - end - end - if u>0 then - local duplicate=copy(description) - duplicate.comment=formatters["copy of %U"](unicode) - descriptions[u]=duplicate - if trace_loading then - report_otf("duplicating %06U to %06U with index %H (%s kerns)",unicode,u,description.index,n) - end - end - end - end - end +function readers.gsub(f,fontdata,specification) + if specification.details then + reportskippedtable("gsub") end end -actions["analyze glyphs"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local metadata=data.metadata - local properties=data.properties - local hasitalics=false - local widths={} - local marks={} - for unicode,description in next,descriptions do - local glyph=description.glyph - local italic=glyph.italic_correction - if not italic then - elseif italic==0 then - else - description.italic=italic - hasitalics=true - end - local width=glyph.width - widths[width]=(widths[width] or 0)+1 - local class=glyph.class - if class then - if class=="mark" then - marks[unicode]=true - end - description.class=class - end +function readers.gpos(f,fontdata,specification) + if specification.details then + reportskippedtable("gpos") end - properties.hasitalics=hasitalics - resources.marks=marks - local wd,most=0,1 - for k,v in next,widths do - if v>most then - wd,most=k,v - end +end +function readers.math(f,fontdata,specification) + if specification.glyphs then + reportskippedtable("math") end - if most>1000 then - if trace_loading then - report_otf("most common width: %s (%s times), sharing (cjk font)",wd,most) +end +local function packoutlines(data,makesequence) + local subfonts=data.subfonts + if subfonts then + for i=1,#subfonts do + packoutlines(subfonts[i],makesequence) end - for unicode,description in next,descriptions do - if description.width==wd then - else - description.width=description.glyph.width + return + end + local common=data.segments + if common then + return + end + local glyphs=data.glyphs + if not glyphs then + return + end + if makesequence then + for index=1,#glyphs do + local glyph=glyphs[index] + local segments=glyph.segments + if segments then + local sequence={} + local nofsequence=0 + for i=1,#segments do + local segment=segments[i] + local nofsegment=#segment + nofsequence=nofsequence+1 + sequence[nofsequence]=segment[nofsegment] + for i=1,nofsegment-1 do + nofsequence=nofsequence+1 + sequence[nofsequence]=segment[i] + end + end + glyph.sequence=sequence + glyph.segments=nil end end - resources.defaultwidth=wd else - for unicode,description in next,descriptions do - description.width=description.glyph.width - end - end -end -actions["reorganize mark classes"]=function(data,filename,raw) - local mark_classes=raw.mark_classes - if mark_classes then - local resources=data.resources - local unicodes=resources.unicodes - local markclasses={} - resources.markclasses=markclasses - for name,class in next,mark_classes do - local t={} - for s in gmatch(class,"[^ ]+") do - t[unicodes[s]]=true - end - markclasses[name]=t - end - end -end -actions["reorganize features"]=function(data,filename,raw) - local features={} - data.resources.features=features - for k=1,#otf.glists do - local what=otf.glists[k] - local dw=raw[what] - if dw then - local f={} - features[what]=f - for i=1,#dw do - local d=dw[i] - local dfeatures=d.features - if dfeatures then - for i=1,#dfeatures do - local df=dfeatures[i] - local tag=strip(lower(df.tag)) - local ft=f[tag] - if not ft then - ft={} - f[tag]=ft - end - local dscripts=df.scripts - for i=1,#dscripts do - local d=dscripts[i] - local languages=d.langs - local script=strip(lower(d.script)) - local fts=ft[script] if not fts then fts={} ft[script]=fts end - for i=1,#languages do - fts[strip(lower(languages[i]))]=true - end + local hash={} + local common={} + local reverse={} + local last=0 + for index=1,#glyphs do + local segments=glyphs[index].segments + if segments then + for i=1,#segments do + local h=concat(segments[i]," ") + hash[h]=(hash[h] or 0)+1 + end + end + end + for index=1,#glyphs do + local segments=glyphs[index].segments + if segments then + for i=1,#segments do + local segment=segments[i] + local h=concat(segment," ") + if hash[h]>1 then + local idx=reverse[h] + if not idx then + last=last+1 + reverse[h]=last + common[last]=segment + idx=last end + segments[i]=idx end end end end + if last>0 then + data.segments=common + end end end -actions["reorganize anchor classes"]=function(data,filename,raw) - local resources=data.resources - local anchor_to_lookup={} - local lookup_to_anchor={} - resources.anchor_to_lookup=anchor_to_lookup - resources.lookup_to_anchor=lookup_to_anchor - local classes=raw.anchor_classes - if classes then - for c=1,#classes do - local class=classes[c] - local anchor=class.name - local lookups=class.lookup - if type(lookups)~="table" then - lookups={ lookups } - end - local a=anchor_to_lookup[anchor] - if not a then - a={} - anchor_to_lookup[anchor]=a - end - for l=1,#lookups do - local lookup=lookups[l] - local l=lookup_to_anchor[lookup] - if l then - l[anchor]=true - else - l={ [anchor]=true } - lookup_to_anchor[lookup]=l - end - a[lookup]=true - end +local function unpackoutlines(data) + local subfonts=data.subfonts + if subfonts then + for i=1,#subfonts do + unpackoutlines(subfonts[i]) end + return end -end -actions["prepare tounicode"]=function(data,filename,raw) - fonts.mappings.addtounicode(data,filename) -end -local g_directions={ - gsub_contextchain=1, - gpos_contextchain=1, - gsub_reversecontextchain=-1, - gpos_reversecontextchain=-1, -} -actions["reorganize subtables"]=function(data,filename,raw) - local resources=data.resources - local sequences={} - local lookups={} - local chainedfeatures={} - resources.sequences=sequences - resources.lookups=lookups - for k=1,#otf.glists do - local what=otf.glists[k] - local dw=raw[what] - if dw then - for k=1,#dw do - local gk=dw[k] - local features=gk.features - local typ=gk.type - local chain=g_directions[typ] or 0 - local subtables=gk.subtables - if subtables then - local t={} - for s=1,#subtables do - t[s]=subtables[s].name - end - subtables=t - end - local flags,markclass=gk.flags,nil - if flags then - local t={ - (flags.ignorecombiningmarks and "mark") or false, - (flags.ignoreligatures and "ligature") or false, - (flags.ignorebaseglyphs and "base") or false, - flags.r2l or false, - } - markclass=flags.mark_class - if markclass then - markclass=resources.markclasses[markclass] - end - flags=t - end - local name=gk.name - if not name then - report_otf("skipping weird lookup number %s",k) - elseif features then - local f={} - local o={} - for i=1,#features do - local df=features[i] - local tag=strip(lower(df.tag)) - local ft=f[tag] - if not ft then - ft={} - f[tag]=ft - o[#o+1]=tag - end - local dscripts=df.scripts - for i=1,#dscripts do - local d=dscripts[i] - local languages=d.langs - local script=strip(lower(d.script)) - local fts=ft[script] if not fts then fts={} ft[script]=fts end - for i=1,#languages do - fts[strip(lower(languages[i]))]=true - end - end - end - sequences[#sequences+1]={ - type=typ, - chain=chain, - flags=flags, - name=name, - subtables=subtables, - markclass=markclass, - features=f, - order=o, - } - else - lookups[name]={ - type=typ, - chain=chain, - flags=flags, - subtables=subtables, - markclass=markclass, - } - end + local common=data.segments + if not common then + return + end + local glyphs=data.glyphs + if not glyphs then + return + end + for index=1,#glyphs do + local segments=glyphs[index].segments + if segments then + for i=1,#segments do + local c=common[segments[i]] + if c then + segments[i]=c + end end end end + data.segments=nil end -actions["prepare lookups"]=function(data,filename,raw) - local lookups=raw.lookups - if lookups then - data.lookups=lookups - end -end -local function t_uncover(splitter,cache,covers) - local result={} - for n=1,#covers do - local cover=covers[n] - local uncovered=cache[cover] - if not uncovered then - uncovered=lpegmatch(splitter,cover) - cache[cover]=uncovered +otf.packoutlines=packoutlines +otf.unpackoutlines=unpackoutlines +local validutf=lpeg.patterns.validutf8 +local function getname(fontdata,key) + local names=fontdata.names + if names then + local value=names[key] + if value then + local content=value.content + return lpegmatch(validutf,content) and content or nil end - result[n]=uncovered end - return result end -local function s_uncover(splitter,cache,cover) - if cover=="" then - return nil +local function getinfo(maindata,sub) + local fontdata=sub and maindata.subfonts and maindata.subfonts[sub] or maindata + local names=fontdata.names + if names then + local metrics=fontdata.windowsmetrics or {} + local postscript=fontdata.postscript or {} + local fontheader=fontdata.fontheader or {} + local cffinfo=fontdata.cffinfo or {} + local filename=fontdata.filename + local weight=getname(fontdata,"weight") or cffinfo.weight or metrics.weight + local width=getname(fontdata,"width") or cffinfo.width or metrics.width + return { + subfontindex=fontdata.subfontindex or sub or 0, + fontname=getname(fontdata,"postscriptname"), + fullname=getname(fontdata,"fullname"), + familyname=getname(fontdata,"typographicfamily") or getname(fontdata,"family"), + subfamily=getname(fontdata,"subfamily"), + modifiers=getname(fontdata,"typographicsubfamily"), + weight=weight and lower(weight), + width=width and lower(width), + pfmweight=metrics.weightclass or 400, + pfmwidth=metrics.widthclass or 5, + panosewidth=metrics.panosewidth, + panoseweight=metrics.panoseweight, + italicangle=postscript.italicangle or 0, + units=fontheader.units or 0, + designsize=fontdata.designsize, + minsize=fontdata.minsize, + maxsize=fontdata.maxsize, + monospaced=(tonumber(postscript.monospaced or 0)>0) or metrics.panosewidth=="monospaced", + averagewidth=metrics.averagewidth, + xheight=metrics.xheight, + ascender=metrics.typoascender, + descender=metrics.typodescender, + } + elseif n then + return { + filename=fontdata.filename, + comment="there is no info for subfont "..n, + } else - local uncovered=cache[cover] - if not uncovered then - uncovered=lpegmatch(splitter,cover) - cache[cover]=uncovered - end - return { uncovered } + return { + filename=fontdata.filename, + comment="there is no info", + } end end -local function t_hashed(t,cache) - if t then - local ht={} - for i=1,#t do - local ti=t[i] - local tih=cache[ti] - if not tih then - local tn=#ti - if tn==1 then - tih={ [ti[1]]=true } - else - tih={} - for i=1,tn do - tih[ti[i]]=true - end - end - cache[ti]=tih - end - ht[i]=tih - end - return ht +local function loadtables(f,specification,offset) + if offset then + setposition(f,offset) + end + local tables={} + local basename=file.basename(specification.filename) + local filesize=specification.filesize + local filetime=specification.filetime + local fontdata={ + filename=basename, + filesize=filesize, + filetime=filetime, + version=readstring(f,4), + noftables=readushort(f), + searchrange=readushort(f), + entryselector=readushort(f), + rangeshift=readushort(f), + tables=tables, + } + for i=1,fontdata.noftables do + local tag=lower(stripstring(readstring(f,4))) + local checksum=readulong(f) + local offset=readulong(f) + local length=readulong(f) + if offset+length>filesize then + report("bad %a table in file %a",tag,basename) + end + tables[tag]={ + checksum=checksum, + offset=offset, + length=length, + } + end + if tables.cff then + fontdata.format="opentype" else - return nil + fontdata.format="truetype" end + return fontdata end -local function s_hashed(t,cache) - if t then - local tf=t[1] - local nf=#tf - if nf==1 then - return { [tf[1]]=true } - else - local ht={} - for i=1,nf do - ht[i]={ [tf[i]]=true } - end - return ht +local function prepareglyps(fontdata) + local glyphs=setmetatableindex(function(t,k) + local v={ + index=k, + } + t[k]=v + return v + end) + fontdata.glyphs=glyphs + fontdata.mapping={} +end +local function readdata(f,offset,specification) + local fontdata=loadtables(f,specification,offset) + if specification.glyphs then + prepareglyps(fontdata) + end + readers["name"](f,fontdata,specification) + local askedname=specification.askedname + if askedname then + local fullname=getname(fontdata,"fullname") or "" + local cleanname=gsub(askedname,"[^a-zA-Z0-9]","") + local foundname=gsub(fullname,"[^a-zA-Z0-9]","") + if lower(cleanname)~=lower(foundname) then + return end - else - return nil end -end -local function r_uncover(splitter,cache,cover,replacements) - if cover=="" then - return nil + readers["os/2"](f,fontdata,specification) + readers["head"](f,fontdata,specification) + readers["maxp"](f,fontdata,specification) + readers["hhea"](f,fontdata,specification) + readers["hmtx"](f,fontdata,specification) + readers["post"](f,fontdata,specification) + readers["cff" ](f,fontdata,specification) + readers["cmap"](f,fontdata,specification) + readers["loca"](f,fontdata,specification) + readers["glyf"](f,fontdata,specification) + readers["kern"](f,fontdata,specification) + readers["gdef"](f,fontdata,specification) + readers["gsub"](f,fontdata,specification) + readers["gpos"](f,fontdata,specification) + readers["math"](f,fontdata,specification) + fontdata.locations=nil + fontdata.tables=nil + fontdata.cidmaps=nil + fontdata.dictionaries=nil + return fontdata +end +local function loadfontdata(specification) + local filename=specification.filename + local fileattr=lfs.attributes(filename) + local filesize=fileattr and fileattr.size or 0 + local filetime=fileattr and fileattr.modification or 0 + local f=openfile(filename,true) + if not f then + report("unable to open %a",filename) + elseif filesize==0 then + report("empty file %a",filename) + closefile(f) else - local uncovered=cover[1] - local replaced=cache[replacements] - if not replaced then - replaced=lpegmatch(splitter,replacements) - cache[replacements]=replaced - end - local nu,nr=#uncovered,#replaced - local r={} - if nu==nr then - for i=1,nu do - r[uncovered[i]]=replaced[i] - end - end - return r - end -end -actions["reorganize lookups"]=function(data,filename,raw) - if data.lookups then - local helpers=data.helpers - local duplicates=data.resources.duplicates - local splitter=helpers.tounicodetable - local t_u_cache={} - local s_u_cache=t_u_cache - local t_h_cache={} - local s_h_cache=t_h_cache - local r_u_cache={} - helpers.matchcache=t_h_cache - for _,lookup in next,data.lookups do - local rules=lookup.rules - if rules then - local format=lookup.format - if format=="class" then - local before_class=lookup.before_class - if before_class then - before_class=t_uncover(splitter,t_u_cache,reversed(before_class)) - end - local current_class=lookup.current_class - if current_class then - current_class=t_uncover(splitter,t_u_cache,current_class) - end - local after_class=lookup.after_class - if after_class then - after_class=t_uncover(splitter,t_u_cache,after_class) - end - for i=1,#rules do - local rule=rules[i] - local class=rule.class - local before=class.before - if before then - for i=1,#before do - before[i]=before_class[before[i]] or {} - end - rule.before=t_hashed(before,t_h_cache) - end - local current=class.current - local lookups=rule.lookups - if current then - for i=1,#current do - current[i]=current_class[current[i]] or {} - if lookups and not lookups[i] then - lookups[i]="" - end - end - rule.current=t_hashed(current,t_h_cache) - end - local after=class.after - if after then - for i=1,#after do - after[i]=after_class[after[i]] or {} - end - rule.after=t_hashed(after,t_h_cache) - end - rule.class=nil - end - lookup.before_class=nil - lookup.current_class=nil - lookup.after_class=nil - lookup.format="coverage" - elseif format=="coverage" then - for i=1,#rules do - local rule=rules[i] - local coverage=rule.coverage - if coverage then - local before=coverage.before - if before then - before=t_uncover(splitter,t_u_cache,reversed(before)) - rule.before=t_hashed(before,t_h_cache) - end - local current=coverage.current - if current then - current=t_uncover(splitter,t_u_cache,current) - local lookups=rule.lookups - if lookups then - for i=1,#current do - if not lookups[i] then - lookups[i]="" - end - end - end - rule.current=t_hashed(current,t_h_cache) - end - local after=coverage.after - if after then - after=t_uncover(splitter,t_u_cache,after) - rule.after=t_hashed(after,t_h_cache) - end - rule.coverage=nil + specification.filesize=filesize + specification.filetime=filetime + local version=readstring(f,4) + local fontdata=nil + if version=="OTTO" or version=="true" or version=="\0\1\0\0" then + fontdata=readdata(f,0,specification) + elseif version=="ttcf" then + local subfont=tonumber(specification.subfont) + local offsets={} + local ttcversion=readulong(f) + local nofsubfonts=readulong(f) + for i=1,nofsubfonts do + offsets[i]=readulong(f) + end + if subfont then + if subfont>=1 and subfont<=nofsubfonts then + fontdata=readdata(f,offsets[subfont],specification) + else + report("no subfont %a in file %a",subfont,filename) + end + else + subfont=specification.subfont + if type(subfont)=="string" and subfont~="" then + specification.askedname=subfont + for i=1,nofsubfonts do + fontdata=readdata(f,offsets[i],specification) + if fontdata then + fontdata.subfontindex=i + report("subfont named %a has index %a",subfont,i) + break end end - elseif format=="reversecoverage" then - for i=1,#rules do - local rule=rules[i] - local reversecoverage=rule.reversecoverage - if reversecoverage then - local before=reversecoverage.before - if before then - before=t_uncover(splitter,t_u_cache,reversed(before)) - rule.before=t_hashed(before,t_h_cache) - end - local current=reversecoverage.current - if current then - current=t_uncover(splitter,t_u_cache,current) - rule.current=t_hashed(current,t_h_cache) - end - local after=reversecoverage.after - if after then - after=t_uncover(splitter,t_u_cache,after) - rule.after=t_hashed(after,t_h_cache) - end - local replacements=reversecoverage.replacements - if replacements then - rule.replacements=r_uncover(splitter,r_u_cache,current,replacements) - end - rule.reversecoverage=nil - end + if not fontdata then + report("no subfont named %a",subfont) end - elseif format=="glyphs" then - for i=1,#rules do - local rule=rules[i] - local glyphs=rule.glyphs - if glyphs then - local fore=glyphs.fore - if fore and fore~="" then - fore=s_uncover(splitter,s_u_cache,fore) - rule.after=s_hashed(fore,s_h_cache) - end - local back=glyphs.back - if back then - back=s_uncover(splitter,s_u_cache,back) - rule.before=s_hashed(back,s_h_cache) - end - local names=glyphs.names - if names then - names=s_uncover(splitter,s_u_cache,names) - rule.current=s_hashed(names,s_h_cache) - end - rule.glyphs=nil - local lookups=rule.lookups - if lookups then - for i=1,#names do - if not lookups[i] then - lookups[i]="" - end - end - end - end + else + local subfonts={} + fontdata={ + filename=filename, + filesize=filesize, + filetime=filetime, + version=version, + subfonts=subfonts, + ttcversion=ttcversion, + nofsubfonts=nofsubfonts, + } + for i=1,fontdata.nofsubfonts do + subfonts[i]=readdata(f,offsets[i],specification) end end end + else + report("unknown version %a in file %a",version,filename) end + closefile(f) + return fontdata or {} end end -actions["expand lookups"]=function(data,filename,raw) - if data.lookups then - local cache=data.helpers.matchcache - if cache then - local duplicates=data.resources.duplicates - for key,hash in next,cache do - local done=nil - for key in next,hash do - local unicode=duplicates[key] - if not unicode then - elseif type(unicode)=="table" then - for i=1,#unicode do - local u=unicode[i] - if hash[u] then - elseif done then - done[u]=key - else - done={ [u]=key } - end - end - else - if hash[unicode] then - elseif done then - done[unicode]=key - else - done={ [unicode]=key } - end - end - end - if done then - for u in next,done do - hash[u]=true - end - end - end - end +local function loadfont(specification,n) + if type(specification)=="string" then + specification={ + filename=specification, + info=true, + details=true, + glyphs=true, + shapes=true, + kerns=true, + globalkerns=true, + lookups=true, + subfont=n or true, + tounicode=false, + } + end + if specification.shapes or specification.lookups or specification.kerns then + specification.glyphs=true + end + if specification.glyphs then + specification.details=true + end + if specification.details then + specification.info=true + end + local function message(str) + report("fatal error in file %a: %s\n%s",specification.filename,str,debug.traceback()) + end + local ok,result=xpcall(loadfontdata,message,specification) + if ok then + return result end end -local function check_variants(unicode,the_variants,splitter,unicodes) - local variants=the_variants.variants - if variants then - local glyphs=lpegmatch(splitter,variants) - local done={ [unicode]=true } - local n=0 - for i=1,#glyphs do - local g=glyphs[i] - if done[g] then - if i>1 then - report_otf("skipping cyclic reference %U in math variant %U",g,unicode) - end - else - if n==0 then - n=1 - variants={ g } - else - n=n+1 - variants[n]=g - end - done[g]=true - end - end - if n==0 then - variants=nil - end +function readers.loadshapes(filename,n) + local fontdata=loadfont { + filename=filename, + shapes=true, + subfont=n, + } + return fontdata and { + filename=filename, + format=fontdata.format, + glyphs=fontdata.glyphs, + units=fontdata.fontheader.units, + } or { + filename=filename, + format="unknown", + glyphs={}, + units=0, + } +end +function readers.loadfont(filename,n) + local fontdata=loadfont { + filename=filename, + glyphs=true, + shapes=false, + lookups=true, + subfont=n, + } + if fontdata then + return { + tableversion=tableversion, + creator="context mkiv", + size=fontdata.filesize, + time=fontdata.filetime, + glyphs=fontdata.glyphs, + descriptions=fontdata.descriptions, + format=fontdata.format, + goodies={}, + metadata=getinfo(fontdata,n), + properties={ + hasitalics=fontdata.hasitalics or false, + }, + resources={ + filename=filename, + private=privateoffset, + duplicates=fontdata.duplicates or {}, + features=fontdata.features or {}, + sublookups=fontdata.sublookups or {}, + marks=fontdata.marks or {}, + markclasses=fontdata.markclasses or {}, + marksets=fontdata.marksets or {}, + sequences=fontdata.sequences or {}, + variants=fontdata.variants, + version=getname(fontdata,"version"), + cidinfo=fontdata.cidinfo, + mathconstants=fontdata.mathconstants, + }, + } end - local parts=the_variants.parts - if parts then - local p=#parts - if p>0 then - for i=1,p do - local pi=parts[i] - pi.glyph=unicodes[pi.component] or 0 - pi.component=nil - end +end +function readers.getinfo(filename,n,details) + local fontdata=loadfont { + filename=filename, + details=true, + } + if fontdata then + local subfonts=fontdata.subfonts + if not subfonts then + return getinfo(fontdata) + elseif type(n)~="number" then + local info={} + for i=1,#subfonts do + info[i]=getinfo(fontdata,i) + end + return info + elseif n>1 and n<=subfonts then + return getinfo(fontdata,n) else - parts=nil + return { + filename=filename, + comment="there is no subfont "..n.." in this file" + } end + else + return { + filename=filename, + comment="the file cannot be opened for reading", + } end - local italic=the_variants.italic - if italic and italic==0 then - italic=nil - end - return variants,parts,italic end -actions["analyze math"]=function(data,filename,raw) - if raw.math then - data.metadata.math=raw.math - local unicodes=data.resources.unicodes - local splitter=data.helpers.tounicodetable - for unicode,description in next,data.descriptions do - local glyph=description.glyph - local mathkerns=glyph.mathkern - local hvariants=glyph.horiz_variants - local vvariants=glyph.vert_variants - local accent=glyph.top_accent - local italic=glyph.italic_correction - if mathkerns or hvariants or vvariants or accent or italic then - local math={} - if accent then - math.accent=accent - end - if mathkerns then - for k,v in next,mathkerns do - if not next(v) then - mathkerns[k]=nil - else - for k,v in next,v do - if v==0 then - k[v]=nil - end - end - end - end - math.kerns=mathkerns - end - if hvariants then - math.hvariants,math.hparts,math.hitalic=check_variants(unicode,hvariants,splitter,unicodes) - end - if vvariants then - math.vvariants,math.vparts,math.vitalic=check_variants(unicode,vvariants,splitter,unicodes) - end - if italic and italic~=0 then - math.italic=italic - end - description.math=math - end +function readers.rehash(fontdata,hashmethod) + report("the %a helper is not yet implemented","rehash") +end +function readers.checkhash(fontdata) + report("the %a helper is not yet implemented","checkhash") +end +function readers.pack(fontdata,hashmethod) + report("the %a helper is not yet implemented","pack") +end +function readers.unpack(fontdata) + report("the %a helper is not yet implemented","unpack") +end +function readers.expand(fontdata) + report("the %a helper is not yet implemented","unpack") +end +function readers.compact(fontdata) + report("the %a helper is not yet implemented","compact") +end +local extenders={} +function readers.registerextender(extender) + extenders[#extenders+1]=extender +end +function readers.extend(fontdata) + for i=1,#extenders do + local extender=extenders[i] + local name=extender.name or "unknown" + local action=extender.action + if action then + action(fontdata) end end end -actions["reorganize glyph kerns"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local unicodes=resources.unicodes - for unicode,description in next,descriptions do - local kerns=description.glyph.kerns - if kerns then - local newkerns={} - for k,kern in next,kerns do - local name=kern.char - local offset=kern.off - local lookup=kern.lookup - if name and offset and lookup then - local unicode=unicodes[name] - if unicode then - if type(lookup)=="table" then - for l=1,#lookup do - local lookup=lookup[l] - local lookupkerns=newkerns[lookup] - if lookupkerns then - lookupkerns[unicode]=offset - else - newkerns[lookup]={ [unicode]=offset } - end - end - else - local lookupkerns=newkerns[lookup] - if lookupkerns then - lookupkerns[unicode]=offset - else - newkerns[lookup]={ [unicode]=offset } - end - end - elseif trace_loading then - report_otf("problems with unicode %a of kern %a of glyph %U",name,k,unicode) - end - end - end - description.kerns=newkerns +if fonts.hashes then + local identifiers=fonts.hashes.identifiers + local loadshapes=readers.loadshapes + readers.version=0.006 + readers.cache=containers.define("fonts","shapes",readers.version,true) + local function load(filename,sub) + local base=file.basename(filename) + local name=file.removesuffix(base) + local kind=file.suffix(filename) + local attr=lfs.attributes(filename) + local size=attr and attr.size or 0 + local time=attr and attr.modification or 0 + local sub=tonumber(sub) + if size>0 and (kind=="otf" or kind=="ttf" or kind=="tcc") then + local hash=containers.cleanname(base) + if sub then + hash=hash.."-"..sub + end + data=containers.read(readers.cache,hash) + if not data or data.time~=time or data.size~=size then + data=loadshapes(filename,sub) + if data then + data.size=size + data.format=data.format or (kind=="otf" and "opentype") or "truetype" + data.time=time + packoutlines(data) + containers.write(readers.cache,hash,data) + data=containers.read(readers.cache,hash) + end + end + unpackoutlines(data) + else + data={ + filename=filename, + size=0, + time=time, + format="unknown", + units=1000, + glyphs={} + } end + return data end + fonts.hashes.shapes=table.setmetatableindex(function(t,k) + local d=identifiers[k] + local v=load(d.properties.filename,d.subindex) + t[k]=v + return v + end) end -actions["merge kern classes"]=function(data,filename,raw) - local gposlist=raw.gpos - if gposlist then - local descriptions=data.descriptions - local resources=data.resources - local unicodes=resources.unicodes - local splitter=data.helpers.tounicodetable - local ignored=0 - local blocked=0 - for gp=1,#gposlist do - local gpos=gposlist[gp] - local subtables=gpos.subtables - if subtables then - local first_done={} - local split={} - for s=1,#subtables do - local subtable=subtables[s] - local kernclass=subtable.kernclass - local lookup=subtable.lookup or subtable.name - if kernclass then - if #kernclass>0 then - kernclass=kernclass[1] - lookup=type(kernclass.lookup)=="string" and kernclass.lookup or lookup - report_otf("fixing kernclass table of lookup %a",lookup) - end - local firsts=kernclass.firsts - local seconds=kernclass.seconds - local offsets=kernclass.offsets - for n,s in next,firsts do - split[s]=split[s] or lpegmatch(splitter,s) - end - local maxseconds=0 - for n,s in next,seconds do - if n>maxseconds then - maxseconds=n - end - split[s]=split[s] or lpegmatch(splitter,s) - end - for fk=1,#firsts do - local fv=firsts[fk] - local splt=split[fv] - if splt then - local extrakerns={} - local baseoffset=(fk-1)*maxseconds - for sk=2,maxseconds do - local sv=seconds[sk] - if sv then - local splt=split[sv] - if splt then - local offset=offsets[baseoffset+sk] - if offset then - for i=1,#splt do - extrakerns[splt[i]]=offset - end - end - end - end - end - for i=1,#splt do - local first_unicode=splt[i] - if first_done[first_unicode] then - report_otf("lookup %a: ignoring further kerns of %C",lookup,first_unicode) - blocked=blocked+1 - else - first_done[first_unicode]=true - local description=descriptions[first_unicode] - if description then - local kerns=description.kerns - if not kerns then - kerns={} - description.kerns=kerns - end - local lookupkerns=kerns[lookup] - if not lookupkerns then - lookupkerns={} - kerns[lookup]=lookupkerns - end - if overloadkerns then - for second_unicode,kern in next,extrakerns do - lookupkerns[second_unicode]=kern - end - else - for second_unicode,kern in next,extrakerns do - local k=lookupkerns[second_unicode] - if not k then - lookupkerns[second_unicode]=kern - elseif k~=kern then - if trace_loading then - report_otf("lookup %a: ignoring overload of kern between %C and %C, rejecting %a, keeping %a",lookup,first_unicode,second_unicode,k,kern) - end - ignored=ignored+1 - end - end - end - elseif trace_loading then - report_otf("no glyph data for %U",first_unicode) - end - end - end - end - end - subtable.kernclass={} - end - end - end - end - if ignored>0 then - report_otf("%s kern overloads ignored",ignored) - end - if blocked>0 then - report_otf("%s successive kerns blocked",blocked) - end + +end -- closure + +do -- begin closure to overcome local limits and interference + +if not modules then modules={} end modules ['font-cff']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local next,type,tonumber=next,type,tonumber +local byte=string.byte +local concat,remove=table.concat,table.remove +local floor,abs,round,ceil=math.floor,math.abs,math.round,math.ceil +local P,C,R,S,C,Cs,Ct=lpeg.P,lpeg.C,lpeg.R,lpeg.S,lpeg.C,lpeg.Cs,lpeg.Ct +local lpegmatch=lpeg.match +local readers=fonts.handlers.otf.readers +local streamreader=readers.streamreader +local readbytes=streamreader.readbytes +local readstring=streamreader.readstring +local readbyte=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readuint=streamreader.readcardinal3 +local readulong=streamreader.readcardinal4 +local setposition=streamreader.setposition +local getposition=streamreader.getposition +local setmetatableindex=table.setmetatableindex +local trace_charstrings=false trackers.register("fonts.cff.charstrings",function(v) trace_charstrings=v end) +local report=logs.reporter("otf reader","cff") +local parsedictionaries +local parsecharstring +local parsecharstrings +local resetcharstrings +local parseprivates +local defaultstrings={ [0]= + ".notdef","space","exclam","quotedbl","numbersign","dollar","percent", + "ampersand","quoteright","parenleft","parenright","asterisk","plus", + "comma","hyphen","period","slash","zero","one","two","three","four", + "five","six","seven","eight","nine","colon","semicolon","less", + "equal","greater","question","at","A","B","C","D","E","F","G","H", + "I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W", + "X","Y","Z","bracketleft","backslash","bracketright","asciicircum", + "underscore","quoteleft","a","b","c","d","e","f","g","h","i","j", + "k","l","m","n","o","p","q","r","s","t","u","v","w","x","y", + "z","braceleft","bar","braceright","asciitilde","exclamdown","cent", + "sterling","fraction","yen","florin","section","currency", + "quotesingle","quotedblleft","guillemotleft","guilsinglleft", + "guilsinglright","fi","fl","endash","dagger","daggerdbl", + "periodcentered","paragraph","bullet","quotesinglbase","quotedblbase", + "quotedblright","guillemotright","ellipsis","perthousand","questiondown", + "grave","acute","circumflex","tilde","macron","breve","dotaccent", + "dieresis","ring","cedilla","hungarumlaut","ogonek","caron","emdash", + "AE","ordfeminine","Lslash","Oslash","OE","ordmasculine","ae", + "dotlessi","lslash","oslash","oe","germandbls","onesuperior", + "logicalnot","mu","trademark","Eth","onehalf","plusminus","Thorn", + "onequarter","divide","brokenbar","degree","thorn","threequarters", + "twosuperior","registered","minus","eth","multiply","threesuperior", + "copyright","Aacute","Acircumflex","Adieresis","Agrave","Aring", + "Atilde","Ccedilla","Eacute","Ecircumflex","Edieresis","Egrave", + "Iacute","Icircumflex","Idieresis","Igrave","Ntilde","Oacute", + "Ocircumflex","Odieresis","Ograve","Otilde","Scaron","Uacute", + "Ucircumflex","Udieresis","Ugrave","Yacute","Ydieresis","Zcaron", + "aacute","acircumflex","adieresis","agrave","aring","atilde", + "ccedilla","eacute","ecircumflex","edieresis","egrave","iacute", + "icircumflex","idieresis","igrave","ntilde","oacute","ocircumflex", + "odieresis","ograve","otilde","scaron","uacute","ucircumflex", + "udieresis","ugrave","yacute","ydieresis","zcaron","exclamsmall", + "Hungarumlautsmall","dollaroldstyle","dollarsuperior","ampersandsmall", + "Acutesmall","parenleftsuperior","parenrightsuperior","twodotenleader", + "onedotenleader","zerooldstyle","oneoldstyle","twooldstyle", + "threeoldstyle","fouroldstyle","fiveoldstyle","sixoldstyle", + "sevenoldstyle","eightoldstyle","nineoldstyle","commasuperior", + "threequartersemdash","periodsuperior","questionsmall","asuperior", + "bsuperior","centsuperior","dsuperior","esuperior","isuperior", + "lsuperior","msuperior","nsuperior","osuperior","rsuperior","ssuperior", + "tsuperior","ff","ffi","ffl","parenleftinferior","parenrightinferior", + "Circumflexsmall","hyphensuperior","Gravesmall","Asmall","Bsmall", + "Csmall","Dsmall","Esmall","Fsmall","Gsmall","Hsmall","Ismall", + "Jsmall","Ksmall","Lsmall","Msmall","Nsmall","Osmall","Psmall", + "Qsmall","Rsmall","Ssmall","Tsmall","Usmall","Vsmall","Wsmall", + "Xsmall","Ysmall","Zsmall","colonmonetary","onefitted","rupiah", + "Tildesmall","exclamdownsmall","centoldstyle","Lslashsmall", + "Scaronsmall","Zcaronsmall","Dieresissmall","Brevesmall","Caronsmall", + "Dotaccentsmall","Macronsmall","figuredash","hypheninferior", + "Ogoneksmall","Ringsmall","Cedillasmall","questiondownsmall","oneeighth", + "threeeighths","fiveeighths","seveneighths","onethird","twothirds", + "zerosuperior","foursuperior","fivesuperior","sixsuperior", + "sevensuperior","eightsuperior","ninesuperior","zeroinferior", + "oneinferior","twoinferior","threeinferior","fourinferior", + "fiveinferior","sixinferior","seveninferior","eightinferior", + "nineinferior","centinferior","dollarinferior","periodinferior", + "commainferior","Agravesmall","Aacutesmall","Acircumflexsmall", + "Atildesmall","Adieresissmall","Aringsmall","AEsmall","Ccedillasmall", + "Egravesmall","Eacutesmall","Ecircumflexsmall","Edieresissmall", + "Igravesmall","Iacutesmall","Icircumflexsmall","Idieresissmall", + "Ethsmall","Ntildesmall","Ogravesmall","Oacutesmall","Ocircumflexsmall", + "Otildesmall","Odieresissmall","OEsmall","Oslashsmall","Ugravesmall", + "Uacutesmall","Ucircumflexsmall","Udieresissmall","Yacutesmall", + "Thornsmall","Ydieresissmall","001.000","001.001","001.002","001.003", + "Black","Bold","Book","Light","Medium","Regular","Roman","Semibold", +} +local cffreaders={ + readbyte, + readushort, + readuint, + readulong, +} +local function readheader(f) + local offset=getposition(f) + local header={ + offset=offset, + major=readbyte(f), + minor=readbyte(f), + size=readbyte(f), + osize=readbyte(f), + } + setposition(f,offset+header.size) + return header +end +local function readlengths(f) + local count=readushort(f) + if count==0 then + return {} end + local osize=readbyte(f) + local read=cffreaders[osize] + if not read then + report("bad offset size: %i",osize) + return {} + end + local lengths={} + local previous=read(f) + for i=1,count do + local offset=read(f) + lengths[i]=offset-previous + previous=offset + end + return lengths +end +local function readfontnames(f) + local names=readlengths(f) + for i=1,#names do + names[i]=readstring(f,names[i]) + end + return names end -actions["check glyphs"]=function(data,filename,raw) - for unicode,description in next,data.descriptions do - description.glyph=nil +local function readtopdictionaries(f) + local dictionaries=readlengths(f) + for i=1,#dictionaries do + dictionaries[i]=readstring(f,dictionaries[i]) end + return dictionaries end -local valid=(R("\x00\x7E")-S("(){}[]<>%/ \n\r\f\v"))^0*P(-1) -local function valid_ps_name(str) - return str and str~="" and #str<64 and lpegmatch(valid,str) and true or false +local function readstrings(f) + local lengths=readlengths(f) + local strings=setmetatableindex({},defaultstrings) + local index=#defaultstrings + for i=1,#lengths do + index=index+1 + strings[index]=readstring(f,lengths[i]) + end + return strings end -actions["check metadata"]=function(data,filename,raw) - local metadata=data.metadata - for _,k in next,mainfields do - if valid_fields[k] then - local v=raw[k] - if not metadata[k] then - metadata[k]=v - end +do + local stack={} + local top=0 + local result={} + local strings={} + local p_single=P("\00")/function() + result.version=strings[stack[top]] or "unset" + top=0 + end+P("\01")/function() + result.notice=strings[stack[top]] or "unset" + top=0 + end+P("\02")/function() + result.fullname=strings[stack[top]] or "unset" + top=0 + end+P("\03")/function() + result.familyname=strings[stack[top]] or "unset" + top=0 + end+P("\04")/function() + result.weight=strings[stack[top]] or "unset" + top=0 + end+P("\05")/function() + result.fontbbox={ unpack(stack,1,4) } + top=0 + end ++P("\13")/function() + result.uniqueid=stack[top] + top=0 + end+P("\14")/function() + result.xuid=concat(stack,"",1,top) + top=0 + end+P("\15")/function() + result.charset=stack[top] + top=0 + end+P("\16")/function() + result.encoding=stack[top] + top=0 + end+P("\17")/function() + result.charstrings=stack[top] + top=0 + end+P("\18")/function() + result.private={ + size=stack[top-1], + offset=stack[top], + } + top=0 + end+P("\19")/function() + result.subroutines=stack[top] + end+P("\20")/function() + result.defaultwidthx=stack[top] + end+P("\21")/function() + result.nominalwidthx=stack[top] + end + local p_double=P("\12")*( + P("\00")/function() + result.copyright=stack[top] + top=0 + end+P("\01")/function() + result.monospaced=stack[top]==1 and true or false + top=0 + end+P("\02")/function() + result.italicangle=stack[top] + top=0 + end+P("\03")/function() + result.underlineposition=stack[top] + top=0 + end+P("\04")/function() + result.underlinethickness=stack[top] + top=0 + end+P("\05")/function() + result.painttype=stack[top] + top=0 + end+P("\06")/function() + result.charstringtype=stack[top] + top=0 + end+P("\07")/function() + result.fontmatrix={ unpack(stack,1,6) } + top=0 + end+P("\08")/function() + result.strokewidth=stack[top] + top=0 + end+P("\20")/function() + result.syntheticbase=stack[top] + top=0 + end+P("\21")/function() + result.postscript=strings[stack[top]] or "unset" + top=0 + end+P("\22")/function() + result.basefontname=strings[stack[top]] or "unset" + top=0 + end+P("\21")/function() + result.basefontblend=stack[top] + top=0 + end+P("\30")/function() + result.cid.registry=strings[stack[top-2]] or "unset" + result.cid.ordering=strings[stack[top-1]] or "unset" + result.cid.supplement=stack[top] + top=0 + end+P("\31")/function() + result.cid.fontversion=stack[top] + top=0 + end+P("\32")/function() + result.cid.fontrevision=stack[top] + top=0 + end+P("\33")/function() + result.cid.fonttype=stack[top] + top=0 + end+P("\34")/function() + result.cid.count=stack[top] + top=0 + end+P("\35")/function() + result.cid.uidbase=stack[top] + top=0 + end+P("\36")/function() + result.cid.fdarray=stack[top] + top=0 + end+P("\37")/function() + result.cid.fdselect=stack[top] + top=0 + end+P("\38")/function() + result.cid.fontname=strings[stack[top]] or "unset" + top=0 + end + ) + local p_last=P("\x0F")/"0"+P("\x1F")/"1"+P("\x2F")/"2"+P("\x3F")/"3"+P("\x4F")/"4"+P("\x5F")/"5"+P("\x6F")/"6"+P("\x7F")/"7"+P("\x8F")/"8"+P("\x9F")/"9"+P("\xAF")/""+P("\xBF")/""+P("\xCF")/""+P("\xDF")/""+P("\xEF")/""+R("\xF0\xFF")/"" + local remap={ + ["\x00"]="00",["\x01"]="01",["\x02"]="02",["\x03"]="03",["\x04"]="04",["\x05"]="05",["\x06"]="06",["\x07"]="07",["\x08"]="08",["\x09"]="09",["\x0A"]="0.",["\x0B"]="0E",["\x0C"]="0E-",["\x0D"]="0",["\x0E"]="0-",["\x0F"]="0", + ["\x10"]="10",["\x11"]="11",["\x12"]="12",["\x13"]="13",["\x14"]="14",["\x15"]="15",["\x16"]="16",["\x17"]="17",["\x18"]="18",["\x19"]="19",["\x1A"]="0.",["\x1B"]="0E",["\x1C"]="0E-",["\x1D"]="0",["\x1E"]="0-",["\x1F"]="0", + ["\x20"]="20",["\x21"]="21",["\x22"]="22",["\x23"]="23",["\x24"]="24",["\x25"]="25",["\x26"]="26",["\x27"]="27",["\x28"]="28",["\x29"]="29",["\x2A"]="0.",["\x2B"]="0E",["\x2C"]="0E-",["\x2D"]="0",["\x2E"]="0-",["\x2F"]="0", + ["\x30"]="30",["\x31"]="31",["\x32"]="32",["\x33"]="33",["\x34"]="34",["\x35"]="35",["\x36"]="36",["\x37"]="37",["\x38"]="38",["\x39"]="39",["\x3A"]="0.",["\x3B"]="0E",["\x3C"]="0E-",["\x3D"]="0",["\x3E"]="0-",["\x3F"]="0", + ["\x40"]="40",["\x41"]="41",["\x42"]="42",["\x43"]="43",["\x44"]="44",["\x45"]="45",["\x46"]="46",["\x47"]="47",["\x48"]="48",["\x49"]="49",["\x4A"]="0.",["\x4B"]="0E",["\x4C"]="0E-",["\x4D"]="0",["\x4E"]="0-",["\x4F"]="0", + ["\x50"]="50",["\x51"]="51",["\x52"]="52",["\x53"]="53",["\x54"]="54",["\x55"]="55",["\x56"]="56",["\x57"]="57",["\x58"]="58",["\x59"]="59",["\x5A"]="0.",["\x5B"]="0E",["\x5C"]="0E-",["\x5D"]="0",["\x5E"]="0-",["\x5F"]="0", + ["\x60"]="60",["\x61"]="61",["\x62"]="62",["\x63"]="63",["\x64"]="64",["\x65"]="65",["\x66"]="66",["\x67"]="67",["\x68"]="68",["\x69"]="69",["\x6A"]="0.",["\x6B"]="0E",["\x6C"]="0E-",["\x6D"]="0",["\x6E"]="0-",["\x6F"]="0", + ["\x70"]="70",["\x71"]="71",["\x72"]="72",["\x73"]="73",["\x74"]="74",["\x75"]="75",["\x76"]="76",["\x77"]="77",["\x78"]="78",["\x79"]="79",["\x7A"]="0.",["\x7B"]="0E",["\x7C"]="0E-",["\x7D"]="0",["\x7E"]="0-",["\x7F"]="0", + ["\x80"]="80",["\x81"]="81",["\x82"]="82",["\x83"]="83",["\x84"]="84",["\x85"]="85",["\x86"]="86",["\x87"]="87",["\x88"]="88",["\x89"]="89",["\x8A"]="0.",["\x8B"]="0E",["\x8C"]="0E-",["\x8D"]="0",["\x8E"]="0-",["\x8F"]="0", + ["\x90"]="90",["\x91"]="91",["\x92"]="92",["\x93"]="93",["\x94"]="94",["\x95"]="95",["\x96"]="96",["\x97"]="97",["\x98"]="98",["\x99"]="99",["\x9A"]="0.",["\x9B"]="0E",["\x9C"]="0E-",["\x9D"]="0",["\x9E"]="0-",["\x9F"]="0", + ["\xA0"]=".0",["\xA1"]=".1",["\xA2"]=".2",["\xA3"]=".3",["\xA4"]=".4",["\xA5"]=".5",["\xA6"]=".6",["\xA7"]=".7",["\xA8"]=".8",["\xA9"]=".9",["\xAA"]="..",["\xAB"]=".E",["\xAC"]=".E-",["\xAD"]=".",["\xAE"]=".-",["\xAF"]=".", + ["\xB0"]="E0",["\xB1"]="E1",["\xB2"]="E2",["\xB3"]="E3",["\xB4"]="E4",["\xB5"]="E5",["\xB6"]="E6",["\xB7"]="E7",["\xB8"]="E8",["\xB9"]="E9",["\xBA"]="E.",["\xBB"]="EE",["\xBC"]="EE-",["\xBD"]="E",["\xBE"]="E-",["\xBF"]="E", + ["\xC0"]="E-0",["\xC1"]="E-1",["\xC2"]="E-2",["\xC3"]="E-3",["\xC4"]="E-4",["\xC5"]="E-5",["\xC6"]="E-6",["\xC7"]="E-7",["\xC8"]="E-8",["\xC9"]="E-9",["\xCA"]="E-.",["\xCB"]="E-E",["\xCC"]="E-E-",["\xCD"]="E-",["\xCE"]="E--",["\xCF"]="E-", + ["\xD0"]="-0",["\xD1"]="-1",["\xD2"]="-2",["\xD3"]="-3",["\xD4"]="-4",["\xD5"]="-5",["\xD6"]="-6",["\xD7"]="-7",["\xD8"]="-8",["\xD9"]="-9",["\xDA"]="-.",["\xDB"]="-E",["\xDC"]="-E-",["\xDD"]="-",["\xDE"]="--",["\xDF"]="-", + } + local p_nibbles=P("\30")*Cs(((1-p_last)/remap)^0+p_last)/function(n) + top=top+1 + stack[top]=tonumber(n) or 0 + end + local p_byte=C(R("\32\246"))/function(b0) + top=top+1 + stack[top]=byte(b0)-139 + end + local p_positive=C(R("\247\250"))*C(1)/function(b0,b1) + top=top+1 + stack[top]=(byte(b0)-247)*256+byte(b1)+108 + end + local p_negative=C(R("\251\254"))*C(1)/function(b0,b1) + top=top+1 + stack[top]=-(byte(b0)-251)*256-byte(b1)-108 + end + local p_short=P("\28")*C(1)*C(1)/function(b1,b2) + top=top+1 + local n=0x100*byte(b1)+byte(b2) + if n>=0x8000 then + stack[top]=n-0xFFFF-1 + else + stack[top]=n end end - local ttftables=metadata.ttf_tables - if ttftables then - for i=1,#ttftables do - ttftables[i].data="deleted" + local p_long=P("\29")*C(1)*C(1)*C(1)*C(1)/function(b1,b2,b3,b4) + top=top+1 + local n=0x1000000*byte(b1)+0x10000*byte(b2)+0x100*byte(b3)+byte(b4) + if n>=0x8000000 then + stack[top]=n-0xFFFFFFFF-1 + else + stack[top]=n + end + end + local p_unsupported=P(1)/function(detail) + top=0 + end + local p_dictionary=( + p_byte+p_positive+p_negative+p_short+p_long+p_nibbles+p_single+p_double+p_unsupported + )^1 + parsedictionaries=function(data,dictionaries) + stack={} + strings=data.strings + for i=1,#dictionaries do + top=0 + result={ + monospaced=false, + italicangle=0, + underlineposition=-100, + underlinethickness=50, + painttype=0, + charstringtype=2, + fontmatrix={ 0.001,0,0,0.001,0,0 }, + fontbbox={ 0,0,0,0 }, + strokewidth=0, + charset=0, + encoding=0, + cid={ + fontversion=0, + fontrevision=0, + fonttype=0, + count=8720, + } + } + lpegmatch(p_dictionary,dictionaries[i]) + dictionaries[i]=result + end + result={} + top=0 + stack={} + end + parseprivates=function(data,dictionaries) + stack={} + strings=data.strings + for i=1,#dictionaries do + local private=dictionaries[i].private + if private and private.data then + top=0 + result={ + forcebold=false, + languagegroup=0, + expansionfactor=0.06, + initialrandomseed=0, + subroutines=0, + defaultwidthx=0, + nominalwidthx=0, + cid={ + }, + } + lpegmatch(p_dictionary,private.data) + private.data=result + end + end + result={} + top=0 + stack={} + end + local x=0 + local y=0 + local width=false + local r=0 + local stems=0 + local globalbias=0 + local localbias=0 + local globals=false + local locals=false + local depth=1 + local xmin=0 + local xmax=0 + local ymin=0 + local ymax=0 + local checked=false + local keepcurve=false + local function showstate(where) + report("%w%-10s : [%s] n=%i",depth*2,where,concat(stack," ",1,top),top) + end + local function showvalue(where,value,showstack) + if showstack then + report("%w%-10s : %s : [%s] n=%i",depth*2,where,tostring(value),concat(stack," ",1,top),top) + else + report("%w%-10s : %s",depth*2,where,tostring(value)) end end - local state=metadata.validation_state - local names=raw.names - if state and table.contains(state,"bad_ps_fontname") then - local function valid(what) - if names then - for i=1,#names do - local list=names[i] - local names=list.names - if names then - local name=names[what] - if name and valid_ps_name(name) then - return name - end - end - end - end + local function moveto(x,y) + if keepcurve then + r=r+1 + result[r]={ x,y,"m" } end - local function check(what) - local oldname=metadata[what] - if valid_ps_name(oldname) then - report_otf("ignoring warning %a because %s %a is proper ASCII","bad_ps_fontname",what,oldname) - else - local newname=valid(what) - if not newname then - newname=formatters["bad-%s-%s"](what,file.nameonly(filename)) - end - local warning=formatters["overloading %s from invalid ASCII name %a to %a"](what,oldname,newname) - data.warnings[#data.warnings+1]=warning - report_otf(warning) - metadata[what]=newname - end + if checked then + if xxmax then xmax=x end + if yymax then ymax=y end + else + xmin=x + ymin=y + xmax=x + ymax=y + checked=true end - check("fontname") - check("fullname") end - if names then - local psname=metadata.psname - if not psname or psname=="" then - for i=1,#names do - local name=names[i] - if lower(name.lang)=="english (us)" then - local specification=name.names - if specification then - local postscriptname=specification.postscriptname - if postscriptname then - psname=postscriptname - end - end - end - break - end + local function lineto(x,y) + if keepcurve then + r=r+1 + result[r]={ x,y,"l" } end - if psname~=metadata.fontname then - report_otf("fontname %a, fullname %a, psname %a",metadata.fontname,metadata.fullname,psname) + if checked then + if xxmax then xmax=x end + if yymax then ymax=y end + else + xmin=x + ymin=y + xmax=x + ymax=y + checked=true end - metadata.psname=psname end - if state and table.contains(state,"bad_cmap_table") then - report_otf("fontfile %a has bad cmap tables",filename) - end -end -actions["cleanup tables"]=function(data,filename,raw) - local duplicates=data.resources.duplicates - if duplicates then - for k,v in next,duplicates do - if #v==1 then - duplicates[k]=v[1] - end + local function curveto(x1,y1,x2,y2,x3,y3) + if keepcurve then + r=r+1 + result[r]={ x1,y1,x2,y2,x3,y3,"c" } + end + if checked then + if x1xmax then xmax=x1 end + if y1ymax then ymax=y1 end + else + xmin=x1 + ymin=y1 + xmax=x1 + ymax=y1 + checked=true end + if x2xmax then xmax=x2 end + if y2ymax then ymax=y2 end + if x3xmax then xmax=x3 end + if y3ymax then ymax=y3 end end - data.resources.indices=nil - data.resources.unicodes=nil - data.helpers=nil -end -actions["reorganize glyph lookups"]=function(data,filename,raw) - local resources=data.resources - local unicodes=resources.unicodes - local descriptions=data.descriptions - local splitter=data.helpers.tounicodelist - local lookuptypes=resources.lookuptypes - for unicode,description in next,descriptions do - local lookups=description.glyph.lookups - if lookups then - for tag,lookuplist in next,lookups do - for l=1,#lookuplist do - local lookup=lookuplist[l] - local specification=lookup.specification - local lookuptype=lookup.type - local lt=lookuptypes[tag] - if not lt then - lookuptypes[tag]=lookuptype - elseif lt~=lookuptype then - report_otf("conflicting lookuptypes, %a points to %a and %a",tag,lt,lookuptype) - end - if lookuptype=="ligature" then - lookuplist[l]={ lpegmatch(splitter,specification.components) } - elseif lookuptype=="alternate" then - lookuplist[l]={ lpegmatch(splitter,specification.components) } - elseif lookuptype=="substitution" then - lookuplist[l]=unicodes[specification.variant] - elseif lookuptype=="multiple" then - lookuplist[l]={ lpegmatch(splitter,specification.components) } - elseif lookuptype=="position" then - lookuplist[l]={ - specification.x or 0, - specification.y or 0, - specification.h or 0, - specification.v or 0 - } - elseif lookuptype=="pair" then - local one=specification.offsets[1] - local two=specification.offsets[2] - local paired=unicodes[specification.paired] - if one then - if two then - lookuplist[l]={ paired,{ one.x or 0,one.y or 0,one.h or 0,one.v or 0 },{ two.x or 0,two.y or 0,two.h or 0,two.v or 0 } } - else - lookuplist[l]={ paired,{ one.x or 0,one.y or 0,one.h or 0,one.v or 0 } } - end - else - if two then - lookuplist[l]={ paired,{},{ two.x or 0,two.y or 0,two.h or 0,two.v or 0} } - else - lookuplist[l]={ paired } - end - end - end - end - end - local slookups,mlookups - for tag,lookuplist in next,lookups do - if #lookuplist==1 then - if slookups then - slookups[tag]=lookuplist[1] - else - slookups={ [tag]=lookuplist[1] } - end - else - if mlookups then - mlookups[tag]=lookuplist - else - mlookups={ [tag]=lookuplist } - end + local function rmoveto() + if top>2 then + if not width then + width=stack[1] + if trace_charstrings then + showvalue("width",width) end end - if slookups then - description.slookups=slookups - end - if mlookups then - description.mlookups=mlookups - end + elseif not width then + width=true end + if trace_charstrings then + showstate("rmoveto") + end + x=x+stack[top-1] + y=y+stack[top] + top=0 + moveto(x,y) end -end -local zero={ 0,0 } -actions["reorganize glyph anchors"]=function(data,filename,raw) - local descriptions=data.descriptions - for unicode,description in next,descriptions do - local anchors=description.glyph.anchors - if anchors then - for class,data in next,anchors do - if class=="baselig" then - for tag,specification in next,data do - local n=0 - for k,v in next,specification do - if k>n then - n=k - end - local x,y=v.x,v.y - if x or y then - specification[k]={ x or 0,y or 0 } - else - specification[k]=zero - end - end - local t={} - for i=1,n do - t[i]=specification[i] or zero - end - data[tag]=t - end - else - for tag,specification in next,data do - local x,y=specification.x,specification.y - if x or y then - data[tag]={ x or 0,y or 0 } - else - data[tag]=zero - end - end + local function hmoveto() + if top>1 then + if not width then + width=stack[1] + if trace_charstrings then + showvalue("width",width) end end - description.anchors=anchors + elseif not width then + width=true + end + if trace_charstrings then + showstate("hmoveto") end + x=x+stack[top] + top=0 + moveto(x,y) end -end -local bogusname=(P("uni")+P("u"))*R("AF","09")^4+(P("index")+P("glyph")+S("Ii")*P("dentity")*P(".")^0)*R("09")^1 -local uselessname=(1-bogusname)^0*bogusname -actions["purge names"]=function(data,filename,raw) - if purge_names then - local n=0 - for u,d in next,data.descriptions do - if lpegmatch(uselessname,d.name) then - n=n+1 - d.name=nil + local function vmoveto() + if top>1 then + if not width then + width=stack[1] + if trace_charstrings then + showvalue("width",width) + end end + elseif not width then + width=true end - if n>0 then - report_otf("%s bogus names removed",n) + if trace_charstrings then + showstate("vmoveto") end + y=y+stack[top] + top=0 + moveto(x,y) end -end -actions["compact lookups"]=function(data,filename,raw) - if not compact_lookups then - report_otf("not compacting") - return - end - local last=0 - local tags=table.setmetatableindex({}, - function(t,k) - last=last+1 - t[k]=last - return last + local function rlineto() + if trace_charstrings then + showstate("rlineto") end - ) - local descriptions=data.descriptions - local resources=data.resources - for u,d in next,descriptions do - local slookups=d.slookups - if type(slookups)=="table" then - local s={} - for k,v in next,slookups do - s[tags[k]]=v - end - d.slookups=s - end - local mlookups=d.mlookups - if type(mlookups)=="table" then - local m={} - for k,v in next,mlookups do - m[tags[k]]=v - end - d.mlookups=m - end - local kerns=d.kerns - if type(kerns)=="table" then - local t={} - for k,v in next,kerns do - t[tags[k]]=v - end - d.kerns=t - end - end - local lookups=data.lookups - if lookups then - local l={} - for k,v in next,lookups do - local rules=v.rules - if rules then - for i=1,#rules do - local l=rules[i].lookups - if type(l)=="table" then - for i=1,#l do - l[i]=tags[l[i]] - end - end - end - end - l[tags[k]]=v + for i=1,top,2 do + x=x+stack[i] + y=y+stack[i+1] + lineto(x,y) end - data.lookups=l + top=0 end - local lookups=resources.lookups - if lookups then - local l={} - for k,v in next,lookups do - local s=v.subtables - if type(s)=="table" then - for i=1,#s do - s[i]=tags[s[i]] + local function xlineto(swap) + for i=1,top do + if swap then + x=x+stack[i] + swap=false + else + y=y+stack[i] + swap=true + end + lineto(x,y) + end + top=0 + end + local function hlineto() + if trace_charstrings then + showstate("hlineto") + end + xlineto(true) + end + local function vlineto() + if trace_charstrings then + showstate("vlineto") + end + xlineto(false) + end + local function rrcurveto() + if trace_charstrings then + showstate("rrcurveto") + end + for i=1,top,6 do + local ax=x+stack[i] + local ay=y+stack[i+1] + local bx=ax+stack[i+2] + local by=ay+stack[i+3] + x=bx+stack[i+4] + y=by+stack[i+5] + curveto(ax,ay,bx,by,x,y) + end + top=0 + end + local function hhcurveto() + if trace_charstrings then + showstate("hhcurveto") + end + local s=1 + if top%2~=0 then + y=y+stack[1] + s=2 + end + for i=s,top,4 do + local ax=x+stack[i] + local ay=y + local bx=ax+stack[i+1] + local by=ay+stack[i+2] + x=bx+stack[i+3] + y=by + curveto(ax,ay,bx,by,x,y) + end + top=0 + end + local function vvcurveto() + if trace_charstrings then + showstate("vvcurveto") + end + local s=1 + local d=0 + if top%2~=0 then + d=stack[1] + s=2 + end + for i=s,top,4 do + local ax=x+d + local ay=y+stack[i] + local bx=ax+stack[i+1] + local by=ay+stack[i+2] + x=bx + y=by+stack[i+3] + curveto(ax,ay,bx,by,x,y) + d=0 + end + top=0 + end + local function xxcurveto(swap) + local last=top%4~=0 and stack[top] + if last then + top=top-1 + end + local sw=swap + for i=1,top,4 do + local ax,ay,bx,by + if swap then + ax=x+stack[i] + ay=y + bx=ax+stack[i+1] + by=ay+stack[i+2] + y=by+stack[i+3] + if last and i+3==top then + x=bx+last + else + x=bx end - end - l[tags[k]]=v + swap=false + else + ax=x + ay=y+stack[i] + bx=ax+stack[i+1] + by=ay+stack[i+2] + x=bx+stack[i+3] + if last and i+3==top then + y=by+last + else + y=by + end + swap=true + end + curveto(ax,ay,bx,by,x,y) + end + top=0 + end + local function hvcurveto() + if trace_charstrings then + showstate("hvcurveto") + end + xxcurveto(true) + end + local function vhcurveto() + if trace_charstrings then + showstate("vhcurveto") + end + xxcurveto(false) + end + local function rcurveline() + if trace_charstrings then + showstate("rcurveline") + end + for i=1,top-2,6 do + local ax=x+stack[i] + local ay=y+stack[i+1] + local bx=ax+stack[i+2] + local by=ay+stack[i+3] + x=bx+stack[i+4] + y=by+stack[i+5] + curveto(ax,ay,bx,by,x,y) + end + x=x+stack[top-1] + y=y+stack[top] + lineto(x,y) + top=0 + end + local function rlinecurve() + if trace_charstrings then + showstate("rlinecurve") + end + if top>6 then + for i=1,top-6,2 do + x=x+stack[i] + y=y+stack[i+1] + lineto(x,y) + end + end + local ax=x+stack[top-5] + local ay=y+stack[top-4] + local bx=ax+stack[top-3] + local by=ay+stack[top-2] + x=bx+stack[top-1] + y=by+stack[top] + curveto(ax,ay,bx,by,x,y) + top=0 + end + local function flex() + if trace_charstrings then + showstate("flex") + end + local ax=x+stack[1] + local ay=y+stack[2] + local bx=ax+stack[3] + local by=ay+stack[4] + local cx=bx+stack[5] + local cy=by+stack[6] + curveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[7] + local dy=cy+stack[8] + local ex=dx+stack[9] + local ey=dy+stack[10] + x=ex+stack[11] + y=ey+stack[12] + curveto(dx,dy,ex,ey,x,y) + top=0 + end + local function hflex() + if trace_charstrings then + showstate("hflex") + end + local ax=x+stack[1] + local ay=y + local bx=ax+stack[2] + local by=ay+stack[3] + local cx=bx+stack[4] + local cy=by + curveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[5] + local dy=by + local ex=dx+stack[6] + local ey=y + x=ex+stack[7] + curveto(dx,dy,ex,ey,x,y) + top=0 + end + local function hflex1() + if trace_charstrings then + showstate("hflex1") + end + local ax=x+stack[1] + local ay=y+stack[2] + local bx=ax+stack[3] + local by=ay+stack[4] + local cx=bx+stack[5] + local cy=by + curveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[6] + local dy=by + local ex=dx+stack[7] + local ey=dy+stack[8] + x=ex+stack[9] + curveto(dx,dy,ex,ey,x,y) + top=0 + end + local function flex1() + if trace_charstrings then + showstate("flex1") + end + local ax=x+stack[1] + local ay=y+stack[2] + local bx=ax+stack[3] + local by=ay+stack[4] + local cx=bx+stack[5] + local cy=by+stack[6] + curveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[7] + local dy=cy+stack[8] + local ex=dx+stack[9] + local ey=dy+stack[10] + if abs(ex-x)>abs(ey-y) then + x=ex+stack[11] + else + y=ey+stack[11] end - resources.lookups=l + curveto(dx,dy,ex,ey,x,y) + top=0 end - local sequences=resources.sequences - if sequences then - for i=1,#sequences do - local s=sequences[i] - local n=s.name - if n then - s.name=tags[n] - end - local t=s.subtables - if type(t)=="table" then - for i=1,#t do - t[i]=tags[t[i]] + local function getstem() + if top==0 then + elseif top%2~=0 then + if width then + remove(stack,1) + else + width=remove(stack,1) + if trace_charstrings then + showvalue("width",width) end end + top=top-1 end - end - local lookuptypes=resources.lookuptypes - if lookuptypes then - local l={} - for k,v in next,lookuptypes do - l[tags[k]]=v + if trace_charstrings then + showstate("stem") end - resources.lookuptypes=l + stems=stems+top/2 + top=0 end - local anchor_to_lookup=resources.anchor_to_lookup - if anchor_to_lookup then - for anchor,lookups in next,anchor_to_lookup do - local l={} - for lookup,value in next,lookups do - l[tags[lookup]]=value + local function getmask() + if top==0 then + elseif top%2~=0 then + if width then + remove(stack,1) + else + width=remove(stack,1) + if trace_charstrings then + showvalue("width",width) + end end - anchor_to_lookup[anchor]=l + top=top-1 end - end - local lookup_to_anchor=resources.lookup_to_anchor - if lookup_to_anchor then - local l={} - for lookup,value in next,lookup_to_anchor do - l[tags[lookup]]=value + if trace_charstrings then + showstate(operator==19 and "hintmark" or "cntrmask") + end + stems=stems+top/2 + top=0 + if stems==0 then + elseif stems<=8 then + return 1 + else + return floor((stems+7)/8) + end + end + local function unsupported() + if trace_charstrings then + showstate("unsupported") + end + top=0 + end + local actions={ [0]=unsupported, + getstem, + unsupported, + getstem, + vmoveto, + rlineto, + hlineto, + vlineto, + rrcurveto, + unsupported, + unsupported, + unsupported, + unsupported, + unsupported, + unsupported, + unsupported, + unsupported, + unsupported, + getstem, + getmask, + getmask, + rmoveto, + hmoveto, + getstem, + rcurveline, + rlinecurve, + vvcurveto, + hhcurveto, + unsupported, + unsupported, + vhcurveto, + hvcurveto, + } + local subactions={ + [034]=hflex, + [035]=flex, + [036]=hflex1, + [037]=flex1, + } + local p_bytes=Ct((P(1)/byte)^0) + local function call(scope,list,bias,process) + local index=stack[top]+bias + top=top-1 + if trace_charstrings then + showvalue(scope,index,true) + end + local str=list[index] + if str then + if type(str)=="string" then + str=lpegmatch(p_bytes,str) + list[index]=str + end + depth=depth+1 + process(str) + depth=depth-1 + else + report("unknown %s %i",scope,index) end - resources.lookup_to_anchor=l - end - tags=table.swapped(tags) - report_otf("%s lookup tags compacted",#tags) - resources.lookuptags=tags -end -function otf.setfeatures(tfmdata,features) - local okay=constructors.initializefeatures("otf",tfmdata,features,trace_features,report_otf) - if okay then - return constructors.collectprocessors("otf",tfmdata,features,trace_features,report_otf) - else - return {} end -end -local function copytotfm(data,cache_id) - if data then - local metadata=data.metadata - local warnings=data.warnings - local resources=data.resources - local properties=derivetable(data.properties) - local descriptions=derivetable(data.descriptions) - local goodies=derivetable(data.goodies) - local characters={} - local parameters={} - local mathparameters={} - local pfminfo=metadata.pfminfo or {} - local resources=data.resources - local unicodes=resources.unicodes - local spaceunits=500 - local spacer="space" - local designsize=metadata.designsize or metadata.design_size or 100 - local minsize=metadata.minsize or metadata.design_range_bottom or designsize - local maxsize=metadata.maxsize or metadata.design_range_top or designsize - local mathspecs=metadata.math - if designsize==0 then - designsize=100 - minsize=100 - maxsize=100 - end - if mathspecs then - for name,value in next,mathspecs do - mathparameters[name]=value - end - end - for unicode,_ in next,data.descriptions do - characters[unicode]={} - end - if mathspecs then - for unicode,character in next,characters do - local d=descriptions[unicode] - local m=d.math - if m then - local italic=m.italic - local vitalic=m.vitalic - local variants=m.hvariants - local parts=m.hparts - if variants then - local c=character - for i=1,#variants do - local un=variants[i] - c.next=un - c=characters[un] - end - c.horiz_variants=parts - elseif parts then - character.horiz_variants=parts - italic=m.hitalic - end - local variants=m.vvariants - local parts=m.vparts - if variants then - local c=character - for i=1,#variants do - local un=variants[i] - c.next=un - c=characters[un] - end - c.vert_variants=parts - elseif parts then - character.vert_variants=parts - end - if italic and italic~=0 then - character.italic=italic + local function process(tab) + local i=1 + local n=#tab + while i<=n do + local t=tab[i] + if t>=32 and t<=246 then + top=top+1 + stack[top]=t-139 + i=i+1 + elseif t>=247 and t<=250 then + top=top+1 + stack[top]=(t-247)*256+tab[i+1]+108 + i=i+2 + elseif t>=251 and t<=254 then + top=top+1 + stack[top]=-(t-251)*256-tab[i+1]-108 + i=i+2 + elseif t==28 then + top=top+1 + local n=0x100*tab[i+1]+tab[i+2] + if n>=0x8000 then + stack[top]=n-0xFFFF-1 + else + stack[top]=n + end + i=i+3 + elseif t==255 then + local n=0x100*tab[i+1]+tab[i+2] + top=top+1 + if n>=0x8000 then + stack[top]=n-0xFFFF-1+(0x100*tab[i+3]+tab[i+4])/0xFFFF + else + stack[top]=n+(0x100*tab[i+3]+tab[i+4])/0xFFFF + end + i=i+5 + elseif t==11 then + if trace_charstrings then + showstate("return") + end + return + elseif t==10 then + call("local",locals,localbias,process) + i=i+1 + elseif t==14 then + if width then + elseif top>0 then + width=stack[1] + if trace_charstrings then + showvalue("width",width) end - if vitalic and vitalic~=0 then - character.vert_italic=vitalic + else + width=true + end + if trace_charstrings then + showstate("endchar") + end + return + elseif t==29 then + call("global",globals,globalbias,process) + i=i+1 + elseif t==12 then + i=i+1 + local t=tab[i] + local a=subactions[t] + if a then + a() + else + if trace_charstrings then + showvalue("",t) end - local accent=m.accent - if accent then - character.accent=accent + top=0 + end + i=i+1 + else + local a=actions[t] + if a then + local s=a() + if s then + i=i+s end - local kerns=m.kerns - if kerns then - character.mathkerns=kerns + else + if trace_charstrings then + showvalue("",t) end + top=0 end + i=i+1 end end - local filename=constructors.checkedfilename(resources) - local fontname=metadata.fontname - local fullname=metadata.fullname or fontname - local psname=metadata.psname or fontname or fullname - local units=metadata.units or metadata.units_per_em or 1000 - if units==0 then - units=1000 - metadata.units=1000 - report_otf("changing %a units to %a",0,units) - end - local monospaced=metadata.monospaced or metadata.isfixedpitch or (pfminfo.panose and pfminfo.panose.proportion=="Monospaced") - local charwidth=pfminfo.avgwidth - local charxheight=pfminfo.os2_xheight and pfminfo.os2_xheight>0 and pfminfo.os2_xheight - local italicangle=metadata.italicangle - properties.monospaced=monospaced - parameters.italicangle=italicangle - parameters.charwidth=charwidth - parameters.charxheight=charxheight - local space=0x0020 - local emdash=0x2014 - if monospaced then - if descriptions[space] then - spaceunits,spacer=descriptions[space].width,"space" + end + parsecharstrings=function(data,glyphs,doshapes) + local dictionary=data.dictionaries[1] + local charstrings=dictionary.charstrings + local charset=dictionary.charset + keepcurve=doshapes + stack={} + glyphs=glyphs or {} + strings=data.strings + locals=dictionary.subroutines + globals=data.routines + globalbias=#globals + localbias=#locals + globalbias=((globalbias<1240 and 107) or (globalbias<33900 and 1131) or 32768)+1 + localbias=((localbias<1240 and 107) or (localbias<33900 and 1131) or 32768)+1 + local nominalwidth=dictionary.private.data.nominalwidthx or 0 + local defaultwidth=dictionary.private.data.defaultwidthx or 0 + for i=1,#charstrings do + local str=charstrings[i] + local tab=lpegmatch(p_bytes,str) + local index=i-1 + x=0 + y=0 + width=false + r=0 + top=0 + stems=0 + result={} + xmin=0 + xmax=0 + ymin=0 + ymax=0 + checked=false + if trace_charstrings then + report("glyph: %i",index) + report("data: % t",tab) + end + process(tab) + local boundingbox={ round(xmin),round(ymin),round(xmax),round(ymax) } + if width==true or width==false then + width=defaultwidth + else + width=nominalwidth+width end - if not spaceunits and descriptions[emdash] then - spaceunits,spacer=descriptions[emdash].width,"emdash" + local glyph=glyphs[index] + if not glyph then + glyphs[index]={ + segments=doshapes~=false and result or nil, + boundingbox=boundingbox, + width=width, + name=charset[index], + } + else + glyph.segments=doshapes~=false and result or nil + glyph.boundingbox=boundingbox + if not glyph.width then + glyph.width=width + end + if charset and not glyph.name then + glyph.name=charset[index] + end + end + if trace_charstrings then + report("width: %s",tostring(width)) + report("boundingbox: % t",boundingbox) + end + charstrings[i]=nil + end + return glyphs + end + parsecharstring=function(data,dictionary,charstring,glyphs,index,doshapes) + local private=dictionary.private + keepcurve=doshapes + strings=data.strings + locals=dictionary.subroutines or {} + globals=data.routines or {} + globalbias=#globals + localbias=#locals + globalbias=((globalbias<1240 and 107) or (globalbias<33900 and 1131) or 32768)+1 + localbias=((localbias<1240 and 107) or (localbias<33900 and 1131) or 32768)+1 + local nominalwidth=private and private.data.nominalwidthx or 0 + local defaultwidth=private and private.data.defaultwidthx or 0 + local tab=lpegmatch(p_bytes,charstring) + x=0 + y=0 + width=false + r=0 + top=0 + stems=0 + result={} + xmin=0 + xmax=0 + ymin=0 + ymax=0 + checked=false + if trace_charstrings then + report("glyph: %i",index) + report("data: % t",tab) + end + process(tab) + local boundingbox={ xmin,ymin,xmax,ymax } + if width==true or width==false then + width=defaultwidth + else + width=nominalwidth+width + end +index=index-1 + local glyph=glyphs[index] + if not glyph then + glyphs[index]={ + segments=doshapes~=false and result or nil, + boundingbox=boundingbox, + width=width, + name=charset[index], + } + else + glyph.segments=doshapes~=false and result or nil + glyph.boundingbox=boundingbox + if not glyph.width then + glyph.width=width + end + if charset and not glyph.name then + glyph.name=charset[index] + end + end + if trace_charstrings then + report("width: %s",tostring(width)) + report("boundingbox: % t",boundingbox) + end + return charstring + end + resetcharstrings=function() + result={} + top=0 + stack={} + end +end +local function readglobals(f,data) + local routines=readlengths(f) + for i=1,#routines do + routines[i]=readstring(f,routines[i]) + end + data.routines=routines +end +local function readencodings(f,data) + data.encodings={} +end +local function readcharsets(f,data,dictionary) + local header=data.header + local strings=data.strings + local nofglyphs=data.nofglyphs + local charsetoffset=dictionary.charset + if charsetoffset~=0 then + setposition(f,header.offset+charsetoffset) + local format=readbyte(f) + local charset={ [0]=".notdef" } + dictionary.charset=charset + if format==0 then + for i=1,nofglyphs do + charset[i]=strings[readushort(f)] + end + elseif format==1 or format==2 then + local readcount=format==1 and readbyte or readushort + local i=1 + while i<=nofglyphs do + local sid=readushort(f) + local n=readcount(f) + for s=sid,sid+n do + charset[i]=strings[s] + i=i+1 + if i>nofglyphs then + break + end + end end - if not spaceunits and charwidth then - spaceunits,spacer=charwidth,"charwidth" + else + report("cff parser: unsupported charset format %a",format) + end + end +end +local function readprivates(f,data) + local header=data.header + local dictionaries=data.dictionaries + local private=dictionaries[1].private + if private then + setposition(f,header.offset+private.offset) + private.data=readstring(f,private.size) + end +end +local function readlocals(f,data,dictionary) + local header=data.header + local private=dictionary.private + if private then + local subroutineoffset=private.data.subroutines + if subroutineoffset~=0 then + setposition(f,header.offset+private.offset+subroutineoffset) + local subroutines=readlengths(f) + for i=1,#subroutines do + subroutines[i]=readstring(f,subroutines[i]) end + dictionary.subroutines=subroutines + private.data.subroutines=nil else - if descriptions[space] then - spaceunits,spacer=descriptions[space].width,"space" + dictionary.subroutines={} + end + else + dictionary.subroutines={} + end +end +local function readcharstrings(f,data) + local header=data.header + local dictionaries=data.dictionaries + local dictionary=dictionaries[1] + local type=dictionary.charstringtype + local offset=dictionary.charstrings + if type==2 then + setposition(f,header.offset+offset) + local charstrings=readlengths(f) + local nofglyphs=#charstrings + for i=1,nofglyphs do + charstrings[i]=readstring(f,charstrings[i]) + end + data.nofglyphs=nofglyphs + dictionary.charstrings=charstrings + else + report("unsupported charstr type %i",type) + data.nofglyphs=0 + dictionary.charstrings={} + end +end +local function readcidprivates(f,data) + local header=data.header + local dictionaries=data.dictionaries[1].cid.dictionaries + for i=1,#dictionaries do + local dictionary=dictionaries[i] + local private=dictionary.private + if private then + setposition(f,header.offset+private.offset) + private.data=readstring(f,private.size) + end + end + parseprivates(data,dictionaries) +end +local function readnoselect(f,data,glyphs,doshapes) + local dictionaries=data.dictionaries + local dictionary=dictionaries[1] + readglobals(f,data) + readcharstrings(f,data) + readencodings(f,data) + readcharsets(f,data,dictionary) + readprivates(f,data) + parseprivates(data,data.dictionaries) + readlocals(f,data,dictionary) + parsecharstrings(data,glyphs,doshapes) + resetcharstrings() +end +local function readfdselect(f,data,glyphs,doshapes) + local header=data.header + local dictionaries=data.dictionaries + local dictionary=dictionaries[1] + local cid=dictionary.cid + local cidselect=cid and cid.fdselect + readglobals(f,data) + readcharstrings(f,data) + readencodings(f,data) + local charstrings=dictionary.charstrings + local fdindex={} + local nofglyphs=data.nofglyphs + local maxindex=-1 + setposition(f,header.offset+cidselect) + local format=readbyte(f) + if format==1 then + for i=0,nofglyphs do + local index=readbyte(i) + fdindex[i]=index + if index>maxindex then + maxindex=index + end + end + elseif format==3 then + local nofranges=readushort(f) + local first=readushort(f) + local index=readbyte(f) + while true do + local last=readushort(f) + if index>maxindex then + maxindex=index end - if not spaceunits and descriptions[emdash] then - spaceunits,spacer=descriptions[emdash].width/2,"emdash/2" + for i=first,last do + fdindex[i]=index end - if not spaceunits and charwidth then - spaceunits,spacer=charwidth,"charwidth" + if last>=nofglyphs then + break + else + first=last+1 + index=readbyte(f) end end - spaceunits=tonumber(spaceunits) or 500 - parameters.slant=0 - parameters.space=spaceunits - parameters.space_stretch=units/2 - parameters.space_shrink=1*units/3 - parameters.x_height=2*units/5 - parameters.quad=units - if spaceunits<2*units/5 then - end - if italicangle and italicangle~=0 then - parameters.italicangle=italicangle - parameters.italicfactor=math.cos(math.rad(90+italicangle)) - parameters.slant=- math.tan(italicangle*math.pi/180) - end - if monospaced then - parameters.space_stretch=0 - parameters.space_shrink=0 - elseif syncspace then - parameters.space_stretch=spaceunits/2 - parameters.space_shrink=spaceunits/3 - end - parameters.extra_space=parameters.space_shrink - if charxheight then - parameters.x_height=charxheight - else - local x=0x0078 - if x then - local x=descriptions[x] - if x then - parameters.x_height=x.height - end + else + end + if maxindex>=0 then + local cidarray=cid.fdarray + setposition(f,header.offset+cidarray) + local dictionaries=readlengths(f) + for i=1,#dictionaries do + dictionaries[i]=readstring(f,dictionaries[i]) + end + parsedictionaries(data,dictionaries) + cid.dictionaries=dictionaries + readcidprivates(f,data) + for i=1,#dictionaries do + readlocals(f,data,dictionaries[i]) + end + for i=1,#charstrings do + parsecharstring(data,dictionaries[fdindex[i]+1],charstrings[i],glyphs,i,doshapes) + end + resetcharstrings() + end +end +function readers.cff(f,fontdata,specification) + if specification.details then + local datatable=fontdata.tables.cff + if datatable then + local offset=datatable.offset + local glyphs=fontdata.glyphs + if not f then + report("invalid filehandle") + return end - end - parameters.designsize=(designsize/10)*65536 - parameters.minsize=(minsize/10)*65536 - parameters.maxsize=(maxsize/10)*65536 - parameters.ascender=abs(metadata.ascender or metadata.ascent or 0) - parameters.descender=abs(metadata.descender or metadata.descent or 0) - parameters.units=units - properties.space=spacer - properties.encodingbytes=2 - properties.format=data.format or otf_format(filename) or formats.otf - properties.noglyphnames=true - properties.filename=filename - properties.fontname=fontname - properties.fullname=fullname - properties.psname=psname - properties.name=filename or fullname - if warnings and #warnings>0 then - report_otf("warnings for font: %s",filename) - report_otf() - for i=1,#warnings do - report_otf(" %s",warnings[i]) + if offset then + setposition(f,offset) + end + local header=readheader(f) + if header.major>1 then + report("version mismatch") + return + end + local names=readfontnames(f) + local dictionaries=readtopdictionaries(f) + local strings=readstrings(f) + local data={ + header=header, + names=names, + dictionaries=dictionaries, + strings=strings, + nofglyphs=fontdata.nofglyphs, + } + parsedictionaries(data,data.dictionaries) + local d=dictionaries[1] + local c=d.cid + fontdata.cffinfo={ + familynamename=d.familyname, + fullname=d.fullname, + boundingbox=d.boundingbox, + weight=d.weight, + italicangle=d.italicangle, + underlineposition=d.underlineposition, + underlinethickness=d.underlinethickness, + monospaced=d.monospaced, + } + fontdata.cidinfo=c and { + registry=c.registry, + ordering=c.ordering, + supplement=c.supplement, + } + if not specification.glyphs then + else + local cid=d.cid + if cid and cid.fdselect then + readfdselect(f,data,glyphs,specification.shapes or false) + else + readnoselect(f,data,glyphs,specification.shapes or false) + end end - report_otf() end - return { - characters=characters, - descriptions=descriptions, - parameters=parameters, - mathparameters=mathparameters, - resources=resources, - properties=properties, - goodies=goodies, - warnings=warnings, - } end end -local function otftotfm(specification) - local cache_id=specification.hash - local tfmdata=containers.read(constructors.cache,cache_id) - if not tfmdata then - local name=specification.name - local sub=specification.sub - local filename=specification.filename - local features=specification.features.normal - local rawdata=otf.load(filename,sub,features and features.featurefile) - if rawdata and next(rawdata) then - local descriptions=rawdata.descriptions - local duplicates=rawdata.resources.duplicates - if duplicates then - local nofduplicates,nofduplicated=0,0 - for parent,list in next,duplicates do - if type(list)=="table" then - local n=#list - for i=1,n do - local unicode=list[i] - if not descriptions[unicode] then - descriptions[unicode]=descriptions[parent] - nofduplicated=nofduplicated+1 - end - end - nofduplicates=nofduplicates+n - else - if not descriptions[list] then - descriptions[list]=descriptions[parent] - nofduplicated=nofduplicated+1 - end - nofduplicates=nofduplicates+1 + +end -- closure + +do -- begin closure to overcome local limits and interference + +if not modules then modules={} end modules ['font-ttf']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local next,type,unpack=next,type,unpack +local bittest=bit32.btest +local sqrt=math.sqrt +local report=logs.reporter("otf reader","ttf") +local readers=fonts.handlers.otf.readers +local streamreader=readers.streamreader +local setposition=streamreader.setposition +local getposition=streamreader.getposition +local skipbytes=streamreader.skip +local readbyte=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readulong=streamreader.readcardinal4 +local readchar=streamreader.readinteger1 +local readshort=streamreader.readinteger2 +local read2dot14=streamreader.read2dot14 +local function mergecomposites(glyphs,shapes) + local function merge(index,shape,components) + local contours={} + local nofcontours=0 + for i=1,#components do + local component=components[i] + local subindex=component.index + local subshape=shapes[subindex] + local subcontours=subshape.contours + if not subcontours then + local subcomponents=subshape.components + if subcomponents then + subcontours=merge(subindex,subshape,subcomponents) + end + end + if subcontours then + local matrix=component.matrix + local xscale=matrix[1] + local xrotate=matrix[2] + local yrotate=matrix[3] + local yscale=matrix[4] + local xoffset=matrix[5] + local yoffset=matrix[6] + for i=1,#subcontours do + local points=subcontours[i] + local result={} + for i=1,#points do + local p=points[i] + local x=p[1] + local y=p[2] + result[i]={ + xscale*x+xrotate*y+xoffset, + yscale*y+yrotate*x+yoffset, + p[3] + } end + nofcontours=nofcontours+1 + contours[nofcontours]=result end - if trace_otf and nofduplicated~=nofduplicates then - report_otf("%i extra duplicates copied out of %i",nofduplicated,nofduplicates) - end - end - rawdata.lookuphash={} - tfmdata=copytotfm(rawdata,cache_id) - if tfmdata and next(tfmdata) then - local features=constructors.checkedfeatures("otf",features) - local shared=tfmdata.shared - if not shared then - shared={} - tfmdata.shared=shared - end - shared.rawdata=rawdata - shared.dynamics={} - tfmdata.changed={} - shared.features=features - shared.processes=otf.setfeatures(tfmdata,features) + else + report("missing contours composite %s, component %s of %s, glyph %s",index,i,#components,subindex) end end - containers.write(constructors.cache,cache_id,tfmdata) + shape.contours=contours + shape.components=nil + return contours end - return tfmdata -end -local function read_from_otf(specification) - local tfmdata=otftotfm(specification) - if tfmdata then - tfmdata.properties.name=specification.name - tfmdata.properties.sub=specification.sub - tfmdata=constructors.scale(tfmdata,specification) - local allfeatures=tfmdata.shared.features or specification.features.normal - constructors.applymanipulators("otf",tfmdata,allfeatures,trace_features,report_otf) - constructors.setname(tfmdata,specification) - fonts.loggers.register(tfmdata,file.suffix(specification.filename),specification) + for index=1,#glyphs do + local shape=shapes[index] + local components=shape.components + if components then + merge(index,shape,components) + end end - return tfmdata end -local function checkmathsize(tfmdata,mathsize) - local mathdata=tfmdata.shared.rawdata.metadata.math - local mathsize=tonumber(mathsize) - if mathdata then - local parameters=tfmdata.parameters - parameters.scriptpercentage=mathdata.ScriptPercentScaleDown - parameters.scriptscriptpercentage=mathdata.ScriptScriptPercentScaleDown - parameters.mathsize=mathsize - end +local function readnothing(f,nofcontours) + return { + type="nothing", + } end -registerotffeature { - name="mathsize", - description="apply mathsize specified in the font", - initializers={ - base=checkmathsize, - node=checkmathsize, +local function curveto(m_x,m_y,l_x,l_y,r_x,r_y) + return { + l_x+2/3*(m_x-l_x),l_y+2/3*(m_y-l_y), + r_x+2/3*(m_x-r_x),r_y+2/3*(m_y-r_y), + r_x,r_y,"c" } -} -function otf.collectlookups(rawdata,kind,script,language) - local sequences=rawdata.resources.sequences - if sequences then - local featuremap,featurelist={},{} - for s=1,#sequences do - local sequence=sequences[s] - local features=sequence.features - features=features and features[kind] - features=features and (features[script] or features[default] or features[wildcard]) - features=features and (features[language] or features[default] or features[wildcard]) - if features then - local subtables=sequence.subtables - if subtables then - for s=1,#subtables do - local ss=subtables[s] - if not featuremap[s] then - featuremap[ss]=true - featurelist[#featurelist+1]=ss +end +local function contours2outlines(glyphs,shapes) + local quadratic=true + for index=1,#glyphs do + local glyph=glyphs[index] + local shape=shapes[index] + local contours=shape.contours + if contours then + local nofcontours=#contours + local segments={} + local nofsegments=0 + glyph.segments=segments + if nofcontours>0 then + for i=1,nofcontours do + local contour=contours[i] + local nofcontour=#contour + if nofcontour>0 then + local first_pt=contour[1] + local first_on=first_pt[3] + if nofcontour==1 then + first_pt[3]="m" + nofsegments=nofsegments+1 + segments[nofsegments]=first_pt + else + local first_on=first_pt[3] + local last_pt=contour[nofcontour] + local last_on=last_pt[3] + local start=1 + local control_pt=false + if first_on then + start=2 + else + if last_on then + first_pt=last_pt + else + first_pt={ (first_pt[1]+last_pt[1])/2,(first_pt[2]+last_pt[2])/2,false } + end + control_pt=first_pt + end + nofsegments=nofsegments+1 + segments[nofsegments]={ first_pt[1],first_pt[2],"m" } + local previous_pt=first_pt + for i=start,nofcontour do + local current_pt=contour[i] + local current_on=current_pt[3] + local previous_on=previous_pt[3] + if previous_on then + if current_on then + nofsegments=nofsegments+1 + segments[nofsegments]={ current_pt[1],current_pt[2],"l" } + else + control_pt=current_pt + end + elseif current_on then + local ps=segments[nofsegments] + nofsegments=nofsegments+1 + if quadratic then + segments[nofsegments]={ control_pt[1],control_pt[2],current_pt[1],current_pt[2],"q" } + else + local p=segments[nofsegments-1] local n=#p + segments[nofsegments]=curveto(control_pt[1],control_pt[2],p[n-2],p[n-1],current_pt[1],current_pt[2]) + end + control_pt=false + else + nofsegments=nofsegments+1 + local halfway_x=(previous_pt[1]+current_pt[1])/2 + local halfway_y=(previous_pt[2]+current_pt[2])/2 + if quadratic then + segments[nofsegments]={ control_pt[1],control_pt[2],halfway_x,halfway_y,"q" } + else + local p=segments[nofsegments-1] local n=#p + segments[nofsegments]=curveto(control_pt[1],control_pt[2],p[n-2],p[n-1],halfway_x,halfway_y) + end + control_pt=current_pt + end + previous_pt=current_pt + end + if first_pt==last_pt then + else + nofsegments=nofsegments+1 + if not control_pt then + segments[nofsegments]={ first_pt[1],first_pt[2],"l" } + elseif quadratic then + segments[nofsegments]={ control_pt[1],control_pt[2],first_pt[1],first_pt[2],"q" } + else + local p=last_pt local n=#p + segments[nofsegments]=curveto(control_pt[1],control_pt[2],p[n-2],p[n-1],first_pt[1],first_pt[2]) + end + end end end end end end - if #featurelist>0 then - return featuremap,featurelist - end end - return nil,nil end -local function check_otf(forced,specification,suffix) - local name=specification.name - if forced then - name=specification.forcedname +local function readglyph(f,nofcontours) + local points={} + local endpoints={} + local instructions={} + local flags={} + for i=1,nofcontours do + endpoints[i]=readshort(f)+1 end - local fullname=findbinfile(name,suffix) or "" - if fullname=="" then - fullname=fonts.names.getfilename(name,suffix) or "" + local nofpoints=endpoints[nofcontours] + local nofinstructions=readushort(f) + skipbytes(f,nofinstructions) + local i=1 + while i<=nofpoints do + local flag=readbyte(f) + flags[i]=flag + if bittest(flag,0x0008) then + for j=1,readbyte(f) do + i=i+1 + flags[i]=flag + end + end + i=i+1 end - if fullname~="" and not fonts.names.ignoredfile(fullname) then - specification.filename=fullname - return read_from_otf(specification) + local x=0 + for i=1,nofpoints do + local flag=flags[i] + local short=bittest(flag,0x0002) + local same=bittest(flag,0x0010) + if short then + if same then + x=x+readbyte(f) + else + x=x-readbyte(f) + end + elseif same then + else + x=x+readshort(f) + end + points[i]={ x,y,bittest(flag,0x0001) } + end + local y=0 + for i=1,nofpoints do + local flag=flags[i] + local short=bittest(flag,0x0004) + local same=bittest(flag,0x0020) + if short then + if same then + y=y+readbyte(f) + else + y=y-readbyte(f) + end + elseif same then + else + y=y+readshort(f) + end + points[i][2]=y end -end -local function opentypereader(specification,suffix) - local forced=specification.forced or "" - if formats[forced] then - return check_otf(true,specification,forced) - else - return check_otf(false,specification,suffix) + local first=1 + for i=1,#endpoints do + local last=endpoints[i] + endpoints[i]={ unpack(points,first,last) } + first=last+1 end + return { + type="glyph", + contours=endpoints, + } end -readers.opentype=opentypereader -function readers.otf (specification) return opentypereader(specification,"otf") end -function readers.ttf (specification) return opentypereader(specification,"ttf") end -function readers.ttc (specification) return opentypereader(specification,"ttf") end -function readers.dfont(specification) return opentypereader(specification,"ttf") end -function otf.scriptandlanguage(tfmdata,attr) - local properties=tfmdata.properties - return properties.script or "dflt",properties.language or "dflt" -end -local function justset(coverage,unicode,replacement) - coverage[unicode]=replacement -end -otf.coverup={ - stepkey="subtables", - actions={ - substitution=justset, - alternate=justset, - multiple=justset, - ligature=justset, - kern=justset, - chainsubstitution=justset, - chainposition=justset, - }, - register=function(coverage,lookuptype,format,feature,n,descriptions,resources) - local name=formatters["ctx_%s_%s_%s"](feature,lookuptype,n) - if lookuptype=="kern" then - resources.lookuptypes[name]="position" - else - resources.lookuptypes[name]=lookuptype - end - for u,c in next,coverage do - local description=descriptions[u] - local slookups=description.slookups - if slookups then - slookups[name]=c +local function readcomposite(f) + local components={} + local nofcomponents=0 + local instructions=false + while true do + local flags=readushort(f) + local index=readushort(f) + local f_xyarg=bittest(flags,0x0002) + local f_offset=bittest(flags,0x0800) + local xscale=1 + local xrotate=0 + local yrotate=0 + local yscale=1 + local xoffset=0 + local yoffset=0 + local base=false + local reference=false + if f_xyarg then + if bittest(flags,0x0001) then + xoffset=readshort(f) + yoffset=readshort(f) else - description.slookups={ [name]=c } + xoffset=readchar(f) + yoffset=readchar(f) end + else + if bittest(flags,0x0001) then + base=readshort(f) + reference=readshort(f) + else + base=readchar(f) + reference=readchar(f) + end + end + if bittest(flags,0x0008) then + xscale=read2dot14(f) + yscale=xscale + if f_xyarg and f_offset then + xoffset=xoffset*xscale + yoffset=yoffset*yscale + end + elseif bittest(flags,0x0040) then + xscale=read2dot14(f) + yscale=read2dot14(f) + if f_xyarg and f_offset then + xoffset=xoffset*xscale + yoffset=yoffset*yscale + end + elseif bittest(flags,0x0080) then + xscale=read2dot14(f) + xrotate=read2dot14(f) + yrotate=read2dot14(f) + yscale=read2dot14(f) + if f_xyarg and f_offset then + xoffset=xoffset*sqrt(xscale^2+xrotate^2) + yoffset=yoffset*sqrt(yrotate^2+yscale^2) + end + end + nofcomponents=nofcomponents+1 + components[nofcomponents]={ + index=index, + usemine=bittest(flags,0x0200), + round=bittest(flags,0x0006), + base=base, + reference=reference, + matrix={ xscale,xrotate,yrotate,yscale,xoffset,yoffset }, + } + if bittest(flags,0x0100) then + instructions=true + end + if not bittest(flags,0x0020) then + break end - return name end -} -local function getgsub(tfmdata,k,kind) - local description=tfmdata.descriptions[k] - if description then - local slookups=description.slookups - if slookups then - local shared=tfmdata.shared - local rawdata=shared and shared.rawdata - if rawdata then - local lookuptypes=rawdata.resources.lookuptypes - if lookuptypes then - local properties=tfmdata.properties - local validlookups,lookuplist=otf.collectlookups(rawdata,kind,properties.script,properties.language) - if validlookups then - for l=1,#lookuplist do - local lookup=lookuplist[l] - local found=slookups[lookup] - if found then - return found,lookuptypes[lookup] - end + return { + type="composite", + components=components, + } +end +function readers.loca(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.loca + if datatable then + local offset=fontdata.tables.glyf.offset + local format=fontdata.fontheader.indextolocformat + local locations={} + setposition(f,datatable.offset) + if format==1 then + local nofglyphs=datatable.length/4-1 + -1 + for i=0,nofglyphs do + locations[i]=offset+readulong(f) + end + fontdata.nofglyphs=nofglyphs + else + local nofglyphs=datatable.length/2-1 + -1 + for i=0,nofglyphs do + locations[i]=offset+readushort(f)*2 + end + fontdata.nofglyphs=nofglyphs + end + fontdata.locations=locations + end + end +end +function readers.glyf(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.glyf + if datatable then + local locations=fontdata.locations + if locations then + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs + local filesize=fontdata.filesize + local nothing={ 0,0,0,0 } + local shapes={} + local loadshapes=specification.shapes + for index=0,nofglyphs do + local location=locations[index] + if location>=filesize then + report("discarding %s glyphs due to glyph location bug",nofglyphs-index+1) + fontdata.nofglyphs=index-1 + fontdata.badfont=true + break + elseif location>0 then + setposition(f,location) + local nofcontours=readshort(f) + glyphs[index].boundingbox={ + readshort(f), + readshort(f), + readshort(f), + readshort(f), + } + if not loadshapes then + elseif nofcontours==0 then + shapes[index]=readnothing(f,nofcontours) + elseif nofcontours>0 then + shapes[index]=readglyph(f,nofcontours) + else + shapes[index]=readcomposite(f,nofcontours) + end + else + if loadshapes then + shapes[index]={} end + glyphs[index].boundingbox=nothing end end + if loadshapes then + mergecomposites(glyphs,shapes) + contours2outlines(glyphs,shapes) + end end end end end -otf.getgsub=getgsub -function otf.getsubstitution(tfmdata,k,kind,value) - local found,kind=getgsub(tfmdata,k,kind) - if not found then - elseif kind=="substitution" then - return found - elseif kind=="alternate" then - local choice=tonumber(value) or 1 - return found[choice] or found[1] or k - end - return k -end -otf.getalternate=otf.getsubstitution -function otf.getmultiple(tfmdata,k,kind) - local found,kind=getgsub(tfmdata,k,kind) - if found and kind=="multiple" then - return found - end - return { k } -end -function otf.getkern(tfmdata,left,right,kind) - local kerns=getgsub(tfmdata,left,kind or "kern",true) - if kerns then - local found=kerns[right] - local kind=type(found) - if kind=="table" then - found=found[1][3] - elseif kind~="number" then - found=false - end - if found then - return found*tfmdata.parameters.factor - end - end - return 0 -end end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['font-otb']={ +if not modules then modules={} end modules ['font-dsp']={ version=1.001, comment="companion to font-ini.mkiv", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", copyright="PRAGMA ADE / ConTeXt Development Team", license="see context related readme files" } +local next,type=next,type +local bittest=bit32.btest +local rshift=bit32.rshift local concat=table.concat -local format,gmatch,gsub,find,match,lower,strip=string.format,string.gmatch,string.gsub,string.find,string.match,string.lower,string.strip -local type,next,tonumber,tostring,rawget=type,next,tonumber,tostring,rawget -local lpegmatch=lpeg.match -local utfchar=utf.char -local trace_baseinit=false trackers.register("otf.baseinit",function(v) trace_baseinit=v end) -local trace_singles=false trackers.register("otf.singles",function(v) trace_singles=v end) -local trace_multiples=false trackers.register("otf.multiples",function(v) trace_multiples=v end) -local trace_alternatives=false trackers.register("otf.alternatives",function(v) trace_alternatives=v end) -local trace_ligatures=false trackers.register("otf.ligatures",function(v) trace_ligatures=v end) -local trace_ligatures_detail=false trackers.register("otf.ligatures.detail",function(v) trace_ligatures_detail=v end) -local trace_kerns=false trackers.register("otf.kerns",function(v) trace_kerns=v end) -local trace_preparing=false trackers.register("otf.preparing",function(v) trace_preparing=v end) -local report_prepare=logs.reporter("fonts","otf prepare") -local fonts=fonts -local otf=fonts.handlers.otf -local otffeatures=otf.features -local registerotffeature=otffeatures.register -otf.defaultbasealternate="none" -local wildcard="*" -local default="dflt" +local lower=string.lower +local sub=string.sub +local strip=string.strip +local tohash=table.tohash +local reversed=table.reversed +local setmetatableindex=table.setmetatableindex local formatters=string.formatters -local f_unicode=formatters["%U"] -local f_uniname=formatters["%U (%s)"] -local f_unilist=formatters["% t (% t)"] -local function gref(descriptions,n) - if type(n)=="number" then - local name=descriptions[n].name - if name then - return f_uniname(n,name) +local sortedkeys=table.sortedkeys +local sortedhash=table.sortedhash +local report=logs.reporter("otf reader") +local readers=fonts.handlers.otf.readers +local streamreader=readers.streamreader +local setposition=streamreader.setposition +local skipbytes=streamreader.skip +local skipshort=streamreader.skipshort +local readushort=streamreader.readcardinal2 +local readulong=streamreader.readcardinal4 +local readshort=streamreader.readinteger2 +local readfword=readshort +local readstring=streamreader.readstring +local readtag=streamreader.readtag +local gsubhandlers={} +local gposhandlers={} +local lookupidoffset=-1 +local classes={ + "base", + "ligature", + "mark", + "component", +} +local gsubtypes={ + "single", + "multiple", + "alternate", + "ligature", + "context", + "chainedcontext", + "extension", + "reversechainedcontextsingle", +} +local gpostypes={ + "single", + "pair", + "cursive", + "marktobase", + "marktoligature", + "marktomark", + "context", + "chainedcontext", + "extension", +} +local chaindirections={ + context=0, + chainedcontext=1, + reversechainedcontextsingle=-1, +} +local lookupnames={ + gsub={ + single="gsub_single", + multiple="gsub_multiple", + alternate="gsub_alternate", + ligature="gsub_ligature", + context="gsub_context", + chainedcontext="gsub_contextchain", + reversechainedcontextsingle="gsub_reversecontextchain", + }, + gpos={ + single="gpos_single", + pair="gpos_pair", + cursive="gpos_cursive", + marktobase="gpos_mark2base", + marktoligature="gpos_mark2ligature", + marktomark="gpos_mark2mark", + context="gpos_context", + chainedcontext="gpos_contextchain", + } +} +local lookupflags=setmetatableindex(function(t,k) + local v={ + bittest(k,0x0008) and true or false, + bittest(k,0x0004) and true or false, + bittest(k,0x0002) and true or false, + bittest(k,0x0001) and true or false, + } + t[k]=v + return v +end) +local function readcoverage(f,offset,simple) + setposition(f,offset) + local coverageformat=readushort(f) + local coverage={} + if coverageformat==1 then + local nofcoverage=readushort(f) + if simple then + for i=1,nofcoverage do + coverage[i]=readushort(f) + end else - return f_unicode(n) + for i=0,nofcoverage-1 do + coverage[readushort(f)]=i + end end - elseif n then - local num,nam,j={},{},0 - for i=1,#n do - local ni=n[i] - if tonumber(ni) then - j=j+1 - local di=descriptions[ni] - num[j]=f_unicode(ni) - nam[j]=di and di.name or "-" + elseif coverageformat==2 then + local nofranges=readushort(f) + local n=simple and 1 or 0 + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local coverindex=readushort(f) + if simple then + for i=firstindex,lastindex do + coverage[n]=i + n=n+1 + end + else + for i=firstindex,lastindex do + coverage[i]=n + n=n+1 + end end end - return f_unilist(num,nam) else - return "" - end -end -local function cref(feature,lookuptags,lookupname) - if lookupname then - return formatters["feature %a, lookup %a"](feature,lookuptags[lookupname]) + report("unknown coverage format %a ",coverageformat) + end + return coverage +end +local function readclassdef(f,offset) + setposition(f,offset) + local classdefformat=readushort(f) + local classdef={} + if classdefformat==1 then + local index=readushort(f) + local nofclassdef=readushort(f) + for i=1,nofclassdef do + classdef[index]=readushort(f)+1 + index=index+1 + end + elseif classdefformat==2 then + local nofranges=readushort(f) + local n=0 + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local class=readushort(f)+1 + for i=firstindex,lastindex do + classdef[i]=class + end + end else - return formatters["feature %a"](feature) + report("unknown classdef format %a ",classdefformat) end + return classdef end -local function report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,comment) - report_prepare("%s: base alternate %s => %s (%S => %S)", - cref(feature,lookuptags,lookupname), - gref(descriptions,unicode), - replacement and gref(descriptions,replacement), - value, - comment) -end -local function report_substitution(feature,lookuptags,lookupname,descriptions,unicode,substitution) - report_prepare("%s: base substitution %s => %S", - cref(feature,lookuptags,lookupname), - gref(descriptions,unicode), - gref(descriptions,substitution)) +local function classtocoverage(defs) + if defs then + local list={} + for index,class in next,defs do + local c=list[class] + if c then + c[#c+1]=index + else + list[class]={ index } + end + end + return list + end end -local function report_ligature(feature,lookuptags,lookupname,descriptions,unicode,ligature) - report_prepare("%s: base ligature %s => %S", - cref(feature,lookuptags,lookupname), - gref(descriptions,ligature), - gref(descriptions,unicode)) +local function readposition(f,format) + if format==0 then + return nil + end + local x=bittest(format,0x0001) and readshort(f) or 0 + local y=bittest(format,0x0002) and readshort(f) or 0 + local h=bittest(format,0x0004) and readshort(f) or 0 + local v=bittest(format,0x0008) and readshort(f) or 0 + if x==0 and y==0 and h==0 and v==0 then + return nil + else + return { x,y,h,v } + end end -local function report_kern(feature,lookuptags,lookupname,descriptions,unicode,otherunicode,value) - report_prepare("%s: base kern %s + %s => %S", - cref(feature,lookuptags,lookupname), - gref(descriptions,unicode), - gref(descriptions,otherunicode), - value) +local function readanchor(f,offset) + if not offset or offset==0 then + return nil + end + setposition(f,offset) + local format=readshort(f) + if format==0 then + report("invalid anchor format %i @ position %i",format,offset) + return false + elseif format>3 then + report("unsupported anchor format %i @ position %i",format,offset) + return false + end + return { readshort(f),readshort(f) } end -local basemethods={} -local basemethod="" -local function applybasemethod(what,...) - local m=basemethods[basemethod][what] - if m then - return m(...) +local function readfirst(f,offset) + if offset then + setposition(f,offset) end + return { readushort(f) } end -local basehash,basehashes,applied={},1,{} -local function registerbasehash(tfmdata) - local properties=tfmdata.properties - local hash=concat(applied," ") - local base=basehash[hash] - if not base then - basehashes=basehashes+1 - base=basehashes - basehash[hash]=base +local function readarray(f,offset,first) + if offset then + setposition(f,offset) + end + local n=readushort(f) + if first then + local t={ first } + for i=2,n do + t[i]=readushort(f) + end + return t,n + elseif n>0 then + local t={} + for i=1,n do + t[i]=readushort(f) + end + return t,n end - properties.basehash=base - properties.fullname=properties.fullname.."-"..base - applied={} end -local function registerbasefeature(feature,value) - applied[#applied+1]=feature.."="..tostring(value) +local function readcoveragearray(f,offset,t,simple) + if not t then + return nil + end + local n=#t + if n==0 then + return nil + end + for i=1,n do + t[i]=readcoverage(f,offset+t[i],simple) + end + return t end -local trace=false -local function finalize_ligatures(tfmdata,ligatures) - local nofligatures=#ligatures - if nofligatures>0 then - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local unicodes=resources.unicodes - local private=resources.private - local alldone=false - while not alldone do - local done=0 - for i=1,nofligatures do - local ligature=ligatures[i] - if ligature then - local unicode,lookupdata=ligature[1],ligature[2] - if trace_ligatures_detail then - report_prepare("building % a into %a",lookupdata,unicode) - end - local size=#lookupdata - local firstcode=lookupdata[1] - local firstdata=characters[firstcode] - local okay=false - if firstdata then - local firstname="ctx_"..firstcode - for i=1,size-1 do - local firstdata=characters[firstcode] - if not firstdata then - firstcode=private - if trace_ligatures_detail then - report_prepare("defining %a as %a",firstname,firstcode) - end - unicodes[firstname]=firstcode - firstdata={ intermediate=true,ligatures={} } - characters[firstcode]=firstdata - descriptions[firstcode]={ name=firstname } - private=private+1 - end - local target - local secondcode=lookupdata[i+1] - local secondname=firstname.."_"..secondcode - if i==size-1 then - target=unicode - if not rawget(unicodes,secondname) then - unicodes[secondname]=unicode - end - okay=true - else - target=rawget(unicodes,secondname) - if not target then - break - end - end - if trace_ligatures_detail then - report_prepare("codes (%a,%a) + (%a,%a) -> %a",firstname,firstcode,secondname,secondcode,target) - end - local firstligs=firstdata.ligatures - if firstligs then - firstligs[secondcode]={ char=target } - else - firstdata.ligatures={ [secondcode]={ char=target } } - end - firstcode=target - firstname=secondname +local function covered(subset,all) + local used,u + for i=1,#subset do + local s=subset[i] + if all[s] then + if used then + u=u+1 + used[u]=s + else + u=1 + used={ s } + end + end + end + return used +end +local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + coverage=readcoverage(f,tableoffset+coverage,true) + for i=1,#subclasssets do + local offset=subclasssets[i] + if offset>0 then + local firstcoverage=coverage[i] + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofcurrent=readushort(f) + local noflookups=readushort(f) + local current={ { firstcoverage } } + for i=2,nofcurrent do + current[i]={ readushort(f) } end - elseif trace_ligatures_detail then - report_prepare("no glyph (%a,%a) for building %a",firstname,firstcode,target) - end - if okay then - ligatures[i]=false - done=done+1 + local lookups={} + for i=1,noflookups do + lookups[readushort(f)+1]=readushort(f)+1 + end + rules[#rules+1]={ + current=current, + lookups=lookups + } end end end - alldone=done==0 - end - if trace_ligatures_detail then - for k,v in table.sortedhash(characters) do - if v.ligatures then - table.print(v,k) - end - end + else + report("empty subclassset in %a subtype %i","unchainedcontext",subtype) end - resources.private=private - return true - end -end -local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local properties=tfmdata.properties - local changed=tfmdata.changed - local lookuphash=resources.lookuphash - local lookuptypes=resources.lookuptypes - local lookuptags=resources.lookuptags - local ligatures={} - local alternate=tonumber(value) or true and 1 - local defaultalt=otf.defaultbasealternate - local trace_singles=trace_baseinit and trace_singles - local trace_alternatives=trace_baseinit and trace_alternatives - local trace_ligatures=trace_baseinit and trace_ligatures - local actions={ - substitution=function(lookupdata,lookuptags,lookupname,description,unicode) - if trace_singles then - report_substitution(feature,lookuptags,lookupname,descriptions,unicode,lookupdata) - end - changed[unicode]=lookupdata - end, - alternate=function(lookupdata,lookuptags,lookupname,description,unicode) - local replacement=lookupdata[alternate] - if replacement then - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"normal") - end - elseif defaultalt=="first" then - replacement=lookupdata[1] - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - elseif defaultalt=="last" then - replacement=lookupdata[#data] - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - else - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"unknown") - end - end - end, - ligature=function(lookupdata,lookuptags,lookupname,description,unicode) - if trace_ligatures then - report_ligature(feature,lookuptags,lookupname,descriptions,unicode,lookupdata) - end - ligatures[#ligatures+1]={ unicode,lookupdata } - end, - } - for unicode,character in next,characters do - local description=descriptions[unicode] - local lookups=description.slookups - if lookups then - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookupdata=lookups[lookupname] - if lookupdata then - local lookuptype=lookuptypes[lookupname] - local action=actions[lookuptype] - if action then - action(lookupdata,lookuptags,lookupname,description,unicode) + return { + format="glyphs", + rules=rules, + } + elseif subtype==2 then + local coverage=readushort(f) + local currentclassdef=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + coverage=readcoverage(f,tableoffset+coverage) + currentclassdef=readclassdef(f,tableoffset+currentclassdef) + local currentclasses=classtocoverage(currentclassdef,fontdata.glyphs) + for class=1,#subclasssets do + local offset=subclasssets[class] + if offset>0 then + local firstcoverage=currentclasses[class] + if firstcoverage then + firstcoverage=covered(firstcoverage,coverage) + if firstcoverage then + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofcurrent=readushort(f) + local noflookups=readushort(f) + local current={ firstcoverage } + for i=2,nofcurrent do + current[i]=currentclasses[readushort(f)+1] + end + local lookups={} + for i=1,noflookups do + lookups[readushort(f)+1]=readushort(f)+1 + end + rules[#rules+1]={ + current=current, + lookups=lookups + } + end + else + report("no coverage") + end + else + report("no coverage class") end end end + else + report("empty subclassset in %a subtype %i","unchainedcontext",subtype) end - local lookups=description.mlookups - if lookups then - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookuplist=lookups[lookupname] - if lookuplist then - local lookuptype=lookuptypes[lookupname] - local action=actions[lookuptype] - if action then - for i=1,#lookuplist do - action(lookuplist[i],lookuptags,lookupname,description,unicode) + return { + format="class", + rules=rules, + } + elseif subtype==3 then + local current=readarray(f) + local noflookups=readushort(f) + local lookups={} + for i=1,noflookups do + lookups[readushort(f)+1]=readushort(f)+1 + end + current=readcoveragearray(f,tableoffset,current,true) + return { + format="coverage", + rules={ + { + current=current, + lookups=lookups, + } + } + } + else + report("unsupported subtype %a in %a %s",subtype,"unchainedcontext",what) + end +end +local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + coverage=readcoverage(f,tableoffset+coverage,true) + for i=1,#subclasssets do + local offset=subclasssets[i] + if offset>0 then + local firstcoverage=coverage[i] + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofbefore=readushort(f) + local before + if nofbefore>0 then + before={} + for i=1,nofbefore do + before[i]={ readushort(f) } + end + end + local nofcurrent=readushort(f) + local current={ { firstcoverage } } + for i=2,nofcurrent do + current[i]={ readushort(f) } + end + local nofafter=readushort(f) + local after + if nofafter>0 then + after={} + for i=1,nofafter do + after[i]={ readushort(f) } + end + end + local noflookups=readushort(f) + local lookups={} + for i=1,noflookups do + lookups[readushort(f)+1]=readushort(f)+1 end + rules[#rules+1]={ + before=before, + current=current, + after=after, + lookups=lookups, + } end end end + else + report("empty subclassset in %a subtype %i","chainedcontext",subtype) end - end - properties.hasligatures=finalize_ligatures(tfmdata,ligatures) -end -local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local properties=tfmdata.properties - local lookuptags=resources.lookuptags - local sharedkerns={} - local traceindeed=trace_baseinit and trace_kerns - local haskerns=false - for unicode,character in next,characters do - local description=descriptions[unicode] - local rawkerns=description.kerns - if rawkerns then - local s=sharedkerns[rawkerns] - if s==false then - elseif s then - character.kerns=s - else - local newkerns=character.kerns - local done=false - for l=1,#lookuplist do - local lookup=lookuplist[l] - local kerns=rawkerns[lookup] - if kerns then - for otherunicode,value in next,kerns do - if value==0 then - elseif not newkerns then - newkerns={ [otherunicode]=value } - done=true - if traceindeed then - report_kern(feature,lookuptags,lookup,descriptions,unicode,otherunicode,value) + return { + format="glyphs", + rules=rules, + } + elseif subtype==2 then + local coverage=readushort(f) + local beforeclassdef=readushort(f) + local currentclassdef=readushort(f) + local afterclassdef=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + local coverage=readcoverage(f,tableoffset+coverage) + local beforeclassdef=readclassdef(f,tableoffset+beforeclassdef) + local currentclassdef=readclassdef(f,tableoffset+currentclassdef) + local afterclassdef=readclassdef(f,tableoffset+afterclassdef) + local beforeclasses=classtocoverage(beforeclassdef,fontdata.glyphs) + local currentclasses=classtocoverage(currentclassdef,fontdata.glyphs) + local afterclasses=classtocoverage(afterclassdef,fontdata.glyphs) + for class=1,#subclasssets do + local offset=subclasssets[class] + if offset>0 then + local firstcoverage=currentclasses[class] + if firstcoverage then + firstcoverage=covered(firstcoverage,coverage) + if firstcoverage then + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofbefore=readushort(f) + local before + if nofbefore>0 then + before={} + for i=1,nofbefore do + before[i]=beforeclasses[readushort(f)+1] + end end - elseif not newkerns[otherunicode] then - newkerns[otherunicode]=value - done=true - if traceindeed then - report_kern(feature,lookuptags,lookup,descriptions,unicode,otherunicode,value) + local nofcurrent=readushort(f) + local current={ firstcoverage } + for i=2,nofcurrent do + current[i]=currentclasses[readushort(f)+1] + end + local nofafter=readushort(f) + local after + if nofafter>0 then + after={} + for i=1,nofafter do + after[i]=afterclasses[readushort(f)+1] + end + end + local noflookups=readushort(f) + local lookups={} + for i=1,noflookups do + lookups[readushort(f)+1]=readushort(f)+1 end + rules[#rules+1]={ + before=before, + current=current, + after=after, + lookups=lookups, + } end + else + report("no coverage") end + else + report("class is not covered") end end - if done then - sharedkerns[rawkerns]=newkerns - character.kerns=newkerns - haskerns=true - else - sharedkerns[rawkerns]=false - end end + else + report("empty subclassset in %a subtype %i","chainedcontext",subtype) end - end - properties.haskerns=haskerns -end -basemethods.independent={ - preparesubstitutions=preparesubstitutions, - preparepositionings=preparepositionings, -} -local function makefake(tfmdata,name,present) - local resources=tfmdata.resources - local private=resources.private - local character={ intermediate=true,ligatures={} } - resources.unicodes[name]=private - tfmdata.characters[private]=character - tfmdata.descriptions[private]={ name=name } - resources.private=private+1 - present[name]=private - return character -end -local function make_1(present,tree,name) - for k,v in next,tree do - if k=="ligature" then - present[name]=v + return { + format="class", + rules=rules, + } + elseif subtype==3 then + local before=readarray(f) + local current=readarray(f) + local after=readarray(f) + local noflookups=readushort(f) + local lookups={} + for i=1,noflookups do + lookups[readushort(f)+1]=readushort(f)+1 + end + before=readcoveragearray(f,tableoffset,before,true) + current=readcoveragearray(f,tableoffset,current,true) + after=readcoveragearray(f,tableoffset,after,true) + return { + format="coverage", + rules={ + { + before=before, + current=current, + after=after, + lookups=lookups, + } + } + } + else + report("unsupported subtype %a in %a %s",subtype,"chainedcontext",what) + end +end +local function extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,types,handlers,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local lookuptype=types[readushort(f)] + local faroffset=readulong(f) + local handler=handlers[lookuptype] + if handler then + return handler(f,fontdata,lookupid,tableoffset+faroffset,0,glyphs,nofglyphs),lookuptype else - make_1(present,v,name.."_"..k) + report("no handler for lookuptype %a subtype %a in %s %s",lookuptype,subtype,what,"extension") end - end -end -local function make_2(present,tfmdata,characters,tree,name,preceding,unicode,done,lookuptags,lookupname) - for k,v in next,tree do - if k=="ligature" then - local character=characters[preceding] - if not character then - if trace_baseinit then - report_prepare("weird ligature in lookup %a, current %C, preceding %C",lookuptags[lookupname],v,preceding) - end - character=makefake(tfmdata,name,present) + else + report("unsupported subtype %a in %s %s",subtype,what,"extension") + end +end +function gsubhandlers.single(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local delta=readshort(f) + local coverage=readcoverage(f,tableoffset+coverage) + for index in next,coverage do + local newindex=index+delta + if index>nofglyphs or newindex>nofglyphs then + report("invalid index in %s format %i: %i -> %i (max %i)","single",subtype,index,newindex,nofglyphs) + coverage[index]=nil + else + coverage[index]=newindex end - local ligatures=character.ligatures - if ligatures then - ligatures[unicode]={ char=v } + end + return { + coverage=coverage + } + elseif subtype==2 then + local coverage=readushort(f) + local nofreplacements=readushort(f) + local replacements={} + for i=1,nofreplacements do + replacements[i]=readushort(f) + end + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + newindex=newindex+1 + if index>nofglyphs or newindex>nofglyphs then + report("invalid index in %s format %i: %i -> %i (max %i)","single",subtype,index,newindex,nofglyphs) + coverage[index]=nil else - character.ligatures={ [unicode]={ char=v } } + coverage[index]=replacements[newindex] end - if done then - local d=done[lookupname] - if not d then - done[lookupname]={ "dummy",v } - else - d[#d+1]=v - end + end + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a substitution",subtype,"single") + end +end +local function sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local nofsequence=readushort(f) + local sequences={} + for i=1,nofsequence do + sequences[i]=readushort(f) + end + for i=1,nofsequence do + setposition(f,tableoffset+sequences[i]) + local n=readushort(f) + local s={} + for i=1,n do + s[i]=readushort(f) end - else - local code=present[name] or unicode - local name=name.."_"..k - make_2(present,tfmdata,characters,v,name,code,k,done,lookuptags,lookupname) + sequences[i]=s end - end -end -local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local changed=tfmdata.changed - local lookuphash=resources.lookuphash - local lookuptypes=resources.lookuptypes - local lookuptags=resources.lookuptags - local ligatures={} - local alternate=tonumber(value) or true and 1 - local defaultalt=otf.defaultbasealternate - local trace_singles=trace_baseinit and trace_singles - local trace_alternatives=trace_baseinit and trace_alternatives - local trace_ligatures=trace_baseinit and trace_ligatures - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookupdata=lookuphash[lookupname] - local lookuptype=lookuptypes[lookupname] - for unicode,data in next,lookupdata do - if lookuptype=="substitution" then - if trace_singles then - report_substitution(feature,lookuptags,lookupname,descriptions,unicode,data) - end - changed[unicode]=data - elseif lookuptype=="alternate" then - local replacement=data[alternate] - if replacement then - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"normal") - end - elseif defaultalt=="first" then - replacement=data[1] - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - elseif defaultalt=="last" then - replacement=data[#data] - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - else - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"unknown") + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + newindex=newindex+1 + if index>nofglyphs or newindex>nofglyphs then + report("invalid index in %s format %i: %i -> %i (max %i)",what,subtype,index,newindex,nofglyphs) + coverage[index]=nil + else + coverage[index]=sequences[newindex] + end + end + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a substitution",subtype,what) + end +end +function gsubhandlers.multiple(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"multiple") +end +function gsubhandlers.alternate(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"alternate") +end +function gsubhandlers.ligature(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local nofsets=readushort(f) + local ligatures={} + for i=1,nofsets do + ligatures[i]=readushort(f) + end + for i=1,nofsets do + local offset=lookupoffset+offset+ligatures[i] + setposition(f,offset) + local n=readushort(f) + local l={} + for i=1,n do + l[i]=offset+readushort(f) + end + ligatures[i]=l + end + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + local hash={} + local ligatures=ligatures[newindex+1] + for i=1,#ligatures do + local offset=ligatures[i] + setposition(f,offset) + local lig=readushort(f) + local cnt=readushort(f) + local hsh=hash + for i=2,cnt do + local c=readushort(f) + local h=hsh[c] + if not h then + h={} + hsh[c]=h end + hsh=h end - elseif lookuptype=="ligature" then - ligatures[#ligatures+1]={ unicode,data,lookupname } - if trace_ligatures then - report_ligature(feature,lookuptags,lookupname,descriptions,unicode,data) - end + hsh.ligature=lig end + coverage[index]=hash end - end - local nofligatures=#ligatures - if nofligatures>0 then - local characters=tfmdata.characters - local present={} - local done=trace_baseinit and trace_ligatures and {} - for i=1,nofligatures do - local ligature=ligatures[i] - local unicode,tree=ligature[1],ligature[2] - make_1(present,tree,"ctx_"..unicode) + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a substitution",subtype,"ligature") + end +end +function gsubhandlers.context(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"substitution"),"context" +end +function gsubhandlers.chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"substitution"),"chainedcontext" +end +function gsubhandlers.extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,gsubtypes,gsubhandlers,"substitution") +end +function gsubhandlers.reversechainedcontextsingle(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local current=readfirst(f) + local before=readarray(f) + local after=readarray(f) + local replacements=readarray(f) + current=readcoveragearray(f,tableoffset,current,true) + before=readcoveragearray(f,tableoffset,before,true) + after=readcoveragearray(f,tableoffset,after,true) + return { + coverage={ + format="reversecoverage", + before=before, + current=current, + after=after, + replacements=replacements, + } + },"reversechainedcontextsingle" + else + report("unsupported subtype %a in %a substitution",subtype,"reversechainedcontextsingle") + end +end +local function readpairsets(f,tableoffset,sets,format1,format2) + local done={} + for i=1,#sets do + local offset=sets[i] + local reused=done[offset] + if not reused then + setposition(f,tableoffset+offset) + local n=readushort(f) + reused={} + for i=1,n do + reused[i]={ + readushort(f), + readposition(f,format1), + readposition(f,format2) + } + end + done[offset]=reused end - for i=1,nofligatures do - local ligature=ligatures[i] - local unicode,tree,lookupname=ligature[1],ligature[2],ligature[3] - make_2(present,tfmdata,characters,tree,"ctx_"..unicode,unicode,unicode,done,lookuptags,lookupname) + sets[i]=reused + end + return sets +end +local function readpairclasssets(f,nofclasses1,nofclasses2,format1,format2) + local classlist1={} + for i=1,nofclasses1 do + local classlist2={} + classlist1[i]=classlist2 + for j=1,nofclasses2 do + local one=readposition(f,format1) + local two=readposition(f,format2) + if one or two then + classlist2[j]={ one,two } + else + classlist2[j]=false + end end end + return classlist1 end -local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local properties=tfmdata.properties - local lookuphash=resources.lookuphash - local lookuptags=resources.lookuptags - local traceindeed=trace_baseinit and trace_kerns - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookupdata=lookuphash[lookupname] - for unicode,data in next,lookupdata do - local character=characters[unicode] - local kerns=character.kerns - if not kerns then - kerns={} - character.kerns=kerns - end - if traceindeed then - for otherunicode,kern in next,data do - if not kerns[otherunicode] and kern~=0 then - kerns[otherunicode]=kern - report_kern(feature,lookuptags,lookup,descriptions,unicode,otherunicode,kern) +function gposhandlers.single(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local format=readushort(f) + local value=readposition(f,format) + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + coverage[index]=value + end + return { + format="pair", + coverage=coverage + } + elseif subtype==2 then + local coverage=readushort(f) + local format=readushort(f) + local values={} + local nofvalues=readushort(f) + for i=1,nofvalues do + values[i]=readposition(f,format) + end + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + coverage[index]=values[newindex+1] + end + return { + format="pair", + coverage=coverage + } + else + report("unsupported subtype %a in %a positioning",subtype,"single") + end +end +function gposhandlers.pair(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local format1=readushort(f) + local format2=readushort(f) + local sets=readarray(f) + sets=readpairsets(f,tableoffset,sets,format1,format2) + coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + local set=sets[newindex+1] + local hash={} + for i=1,#set do + local value=set[i] + if value then + local other=value[1] + local first=value[2] + local second=value[3] + if first or second then + hash[other]={ first,second } + else + hash[other]=nil end end - else - for otherunicode,kern in next,data do - if not kerns[otherunicode] and kern~=0 then - kerns[otherunicode]=kern + end + coverage[index]=hash + end + return { + format="pair", + coverage=coverage + } + elseif subtype==2 then + local coverage=readushort(f) + local format1=readushort(f) + local format2=readushort(f) + local classdef1=readushort(f) + local classdef2=readushort(f) + local nofclasses1=readushort(f) + local nofclasses2=readushort(f) + local classlist=readpairclasssets(f,nofclasses1,nofclasses2,format1,format2) + coverage=readcoverage(f,tableoffset+coverage) + classdef1=readclassdef(f,tableoffset+classdef1) + classdef2=readclassdef(f,tableoffset+classdef2) + local usedcoverage={} + for g1,c1 in next,classdef1 do + if coverage[g1] then + local l1=classlist[c1] + if l1 then + local hash={} + for paired,class in next,classdef2 do + local offsets=l1[class] + if offsets then + local first=offsets[1] + local second=offsets[2] + if first or second then + hash[paired]={ first,second } + else + end + end + end + usedcoverage[g1]=hash + end + end + end + return { + format="pair", + coverage=usedcoverage + } + elseif subtype==3 then + report("yet unsupported subtype %a in %a positioning",subtype,"pair") + else + report("unsupported subtype %a in %a positioning",subtype,"pair") + end +end +function gposhandlers.cursive(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=tableoffset+readushort(f) + local nofrecords=readushort(f) + local records={} + for i=1,nofrecords do + local entry=readushort(f) + local exit=readushort(f) + records[i]={ + entry=entry~=0 and (tableoffset+entry) or false, + exit=exit~=0 and (tableoffset+exit ) or false, + } + end + coverage=readcoverage(f,coverage) + for i=1,nofrecords do + local r=records[i] + records[i]={ + 1, + readanchor(f,r.entry) or nil, + readanchor(f,r.exit ) or nil, + } + end + for index,newindex in next,coverage do + coverage[index]=records[newindex+1] + end + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a positioning",subtype,"cursive") + end +end +local function handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,ligature) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local markcoverage=tableoffset+readushort(f) + local basecoverage=tableoffset+readushort(f) + local nofclasses=readushort(f) + local markoffset=tableoffset+readushort(f) + local baseoffset=tableoffset+readushort(f) + local markcoverage=readcoverage(f,markcoverage) + local basecoverage=readcoverage(f,basecoverage,true) + setposition(f,markoffset) + local markclasses={} + local nofmarkclasses=readushort(f) + local lastanchor=fontdata.lastanchor or 0 + local usedanchors={} + for i=1,nofmarkclasses do + local class=readushort(f)+1 + local offset=readushort(f) + if offset==0 then + markclasses[i]=false + else + markclasses[i]={ class,markoffset+offset } + end + usedanchors[class]=true + end + for i=1,nofmarkclasses do + local mc=markclasses[i] + if mc then + mc[2]=readanchor(f,mc[2]) + end + end + setposition(f,baseoffset) + local nofbaserecords=readushort(f) + local baserecords={} + if ligature then + for i=1,nofbaserecords do + local offset=readushort(f) + if offset==0 then + baserecords[i]=false + else + baserecords[i]=baseoffset+offset + end + end + for i=1,nofbaserecords do + local recordoffset=baserecords[i] + if recordoffset then + setposition(f,recordoffset) + local nofcomponents=readushort(f) + local components={} + for i=1,nofcomponents do + local classes={} + for i=1,nofclasses do + local offset=readushort(f) + if offset~=0 then + classes[i]=recordoffset+offset + else + classes[i]=false + end + end + components[i]=classes + end + baserecords[i]=components + end + end + local baseclasses={} + for i=1,nofclasses do + baseclasses[i]={} + end + for i=1,nofbaserecords do + local components=baserecords[i] + local b=basecoverage[i] + if components then + for c=1,#components do + local classes=components[i] + if classes then + for i=1,nofclasses do + local anchor=readanchor(f,classes[i]) + local bclass=baseclasses[i] + local bentry=bclass[b] + if bentry then + bentry[c]=anchor + else + bclass[b]={ [c]=anchor } + end + end + end + components[i]=classes + end + end + end + for index,newindex in next,markcoverage do + markcoverage[index]=markclasses[newindex+1] or nil + end + return { + format="ligature", + baseclasses=baseclasses, + coverage=markcoverage, + } + else + for i=1,nofbaserecords do + local r={} + for j=1,nofclasses do + local offset=readushort(f) + if offset==0 then + r[j]=false + else + r[j]=baseoffset+offset + end + end + baserecords[i]=r + end + local baseclasses={} + for i=1,nofclasses do + baseclasses[i]={} + end + for i=1,nofbaserecords do + local r=baserecords[i] + local b=basecoverage[i] + for j=1,nofclasses do + baseclasses[j][b]=readanchor(f,r[j]) + end + end + for index,newindex in next,markcoverage do + markcoverage[index]=markclasses[newindex+1] or nil + end + return { + format="base", + baseclasses=baseclasses, + coverage=markcoverage, + } + end + else + report("unsupported subtype %a in",subtype) + end +end +function gposhandlers.marktobase(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) +end +function gposhandlers.marktoligature(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,true) +end +function gposhandlers.marktomark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) +end +function gposhandlers.context(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"positioning"),"context" +end +function gposhandlers.chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"positioning"),"chainedcontext" +end +function gposhandlers.extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,gpostypes,gposhandlers,"positioning") +end +do + local plugins={} + function plugins.size(f,fontdata,tableoffset,parameters) + if not fontdata.designsize then + setposition(f,tableoffset+parameters) + local designsize=readushort(f) + if designsize>0 then + fontdata.designsize=designsize + skipshort(f,2) + fontdata.minsize=readushort(f) + fontdata.maxsize=readushort(f) + end + end + end + local function reorderfeatures(fontdata,scripts,features) + local scriptlangs={} + local featurehash={} + local featureorder={} + for script,languages in next,scripts do + for language,record in next,languages do + local hash={} + local list=record.featureindices + for k=1,#list do + local index=list[k] + local feature=features[index] + local lookups=feature.lookups + local tag=feature.tag + if tag then + hash[tag]=true + end + if lookups then + for i=1,#lookups do + local lookup=lookups[i] + local o=featureorder[lookup] + if o then + local okay=true + for i=1,#o do + if o[i]==tag then + okay=false + break + end + end + if okay then + o[#o+1]=tag + end + else + featureorder[lookup]={ tag } + end + local f=featurehash[lookup] + if f then + local h=f[tag] + if h then + local s=h[script] + if s then + s[language]=true + else + h[script]={ [language]=true } + end + else + f[tag]={ [script]={ [language]=true } } + end + else + featurehash[lookup]={ [tag]={ [script]={ [language]=true } } } + end + local h=scriptlangs[tag] + if h then + local s=h[script] + if s then + s[language]=true + else + h[script]={ [language]=true } + end + else + scriptlangs[tag]={ [script]={ [language]=true } } + end + end + end + end + end + end + return scriptlangs,featurehash,featureorder + end + local function readscriplan(f,fontdata,scriptoffset) + setposition(f,scriptoffset) + local nofscripts=readushort(f) + local scripts={} + for i=1,nofscripts do + scripts[readtag(f)]=scriptoffset+readushort(f) + end + local languagesystems=setmetatableindex("table") + for script,offset in next,scripts do + setposition(f,offset) + local defaultoffset=readushort(f) + local noflanguages=readushort(f) + local languages={} + if defaultoffset>0 then + languages.dflt=languagesystems[offset+defaultoffset] + end + for i=1,noflanguages do + local language=readtag(f) + local offset=offset+readushort(f) + languages[language]=languagesystems[offset] + end + scripts[script]=languages + end + for offset,usedfeatures in next,languagesystems do + if offset>0 then + setposition(f,offset) + local featureindices={} + usedfeatures.featureindices=featureindices + usedfeatures.lookuporder=readushort(f) + usedfeatures.requiredindex=readushort(f) + local noffeatures=readushort(f) + for i=1,noffeatures do + featureindices[i]=readushort(f)+1 + end + end + end + return scripts + end + local function readfeatures(f,fontdata,featureoffset) + setposition(f,featureoffset) + local features={} + local noffeatures=readushort(f) + for i=1,noffeatures do + features[i]={ + tag=readtag(f), + offset=readushort(f) + } + end + for i=1,noffeatures do + local feature=features[i] + local offset=featureoffset+feature.offset + setposition(f,offset) + local parameters=readushort(f) + local noflookups=readushort(f) + if noflookups>0 then + local lookups={} + feature.lookups=lookups + for j=1,noflookups do + lookups[j]=readushort(f)+1 + end + end + if parameters>0 then + feature.parameters=parameters + local plugin=plugins[feature.tag] + if plugin then + plugin(f,fontdata,offset,parameters) + end + end + end + return features + end + local function readlookups(f,lookupoffset,lookuptypes,featurehash,featureorder) + setposition(f,lookupoffset) + local lookups={} + local noflookups=readushort(f) + for i=1,noflookups do + lookups[i]=readushort(f) + end + for lookupid=1,noflookups do + local index=lookups[lookupid] + setposition(f,lookupoffset+index) + local subtables={} + local typebits=readushort(f) + local flagbits=readushort(f) + local lookuptype=lookuptypes[typebits] + local lookupflags=lookupflags[flagbits] + local nofsubtables=readushort(f) + for j=1,nofsubtables do + local offset=readushort(f) + subtables[j]=offset+index + end + local markclass=bittest(flagbits,0x0010) + if markclass then + markclass=readushort(f) + end + local markset=rshift(flagbits,8) + if markset>0 then + markclass=markset + end + lookups[lookupid]={ + type=lookuptype, + flags=lookupflags, + name=lookupid, + subtables=subtables, + markclass=markclass, + features=featurehash[lookupid], + order=featureorder[lookupid], + } + end + return lookups + end + local function readscriptoffsets(f,fontdata,tableoffset) + if not tableoffset then + return + end + setposition(f,tableoffset) + local version=readulong(f) + if version~=0x00010000 then + report("table version %a of %a is not supported (yet), maybe font %s is bad",version,what,fontdata.filename) + return + end + return tableoffset+readushort(f),tableoffset+readushort(f),tableoffset+readushort(f) + end + local f_lookupname=formatters["%s_%s_%s"] + local function resolvelookups(f,lookupoffset,fontdata,lookups,lookuptypes,lookuphandlers,what) + local sequences=fontdata.sequences or {} + local sublookuplist=fontdata.sublookups or {} + fontdata.sequences=sequences + fontdata.sublookups=sublookuplist + local nofsublookups=#sublookuplist + local nofsequences=#sequences + local lastsublookup=nofsublookups + local lastsequence=nofsequences + local lookupnames=lookupnames[what] + local sublookuphash={} + local sublookupcheck={} + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs or #glyphs + local noflookups=#lookups + local lookupprefix=sub(what,2,2) + for lookupid=1,noflookups do + local lookup=lookups[lookupid] + local lookuptype=lookup.type + local subtables=lookup.subtables + local features=lookup.features + local handler=lookuphandlers[lookuptype] + if handler then + local nofsubtables=#subtables + local order=lookup.order + local flags=lookup.flags + if flags[1] then flags[1]="mark" end + if flags[2] then flags[2]="ligature" end + if flags[3] then flags[3]="base" end + local markclass=lookup.markclass + if nofsubtables>0 then + local steps={} + local nofsteps=0 + local oldtype=nil + for s=1,nofsubtables do + local step,lt=handler(f,fontdata,lookupid,lookupoffset,subtables[s],glyphs,nofglyphs) + if lt then + lookuptype=lt + if oldtype and lt~=oldtype then + report("messy %s lookup type %a and %a",what,lookuptype,oldtype) + end + oldtype=lookuptype + end + if not step then + report("unsupported %s lookup type %a",what,lookuptype) + else + nofsteps=nofsteps+1 + steps[nofsteps]=step + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local before=rule.before + local current=rule.current + local after=rule.after + if before then + for i=1,#before do + before[i]=tohash(before[i]) + end + rule.before=reversed(before) + end + if current then + for i=1,#current do + current[i]=tohash(current[i]) + end + end + if after then + for i=1,#after do + after[i]=tohash(after[i]) + end + end + end + end + end + end + if nofsteps~=nofsubtables then + report("bogus subtables removed in %s lookup type %a",what,lookuptype) + end + lookuptype=lookupnames[lookuptype] or lookuptype + if features then + nofsequences=nofsequences+1 + local l={ + index=nofsequences, + name=f_lookupname(lookupprefix,"s",lookupid+lookupidoffset), + steps=steps, + nofsteps=nofsteps, + type=lookuptype, + markclass=markclass or nil, + flags=flags, + order=order, + features=features, + } + sequences[nofsequences]=l + lookup.done=l + else + nofsublookups=nofsublookups+1 + local l={ + index=nofsublookups, + name=f_lookupname(lookupprefix,"l",lookupid+lookupidoffset), + steps=steps, + nofsteps=nofsteps, + type=lookuptype, + markclass=markclass or nil, + flags=flags, + } + sublookuplist[nofsublookups]=l + sublookuphash[lookupid]=nofsublookups + sublookupcheck[lookupid]=0 + lookup.done=l + end + else + report("no subtables for lookup %a",lookupid) + end + else + report("no handler for lookup %a with type %a",lookupid,lookuptype) + end + end + local reported={} + for i=lastsequence+1,nofsequences do + local sequence=sequences[i] + local steps=sequence.steps + for i=1,#steps do + local step=steps[i] + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local rlookups=rule.lookups + if not rlookups then + local name=sequence.name + if not reported[name] then + report("rule %i in %s lookup %a has %s lookups",i,what,name,"no") + reported[name]=true + end + elseif not next(rlookups) then + local name=sequence.name + if not reported[name] then + report("rule %i in %s lookup %a has %s lookups",i,what,name,"empty") + reported[name]=true + end + rule.lookups=nil + else + for index,lookupid in sortedhash(rlookups) do + local h=sublookuphash[lookupid] + if not h then + nofsublookups=nofsublookups+1 + local d=lookups[lookupid].done + h={ + index=nofsublookups, + name=f_lookupname(lookupprefix,"d",lookupid+lookupidoffset), + derived=true, + steps=d.steps, + nofsteps=d.nofsteps, + type=d.lookuptype, + markclass=d.markclass or nil, + flags=d.flags, + } + sublookuplist[nofsublookups]=h + sublookuphash[lookupid]=nofsublookups + sublookupcheck[lookupid]=1 + else + sublookupcheck[lookupid]=sublookupcheck[lookupid]+1 + end + rlookups[index]=h + end + end + end + end + end + end + for i,n in sortedhash(sublookupcheck) do + local l=lookups[i] + local t=l.type + if n==0 and t~="extension" then + local d=l.done + report("%s lookup %s of type %a is not used",what,d and d.name or l.name,t) + end + end + end + local function readscripts(f,fontdata,what,lookuptypes,lookuphandlers,lookupstoo) + local datatable=fontdata.tables[what] + if not datatable then + return + end + local tableoffset=datatable.offset + if not tableoffset then + return + end + local scriptoffset,featureoffset,lookupoffset=readscriptoffsets(f,fontdata,tableoffset) + if not scriptoffset then + return + end + local scripts=readscriplan(f,fontdata,scriptoffset) + local features=readfeatures(f,fontdata,featureoffset) + local scriptlangs,featurehash,featureorder=reorderfeatures(fontdata,scripts,features) + if fontdata.features then + fontdata.features[what]=scriptlangs + else + fontdata.features={ [what]=scriptlangs } + end + if not lookupstoo then + return + end + local lookups=readlookups(f,lookupoffset,lookuptypes,featurehash,featureorder) + if lookups then + resolvelookups(f,lookupoffset,fontdata,lookups,lookuptypes,lookuphandlers,what) + end + end + local function checkkerns(f,fontdata,specification) + local datatable=fontdata.tables.kern + if not datatable then + return + end + local features=fontdata.features + local gposfeatures=features and features.gpos + local name + if not gposfeatures or not gposfeatures.kern then + name="kern" + elseif specification.globalkerns then + name="globalkern" + else + report("ignoring global kern table using gpos kern feature") + return + end + report("adding global kern table as gpos feature %a",name) + setposition(f,datatable.offset) + local version=readushort(f) + local noftables=readushort(f) + local kerns=setmetatableindex("table") + for i=1,noftables do + local version=readushort(f) + local length=readushort(f) + local coverage=readushort(f) + local format=bit32.rshift(coverage,8) + if format==0 then + local nofpairs=readushort(f) + local searchrange=readushort(f) + local entryselector=readushort(f) + local rangeshift=readushort(f) + for i=1,nofpairs do + kerns[readushort(f)][readushort(f)]=readfword(f) + end + elseif format==2 then + else + end + end + local feature={ dflt={ dflt=true } } + if not features then + fontdata.features={ gpos={ [name]=feature } } + elseif not gposfeatures then + fontdata.features.gpos={ [name]=feature } + else + gposfeatures[name]=feature + end + local sequences=fontdata.sequences + if not sequences then + sequences={} + fontdata.sequences=sequences + end + local nofsequences=#sequences+1 + sequences[nofsequences]={ + index=nofsequences, + name=name, + steps={ + { + coverage=kerns, + format="kern", + }, + }, + nofsteps=1, + type="gpos_pair", + flags={ false,false,false,false }, + order={ name }, + features={ [name]=feature }, + } + end + function readers.gsub(f,fontdata,specification) + if specification.details then + readscripts(f,fontdata,"gsub",gsubtypes,gsubhandlers,specification.lookups) + end + end + function readers.gpos(f,fontdata,specification) + if specification.details then + readscripts(f,fontdata,"gpos",gpostypes,gposhandlers,specification.lookups) + if specification.lookups then + checkkerns(f,fontdata,specification) + end + end + end +end +function readers.gdef(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.gdef + if datatable then + local tableoffset=datatable.offset + setposition(f,tableoffset) + local version=readulong(f) + local classoffset=tableoffset+readushort(f) + local attachmentoffset=tableoffset+readushort(f) + local ligaturecarets=tableoffset+readushort(f) + local markclassoffset=tableoffset+readushort(f) + local marksetsoffset=version==0x00010002 and (tableoffset+readushort(f)) + local glyphs=fontdata.glyphs + local marks={} + local markclasses=setmetatableindex("table") + local marksets=setmetatableindex("table") + fontdata.marks=marks + fontdata.markclasses=markclasses + fontdata.marksets=marksets + setposition(f,classoffset) + local classformat=readushort(f) + if classformat==1 then + local firstindex=readushort(f) + local lastindex=firstindex+readushort(f)-1 + for index=firstindex,lastindex do + local class=classes[readushort(f)] + if class=="mark" then + marks[index]=true + end + glyphs[index].class=class + end + elseif classformat==2 then + local nofranges=readushort(f) + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local class=classes[readushort(f)] + if class then + for index=firstindex,lastindex do + glyphs[index].class=class + if class=="mark" then + marks[index]=true + end + end + end + end + end + setposition(f,markclassoffset) + local classformat=readushort(f) + if classformat==1 then + local firstindex=readushort(f) + local lastindex=firstindex+readushort(f)-1 + for index=firstindex,lastindex do + markclasses[readushort(f)][index]=true + end + elseif classformat==2 then + local nofranges=readushort(f) + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local class=markclasses[readushort(f)] + for index=firstindex,lastindex do + class[index]=true + end + end + end + if marksetsoffset then + setposition(f,marksetsoffset) + local format=readushort(f) + if format==1 then + local nofsets=readushort(f) + local sets={} + for i=1,nofsets do + sets[i]=readulong(f) + end + for i=1,nofsets do + local offset=sets[i] + if offset~=0 then + marksets[i]=readcoverage(f,marksetsoffset+offset) + end + end + end + end + end + end +end +local function readmathvalue(f) + local v=readshort(f) + skipshort(f,1) + return v +end +local function readmathconstants(f,fontdata,offset) + setposition(f,offset) + fontdata.mathconstants={ + ScriptPercentScaleDown=readshort(f), + ScriptScriptPercentScaleDown=readshort(f), + DelimitedSubFormulaMinHeight=readushort(f), + DisplayOperatorMinHeight=readushort(f), + MathLeading=readmathvalue(f), + AxisHeight=readmathvalue(f), + AccentBaseHeight=readmathvalue(f), + FlattenedAccentBaseHeight=readmathvalue(f), + SubscriptShiftDown=readmathvalue(f), + SubscriptTopMax=readmathvalue(f), + SubscriptBaselineDropMin=readmathvalue(f), + SuperscriptShiftUp=readmathvalue(f), + SuperscriptShiftUpCramped=readmathvalue(f), + SuperscriptBottomMin=readmathvalue(f), + SuperscriptBaselineDropMax=readmathvalue(f), + SubSuperscriptGapMin=readmathvalue(f), + SuperscriptBottomMaxWithSubscript=readmathvalue(f), + SpaceAfterScript=readmathvalue(f), + UpperLimitGapMin=readmathvalue(f), + UpperLimitBaselineRiseMin=readmathvalue(f), + LowerLimitGapMin=readmathvalue(f), + LowerLimitBaselineDropMin=readmathvalue(f), + StackTopShiftUp=readmathvalue(f), + StackTopDisplayStyleShiftUp=readmathvalue(f), + StackBottomShiftDown=readmathvalue(f), + StackBottomDisplayStyleShiftDown=readmathvalue(f), + StackGapMin=readmathvalue(f), + StackDisplayStyleGapMin=readmathvalue(f), + StretchStackTopShiftUp=readmathvalue(f), + StretchStackBottomShiftDown=readmathvalue(f), + StretchStackGapAboveMin=readmathvalue(f), + StretchStackGapBelowMin=readmathvalue(f), + FractionNumeratorShiftUp=readmathvalue(f), + FractionNumeratorDisplayStyleShiftUp=readmathvalue(f), + FractionDenominatorShiftDown=readmathvalue(f), + FractionDenominatorDisplayStyleShiftDown=readmathvalue(f), + FractionNumeratorGapMin=readmathvalue(f), + FractionNumeratorDisplayStyleGapMin=readmathvalue(f), + FractionRuleThickness=readmathvalue(f), + FractionDenominatorGapMin=readmathvalue(f), + FractionDenominatorDisplayStyleGapMin=readmathvalue(f), + SkewedFractionHorizontalGap=readmathvalue(f), + SkewedFractionVerticalGap=readmathvalue(f), + OverbarVerticalGap=readmathvalue(f), + OverbarRuleThickness=readmathvalue(f), + OverbarExtraAscender=readmathvalue(f), + UnderbarVerticalGap=readmathvalue(f), + UnderbarRuleThickness=readmathvalue(f), + UnderbarExtraDescender=readmathvalue(f), + RadicalVerticalGap=readmathvalue(f), + RadicalDisplayStyleVerticalGap=readmathvalue(f), + RadicalRuleThickness=readmathvalue(f), + RadicalExtraAscender=readmathvalue(f), + RadicalKernBeforeDegree=readmathvalue(f), + RadicalKernAfterDegree=readmathvalue(f), + RadicalDegreeBottomRaisePercent=readshort(f), + } +end +local function readmathglyphinfo(f,fontdata,offset) + setposition(f,offset) + local italics=readushort(f) + local accents=readushort(f) + local extensions=readushort(f) + local kerns=readushort(f) + local glyphs=fontdata.glyphs + if italics~=0 then + setposition(f,offset+italics) + local coverage=readushort(f) + local nofglyphs=readushort(f) + coverage=readcoverage(f,offset+italics+coverage,true) + setposition(f,offset+italics+4) + for i=1,nofglyphs do + local italic=readmathvalue(f) + if italic~=0 then + local glyph=glyphs[coverage[i]] + local math=glyph.math + if not math then + glyph.math={ italic=italic } + else + math.italic=italic + end + end + end + fontdata.hasitalics=true + end + if accents~=0 then + setposition(f,offset+accents) + local coverage=readushort(f) + local nofglyphs=readushort(f) + coverage=readcoverage(f,offset+accents+coverage,true) + setposition(f,offset+accents+4) + for i=1,nofglyphs do + local accent=readmathvalue(f) + if accent~=0 then + local glyph=glyphs[coverage[i]] + local math=glyph.math + if not math then + glyph.math={ accent=accent } + else + math.accent=accent + end + end + end + end + if extensions~=0 then + setposition(f,offset+extensions) + end + if kerns~=0 then + local kernoffset=offset+kerns + setposition(f,kernoffset) + local coverage=readushort(f) + local nofglyphs=readushort(f) + if nofglyphs>0 then + local function get(offset) + setposition(f,kernoffset+offset) + local n=readushort(f) + if n>0 then + local l={} + for i=1,n do + l[i]={ height=readmathvalue(f) } + end + for i=1,n do + l[i].kern=readmathvalue(f) + end + l[n+1]={ kern=readmathvalue(f) } + return l + end + end + local kernsets={} + for i=1,nofglyphs do + local topright=readushort(f) + local topleft=readushort(f) + local bottomright=readushort(f) + local bottomleft=readushort(f) + kernsets[i]={ + topright=topright~=0 and topright or nil, + topleft=topleft~=0 and topleft or nil, + bottomright=bottomright~=0 and bottomright or nil, + bottomleft=bottomleft~=0 and bottomleft or nil, + } + end + coverage=readcoverage(f,kernoffset+coverage,true) + for i=1,nofglyphs do + local kernset=kernsets[i] + if next(kernset) then + local k=kernset.topright if k then kernset.topright=get(k) end + local k=kernset.topleft if k then kernset.topleft=get(k) end + local k=kernset.bottomright if k then kernset.bottomright=get(k) end + local k=kernset.bottomleft if k then kernset.bottomleft=get(k) end + if next(kernset) then + local glyph=glyphs[coverage[i]] + local math=glyph.math + if not math then + glyph.math={ kerns=kernset } + else + math.kerns=kernset + end + end + end + end + end + end +end +local function readmathvariants(f,fontdata,offset) + setposition(f,offset) + local glyphs=fontdata.glyphs + local minoverlap=readushort(f) + local vcoverage=readushort(f) + local hcoverage=readushort(f) + local vnofglyphs=readushort(f) + local hnofglyphs=readushort(f) + local vconstruction={} + local hconstruction={} + for i=1,vnofglyphs do + vconstruction[i]=readushort(f) + end + for i=1,hnofglyphs do + hconstruction[i]=readushort(f) + end + fontdata.mathconstants.MinConnectorOverlap=minoverlap + local function get(offset,coverage,nofglyphs,construction,kvariants,kparts,kitalic) + if coverage~=0 and nofglyphs>0 then + local coverage=readcoverage(f,offset+coverage,true) + for i=1,nofglyphs do + local c=construction[i] + if c~=0 then + local index=coverage[i] + local glyph=glyphs[index] + local math=glyph.math + setposition(f,offset+c) + local assembly=readushort(f) + local nofvariants=readushort(f) + if nofvariants>0 then + local variants,v=nil,0 + for i=1,nofvariants do + local variant=readushort(f) + if variant==index then + elseif variants then + v=v+1 + variants[v]=variant + else + v=1 + variants={ variant } + end + skipshort(f) + end + if not variants then + elseif not math then + math={ [kvariants]=variants } + glyph.math=math + else + math[kvariants]=variants + end + end + if assembly~=0 then + setposition(f,offset+c+assembly) + local italic=readmathvalue(f) + local nofparts=readushort(f) + local parts={} + for i=1,nofparts do + local p={ + glyph=readushort(f), + start=readushort(f), + ["end"]=readushort(f), + advance=readushort(f), + } + local flags=readushort(f) + if bittest(flags,0x0001) then + p.extender=1 + end + parts[i]=p + end + if not math then + math={ + [kparts]=parts + } + glyph.math=math + else + math[kparts]=parts + end + if italic and italic~=0 then + math[kitalic]=italic + end + end + end + end + end + end + get(offset,vcoverage,vnofglyphs,vconstruction,"vvariants","vparts","vitalic") + get(offset,hcoverage,hnofglyphs,hconstruction,"hvariants","hparts","hitalic") +end +function readers.math(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.math + if datatable then + local tableoffset=datatable.offset + setposition(f,tableoffset) + local version=readulong(f) + if version~=0x00010000 then + report("table version %a of %a is not supported (yet), maybe font %s is bad",version,what,fontdata.filename) + return + end + local constants=readushort(f) + local glyphinfo=readushort(f) + local variants=readushort(f) + if constants==0 then + report("the math table of %a has no constants",fontdata.filename) + else + readmathconstants(f,fontdata,tableoffset+constants) + end + if glyphinfo~=0 then + readmathglyphinfo(f,fontdata,tableoffset+glyphinfo) + end + if variants~=0 then + readmathvariants(f,fontdata,tableoffset+variants) + end + end + end +end + +end -- closure + +do -- begin closure to overcome local limits and interference + +if not modules then modules={} end modules ['font-oup']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local next,type=next,type +local P,R,S=lpeg.P,lpeg.R,lpeg.S +local lpegmatch=lpeg.match +local insert,remove,copy=table.insert,table.remove,table.copy +local formatters=string.formatters +local sortedkeys=table.sortedkeys +local sortedhash=table.sortedhash +local tohash=table.tohash +local report=logs.reporter("otf reader") +local trace_markwidth=false trackers.register("otf.markwidth",function(v) trace_markwidth=v end) +local readers=fonts.handlers.otf.readers +local privateoffset=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 +local f_private=formatters["P%05X"] +local f_unicode=formatters["U%05X"] +local f_index=formatters["I%05X"] +local f_character_y=formatters["%C"] +local f_character_n=formatters["[ %C ]"] +local doduplicates=true +local function replaced(list,index,replacement) + if type(list)=="number" then + return replacement + elseif type(replacement)=="table" then + local t={} + local n=index-1 + for i=1,n do + t[i]=list[i] + end + for i=1,#replacement do + n=n+1 + t[n]=replacement[i] + end + for i=index+1,#list do + n=n+1 + t[n]=list[i] + end + else + list[index]=replacement + return list + end +end +local function unifyresources(fontdata,indices) + local descriptions=fontdata.descriptions + local resources=fontdata.resources + if not descriptions or not resources then + return + end + local variants=fontdata.resources.variants + if variants then + for selector,unicodes in next,variants do + for unicode,index in next,unicodes do + unicodes[unicode]=indices[index] + end + end + end + local function remark(marks) + if marks then + local newmarks={} + for k,v in next,marks do + local u=indices[k] + if u then + newmarks[u]=v + else + report("discarding mark %i",k) + end + end + return newmarks + end + end + local marks=resources.marks + if marks then + resources.marks=remark(marks) + end + local markclasses=resources.markclasses + if markclasses then + for class,marks in next,markclasses do + markclasses[class]=remark(marks) + end + end + local marksets=resources.marksets + if marksets then + for class,marks in next,marksets do + marksets[class]=remark(marks) + end + end + local done={} + local duplicates=doduplicates and resources.duplicates + if duplicates and not next(duplicates) then + duplicates=false + end + local function recover(cover) + for i=1,#cover do + local c=cover[i] + if not done[c] then + local t={} + for k,v in next,c do + t[indices[k]]=v + end + cover[i]=t + done[c]=d + end + end + end + local function recursed(c) + local t={} + for g,d in next,c do + if type(d)=="table" then + t[indices[g]]=recursed(d) + else + t[g]=indices[d] + end + end + return t + end + local function unifythem(sequences) + if not sequences then + return + end + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local features=sequence.features + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gsub_single" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + local ug1=indices[g1] + local ud1=indices[d1] + t1[ug1]=ud1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=ud1 + end + end + end + else + for g1,d1 in next,c do + t1[indices[g1]]=indices[d1] + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gpos_pair" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + for g1,d1 in next,c do + local t2=done[d1] + if not t2 then + t2={} + for g2,d2 in next,d1 do + t2[indices[g2]]=d2 + end + done[d1]=t2 + end + t1[indices[g1]]=t2 + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gsub_ligature" then + local c=step.coverage + if c then + step.coverage=recursed(c) + end + elseif kind=="gsub_alternate" or kind=="gsub_multiple" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + for i=1,#d1 do + d1[i]=indices[d1[i]] + end + local ug1=indices[g1] + t1[ug1]=d1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=copy(d1) + end + end + end + else + for g1,d1 in next,c do + for i=1,#d1 do + d1[i]=indices[d1[i]] + end + t1[indices[g1]]=d1 + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gpos_mark2base" or kind=="gpos_mark2mark" or kind=="gpos_mark2ligature" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + for g1,d1 in next,c do + t1[indices[g1]]=d1 + end + done[c]=t1 + end + step.coverage=t1 + end + local c=step.baseclasses + if c then + local t1=done[c] + if not t1 then + for g1,d1 in next,c do + local t2=done[d1] + if not t2 then + t2={} + for g2,d2 in next,d1 do + t2[indices[g2]]=d2 + end + done[d1]=t2 + end + c[g1]=t2 + end + done[c]=c + end + end + elseif kind=="gpos_single" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + local ug1=indices[g1] + t1[ug1]=d1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=d1 + end + end + end + else + for g1,d1 in next,c do + t1[indices[g1]]=d1 + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + local ug1=indices[g1] + t1[ug1]=d1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=copy(d1) + end + end + end + else + for g1,d1 in next,c do + t1[indices[g1]]=d1 + end + end + done[c]=t1 + end + step.coverage=t1 + end + end + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local before=rule.before if before then recover(before) end + local after=rule.after if after then recover(after) end + local current=rule.current if current then recover(current) end + local replacements=rule.replacements + if replacements then + if not done[replacements] then + local r={} + for k,v in next,replacements do + r[indices[k]]=indices[v] + end + rule.replacements=r + done[replacements]=r + end + end + end + end + end + end + end + end + unifythem(resources.sequences) + unifythem(resources.sublookups) +end +local function copyduplicates(fontdata) + if doduplicates then + local descriptions=fontdata.descriptions + local resources=fontdata.resources + local duplicates=resources.duplicates + if duplicates then + for u,d in next,duplicates do + local du=descriptions[u] + if du then + local t={ f_character_y(u),"@",f_index(du.index),"->" } + for u in next,d do + if descriptions[u] then + t[#t+1]=f_character_n(u) + else + local c=copy(du) + descriptions[u]=c + t[#t+1]=f_character_y(u) + end + end + report("duplicates: % t",t) + else + end + end + end + end +end +local ignore={ + ["notdef"]=true, + [".notdef"]=true, + ["null"]=true, + [".null"]=true, + ["nonmarkingreturn"]=true, +} +local function checklookups(fontdata,missing,nofmissing) + local descriptions=fontdata.descriptions + local resources=fontdata.resources + if missing and nofmissing and nofmissing<=0 then + return + end + local singles={} + local alternates={} + local ligatures={} + if not missing then + missing={} + nofmissing=0 + for u,d in next,descriptions do + if not d.unicode then + nofmissing=nofmissing+1 + missing[u]=true + end + end + end + local function collectthem(sequences) + if not sequences then + return + end + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gsub_single" then + local c=step.coverage + if c then + singles[#singles+1]=c + end + elseif kind=="gsub_alternate" then + local c=step.coverage + if c then + alternates[#alternates+1]=c + end + elseif kind=="gsub_ligature" then + local c=step.coverage + if c then + ligatures[#ligatures+1]=c + end + end + end + end + end + end + collectthem(resources.sequences) + collectthem(resources.sublookups) + local loops=0 + while true do + loops=loops+1 + local old=nofmissing + for i=1,#singles do + local c=singles[i] + for g1,g2 in next,c do + if missing[g1] then + local u2=descriptions[g2].unicode + if u2 then + missing[g1]=false + descriptions[g1].unicode=u2 + nofmissing=nofmissing-1 + end + end + if missing[g2] then + local u1=descriptions[g1].unicode + if u1 then + missing[g2]=false + descriptions[g2].unicode=u1 + nofmissing=nofmissing-1 + end + end + end + end + for i=1,#alternates do + local c=alternates[i] + for g1,d1 in next,c do + if missing[g1] then + for i=1,#d1 do + local g2=d1[i] + local u2=descriptions[g2].unicode + if u2 then + missing[g1]=false + descriptions[g1].unicode=u2 + nofmissing=nofmissing-1 + end + end + end + if not missing[g1] then + for i=1,#d1 do + local g2=d1[i] + if missing[g2] then + local u1=descriptions[g1].unicode + if u1 then + missing[g2]=false + descriptions[g2].unicode=u1 + nofmissing=nofmissing-1 + end + end + end + end + end + end + if nofmissing<=0 then + report("all done in %s loops",loops) + return + elseif old==nofmissing then + break + end + end + local t,n + local function recursed(c) + for g,d in next,c do + if g~="ligature" then + local u=descriptions[g].unicode + if u then + n=n+1 + t[n]=u + recursed(d) + n=n-1 + end + elseif missing[d] then + local l={} + local m=0 + for i=1,n do + local u=t[i] + if type(u)=="table" then + for i=1,#u do + m=m+1 + l[m]=u[i] + end + else + m=m+1 + l[m]=u + end + end + missing[d]=false + descriptions[d].unicode=l + nofmissing=nofmissing-1 + end + end + end + if nofmissing>0 then + t={} + n=0 + local loops=0 + while true do + loops=loops+1 + local old=nofmissing + for i=1,#ligatures do + recursed(ligatures[i]) + end + if nofmissing<=0 then + report("all done in %s loops",loops) + return + elseif old==nofmissing then + break + end + end + t=nil + n=0 + end + if nofmissing>0 then + local done={} + for i,r in next,missing do + if r then + local name=descriptions[i].name or f_index(i) + if not ignore[name] then + done[#done+1]=name + end + end + end + if #done>0 then + table.sort(done) + report("not unicoded: % t",done) + end + end +end +local function unifymissing(fontdata) + if not fonts.mappings then + require("font-map") + require("font-agl") + end + local unicodes={} + local private=fontdata.private + local resources=fontdata.resources + resources.unicodes=unicodes + for unicode,d in next,fontdata.descriptions do + if unicode0 then + report("%s bogus names removed (verbose unicode)",n) + end + if c>0 then + report("%s base class tags removed (default is base)",c) + end + end +end +function readers.rehash(fontdata,hashmethod) + if not (fontdata and fontdata.glyphs) then + return + end + if hashmethod=="indices" then + fontdata.hashmethod="indices" + elseif hashmethod=="names" then + fontdata.hashmethod="names" + local indices=unifyglyphs(fontdata,true) + unifyresources(fontdata,indices) + copyduplicates(fontdata) + unifymissing(fontdata) + else + fontdata.hashmethod="unicode" + local indices=unifyglyphs(fontdata) + unifyresources(fontdata,indices) + copyduplicates(fontdata) + unifymissing(fontdata) + stripredundant(fontdata) + end +end +function readers.checkhash(fontdata) + local hashmethod=fontdata.hashmethod + if hashmethod=="unicodes" then + fontdata.names=nil + elseif hashmethod=="names" and fontdata.names then + unifyresources(fontdata,fontdata.names) + copyduplicates(fontdata) + fontdata.hashmethod="unicode" + fontdata.names=nil + else + readers.rehash(fontdata,"unicode") + end +end +function readers.addunicodetable(fontdata) + local resources=fontdata.resources + local unicodes=resources.unicodes + if not unicodes then + local descriptions=fontdata.descriptions + if descriptions then + unicodes={} + resources.unicodes=unicodes + for u,d in next,descriptions do + local n=d.name + if n then + unicodes[n]=u + end + end + end + end +end +local concat,sort=table.concat,table.sort +local next,type,tostring=next,type,tostring +local criterium=1 +local threshold=0 +local trace_packing=false trackers.register("otf.packing",function(v) trace_packing=v end) +local trace_loading=false trackers.register("otf.loading",function(v) trace_loading=v end) +local report_otf=logs.reporter("fonts","otf loading") +local function tabstr_normal(t) + local s={} + local n=0 + for k,v in next,t do + n=n+1 + if type(v)=="table" then + s[n]=k..">"..tabstr_normal(v) + elseif v==true then + s[n]=k.."+" + elseif v then + s[n]=k.."="..v + else + s[n]=k.."-" + end + end + if n==0 then + return "" + elseif n==1 then + return s[1] + else + sort(s) + return concat(s,",") + end +end +local function tabstr_flat(t) + local s={} + local n=0 + for k,v in next,t do + n=n+1 + s[n]=k.."="..v + end + if n==0 then + return "" + elseif n==1 then + return s[1] + else + sort(s) + return concat(s,",") + end +end +local function tabstr_mixed(t) + local s={} + local n=#t + if n==0 then + return "" + elseif n==1 then + local k=t[1] + if k==true then + return "++" + elseif k==false then + return "--" + else + return tostring(k) + end + else + for i=1,n do + local k=t[i] + if k==true then + s[i]="++" + elseif k==false then + s[i]="--" + else + s[i]=k + end + end + return concat(s,",") + end +end +local function tabstr_boolean(t) + local s={} + local n=0 + for k,v in next,t do + n=n+1 + if v then + s[n]=k.."+" + else + s[n]=k.."-" + end + end + if n==0 then + return "" + elseif n==1 then + return s[1] + else + sort(s) + return concat(s,",") + end +end +function readers.pack(data) + if data then + local h,t,c={},{},{} + local hh,tt,cc={},{},{} + local nt,ntt=0,0 + local function pack_normal(v) + local tag=tabstr_normal(v) + local ht=h[tag] + if ht then + c[ht]=c[ht]+1 + return ht + else + nt=nt+1 + t[nt]=v + h[tag]=nt + c[nt]=1 + return nt + end + end + local function pack_flat(v) + local tag=tabstr_flat(v) + local ht=h[tag] + if ht then + c[ht]=c[ht]+1 + return ht + else + nt=nt+1 + t[nt]=v + h[tag]=nt + c[nt]=1 + return nt + end + end + local function pack_boolean(v) + local tag=tabstr_boolean(v) + local ht=h[tag] + if ht then + c[ht]=c[ht]+1 + return ht + else + nt=nt+1 + t[nt]=v + h[tag]=nt + c[nt]=1 + return nt + end + end + local function pack_indexed(v) + local tag=concat(v," ") + local ht=h[tag] + if ht then + c[ht]=c[ht]+1 + return ht + else + nt=nt+1 + t[nt]=v + h[tag]=nt + c[nt]=1 + return nt + end + end + local function pack_mixed(v) + local tag=tabstr_mixed(v) + local ht=h[tag] + if ht then + c[ht]=c[ht]+1 + return ht + else + nt=nt+1 + t[nt]=v + h[tag]=nt + c[nt]=1 + return nt + end + end + local function pack_final(v) + if c[v]<=criterium then + return t[v] + else + local hv=hh[v] + if hv then + return hv + else + ntt=ntt+1 + tt[ntt]=t[v] + hh[v]=ntt + cc[ntt]=c[v] + return ntt + end + end + end + local function success(stage,pass) + if nt==0 then + if trace_loading or trace_packing then + report_otf("pack quality: nothing to pack") + end + return false + elseif nt>=threshold then + local one,two,rest=0,0,0 + if pass==1 then + for k,v in next,c do + if v==1 then + one=one+1 + elseif v==2 then + two=two+1 + else + rest=rest+1 + end + end + else + for k,v in next,cc do + if v>20 then + rest=rest+1 + elseif v>10 then + two=two+1 + else + one=one+1 + end + end + data.tables=tt + end + if trace_loading or trace_packing then + report_otf("pack quality: stage %s, pass %s, %s packed, 1-10:%s, 11-20:%s, rest:%s (criterium: %s)", + stage,pass,one+two+rest,one,two,rest,criterium) + end + return true + else + if trace_loading or trace_packing then + report_otf("pack quality: stage %s, pass %s, %s packed, aborting pack (threshold: %s)", + stage,pass,nt,threshold) + end + return false + end + end + local function packers(pass) + if pass==1 then + return pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed + else + return pack_final,pack_final,pack_final,pack_final,pack_final + end + end + local resources=data.resources + local sequences=resources.sequences + local sublookups=resources.sublookups + local features=resources.features + local chardata=characters and characters.data + local descriptions=data.descriptions or data.glyphs + if not descriptions then + return + end + for pass=1,2 do + if trace_packing then + report_otf("start packing: stage 1, pass %s",pass) + end + local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) + for unicode,description in next,descriptions do + local boundingbox=description.boundingbox + if boundingbox then + description.boundingbox=pack_indexed(boundingbox) + end + local math=description.math + if math then + local kerns=math.kerns + if kerns then + for tag,kern in next,kerns do + kerns[tag]=pack_normal(kern) + end + end + end + end + local function packthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local order=sequence.order + local features=sequence.features + local flags=sequence.flags + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="kern" then + for g1,d1 in next,c do + c[g1]=pack_normal(d1) + end + else + for g1,d1 in next,c do + for g2,d2 in next,d1 do + local f=d2[1] if f then d2[1]=pack_indexed(f) end + local s=d2[2] if s then d2[2]=pack_indexed(s) end + end + end + end + end + elseif kind=="gpos_single" then + local c=step.coverage + if c then + if step.format=="kern" then + step.coverage=pack_normal(c) + else + for g1,d1 in next,c do + c[g1]=pack_indexed(d1) + end + end + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + for g1,d1 in next,c do + local f=d1[2] if f then d1[2]=pack_indexed(f) end + local s=d1[3] if s then d1[3]=pack_indexed(s) end + end + end + elseif kind=="gpos_mark2base" or kind=="gpos_mark2mark" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + d1[g2]=pack_indexed(d2) + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + d1[2]=pack_indexed(d1[2]) + end + end + elseif kind=="gpos_mark2ligature" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + for g3,d3 in next,d2 do + d2[g3]=pack_indexed(d3) + end + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + d1[2]=pack_indexed(d1[2]) + end + end + end + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local r=rule.before if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end + local r=rule.after if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end + local r=rule.current if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end + local r=rule.replacements if r then rule.replacements=pack_flat (r) end + end + end + end + end + if order then + sequence.order=pack_indexed(order) + end + if features then + for script,feature in next,features do + features[script]=pack_normal(feature) + end + end + if flags then + sequence.flags=pack_normal(flags) + end + end + end + if sequences then + packthem(sequences) + end + if sublookups then + packthem(sublookups) + end + if features then + for k,list in next,features do + for feature,spec in next,list do + list[feature]=pack_normal(spec) + end + end + end + if not success(1,pass) then + return + end + end + if nt>0 then + for pass=1,2 do + if trace_packing then + report_otf("start packing: stage 2, pass %s",pass) + end + local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) + for unicode,description in next,descriptions do + local math=description.math + if math then + local kerns=math.kerns + if kerns then + math.kerns=pack_normal(kerns) + end + end + end + local function packthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local features=sequence.features + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="kern" then + else + for g1,d1 in next,c do + for g2,d2 in next,d1 do + d1[g2]=pack_normal(d2) + end + end + end + end + end + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local r=rule.before if r then rule.before=pack_normal(r) end + local r=rule.after if r then rule.after=pack_normal(r) end + local r=rule.current if r then rule.current=pack_normal(r) end + end + end + end + end + if features then + sequence.features=pack_normal(features) + end + end + end + if sequences then + packthem(sequences) + end + if sublookups then + packthem(sublookups) + end + if not success(2,pass) then + end + end + for pass=1,2 do + if trace_packing then + report_otf("start packing: stage 3, pass %s",pass) + end + local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) + local function packthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local features=sequence.features + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="kern" then + else + for g1,d1 in next,c do + c[g1]=pack_normal(d1) + end + end + end + end + end + end + end + end + if sequences then + packthem(sequences) + end + if sublookups then + packthem(sublookups) + end + end + end + end +end +local unpacked_mt={ + __index=function(t,k) + t[k]=false + return k + end +} +function readers.unpack(data) + if data then + local tables=data.tables + if tables then + local resources=data.resources + local descriptions=data.descriptions or data.glyphs + local sequences=resources.sequences + local sublookups=resources.sublookups + local features=resources.features + local unpacked={} + setmetatable(unpacked,unpacked_mt) + for unicode,description in next,descriptions do + local tv=tables[description.boundingbox] + if tv then + description.boundingbox=tv + end + local math=description.math + if math then + local kerns=math.kerns + if kerns then + local tm=tables[kerns] + if tm then + math.kerns=tm + kerns=unpacked[tm] + end + if kerns then + for k,kern in next,kerns do + local tv=tables[kern] + if tv then + kerns[k]=tv + end + end + end + end + end + end + local function unpackthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local order=sequence.order + local features=sequence.features + local flags=sequence.flags + local markclass=sequence.markclass + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="kern" then + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + c[g1]=tv + end + end + else + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + c[g1]=tv + d1=tv + end + for g2,d2 in next,d1 do + local tv=tables[d2] + if tv then + d1[g2]=tv + d2=tv + end + local f=tables[d2[1]] if f then d2[1]=f end + local s=tables[d2[2]] if s then d2[2]=s end + end + end + end + end + elseif kind=="gpos_single" then + local c=step.coverage + if c then + if step.format=="kern" then + local tv=tables[c] + if tv then + step.coverage=tv + end + else + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + c[g1]=tv + end + end + end + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + for g1,d1 in next,c do + local f=tables[d1[2]] if f then d1[2]=f end + local s=tables[d1[3]] if s then d1[3]=s end + end + end + elseif kind=="gpos_mark2base" or kind=="gpos_mark2mark" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + local tv=tables[d2] + if tv then + d1[g2]=tv + end + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + local tv=tables[d1[2]] + if tv then + d1[2]=tv + end + end + end + elseif kind=="gpos_mark2ligature" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + for g3,d3 in next,d2 do + local tv=tables[d2[g3]] + if tv then + d2[g3]=tv + end + end + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + local tv=tables[d1[2]] + if tv then + d1[2]=tv + end + end + end + end + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local before=rule.before + if before then + local tv=tables[before] + if tv then + rule.before=tv + before=tv + end + for i=1,#before do + local tv=tables[before[i]] + if tv then + before[i]=tv + end + end + end + local after=rule.after + if after then + local tv=tables[after] + if tv then + rule.after=tv + after=tv + end + for i=1,#after do + local tv=tables[after[i]] + if tv then + after[i]=tv + end + end + end + local current=rule.current + if current then + local tv=tables[current] + if tv then + rule.current=tv + current=tv + end + for i=1,#current do + local tv=tables[current[i]] + if tv then + current[i]=tv + end + end + end + local replacements=rule.replacements + if replacements then + local tv=tables[replace] + if tv then + rule.replacements=tv + end + end + end + end + end + end + if features then + local tv=tables[features] + if tv then + sequence.features=tv + features=tv + end + for script,feature in next,features do + local tv=tables[feature] + if tv then + features[script]=tv + end + end + end + if order then + local tv=tables[order] + if tv then + sequence.order=tv + end + end + if flags then + local tv=tables[flags] + if tv then + sequence.flags=tv + end + end + end + end + if sequences then + unpackthem(sequences) + end + if sublookups then + unpackthem(sublookups) + end + if features then + for k,list in next,features do + for feature,spec in next,list do + local tv=tables[spec] + if tv then + list[feature]=tv + end + end + end + end + data.tables=nil + end + end +end +local mt={ + __index=function(t,k) + if k=="height" then + local ht=t.boundingbox[4] + return ht<0 and 0 or ht + elseif k=="depth" then + local dp=-t.boundingbox[2] + return dp<0 and 0 or dp + elseif k=="width" then + return 0 + elseif k=="name" then + return forcenotdef and ".notdef" + end + end +} +local function sameformat(sequence,steps,first,nofsteps,kind) + return true +end +local function mergesteps_1(lookup,strict) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + if strict then + local f=first.format + for i=2,nofsteps do + if steps[i].format~=f then + report("not merging %a steps of %a lookup %a, different formats",nofsteps,lookup.type,lookup.name) + return 0 + end + end + end + report("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + local target=first.coverage + for i=2,nofsteps do + for k,v in next,steps[i].coverage do + if not target[k] then + target[k]=v + end + end + end + lookup.nofsteps=1 + lookup.merged=true + lookup.steps={ first } + return nofsteps-1 +end +local function mergesteps_2(lookup,strict) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + if strict then + local f=first.format + for i=2,nofsteps do + if steps[i].format~=f then + report("not merging %a steps of %a lookup %a, different formats",nofsteps,lookup.type,lookup.name) + return 0 + end + end + end + report("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + local target=first.coverage + for i=2,nofsteps do + for k,v in next,steps[i].coverage do + local tk=target[k] + if tk then + for k,v in next,v do + if not tk[k] then + tk[k]=v + end + end + else + target[k]=v + end + end + end + lookup.nofsteps=1 + lookup.steps={ first } + return nofsteps-1 +end +local function mergesteps_3(lookup,strict) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + report("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + local baseclasses={} + local coverage={} + local used={} + for i=1,nofsteps do + local offset=i*10 + local step=steps[i] + for k,v in sortedhash(step.baseclasses) do + baseclasses[offset+k]=v + end + for k,v in next,step.coverage do + local tk=coverage[k] + if tk then + for k,v in next,v do + if not tk[k] then + tk[k]=v + local c=offset+v[1] + v[1]=c + if not used[c] then + used[c]=true + end + end + end + else + coverage[k]=v + local c=offset+v[1] + v[1]=c + if not used[c] then + used[c]=true + end + end + end + end + for k,v in next,baseclasses do + if not used[k] then + baseclasses[k]=nil + report("discarding not used baseclass %i",k) + end + end + first.baseclasses=baseclasses + first.coverage=coverage + lookup.nofsteps=1 + lookup.steps={ first } + return nofsteps-1 +end +local function nested(old,new) + for k,v in next,old do + if k=="ligature" then + if not new.ligature then + new.ligature=v + end + else + local n=new[k] + if n then + nested(v,n) + else + new[k]=v + end + end + end +end +local function mergesteps_4(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + report("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + local target=first.coverage + for i=2,nofsteps do + for k,v in next,steps[i].coverage do + local tk=target[k] + if tk then + nested(v,tk) + else + target[k]=v + end + end + end + lookup.nofsteps=1 + lookup.steps={ first } + return nofsteps-1 +end +local function checkkerns(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + for i=1,nofsteps do + local step=steps[i] + if step.format=="pair" then + local coverage=step.coverage + local kerns=true + for g1,d1 in next,coverage do + if d1[1]~=0 or d1[2]~=0 or d1[4]~=0 then + kerns=false + break + end + end + if kerns then + report("turning pairs of step %a of %a lookup %a into kerns",i,lookup.type,lookup.name) + for g1,d1 in next,coverage do + coverage[g1]=d1[3] + end + step.format="kern" + end + end + end +end +local function checkpairs(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local kerned=0 + for i=1,nofsteps do + local step=steps[i] + if step.format=="pair" then + local coverage=step.coverage + local kerns=true + for g1,d1 in next,coverage do + for g2,d2 in next,d1 do + if d2[2] then + kerns=false + break + else + local v=d2[1] + if v[1]~=0 or v[2]~=0 or v[4]~=0 then + kerns=false + break + end + end + end + end + if kerns then + report("turning pairs of step %a of %a lookup %a into kerns",i,lookup.type,lookup.name) + for g1,d1 in next,coverage do + for g2,d2 in next,d1 do + d1[g2]=d2[1][3] + end + end + step.format="kern" + kerned=kerned+1 + end + end + end + return kerned +end +function readers.compact(data) + if not data or data.compacted then + return + else + data.compacted=true + end + local resources=data.resources + local merged=0 + local kerned=0 + local allsteps=0 + local function compact(what) + local lookups=resources[what] + if lookups then + for i=1,#lookups do + local lookup=lookups[i] + local nofsteps=lookup.nofsteps + allsteps=allsteps+nofsteps + if nofsteps>1 then + local kind=lookup.type + if kind=="gsub_single" or kind=="gsub_alternate" or kind=="gsub_multiple" then + merged=merged+mergesteps_1(lookup) + elseif kind=="gsub_ligature" then + merged=merged+mergesteps_4(lookup) + elseif kind=="gpos_single" then + merged=merged+mergesteps_1(lookup,true) + checkkerns(lookup) + elseif kind=="gpos_pair" then + merged=merged+mergesteps_2(lookup,true) + kerned=kerned+checkpairs(lookup) + elseif kind=="gpos_cursive" then + merged=merged+mergesteps_2(lookup) + elseif kind=="gpos_mark2mark" or kind=="gpos_mark2base" or kind=="gpos_mark2ligature" then + merged=merged+mergesteps_3(lookup) + end + end + end + else + report("no lookups in %a",what) + end + end + compact("sequences") + compact("sublookups") + if merged>0 then + report("%i steps of %i removed due to merging",merged,allsteps) + end + if kerned>0 then + report("%i steps of %i steps turned from pairs into kerns",kerned,allsteps) + end +end +function readers.expand(data) + if not data or data.expanded then + return + else + data.expanded=true + end + local resources=data.resources + local sublookups=resources.sublookups + local sequences=resources.sequences + local markclasses=resources.markclasses + local descriptions=data.descriptions + if descriptions then + local defaultwidth=resources.defaultwidth or 0 + local defaultheight=resources.defaultheight or 0 + local defaultdepth=resources.defaultdepth or 0 + local basename=trace_markwidth and file.basename(resources.filename) + for u,d in next,descriptions do + local bb=d.boundingbox + local wd=d.width + if not wd then + d.width=defaultwidth + elseif trace_markwidth and wd~=0 and d.class=="mark" then + report("mark %a with width %b found in %a",d.name or "",wd,basename) + end + if bb then + local ht=bb[4] + local dp=-bb[2] + if ht==0 or ht<0 then + else + d.height=ht + end + if dp==0 or dp<0 then + else + d.depth=dp + end + end + end + end + local function expandlookups(sequences) + if sequences then + for i=1,#sequences do + local sequence=sequences[i] + local steps=sequence.steps + if steps then + local kind=sequence.type + local markclass=sequence.markclass + if markclass then + if not markclasses then + report_warning("missing markclasses") + sequence.markclass=false + else + sequence.markclass=markclasses[markclass] + end + end + for i=1,sequence.nofsteps do + local step=steps[i] + local baseclasses=step.baseclasses + if baseclasses then + local coverage=step.coverage + for k,v in next,coverage do + v[1]=baseclasses[v[1]] + end + elseif kind=="gpos_cursive" then + local coverage=step.coverage + for k,v in next,coverage do + v[1]=coverage + end + end + local rules=step.rules + if rules then + local rulehash={} + local rulesize=0 + local coverage={} + local lookuptype=sequence.type + step.coverage=coverage + for nofrules=1,#rules do + local rule=rules[nofrules] + local current=rule.current + local before=rule.before + local after=rule.after + local replacements=rule.replacements or false + local sequence={} + local nofsequences=0 + if before then + for n=1,#before do + nofsequences=nofsequences+1 + sequence[nofsequences]=before[n] + end + end + local start=nofsequences+1 + for n=1,#current do + nofsequences=nofsequences+1 + sequence[nofsequences]=current[n] + end + local stop=nofsequences + if after then + for n=1,#after do + nofsequences=nofsequences+1 + sequence[nofsequences]=after[n] + end + end + local lookups=rule.lookups or false + local subtype=nil + if lookups then + for k,v in next,lookups do + local lookup=sublookups[v] + if lookup then + lookups[k]=lookup + if not subtype then + subtype=lookup.type + end + else + end + end + end + if sequence[1] then + rulesize=rulesize+1 + rulehash[rulesize]={ + nofrules, + lookuptype, + sequence, + start, + stop, + lookups, + replacements, + subtype, + } + for unic in next,sequence[start] do + local cu=coverage[unic] + if not cu then + coverage[unic]=rulehash + end + end + end + end + end + end + end + end + end + end + expandlookups(sequences) + expandlookups(sublookups) +end + +end -- closure + +do -- begin closure to overcome local limits and interference + +if not modules then modules={} end modules ['font-otl']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files", +} +local gmatch,find,match,lower,strip=string.gmatch,string.find,string.match,string.lower,string.strip +local type,next,tonumber,tostring,unpack=type,next,tonumber,tostring,unpack +local abs=math.abs +local ioflush=io.flush +local derivetable=table.derive +local formatters=string.formatters +local setmetatableindex=table.setmetatableindex +local allocate=utilities.storage.allocate +local registertracker=trackers.register +local registerdirective=directives.register +local starttiming=statistics.starttiming +local stoptiming=statistics.stoptiming +local elapsedtime=statistics.elapsedtime +local findbinfile=resolvers.findbinfile +local trace_loading=false registertracker("otf.loading",function(v) trace_loading=v end) +local trace_features=false registertracker("otf.features",function(v) trace_features=v end) +local trace_defining=false registertracker("fonts.defining",function(v) trace_defining=v end) +local report_otf=logs.reporter("fonts","otf loading") +local fonts=fonts +local otf=fonts.handlers.otf +otf.version=3.016 +otf.cache=containers.define("fonts","otl",otf.version,true) +local otfreaders=otf.readers +local hashes=fonts.hashes +local definers=fonts.definers +local readers=fonts.readers +local constructors=fonts.constructors +local otffeatures=constructors.newfeatures("otf") +local registerotffeature=otffeatures.register +local enhancers=allocate() +otf.enhancers=enhancers +local patches={} +enhancers.patches=patches +local forceload=false +local cleanup=0 +local syncspace=true +local forcenotdef=false +local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes +local wildcard="*" +local default="dflt" +local formats=fonts.formats +formats.otf="opentype" +formats.ttf="truetype" +formats.ttc="truetype" +registerdirective("fonts.otf.loader.cleanup",function(v) cleanup=tonumber(v) or (v and 1) or 0 end) +registerdirective("fonts.otf.loader.force",function(v) forceload=v end) +registerdirective("fonts.otf.loader.syncspace",function(v) syncspace=v end) +registerdirective("fonts.otf.loader.forcenotdef",function(v) forcenotdef=v end) +local ordered_enhancers={ + "check extra features", +} +local actions=allocate() +local before=allocate() +local after=allocate() +patches.before=before +patches.after=after +local function enhance(name,data,filename,raw) + local enhancer=actions[name] + if enhancer then + if trace_loading then + report_otf("apply enhancement %a to file %a",name,filename) + ioflush() + end + enhancer(data,filename,raw) + else + end +end +function enhancers.apply(data,filename,raw) + local basename=file.basename(lower(filename)) + if trace_loading then + report_otf("%s enhancing file %a","start",filename) + end + ioflush() + for e=1,#ordered_enhancers do + local enhancer=ordered_enhancers[e] + local b=before[enhancer] + if b then + for pattern,action in next,b do + if find(basename,pattern) then + action(data,filename,raw) + end + end + end + enhance(enhancer,data,filename,raw) + local a=after[enhancer] + if a then + for pattern,action in next,a do + if find(basename,pattern) then + action(data,filename,raw) + end + end + end + ioflush() + end + if trace_loading then + report_otf("%s enhancing file %a","stop",filename) + end + ioflush() +end +function patches.register(what,where,pattern,action) + local pw=patches[what] + if pw then + local ww=pw[where] + if ww then + ww[pattern]=action + else + pw[where]={ [pattern]=action} + end + end +end +function patches.report(fmt,...) + if trace_loading then + report_otf("patching: %s",formatters[fmt](...)) + end +end +function enhancers.register(what,action) + actions[what]=action +end +function otf.load(filename,sub,featurefile) + local featurefile=nil + local base=file.basename(file.removesuffix(filename)) + local name=file.removesuffix(base) + local attr=lfs.attributes(filename) + local size=attr and attr.size or 0 + local time=attr and attr.modification or 0 + if featurefile then + name=name.."@"..file.removesuffix(file.basename(featurefile)) + end + if sub=="" then + sub=false + end + local hash=name + if sub then + hash=hash.."-"..sub + end + hash=containers.cleanname(hash) + local featurefiles + if featurefile then + featurefiles={} + for s in gmatch(featurefile,"[^,]+") do + local name=resolvers.findfile(file.addsuffix(s,'fea'),'fea') or "" + if name=="" then + report_otf("loading error, no featurefile %a",s) + else + local attr=lfs.attributes(name) + featurefiles[#featurefiles+1]={ + name=name, + size=attr and attr.size or 0, + time=attr and attr.modification or 0, + } + end + end + if #featurefiles==0 then + featurefiles=nil + end + end + local data=containers.read(otf.cache,hash) + local reload=not data or data.size~=size or data.time~=time or data.tableversion~=otfreaders.tableversion + if forceload then + report_otf("forced reload of %a due to hard coded flag",filename) + reload=true + end + if reload then + report_otf("loading %a, hash %a",filename,hash) + starttiming(otfreaders) + data=otfreaders.loadfont(filename,sub or 1) + if data then + otfreaders.compact(data) + otfreaders.rehash(data,"unicodes") + otfreaders.addunicodetable(data) + otfreaders.extend(data) + otfreaders.pack(data) + report_otf("loading done") + report_otf("saving %a in cache",filename) + data=containers.write(otf.cache,hash,data) + if cleanup>1 then + collectgarbage("collect") + end + stoptiming(otfreaders) + if elapsedtime then + report_otf("loading, optimizing, packing and caching time %s",elapsedtime(otfreaders)) + end + if cleanup>3 then + collectgarbage("collect") + end + data=containers.read(otf.cache,hash) + if cleanup>2 then + collectgarbage("collect") + end + else + data=nil + report_otf("loading failed due to read error") + end + end + if data then + if trace_defining then + report_otf("loading from cache using hash %a",hash) + end + otfreaders.unpack(data) + otfreaders.expand(data) + otfreaders.addunicodetable(data) + enhancers.apply(data,filename,data) + constructors.addcoreunicodes(unicodes) + if applyruntimefixes then + applyruntimefixes(filename,data) + end + data.metadata.math=data.resources.mathconstants + end + return data +end +function otf.setfeatures(tfmdata,features) + local okay=constructors.initializefeatures("otf",tfmdata,features,trace_features,report_otf) + if okay then + return constructors.collectprocessors("otf",tfmdata,features,trace_features,report_otf) + else + return {} + end +end +local function copytotfm(data,cache_id) + if data then + local metadata=data.metadata + local resources=data.resources + local properties=derivetable(data.properties) + local descriptions=derivetable(data.descriptions) + local goodies=derivetable(data.goodies) + local characters={} + local parameters={} + local mathparameters={} + local resources=data.resources + local unicodes=resources.unicodes + local spaceunits=500 + local spacer="space" + local designsize=metadata.designsize or 100 + local minsize=metadata.minsize or designsize + local maxsize=metadata.maxsize or designsize + local mathspecs=metadata.math + if designsize==0 then + designsize=100 + minsize=100 + maxsize=100 + end + if mathspecs then + for name,value in next,mathspecs do + mathparameters[name]=value + end + end + for unicode in next,data.descriptions do + characters[unicode]={} + end + if mathspecs then + for unicode,character in next,characters do + local d=descriptions[unicode] + local m=d.math + if m then + local italic=m.italic + local vitalic=m.vitalic + local variants=m.hvariants + local parts=m.hparts + if variants then + local c=character + for i=1,#variants do + local un=variants[i] + c.next=un + c=characters[un] + end + c.horiz_variants=parts + elseif parts then + character.horiz_variants=parts + italic=m.hitalic + end + local variants=m.vvariants + local parts=m.vparts + if variants then + local c=character + for i=1,#variants do + local un=variants[i] + c.next=un + c=characters[un] + end + c.vert_variants=parts + elseif parts then + character.vert_variants=parts + end + if italic and italic~=0 then + character.italic=italic + end + if vitalic and vitalic~=0 then + character.vert_italic=vitalic + end + local accent=m.accent + if accent then + character.accent=accent + end + local kerns=m.kerns + if kerns then + character.mathkerns=kerns + end + end + end + end + local filename=constructors.checkedfilename(resources) + local fontname=metadata.fontname + local fullname=metadata.fullname or fontname + local psname=fontname or fullname + local units=metadata.units or 1000 + if units==0 then + units=1000 + metadata.units=1000 + report_otf("changing %a units to %a",0,units) + end + local monospaced=metadata.monospaced + local charwidth=metadata.averagewidth + local charxheight=metadata.xheight + local italicangle=metadata.italicangle + local hasitalics=metadata.hasitalics + properties.monospaced=monospaced + properties.hasitalics=hasitalics + parameters.italicangle=italicangle + parameters.charwidth=charwidth + parameters.charxheight=charxheight + local space=0x0020 + local emdash=0x2014 + if monospaced then + if descriptions[space] then + spaceunits,spacer=descriptions[space].width,"space" + end + if not spaceunits and descriptions[emdash] then + spaceunits,spacer=descriptions[emdash].width,"emdash" + end + if not spaceunits and charwidth then + spaceunits,spacer=charwidth,"charwidth" + end + else + if descriptions[space] then + spaceunits,spacer=descriptions[space].width,"space" + end + if not spaceunits and descriptions[emdash] then + spaceunits,spacer=descriptions[emdash].width/2,"emdash/2" + end + if not spaceunits and charwidth then + spaceunits,spacer=charwidth,"charwidth" + end + end + spaceunits=tonumber(spaceunits) or 500 + parameters.slant=0 + parameters.space=spaceunits + parameters.space_stretch=1*units/2 + parameters.space_shrink=1*units/3 + parameters.x_height=2*units/5 + parameters.quad=units + if spaceunits<2*units/5 then + end + if italicangle and italicangle~=0 then + parameters.italicangle=italicangle + parameters.italicfactor=math.cos(math.rad(90+italicangle)) + parameters.slant=- math.tan(italicangle*math.pi/180) + end + if monospaced then + parameters.space_stretch=0 + parameters.space_shrink=0 + elseif syncspace then + parameters.space_stretch=spaceunits/2 + parameters.space_shrink=spaceunits/3 + end + parameters.extra_space=parameters.space_shrink + if charxheight then + parameters.x_height=charxheight + else + local x=0x0078 + if x then + local x=descriptions[x] + if x then + parameters.x_height=x.height + end + end + end + parameters.designsize=(designsize/10)*65536 + parameters.minsize=(minsize/10)*65536 + parameters.maxsize=(maxsize/10)*65536 + parameters.ascender=abs(metadata.ascender or 0) + parameters.descender=abs(metadata.descender or 0) + parameters.units=units + properties.space=spacer + properties.encodingbytes=2 + properties.format=data.format or formats.otf + properties.noglyphnames=true + properties.filename=filename + properties.fontname=fontname + properties.fullname=fullname + properties.psname=psname + properties.name=filename or fullname + return { + characters=characters, + descriptions=descriptions, + parameters=parameters, + mathparameters=mathparameters, + resources=resources, + properties=properties, + goodies=goodies, + } + end +end +local function otftotfm(specification) + local cache_id=specification.hash + local tfmdata=containers.read(constructors.cache,cache_id) + if not tfmdata then + local name=specification.name + local sub=specification.sub + local subindex=specification.subindex + local filename=specification.filename + local features=specification.features.normal + local rawdata=otf.load(filename,sub,features and features.featurefile) + if rawdata and next(rawdata) then + local descriptions=rawdata.descriptions + rawdata.lookuphash={} + tfmdata=copytotfm(rawdata,cache_id) + if tfmdata and next(tfmdata) then + local features=constructors.checkedfeatures("otf",features) + local shared=tfmdata.shared + if not shared then + shared={} + tfmdata.shared=shared + end + shared.rawdata=rawdata + shared.dynamics={} + tfmdata.changed={} + shared.features=features + shared.processes=otf.setfeatures(tfmdata,features) + end + end + containers.write(constructors.cache,cache_id,tfmdata) + end + return tfmdata +end +local function read_from_otf(specification) + local tfmdata=otftotfm(specification) + if tfmdata then + tfmdata.properties.name=specification.name + tfmdata.properties.sub=specification.sub + tfmdata=constructors.scale(tfmdata,specification) + local allfeatures=tfmdata.shared.features or specification.features.normal + constructors.applymanipulators("otf",tfmdata,allfeatures,trace_features,report_otf) + constructors.setname(tfmdata,specification) + fonts.loggers.register(tfmdata,file.suffix(specification.filename),specification) + end + return tfmdata +end +local function checkmathsize(tfmdata,mathsize) + local mathdata=tfmdata.shared.rawdata.metadata.math + local mathsize=tonumber(mathsize) + if mathdata then + local parameters=tfmdata.parameters + parameters.scriptpercentage=mathdata.ScriptPercentScaleDown + parameters.scriptscriptpercentage=mathdata.ScriptScriptPercentScaleDown + parameters.mathsize=mathsize + end +end +registerotffeature { + name="mathsize", + description="apply mathsize specified in the font", + initializers={ + base=checkmathsize, + node=checkmathsize, + } +} +function otf.collectlookups(rawdata,kind,script,language) + if not kind then + return + end + if not script then + script=default + end + if not language then + language=default + end + local lookupcache=rawdata.lookupcache + if not lookupcache then + lookupcache={} + rawdata.lookupcache=lookupcache + end + local kindlookup=lookupcache[kind] + if not kindlookup then + kindlookup={} + lookupcache[kind]=kindlookup + end + local scriptlookup=kindlookup[script] + if not scriptlookup then + scriptlookup={} + kindlookup[script]=scriptlookup + end + local languagelookup=scriptlookup[language] + if not languagelookup then + local sequences=rawdata.resources.sequences + local featuremap={} + local featurelist={} + if sequences then + for s=1,#sequences do + local sequence=sequences[s] + local features=sequence.features + if features then + features=features[kind] + if features then + features=features[script] or features[wildcard] + if features then + features=features[language] or features[wildcard] + if features then + if not featuremap[sequence] then + featuremap[sequence]=true + featurelist[#featurelist+1]=sequence + end + end + end + end + end + end + if #featurelist==0 then + featuremap,featurelist=false,false + end + else + featuremap,featurelist=false,false + end + languagelookup={ featuremap,featurelist } + scriptlookup[language]=languagelookup + end + return unpack(languagelookup) +end +local function getgsub(tfmdata,k,kind,value) + local shared=tfmdata.shared + local rawdata=shared and shared.rawdata + if rawdata then + local sequences=rawdata.resources.sequences + if sequences then + local properties=tfmdata.properties + local validlookups,lookuplist=otf.collectlookups(rawdata,kind,properties.script,properties.language) + if validlookups then + local choice=tonumber(value) or 1 + for i=1,#lookuplist do + local lookup=lookuplist[i] + local steps=lookup.steps + local nofsteps=lookup.nofsteps + for i=1,nofsteps do + local coverage=steps[i].coverage + if coverage then + local found=coverage[k] + if found then + return found,lookup.type + end + end + end + end + end + end + end +end +otf.getgsub=getgsub +function otf.getsubstitution(tfmdata,k,kind,value) + local found,kind=getgsub(tfmdata,k,kind) + if not found then + elseif kind=="gsub_single" then + return found + elseif kind=="gsub_alternate" then + local choice=tonumber(value) or 1 + return found[choice] or found[1] or k + end + return k +end +otf.getalternate=otf.getsubstitution +function otf.getmultiple(tfmdata,k,kind) + local found,kind=getgsub(tfmdata,k,kind) + if found and kind=="gsub_multiple" then + return found + end + return { k } +end +function otf.getkern(tfmdata,left,right,kind) + local kerns=getgsub(tfmdata,left,kind or "kern",true) + if kerns then + local found=kerns[right] + local kind=type(found) + if kind=="table" then + found=found[1][3] + elseif kind~="number" then + found=false + end + if found then + return found*tfmdata.parameters.factor + end + end + return 0 +end +local function check_otf(forced,specification,suffix) + local name=specification.name + if forced then + name=specification.forcedname + end + local fullname=findbinfile(name,suffix) or "" + if fullname=="" then + fullname=fonts.names.getfilename(name,suffix) or "" + end + if fullname~="" and not fonts.names.ignoredfile(fullname) then + specification.filename=fullname + return read_from_otf(specification) + end +end +local function opentypereader(specification,suffix) + local forced=specification.forced or "" + if formats[forced] then + return check_otf(true,specification,forced) + else + return check_otf(false,specification,suffix) + end +end +readers.opentype=opentypereader +function readers.otf (specification) return opentypereader(specification,"otf") end +function readers.ttf (specification) return opentypereader(specification,"ttf") end +function readers.ttc (specification) return opentypereader(specification,"ttf") end +function otf.scriptandlanguage(tfmdata,attr) + local properties=tfmdata.properties + return properties.script or "dflt",properties.language or "dflt" +end +local function justset(coverage,unicode,replacement) + coverage[unicode]=replacement +end +otf.coverup={ + stepkey="steps", + actions={ + chainsubstitution=justset, + chainposition=justset, + substitution=justset, + alternate=justset, + multiple=justset, + kern=justset, + pair=justset, + ligature=function(coverage,unicode,ligature) + local first=ligature[1] + local tree=coverage[first] + if not tree then + tree={} + coverage[first]=tree + end + for i=2,#ligature do + local l=ligature[i] + local t=tree[l] + if not t then + t={} + tree[l]=t + end + tree=t + end + tree.ligature=unicode + end, + }, + register=function(coverage,featuretype,format) + return { + format=format, + coverage=coverage, + } + end +} + +end -- closure + +do -- begin closure to overcome local limits and interference + +if not modules then modules={} end modules ['font-oto']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local concat,unpack=table.concat,table.unpack +local insert,remove=table.insert,table.remove +local format,gmatch,gsub,find,match,lower,strip=string.format,string.gmatch,string.gsub,string.find,string.match,string.lower,string.strip +local type,next,tonumber,tostring,rawget=type,next,tonumber,tostring,rawget +local lpegmatch=lpeg.match +local utfchar=utf.char +local trace_baseinit=false trackers.register("otf.baseinit",function(v) trace_baseinit=v end) +local trace_singles=false trackers.register("otf.singles",function(v) trace_singles=v end) +local trace_multiples=false trackers.register("otf.multiples",function(v) trace_multiples=v end) +local trace_alternatives=false trackers.register("otf.alternatives",function(v) trace_alternatives=v end) +local trace_ligatures=false trackers.register("otf.ligatures",function(v) trace_ligatures=v end) +local trace_kerns=false trackers.register("otf.kerns",function(v) trace_kerns=v end) +local trace_preparing=false trackers.register("otf.preparing",function(v) trace_preparing=v end) +local report_prepare=logs.reporter("fonts","otf prepare") +local fonts=fonts +local otf=fonts.handlers.otf +local otffeatures=otf.features +local registerotffeature=otffeatures.register +otf.defaultbasealternate="none" +local wildcard="*" +local default="dflt" +local formatters=string.formatters +local f_unicode=formatters["%U"] +local f_uniname=formatters["%U (%s)"] +local f_unilist=formatters["% t (% t)"] +local function gref(descriptions,n) + if type(n)=="number" then + local name=descriptions[n].name + if name then + return f_uniname(n,name) + else + return f_unicode(n) + end + elseif n then + local num,nam,j={},{},0 + for i=1,#n do + local ni=n[i] + if tonumber(ni) then + j=j+1 + local di=descriptions[ni] + num[j]=f_unicode(ni) + nam[j]=di and di.name or "-" + end + end + return f_unilist(num,nam) + else + return "" + end +end +local function cref(feature,sequence) + return formatters["feature %a, type %a, chain lookup %a"](feature,sequence.type,sequence.name) +end +local function report_alternate(feature,sequence,descriptions,unicode,replacement,value,comment) + report_prepare("%s: base alternate %s => %s (%S => %S)", + cref(feature,sequence), + gref(descriptions,unicode), + replacement and gref(descriptions,replacement), + value, + comment) +end +local function report_substitution(feature,sequence,descriptions,unicode,substitution) + report_prepare("%s: base substitution %s => %S", + cref(feature,sequence), + gref(descriptions,unicode), + gref(descriptions,substitution)) +end +local function report_ligature(feature,sequence,descriptions,unicode,ligature) + report_prepare("%s: base ligature %s => %S", + cref(feature,sequence), + gref(descriptions,ligature), + gref(descriptions,unicode)) +end +local function report_kern(feature,sequence,descriptions,unicode,otherunicode,value) + report_prepare("%s: base kern %s + %s => %S", + cref(feature,sequence), + gref(descriptions,unicode), + gref(descriptions,otherunicode), + value) +end +local basehash,basehashes,applied={},1,{} +local function registerbasehash(tfmdata) + local properties=tfmdata.properties + local hash=concat(applied," ") + local base=basehash[hash] + if not base then + basehashes=basehashes+1 + base=basehashes + basehash[hash]=base + end + properties.basehash=base + properties.fullname=properties.fullname.."-"..base + applied={} +end +local function registerbasefeature(feature,value) + applied[#applied+1]=feature.."="..tostring(value) +end +local function makefake(tfmdata,name,present) + local resources=tfmdata.resources + local private=resources.private + local character={ intermediate=true,ligatures={} } + resources.unicodes[name]=private + tfmdata.characters[private]=character + tfmdata.descriptions[private]={ name=name } + resources.private=private+1 + present[name]=private + return character +end +local function make_1(present,tree,name) + for k,v in next,tree do + if k=="ligature" then + present[name]=v + else + make_1(present,v,name.."_"..k) + end + end +end +local function make_2(present,tfmdata,characters,tree,name,preceding,unicode,done) + for k,v in next,tree do + if k=="ligature" then + local character=characters[preceding] + if not character then + if trace_baseinit then + report_prepare("weird ligature in lookup %a, current %C, preceding %C",sequence.name,v,preceding) + end + character=makefake(tfmdata,name,present) + end + local ligatures=character.ligatures + if ligatures then + ligatures[unicode]={ char=v } + else + character.ligatures={ [unicode]={ char=v } } + end + if done then + local d=done[name] + if not d then + done[name]={ "dummy",v } + else + d[#d+1]=v + end + end + else + local code=present[name] or unicode + local name=name.."_"..k + make_2(present,tfmdata,characters,v,name,code,k,done) + end + end +end +local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) + local characters=tfmdata.characters + local descriptions=tfmdata.descriptions + local resources=tfmdata.resources + local changed=tfmdata.changed + local ligatures={} + local alternate=tonumber(value) or true and 1 + local defaultalt=otf.defaultbasealternate + local trace_singles=trace_baseinit and trace_singles + local trace_alternatives=trace_baseinit and trace_alternatives + local trace_ligatures=trace_baseinit and trace_ligatures + for i=1,#lookuplist do + local sequence=lookuplist[i] + local steps=sequence.steps + local kind=sequence.type + if kind=="gsub_single" then + for i=1,#steps do + for unicode,data in next,steps[i].coverage do + if not changed[unicode] then + if trace_singles then + report_substitution(feature,sequence,descriptions,unicode,data) + end + changed[unicode]=data + end + end + end + elseif kind=="gsub_alternate" then + for i=1,#steps do + for unicode,data in next,steps[i].coverage do + if not changed[unicode] then + local replacement=data[alternate] + if replacement then + changed[unicode]=replacement + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,"normal") + end + elseif defaultalt=="first" then + replacement=data[1] + changed[unicode]=replacement + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) + end + elseif defaultalt=="last" then + replacement=data[#data] + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) + end + else + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,"unknown") + end + end + end + end + end + elseif kind=="gsub_ligature" then + for i=1,#steps do + for unicode,data in next,steps[i].coverage do + ligatures[#ligatures+1]={ unicode,data,"" } + if trace_ligatures then + report_ligature(feature,sequence,descriptions,unicode,data) + end + end + end + end + end + local nofligatures=#ligatures + if nofligatures>0 then + local characters=tfmdata.characters + local present={} + local done=trace_baseinit and trace_ligatures and {} + for i=1,nofligatures do + local ligature=ligatures[i] + local unicode,tree=ligature[1],ligature[2] + make_1(present,tree,"ctx_"..unicode) + end + for i=1,nofligatures do + local ligature=ligatures[i] + local unicode,tree,lookupname=ligature[1],ligature[2],ligature[3] + make_2(present,tfmdata,characters,tree,"ctx_"..unicode,unicode,unicode,done,sequence) + end + end +end +local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist) + local characters=tfmdata.characters + local descriptions=tfmdata.descriptions + local resources=tfmdata.resources + local properties=tfmdata.properties + local traceindeed=trace_baseinit and trace_kerns + for i=1,#lookuplist do + local sequence=lookuplist[i] + local steps=sequence.steps + local kind=sequence.type + local format=sequence.format + if kind=="gpos_pair" then + for i=1,#steps do + local step=steps[i] + if step.format=="kern" then + for unicode,data in next,steps[i].coverage do + local character=characters[unicode] + local kerns=character.kerns + if not kerns then + kerns={} + character.kerns=kerns + end + if traceindeed then + for otherunicode,kern in next,data do + if not kerns[otherunicode] and kern~=0 then + kerns[otherunicode]=kern + report_kern(feature,sequence,descriptions,unicode,otherunicode,kern) + end + end + else + for otherunicode,kern in next,data do + if not kerns[otherunicode] and kern~=0 then + kerns[otherunicode]=kern + end + end + end + end + else + for unicode,data in next,steps[i].coverage do + local character=characters[unicode] + local kerns=character.kerns + for otherunicode,kern in next,data do + if not kern[2] and not (kerns and kerns[otherunicode]) then + local kern=kern[1] + if kern[1]~=0 or kern[2]~=0 or kern[4]~=0 then + else + kern=kern[3] + if kern~=0 then + if kerns then + kerns[otherunicode]=kern + else + kerns={ [otherunicode]=kern } + character.kerns=kerns + end + if traceindeed then + report_kern(feature,sequence,descriptions,unicode,otherunicode,kern) + end + end + end + end + end end end end @@ -10174,28 +16246,22 @@ local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist end end local function initializehashes(tfmdata) - nodeinitializers.features(tfmdata) end -basemethods.shared={ - initializehashes=initializehashes, - preparesubstitutions=preparesubstitutions, - preparepositionings=preparepositionings, -} -basemethod="independent" local function featuresinitializer(tfmdata,value) if true then local starttime=trace_preparing and os.clock() local features=tfmdata.shared.features local fullname=tfmdata.properties.fullname or "?" if features then - applybasemethod("initializehashes",tfmdata) + initializehashes(tfmdata) local collectlookups=otf.collectlookups local rawdata=tfmdata.shared.rawdata local properties=tfmdata.properties - local script=properties.script - local language=properties.language - local basesubstitutions=rawdata.resources.features.gsub - local basepositionings=rawdata.resources.features.gpos + local script=properties.script + local language=properties.language + local rawfeatures=rawdata.resources.features + local basesubstitutions=rawfeatures and rawfeatures.gsub + local basepositionings=rawfeatures and rawfeatures.gpos if basesubstitutions or basepositionings then local sequences=tfmdata.resources.sequences for s=1,#sequences do @@ -10214,13 +16280,13 @@ local function featuresinitializer(tfmdata,value) if trace_preparing then report_prepare("filtering base %s feature %a for %a with value %a","sub",feature,fullname,value) end - applybasemethod("preparesubstitutions",tfmdata,feature,value,validlookups,lookuplist) + preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) registerbasefeature(feature,value) elseif basepositionings and basepositionings[feature] then if trace_preparing then report_prepare("filtering base %a feature %a for %a with value %a","pos",feature,fullname,value) end - applybasemethod("preparepositionings",tfmdata,feature,value,validlookups,lookuplist) + preparepositionings(tfmdata,feature,value,validlookups,lookuplist) registerbasefeature(feature,value) end end @@ -10244,17 +16310,12 @@ registerotffeature { base=featuresinitializer, } } -directives.register("fonts.otf.loader.basemethod",function(v) - if basemethods[v] then - basemethod=v - end -end) end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['font-inj']={ +if not modules then modules={} end modules ['font-otj']={ version=1.001, comment="companion to font-lib.mkiv", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", @@ -10265,17 +16326,30 @@ if not nodes.properties then return end local next,rawget=next,rawget local utfchar=utf.char local fastcopy=table.fastcopy -local trace_injections=false trackers.register("fonts.injections",function(v) trace_injections=v end) +local registertracker=trackers.register +local trace_injections=false registertracker("fonts.injections",function(v) trace_injections=v end) +local trace_marks=false registertracker("fonts.injections.marks",function(v) trace_marks=v end) +local trace_cursive=false registertracker("fonts.injections.cursive",function(v) trace_cursive=v end) +local trace_spaces=false registertracker("otf.spaces",function(v) trace_spaces=v end) +local use_advance=false directives.register("fonts.injections.advance",function(v) use_advance=v end) local report_injections=logs.reporter("fonts","injections") +local report_spaces=logs.reporter("fonts","spaces") local attributes,nodes,node=attributes,nodes,node fonts=fonts -local fontdata=fonts.hashes.identifiers +local hashes=fonts.hashes +local fontdata=hashes.identifiers +local parameters=fonts.hashes.parameters +local resources=fonts.hashes.resources nodes.injections=nodes.injections or {} local injections=nodes.injections +local tracers=nodes.tracers +local setcolor=tracers and tracers.colors.set +local resetcolor=tracers and tracers.colors.reset local nodecodes=nodes.nodecodes local glyph_code=nodecodes.glyph local disc_code=nodecodes.disc local kern_code=nodecodes.kern +local glue_code=nodecodes.glue local nuts=nodes.nuts local nodepool=nuts.pool local newkern=nodepool.kern @@ -10289,7 +16363,12 @@ local getid=nuts.getid local getfont=nuts.getfont local getsubtype=nuts.getsubtype local getchar=nuts.getchar +local getboth=nuts.getboth +local ischar=nuts.is_char +local getdisc=nuts.getdisc +local setdisc=nuts.setdisc local traverse_id=nuts.traverse_id +local traverse_char=nuts.traverse_char local insert_node_before=nuts.insert_before local insert_node_after=nuts.insert_after local find_tail=nuts.tail @@ -10324,7 +16403,7 @@ function injections.copy(target,source) local sp=rawget(properties,source) if sp then local tp=rawget(properties,target) - local si=rawget(sp,"injections") + local si=sp.injections if si then si=fastcopy(si) if tp then @@ -10351,7 +16430,7 @@ end function injections.setligaindex(n,index) local p=rawget(properties,n) if p then - local i=rawget(p,"injections") + local i=p.injections if i then i.ligaindex=index else @@ -10370,7 +16449,7 @@ end function injections.getligaindex(n,default) local p=rawget(properties,n) if p then - local i=rawget(p,"injections") + local i=p.injections if i then return i.ligaindex or default end @@ -10388,9 +16467,12 @@ function injections.setcursive(start,nxt,factor,rlmode,exit,entry,tfmstart,tfmne else dx=dx-ws end + if dx==0 then + dx=0 + end local p=rawget(properties,start) if p then - local i=rawget(p,"injections") + local i=p.injections if i then i.cursiveanchor=true else @@ -10407,7 +16489,7 @@ function injections.setcursive(start,nxt,factor,rlmode,exit,entry,tfmstart,tfmne end local p=rawget(properties,nxt) if p then - local i=rawget(p,"injections") + local i=p.injections if i then i.cursivex=dx i.cursivey=dy @@ -10525,7 +16607,7 @@ function injections.setmark(start,base,factor,rlmode,ba,ma,tfmbase,mkmk) end local p=rawget(properties,start) if p then - local i=rawget(p,"injections") + local i=p.injections if i then if i.markmark then else @@ -10629,10 +16711,9 @@ local function trace(head,where) show(n,"preinjections",false,"<") show(n,"postinjections",false,">") show(n,"replaceinjections",false,"=") + show(n,"emptyinjections",false,"*") elseif id==disc_code then - local pre=getfield(n,"pre") - local post=getfield(n,"post") - local replace=getfield(n,"replace") + local pre,post,replace=getdisc(n) if pre then showsub(pre,"preinjections","pre") end @@ -10642,6 +16723,7 @@ local function trace(head,where) if replace then showsub(replace,"replaceinjections","replace") end + show(n,"emptyinjections",false,"*") end n=getnext(n) end @@ -10666,421 +16748,372 @@ local function show_result(head) current=getnext(current) end end -local function collect_glyphs(head,offsets) - local glyphs,glyphi,nofglyphs={},{},0 - local marks,marki,nofmarks={},{},0 - local nf,tm=nil,nil - local n=head - local function identify(n,what) - local f=getfont(n) - if f~=nf then - nf=f - tm=fontdata[nf].resources - if tm then - tm=tm.marks - end - end - if tm and tm[getchar(n)] then - nofmarks=nofmarks+1 - marks[nofmarks]=n - marki[nofmarks]="injections" - else - nofglyphs=nofglyphs+1 - glyphs[nofglyphs]=n - glyphi[nofglyphs]=what - end - if offsets then - local p=rawget(properties,n) - if p then - local i=rawget(p,what) - if i then - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end - end - end - end +local function inject_kerns_only(head,where) + head=tonut(head) + if trace_injections then + trace(head,"kerns") end - while n do - local id=getid(n) + local current=head + local prev=nil + local next=nil + local prevdisc=nil + local prevglyph=nil + local pre=nil + local post=nil + local replace=nil + local pretail=nil + local posttail=nil + local replacetail=nil + while current do + local id=getid(current) + local next=getnext(current) if id==glyph_code then - identify(n,"injections") - elseif id==disc_code then - local d=getfield(n,"pre") - if d then - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - identify(n,"preinjections") - end - end - end - local d=getfield(n,"post") - if d then - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - identify(n,"postinjections") - end - end - end - local d=getfield(n,"replace") - if d then - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - identify(n,"replaceinjections") - end - end - end - end - n=getnext(n) - end - return glyphs,glyphi,nofglyphs,marks,marki,nofmarks -end -local function inject_marks(marks,marki,nofmarks) - for i=1,nofmarks do - local n=marks[i] - local pn=rawget(properties,n) - if pn then - local ni=marki[i] - local pn=rawget(pn,ni) - if pn then - local p=pn.markbasenode + if getsubtype(current)<256 then + local p=rawget(properties,current) if p then - local px=getfield(p,"xoffset") - local ox=0 - local rightkern=nil - local pp=rawget(properties,p) - if pp then - pp=rawget(pp,ni) - if pp then - rightkern=pp.rightkern + local i=p.injections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + if use_advance then + setfield(current,"xoffset",leftkern) + setfield(current,"xadvance",leftkern) + else + insert_node_before(head,current,newkern(leftkern)) + end end end - if rightkern then - if pn.markdir<0 then - ox=px-pn.markx-rightkern + if prevdisc then + local done=false + if post then + local i=p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + if use_advance then + setfield(post,"xadvance",leftkern) + else + insert_node_after(post,posttail,newkern(leftkern)) + done=true + end + end + end + end + if replace then + local i=p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + if use_advance then + setfield(replace,"xadvance",leftkern) + else + insert_node_after(replace,replacetail,newkern(leftkern)) + done=true + end + end + end else - - - if false then - local leftkern=pp.leftkern - if leftkern then - ox=px-pn.markx-leftkern - else - ox=px-pn.markx + local i=p.emptyinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setfield(prev,"replace",newkern(leftkern)) end - else - ox=px-pn.markx end end - else - ox=px-pn.markx - local wn=getfield(n,"width") - if wn~=0 then - pn.leftkern=-wn/2 - pn.rightkern=-wn/2 + if done then + setdisc(prevdisc,pre,post,replace) end end - setfield(n,"xoffset",ox) - local py=getfield(p,"yoffset") - local oy=getfield(n,"yoffset")+py+pn.marky - setfield(n,"yoffset",oy) - else end end - end - end -end -local function inject_cursives(glyphs,glyphi,nofglyphs) - local cursiveanchor,lastanchor=nil,nil - local minc,maxc,last=0,0,nil - for i=1,nofglyphs do - local n=glyphs[i] - local pn=rawget(properties,n) - if pn then - pn=rawget(pn,glyphi[i]) - end - if pn then - local cursivex=pn.cursivex - if cursivex then - if cursiveanchor then - if cursivex~=0 then - pn.leftkern=(pn.leftkern or 0)+cursivex + prevdisc=nil + prevglyph=current + elseif id==disc_code then + pre,post,replace,pretail,posttail,replacetail=getdisc(current,true) + local done=false + if pre then + for n in traverse_char(pre) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.preinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + if use_advance then + setfield(pre,"xoffset",leftkern) + setfield(pre,"xadvance",leftkern) + else + pre=insert_node_before(pre,n,newkern(leftkern)) + done=true + end + end + end + end + end + end + if post then + for n in traverse_char(post) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + if use_advance then + setfield(post,"xoffset",leftkern) + setfield(post,"xadvance",leftkern) + else + post=insert_node_before(post,n,newkern(leftkern)) + done=true + end + end + end end - if lastanchor then - if maxc==0 then - minc=lastanchor + end + end + if replace then + for n in traverse_char(replace) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + if use_advance then + setfield(replace,"xoffset",leftkern) + setfield(replace,"xadvance",leftkern) + else + replace=insert_node_before(replace,n,newkern(leftkern)) + done=true + end + end end - maxc=lastanchor - properties[cursiveanchor].cursivedy=pn.cursivey - end - last=n - else - maxc=0 - end - elseif maxc>0 then - local ny=getfield(n,"yoffset") - for i=maxc,minc,-1 do - local ti=glyphs[i] - ny=ny+properties[ti].cursivedy - setfield(ti,"yoffset",ny) - end - maxc=0 - end - if pn.cursiveanchor then - cursiveanchor=n - lastanchor=i - else - cursiveanchor=nil - lastanchor=nil - if maxc>0 then - local ny=getfield(n,"yoffset") - for i=maxc,minc,-1 do - local ti=glyphs[i] - ny=ny+properties[ti].cursivedy - setfield(ti,"yoffset",ny) end - maxc=0 end end - elseif maxc>0 then - local ny=getfield(n,"yoffset") - for i=maxc,minc,-1 do - local ti=glyphs[i] - ny=ny+properties[ti].cursivedy - setfield(ti,"yoffset",getfield(ti,"yoffset")+ny) + if done then + setdisc(current,pre,post,replace) end - maxc=0 - cursiveanchor=nil - lastanchor=nil - end - end - if last and maxc>0 then - local ny=getfield(last,"yoffset") - for i=maxc,minc,-1 do - local ti=glyphs[i] - ny=ny+properties[ti].cursivedy - setfield(ti,"yoffset",ny) - end - end -end -local function inject_kerns(head,glist,ilist,length) - for i=1,length do - local n=glist[i] - local pn=rawget(properties,n) - if pn then - local dp=nil - local dr=nil - local ni=ilist[i] - local p=nil - if ni=="injections" then - p=getprev(n) - if p then - local id=getid(p) - if id==disc_code then - dp=getfield(p,"post") - dr=getfield(p,"replace") - end - end - end - if dp then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(dp) - insert_node_after(dp,t,newkern(leftkern)) - setfield(p,"post",dp) - end - end - end - if dr then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(dr) - insert_node_after(dr,t,newkern(leftkern)) - setfield(p,"replace",dr) - end - end - else - local i=rawget(pn,ni) - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - insert_node_before(head,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - end - end - end - end - end -end -local function inject_everything(head,where) - head=tonut(head) - if trace_injections then - trace(head,"everything") - end - local glyphs,glyphi,nofglyphs,marks,marki,nofmarks=collect_glyphs(head,nofregisteredpairs>0) - if nofglyphs>0 then - if nofregisteredcursives>0 then - inject_cursives(glyphs,glyphi,nofglyphs) - end - if nofregisteredmarks>0 then - inject_marks(marks,marki,nofmarks) + prevglyph=nil + prevdisc=current + else + prevglyph=nil + prevdisc=nil end - inject_kerns(head,glyphs,glyphi,nofglyphs) + prev=current + current=next end - if nofmarks>0 then - inject_kerns(head,marks,marki,nofmarks) - end if keepregisteredcounts then keepregisteredcounts=false else nofregisteredkerns=0 - nofregisteredpairs=0 - nofregisteredmarks=0 - nofregisteredcursives=0 end return tonode(head),true end -local function inject_kerns_only(head,where) +local function inject_pairs_only(head,where) head=tonut(head) if trace_injections then - trace(head,"kerns") + trace(head,"pairs") end - local n=head - local p=nil - while n do - local id=getid(n) + local current=head + local prev=nil + local next=nil + local prevdisc=nil + local prevglyph=nil + local pre=nil + local post=nil + local replace=nil + local pretail=nil + local posttail=nil + local replacetail=nil + while current do + local id=getid(current) + local next=getnext(current) if id==glyph_code then - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - if p then - local d=getfield(p,"post") - if d then - local i=rawget(pn,"postinjections") + if getsubtype(current)<256 then + local p=rawget(properties,current) + if p then + local i=p.injections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(current,"yoffset",yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + insert_node_before(head,current,newkern(leftkern)) + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(head,current,newkern(rightkern)) + end + else + local i=p.emptyinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + if next and getid(next)==disc_code then + if replace then + else + setfield(next,"replace",newkern(rightkern)) + end + end + end + end + end + if prevdisc then + local done=false + if post then + local i=p.postinjections if i then local leftkern=i.leftkern if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"post",d) + insert_node_after(post,posttail,newkern(leftkern)) + done=true end end end - local d=getfield(p,"replace") - if d then - local i=rawget(pn,"replaceinjections") + if replace then + local i=p.replaceinjections if i then local leftkern=i.leftkern if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"replace",d) + insert_node_after(replace,replacetail,newkern(leftkern)) + done=true end end else - local i=rawget(pn,"injections") + local i=p.emptyinjections if i then local leftkern=i.leftkern if leftkern and leftkern~=0 then - setfield(p,"replace",newkern(leftkern)) + setfield(prev,"replace",newkern(leftkern)) end end end - else - local i=rawget(pn,"injections") + if done then + setdisc(prevdisc,pre,post,replace) + end + end + end + end + prevdisc=nil + prevglyph=current + elseif id==disc_code then + pre,post,replace,pretail,posttail,replacetail=getdisc(current,true) + local done=false + if pre then + for n in traverse_char(pre) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.preinjections if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(n,"yoffset",yoffset) + end local leftkern=i.leftkern if leftkern and leftkern~=0 then - head=insert_node_before(head,n,newkern(leftkern)) + pre=insert_node_before(pre,n,newkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(pre,n,newkern(rightkern)) + done=true end end end end end - p=nil - elseif id==disc_code then - local d=getfield(n,"pre") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"preinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end + if post then + for n in traverse_char(post) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.postinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(n,"yoffset",yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + post=insert_node_before(post,n,newkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(post,n,newkern(rightkern)) + done=true end end - else - break end end - if h~=d then - setfield(n,"pre",h) - end end - local d=getfield(n,"post") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end + if replace then + for n in traverse_char(replace) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.replaceinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(n,"yoffset",yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=insert_node_before(replace,n,newkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(replace,n,newkern(rightkern)) + done=true end end - else - break end end - if h~=d then - setfield(n,"post",h) - end end - local d=getfield(n,"replace") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end + if prevglyph then + if pre then + local p=rawget(properties,prevglyph) + if p then + local i=p.preinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + pre=insert_node_before(pre,pre,newkern(rightkern)) + done=true end end - else - break end end - if h~=d then - setfield(n,"replace",h) + if replace then + local p=rawget(properties,prevglyph) + if p then + local i=p.replaceinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + replace=insert_node_before(replace,replace,newkern(rightkern)) + done=true + end + end + end end end - p=n + if done then + setdisc(current,pre,post,replace) + end + prevglyph=nil + prevdisc=current else - p=nil + prevglyph=nil + prevdisc=nil end - n=getnext(n) + prev=current + current=next end if keepregisteredcounts then keepregisteredcounts=false @@ -11089,185 +17122,484 @@ local function inject_kerns_only(head,where) end return tonode(head),true end -local function inject_pairs_only(head,where) +local function showoffset(n,flag) + local o=getfield(n,"xoffset") + if o==0 then + o=getfield(n,"yoffset") + end + if o~=0 then + setcolor(n,flag and "darkred" or "darkgreen") + else + resetcolor(n) + end +end +local function inject_everything(head,where) head=tonut(head) if trace_injections then - trace(head,"pairs") + trace(head,"everything") end - local n=head - local p=nil - while n do - local id=getid(n) + local hascursives=nofregisteredcursives>0 + local hasmarks=nofregisteredmarks>0 + local current=head + local last=nil + local font=font + local markdata=nil + local prev=nil + local next=nil + local prevdisc=nil + local prevglyph=nil + local pre=nil + local post=nil + local replace=nil + local pretail=nil + local posttail=nil + local replacetail=nil + local cursiveanchor=nil + local minc=0 + local maxc=0 + local glyphs={} + local marks={} + local nofmarks=0 + local function processmark(p,n,pn) + local px=getfield(p,"xoffset") + local ox=0 + local rightkern=nil + local pp=rawget(properties,p) + if pp then + pp=pp.injections + if pp then + rightkern=pp.rightkern + end + end + if rightkern then + if pn.markdir<0 then + ox=px-pn.markx-rightkern + else + if false then + local leftkern=pp.leftkern + if leftkern then + ox=px-pn.markx-leftkern + else + ox=px-pn.markx + end + else + ox=px-pn.markx + end + end + else + ox=px-pn.markx + local wn=getfield(n,"width") + if wn~=0 then + pn.leftkern=-wn/2 + pn.rightkern=-wn/2 + end + end + local oy=getfield(n,"yoffset")+getfield(p,"yoffset")+pn.marky + setfield(n,"xoffset",ox) + setfield(n,"yoffset",oy) + if trace_marks then + showoffset(n,true) + end + end + while current do + local id=getid(current) + local next=getnext(current) if id==glyph_code then - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - if p then - local d=getfield(p,"post") - if d then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"post",d) + if getsubtype(current)<256 then + local p=rawget(properties,current) + if p then + local i=p.injections + if i then + local pm=i.markbasenode + if pm then + nofmarks=nofmarks+1 + marks[nofmarks]=current + else + if hascursives then + local cursivex=i.cursivex + if cursivex then + if cursiveanchor then + if cursivex~=0 then + i.leftkern=(i.leftkern or 0)+cursivex + end + if maxc==0 then + minc=1 + maxc=1 + glyphs[1]=cursiveanchor + else + maxc=maxc+1 + glyphs[maxc]=cursiveanchor + end + properties[cursiveanchor].cursivedy=i.cursivey + last=current + else + maxc=0 + end + elseif maxc>0 then + local ny=getfield(current,"yoffset") + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setfield(ti,"yoffset",ny) + if trace_cursive then + showoffset(ti) + end + end + maxc=0 + cursiveanchor=nil + end + if i.cursiveanchor then + cursiveanchor=current + else + if maxc>0 then + local ny=getfield(current,"yoffset") + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setfield(ti,"yoffset",ny) + if trace_cursive then + showoffset(ti) + end + end + maxc=0 + end + cursiveanchor=nil end end + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(current,"yoffset",yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + insert_node_before(head,current,newkern(leftkern)) + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(head,current,newkern(rightkern)) + end end - local d=getfield(p,"replace") - if d then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"replace",d) + else + local i=p.emptyinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + if next and getid(next)==disc_code then + if replace then + else + setfield(next,"replace",newkern(rightkern)) + end end end - else - local i=rawget(pn,"injections") - if i then + end + end + if prevdisc then + if p then + local done=false + if post then + local i=p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + insert_node_after(post,posttail,newkern(leftkern)) + done=true + end + end + end + if replace then + local i=p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + insert_node_after(replace,replacetail,newkern(leftkern)) + done=true + end + end + else + local i=p.emptyinjections local leftkern=i.leftkern if leftkern and leftkern~=0 then - setfield(p,"replace",newkern(leftkern)) + setfield(prev,"replace",newkern(leftkern)) end end + if done then + setdisc(prevdisc,pre,post,replace) + end end - else - local i=rawget(pn,"injections") + end + else + if hascursives and maxc>0 then + local ny=getfield(current,"yoffset") + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setfield(ti,"yoffset",getfield(ti,"yoffset")+ny) + end + maxc=0 + cursiveanchor=nil + end + end + end + prevdisc=nil + prevglyph=current + elseif id==disc_code then + pre,post,replace,pretail,posttail,replacetail=getdisc(current,true) + local done=false + if pre then + for n in traverse_char(pre) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.preinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(n,"yoffset",yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + pre=insert_node_before(pre,n,newkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(pre,n,newkern(rightkern)) + done=true + end + end + if hasmarks then + local pm=i.markbasenode + if pm then + processmark(pm,current,i) + end + end + end + end + end + if post then + for n in traverse_char(post) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.postinjections if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(n,"yoffset",yoffset) + end local leftkern=i.leftkern if leftkern and leftkern~=0 then - head=insert_node_before(head,n,newkern(leftkern)) + post=insert_node_before(post,n,newkern(leftkern)) + done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) + insert_node_after(post,n,newkern(rightkern)) + done=true end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) + end + if hasmarks then + local pm=i.markbasenode + if pm then + processmark(pm,current,i) end end end end end - p=nil - elseif id==disc_code then - local d=getfield(n,"pre") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"preinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end + if replace then + for n in traverse_char(replace) do + local p=rawget(properties,n) + if p then + local i=p.injections or p.replaceinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setfield(n,"yoffset",yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=insert_node_before(replace,n,newkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(replace,n,newkern(rightkern)) + done=true + end + end + if hasmarks then + local pm=i.markbasenode + if pm then + processmark(pm,current,i) end end - else - break end end - if h~=d then - setfield(n,"pre",h) - end end - local d=getfield(n,"post") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end + if prevglyph then + if pre then + local p=rawget(properties,prevglyph) + if p then + local i=p.preinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + pre=insert_node_before(pre,pre,newkern(rightkern)) + done=true end end - else - break end end - if h~=d then - setfield(n,"post",h) - end - end - local d=getfield(n,"replace") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end + if replace then + local p=rawget(properties,prevglyph) + if p then + local i=p.replaceinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + replace=insert_node_before(replace,replace,newkern(rightkern)) + done=true end end - else - break end end - if h~=d then - setfield(n,"replace",h) - end end - p=n + if done then + setdisc(current,pre,post,replace) + end + prevglyph=nil + prevdisc=current else - p=nil + prevglyph=nil + prevdisc=nil end - n=getnext(n) + prev=current + current=next + end + if hascursives and maxc>0 then + local ny=getfield(last,"yoffset") + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setfield(ti,"yoffset",ny) + if trace_cursive then + showoffset(ti) + end + end + end + if nofmarks>0 then + for i=1,nofmarks do + local m=marks[i] + local p=rawget(properties,m) + local i=p.injections + local b=i.markbasenode + processmark(b,m,i) + end + elseif hasmarks then end if keepregisteredcounts then keepregisteredcounts=false else - nofregisteredpairs=0 nofregisteredkerns=0 + nofregisteredpairs=0 + nofregisteredmarks=0 + nofregisteredcursives=0 end return tonode(head),true end +local triggers=false +function nodes.injections.setspacekerns(font,sequence) + if triggers then + triggers[font]=sequence + else + triggers={ [font]=sequence } + end +end +local function injectspaces(head) + if not triggers then + return head,false + end + local lastfont=nil + local spacekerns=nil + local leftkerns=nil + local rightkerns=nil + local factor=0 + local threshold=0 + local leftkern=false + local rightkern=false + local function updatefont(font,trig) + leftkerns=trig.left + rightkerns=trig.right + local par=parameters[font] + factor=par.factor + threshold=par.spacing.width-1 + lastfont=font + end + for n in traverse_id(glue_code,tonut(head)) do + local prev,next=getboth(n) + local prevchar=ischar(prev) + local nextchar=ischar(next) + if nextchar then + local font=getfont(next) + local trig=triggers[font] + if trig then + if lastfont~=font then + updatefont(font,trig) + end + if rightkerns then + rightkern=rightkerns[nextchar] + end + end + end + if prevchar then + local font=getfont(next) + local trig=triggers[font] + if trig then + if lastfont~=font then + updatefont(font,trig) + end + if leftkerns then + leftkern=leftkerns[prevchar] + end + end + end + if leftkern then + local old=getfield(n,"width") + if old>=threshold then + if rightkern then + local new=old+(leftkern+rightkern)*factor + if trace_spaces then + report_spaces("%C [%p -> %p] %C",prevchar,old,new,nextchar) + end + setfield(n,"width",new) + leftkern=false + else + local new=old+leftkern*factor + if trace_spaces then + report_spaces("%C [%p -> %p]",prevchar,old,new) + end + setfield(n,"width",new) + end + end + leftkern=false + elseif rightkern then + local old=getfield(n,"width") + if old>=threshold then + local new=old+rightkern*factor + if trace_spaces then + report_spaces("[%p -> %p] %C",nextchar,old,new) + end + setfield(n,"width",new) + end + rightkern=false + end + end + triggers=false + return head,true +end function injections.handler(head,where) + if triggers then + head=injectspaces(head) + end if nofregisteredmarks>0 or nofregisteredcursives>0 then return inject_everything(head,where) elseif nofregisteredpairs>0 then @@ -11283,7 +17615,7 @@ end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['luatex-fonts-ota']={ +if not modules then modules={} end modules ['font-ota']={ version=1.001, comment="companion to font-otf.lua (analysing)", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", @@ -11306,21 +17638,22 @@ local tonut=nuts.tonut local getfield=nuts.getfield local getnext=nuts.getnext local getprev=nuts.getprev -local getid=nuts.getid +local getprev=nuts.getprev local getprop=nuts.getprop local setprop=nuts.setprop local getfont=nuts.getfont local getsubtype=nuts.getsubtype local getchar=nuts.getchar +local ischar=nuts.is_char local traverse_id=nuts.traverse_id local traverse_node_list=nuts.traverse local end_of_math=nuts.end_of_math local nodecodes=nodes.nodecodes -local glyph_code=nodecodes.glyph local disc_code=nodecodes.disc local math_code=nodecodes.math local fontdata=fonts.hashes.identifiers local categories=characters and characters.categories or {} +local chardata=characters and characters.data local otffeatures=fonts.constructors.newfeatures("otf") local registerotffeature=otffeatures.register local s_init=1 local s_rphf=7 @@ -11332,7 +17665,10 @@ local s_rest=6 local states={ init=s_init, medi=s_medi, + med2=s_medi, fina=s_fina, + fin2=s_fina, + fin3=s_fina, isol=s_isol, mark=s_mark, rest=s_rest, @@ -11345,7 +17681,10 @@ local states={ local features={ init=s_init, medi=s_medi, + med2=s_medi, fina=s_fina, + fin2=s_fina, + fin3=s_fina, isol=s_isol, rphf=s_rphf, half=s_half, @@ -11363,10 +17702,9 @@ function analyzers.setstate(head,font) local first,last,current,n,done=nil,nil,head,0,false current=tonut(current) while current do - local id=getid(current) - if id==glyph_code and getfont(current)==font then + local char,id=ischar(current,font) + if char and not getprop(current,a_state) then done=true - local char=getchar(current) local d=descriptions[char] if d then if d.class=="mark" then @@ -11390,6 +17728,16 @@ function analyzers.setstate(head,font) end first,last,n=nil,nil,0 end + elseif char==false then + if first and first==last then + setprop(last,a_state,s_isol) + elseif last then + setprop(last,a_state,s_fina) + end + first,last,n=nil,nil,0 + if id==math_code then + current=end_of_math(current) + end elseif id==disc_code then setprop(current,a_state,s_medi) last=current @@ -11454,107 +17802,6 @@ registerotffeature { } } methods.latn=analyzers.setstate -local tatweel=0x0640 -local zwnj=0x200C -local zwj=0x200D -local isolated={ - [0x0600]=true,[0x0601]=true,[0x0602]=true,[0x0603]=true, - [0x0604]=true, - [0x0608]=true,[0x060B]=true,[0x0621]=true,[0x0674]=true, - [0x06DD]=true, - [0x0856]=true,[0x0858]=true,[0x0857]=true, - [0x07FA]=true, - [zwnj]=true, - [0x08AD]=true, -} -local final={ - [0x0622]=true,[0x0623]=true,[0x0624]=true,[0x0625]=true, - [0x0627]=true,[0x0629]=true,[0x062F]=true,[0x0630]=true, - [0x0631]=true,[0x0632]=true,[0x0648]=true,[0x0671]=true, - [0x0672]=true,[0x0673]=true,[0x0675]=true,[0x0676]=true, - [0x0677]=true,[0x0688]=true,[0x0689]=true,[0x068A]=true, - [0x068B]=true,[0x068C]=true,[0x068D]=true,[0x068E]=true, - [0x068F]=true,[0x0690]=true,[0x0691]=true,[0x0692]=true, - [0x0693]=true,[0x0694]=true,[0x0695]=true,[0x0696]=true, - [0x0697]=true,[0x0698]=true,[0x0699]=true,[0x06C0]=true, - [0x06C3]=true,[0x06C4]=true,[0x06C5]=true,[0x06C6]=true, - [0x06C7]=true,[0x06C8]=true,[0x06C9]=true,[0x06CA]=true, - [0x06CB]=true,[0x06CD]=true,[0x06CF]=true,[0x06D2]=true, - [0x06D3]=true,[0x06D5]=true,[0x06EE]=true,[0x06EF]=true, - [0x0759]=true,[0x075A]=true,[0x075B]=true,[0x076B]=true, - [0x076C]=true,[0x0771]=true,[0x0773]=true,[0x0774]=true, - [0x0778]=true,[0x0779]=true, - [0x08AA]=true,[0x08AB]=true,[0x08AC]=true, - [0xFEF5]=true,[0xFEF7]=true,[0xFEF9]=true,[0xFEFB]=true, - [0x0710]=true,[0x0715]=true,[0x0716]=true,[0x0717]=true, - [0x0718]=true,[0x0719]=true,[0x0728]=true,[0x072A]=true, - [0x072C]=true,[0x071E]=true, - [0x072F]=true,[0x074D]=true, - [0x0840]=true,[0x0849]=true,[0x0854]=true,[0x0846]=true, - [0x084F]=true, - [0x08AE]=true,[0x08B1]=true,[0x08B2]=true, -} -local medial={ - [0x0626]=true,[0x0628]=true,[0x062A]=true,[0x062B]=true, - [0x062C]=true,[0x062D]=true,[0x062E]=true,[0x0633]=true, - [0x0634]=true,[0x0635]=true,[0x0636]=true,[0x0637]=true, - [0x0638]=true,[0x0639]=true,[0x063A]=true,[0x063B]=true, - [0x063C]=true,[0x063D]=true,[0x063E]=true,[0x063F]=true, - [0x0641]=true,[0x0642]=true,[0x0643]=true, - [0x0644]=true,[0x0645]=true,[0x0646]=true,[0x0647]=true, - [0x0649]=true,[0x064A]=true,[0x066E]=true,[0x066F]=true, - [0x0678]=true,[0x0679]=true,[0x067A]=true,[0x067B]=true, - [0x067C]=true,[0x067D]=true,[0x067E]=true,[0x067F]=true, - [0x0680]=true,[0x0681]=true,[0x0682]=true,[0x0683]=true, - [0x0684]=true,[0x0685]=true,[0x0686]=true,[0x0687]=true, - [0x069A]=true,[0x069B]=true,[0x069C]=true,[0x069D]=true, - [0x069E]=true,[0x069F]=true,[0x06A0]=true,[0x06A1]=true, - [0x06A2]=true,[0x06A3]=true,[0x06A4]=true,[0x06A5]=true, - [0x06A6]=true,[0x06A7]=true,[0x06A8]=true,[0x06A9]=true, - [0x06AA]=true,[0x06AB]=true,[0x06AC]=true,[0x06AD]=true, - [0x06AE]=true,[0x06AF]=true,[0x06B0]=true,[0x06B1]=true, - [0x06B2]=true,[0x06B3]=true,[0x06B4]=true,[0x06B5]=true, - [0x06B6]=true,[0x06B7]=true,[0x06B8]=true,[0x06B9]=true, - [0x06BA]=true,[0x06BB]=true,[0x06BC]=true,[0x06BD]=true, - [0x06BE]=true,[0x06BF]=true,[0x06C1]=true,[0x06C2]=true, - [0x06CC]=true,[0x06CE]=true,[0x06D0]=true,[0x06D1]=true, - [0x06FA]=true,[0x06FB]=true,[0x06FC]=true,[0x06FF]=true, - [0x0750]=true,[0x0751]=true,[0x0752]=true,[0x0753]=true, - [0x0754]=true,[0x0755]=true,[0x0756]=true,[0x0757]=true, - [0x0758]=true,[0x075C]=true,[0x075D]=true,[0x075E]=true, - [0x075F]=true,[0x0760]=true,[0x0761]=true,[0x0762]=true, - [0x0763]=true,[0x0764]=true,[0x0765]=true,[0x0766]=true, - [0x0767]=true,[0x0768]=true,[0x0769]=true,[0x076A]=true, - [0x076D]=true,[0x076E]=true,[0x076F]=true,[0x0770]=true, - [0x0772]=true,[0x0775]=true,[0x0776]=true,[0x0777]=true, - [0x077A]=true,[0x077B]=true,[0x077C]=true,[0x077D]=true, - [0x077E]=true,[0x077F]=true, - [0x08A0]=true,[0x08A2]=true,[0x08A4]=true,[0x08A5]=true, - [0x08A6]=true,[0x0620]=true,[0x08A8]=true,[0x08A9]=true, - [0x08A7]=true,[0x08A3]=true, - [0x0712]=true,[0x0713]=true,[0x0714]=true,[0x071A]=true, - [0x071B]=true,[0x071C]=true,[0x071D]=true,[0x071F]=true, - [0x0720]=true,[0x0721]=true,[0x0722]=true,[0x0723]=true, - [0x0724]=true,[0x0725]=true,[0x0726]=true,[0x0727]=true, - [0x0729]=true,[0x072B]=true,[0x072D]=true,[0x072E]=true, - [0x074E]=true,[0x074F]=true, - [0x0841]=true,[0x0842]=true,[0x0843]=true,[0x0844]=true, - [0x0845]=true,[0x0847]=true,[0x0848]=true,[0x0855]=true, - [0x0851]=true,[0x084E]=true,[0x084D]=true,[0x084A]=true, - [0x084B]=true,[0x084C]=true,[0x0850]=true,[0x0852]=true, - [0x0853]=true, - [0x07D7]=true,[0x07E8]=true,[0x07D9]=true,[0x07EA]=true, - [0x07CA]=true,[0x07DB]=true,[0x07CC]=true,[0x07DD]=true, - [0x07CE]=true,[0x07DF]=true,[0x07D4]=true,[0x07E5]=true, - [0x07E9]=true,[0x07E7]=true,[0x07E3]=true,[0x07E2]=true, - [0x07E0]=true,[0x07E1]=true,[0x07DE]=true,[0x07DC]=true, - [0x07D1]=true,[0x07DA]=true,[0x07D8]=true,[0x07D6]=true, - [0x07D2]=true,[0x07D0]=true,[0x07CF]=true,[0x07CD]=true, - [0x07CB]=true,[0x07D3]=true,[0x07E4]=true,[0x07D5]=true, - [0x07E6]=true, - [tatweel]=true,[zwj]=true, - [0x08A1]=true,[0x08AF]=true,[0x08B0]=true, -} local arab_warned={} local function warning(current,what) local char=getchar(current) @@ -11563,92 +17810,173 @@ local function warning(current,what) arab_warned[char]=true end end -local function finish(first,last) - if last then - if first==last then - local fc=getchar(first) - if medial[fc] or final[fc] then - setprop(first,a_state,s_isol) - else - warning(first,"isol") - setprop(first,a_state,s_error) - end - else - local lc=getchar(last) - if medial[lc] or final[lc] then - setprop(last,a_state,s_fina) - else - warning(last,"fina") - setprop(last,a_state,s_error) +local mappers={ + l=s_init, + d=s_medi, + c=s_medi, + r=s_fina, + u=s_isol, +} +local classifiers=characters.classifiers +if not classifiers then + local first_arabic,last_arabic=characters.blockrange("arabic") + local first_syriac,last_syriac=characters.blockrange("syriac") + local first_mandiac,last_mandiac=characters.blockrange("mandiac") + local first_nko,last_nko=characters.blockrange("nko") + classifiers=table.setmetatableindex(function(t,k) + local c=chardata[k] + local v=false + if c then + local arabic=c.arabic + if arabic then + v=mappers[arabic] + if not v then + log.report("analyze","error in mapping arabic %C",k) + v=false + end + elseif k>=first_arabic and k<=last_arabic or k>=first_syriac and k<=last_syriac or + k>=first_mandiac and k<=last_mandiac or k>=first_nko and k<=last_nko then + if categories[k]=="mn" then + v=s_mark + else + v=s_rest + end end end - first,last=nil,nil - elseif first then - local fc=getchar(first) - if medial[fc] or final[fc] then - setprop(first,a_state,s_isol) - else - warning(first,"isol") - setprop(first,a_state,s_error) - end - first=nil - end - return first,last + t[k]=v + return v + end) end function methods.arab(head,font,attr) - local useunicodemarks=analyzers.useunicodemarks - local tfmdata=fontdata[font] - local marks=tfmdata.resources.marks - local first,last,current,done=nil,nil,head,false + local first,last=nil,nil + local c_first,c_last=nil,nil + local current,done=head,false current=tonut(current) while current do - local id=getid(current) - if id==glyph_code and getfont(current)==font and getsubtype(current)<256 and not getprop(current,a_state) then + local char,id=ischar(current,font) + if char and not getprop(current,a_state) then done=true - local char=getchar(current) - if marks[char] or (useunicodemarks and categories[char]=="mn") then + local classifier=classifiers[char] + if not classifier then + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end + elseif classifier==s_mark then setprop(current,a_state,s_mark) - elseif isolated[char] then - first,last=finish(first,last) + elseif classifier==s_isol then + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end setprop(current,a_state,s_isol) - first,last=nil,nil - elseif not first then - if medial[char] then + elseif classifier==s_medi then + if first then + last=current + c_last=classifier + setprop(current,a_state,s_medi) + else setprop(current,a_state,s_init) - first,last=first or current,current - elseif final[char] then - setprop(current,a_state,s_isol) - first,last=nil,nil - else - first,last=finish(first,last) + first=current + c_first=classifier end - elseif medial[char] then - first,last=first or current,current - setprop(current,a_state,s_medi) - elseif final[char] then - if getprop(last,a_state)~=s_init then - setprop(last,a_state,s_medi) + elseif classifier==s_fina then + if last then + if getprop(last,a_state)~=s_init then + setprop(last,a_state,s_medi) + end + setprop(current,a_state,s_fina) + first,last=nil,nil + elseif first then + setprop(current,a_state,s_fina) + first=nil + else + setprop(current,a_state,s_isol) end - setprop(current,a_state,s_fina) - first,last=nil,nil - elseif char>=0x0600 and char<=0x06FF then - setprop(current,a_state,s_rest) - first,last=finish(first,last) else - first,last=finish(first,last) + setprop(current,a_state,s_rest) + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end end else - if first or last then - first,last=finish(first,last) + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil end - if id==math_code then + if id==math_code then current=end_of_math(current) end end current=getnext(current) end - if first or last then - finish(first,last) + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end end return head,done end @@ -11663,7 +17991,7 @@ end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['font-otn']={ +if not modules then modules={} end modules ['font-ots']={ version=1.001, comment="companion to font-ini.mkiv", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", @@ -11673,6 +18001,7 @@ if not modules then modules={} end modules ['font-otn']={ local type,next,tonumber=type,next,tonumber local random=math.random local formatters=string.formatters +local insert=table.insert local logs,trackers,nodes,attributes=logs,trackers,nodes,attributes local registertracker=trackers.register local registerdirective=directives.register @@ -11697,19 +18026,19 @@ local trace_directions=false registertracker("otf.directions",function(v) trace_ local trace_kernruns=false registertracker("otf.kernruns",function(v) trace_kernruns=v end) local trace_discruns=false registertracker("otf.discruns",function(v) trace_discruns=v end) local trace_compruns=false registertracker("otf.compruns",function(v) trace_compruns=v end) +local trace_testruns=false registertracker("otf.testruns",function(v) trace_testruns=v end) local quit_on_no_replacement=true local zwnjruns=true +local optimizekerns=true registerdirective("otf.zwnjruns",function(v) zwnjruns=v end) registerdirective("otf.chain.quitonnoreplacement",function(value) quit_on_no_replacement=value end) local report_direct=logs.reporter("fonts","otf direct") local report_subchain=logs.reporter("fonts","otf subchain") local report_chain=logs.reporter("fonts","otf chain") local report_process=logs.reporter("fonts","otf process") -local report_prepare=logs.reporter("fonts","otf prepare") local report_warning=logs.reporter("fonts","otf warning") local report_run=logs.reporter("fonts","otf run") -registertracker("otf.verbose_chain",function(v) otf.setcontextchain(v and "verbose") end) -registertracker("otf.normal_chain",function(v) otf.setcontextchain(v and "normal") end) +local report_check=logs.reporter("fonts","otf check") registertracker("otf.replacements","otf.singles,otf.multiples,otf.alternatives,otf.ligatures") registertracker("otf.positions","otf.marks,otf.kerns,otf.cursive") registertracker("otf.actions","otf.replacements,otf.positions") @@ -11724,6 +18053,8 @@ local getnext=nuts.getnext local setnext=nuts.setnext local getprev=nuts.getprev local setprev=nuts.setprev +local getboth=nuts.getboth +local setboth=nuts.setboth local getid=nuts.getid local getattr=nuts.getattr local setattr=nuts.setattr @@ -11734,6 +18065,10 @@ local getsubtype=nuts.getsubtype local setsubtype=nuts.setsubtype local getchar=nuts.getchar local setchar=nuts.setchar +local getdisc=nuts.getdisc +local setdisc=nuts.setdisc +local setlink=nuts.setlink +local ischar=nuts.is_char local insert_node_before=nuts.insert_before local insert_node_after=nuts.insert_after local delete_node=nuts.delete @@ -11764,7 +18099,6 @@ local discretionary_code=disccodes.discretionary local ligature_code=glyphcodes.ligature local privateattribute=attributes.private local a_state=privateattribute('state') -local a_cursbase=privateattribute('cursbase') local injections=nodes.injections local setmark=injections.setmark local setcursive=injections.setcursive @@ -11784,23 +18118,26 @@ otf.defaultnodealternate="none" local tfmdata=false local characters=false local descriptions=false -local resources=false local marks=false local currentfont=false -local lookuptable=false -local anchorlookups=false -local lookuptypes=false -local lookuptags=false -local handlers={} -local rlmode=0 -local featurevalue=false -local sweephead={} +local factor=0 +local threshold=0 local sweepnode=nil local sweepprev=nil local sweepnext=nil +local sweephead={} local notmatchpre={} local notmatchpost={} local notmatchreplace={} +local handlers={} +local function isspace(n) + if getid(n)==glue_code then + local w=getfield(n,"width") + if w>=threshold then + return 32 + end + end +end local checkstep=(nodes and nodes.tracers and nodes.tracers.steppers.check) or function() end local registerstep=(nodes and nodes.tracers and nodes.tracers.steppers.register) or function() end local registermessage=(nodes and nodes.tracers and nodes.tracers.steppers.message) or function() end @@ -11840,21 +18177,26 @@ local function gref(n) return "" end end -local function cref(kind,chainname,chainlookupname,lookupname,index) - if index then - return formatters["feature %a, chain %a, sub %a, lookup %a, index %a"](kind,chainname,chainlookupname,lookuptags[lookupname],index) - elseif lookupname then - return formatters["feature %a, chain %a, sub %a, lookup %a"](kind,chainname,chainlookupname,lookuptags[lookupname]) - elseif chainlookupname then - return formatters["feature %a, chain %a, sub %a"](kind,lookuptags[chainname],lookuptags[chainlookupname]) - elseif chainname then - return formatters["feature %a, chain %a"](kind,lookuptags[chainname]) +local function cref(dataset,sequence,index) + if not dataset then + return "no valid dataset" + elseif index then + return formatters["feature %a, type %a, chain lookup %a, index %a"](dataset[4],sequence.type,sequence.name,index) else - return formatters["feature %a"](kind) + return formatters["feature %a, type %a, chain lookup %a"](dataset[4],sequence.type,sequence.name) end end -local function pref(kind,lookupname) - return formatters["feature %a, lookup %a"](kind,lookuptags[lookupname]) +local function pref(dataset,sequence) + return formatters["feature %a, type %a, lookup %a"](dataset[4],sequence.type,sequence.name) +end +local function mref(rlmode) + if not rlmode or rlmode==0 then + return "---" + elseif rlmode==-1 or rlmode=="+TRT" then + return "r2l" + else + return "l2r" + end end local function copy_glyph(g) local components=getfield(g,"components") @@ -11871,16 +18213,14 @@ local function copy_glyph(g) end end local function flattendisk(head,disc) - local replace=getfield(disc,"replace") + local _,_,replace,_,_,replacetail=getdisc(disc,true) setfield(disc,"replace",nil) free_node(disc) if head==disc then local next=getnext(disc) if replace then if next then - local tail=find_node_tail(replace) - setnext(tail,next) - setprev(next,tail) + setlink(replacetail,next) end return replace,replace elseif next then @@ -11889,47 +18229,36 @@ local function flattendisk(head,disc) return end else - local next=getnext(disc) - local prev=getprev(disc) + local prev,next=getboth(disc) if replace then - local tail=find_node_tail(replace) if next then - setnext(tail,next) - setprev(next,tail) + setlink(replacetail,next) end - setnext(prev,replace) - setprev(replace,prev) + setlink(prev,replace) return head,replace else - if next then - setprev(next,prev) - end - setnext(prev,next) + setlink(prev,next) return head,next end end end local function appenddisc(disc,list) - local post=getfield(disc,"post") - local replace=getfield(disc,"replace") - local phead=list - local rhead=copy_node_list(list) - local ptail=find_node_tail(post) - local rtail=find_node_tail(replace) + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc,true) + local posthead=list + local replacehead=copy_node_list(list) if post then - setnext(ptail,phead) - setprev(phead,ptail) + setlink(posttail,posthead) else - setfield(disc,"post",phead) + post=phead end if replace then - setnext(rtail,rhead) - setprev(rhead,rtail) + setlink(replacetail,replacehead) else - setfield(disc,"replace",rhead) + replace=rhead end + setdisc(disc,pre,post,replace) end -local function markstoligature(kind,lookupname,head,start,stop,char) +local function markstoligature(head,start,stop,char) if start==stop and getchar(start)==char then return head,start else @@ -11945,14 +18274,8 @@ local function markstoligature(kind,lookupname,head,start,stop,char) setchar(base,char) setsubtype(base,ligature_code) setfield(base,"components",start) - if prev then - setnext(prev,base) - end - if next then - setprev(next,base) - end - setnext(base,next) - setprev(base,prev) + setlink(prev,base) + setlink(base,next) return head,base end end @@ -11974,7 +18297,7 @@ local function getcomponentindex(start) end end local a_noligature=attributes.private("noligature") -local function toligature(kind,lookupname,head,start,stop,char,markflag,discfound) +local function toligature(head,start,stop,char,dataset,sequence,markflag,discfound) if getattr(start,a_noligature)==1 then return head,start end @@ -12005,8 +18328,7 @@ local function toligature(kind,lookupname,head,start,stop,char,markflag,discfoun if next then setprev(next,base) end - setprev(base,prev) - setnext(base,next) + setboth(base,prev,next) if not discfound then local deletemarks=markflag~="mark" local components=start @@ -12022,65 +18344,57 @@ local function toligature(kind,lookupname,head,start,stop,char,markflag,discfoun elseif not deletemarks then setligaindex(start,baseindex+getligaindex(start,componentindex)) if trace_marks then - logwarning("%s: keep mark %s, gets index %s",pref(kind,lookupname),gref(char),getligaindex(start)) + logwarning("%s: keep mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) end local n=copy_node(start) copyinjection(n,start) head,current=insert_node_after(head,current,n) elseif trace_marks then - logwarning("%s: delete mark %s",pref(kind,lookupname),gref(char)) + logwarning("%s: delete mark %s",pref(dataset,sequence),gref(char)) end start=getnext(start) end local start=getnext(current) - while start and getid(start)==glyph_code do - local char=getchar(start) - if marks[char] then - setligaindex(start,baseindex+getligaindex(start,componentindex)) - if trace_marks then - logwarning("%s: set mark %s, gets index %s",pref(kind,lookupname),gref(char),getligaindex(start)) + while start do + local char=ischar(start) + if char then + if marks[char] then + setligaindex(start,baseindex+getligaindex(start,componentindex)) + if trace_marks then + logwarning("%s: set mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) + end + start=getnext(start) + else + break end else break end - start=getnext(start) end else - local discprev=getprev(discfound) - local discnext=getnext(discfound) + local discprev,discnext=getboth(discfound) if discprev and discnext then - local pre=getfield(discfound,"pre") - local post=getfield(discfound,"post") - local replace=getfield(discfound,"replace") + local pre,post,replace,pretail,posttail,replacetail=getdisc(discfound,true) if not replace then local prev=getprev(base) local copied=copy_node_list(comp) setprev(discnext,nil) setnext(discprev,nil) if pre then - setnext(discprev,pre) - setprev(pre,discprev) + setlink(discprev,pre) end pre=comp if post then - local tail=find_node_tail(post) - setnext(tail,discnext) - setprev(discnext,tail) + setlink(posttail,discnext) setprev(post,nil) else post=discnext end - setnext(prev,discfound) - setprev(discfound,prev) - setnext(discfound,next) - setprev(next,discfound) - setnext(base,nil) - setprev(base,nil) + setlink(prev,discfound) + setlink(discfound,next) + setboth(base,nil,nil) setfield(base,"components",copied) - setfield(discfound,"pre",pre) - setfield(discfound,"post",post) - setfield(discfound,"replace",base) - setsubtype(discfound,discretionary_code) + setdisc(discfound,pre,post,base,discretionary_code) base=prev end end @@ -12098,12 +18412,7 @@ local function multiple_glyphs(head,start,multiple,ignoremarks) local n=copy_node(start) resetinjection(n) setchar(n,multiple[k]) - setprev(n,start) - setnext(n,sn) - if sn then - setprev(sn,n) - end - setnext(start,n) + insert_node_after(head,start,n) start=n end end @@ -12115,7 +18424,7 @@ local function multiple_glyphs(head,start,multiple,ignoremarks) return head,start,false end end -local function get_alternative_glyph(start,alternatives,value,trace_alternatives) +local function get_alternative_glyph(start,alternatives,value) local n=#alternatives if value=="random" then local r=random(1,n) @@ -12124,70 +18433,73 @@ local function get_alternative_glyph(start,alternatives,value,trace_alternatives return alternatives[1],trace_alternatives and formatters["value %a, taking %a"](value,1) elseif value=="last" then return alternatives[n],trace_alternatives and formatters["value %a, taking %a"](value,n) - else - value=tonumber(value) - if type(value)~="number" then - return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) - elseif value>n then - local defaultalt=otf.defaultnodealternate - if defaultalt=="first" then - return alternatives[n],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) - elseif defaultalt=="last" then - return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,n) - else - return false,trace_alternatives and formatters["invalid value %a, %s"](value,"out of range") - end - elseif value==0 then - return getchar(start),trace_alternatives and formatters["invalid value %a, %s"](value,"no change") - elseif value<1 then - return alternatives[1],trace_alternatives and formatters["invalid value %a, taking %a"](value,1) + end + value=value==true and 1 or tonumber(value) + if type(value)~="number" then + return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) + end + if value>n then + local defaultalt=otf.defaultnodealternate + if defaultalt=="first" then + return alternatives[n],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) + elseif defaultalt=="last" then + return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,n) else - return alternatives[value],trace_alternatives and formatters["value %a, taking %a"](value,value) + return false,trace_alternatives and formatters["invalid value %a, %s"](value,"out of range") end + elseif value==0 then + return getchar(start),trace_alternatives and formatters["invalid value %a, %s"](value,"no change") + elseif value<1 then + return alternatives[1],trace_alternatives and formatters["invalid value %a, taking %a"](value,1) + else + return alternatives[value],trace_alternatives and formatters["value %a, taking %a"](value,value) end end -function handlers.gsub_single(head,start,kind,lookupname,replacement) +function handlers.gsub_single(head,start,dataset,sequence,replacement) if trace_singles then - logprocess("%s: replacing %s by single %s",pref(kind,lookupname),gref(getchar(start)),gref(replacement)) + logprocess("%s: replacing %s by single %s",pref(dataset,sequence),gref(getchar(start)),gref(replacement)) end resetinjection(start) setchar(start,replacement) return head,start,true end -function handlers.gsub_alternate(head,start,kind,lookupname,alternative,sequence) - local value=featurevalue==true and tfmdata.shared.features[kind] or featurevalue - local choice,comment=get_alternative_glyph(start,alternative,value,trace_alternatives) +function handlers.gsub_alternate(head,start,dataset,sequence,alternative) + local kind=dataset[4] + local what=dataset[1] + local value=what==true and tfmdata.shared.features[kind] or what + local choice,comment=get_alternative_glyph(start,alternative,value) if choice then if trace_alternatives then - logprocess("%s: replacing %s by alternative %a to %s, %s",pref(kind,lookupname),gref(getchar(start)),choice,gref(choice),comment) + logprocess("%s: replacing %s by alternative %a to %s, %s",pref(dataset,sequence),gref(getchar(start)),gref(choice),comment) end resetinjection(start) setchar(start,choice) else if trace_alternatives then - logwarning("%s: no variant %a for %s, %s",pref(kind,lookupname),value,gref(getchar(start)),comment) + logwarning("%s: no variant %a for %s, %s",pref(dataset,sequence),value,gref(getchar(start)),comment) end end return head,start,true end -function handlers.gsub_multiple(head,start,kind,lookupname,multiple,sequence) +function handlers.gsub_multiple(head,start,dataset,sequence,multiple) if trace_multiples then - logprocess("%s: replacing %s by multiple %s",pref(kind,lookupname),gref(getchar(start)),gref(multiple)) + logprocess("%s: replacing %s by multiple %s",pref(dataset,sequence),gref(getchar(start)),gref(multiple)) end return multiple_glyphs(head,start,multiple,sequence.flags[1]) end -function handlers.gsub_ligature(head,start,kind,lookupname,ligature,sequence) - local s,stop=getnext(start),nil +function handlers.gsub_ligature(head,start,dataset,sequence,ligature) + local current=getnext(start) + local stop=nil local startchar=getchar(start) if marks[startchar] then - while s do - local id=getid(s) - if id==glyph_code and getfont(s)==currentfont and getsubtype(s)<256 then - local lg=ligature[getchar(s)] + while current do + local char=ischar(current,currentfont) + if char then + local lg=ligature[char] if lg then - stop=s + stop=current ligature=lg - s=getnext(s) + current=getnext(current) else break end @@ -12200,10 +18512,10 @@ function handlers.gsub_ligature(head,start,kind,lookupname,ligature,sequence) if lig then if trace_ligatures then local stopchar=getchar(stop) - head,start=markstoligature(kind,lookupname,head,start,stop,lig) - logprocess("%s: replacing %s upto %s by ligature %s case 1",pref(kind,lookupname),gref(startchar),gref(stopchar),gref(getchar(start))) + head,start=markstoligature(head,start,stop,lig) + logprocess("%s: replacing %s upto %s by ligature %s case 1",pref(dataset,sequence),gref(startchar),gref(stopchar),gref(getchar(start))) else - head,start=markstoligature(kind,lookupname,head,start,stop,lig) + head,start=markstoligature(head,start,stop,lig) end return head,start,true,false else @@ -12213,52 +18525,49 @@ function handlers.gsub_ligature(head,start,kind,lookupname,ligature,sequence) local skipmark=sequence.flags[1] local discfound=false local lastdisc=nil - while s do - local id=getid(s) - if id==glyph_code and getsubtype(s)<256 then - if getfont(s)==currentfont then - local char=getchar(s) - if skipmark and marks[char] then - s=getnext(s) - else - local lg=ligature[char] - if lg then - if not discfound and lastdisc then - discfound=lastdisc - lastdisc=nil - end - stop=s - ligature=lg - s=getnext(s) - else - break + while current do + local char,id=ischar(current,currentfont) + if char then + if skipmark and marks[char] then + current=getnext(current) + else + local lg=ligature[char] + if lg then + if not discfound and lastdisc then + discfound=lastdisc + lastdisc=nil end + stop=current + ligature=lg + current=getnext(current) + else + break end - else - break end + elseif char==false then + break elseif id==disc_code then - lastdisc=s - s=getnext(s) + lastdisc=current + current=getnext(current) else break end end - local lig=ligature.ligature + local lig=ligature.ligature if lig then if stop then if trace_ligatures then local stopchar=getchar(stop) - head,start=toligature(kind,lookupname,head,start,stop,lig,skipmark,discfound) - logprocess("%s: replacing %s upto %s by ligature %s case 2",pref(kind,lookupname),gref(startchar),gref(stopchar),gref(getchar(start))) + head,start=toligature(head,start,stop,lig,dataset,sequence,skipmark,discfound) + logprocess("%s: replacing %s upto %s by ligature %s case 2",pref(dataset,sequence),gref(startchar),gref(stopchar),gref(lig)) else - head,start=toligature(kind,lookupname,head,start,stop,lig,skipmark,discfound) + head,start=toligature(head,start,stop,lig,dataset,sequence,skipmark,discfound) end else resetinjection(start) setchar(start,lig) if trace_ligatures then - logprocess("%s: replacing %s by (no real) ligature %s case 3",pref(kind,lookupname),gref(startchar),gref(lig)) + logprocess("%s: replacing %s by (no real) ligature %s case 3",pref(dataset,sequence),gref(startchar),gref(lig)) end end return head,start,true,discfound @@ -12267,190 +18576,197 @@ function handlers.gsub_ligature(head,start,kind,lookupname,ligature,sequence) end return head,start,false,discfound end -function handlers.gpos_single(head,start,kind,lookupname,kerns,sequence,lookuphash,i,injection) +function handlers.gpos_single(head,start,dataset,sequence,kerns,rlmode,step,i,injection) local startchar=getchar(start) - local dx,dy,w,h=setpair(start,tfmdata.parameters.factor,rlmode,sequence.flags[4],kerns,injection) - if trace_kerns then - logprocess("%s: shifting single %s by (%p,%p) and correction (%p,%p)",pref(kind,lookupname),gref(startchar),dx,dy,w,h) + if step.format=="pair" then + local dx,dy,w,h=setpair(start,factor,rlmode,sequence.flags[4],kerns,injection) + if trace_kerns then + logprocess("%s: shifting single %s by (%p,%p) and correction (%p,%p)",pref(dataset,sequence),gref(startchar),dx,dy,w,h) + end + else + local k=setkern(start,factor,rlmode,kerns,injection) + if trace_kerns then + logprocess("%s: shifting single %s by %p",pref(dataset,sequence),gref(startchar),k) + end end return head,start,false end -function handlers.gpos_pair(head,start,kind,lookupname,kerns,sequence,lookuphash,i,injection) +function handlers.gpos_pair(head,start,dataset,sequence,kerns,rlmode,step,i,injection) local snext=getnext(start) if not snext then return head,start,false else local prev=start local done=false - local factor=tfmdata.parameters.factor - local lookuptype=lookuptypes[lookupname] - while snext and getid(snext)==glyph_code and getfont(snext)==currentfont and getsubtype(snext)<256 do - local nextchar=getchar(snext) - local krn=kerns[nextchar] - if not krn and marks[nextchar] then - prev=snext - snext=getnext(snext) - else - if not krn then - elseif type(krn)=="table" then - if lookuptype=="pair" then - local a,b=krn[2],krn[3] - if a and #a>0 then - local x,y,w,h=setpair(start,factor,rlmode,sequence.flags[4],a,injection) + while snext do + local nextchar=ischar(snext,currentfont) + if nextchar then + local krn=kerns[nextchar] + if not krn and marks[nextchar] then + prev=snext + snext=getnext(snext) + elseif not krn then + break + elseif step.format=="pair" then + local a,b=krn[1],krn[2] + if optimizekerns then + if not b and a[1]==0 and a[2]==0 and a[4]==0 then + local k=setkern(snext,factor,rlmode,a[3],injection) if trace_kerns then - local startchar=getchar(start) - logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p)",pref(kind,lookupname),gref(startchar),gref(nextchar),x,y,w,h) + logprocess("%s: shifting single %s by %p",pref(dataset,sequence),gref(nextchar),k) end + done=true + break end - if b and #b>0 then - local x,y,w,h=setpair(snext,factor,rlmode,sequence.flags[4],b,injection) - if trace_kerns then - local startchar=getchar(start) - logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p)",pref(kind,lookupname),gref(startchar),gref(nextchar),x,y,w,h) - end + end + if a and #a>0 then + local x,y,w,h=setpair(start,factor,rlmode,sequence.flags[4],a,injection) + if trace_kerns then + local startchar=getchar(start) + logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p) as %s",pref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h,injection or "injections") + end + end + if b and #b>0 then + local x,y,w,h=setpair(snext,factor,rlmode,sequence.flags[4],b,injection) + if trace_kerns then + local startchar=getchar(snext) + logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p) as %s",pref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h,injection or "injections") end - else - report_process("%s: check this out (old kern stuff)",pref(kind,lookupname)) end done=true + break elseif krn~=0 then local k=setkern(snext,factor,rlmode,krn,injection) if trace_kerns then - logprocess("%s: inserting kern %s between %s and %s",pref(kind,lookupname),k,gref(getchar(prev)),gref(nextchar)) + logprocess("%s: inserting kern %p between %s and %s as %s",pref(dataset,sequence),k,gref(getchar(prev)),gref(nextchar),injection or "injections") end done=true + break + else + break end + else break end end return head,start,done end end -function handlers.gpos_mark2base(head,start,kind,lookupname,markanchors,sequence) +function handlers.gpos_mark2base(head,start,dataset,sequence,markanchors,rlmode) local markchar=getchar(start) if marks[markchar] then local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",pref(kind,lookupname),gref(markchar)) - end - return head,start,false - end - end - end - local baseanchors=descriptions[basechar] - if baseanchors then - baseanchors=baseanchors.anchors - end - if baseanchors then - local baseanchors=baseanchors['basechar'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%p,%p)", - pref(kind,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break end - return head,start,true + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),2) end + return head,start,false end end - if trace_bugs then - logwarning("%s, no matching anchors for mark %s and base %s",pref(kind,lookupname),gref(markchar),gref(basechar)) + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar]) + if trace_marks then + logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%p,%p)", + pref(dataset,sequence),anchor,bound,gref(markchar),gref(basechar),dx,dy) end + return head,start,true end elseif trace_bugs then - onetimemessage(currentfont,basechar,"no base anchors",report_fonts) + logwarning("%s: nothing preceding, case %i",pref(dataset,sequence),1) end elseif trace_bugs then - logwarning("%s: prev node is no char",pref(kind,lookupname)) + logwarning("%s: nothing preceding, case %i",pref(dataset,sequence),2) end elseif trace_bugs then - logwarning("%s: mark %s is no mark",pref(kind,lookupname),gref(markchar)) + logwarning("%s: mark %s is no mark",pref(dataset,sequence),gref(markchar)) end return head,start,false end -function handlers.gpos_mark2ligature(head,start,kind,lookupname,markanchors,sequence) +function handlers.gpos_mark2ligature(head,start,dataset,sequence,markanchors,rlmode) local markchar=getchar(start) if marks[markchar] then local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",pref(kind,lookupname),gref(markchar)) - end - return head,start,false - end - end - end - local index=getligaindex(start) - local baseanchors=descriptions[basechar] - if baseanchors then - baseanchors=baseanchors.anchors - if baseanchors then - local baseanchors=baseanchors['baselig'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - ba=ba[index] - if ba then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, index %s, bound %s: anchoring mark %s to baselig %s at index %s => (%p,%p)", - pref(kind,lookupname),anchor,index,bound,gref(markchar),gref(basechar),index,dx,dy) - end - return head,start,true - else - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and baselig %s with index %a",pref(kind,lookupname),gref(markchar),gref(basechar),index) - end - end + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),1) end + return head,start,false end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),2) + end + return head,start,false end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and baselig %s",pref(kind,lookupname),gref(markchar),gref(basechar)) + end + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local index=getligaindex(start) + ba=ba[index] + if ba then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar]) + if trace_marks then + logprocess("%s, anchor %s, index %s, bound %s: anchoring mark %s to baselig %s at index %s => (%p,%p)", + pref(dataset,sequence),anchor,index,bound,gref(markchar),gref(basechar),index,dx,dy) + end + return head,start,true + else + if trace_bugs then + logwarning("%s: no matching anchors for mark %s and baselig %s with index %a",pref(dataset,sequence),gref(markchar),gref(basechar),index) + end end end + elseif trace_bugs then + onetimemessage(currentfont,basechar,"no base anchors",report_fonts) end elseif trace_bugs then - onetimemessage(currentfont,basechar,"no base anchors",report_fonts) + logwarning("%s: prev node is no char, case %i",pref(dataset,sequence),1) end elseif trace_bugs then - logwarning("%s: prev node is no char",pref(kind,lookupname)) + logwarning("%s: prev node is no char, case %i",pref(dataset,sequence),2) end elseif trace_bugs then - logwarning("%s: mark %s is no mark",pref(kind,lookupname),gref(markchar)) + logwarning("%s: mark %s is no mark",pref(dataset,sequence),gref(markchar)) end return head,start,false end -function handlers.gpos_mark2mark(head,start,kind,lookupname,markanchors,sequence) +function handlers.gpos_mark2mark(head,start,dataset,sequence,markanchors,rlmode) local markchar=getchar(start) if marks[markchar] then local base=getprev(start) @@ -12465,96 +18781,61 @@ function handlers.gpos_mark2mark(head,start,kind,lookupname,markanchors,sequence end end end - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - local baseanchors=descriptions[basechar] - if baseanchors then - baseanchors=baseanchors.anchors - if baseanchors then - baseanchors=baseanchors['basemark'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar],true) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%p,%p)", - pref(kind,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) - end - return head,start,true - end - end - end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and basemark %s",pref(kind,lookupname),gref(markchar),gref(basechar)) - end + if base then + local basechar=ischar(base,currentfont) + if basechar then + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],true) + if trace_marks then + logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%p,%p)", + pref(dataset,sequence),anchor,bound,gref(markchar),gref(basechar),dx,dy) end + return head,start,true end - elseif trace_bugs then - onetimemessage(currentfont,basechar,"no base anchors",report_fonts) end - elseif trace_bugs then - logwarning("%s: prev node is no mark",pref(kind,lookupname)) end elseif trace_bugs then - logwarning("%s: mark %s is no mark",pref(kind,lookupname),gref(markchar)) + logwarning("%s: mark %s is no mark",pref(dataset,sequence),gref(markchar)) end return head,start,false end -function handlers.gpos_cursive(head,start,kind,lookupname,exitanchors,sequence) - local alreadydone=cursonce and getprop(start,a_cursbase) - if not alreadydone then - local done=false - local startchar=getchar(start) - if marks[startchar] then - if trace_cursive then - logprocess("%s: ignoring cursive for mark %s",pref(kind,lookupname),gref(startchar)) - end - else - local nxt=getnext(start) - while not done and nxt and getid(nxt)==glyph_code and getfont(nxt)==currentfont and getsubtype(nxt)<256 do - local nextchar=getchar(nxt) - if marks[nextchar] then - nxt=getnext(nxt) - else - local entryanchors=descriptions[nextchar] - if entryanchors then - entryanchors=entryanchors.anchors - if entryanchors then - entryanchors=entryanchors['centry'] - if entryanchors then - local al=anchorlookups[lookupname] - for anchor,entry in next,entryanchors do - if al[anchor] then - local exit=exitanchors[anchor] - if exit then - local dx,dy,bound=setcursive(start,nxt,tfmdata.parameters.factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) - if trace_cursive then - logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in rlmode %s",pref(kind,lookupname),gref(startchar),gref(nextchar),dx,dy,anchor,bound,rlmode) - end - done=true - break - end - end - end +function handlers.gpos_cursive(head,start,dataset,sequence,exitanchors,rlmode,step,i) + local done=false + local startchar=getchar(start) + if marks[startchar] then + if trace_cursive then + logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) + end + else + local nxt=getnext(start) + while not done and nxt do + local nextchar=ischar(nxt,currentfont) + if not nextchar then + break + elseif marks[nextchar] then + nxt=getnext(nxt) + else + local exit=exitanchors[3] + if exit then + local entry=exitanchors[1][nextchar] + if entry then + entry=entry[2] + if entry then + local dx,dy,bound=setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) + if trace_cursive then + logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,anchor,bound,mref(rlmode)) end + done=true end - elseif trace_bugs then - onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) end - break end + break end end - return head,start,done - else - if trace_cursive and trace_details then - logprocess("%s, cursive %s is already done",pref(kind,lookupname),gref(getchar(start)),alreadydone) - end - return head,start,false end + return head,start,done end local chainprocs={} local function logprocess(...) @@ -12571,16 +18852,12 @@ local function logprocess(...) report_chain(...) end local logwarning=report_chain -function chainprocs.chainsub(head,start,stop,kind,chainname,currentcontext,lookuphash,lookuplist,chainlookupname) - logwarning("%s: a direct call to chainsub cannot happen",cref(kind,chainname,chainlookupname)) - return head,start,false -end -function chainprocs.reversesub(head,start,stop,kind,chainname,currentcontext,lookuphash,replacements) +local function reversesub(head,start,stop,dataset,sequence,replacements,rlmode) local char=getchar(start) local replacement=replacements[char] if replacement then if trace_singles then - logprocess("%s: single reverse replacement of %s by %s",cref(kind,chainname),gref(char),gref(replacement)) + logprocess("%s: single reverse replacement of %s by %s",cref(dataset,sequence),gref(char),gref(replacement)) end resetinjection(start) setchar(start,replacement) @@ -12589,36 +18866,35 @@ function chainprocs.reversesub(head,start,stop,kind,chainname,currentcontext,loo return head,start,false end end -function chainprocs.gsub_single(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex) - local current=start - local subtables=currentlookup.subtables - if #subtables>1 then - logwarning("todo: check if we need to loop over the replacements: % t",subtables) +chainprocs.reversesub=reversesub +local function reportmoresteps(dataset,sequence) + logwarning("%s: more than 1 step",cref(dataset,sequence)) +end +function chainprocs.gsub_single(head,start,stop,dataset,sequence,currentlookup,chainindex) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) end + local current=start while current do - if getid(current)==glyph_code then - local currentchar=getchar(current) - local lookupname=subtables[1] - local replacement=lookuphash[lookupname] - if not replacement then + local currentchar=ischar(current) + if currentchar then + local replacement=steps[1].coverage[currentchar] + if not replacement or replacement=="" then if trace_bugs then - logwarning("%s: no single hits",cref(kind,chainname,chainlookupname,lookupname,chainindex)) + logwarning("%s: no single for %s",cref(dataset,sequence,chainindex),gref(currentchar)) end else - replacement=replacement[currentchar] - if not replacement or replacement=="" then - if trace_bugs then - logwarning("%s: no single for %s",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(currentchar)) - end - else - if trace_singles then - logprocess("%s: replacing single %s by %s",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(currentchar),gref(replacement)) - end - resetinjection(current) - setchar(current,replacement) + if trace_singles then + logprocess("%s: replacing single %s by %s",cref(dataset,sequence,chainindex),gref(currentchar),gref(replacement)) end + resetinjection(current) + setchar(current,replacement) end return head,start,true + elseif currentchar==false then + break elseif current==stop then break else @@ -12627,63 +18903,57 @@ function chainprocs.gsub_single(head,start,stop,kind,chainname,currentcontext,lo end return head,start,false end -function chainprocs.gsub_multiple(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) +function chainprocs.gsub_multiple(head,start,stop,dataset,sequence,currentlookup) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local replacements=lookuphash[lookupname] - if not replacements then + local replacement=steps[1].coverage[startchar] + if not replacement or replacement=="" then if trace_bugs then - logwarning("%s: no multiple hits",cref(kind,chainname,chainlookupname,lookupname)) + logwarning("%s: no multiple for %s",cref(dataset,sequence),gref(startchar)) end else - replacements=replacements[startchar] - if not replacements or replacement=="" then - if trace_bugs then - logwarning("%s: no multiple for %s",cref(kind,chainname,chainlookupname,lookupname),gref(startchar)) - end - else - if trace_multiples then - logprocess("%s: replacing %s by multiple characters %s",cref(kind,chainname,chainlookupname,lookupname),gref(startchar),gref(replacements)) - end - return multiple_glyphs(head,start,replacements,currentlookup.flags[1]) + if trace_multiples then + logprocess("%s: replacing %s by multiple characters %s",cref(dataset,sequence),gref(startchar),gref(replacement)) end + return multiple_glyphs(head,start,replacement,currentlookup.flags[1]) end return head,start,false end -function chainprocs.gsub_alternate(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) +function chainprocs.gsub_alternate(head,start,stop,dataset,sequence,currentlookup) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end + local kind=dataset[4] + local what=dataset[1] + local value=what==true and tfmdata.shared.features[kind] or what local current=start - local subtables=currentlookup.subtables - local value=featurevalue==true and tfmdata.shared.features[kind] or featurevalue while current do - if getid(current)==glyph_code then - local currentchar=getchar(current) - local lookupname=subtables[1] - local alternatives=lookuphash[lookupname] - if not alternatives then - if trace_bugs then - logwarning("%s: no alternative hit",cref(kind,chainname,chainlookupname,lookupname)) - end - else - alternatives=alternatives[currentchar] - if alternatives then - local choice,comment=get_alternative_glyph(current,alternatives,value,trace_alternatives) - if choice then - if trace_alternatives then - logprocess("%s: replacing %s by alternative %a to %s, %s",cref(kind,chainname,chainlookupname,lookupname),gref(char),choice,gref(choice),comment) - end - resetinjection(start) - setchar(start,choice) - else - if trace_alternatives then - logwarning("%s: no variant %a for %s, %s",cref(kind,chainname,chainlookupname,lookupname),value,gref(char),comment) - end + local currentchar=ischar(current) + if currentchar then + local alternatives=steps[1].coverage[currentchar] + if alternatives then + local choice,comment=get_alternative_glyph(current,alternatives,value) + if choice then + if trace_alternatives then + logprocess("%s: replacing %s by alternative %a to %s, %s",cref(dataset,sequence),gref(char),choice,gref(choice),comment) + end + resetinjection(start) + setchar(start,choice) + else + if trace_alternatives then + logwarning("%s: no variant %a for %s, %s",cref(dataset,sequence),value,gref(char),comment) end - elseif trace_bugs then - logwarning("%s: no alternative for %s, %s",cref(kind,chainname,chainlookupname,lookupname),gref(currentchar),comment) end end return head,start,true + elseif currentchar==false then + break elseif current==stop then break else @@ -12692,295 +18962,311 @@ function chainprocs.gsub_alternate(head,start,stop,kind,chainname,currentcontext end return head,start,false end -function chainprocs.gsub_ligature(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex) +function chainprocs.gsub_ligature(head,start,stop,dataset,sequence,currentlookup,chainindex) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local ligatures=lookuphash[lookupname] + local ligatures=steps[1].coverage[startchar] if not ligatures then if trace_bugs then - logwarning("%s: no ligature hits",cref(kind,chainname,chainlookupname,lookupname,chainindex)) + logwarning("%s: no ligatures starting with %s",cref(dataset,sequence,chainindex),gref(startchar)) end else - ligatures=ligatures[startchar] - if not ligatures then - if trace_bugs then - logwarning("%s: no ligatures starting with %s",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar)) - end - else - local s=getnext(start) - local discfound=false - local last=stop - local nofreplacements=1 - local skipmark=currentlookup.flags[1] - while s do - local id=getid(s) - if id==disc_code then - if not discfound then - discfound=s - end - if s==stop then - break - else - s=getnext(s) - end + local current=getnext(start) + local discfound=false + local last=stop + local nofreplacements=1 + local skipmark=currentlookup.flags[1] + while current do + local id=getid(current) + if id==disc_code then + if not discfound then + discfound=current + end + if current==stop then + break else - local schar=getchar(s) - if skipmark and marks[schar] then - s=getnext(s) - else - local lg=ligatures[schar] - if lg then - ligatures,last,nofreplacements=lg,s,nofreplacements+1 - if s==stop then - break - else - s=getnext(s) - end - else + current=getnext(current) + end + else + local schar=getchar(current) + if skipmark and marks[schar] then + current=getnext(current) + else + local lg=ligatures[schar] + if lg then + ligatures=lg + last=current + nofreplacements=nofreplacements+1 + if current==stop then break + else + current=getnext(current) end - end - end - end - local l2=ligatures.ligature - if l2 then - if chainindex then - stop=last - end - if trace_ligatures then - if start==stop then - logprocess("%s: replacing character %s by ligature %s case 3",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar),gref(l2)) else - logprocess("%s: replacing character %s upto %s by ligature %s case 4",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar),gref(getchar(stop)),gref(l2)) + break end end - head,start=toligature(kind,lookupname,head,start,stop,l2,currentlookup.flags[1],discfound) - return head,start,true,nofreplacements,discfound - elseif trace_bugs then + end + end + local ligature=ligatures.ligature + if ligature then + if chainindex then + stop=last + end + if trace_ligatures then if start==stop then - logwarning("%s: replacing character %s by ligature fails",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar)) + logprocess("%s: replacing character %s by ligature %s case 3",cref(dataset,sequence,chainindex),gref(startchar),gref(ligature)) else - logwarning("%s: replacing character %s upto %s by ligature fails",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar),gref(getchar(stop))) + logprocess("%s: replacing character %s upto %s by ligature %s case 4",cref(dataset,sequence,chainindex),gref(startchar),gref(getchar(stop)),gref(ligature)) end end + head,start=toligature(head,start,stop,ligature,dataset,sequence,skipmark,discfound) + return head,start,true,nofreplacements,discfound + elseif trace_bugs then + if start==stop then + logwarning("%s: replacing character %s by ligature fails",cref(dataset,sequence,chainindex),gref(startchar)) + else + logwarning("%s: replacing character %s upto %s by ligature fails",cref(dataset,sequence,chainindex),gref(startchar),gref(getchar(stop))) + end end end return head,start,false,0,false end -function chainprocs.gpos_single(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex,sequence) +function chainprocs.gpos_single(head,start,stop,dataset,sequence,currentlookup,rlmode,chainindex) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local kerns=lookuphash[lookupname] - if kerns then - kerns=kerns[startchar] - if kerns then - local dx,dy,w,h=setpair(start,tfmdata.parameters.factor,rlmode,sequence.flags[4],kerns) - if trace_kerns then - logprocess("%s: shifting single %s by (%p,%p) and correction (%p,%p)",cref(kind,chainname,chainlookupname),gref(startchar),dx,dy,w,h) - end + local step=steps[1] + local kerns=step.coverage[startchar] + if not kerns then + elseif step.format=="pair" then + local dx,dy,w,h=setpair(start,factor,rlmode,sequence.flags[4],kerns) + if trace_kerns then + logprocess("%s: shifting single %s by (%p,%p) and correction (%p,%p)",cref(dataset,sequence),gref(startchar),dx,dy,w,h) + end + else + local k=setkern(start,factor,rlmode,kerns,injection) + if trace_kerns then + logprocess("%s: shifting single %s by %p",cref(dataset,sequence),gref(startchar),k) end end return head,start,false end -function chainprocs.gpos_pair(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex,sequence) +function chainprocs.gpos_pair(head,start,stop,dataset,sequence,currentlookup,rlmode,chainindex) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local snext=getnext(start) if snext then local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local kerns=lookuphash[lookupname] + local step=steps[1] + local kerns=step.coverage[startchar] if kerns then - kerns=kerns[startchar] - if kerns then - local lookuptype=lookuptypes[lookupname] - local prev,done=start,false - local factor=tfmdata.parameters.factor - while snext and getid(snext)==glyph_code and getfont(snext)==currentfont and getsubtype(snext)<256 do - local nextchar=getchar(snext) - local krn=kerns[nextchar] - if not krn and marks[nextchar] then - prev=snext - snext=getnext(snext) - else - if not krn then - elseif type(krn)=="table" then - if lookuptype=="pair" then - local a,b=krn[2],krn[3] - if a and #a>0 then - local startchar=getchar(start) - local x,y,w,h=setpair(start,factor,rlmode,sequence.flags[4],a) - if trace_kerns then - logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(kind,chainname,chainlookupname),gref(startchar),gref(nextchar),x,y,w,h) - end - end - if b and #b>0 then - local startchar=getchar(start) - local x,y,w,h=setpair(snext,factor,rlmode,sequence.flags[4],b) - if trace_kerns then - logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(kind,chainname,chainlookupname),gref(startchar),gref(nextchar),x,y,w,h) - end - end - else - report_process("%s: check this out (old kern stuff)",cref(kind,chainname,chainlookupname)) - end - done=true - elseif krn~=0 then - local k=setkern(snext,factor,rlmode,krn) + local prev=start + local done=false + while snext do + local nextchar=ischar(snext,currentfont) + if not nextchar then + break + end + local krn=kerns[nextchar] + if not krn and marks[nextchar] then + prev=snext + snext=getnext(snext) + elseif not krn then + break + elseif step.format=="pair" then + local a,b=krn[1],krn[2] + if optimizekerns then + if not b and a[1]==0 and a[2]==0 and a[4]==0 then + local k=setkern(snext,factor,rlmode,a[3],"injections") if trace_kerns then - logprocess("%s: inserting kern %s between %s and %s",cref(kind,chainname,chainlookupname),k,gref(getchar(prev)),gref(nextchar)) + logprocess("%s: shifting single %s by %p",cref(dataset,sequence),gref(startchar),k) end done=true + break end - break end + if a and #a>0 then + local startchar=getchar(start) + local x,y,w,h=setpair(start,factor,rlmode,sequence.flags[4],a,"injections") + if trace_kerns then + logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h) + end + end + if b and #b>0 then + local startchar=getchar(start) + local x,y,w,h=setpair(snext,factor,rlmode,sequence.flags[4],b,"injections") + if trace_kerns then + logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h) + end + end + done=true + break + elseif krn~=0 then + local k=setkern(snext,factor,rlmode,krn) + if trace_kerns then + logprocess("%s: inserting kern %s between %s and %s",cref(dataset,sequence),k,gref(getchar(prev)),gref(nextchar)) + end + done=true + break + else + break end - return head,start,done end + return head,start,done end end return head,start,false end -function chainprocs.gpos_mark2base(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) +function chainprocs.gpos_mark2base(head,start,stop,dataset,sequence,currentlookup,rlmode) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local markchar=getchar(start) if marks[markchar] then - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local markanchors=lookuphash[lookupname] - if markanchors then - markanchors=markanchors[markchar] - end + local markanchors=steps[1].coverage[markchar] if markanchors then local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",pref(kind,lookupname),gref(markchar)) - end - return head,start,false - end - end - end - local baseanchors=descriptions[basechar].anchors - if baseanchors then - local baseanchors=baseanchors['basechar'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%p,%p)", - cref(kind,chainname,chainlookupname,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break end - return head,start,true + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),2) end + return head,start,false end end - if trace_bugs then - logwarning("%s, no matching anchors for mark %s and base %s",cref(kind,chainname,chainlookupname,lookupname),gref(markchar),gref(basechar)) + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar]) + if trace_marks then + logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%p,%p)", + cref(dataset,sequence),anchor,bound,gref(markchar),gref(basechar),dx,dy) + end + return head,start,true end end + elseif trace_bugs then + logwarning("%s: prev node is no char, case %i",cref(dataset,sequence),1) end elseif trace_bugs then - logwarning("%s: prev node is no char",cref(kind,chainname,chainlookupname,lookupname)) + logwarning("%s: prev node is no char, case %i",cref(dataset,sequence),2) end elseif trace_bugs then - logwarning("%s: mark %s has no anchors",cref(kind,chainname,chainlookupname,lookupname),gref(markchar)) + logwarning("%s: mark %s has no anchors",cref(dataset,sequence),gref(markchar)) end elseif trace_bugs then - logwarning("%s: mark %s is no mark",cref(kind,chainname,chainlookupname),gref(markchar)) + logwarning("%s: mark %s is no mark",cref(dataset,sequence),gref(markchar)) end return head,start,false end -function chainprocs.gpos_mark2ligature(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) +function chainprocs.gpos_mark2ligature(head,start,stop,dataset,sequence,currentlookup,rlmode) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local markchar=getchar(start) if marks[markchar] then - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local markanchors=lookuphash[lookupname] - if markanchors then - markanchors=markanchors[markchar] - end + local markanchors=steps[1].coverage[markchar] if markanchors then local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",cref(kind,chainname,chainlookupname,lookupname),markchar) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",cref(dataset,sequence),markchar,1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",cref(dataset,sequence),markchar,2) + end + return head,start,false end - return head,start,false end end - end - local index=getligaindex(start) - local baseanchors=descriptions[basechar].anchors - if baseanchors then - local baseanchors=baseanchors['baselig'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - ba=ba[index] - if ba then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to baselig %s at index %s => (%p,%p)", - cref(kind,chainname,chainlookupname,lookupname),anchor,a or bound,gref(markchar),gref(basechar),index,dx,dy) - end - return head,start,true - end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local index=getligaindex(start) + ba=ba[index] + if ba then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar]) + if trace_marks then + logprocess("%s, anchor %s, bound %s: anchoring mark %s to baselig %s at index %s => (%p,%p)", + cref(dataset,sequence),anchor,a or bound,gref(markchar),gref(basechar),index,dx,dy) end + return head,start,true end end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and baselig %s",cref(kind,chainname,chainlookupname,lookupname),gref(markchar),gref(basechar)) - end end + elseif trace_bugs then + logwarning("%s, prev node is no char, case %i",cref(dataset,sequence),1) end elseif trace_bugs then - logwarning("feature %s, lookup %s: prev node is no char",kind,lookupname) + logwarning("%s, prev node is no char, case %i",cref(dataset,sequence),2) end elseif trace_bugs then - logwarning("%s: mark %s has no anchors",cref(kind,chainname,chainlookupname,lookupname),gref(markchar)) + logwarning("%s, mark %s has no anchors",cref(dataset,sequence),gref(markchar)) end elseif trace_bugs then - logwarning("%s: mark %s is no mark",cref(kind,chainname,chainlookupname),gref(markchar)) + logwarning("%s, mark %s is no mark",cref(dataset,sequence),gref(markchar)) end return head,start,false end -function chainprocs.gpos_mark2mark(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) +function chainprocs.gpos_mark2mark(head,start,stop,dataset,sequence,currentlookup,rlmode) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end local markchar=getchar(start) if marks[markchar] then - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local markanchors=lookuphash[lookupname] - if markanchors then - markanchors=markanchors[markchar] - end + local markanchors=steps[1].coverage[markchar] if markanchors then local base=getprev(start) local slc=getligaindex(start) @@ -12994,112 +19280,91 @@ function chainprocs.gpos_mark2mark(head,start,stop,kind,chainname,currentcontext end end end - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - local baseanchors=descriptions[basechar].anchors - if baseanchors then - baseanchors=baseanchors['basemark'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar],true) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%p,%p)", - cref(kind,chainname,chainlookupname,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) - end - return head,start,true - end + if base then + local basechar=ischar(base,currentfont) + if basechar then + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],true) + if trace_marks then + logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%p,%p)", + cref(dataset,sequence),anchor,bound,gref(markchar),gref(basechar),dx,dy) end - end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and basemark %s",gref(kind,chainname,chainlookupname,lookupname),gref(markchar),gref(basechar)) + return head,start,true end end + elseif trace_bugs then + logwarning("%s: prev node is no mark, case %i",cref(dataset,sequence),1) end elseif trace_bugs then - logwarning("%s: prev node is no mark",cref(kind,chainname,chainlookupname,lookupname)) + logwarning("%s: prev node is no mark, case %i",cref(dataset,sequence),2) end elseif trace_bugs then - logwarning("%s: mark %s has no anchors",cref(kind,chainname,chainlookupname,lookupname),gref(markchar)) + logwarning("%s: mark %s has no anchors",cref(dataset,sequence),gref(markchar)) end elseif trace_bugs then - logwarning("%s: mark %s is no mark",cref(kind,chainname,chainlookupname),gref(markchar)) + logwarning("%s: mark %s is no mark",cref(dataset,sequence),gref(markchar)) end return head,start,false end -function chainprocs.gpos_cursive(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local alreadydone=cursonce and getprop(start,a_cursbase) - if not alreadydone then - local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local exitanchors=lookuphash[lookupname] - if exitanchors then - exitanchors=exitanchors[startchar] - end - if exitanchors then - local done=false - if marks[startchar] then - if trace_cursive then - logprocess("%s: ignoring cursive for mark %s",pref(kind,lookupname),gref(startchar)) - end - else - local nxt=getnext(start) - while not done and nxt and getid(nxt)==glyph_code and getfont(nxt)==currentfont and getsubtype(nxt)<256 do - local nextchar=getchar(nxt) - if marks[nextchar] then - nxt=getnext(nxt) - else - local entryanchors=descriptions[nextchar] - if entryanchors then - entryanchors=entryanchors.anchors - if entryanchors then - entryanchors=entryanchors['centry'] - if entryanchors then - local al=anchorlookups[lookupname] - for anchor,entry in next,entryanchors do - if al[anchor] then - local exit=exitanchors[anchor] - if exit then - local dx,dy,bound=setcursive(start,nxt,tfmdata.parameters.factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) - if trace_cursive then - logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in rlmode %s",pref(kind,lookupname),gref(startchar),gref(nextchar),dx,dy,anchor,bound,rlmode) - end - done=true - break - end - end - end +function chainprocs.gpos_cursive(head,start,stop,dataset,sequence,currentlookup,rlmode) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end + local startchar=getchar(start) + local exitanchors=steps[1].coverage[startchar] + if exitanchors then + local done=false + if marks[startchar] then + if trace_cursive then + logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) + end + else + local nxt=getnext(start) + while not done and nxt do + local nextchar=ischar(nxt,currentfont) + if not nextchar then + break + elseif marks[nextchar] then + nxt=getnext(nxt) + else + local exit=exitanchors[3] + if exit then + local entry=exitanchors[1][nextchar] + if entry then + entry=entry[2] + if entry then + local dx,dy,bound=setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) + if trace_cursive then + logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,anchor,bound,mref(rlmode)) end + done=true + break end - elseif trace_bugs then - onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) end - break + elseif trace_bugs then + onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) end + break end end - return head,start,done - else - if trace_cursive and trace_details then - logprocess("%s, cursive %s is already done",pref(kind,lookupname),gref(getchar(start)),alreadydone) - end - return head,start,false end - end - return head,start,false -end -local function show_skip(kind,chainname,char,ck,class) - if ck[9] then - logwarning("%s: skipping char %s, class %a, rule %a, lookuptype %a, %a => %a",cref(kind,chainname),gref(char),class,ck[1],ck[2],ck[9],ck[10]) + return head,start,done else - logwarning("%s: skipping char %s, class %a, rule %a, lookuptype %a",cref(kind,chainname),gref(char),class,ck[1],ck[2]) + if trace_cursive and trace_details then + logprocess("%s, cursive %s is already done",pref(dataset,sequence),gref(getchar(start)),alreadydone) + end + return head,start,false end end -local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,chainindex,sequence,chainproc) +local function show_skip(dataset,sequence,char,ck,class) + logwarning("%s: skipping char %s, class %a, rule %a, lookuptype %a",cref(dataset,sequence),gref(char),class,ck[1],ck[8] or ck[2]) +end +local function chaindisk(head,start,last,dataset,sequence,chainlookup,rlmode,k,ck,chainproc) if not start then return head,start,false end @@ -13258,11 +19523,16 @@ local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlooku local cl=getprev(lookaheaddisc) local cprev=getprev(start) local insertedmarks=0 - while cprev and getid(cf)==glyph_code and getfont(cf)==currentfont and getsubtype(cf)<256 and marks[getchar(cf)] do - insertedmarks=insertedmarks+1 - cf=cprev - startishead=cf==head - cprev=getprev(cprev) + while cprev do + local char=ischar(cf,currentfont) + if char and marks[char] then + insertedmarks=insertedmarks+1 + cf=cprev + startishead=cf==head + cprev=getprev(cprev) + else + break + end end setprev(lookaheaddisc,cprev) if cprev then @@ -13273,8 +19543,7 @@ local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlooku if startishead then head=lookaheaddisc end - local replace=getfield(lookaheaddisc,"replace") - local pre=getfield(lookaheaddisc,"pre") + local pre,post,replace=getdisc(lookaheaddisc) local new=copy_node_list(cf) local cnew=new for i=1,insertedmarks do @@ -13285,22 +19554,19 @@ local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlooku clast=getnext(clast) end if not notmatchpre[lookaheaddisc] then - cf,start,ok=chainproc(cf,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) + cf,start,ok=chainproc(cf,start,last,dataset,sequence,chainlookup,rlmode,k) end if not notmatchreplace[lookaheaddisc] then - new,cnew,ok=chainproc(new,cnew,clast,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) + new,cnew,ok=chainproc(new,cnew,clast,dataset,sequence,chainlookup,rlmode,k) end if pre then - setnext(cl,pre) - setprev(pre,cl) + setlink(cl,pre) end if replace then local tail=find_node_tail(new) - setnext(tail,replace) - setprev(replace,tail) + setlink(tail,replace) end - setfield(lookaheaddisc,"pre",cf) - setfield(lookaheaddisc,"replace",new) + setdisc(lookaheaddisc,cf,post,new) start=getprev(lookaheaddisc) sweephead[cf]=getnext(clast) sweephead[new]=getnext(last) @@ -13309,10 +19575,15 @@ local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlooku local cl=start local cnext=getnext(start) local insertedmarks=0 - while cnext and getid(cnext)==glyph_code and getfont(cnext)==currentfont and getsubtype(cnext)<256 and marks[getchar(cnext)] do - insertedmarks=insertedmarks+1 - cl=cnext - cnext=getnext(cnext) + while cnext do + local char=ischar(cnext,currentfont) + if char and marks[char] then + insertedmarks=insertedmarks+1 + cl=cnext + cnext=getnext(cnext) + else + break + end end if cnext then setprev(cnext,backtrackdisc) @@ -13320,8 +19591,7 @@ local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlooku setnext(backtrackdisc,cnext) setprev(cf,nil) setnext(cl,nil) - local replace=getfield(backtrackdisc,"replace") - local post=getfield(backtrackdisc,"post") + local pre,post,replace,pretail,posttail,replacetail=getdisc(backtrackdisc,true) local new=copy_node_list(cf) local cnew=find_node_tail(new) for i=1,insertedmarks do @@ -13332,41 +19602,38 @@ local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlooku clast=getnext(clast) end if not notmatchpost[backtrackdisc] then - cf,start,ok=chainproc(cf,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) + cf,start,ok=chainproc(cf,start,last,dataset,sequence,chainlookup,rlmode,k) end if not notmatchreplace[backtrackdisc] then - new,cnew,ok=chainproc(new,cnew,clast,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) + new,cnew,ok=chainproc(new,cnew,clast,dataset,sequence,chainlookup,rlmode,k) end if post then - local tail=find_node_tail(post) - setnext(tail,cf) - setprev(cf,tail) + setlink(posttail,cf) else post=cf end if replace then - local tail=find_node_tail(replace) - setnext(tail,new) - setprev(new,tail) + setlink(replacetail,new) else replace=new end - setfield(backtrackdisc,"post",post) - setfield(backtrackdisc,"replace",replace) + setdisc(backtrackdisc,pre,post,replace) start=getprev(backtrackdisc) sweephead[post]=getnext(clast) sweephead[replace]=getnext(last) else - head,start,ok=chainproc(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) + head,start,ok=chainproc(head,start,last,dataset,sequence,chainlookup,rlmode,k) end return head,start,ok end -local function normal_handle_contextchain(head,start,kind,chainname,contexts,sequence,lookuphash) +local noflags={ false,false,false,false } +local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode) local sweepnode=sweepnode local sweeptype=sweeptype + local currentfont=currentfont local diskseen=false local checkdisc=getprev(head) - local flags=sequence.flags + local flags=sequence.flags or noflags local done=false local skipmark=flags[1] local skipligature=flags[2] @@ -13381,7 +19648,10 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq local seq=ck[3] local s=#seq if s==1 then - match=getid(current)==glyph_code and getfont(current)==currentfont and getsubtype(current)<256 and seq[1][getchar(current)] + local char=ischar(current,currentfont) + if char then + match=seq[1][char] + end else local f=ck[4] local l=ck[5] @@ -13398,33 +19668,22 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq sweeptype=nil end if last then - local id=getid(last) - if id==glyph_code then - if getfont(last)==currentfont and getsubtype(last)<256 then - local char=getchar(last) - local ccd=descriptions[char] - if ccd then - local class=ccd.class or "base" - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - skipped=true - if trace_skips then - show_skip(kind,chainname,char,ck,class) - end + local char,id=ischar(last,currentfont) + if char then + local ccd=descriptions[char] + if ccd then + local class=ccd.class or "base" + if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then + skipped=true + if trace_skips then + show_skip(dataset,sequence,char,ck,class) + end + last=getnext(last) + elseif seq[n][char] then + if n=1 do if prev then - local id=getid(prev) - if id==glyph_code then - if getfont(prev)==currentfont and getsubtype(prev)<256 then - local char=getchar(prev) - local ccd=descriptions[char] - if ccd then - local class=ccd.class - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - skipped=true - if trace_skips then - show_skip(kind,chainname,char,ck,class) - end - elseif seq[n][char] then - n=n -1 - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpost[discfound] - else - match=false - end - break + local char,id=ischar(prev,currentfont) + if char then + local ccd=descriptions[char] + if ccd then + local class=ccd.class + if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then + skipped=true + if trace_skips then + show_skip(dataset,sequence,char,ck,class) end + elseif seq[n][char] then + n=n -1 else if discfound then notmatchreplace[discfound]=true @@ -13551,19 +19807,25 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq end break end + prev=getprev(prev) + elseif char==false then + if discfound then + notmatchreplace[discfound]=true + match=not notmatchpost[discfound] + else + match=false + end + break elseif id==disc_code then diskseen=true discfound=prev notmatchpre[prev]=true notmatchpost[prev]=nil notmatchreplace[prev]=nil - local pre=getfield(prev,"pre") - local post=getfield(prev,"post") - local replace=getfield(prev,"replace") + local pre,post,replace,pretail,posttail,replacetail=getdisc(prev,true) if pre~=start and post~=start and replace~=start then if post then local n=n - local posttail=find_node_tail(post) while posttail do if seq[n][getchar(posttail)] then n=n-1 @@ -13587,7 +19849,6 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq notmatchpost[prev]=true end if replace then - local replacetail=find_node_tail(replace) while replacetail do if seq[n][getchar(replacetail)] then n=n-1 @@ -13613,7 +19874,7 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq else end elseif seq[n][32] then - n=n -1 + n=n-1 else match=false break @@ -13645,29 +19906,18 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq local n=l+1 while n<=s do if current then - local id=getid(current) - if id==glyph_code then - if getfont(current)==currentfont and getsubtype(current)<256 then - local char=getchar(current) - local ccd=descriptions[char] - if ccd then - local class=ccd.class - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - skipped=true - if trace_skips then - show_skip(kind,chainname,char,ck,class) - end - elseif seq[n][char] then - n=n+1 - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break + local char,id=ischar(current,currentfont) + if char then + local ccd=descriptions[char] + if ccd then + local class=ccd.class + if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then + skipped=true + if trace_skips then + show_skip(dataset,sequence,char,ck,class) end + elseif seq[n][char] then + n=n+1 else if discfound then notmatchreplace[discfound]=true @@ -13686,14 +19936,22 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq end break end + current=getnext(current) + elseif char==false then + if discfound then + notmatchreplace[discfound]=true + match=not notmatchpre[discfound] + else + match=false + end + break elseif id==disc_code then diskseen=true discfound=current notmatchpre[current]=nil notmatchpost[current]=true notmatchreplace[current]=nil - local pre=getfield(current,"pre") - local replace=getfield(current,"replace") + local pre,post,replace=getdisc(current) if pre then local n=n while pre do @@ -13742,6 +20000,7 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq current=getnext(current) elseif seq[n][32] then n=n+1 +current=getnext(current) else match=false break @@ -13755,45 +20014,39 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq if match then local diskchain=diskseen or sweepnode if trace_contexts then - local rule,lookuptype,f,l=ck[1],ck[2],ck[4],ck[5] + local rule=ck[1] + local lookuptype=ck[8] or ck[2] + local first=ck[4] + local last=ck[5] local char=getchar(start) - if ck[9] then - logwarning("%s: rule %s matches at char %s for (%s,%s,%s) chars, lookuptype %a, %a => %a", - cref(kind,chainname),rule,gref(char),f-1,l-f+1,s-l,lookuptype,ck[9],ck[10]) - else - logwarning("%s: rule %s matches at char %s for (%s,%s,%s) chars, lookuptype %a", - cref(kind,chainname),rule,gref(char),f-1,l-f+1,s-l,lookuptype) - end + logwarning("%s: rule %s matches at char %s for (%s,%s,%s) chars, lookuptype %a", + cref(dataset,sequence),rule,gref(char),first-1,last-first+1,s-last,lookuptype) end local chainlookups=ck[6] if chainlookups then local nofchainlookups=#chainlookups if nofchainlookups==1 then - local chainlookupname=chainlookups[1] - local chainlookup=lookuptable[chainlookupname] - if chainlookup then - local chainproc=chainprocs[chainlookup.type] - if chainproc then - local ok - if diskchain then - head,start,ok=chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence,chainproc) - else - head,start,ok=chainproc(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - if ok then - done=true - end + local chainlookup=chainlookups[1] + local chainkind=chainlookup.type + local chainproc=chainprocs[chainkind] + if chainproc then + local ok + if diskchain then + head,start,ok=chaindisk(head,start,last,dataset,sequence,chainlookup,rlmode,1,ck,chainproc) else - logprocess("%s: %s is not yet supported",cref(kind,chainname,chainlookupname),chainlookup.type) + head,start,ok=chainproc(head,start,last,dataset,sequence,chainlookup,rlmode,1) + end + if ok then + done=true end - else - logprocess("%s is not yet supported",cref(kind,chainname,chainlookupname)) + else + logprocess("%s: %s is not yet supported (1)",cref(dataset,sequence),chainkind) end else local i=1 while start and true do if skipped then - while true do + while start do local char=getchar(start) local ccd=descriptions[char] if ccd then @@ -13808,21 +20061,18 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq end end end - local chainlookupname=chainlookups[i] - local chainlookup=lookuptable[chainlookupname] + local chainlookup=chainlookups[1] if not chainlookup then - i=i+1 + i=i+1 else - local chainproc=chainprocs[chainlookup.type] - if not chainproc then - logprocess("%s: %s is not yet supported",cref(kind,chainname,chainlookupname),chainlookup.type) - i=i+1 - else + local chainkind=chainlookup.type + local chainproc=chainprocs[chainkind] + if chainproc then local ok,n if diskchain then - head,start,ok=chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence,chainproc) + head,start,ok=chaindisk(head,start,last,dataset,sequence,chainlookup,rlmode,i,ck,chainproc) else - head,start,ok,n=chainproc(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,i,sequence) + head,start,ok,n=chainproc(head,start,last,dataset,sequence,chainlookup,rlmode,i) end if ok then done=true @@ -13833,8 +20083,10 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq end end end - i=i+1 + else + logprocess("%s: %s is not yet supported (2)",cref(dataset,sequence),chainkind) end + i=i+1 end if i>nofchainlookups or not start then break @@ -13846,11 +20098,11 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq else local replacements=ck[7] if replacements then - head,start,done=chainprocs.reversesub(head,start,last,kind,chainname,ck,lookuphash,replacements) + head,start,done=reversesub(head,start,last,dataset,sequence,replacements,rlmode) else done=quit_on_no_replacement if trace_contexts then - logprocess("%s: skipping match",cref(kind,chainname)) + logprocess("%s: skipping match",cref(dataset,sequence)) end end end @@ -13859,58 +20111,32 @@ local function normal_handle_contextchain(head,start,kind,chainname,contexts,seq end end end - if diskseen then + if diskseen then notmatchpre={} notmatchpost={} notmatchreplace={} end return head,start,done end -local verbose_handle_contextchain=function(font,...) - logwarning("no verbose handler installed, reverting to 'normal'") - otf.setcontextchain() - return normal_handle_contextchain(...) -end -otf.chainhandlers={ - normal=normal_handle_contextchain, - verbose=verbose_handle_contextchain, -} -local handle_contextchain=nil -local function chained_contextchain(head,start,stop,...) +handlers.gsub_context=handle_contextchain +handlers.gsub_contextchain=handle_contextchain +handlers.gsub_reversecontextchain=handle_contextchain +handlers.gpos_contextchain=handle_contextchain +handlers.gpos_context=handle_contextchain +local function chained_contextchain(head,start,stop,dataset,sequence,currentlookup,rlmode) local steps=currentlookup.steps local nofsteps=currentlookup.nofsteps if nofsteps>1 then reportmoresteps(dataset,sequence) end - return handle_contextchain(head,start,...) -end -function otf.setcontextchain(method) - if not method or method=="normal" or not otf.chainhandlers[method] then - if handle_contextchain then - logwarning("installing normal contextchain handler") - end - handle_contextchain=normal_handle_contextchain - else - logwarning("installing contextchain handler %a",method) - local handler=otf.chainhandlers[method] - handle_contextchain=function(...) - return handler(currentfont,...) - end - end - handlers.gsub_context=handle_contextchain - handlers.gsub_contextchain=handle_contextchain - handlers.gsub_reversecontextchain=handle_contextchain - handlers.gpos_contextchain=handle_contextchain - handlers.gpos_context=handle_contextchain - handlers.contextchain=handle_contextchain + return handle_contextchain(head,start,dataset,sequence,currentlookup,rlmode) end chainprocs.gsub_context=chained_contextchain chainprocs.gsub_contextchain=chained_contextchain chainprocs.gsub_reversecontextchain=chained_contextchain chainprocs.gpos_contextchain=chained_contextchain chainprocs.gpos_context=chained_contextchain -otf.setcontextchain() -local missing={} +local missing=setmetatableindex("table") local function logprocess(...) if trace_steps then registermessage(...) @@ -13918,23 +20144,22 @@ local function logprocess(...) report_process(...) end local logwarning=report_process -local function report_missing_cache(typ,lookup) - local f=missing[currentfont] if not f then f={} missing[currentfont]=f end - local t=f[typ] if not t then t={} f[typ]=t end - if not t[lookup] then - t[lookup]=true - logwarning("missing cache for lookup %a, type %a, font %a, name %a",lookup,typ,currentfont,tfmdata.properties.fullname) +local function report_missing_coverage(dataset,sequence) + local t=missing[currentfont] + if not t[sequence] then + t[sequence]=true + logwarning("missing coverage for feature %a, lookup %a, type %a, font %a, name %a", + dataset[4],sequence.name,sequence.type,currentfont,tfmdata.properties.fullname) end end local resolved={} -local lookuphashes={} -setmetatableindex(lookuphashes,function(t,font) - local lookuphash=fontdata[font].resources.lookuphash - if not lookuphash or not next(lookuphash) then - lookuphash=false - end - t[font]=lookuphash - return lookuphash +local sequencelists=setmetatableindex(function(t,font) + local sequences=fontdata[font].resources.sequences + if not sequences or not next(sequences) then + sequences=false + end + t[font]=sequences + return sequences end) local autofeatures=fonts.analyzers.features local featuretypes=otf.tables.featuretypes @@ -14004,244 +20229,501 @@ function otf.dataset(tfmdata,font) end return rl end -local function kernrun(disc,run) +local function report_disc(n) + report_run("kern: %s > %s",disc,languages.serializediscretionary(disc)) +end +local function kernrun(disc,k_run,font,attr,...) if trace_kernruns then - report_run("kern") + report_disc("kern") end - local prev=getprev(disc) - local next=getnext(disc) - local pre=getfield(disc,"pre") - local post=getfield(disc,"post") - local replace=getfield(disc,"replace") + local prev,next=getboth(disc) + local nextstart=next + local done=false + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc,true) local prevmarks=prev - while prevmarks and getid(prevmarks)==glyph_code and marks[getchar(prevmarks)] and getfont(prevmarks)==currentfont and getsubtype(prevmarks)<256 do - prevmarks=getprev(prevmarks) + while prevmarks do + local char=ischar(prevmarks,font) + if char and marks[char] then + prevmarks=getprev(prevmarks) + else + break + end end - if prev and (pre or replace) and not (getid(prev)==glyph_code and getfont(prev)==currentfont and getsubtype(prev)<256) then + if prev and (pre or replace) and not ischar(prev,font) then prev=false end - if next and (post or replace) and not (getid(next)==glyph_code and getfont(next)==currentfont and getsubtype(next)<256) then + if next and (post or replace) and not ischar(next,font) then next=false end - if not pre then - elseif prev then - local nest=getprev(pre) - setprev(pre,prev) - setnext(prev,pre) - run(prevmarks,"preinjections") - setprev(pre,nest) - setnext(prev,disc) - else - run(pre,"preinjections") - end - if not post then - elseif next then - local tail=find_node_tail(post) - setnext(tail,next) - setprev(next,tail) - run(post,"postinjections",next) - setnext(tail,nil) - setprev(next,disc) - else - run(post,"postinjections") - end - if not replace and prev and next then - setnext(prev,next) - setprev(next,prev) - run(prevmarks,"injections",next) - setnext(prev,disc) - setprev(next,disc) + if pre then + if k_run(pre,"injections",nil,font,attr,...) then + done=true + end + if prev then + local nest=getprev(pre) + setlink(prev,pre) + if k_run(prevmarks,"preinjections",pre,font,attr,...) then + done=true + end + setprev(pre,nest) + setnext(prev,disc) + end + end + if post then + if k_run(post,"injections",nil,font,attr,...) then + done=true + end + if next then + setlink(posttail,next) + if k_run(posttail,"postinjections",next,font,attr,...) then + done=true + end + setnext(posttail,nil) + setprev(next,disc) + end + end + if replace then + if k_run(replace,"injections",nil,font,attr,...) then + done=true + end + if prev then + local nest=getprev(replace) + setlink(prev,replace) + if k_run(prevmarks,"replaceinjections",replace,font,attr,...) then + done=true + end + setprev(replace,nest) + setnext(prev,disc) + end + if next then + setlink(replacetail,next) + if k_run(replacetail,"replaceinjections",next,font,attr,...) then + done=true + end + setnext(replacetail,nil) + setprev(next,disc) + end elseif prev and next then - local tail=find_node_tail(replace) - local nest=getprev(replace) - setprev(replace,prev) - setnext(prev,replace) - setnext(tail,next) - setprev(next,tail) - run(prevmarks,"replaceinjections",next) - setprev(replace,nest) - setnext(prev,disc) - setnext(tail,nil) - setprev(next,disc) - elseif prev then - local nest=getprev(replace) - setprev(replace,prev) - setnext(prev,replace) - run(prevmarks,"replaceinjections") - setprev(replace,nest) - setnext(prev,disc) - elseif next then - local tail=find_node_tail(replace) - setnext(tail,next) - setprev(next,tail) - run(replace,"replaceinjections",next) - setnext(tail,nil) - setprev(next,disc) - else - run(replace,"replaceinjections") + setlink(prev,next) + if k_run(prevmarks,"emptyinjections",next,font,attr,...) then + done=true + end + setlink(prev,disc) + setlink(disc,next) end + return nextstart,done end -local function comprun(disc,run) +local function comprun(disc,c_run,...) if trace_compruns then - report_run("comp: %s",languages.serializediscretionary(disc)) + report_disc("comp") end - local pre=getfield(disc,"pre") + local pre,post,replace=getdisc(disc) + local renewed=false if pre then sweepnode=disc sweeptype="pre" - local new,done=run(pre) + local new,done=c_run(pre,...) if done then - setfield(disc,"pre",new) + pre=new + renewed=true end end - local post=getfield(disc,"post") if post then sweepnode=disc sweeptype="post" - local new,done=run(post) + local new,done=c_run(post,...) + if done then + post=new + renewed=true + end + end + if replace then + sweepnode=disc + sweeptype="replace" + local new,done=c_run(replace,...) if done then - setfield(disc,"post",new) + replace=new + renewed=true + end + end + sweepnode=nil + sweeptype=nil + if renewed then + setdisc(disc,pre,post,replace) + end + return getnext(disc),done +end +local function testrun(disc,t_run,c_run,...) + if trace_testruns then + report_disc("test") + end + local prev,next=getboth(disc) + if not next then + return + end + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc) + local done=false + if replace and prev then + setlink(replacetail,next) + if t_run(replace,next,...) then + setfield(disc,"replace",nil) + setlink(prev,replace) + setlink(replacetail,next) + setboth(disc) + flush_node_list(disc) + return replace,true + else + setnext(replacetail) + setprev(next,disc) + end + end + local renewed=false + if pre then + sweepnode=disc + sweeptype="pre" + local new,ok=c_run(pre,...) + if ok then + pre=new + renewed=true + end + end + if post then + sweepnode=disc + sweeptype="post" + local new,ok=c_run(post,...) + if ok then + post=new + renewed=true + end + end + if replace then + sweepnode=disc + sweeptype="replace" + local new,ok=c_run(replace,...) + if ok then + replace=new + renewed=true + end + end + sweepnode=nil + sweeptype=nil + if renewed then + setdisc(disc,pre,post,replace) + return next,true + else + return next,done + end +end +local nesting=0 +local function c_run_single(head,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + local done=false + local start=sweephead[head] + if start then + sweephead[head]=nil + else + start=head + end + while start do + local char=ischar(start,font) + if char then + local a=getattr(start,0) + if not a or (a==attr) then + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) + if ok then + done=true + end + end + if start then + start=getnext(start) + end + else + start=getnext(start) + end + elseif char==false then + return head,done + else + start=getnext(start) + end + end + return head,done +end +local function t_run_single(start,stop,font,attr,lookupcache) + while start~=stop do + local char=ischar(start,font) + if char then + local a=getattr(start,0) + if not a or (a==attr) then + local lookupmatch=lookupcache[char] + if lookupmatch then + local s=getnext(start) + local l=nil + while s do + local lg=lookupmatch[getchar(s)] + if lg then + l=lg + s=getnext(s) + else + break + end + end + if l and l.ligature then + return true + end + end + end + start=getnext(start) + else + break end end - local replace=getfield(disc,"replace") - if replace then - sweepnode=disc - sweeptype="replace" - local new,done=run(replace) - if done then - setfield(disc,"replace",new) +end +local function k_run_single(sub,injection,last,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + local a=getattr(sub,0) + if not a or (a==attr) then + for n in traverse_nodes(sub) do + if n==last then + break + end + local char=ischar(n) + if char then + local lookupmatch=lookupcache[char] + if lookupmatch then + local h,d,ok=handler(sub,n,dataset,sequence,lookupmatch,rlmode,step,1,injection) + if ok then + return true + end + end + end end end - sweepnode=nil - sweeptype=nil end -local function testrun(disc,trun,crun) - local next=getnext(disc) - if next then - local replace=getfield(disc,"replace") - if replace then - local prev=getprev(disc) - if prev then - local tail=find_node_tail(replace) - setnext(tail,next) - setprev(next,tail) - if trun(replace,next) then - setfield(disc,"replace",nil) - setnext(prev,replace) - setprev(replace,prev) - setprev(next,tail) - setnext(tail,next) - setprev(disc,nil) - setnext(disc,nil) - flush_node_list(disc) - return replace - else - setnext(tail,nil) - setprev(next,disc) +local function c_run_multiple(head,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) + local done=false + local start=sweephead[head] + if start then + sweephead[head]=nil + else + start=head + end + while start do + local char=ischar(start,font) + if char then + local a=getattr(start,0) + if not a or (a==attr) then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + if lookupcache then + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) + if ok then + done=true + break + elseif not start then + break + end + end + else + report_missing_coverage(dataset,sequence) + end + end + if start then + start=getnext(start) end else + start=getnext(start) end + elseif char==false then + return head,done else + start=getnext(start) end - else end - comprun(disc,crun) - return next + return head,done end -local function discrun(disc,drun,krun) - local next=getnext(disc) - local prev=getprev(disc) - if trace_discruns then - report_run("disc") +local function t_run_multiple(start,stop,font,attr,steps,nofsteps) + while start~=stop do + local char=ischar(start,font) + if char then + local a=getattr(start,0) + if not a or (a==attr) then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + if lookupcache then + local lookupmatch=lookupcache[char] + if lookupmatch then + local s=getnext(start) + local l=nil + while s do + local lg=lookupmatch[getchar(s)] + if lg then + l=lg + s=getnext(s) + else + break + end + end + if l and l.ligature then + return true + end + end + else + report_missing_coverage(dataset,sequence) + end + end + end + start=getnext(start) + else + break + end end - if next and prev then - setnext(prev,next) - drun(prev) - setnext(prev,disc) +end +local function k_run_multiple(sub,injection,last,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) + local a=getattr(sub,0) + if not a or (a==attr) then + for n in traverse_nodes(sub) do + if n==last then + break + end + local char=ischar(n) + if char then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + if lookupcache then + local lookupmatch=lookupcache[char] + if lookupmatch then + local h,d,ok=handler(head,n,dataset,sequence,lookupmatch,step,rlmode,i,injection) + if ok then + return true + end + end + else + report_missing_coverage(dataset,sequence) + end + end + end + end end - local pre=getfield(disc,"pre") - if not pre then - elseif prev then - local nest=getprev(pre) - setprev(pre,prev) - setnext(prev,pre) - krun(prev,"preinjections") - setprev(pre,nest) - setnext(prev,disc) +end +local function txtdirstate(start,stack,top,rlparmode) + local dir=getfield(start,"dir") + local new=1 + if dir=="+TRT" then + top=top+1 + stack[top]=dir + new=-1 + elseif dir=="+TLT" then + top=top+1 + stack[top]=dir + elseif dir=="-TRT" or dir=="-TLT" then + top=top-1 + if stack[top]=="+TRT" then + new=-1 + end else - krun(pre,"preinjections") + new=rlparmode + end + if trace_directions then + report_process("directions after txtdir %a: parmode %a, txtmode %a, level %a",dir,mref(rlparmode),mref(new),topstack) + end + return getnext(start),top,new +end +local function pardirstate(start) + local dir=getfield(start,"dir") + local new=0 + if dir=="TLT" then + new=1 + elseif dir=="TRT" then + new=-1 end - return next + if trace_directions then + report_process("directions after pardir %a: parmode %a",dir,mref(new)) + end + return getnext(start),new,new end local function featuresprocessor(head,font,attr) - local lookuphash=lookuphashes[font] - if not lookuphash then + local sequences=sequencelists[font] + if not sequencelists then + return head,false + end + nesting=nesting+1 + if nesting==1 then + currentfont=font + tfmdata=fontdata[font] + descriptions=tfmdata.descriptions + characters=tfmdata.characters + marks=tfmdata.resources.marks + factor=tfmdata.parameters.factor + threshold=tfmdata.parameters.spacing.width or 65536*10 + elseif currentfont~=font then + report_warning("nested call with a different font, level %s, quitting",nesting) + nesting=nesting-1 return head,false end head=tonut(head) if trace_steps then checkstep(head) end - tfmdata=fontdata[font] - descriptions=tfmdata.descriptions - characters=tfmdata.characters - resources=tfmdata.resources - marks=resources.marks - anchorlookups=resources.lookup_to_anchor - lookuptable=resources.lookups - lookuptypes=resources.lookuptypes - lookuptags=resources.lookuptags - currentfont=font - rlmode=0 - sweephead={} - local sequences=resources.sequences + local rlmode=0 local done=false local datasets=otf.dataset(tfmdata,font,attr) - local dirstack={} + local dirstack={} + sweephead={} for s=1,#datasets do local dataset=datasets[s] - featurevalue=dataset[1] local attribute=dataset[2] local sequence=dataset[3] - local kind=dataset[4] local rlparmode=0 local topstack=0 local success=false local typ=sequence.type local gpossing=typ=="gpos_single" or typ=="gpos_pair" - local subtables=sequence.subtables local handler=handlers[typ] - if typ=="gsub_reversecontextchain" then - local start=find_node_tail(head) + local steps=sequence.steps + local nofsteps=sequence.nofsteps + if not steps then + local h,d,ok=handler(head,start,dataset,sequence,nil,nil,nil,0,font,attr) + if ok then + success=true + if h then + head=h + end + if d then + start=d + end + end + elseif typ=="gsub_reversecontextchain" then + local start=find_node_tail(head) while start do - local id=getid(start) - if id==glyph_code then - if getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=a==attr - else - a=true - end - if a then - local char=getchar(start) - for i=1,#subtables do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - head,start,success=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if success then - break - end + local char=ischar(start,font) + if char then + local a=getattr(start,0) + if not a or (a==attr) then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + if lookupcache then + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) + if ok then + success=true + break end - else - report_missing_cache(typ,lookupname) end + else + report_missing_coverage(dataset,sequence) end - if start then start=getprev(start) end - else + end + if start then start=getprev(start) end else @@ -14252,232 +20734,17 @@ local function featuresprocessor(head,font,attr) end end else - local ns=#subtables local start=head rlmode=0 - if ns==1 then - local lookupname=subtables[1] - local lookupcache=lookuphash[lookupname] - if not lookupcache then - report_missing_cache(typ,lookupname) + if nofsteps==1 then + local step=steps[1] + local lookupcache=step.coverage + if not lookupcache then + report_missing_coverage(dataset,sequence) else - local function c_run(head) - local done=false - local start=sweephead[head] - if start then - sweephead[head]=nil - else - start=head - end - while start do - local id=getid(start) - if id~=glyph_code then - start=getnext(start) - elseif getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local lookupmatch=lookupcache[getchar(start)] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,1) - if ok then - done=true - end - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - return head,false - end - end - if done then - success=true - end - return head,done - end - local function t_run(start,stop) - while start~=stop do - local id=getid(start) - if id==glyph_code and getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local lookupmatch=lookupcache[getchar(start)] - if lookupmatch then - local s=getnext(start) - local l=nil - while s do - local lg=lookupmatch[getchar(s)] - if lg then - l=lg - s=getnext(s) - else - break - end - end - if l and l.ligature then - return true - end - end - end - start=getnext(start) - else - break - end - end - end - local function d_run(prev) - local a=getattr(prev,0) - if a then - a=(a==attr) and (not attribute or getprop(prev,a_state)==attribute) - else - a=not attribute or getprop(prev,a_state)==attribute - end - if a then - local lookupmatch=lookupcache[getchar(prev)] - if lookupmatch then - local h,d,ok=handler(head,prev,kind,lookupname,lookupmatch,sequence,lookuphash,1) - if ok then - done=true - success=true - end - end - end - end - local function k_run(sub,injection,last) - local a=getattr(sub,0) - if a then - a=(a==attr) and (not attribute or getprop(sub,a_state)==attribute) - else - a=not attribute or getprop(sub,a_state)==attribute - end - if a then - for n in traverse_nodes(sub) do - if n==last then - break - end - local id=getid(n) - if id==glyph_code then - local lookupmatch=lookupcache[getchar(n)] - if lookupmatch then - local h,d,ok=handler(sub,n,kind,lookupname,lookupmatch,sequence,lookuphash,1,injection) - if ok then - done=true - success=true - end - end - else - end - end - end - end - while start do - local id=getid(start) - if id==glyph_code then - if getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local char=getchar(start) - local lookupmatch=lookupcache[char] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,1) - if ok then - success=true - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - start=getnext(start) - end - elseif id==disc_code then - if gpossing then - kernrun(start,k_run) - start=getnext(start) - elseif typ=="gsub_ligature" then - start=testrun(start,t_run,c_run) - else - comprun(start,c_run) - start=getnext(start) - end - elseif id==math_code then - start=getnext(end_of_math(start)) - elseif id==dir_code then - local dir=getfield(start,"dir") - if dir=="+TLT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=1 - elseif dir=="+TRT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=-1 - elseif dir=="-TLT" or dir=="-TRT" then - topstack=topstack-1 - rlmode=dirstack[topstack]=="+TRT" and -1 or 1 - else - rlmode=rlparmode - end - if trace_directions then - report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir) - end - start=getnext(start) - elseif id==localpar_code then - local dir=getfield(start,"dir") - if dir=="TRT" then - rlparmode=-1 - elseif dir=="TLT" then - rlparmode=1 - else - rlparmode=0 - end - rlmode=rlparmode - if trace_directions then - report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode) - end - start=getnext(start) - else - start=getnext(start) - end - end - end - else - local function c_run(head) - local done=false - local start=sweephead[head] - if start then - sweephead[head]=nil - else - start=head - end while start do - local id=getid(start) - if id~=glyph_code then - start=getnext(start) - elseif getfont(start)==font and getsubtype(start)<256 then + local char,id=ischar(start,font) + if char then local a=getattr(start,0) if a then a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) @@ -14485,234 +20752,101 @@ local function featuresprocessor(head,font,attr) a=not attribute or getprop(start,a_state)==attribute end if a then - local char=getchar(start) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if ok then - done=true - break - elseif not start then - break - end - end - else - report_missing_cache(typ,lookupname) - end - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - return head,false - end - end - if done then - success=true - end - return head,done - end - local function d_run(prev) - local a=getattr(prev,0) - if a then - a=(a==attr) and (not attribute or getprop(prev,a_state)==attribute) - else - a=not attribute or getprop(prev,a_state)==attribute - end - if a then - local char=getchar(prev) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then local lookupmatch=lookupcache[char] if lookupmatch then - local h,d,ok=handler(head,prev,kind,lookupname,lookupmatch,sequence,lookuphash,i) + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,step,1) if ok then - done=true - break - end - end - else - report_missing_cache(typ,lookupname) - end - end - end - end - local function k_run(sub,injection,last) - local a=getattr(sub,0) - if a then - a=(a==attr) and (not attribute or getprop(sub,a_state)==attribute) - else - a=not attribute or getprop(sub,a_state)==attribute - end - if a then - for n in traverse_nodes(sub) do - if n==last then - break - end - local id=getid(n) - if id==glyph_code then - local char=getchar(n) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local h,d,ok=handler(head,n,kind,lookupname,lookupmatch,sequence,lookuphash,i,injection) - if ok then - done=true - break - end - end - else - report_missing_cache(typ,lookupname) + success=true end end - else - end - end - end - end - local function t_run(start,stop) - while start~=stop do - local id=getid(start) - if id==glyph_code and getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local char=getchar(start) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local s=getnext(start) - local l=nil - while s do - local lg=lookupmatch[getchar(s)] - if lg then - l=lg - s=getnext(s) - else - break - end - end - if l and l.ligature then - return true - end - end - else - report_missing_cache(typ,lookupname) - end + if start then + start=getnext(start) end + else + start=getnext(start) end + elseif char==false then start=getnext(start) + elseif id==disc_code then + local ok + if gpossing then + start,ok=kernrun(start,k_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + elseif typ=="gsub_ligature" then + start,ok=testrun(start,t_run_single,c_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + else + start,ok=comprun(start,c_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,handler) + end + if ok then + success=true + end + elseif id==math_code then + start=getnext(end_of_math(start)) + elseif id==dir_code then + start,topstack,rlmode=txtdirstate(start,dirstack,topstack,rlparmode) + elseif id==localpar_code then + start,rlparmode,rlmode=pardirstate(start) else - break + start=getnext(start) end end end + else while start do - local id=getid(start) - if id==glyph_code then - if getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local char=getchar(start) - local lookupmatch=lookupcache[char] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if ok then - success=true - break - elseif not start then - break - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) + local char,id=ischar(start,font) + if char then + local a=getattr(start,0) + if a then + a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) + else + a=not attribute or getprop(start,a_state)==attribute + end + if a then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + if lookupcache then + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,step,i) + if ok then + success=true + break + elseif not start then + break end - else - report_missing_cache(typ,lookupname) end + else + report_missing_coverage(dataset,sequence) end - if start then start=getnext(start) end - else + end + if start then start=getnext(start) end else start=getnext(start) end + elseif char==false then + start=getnext(start) elseif id==disc_code then + local ok if gpossing then - kernrun(start,k_run) - start=getnext(start) + start,ok=kernrun(start,k_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) elseif typ=="gsub_ligature" then - start=testrun(start,t_run,c_run) + start,ok=testrun(start,t_run_multiple,c_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) else - comprun(start,c_run) - start=getnext(start) + start,ok=comprun(start,c_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,handler) + end + if ok then + success=true end elseif id==math_code then start=getnext(end_of_math(start)) elseif id==dir_code then - local dir=getfield(start,"dir") - if dir=="+TLT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=1 - elseif dir=="+TRT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=-1 - elseif dir=="-TLT" or dir=="-TRT" then - topstack=topstack-1 - rlmode=dirstack[topstack]=="+TRT" and -1 or 1 - else - rlmode=rlparmode - end - if trace_directions then - report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir) - end - start=getnext(start) + start,topstack,rlmode=txtdirstate(start,dirstack,topstack,rlparmode) elseif id==localpar_code then - local dir=getfield(start,"dir") - if dir=="TRT" then - rlparmode=-1 - elseif dir=="TLT" then - rlparmode=1 - else - rlparmode=0 - end - rlmode=rlparmode - if trace_directions then - report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode) - end - start=getnext(start) + start,rlparmode,rlmode=pardirstate(start) else start=getnext(start) end @@ -14726,1090 +20860,2139 @@ local function featuresprocessor(head,font,attr) registerstep(head) end end + nesting=nesting-1 head=tonode(head) return head,done end -local function generic(lookupdata,lookupname,unicode,lookuphash) - local target=lookuphash[lookupname] - if target then - target[unicode]=lookupdata - else - lookuphash[lookupname]={ [unicode]=lookupdata } - end -end -local function ligature(lookupdata,lookupname,unicode,lookuphash) - local target=lookuphash[lookupname] - if not target then - target={} - lookuphash[lookupname]=target - end - for i=1,#lookupdata do - local li=lookupdata[i] - local tu=target[li] - if not tu then - tu={} - target[li]=tu - end - target=tu - end - target.ligature=unicode +local function featuresinitializer(tfmdata,value) end -local function pair(lookupdata,lookupname,unicode,lookuphash) - local target=lookuphash[lookupname] - if not target then - target={} - lookuphash[lookupname]=target - end - local others=target[unicode] - local paired=lookupdata[1] - if others then - others[paired]=lookupdata - else - others={ [paired]=lookupdata } - target[unicode]=others - end -end -local action={ - substitution=generic, - multiple=generic, - alternate=generic, - position=generic, - ligature=ligature, - pair=pair, - kern=pair, +registerotffeature { + name="features", + description="features", + default=true, + initializers={ + position=1, + node=featuresinitializer, + }, + processors={ + node=featuresprocessor, + } } -local function prepare_lookups(tfmdata) - local rawdata=tfmdata.shared.rawdata - local resources=rawdata.resources - local lookuphash=resources.lookuphash - local anchor_to_lookup=resources.anchor_to_lookup - local lookup_to_anchor=resources.lookup_to_anchor - local lookuptypes=resources.lookuptypes - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local duplicates=resources.duplicates - for unicode,character in next,characters do - local description=descriptions[unicode] - if description then - local lookups=description.slookups - if lookups then - for lookupname,lookupdata in next,lookups do - action[lookuptypes[lookupname]](lookupdata,lookupname,unicode,lookuphash,duplicates) - end - end - local lookups=description.mlookups - if lookups then - for lookupname,lookuplist in next,lookups do - local lookuptype=lookuptypes[lookupname] - for l=1,#lookuplist do - local lookupdata=lookuplist[l] - action[lookuptype](lookupdata,lookupname,unicode,lookuphash,duplicates) - end - end - end - local list=description.kerns - if list then - for lookup,krn in next,list do - local target=lookuphash[lookup] - if target then - target[unicode]=krn - else - lookuphash[lookup]={ [unicode]=krn } - end - end - end - local list=description.anchors - if list then - for typ,anchors in next,list do - if typ=="mark" or typ=="cexit" then - for name,anchor in next,anchors do - local lookups=anchor_to_lookup[name] - if lookups then - for lookup in next,lookups do - local target=lookuphash[lookup] - if target then - target[unicode]=anchors - else - lookuphash[lookup]={ [unicode]=anchors } - end - end - end +otf.handlers=handlers +local setspacekerns=nodes.injections.setspacekerns if not setspacekerns then os.exit() end +function otf.handlers.trigger_space_kerns(head,start,dataset,sequence,_,_,_,_,font,attr) + setspacekerns(font,sequence) + return head,start,true +end +local function hasspacekerns(data) + local sequences=data.resources.sequences + for i=1,#sequences do + local sequence=sequences[i] + local steps=sequence.steps + if steps and sequence.features.kern then + for i=1,#steps do + local coverage=steps[i].coverage + if not coverage then + elseif coverage[32] then + return true + else + for k,v in next,coverage do + if v[32] then + return true end end end end end end + return false end -local function split(replacement,original) - local result={} - for i=1,#replacement do - result[original[i]]=replacement[i] +otf.readers.registerextender { + name="spacekerns", + action=function(data) + data.properties.hasspacekerns=hasspacekerns(data) end - return result -end -local valid={ - coverage={ chainsub=true,chainpos=true,contextsub=true,contextpos=true }, - reversecoverage={ reversesub=true }, - glyphs={ chainsub=true,chainpos=true,contextsub=true,contextpos=true }, } -local function prepare_contextchains(tfmdata) - local rawdata=tfmdata.shared.rawdata - local resources=rawdata.resources - local lookuphash=resources.lookuphash - local lookuptags=resources.lookuptags - local lookups=rawdata.lookups - if lookups then - for lookupname,lookupdata in next,rawdata.lookups do - local lookuptype=lookupdata.type - if lookuptype then - local rules=lookupdata.rules - if rules then - local format=lookupdata.format - local validformat=valid[format] - if not validformat then - report_prepare("unsupported format %a",format) - elseif not validformat[lookuptype] then - report_prepare("unsupported format %a, lookuptype %a, lookupname %a",format,lookuptype,lookuptags[lookupname]) - else - local contexts=lookuphash[lookupname] - if not contexts then - contexts={} - lookuphash[lookupname]=contexts - end - local t,nt={},0 - for nofrules=1,#rules do - local rule=rules[nofrules] - local current=rule.current - local before=rule.before - local after=rule.after - local replacements=rule.replacements - local sequence={} - local nofsequences=0 - if before then - for n=1,#before do - nofsequences=nofsequences+1 - sequence[nofsequences]=before[n] - end - end - local start=nofsequences+1 - for n=1,#current do - nofsequences=nofsequences+1 - sequence[nofsequences]=current[n] - end - local stop=nofsequences - if after then - for n=1,#after do - nofsequences=nofsequences+1 - sequence[nofsequences]=after[n] +local function spaceinitializer(tfmdata,value) + local resources=tfmdata.resources + local spacekerns=resources and resources.spacekerns + if spacekerns==nil then + local properties=tfmdata.properties + if properties and properties.hasspacekerns then + local sequences=resources.sequences + local left={} + local right={} + local last=0 + local feat=nil + for i=1,#sequences do + local sequence=sequences[i] + local steps=sequence.steps + if steps then + local kern=sequence.features.kern + if kern then + feat=feat or kern + for i=1,#steps do + local step=steps[i] + local coverage=step.coverage + if coverage then + local kerns=coverage[32] + if kerns then + for k,v in next,kerns do + right[k]=v + end end - end - if sequence[1] then - nt=nt+1 - t[nt]={ nofrules,lookuptype,sequence,start,stop,rule.lookups,replacements } - for unic in next,sequence[start] do - local cu=contexts[unic] - if not cu then - contexts[unic]=t + for k,v in next,coverage do + local kern=v[32] + if kern then + left[k]=kern end end end end + last=i end else end - else - report_prepare("missing lookuptype for lookupname %a",lookuptags[lookupname]) end - end - end -end -local function featuresinitializer(tfmdata,value) - if true then - local rawdata=tfmdata.shared.rawdata - local properties=rawdata.properties - if not properties.initialized then - local starttime=trace_preparing and os.clock() - local resources=rawdata.resources - resources.lookuphash=resources.lookuphash or {} - prepare_contextchains(tfmdata) - prepare_lookups(tfmdata) - properties.initialized=true - if trace_preparing then - report_prepare("preparation time is %0.3f seconds for %a",os.clock()-starttime,tfmdata.properties.fullname) + left=next(left) and left or false + right=next(right) and right or false + if left or right then + spacekerns={ + left=left, + right=right, + } + if last>0 then + local triggersequence={ + features={ kern=feat or { dflt={ dflt=true,} } }, + flags=noflags, + name="trigger_space_kerns", + order={ "kern" }, + type="trigger_space_kerns", + left=left, + right=right, + } + insert(sequences,last,triggersequence) + end + else + spacekerns=false end + else + spacekerns=false end + resources.spacekerns=spacekerns end + return spacekerns end registerotffeature { - name="features", - description="features", + name="spacekern", + description="space kern injection", default=true, initializers={ - position=1, - node=featuresinitializer, + node=spaceinitializer, }, - processors={ - node=featuresprocessor, - } } -otf.handlers=handlers end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['font-otp']={ +if not modules then modules={} end modules ['font-osd']={ version=1.001, - comment="companion to font-otf.lua (packing)", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", + comment="companion to font-ini.mkiv", + author="Kai Eigner, TAT Zetwerk / Hans Hagen, PRAGMA ADE", + copyright="TAT Zetwerk / PRAGMA ADE / ConTeXt Development Team", license="see context related readme files" } -local next,type,tostring=next,type,tostring -local sort,concat=table.sort,table.concat -local trace_packing=false trackers.register("otf.packing",function(v) trace_packing=v end) -local trace_loading=false trackers.register("otf.loading",function(v) trace_loading=v end) -local report_otf=logs.reporter("fonts","otf loading") -fonts=fonts or {} -local handlers=fonts.handlers or {} -fonts.handlers=handlers -local otf=handlers.otf or {} -handlers.otf=otf -local enhancers=otf.enhancers or {} -otf.enhancers=enhancers -local glists=otf.glists or { "gsub","gpos" } -otf.glists=glists -local criterium=1 -local threshold=0 -local function tabstr_normal(t) - local s={} - local n=0 - for k,v in next,t do - n=n+1 - if type(v)=="table" then - s[n]=k..">"..tabstr_normal(v) - elseif v==true then - s[n]=k.."+" - elseif v then - s[n]=k.."="..v - else - s[n]=k.."-" +local insert,imerge,copy=table.insert,table.imerge,table.copy +local next,type=next,type +local report_devanagari=logs.reporter("otf","devanagari") +fonts=fonts or {} +fonts.analyzers=fonts.analyzers or {} +fonts.analyzers.methods=fonts.analyzers.methods or { node={ otf={} } } +local otf=fonts.handlers.otf +local nodecodes=nodes.nodecodes +local glyph_code=nodecodes.glyph +local handlers=otf.handlers +local methods=fonts.analyzers.methods +local otffeatures=fonts.constructors.newfeatures("otf") +local registerotffeature=otffeatures.register +local nuts=nodes.nuts +local tonode=nuts.tonode +local tonut=nuts.tonut +local getnext=nuts.getnext +local getprev=nuts.getprev +local getboth=nuts.getboth +local getid=nuts.getid +local getchar=nuts.getchar +local getfont=nuts.getfont +local getsubtype=nuts.getsubtype +local setlink=nuts.setlink +local setnext=nuts.setnext +local setprev=nuts.setprev +local setchar=nuts.setchar +local getprop=nuts.getprop +local setprop=nuts.setprop +local ischar=nuts.is_char +local insert_node_after=nuts.insert_after +local copy_node=nuts.copy +local free_node=nuts.free +local remove_node=nuts.remove +local flush_list=nuts.flush_list +local copyinjection=nodes.injections.copy +local unsetvalue=attributes.unsetvalue +local fontdata=fonts.hashes.identifiers +local a_state=attributes.private('state') +local a_syllabe=attributes.private('syllabe') +local dotted_circle=0x25CC +local states=fonts.analyzers.states +local s_rphf=states.rphf +local s_half=states.half +local s_pref=states.pref +local s_blwf=states.blwf +local s_pstf=states.pstf +local replace_all_nbsp=nil +replace_all_nbsp=function(head) + replace_all_nbsp=typesetters and typesetters.characters and typesetters.characters.replacenbspaces or function(head) + return head + end + return replace_all_nbsp(head) +end +local xprocesscharacters=nil +if context then + xprocesscharacters=function(head,font) + xprocesscharacters=nodes.handlers.characters + return xprocesscharacters(head,font) + end +else + xprocesscharacters=function(head,font) + xprocesscharacters=nodes.handlers.nodepass + return xprocesscharacters(head,font) + end +end +local function processcharacters(head,font) + return tonut(xprocesscharacters(tonode(head))) +end +local consonant={ + [0x0915]=true,[0x0916]=true,[0x0917]=true,[0x0918]=true, + [0x0919]=true,[0x091A]=true,[0x091B]=true,[0x091C]=true, + [0x091D]=true,[0x091E]=true,[0x091F]=true,[0x0920]=true, + [0x0921]=true,[0x0922]=true,[0x0923]=true,[0x0924]=true, + [0x0925]=true,[0x0926]=true,[0x0927]=true,[0x0928]=true, + [0x0929]=true,[0x092A]=true,[0x092B]=true,[0x092C]=true, + [0x092D]=true,[0x092E]=true,[0x092F]=true,[0x0930]=true, + [0x0931]=true,[0x0932]=true,[0x0933]=true,[0x0934]=true, + [0x0935]=true,[0x0936]=true,[0x0937]=true,[0x0938]=true, + [0x0939]=true,[0x0958]=true,[0x0959]=true,[0x095A]=true, + [0x095B]=true,[0x095C]=true,[0x095D]=true,[0x095E]=true, + [0x095F]=true,[0x0979]=true,[0x097A]=true, + [0x0C95]=true,[0x0C96]=true,[0x0C97]=true,[0x0C98]=true, + [0x0C99]=true,[0x0C9A]=true,[0x0C9B]=true,[0x0C9C]=true, + [0x0C9D]=true,[0x0C9E]=true,[0x0C9F]=true,[0x0CA0]=true, + [0x0CA1]=true,[0x0CA2]=true,[0x0CA3]=true,[0x0CA4]=true, + [0x0CA5]=true,[0x0CA6]=true,[0x0CA7]=true,[0x0CA8]=true, + [0x0CA9]=true,[0x0CAA]=true,[0x0CAB]=true,[0x0CAC]=true, + [0x0CAD]=true,[0x0CAE]=true,[0x0CAF]=true,[0x0CB0]=true, + [0x0CB1]=true,[0x0CB2]=true,[0x0CB3]=true,[0x0CB4]=true, + [0x0CB5]=true,[0x0CB6]=true,[0x0CB7]=true,[0x0CB8]=true, + [0x0CB9]=true, + [0x0CDE]=true, + [0x0D15]=true,[0x0D16]=true,[0x0D17]=true,[0x0D18]=true, + [0x0D19]=true,[0x0D1A]=true,[0x0D1B]=true,[0x0D1C]=true, + [0x0D1D]=true,[0x0D1E]=true,[0x0D1F]=true,[0x0D20]=true, + [0x0D21]=true,[0x0D22]=true,[0x0D23]=true,[0x0D24]=true, + [0x0D25]=true,[0x0D26]=true,[0x0D27]=true,[0x0D28]=true, + [0x0D29]=true,[0x0D2A]=true,[0x0D2B]=true,[0x0D2C]=true, + [0x0D2D]=true,[0x0D2E]=true,[0x0D2F]=true,[0x0D30]=true, + [0x0D31]=true,[0x0D32]=true,[0x0D33]=true,[0x0D34]=true, + [0x0D35]=true,[0x0D36]=true,[0x0D37]=true,[0x0D38]=true, + [0x0D39]=true,[0x0D3A]=true, +} +local independent_vowel={ + [0x0904]=true,[0x0905]=true,[0x0906]=true,[0x0907]=true, + [0x0908]=true,[0x0909]=true,[0x090A]=true,[0x090B]=true, + [0x090C]=true,[0x090D]=true,[0x090E]=true,[0x090F]=true, + [0x0910]=true,[0x0911]=true,[0x0912]=true,[0x0913]=true, + [0x0914]=true,[0x0960]=true,[0x0961]=true,[0x0972]=true, + [0x0973]=true,[0x0974]=true,[0x0975]=true,[0x0976]=true, + [0x0977]=true, + [0x0C85]=true,[0x0C86]=true,[0x0C87]=true,[0x0C88]=true, + [0x0C89]=true,[0x0C8A]=true,[0x0C8B]=true,[0x0C8C]=true, + [0x0C8D]=true,[0x0C8E]=true,[0x0C8F]=true,[0x0C90]=true, + [0x0C91]=true,[0x0C92]=true,[0x0C93]=true,[0x0C94]=true, + [0x0D05]=true,[0x0D06]=true,[0x0D07]=true,[0x0D08]=true, + [0x0D09]=true,[0x0D0A]=true,[0x0D0B]=true,[0x0D0C]=true, + [0x0D0E]=true,[0x0D0F]=true,[0x0D10]=true,[0x0D12]=true, + [0x0D13]=true,[0x0D14]=true, +} +local dependent_vowel={ + [0x093A]=true,[0x093B]=true,[0x093E]=true,[0x093F]=true, + [0x0940]=true,[0x0941]=true,[0x0942]=true,[0x0943]=true, + [0x0944]=true,[0x0945]=true,[0x0946]=true,[0x0947]=true, + [0x0948]=true,[0x0949]=true,[0x094A]=true,[0x094B]=true, + [0x094C]=true,[0x094E]=true,[0x094F]=true,[0x0955]=true, + [0x0956]=true,[0x0957]=true,[0x0962]=true,[0x0963]=true, + [0x0CBE]=true,[0x0CBF]=true,[0x0CC0]=true,[0x0CC1]=true, + [0x0CC2]=true,[0x0CC3]=true,[0x0CC4]=true,[0x0CC5]=true, + [0x0CC6]=true,[0x0CC7]=true,[0x0CC8]=true,[0x0CC9]=true, + [0x0CCA]=true,[0x0CCB]=true,[0x0CCC]=true, + [0x0D3E]=true,[0x0D3F]=true,[0x0D40]=true,[0x0D41]=true, + [0x0D42]=true,[0x0D43]=true,[0x0D44]=true,[0x0D46]=true, + [0x0D47]=true,[0x0D48]=true,[0x0D4A]=true,[0x0D4B]=true, + [0x0D4C]=true,[0x0D57]=true, +} +local vowel_modifier={ + [0x0900]=true,[0x0901]=true,[0x0902]=true,[0x0903]=true, + [0xA8E0]=true,[0xA8E1]=true,[0xA8E2]=true,[0xA8E3]=true, + [0xA8E4]=true,[0xA8E5]=true,[0xA8E6]=true,[0xA8E7]=true, + [0xA8E8]=true,[0xA8E9]=true,[0xA8EA]=true,[0xA8EB]=true, + [0xA8EC]=true,[0xA8ED]=true,[0xA8EE]=true,[0xA8EF]=true, + [0xA8F0]=true,[0xA8F1]=true, + [0x0D02]=true,[0x0D03]=true, +} +local stress_tone_mark={ + [0x0951]=true,[0x0952]=true,[0x0953]=true,[0x0954]=true, + [0x0CCD]=true, + [0x0D4D]=true, +} +local nukta={ + [0x093C]=true, + [0x0CBC]=true, +} +local halant={ + [0x094D]=true, + [0x0CCD]=true, + [0x0D4D]=true, +} +local ra={ + [0x0930]=true, + [0x0CB0]=true, + [0x0D30]=true, +} +local c_anudatta=0x0952 +local c_nbsp=0x00A0 +local c_zwnj=0x200C +local c_zwj=0x200D +local zw_char={ + [0x200C]=true, + [0x200D]=true, +} +local pre_mark={ + [0x093F]=true,[0x094E]=true, + [0x0D46]=true,[0x0D47]=true,[0x0D48]=true, +} +local above_mark={ + [0x0900]=true,[0x0901]=true,[0x0902]=true,[0x093A]=true, + [0x0945]=true,[0x0946]=true,[0x0947]=true,[0x0948]=true, + [0x0951]=true,[0x0953]=true,[0x0954]=true,[0x0955]=true, + [0xA8E0]=true,[0xA8E1]=true,[0xA8E2]=true,[0xA8E3]=true, + [0xA8E4]=true,[0xA8E5]=true,[0xA8E6]=true,[0xA8E7]=true, + [0xA8E8]=true,[0xA8E9]=true,[0xA8EA]=true,[0xA8EB]=true, + [0xA8EC]=true,[0xA8ED]=true,[0xA8EE]=true,[0xA8EF]=true, + [0xA8F0]=true,[0xA8F1]=true, + [0x0D4E]=true, +} +local below_mark={ + [0x093C]=true,[0x0941]=true,[0x0942]=true,[0x0943]=true, + [0x0944]=true,[0x094D]=true,[0x0952]=true,[0x0956]=true, + [0x0957]=true,[0x0962]=true,[0x0963]=true, +} +local post_mark={ + [0x0903]=true,[0x093B]=true,[0x093E]=true,[0x0940]=true, + [0x0949]=true,[0x094A]=true,[0x094B]=true,[0x094C]=true, + [0x094F]=true, +} +local twopart_mark={ + [0x0D4A]={ 0x0D46,0x0D3E,}, + [0x0D4B]={ 0x0D47,0x0D3E,}, + [0x0D4C]={ 0x0D46,0x0D57,}, +} +local mark_four={} +for k,v in next,pre_mark do mark_four[k]=pre_mark end +for k,v in next,above_mark do mark_four[k]=above_mark end +for k,v in next,below_mark do mark_four[k]=below_mark end +for k,v in next,post_mark do mark_four[k]=post_mark end +local mark_above_below_post={} +for k,v in next,above_mark do mark_above_below_post[k]=above_mark end +for k,v in next,below_mark do mark_above_below_post[k]=below_mark end +for k,v in next,post_mark do mark_above_below_post[k]=post_mark end +local reorder_class={ + [0x0930]="before postscript", + [0x093F]="before half", + [0x0940]="after subscript", + [0x0941]="after subscript", + [0x0942]="after subscript", + [0x0943]="after subscript", + [0x0944]="after subscript", + [0x0945]="after subscript", + [0x0946]="after subscript", + [0x0947]="after subscript", + [0x0948]="after subscript", + [0x0949]="after subscript", + [0x094A]="after subscript", + [0x094B]="after subscript", + [0x094C]="after subscript", + [0x0962]="after subscript", + [0x0963]="after subscript", + [0x093E]="after subscript", + [0x0CB0]="after postscript", + [0x0CBF]="before subscript", + [0x0CC6]="before subscript", + [0x0CCC]="before subscript", + [0x0CBE]="before subscript", + [0x0CE2]="before subscript", + [0x0CE3]="before subscript", + [0x0CC1]="before subscript", + [0x0CC2]="before subscript", + [0x0CC3]="after subscript", + [0x0CC4]="after subscript", + [0x0CD5]="after subscript", + [0x0CD6]="after subscript", +} +local dflt_true={ + dflt=true +} +local dev2_defaults={ + dev2=dflt_true, +} +local deva_defaults={ + dev2=dflt_true, + deva=dflt_true, +} +local false_flags={ false,false,false,false } +local both_joiners_true={ + [0x200C]=true, + [0x200D]=true, +} +local sequence_reorder_matras={ + features={ dv01=dev2_defaults }, + flags=false_flags, + name="dv01_reorder_matras", + order={ "dv01" }, + type="devanagari_reorder_matras", + nofsteps=1, + steps={ + { + osdstep=true, + coverage=pre_mark, + } + } +} +local sequence_reorder_reph={ + features={ dv02=dev2_defaults }, + flags=false_flags, + name="dv02_reorder_reph", + order={ "dv02" }, + type="devanagari_reorder_reph", + nofsteps=1, + steps={ + { + osdstep=true, + coverage={}, + } + } +} +local sequence_reorder_pre_base_reordering_consonants={ + features={ dv03=dev2_defaults }, + flags=false_flags, + name="dv03_reorder_pre_base_reordering_consonants", + order={ "dv03" }, + type="devanagari_reorder_pre_base_reordering_consonants", + nofsteps=1, + steps={ + { + osdstep=true, + coverage={}, + } + } +} +local sequence_remove_joiners={ + features={ dv04=deva_defaults }, + flags=false_flags, + name="dv04_remove_joiners", + order={ "dv04" }, + type="devanagari_remove_joiners", + nofsteps=1, + steps={ + { osdstep=true, + coverage=both_joiners_true, + }, + } +} +local basic_shaping_forms={ + nukt=true, + akhn=true, + rphf=true, + pref=true, + rkrf=true, + blwf=true, + half=true, + pstf=true, + vatu=true, + cjct=true, +} +local valid={ + akhn=true, + rphf=true, + pref=true, + half=true, + blwf=true, + pstf=true, + pres=true, + blws=true, + psts=true, +} +local function initializedevanagi(tfmdata) + local script,language=otf.scriptandlanguage(tfmdata,attr) + if script=="deva" or script=="dev2" or script=="mlym" or script=="mlm2" then + local resources=tfmdata.resources + local devanagari=resources.devanagari + if not devanagari then + report_devanagari("adding devanagari features to font") + local gsubfeatures=resources.features.gsub + local sequences=resources.sequences + local sharedfeatures=tfmdata.shared.features + local lastmatch=0 + for s=1,#sequences do + local features=sequences[s].features + if features then + for k,v in next,features do + if basic_shaping_forms[k] then + lastmatch=s + end + end + end + end + local insertindex=lastmatch+1 + gsubfeatures["dv01"]=dev2_defaults + gsubfeatures["dv02"]=dev2_defaults + gsubfeatures["dv03"]=dev2_defaults + gsubfeatures["dv04"]=deva_defaults + local reorder_pre_base_reordering_consonants=copy(sequence_reorder_pre_base_reordering_consonants) + local reorder_reph=copy(sequence_reorder_reph) + local reorder_matras=copy(sequence_reorder_matras) + local remove_joiners=copy(sequence_remove_joiners) + insert(sequences,insertindex,reorder_pre_base_reordering_consonants) + insert(sequences,insertindex,reorder_reph) + insert(sequences,insertindex,reorder_matras) + insert(sequences,insertindex,remove_joiners) + local blwfcache={} + local seqsubset={} + local rephstep={ + coverage={} + } + local devanagari={ + reph=false, + vattu=false, + blwfcache=blwfcache, + seqsubset=seqsubset, + reorderreph=rephstep, + } + reorder_reph.steps={ rephstep } + local pre_base_reordering_consonants={} + reorder_pre_base_reordering_consonants.steps[1].coverage=pre_base_reordering_consonants + resources.devanagari=devanagari + for s=1,#sequences do + local sequence=sequences[s] + local steps=sequence.steps + local nofsteps=sequence.nofsteps + local features=sequence.features + if features["rphf"] then + devanagari.reph=true + elseif features["blwf"] then + devanagari.vattu=true + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + for k,v in next,coverage do + if not blwfcache[k] then + blwfcache[k]=v + end + end + end + end + end + if valid[kind] then + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + local reph=false + if step.osdstep then + for k,v in next,ra do + local r=coverage[k] + if r then + local h=false + for k,v in next,halant do + local h=r[k] + if h then + reph=h.ligature or false + break + end + end + if reph then + break + end + end + end + else + end + seqsubset[#seqsubset+1]={ kind,coverage,reph } + end + end + end + if kind=="pref" then + local sequence=dataset[3] + local steps=sequence.steps + local nofsteps=sequence.nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + for k,v in next,halant do + local h=coverage[k] + if h then + local found=false + for k,v in next,h do + found=v and v.ligature + if found then + pre_base_reordering_consonants[k]=found + break + end + end + if found then + break + end + end + end + end + end + end + end + if script=="deva" then + sharedfeatures["dv04"]=true + elseif script=="dev2" then + sharedfeatures["dv01"]=true + sharedfeatures["dv02"]=true + sharedfeatures["dv03"]=true + sharedfeatures["dv04"]=true + elseif script=="mlym" then + sharedfeatures["pstf"]=true + elseif script=="mlm2" then + sharedfeatures["pstf"]=true + sharedfeatures["pref"]=true + sharedfeatures["dv03"]=true + gsubfeatures ["dv03"]=dev2_defaults + insert(sequences,insertindex,sequence_reorder_pre_base_reordering_consonants) + end end end - if n==0 then - return "" - elseif n==1 then - return s[1] - else - sort(s) - return concat(s,",") - end -end -local function tabstr_flat(t) - local s={} - local n=0 - for k,v in next,t do - n=n+1 - s[n]=k.."="..v - end - if n==0 then - return "" - elseif n==1 then - return s[1] - else - sort(s) - return concat(s,",") - end end -local function tabstr_mixed(t) - local s={} - local n=#t - if n==0 then - return "" - elseif n==1 then - local k=t[1] - if k==true then - return "++" - elseif k==false then - return "--" - else - return tostring(k) - end - else - for i=1,n do - local k=t[i] - if k==true then - s[i]="++" - elseif k==false then - s[i]="--" - else - s[i]=k +registerotffeature { + name="devanagari", + description="inject additional features", + default=true, + initializers={ + node=initializedevanagi, + }, +} +local function deva_initialize(font,attr) + local tfmdata=fontdata[font] + local datasets=otf.dataset(tfmdata,font,attr) + local devanagaridata=datasets.devanagari + if not devanagaridata then + devanagaridata={ + reph=false, + vattu=false, + blwfcache={}, + } + datasets.devanagari=devanagaridata + local resources=tfmdata.resources + local devanagari=resources.devanagari + for s=1,#datasets do + local dataset=datasets[s] + if dataset and dataset[1] then + local kind=dataset[4] + if kind=="rphf" then + devanagaridata.reph=true + elseif kind=="blwf" then + devanagaridata.vattu=true + devanagaridata.blwfcache=devanagari.blwfcache + end end end - return concat(s,",") end + return devanagaridata.reph,devanagaridata.vattu,devanagaridata.blwfcache end -local function tabstr_boolean(t) - local s={} - local n=0 - for k,v in next,t do - n=n+1 - if v then - s[n]=k.."+" +local function deva_reorder(head,start,stop,font,attr,nbspaces) + local reph,vattu,blwfcache=deva_initialize(font,attr) + local current=start + local n=getnext(start) + local base=nil + local firstcons=nil + local lastcons=nil + local basefound=false + if reph and ra[getchar(start)] and halant[getchar(n)] then + if n==stop then + return head,stop,nbspaces + end + if getchar(getnext(n))==c_zwj then + current=start else - s[n]=k.."-" + current=getnext(n) + setprop(start,a_state,s_rphf) end end - if n==0 then - return "" - elseif n==1 then - return s[1] - else - sort(s) - return concat(s,",") - end -end -local function packdata(data) - if data then - local h,t,c={},{},{} - local hh,tt,cc={},{},{} - local nt,ntt=0,0 - local function pack_normal(v) - local tag=tabstr_normal(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt + if getchar(current)==c_nbsp then + if current==stop then + stop=getprev(stop) + head=remove_node(head,current) + free_node(current) + return head,stop,nbspaces + else + nbspaces=nbspaces+1 + base=current + firstcons=current + lastcons=current + current=getnext(current) + if current~=stop then + if nukta[getchar(current)] then + current=getnext(current) + end + if getchar(current)==c_zwj then + if current~=stop then + local next=getnext(current) + if next~=stop and halant[getchar(next)] then + current=next + next=getnext(current) + local tmp=next and getnext(next) or nil + local changestop=next==stop + local tempcurrent=copy_node(next) + copyinjection(tempcurrent,next) + local nextcurrent=copy_node(current) + copyinjection(nextcurrent,current) + setlink(tempcurrent,nextcurrent) + setprop(tempcurrent,a_state,s_blwf) + tempcurrent=processcharacters(tempcurrent,font) + setprop(tempcurrent,a_state,unsetvalue) + if getchar(next)==getchar(tempcurrent) then + flush_list(tempcurrent) + local n=copy_node(current) + copyinjection(n,current) + setchar(current,dotted_circle) + head=insert_node_after(head,current,n) + else + setchar(current,getchar(tempcurrent)) + local freenode=getnext(current) + setlink(current,tmp) + free_node(freenode) + flush_list(tempcurrent) + if changestop then + stop=current + end + end + end + end + end end end - local function pack_flat(v) - local tag=tabstr_flat(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt + end + while not basefound do + local char=getchar(current) + if consonant[char] then + setprop(current,a_state,s_half) + if not firstcons then + firstcons=current end - end - local function pack_boolean(v) - local tag=tabstr_boolean(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht + lastcons=current + if not base then + base=current + elseif blwfcache[char] then + setprop(current,a_state,s_blwf) else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt + base=current end end - local function pack_indexed(v) - local tag=concat(v," ") - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end + basefound=current==stop + current=getnext(current) + end + if base~=lastcons then + local np=base + local n=getnext(base) + local ch=getchar(n) + if nukta[ch] then + np=n + n=getnext(n) + ch=getchar(n) + end + if halant[ch] then + if lastcons~=stop then + local ln=getnext(lastcons) + if nukta[getchar(ln)] then + lastcons=ln + end + end + local nn=getnext(n) + local ln=getnext(lastcons) + setlink(np,nn) + setnext(lastcons,n) + if ln then + setprev(ln,n) + end + setnext(n,ln) + setprev(n,lastcons) + if lastcons==stop then + stop=n + end + end + end + n=getnext(start) + if n~=stop and ra[getchar(start)] and halant[getchar(n)] and not zw_char[getchar(getnext(n))] then + local matra=base + if base~=stop then + local next=getnext(base) + if dependent_vowel[getchar(next)] then + matra=next + end + end + local sp=getprev(start) + local nn=getnext(n) + local mn=getnext(matra) + setlink(sp,nn) + setlink(matra,start) + setlink(n,mn) + if head==start then + head=nn end - local function pack_mixed(v) - local tag=tabstr_mixed(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end + start=nn + if matra==stop then + stop=n end - local function pack_final(v) - if c[v]<=criterium then - return t[v] - else - local hv=hh[v] - if hv then - return hv - else - ntt=ntt+1 - tt[ntt]=t[v] - hh[v]=ntt - cc[ntt]=c[v] - return ntt + end + local current=start + while current~=stop do + local next=getnext(current) + if next~=stop and halant[getchar(next)] and getchar(getnext(next))==c_zwnj then + setprop(current,a_state,unsetvalue) + end + current=next + end + if base~=stop and getprop(base,a_state) then + local next=getnext(base) + if halant[getchar(next)] and not (next~=stop and getchar(getnext(next))==c_zwj) then + setprop(base,a_state,unsetvalue) + end + end + local current,allreordered,moved=start,false,{ [base]=true } + local a,b,p,bn=base,base,base,getnext(base) + if base~=stop and nukta[getchar(bn)] then + a,b,p=bn,bn,bn + end + while not allreordered do + local c=current + local n=getnext(current) + local l=nil + if c~=stop then + local ch=getchar(n) + if nukta[ch] then + c=n + n=getnext(n) + ch=getchar(n) + end + if c~=stop then + if halant[ch] then + c=n + n=getnext(n) + ch=getchar(n) + end + while c~=stop and dependent_vowel[ch] do + c=n + n=getnext(n) + ch=getchar(n) + end + if c~=stop then + if vowel_modifier[ch] then + c=n + n=getnext(n) + ch=getchar(n) + end + if c~=stop and stress_tone_mark[ch] then + c=n + n=getnext(n) + end end end end - local function success(stage,pass) - if nt==0 then - if trace_loading or trace_packing then - report_otf("pack quality: nothing to pack") + local bp=getprev(firstcons) + local cn=getnext(current) + local last=getnext(c) + while cn~=last do + if pre_mark[getchar(cn)] then + if bp then + setnext(bp,cn) end - return false - elseif nt>=threshold then - local one,two,rest=0,0,0 - if pass==1 then - for k,v in next,c do - if v==1 then - one=one+1 - elseif v==2 then - two=two+1 - else - rest=rest+1 - end + local prev,next=getboth(cn) + if next then + setprev(next,prev) + end + setnext(prev,next) + if cn==stop then + stop=prev + end + setprev(cn,bp) + setlink(cn,firstcons) + if firstcons==start then + if head==start then + head=cn end - else - for k,v in next,cc do - if v>20 then - rest=rest+1 - elseif v>10 then - two=two+1 - else - one=one+1 + start=cn + end + break + end + cn=getnext(cn) + end + allreordered=c==stop + current=getnext(c) + end + if reph or vattu then + local current,cns=start,nil + while current~=stop do + local c=current + local n=getnext(current) + if ra[getchar(current)] and halant[getchar(n)] then + c=n + n=getnext(n) + local b,bn=base,base + while bn~=stop do + local next=getnext(bn) + if dependent_vowel[getchar(next)] then + b=next + end + bn=next + end + if getprop(current,a_state)==s_rphf then + if b~=current then + if current==start then + if head==start then + head=n + end + start=n end + if b==stop then + stop=c + end + local prev=getprev(current) + setlink(prev,n) + local next=getnext(b) + setlink(c,next) + setlink(b,current) end - data.tables=tt + elseif cns and getnext(cns)~=current then + local cp=getprev(current) + local cnsn=getnext(cns) + setlink(cp,n) + setlink(cns,current) + setlink(c,cnsn) + if c==stop then + stop=cp + break + end + current=getprev(n) end - if trace_loading or trace_packing then - report_otf("pack quality: stage %s, pass %s, %s packed, 1-10:%s, 11-20:%s, rest:%s (criterium: %s)",stage,pass,one+two+rest,one,two,rest,criterium) + else + local char=getchar(current) + if consonant[char] then + cns=current + local next=getnext(cns) + if halant[getchar(next)] then + cns=next + end + elseif char==c_nbsp then + nbspaces=nbspaces+1 + cns=current + local next=getnext(cns) + if halant[getchar(next)] then + cns=next + end + end + end + current=getnext(current) + end + end + if getchar(base)==c_nbsp then + nbspaces=nbspaces-1 + head=remove_node(head,base) + free_node(base) + end + return head,stop,nbspaces +end +function handlers.devanagari_reorder_matras(head,start) + local current=start + local startfont=getfont(start) + local startattr=getprop(start,a_syllabe) + while current do + local char=ischar(current,startfont) + local next=getnext(current) + if char and getprop(current,a_syllabe)==startattr then + if halant[char] and not getprop(current,a_state) then + if next then + local char=ischar(next,startfont) + if char and zw_char[char] and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) + end + end + local startnext=getnext(start) + head=remove_node(head,start) + setlink(start,next) + setlink(current,start) + start=startnext + break + end + end + current=next + end + return head,start,true +end +function handlers.devanagari_reorder_reph(head,start) + local current=getnext(start) + local startnext=nil + local startprev=nil + local startfont=getfont(start) + local startattr=getprop(start,a_syllabe) + while current do + local char=ischar(current,font) + if char and getprop(current,a_syllabe)==startattr then + if halant[char] and not getprop(current,a_state) then + local next=getnext(current) + if next then + local nextchar=ischar(next,font) + if nextchar and zw_char[nextchar] and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) + end + end + startnext=getnext(start) + head=remove_node(head,start) + setlink(start,next) + setlink(current,start) + start=startnext + startattr=getprop(start,a_syllabe) + break + end + current=getnext(current) + else + break + end + end + if not startnext then + current=getnext(start) + while current do + local char=ischar(current,font) + if char and getprop(current,a_syllabe)==startattr then + if getprop(current,a_state)==s_pstf then + startnext=getnext(start) + head=remove_node(head,start) + local prev=getprev(current) + setlink(prev,start) + setlink(start,current) + start=startnext + startattr=getprop(start,a_syllabe) + break + end + current=getnext(current) + else + break + end + end + end + if not startnext then + current=getnext(start) + local c=nil + while current do + local char=ischar(current,font) + if char and getprop(current,a_syllabe)==startattr then + if not c and mark_above_below_post[char] and reorder_class[char]~="after subscript" then + c=current end - return true + current=getnext(current) else - if trace_loading or trace_packing then - report_otf("pack quality: stage %s, pass %s, %s packed, aborting pack (threshold: %s)",stage,pass,nt,threshold) - end - return false + break end end - local function packers(pass) - if pass==1 then - return pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed + if c then + startnext=getnext(start) + head=remove_node(head,start) + local prev=getprev(c) + setlink(prev,start) + setlink(start,c) + start=startnext + startattr=getprop(start,a_syllabe) + end + end + if not startnext then + current=start + local next=getnext(current) + while next do + local nextchar=ischar(next,font) + if nextchar and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) else - return pack_final,pack_final,pack_final,pack_final,pack_final + break end end - local resources=data.resources - local lookuptypes=resources.lookuptypes - for pass=1,2 do - if trace_packing then - report_otf("start packing: stage 1, pass %s",pass) + if start~=current then + startnext=getnext(start) + head=remove_node(head,start) + local next=getnext(current) + setlink(start,next) + setlink(current,"next",start) + start=startnext + end + end + return head,start,true +end +function handlers.devanagari_reorder_pre_base_reordering_consonants(head,start) + local current=start + local startnext=nil + local startprev=nil + local startfont=getfont(start) + local startattr=getprop(start,a_syllabe) + while current do + local char=ischar(current,font) + if char and getprop(current,a_syllabe)==startattr then + local next=getnext(current) + if halant[char] and not getprop(current,a_state) then + if next then + local nextchar=ischar(next,font) + if nextchar and getprop(next,a_syllabe)==startattr then + if nextchar==c_zwnj or nextchar==c_zwj then + current=next + next=getnext(current) + end + end + end + startnext=getnext(start) + removenode(start,start) + setlink(start,next) + setlink(current,start) + start=startnext + break end - local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) - for unicode,description in next,data.descriptions do - local boundingbox=description.boundingbox - if boundingbox then - description.boundingbox=pack_indexed(boundingbox) + current=next + else + break + end + end + if not startnext then + current=getnext(start) + startattr=getprop(start,a_syllabe) + while current do + local char=ischar(current,font) + if char and getprop(current,a_syllabe)==startattr then + if not consonant[char] and getprop(current,a_state) then + startnext=getnext(start) + removenode(start,start) + local prev=getprev(current) + setlink(start,prev) + setlink(start,current) + start=startnext + break end - local slookups=description.slookups - if slookups then - for tag,slookup in next,slookups do - local what=lookuptypes[tag] - if what=="pair" then - local t=slookup[2] if t then slookup[2]=pack_indexed(t) end - local t=slookup[3] if t then slookup[3]=pack_indexed(t) end - elseif what~="substitution" then - slookups[tag]=pack_indexed(slookup) + current=getnext(current) + else + break + end + end + end + return head,start,true +end +function handlers.devanagari_remove_joiners(head,start,kind,lookupname,replacement) + local stop=getnext(start) + local font=getfont(start) + local last=start + while stop do + local char=ischar(stop,font) + if char and (char==c_zwnj or char==c_zwj) then + last=stop + stop=getnext(stop) + else + break + end + end + local prev=getprev(start) + if stop then + setnext(last) + setlink(prev,stop) + elseif prev then + setnext(prev) + end + if head==start then + head=stop + end + flush_list(start) + return head,stop,true +end +local function dev2_initialize(font,attr) + local devanagari=fontdata[font].resources.devanagari + if devanagari then + return devanagari.seqsubset or {},devanagari.reorderreph or {} + else + return {},{} + end +end +local function dev2_reorder(head,start,stop,font,attr,nbspaces) + local seqsubset,reorderreph=dev2_initialize(font,attr) + local reph=false + local halfpos=nil + local basepos=nil + local subpos=nil + local postpos=nil + local locl={} + for i=1,#seqsubset do + local subset=seqsubset[i] + local kind=subset[1] + local lookupcache=subset[2] + if kind=="rphf" then + for k,v in next,ra do + local r=lookupcache[k] + if r then + for k,v in next,halant do + local h=r[k] + if h then + reph=h.ligature or false + break end end + if reph then + break + end end - local mlookups=description.mlookups - if mlookups then - for tag,mlookup in next,mlookups do - local what=lookuptypes[tag] - if what=="pair" then - for i=1,#mlookup do - local lookup=mlookup[i] - local t=lookup[2] if t then lookup[2]=pack_indexed(t) end - local t=lookup[3] if t then lookup[3]=pack_indexed(t) end - end - elseif what~="substitution" then - for i=1,#mlookup do - mlookup[i]=pack_indexed(mlookup[i]) + end + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=locl[current] or getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + local n=locl[next] or getchar(next) + if found[n] then + local afternext=next~=stop and getnext(next) + if afternext and zw_char[getchar(afternext)] then + current=next + current=getnext(current) + elseif current==start then + setprop(current,a_state,s_rphf) + current=next + else + current=next end end end end - local kerns=description.kerns - if kerns then - for tag,kern in next,kerns do - kerns[tag]=pack_flat(kern) - end - end - local math=description.math - if math then - local kerns=math.kerns - if kerns then - for tag,kern in next,kerns do - kerns[tag]=pack_normal(kern) + current=getnext(current) + end + elseif kind=="pref" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=locl[current] or getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + local n=locl[next] or getchar(next) + if found[n] then + setprop(current,a_state,s_pref) + setprop(next,a_state,s_pref) + current=next end end end - local anchors=description.anchors - if anchors then - for what,anchor in next,anchors do - if what=="baselig" then - for _,a in next,anchor do - for k=1,#a do - a[k]=pack_indexed(a[k]) + current=getnext(current) + end + elseif kind=="half" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=locl[current] or getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + local n=locl[next] or getchar(next) + if found[n] then + if next~=stop and getchar(getnext(next))==c_zwnj then + current=next + else + setprop(current,a_state,s_half) + if not halfpos then + halfpos=current end end - else - for k,v in next,anchor do - anchor[k]=pack_indexed(v) - end + current=getnext(current) end end end - local altuni=description.altuni - if altuni then - for i=1,#altuni do - altuni[i]=pack_flat(altuni[i]) - end - end + current=getnext(current) end - local lookups=data.lookups - if lookups then - for _,lookup in next,lookups do - local rules=lookup.rules - if rules then - for i=1,#rules do - local rule=rules[i] - local r=rule.before if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end - local r=rule.after if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end - local r=rule.current if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end - local r=rule.replacements if r then rule.replacements=pack_flat (r) end - local r=rule.lookups if r then rule.lookups=pack_indexed(r) end + elseif kind=="blwf" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=locl[current] or getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + local n=locl[next] or getchar(next) + if found[n] then + setprop(current,a_state,s_blwf) + setprop(next,a_state,s_blwf) + current=next + subpos=current end end end + current=getnext(current) end - local anchor_to_lookup=resources.anchor_to_lookup - if anchor_to_lookup then - for anchor,lookup in next,anchor_to_lookup do - anchor_to_lookup[anchor]=pack_normal(lookup) - end - end - local lookup_to_anchor=resources.lookup_to_anchor - if lookup_to_anchor then - for lookup,anchor in next,lookup_to_anchor do - lookup_to_anchor[lookup]=pack_normal(anchor) + elseif kind=="pstf" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=locl[current] or getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + local n=locl[next] or getchar(next) + if found[n] then + setprop(current,a_state,s_pstf) + setprop(next,a_state,s_pstf) + current=next + postpos=current + end + end end + current=getnext(current) end - local sequences=resources.sequences - if sequences then - for feature,sequence in next,sequences do - local flags=sequence.flags - if flags then - sequence.flags=pack_normal(flags) - end - local subtables=sequence.subtables - if subtables then - sequence.subtables=pack_normal(subtables) - end - local features=sequence.features - if features then - for script,feature in next,features do - features[script]=pack_normal(feature) + end + end + reorderreph.coverage={ [reph]=true } + local current,base,firstcons=start,nil,nil + if getprop(start,a_state)==s_rphf then + current=getnext(getnext(start)) + end + if current~=getnext(stop) and getchar(current)==c_nbsp then + if current==stop then + stop=getprev(stop) + head=remove_node(head,current) + free_node(current) + return head,stop,nbspaces + else + nbspaces=nbspaces+1 + base=current + current=getnext(current) + if current~=stop then + local char=getchar(current) + if nukta[char] then + current=getnext(current) + char=getchar(current) + end + if char==c_zwj then + local next=getnext(current) + if current~=stop and next~=stop and halant[getchar(next)] then + current=next + next=getnext(current) + local tmp=getnext(next) + local changestop=next==stop + setnext(next,nil) + setprop(current,a_state,s_pref) + current=processcharacters(current,font) + setprop(current,a_state,s_blwf) + current=processcharacters(current,font) + setprop(current,a_state,s_pstf) + current=processcharacters(current,font) + setprop(current,a_state,unsetvalue) + if halant[getchar(current)] then + setnext(getnext(current),tmp) + local nc=copy_node(current) + copyinjection(nc,current) + setchar(current,dotted_circle) + head=insert_node_after(head,current,nc) + else + setnext(current,tmp) + if changestop then + stop=current + end end end - local order=sequence.order - if order then - sequence.order=pack_indexed(order) + end + end + end + else + local last=getnext(stop) + while current~=last do + local next=getnext(current) + if consonant[getchar(current)] then + if not (current~=stop and next~=stop and halant[getchar(next)] and getchar(getnext(next))==c_zwj) then + if not firstcons then + firstcons=current end - local markclass=sequence.markclass - if markclass then - sequence.markclass=pack_boolean(markclass) + local a=getprop(current,a_state) + if not (a==s_pref or a==s_blwf or a==s_pstf) then + base=current end end end - local lookups=resources.lookups - if lookups then - for name,lookup in next,lookups do - local flags=lookup.flags - if flags then - lookup.flags=pack_normal(flags) + current=next + end + if not base then + base=firstcons + end + end + if not base then + if getprop(start,a_state)==s_rphf then + setprop(start,a_state,unsetvalue) + end + return head,stop,nbspaces + else + if getprop(base,a_state) then + setprop(base,a_state,unsetvalue) + end + basepos=base + end + if not halfpos then + halfpos=base + end + if not subpos then + subpos=base + end + if not postpos then + postpos=subpos or base + end + local moved={} + local current=start + local last=getnext(stop) + while current~=last do + local char,target,cn=locl[current] or getchar(current),nil,getnext(current) + local tpm=twopart_mark[char] + if tpm then + local extra=copy_node(current) + copyinjection(extra,current) + char=tpm[1] + setchar(current,char) + setchar(extra,tpm[2]) + head=insert_node_after(head,current,extra) + end + if not moved[current] and dependent_vowel[char] then + if pre_mark[char] then + moved[current]=true + local prev,next=getboth(current) + setlink(prev,next) + if current==stop then + stop=getprev(current) + end + if halfpos==start then + if head==start then + head=current end - local subtables=lookup.subtables - if subtables then - lookup.subtables=pack_normal(subtables) + start=current + end + local prev=getprev(halfpos) + setlink(prev,current) + setlink(current,halfpos) + halfpos=current + elseif above_mark[char] then + target=basepos + if subpos==basepos then + subpos=current + end + if postpos==basepos then + postpos=current + end + basepos=current + elseif below_mark[char] then + target=subpos + if postpos==subpos then + postpos=current + end + subpos=current + elseif post_mark[char] then + target=postpos + postpos=current + end + if mark_above_below_post[char] then + local prev=getprev(current) + if prev~=target then + local next=getnext(current) + setlink(next,prev) + if current==stop then + stop=prev end + local next=getnext(target) + setlink(current,next) + setlink(target,current) end end - local features=resources.features - if features then - for _,what in next,glists do - local list=features[what] - if list then - for feature,spec in next,list do - list[feature]=pack_normal(spec) + end + current=cn + end + local current,c=start,nil + while current~=stop do + local char=getchar(current) + if halant[char] or stress_tone_mark[char] then + if not c then + c=current + end + else + c=nil + end + local next=getnext(current) + if c and nukta[getchar(next)] then + if head==c then + head=next + end + if stop==next then + stop=current + end + local prev=getprev(c) + setlink(next,prev) + local nextnext=getnext(next) + setnext(current,nextnext) + local nextnextnext=getnext(nextnext) + if nextnextnext then + setprev(nextnextnext,current) + end + setlink(nextnext,c) + end + if stop==current then break end + current=getnext(current) + end + if getchar(base)==c_nbsp then + nbspaces=nbspaces-1 + head=remove_node(head,base) + free_node(base) + end + return head,stop,nbspaces +end +local separator={} +imerge(separator,consonant) +imerge(separator,independent_vowel) +imerge(separator,dependent_vowel) +imerge(separator,vowel_modifier) +imerge(separator,stress_tone_mark) +for k,v in next,nukta do separator[k]=true end +for k,v in next,halant do separator[k]=true end +local function analyze_next_chars_one(c,font,variant) + local n=getnext(c) + if not n then + return c + end + if variant==1 then + local v=ischar(n,font) + if v and nukta[v] then + n=getnext(n) + if n then + v=ischar(n,font) + end + end + if n and v then + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv then + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv then + if vv==c_zwj and consonant[vvv] then + c=nnn + elseif (vv==c_zwnj or vv==c_zwj) and halant[vvv] then + local nnnn=getnext(nnn) + if nnnn then + local vvvv=ischar(nnnn) + if vvvv and consonant[vvvv] then + c=nnnn + end + end + end end end end end - if not success(1,pass) then - return - end end - if nt>0 then - for pass=1,2 do - if trace_packing then - report_otf("start packing: stage 2, pass %s",pass) - end - local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) - for unicode,description in next,data.descriptions do - local kerns=description.kerns - if kerns then - description.kerns=pack_normal(kerns) - end - local math=description.math - if math then - local kerns=math.kerns - if kerns then - math.kerns=pack_normal(kerns) - end + elseif variant==2 then + local v=ischar(n,font) + if v and nukta[v] then + c=n + end + n=getnext(c) + if n then + v=ischar(n,font) + if v then + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv and zw_char[vv] then + n=nn + v=vv + nn=getnext(nn) + vv=nn and ischar(nn,font) end - local anchors=description.anchors - if anchors then - description.anchors=pack_normal(anchors) + if vv and halant[v] and consonant[vv] then + c=nn end - local mlookups=description.mlookups - if mlookups then - for tag,mlookup in next,mlookups do - mlookups[tag]=pack_normal(mlookup) + end + end + end + end + local n=getnext(c) + if not n then + return c + end + local v=ischar(n,font) + if not v then + return c + end + if dependent_vowel[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if nukta[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if halant[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if vowel_modifier[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + return n + else + return c + end +end +local function analyze_next_chars_two(c,font) + local n=getnext(c) + if not n then + return c + end + local v=ischar(n,font) + if v and nukta[v] then + c=n + end + n=c + while true do + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv then + if halant[vv] then + n=nn + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv and zw_char[vvv] then + n=nnn end end - local altuni=description.altuni - if altuni then - description.altuni=pack_normal(altuni) + elseif vv==c_zwnj or vv==c_zwj then + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv and halant[vvv] then + n=nnn + end end + else + break end - local lookups=data.lookups - if lookups then - for _,lookup in next,lookups do - local rules=lookup.rules - if rules then - for i=1,#rules do - local rule=rules[i] - local r=rule.before if r then rule.before=pack_normal(r) end - local r=rule.after if r then rule.after=pack_normal(r) end - local r=rule.current if r then rule.current=pack_normal(r) end + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv and consonant[vv] then + n=nn + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv and nukta[vvv] then + n=nnn end end + c=n + else + break + end + else + break + end + else + break + end + else + break + end + end + if not c then + return + end + local n=getnext(c) + if not n then + return c + end + local v=ischar(n,font) + if not v then + return c + end + if v==c_anudatta then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if halant[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + if v==c_zwnj or v==c_zwj then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + else + if dependent_vowel[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if nukta[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if halant[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + end + if vowel_modifier[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + return n + else + return c + end +end +local function inject_syntax_error(head,current,mark) + local signal=copy_node(current) + copyinjection(signal,current) + if mark==pre_mark then + setchar(signal,dotted_circle) + else + setchar(current,dotted_circle) + end + return insert_node_after(head,current,signal) +end +function methods.deva(head,font,attr) + head=tonut(head) + local current=head + local start=true + local done=false + local nbspaces=0 + while current do + local char=ischar(current,font) + if char then + done=true + local syllablestart=current + local syllableend=nil + local c=current + local n=getnext(c) + local first=char + if n and ra[first] then + local second=ischar(n,font) + if second and halant[second] then + local n=getnext(n) + if n then + local third=ischar(n,font) + if third then + c=n + first=third + end end end - local sequences=resources.sequences - if sequences then - for feature,sequence in next,sequences do - sequence.features=pack_normal(sequence.features) - end - end - if not success(2,pass) then - end end - for pass=1,2 do - local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) - for unicode,description in next,data.descriptions do - local slookups=description.slookups - if slookups then - description.slookups=pack_normal(slookups) - end - local mlookups=description.mlookups - if mlookups then - description.mlookups=pack_normal(mlookups) + local standalone=first==c_nbsp + if standalone then + local prev=getprev(current) + if prev then + local prevchar=ischar(prev,font) + if not prevchar then + elseif not separator[prevchar] then + else + standalone=false end + else end end - end - end -end -local unpacked_mt={ - __index=function(t,k) - t[k]=false - return k - end -} -local function unpackdata(data) - if data then - local tables=data.tables - if tables then - local resources=data.resources - local lookuptypes=resources.lookuptypes - local unpacked={} - setmetatable(unpacked,unpacked_mt) - for unicode,description in next,data.descriptions do - local tv=tables[description.boundingbox] - if tv then - description.boundingbox=tv + if standalone then + local syllableend=analyze_next_chars_one(c,font,2) + current=getnext(syllableend) + if syllablestart~=syllableend then + head,current,nbspaces=deva_reorder(head,syllablestart,syllableend,font,attr,nbspaces) + current=getnext(current) end - local slookups=description.slookups - if slookups then - local tv=tables[slookups] - if tv then - description.slookups=tv - slookups=unpacked[tv] - end - if slookups then - for tag,lookup in next,slookups do - local what=lookuptypes[tag] - if what=="pair" then - local tv=tables[lookup[2]] - if tv then - lookup[2]=tv - end - local tv=tables[lookup[3]] - if tv then - lookup[3]=tv - end - elseif what~="substitution" then - local tv=tables[lookup] - if tv then - slookups[tag]=tv - end - end + else + if consonant[char] then + local prevc=true + while prevc do + prevc=false + local n=getnext(current) + if not n then + break end - end - end - local mlookups=description.mlookups - if mlookups then - local tv=tables[mlookups] - if tv then - description.mlookups=tv - mlookups=unpacked[tv] - end - if mlookups then - for tag,list in next,mlookups do - local tv=tables[list] - if tv then - mlookups[tag]=tv - list=unpacked[tv] + local v=ischar(n,font) + if not v then + break + end + if nukta[v] then + n=getnext(n) + if not n then + break end - if list then - local what=lookuptypes[tag] - if what=="pair" then - for i=1,#list do - local lookup=list[i] - local tv=tables[lookup[2]] - if tv then - lookup[2]=tv - end - local tv=tables[lookup[3]] - if tv then - lookup[3]=tv - end - end - elseif what~="substitution" then - for i=1,#list do - local tv=tables[list[i]] - if tv then - list[i]=tv - end - end - end + v=ischar(n,font) + if not v then + break end end - end - end - local kerns=description.kerns - if kerns then - local tm=tables[kerns] - if tm then - description.kerns=tm - kerns=unpacked[tm] - end - if kerns then - for k,kern in next,kerns do - local tv=tables[kern] - if tv then - kerns[k]=tv + if halant[v] then + n=getnext(n) + if not n then + break end - end - end - end - local math=description.math - if math then - local kerns=math.kerns - if kerns then - local tm=tables[kerns] - if tm then - math.kerns=tm - kerns=unpacked[tm] - end - if kerns then - for k,kern in next,kerns do - local tv=tables[kern] - if tv then - kerns[k]=tv - end + v=ischar(n,font) + if not v then + break end - end - end - end - local anchors=description.anchors - if anchors then - local ta=tables[anchors] - if ta then - description.anchors=ta - anchors=unpacked[ta] - end - if anchors then - for tag,anchor in next,anchors do - if tag=="baselig" then - for _,list in next,anchor do - for i=1,#list do - local tv=tables[list[i]] - if tv then - list[i]=tv - end - end + if v==c_zwnj or v==c_zwj then + n=getnext(n) + if not n then + break end - else - for a,data in next,anchor do - local tv=tables[data] - if tv then - anchor[a]=tv - end + v=ischar(n,font) + if not v then + break end end + if consonant[v] then + prevc=true + current=n + end end end - end - local altuni=description.altuni - if altuni then - local altuni=tables[altuni] - if altuni then - description.altuni=altuni - for i=1,#altuni do - local tv=tables[altuni[i]] - if tv then - altuni[i]=tv - end + local n=getnext(current) + if n then + local v=ischar(n,font) + if v and nukta[v] then + current=n + n=getnext(current) end end - end - end - local lookups=data.lookups - if lookups then - for _,lookup in next,lookups do - local rules=lookup.rules - if rules then - for i=1,#rules do - local rule=rules[i] - local before=rule.before - if before then - local tv=tables[before] - if tv then - rule.before=tv - before=unpacked[tv] - end - if before then - for i=1,#before do - local tv=tables[before[i]] - if tv then - before[i]=tv - end - end - end - end - local after=rule.after - if after then - local tv=tables[after] - if tv then - rule.after=tv - after=unpacked[tv] - end - if after then - for i=1,#after do - local tv=tables[after[i]] - if tv then - after[i]=tv - end - end + syllableend=current + current=n + if current then + local v=ischar(current,font) + if not v then + elseif halant[v] then + local n=getnext(current) + if n then + local v=ischar(n,font) + if v and zw_char[v] then + syllableend=n + current=getnext(n) + else + syllableend=current + current=n end + else + syllableend=current + current=n end - local current=rule.current - if current then - local tv=tables[current] - if tv then - rule.current=tv - current=unpacked[tv] - end - if current then - for i=1,#current do - local tv=tables[current[i]] - if tv then - current[i]=tv - end - end - end + else + if dependent_vowel[v] then + syllableend=current + current=getnext(current) + v=ischar(current,font) end - local replacements=rule.replacements - if replacements then - local tv=tables[replacements] - if tv then - rule.replacements=tv - end + if v and vowel_modifier[v] then + syllableend=current + current=getnext(current) + v=ischar(current,font) end - local lookups=rule.lookups - if lookups then - local tv=tables[lookups] - if tv then - rule.lookups=tv - end + if v and stress_tone_mark[v] then + syllableend=current + current=getnext(current) end end end - end - end - local anchor_to_lookup=resources.anchor_to_lookup - if anchor_to_lookup then - for anchor,lookup in next,anchor_to_lookup do - local tv=tables[lookup] - if tv then - anchor_to_lookup[anchor]=tv - end - end - end - local lookup_to_anchor=resources.lookup_to_anchor - if lookup_to_anchor then - for lookup,anchor in next,lookup_to_anchor do - local tv=tables[anchor] - if tv then - lookup_to_anchor[lookup]=tv - end - end - end - local ls=resources.sequences - if ls then - for _,feature in next,ls do - local flags=feature.flags - if flags then - local tv=tables[flags] - if tv then - feature.flags=tv - end - end - local subtables=feature.subtables - if subtables then - local tv=tables[subtables] - if tv then - feature.subtables=tv - end + if syllablestart~=syllableend then + head,current,nbspaces=deva_reorder(head,syllablestart,syllableend,font,attr,nbspaces) + current=getnext(current) end - local features=feature.features - if features then - local tv=tables[features] - if tv then - feature.features=tv - features=unpacked[tv] - end - if features then - for script,data in next,features do - local tv=tables[data] - if tv then - features[script]=tv - end + elseif independent_vowel[char] then + syllableend=current + current=getnext(current) + if current then + local v=ischar(current,font) + if v then + if vowel_modifier[v] then + syllableend=current + current=getnext(current) + v=ischar(current,font) + end + if v and stress_tone_mark[v] then + syllableend=current + current=getnext(current) end end end - local order=feature.order - if order then - local tv=tables[order] - if tv then - feature.order=tv - end - end - local markclass=feature.markclass - if markclass then - local tv=tables[markclass] - if tv then - feature.markclass=tv - end + else + local mark=mark_four[char] + if mark then + head,current=inject_syntax_error(head,current,mark) end + current=getnext(current) end end - local lookups=resources.lookups - if lookups then - for _,lookup in next,lookups do - local flags=lookup.flags - if flags then - local tv=tables[flags] - if tv then - lookup.flags=tv - end - end - local subtables=lookup.subtables - if subtables then - local tv=tables[subtables] - if tv then - lookup.subtables=tv + else + current=getnext(current) + end + start=false + end + if nbspaces>0 then + head=replace_all_nbsp(head) + end + head=tonode(head) + return head,done +end +function methods.dev2(head,font,attr) + head=tonut(head) + local current=head + local start=true + local done=false + local syllabe=0 + local nbspaces=0 + while current do + local syllablestart=nil + local syllableend=nil + local char=ischar(current,font) + if char then + done=true + syllablestart=current + local c=current + local n=getnext(current) + if n and ra[char] then + local nextchar=ischar(n,font) + if nextchar and halant[nextchar] then + local n=getnext(n) + if n then + local nextnextchar=ischar(n,font) + if nextnextchar then + c=n + char=nextnextchar end end end end - local features=resources.features - if features then - for _,what in next,glists do - local feature=features[what] - if feature then - for tag,spec in next,feature do - local tv=tables[spec] - if tv then - feature[tag]=tv - end - end + if independent_vowel[char] then + current=analyze_next_chars_one(c,font,1) + syllableend=current + else + local standalone=char==c_nbsp + if standalone then + nbspaces=nbspaces+1 + local p=getprev(current) + if not p then + elseif ischar(p,font) then + elseif not separator[getchar(p)] then + else + standalone=false end end + if standalone then + current=analyze_next_chars_one(c,font,2) + syllableend=current + elseif consonant[getchar(current)] then + current=analyze_next_chars_two(current,font) + syllableend=current + end end - data.tables=nil end + if syllableend then + syllabe=syllabe+1 + local c=syllablestart + local n=getnext(syllableend) + while c~=n do + setprop(c,a_syllabe,syllabe) + c=getnext(c) + end + end + if syllableend and syllablestart~=syllableend then + head,current,nbspaces=dev2_reorder(head,syllablestart,syllableend,font,attr,nbspaces) + end + if not syllableend then + local char=ischar(current,font) + if char and not getprop(current,a_state) then + local mark=mark_four[char] + if mark then + head,current=inject_syntax_error(head,current,mark) + end + end + end + start=false + current=getnext(current) end + if nbspaces>0 then + head=replace_all_nbsp(head) + end + head=tonode(head) + return head,done end -if otf.enhancers.register then - otf.enhancers.register("pack",packdata) - otf.enhancers.register("unpack",unpackdata) -end -otf.enhancers.unpack=unpackdata -otf.enhancers.pack=packdata +methods.mlym=methods.deva +methods.mlm2=methods.dev2 end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['luatex-fonts-lua']={ +if not modules then modules={} end modules ['font-lua']={ version=1.001, - comment="companion to luatex-*.tex", + comment="companion to font-ini.mkiv", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", copyright="PRAGMA ADE / ConTeXt Development Team", license="see context related readme files" } -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end +local trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end) +local report_lua=logs.reporter("fonts","lua loading") local fonts=fonts +local readers=fonts.readers fonts.formats.lua="lua" -function fonts.readers.lua(specification) +local function check_lua(specification,fullname) + local fullname=resolvers.findfile(fullname) or "" + if fullname~="" then + local loader=loadfile(fullname) + loader=loader and loader() + return loader and loader(specification) + end +end +readers.check_lua=check_lua +function readers.lua(specification) + local original=specification.specification + if trace_defining then + report_lua("using lua reader for %a",original) + end local fullname=specification.filename or "" if fullname=="" then local forced=specification.forced or "" @@ -15819,12 +23002,7 @@ function fonts.readers.lua(specification) fullname=specification.name end end - local fullname=resolvers.findfile(fullname) or "" - if fullname~="" then - local loader=loadfile(fullname) - loader=loader and loader() - return loader and loader(specification) - end + return check_lua(specification,fullname) end end -- closure @@ -16465,7 +23643,7 @@ end -- closure do -- begin closure to overcome local limits and interference -if not modules then modules={} end modules ['luatex-fonts-cbk']={ +if not modules then modules={} end modules ['font-gbn']={ version=1.001, comment="companion to luatex-*.tex", author="Hans Hagen, PRAGMA-ADE, Hasselt NL", @@ -16478,45 +23656,59 @@ if context then end local fonts=fonts local nodes=nodes -local traverse_id=node.traverse_id -local free_node=node.free -local remove_node=node.remove +local nuts=nodes.nuts +local traverse_id=nuts.traverse_id +local free_node=nuts.free +local remove_node=nuts.remove local glyph_code=nodes.nodecodes.glyph local disc_code=nodes.nodecodes.disc -local ligaturing=node.ligaturing -local kerning=node.kerning -local basepass=true +local tonode=nuts.tonode +local tonut=nuts.tonut +local getfont=nuts.getfont +local getchar=nuts.getchar +local getid=nuts.getid +local getprev=nuts.getprev +local getnext=nuts.getnext +local getdisc=nuts.getdisc +local setchar=nuts.setchar +local setlink=nuts.setlink +local n_ligaturing=node.ligaturing +local n_kerning=node.kerning +local ligaturing=nuts.ligaturing +local kerning=nuts.kerning +local basemodepass=true local function l_warning() texio.write_nl("warning: node.ligaturing called directly") l_warning=nil end local function k_warning() texio.write_nl("warning: node.kerning called directly") k_warning=nil end function node.ligaturing(...) - if basepass and l_warning then + if basemodepass and l_warning then l_warning() end - return ligaturing(...) + return n_ligaturing(...) end function node.kerning(...) - if basepass and k_warning then + if basemodepass and k_warning then k_warning() end - return kerning(...) + return n_kerning(...) end -function nodes.handlers.setbasepass(v) - basepass=v +function nodes.handlers.setbasemodepass(v) + basemodepass=v end function nodes.handlers.nodepass(head) local fontdata=fonts.hashes.identifiers if fontdata then + local nuthead=tonut(head) local usedfonts={} local basefonts={} local prevfont=nil local basefont=nil local variants=nil local redundant=nil - for n in traverse_id(glyph_code,head) do - local font=n.font + for n in traverse_id(glyph_code,nuthead) do + local font=getfont(n) if font~=prevfont then if basefont then - basefont[2]=n.prev + basefont[2]=getprev(n) end prevfont=font local used=usedfonts[font] @@ -16528,7 +23720,7 @@ function nodes.handlers.nodepass(head) local processors=shared.processes if processors and #processors>0 then usedfonts[font]=processors - elseif basepass then + elseif basemodepass then basefont={ n,nil } basefonts[#basefonts+1]=basefont end @@ -16547,15 +23739,15 @@ function nodes.handlers.nodepass(head) end end if variants then - local char=n.char + local char=getchar(n) if char>=0xFE00 and (char<=0xFE0F or (char>=0xE0100 and char<=0xE01EF)) then local hash=variants[char] if hash then - local p=n.prev - if p and p.id==glyph_code then - local variant=hash[p.char] + local p=getprev(n) + if p and getid(p)==glyph_code then + local variant=hash[getchar(p)] if variant then - p.char=variant + setchar(p,variant) if not redundant then redundant={ n } else @@ -16570,15 +23762,15 @@ function nodes.handlers.nodepass(head) if redundant then for i=1,#redundant do local n=redundant[i] - remove_node(head,n) + remove_node(nuthead,n) free_node(n) end end - for d in traverse_id(disc_code,head) do - local r=d.replace + for d in traverse_id(disc_code,nuthead) do + local _,_,r=getdisc(d) if r then for n in traverse_id(glyph_code,r) do - local font=n.font + local font=getfont(n) if font~=prevfont then prevfont=font local used=usedfonts[font] @@ -16605,34 +23797,31 @@ function nodes.handlers.nodepass(head) end end end - if basepass and #basefonts>0 then + if basemodepass and #basefonts>0 then for i=1,#basefonts do local range=basefonts[i] local start=range[1] local stop=range[2] - if start or stop then - local prev=nil - local next=nil - local front=start==head + if start then + local front=nuthead==start + local prev,next if stop then - next=stop.next + next=getnext(stop) start,stop=ligaturing(start,stop) start,stop=kerning(start,stop) - elseif start then - prev=start.prev + else + prev=getprev(start) start=ligaturing(start) start=kerning(start) end if prev then - start.prev=prev - prev.next=start + setlink(prev,start) end if next then - stop.next=next - next.prev=stop + setlink(stop,next) end - if front then - head=start + if front and nuthead~=start then + head=tonode(start) end end end @@ -16643,9 +23832,9 @@ function nodes.handlers.nodepass(head) end end function nodes.handlers.basepass(head) - if basepass then - head=ligaturing(head) - head=kerning(head) + if not basemodepass then + head=n_ligaturing(head) + head=n_kerning(head) end return head,true end @@ -16657,7 +23846,9 @@ function nodes.simple_font_handler(head) if head then head=nodepass(head) head=injectpass(head) - head=basepass(head) + if not basemodepass then + head=basepass(head) + end protectpass(head) return head,true else diff --git a/tex/generic/context/luatex/luatex-fonts-ota.lua b/tex/generic/context/luatex/luatex-fonts-ota.lua deleted file mode 100644 index 256ead5a5..000000000 --- a/tex/generic/context/luatex/luatex-fonts-ota.lua +++ /dev/null @@ -1,451 +0,0 @@ -if not modules then modules = { } end modules ['luatex-fonts-ota'] = { - version = 1.001, - comment = "companion to font-otf.lua (analysing)", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -local type = type - -if not trackers then trackers = { register = function() end } end - ------ trace_analyzing = false trackers.register("otf.analyzing", function(v) trace_analyzing = v end) - -local fonts, nodes, node = fonts, nodes, node - -local allocate = utilities.storage.allocate - -local otf = fonts.handlers.otf - -local analyzers = fonts.analyzers -local initializers = allocate() -local methods = allocate() - -analyzers.initializers = initializers -analyzers.methods = methods - -local a_state = attributes.private('state') - -local nuts = nodes.nuts -local tonut = nuts.tonut - -local getfield = nuts.getfield -local getnext = nuts.getnext -local getprev = nuts.getprev -local getid = nuts.getid -local getprop = nuts.getprop -local setprop = nuts.setprop -local getfont = nuts.getfont -local getsubtype = nuts.getsubtype -local getchar = nuts.getchar - -local traverse_id = nuts.traverse_id -local traverse_node_list = nuts.traverse -local end_of_math = nuts.end_of_math - -local nodecodes = nodes.nodecodes -local glyph_code = nodecodes.glyph -local disc_code = nodecodes.disc -local math_code = nodecodes.math - -local fontdata = fonts.hashes.identifiers -local categories = characters and characters.categories or { } -- sorry, only in context - -local otffeatures = fonts.constructors.newfeatures("otf") -local registerotffeature = otffeatures.register - ---[[ldx-- -

Analyzers run per script and/or language and are needed in order to -process features right.

---ldx]]-- - --- never use these numbers directly - -local s_init = 1 local s_rphf = 7 -local s_medi = 2 local s_half = 8 -local s_fina = 3 local s_pref = 9 -local s_isol = 4 local s_blwf = 10 -local s_mark = 5 local s_pstf = 11 -local s_rest = 6 - -local states = { - init = s_init, - medi = s_medi, - fina = s_fina, - isol = s_isol, - mark = s_mark, - rest = s_rest, - rphf = s_rphf, - half = s_half, - pref = s_pref, - blwf = s_blwf, - pstf = s_pstf, -} - -local features = { - init = s_init, - medi = s_medi, - fina = s_fina, - isol = s_isol, - -- mark = s_mark, - -- rest = s_rest, - rphf = s_rphf, - half = s_half, - pref = s_pref, - blwf = s_blwf, - pstf = s_pstf, -} - -analyzers.states = states -analyzers.features = features -analyzers.useunicodemarks = false - --- todo: analyzers per script/lang, cross font, so we need an font id hash -> script --- e.g. latin -> hyphenate, arab -> 1/2/3 analyze -- its own namespace - -function analyzers.setstate(head,font) - local useunicodemarks = analyzers.useunicodemarks - local tfmdata = fontdata[font] - local descriptions = tfmdata.descriptions - local first, last, current, n, done = nil, nil, head, 0, false -- maybe make n boolean - current = tonut(current) - while current do - local id = getid(current) - if id == glyph_code and getfont(current) == font then - done = true - local char = getchar(current) - local d = descriptions[char] - if d then - if d.class == "mark" then - done = true - setprop(current,a_state,s_mark) - elseif useunicodemarks and categories[char] == "mn" then - done = true - setprop(current,a_state,s_mark) - elseif n == 0 then - first, last, n = current, current, 1 - setprop(current,a_state,s_init) - else - last, n = current, n+1 - setprop(current,a_state,s_medi) - end - else -- finish - if first and first == last then - setprop(last,a_state,s_isol) - elseif last then - setprop(last,a_state,s_fina) - end - first, last, n = nil, nil, 0 - end - elseif id == disc_code then - -- always in the middle .. it doesn't make much sense to assign a property - -- here ... we might at some point decide to flag the components when present - -- but even then it's kind of bogus - setprop(current,a_state,s_medi) - last = current - else -- finish - if first and first == last then - setprop(last,a_state,s_isol) - elseif last then - setprop(last,a_state,s_fina) - end - first, last, n = nil, nil, 0 - if id == math_code then - current = end_of_math(current) - end - end - current = getnext(current) - end - if first and first == last then - setprop(last,a_state,s_isol) - elseif last then - setprop(last,a_state,s_fina) - end - return head, done -end - --- in the future we will use language/script attributes instead of the --- font related value, but then we also need dynamic features which is --- somewhat slower; and .. we need a chain of them - -local function analyzeinitializer(tfmdata,value) -- attr - local script, language = otf.scriptandlanguage(tfmdata) -- attr - local action = initializers[script] - if not action then - -- skip - elseif type(action) == "function" then - return action(tfmdata,value) - else - local action = action[language] - if action then - return action(tfmdata,value) - end - end -end - -local function analyzeprocessor(head,font,attr) - local tfmdata = fontdata[font] - local script, language = otf.scriptandlanguage(tfmdata,attr) - local action = methods[script] - if not action then - -- skip - elseif type(action) == "function" then - return action(head,font,attr) - else - action = action[language] - if action then - return action(head,font,attr) - end - end - return head, false -end - -registerotffeature { - name = "analyze", - description = "analysis of character classes", - default = true, - initializers = { - node = analyzeinitializer, - }, - processors = { - position = 1, - node = analyzeprocessor, - } -} - --- latin - -methods.latn = analyzers.setstate - - -local tatweel = 0x0640 -local zwnj = 0x200C -local zwj = 0x200D - -local isolated = { -- isol - [0x0600] = true, [0x0601] = true, [0x0602] = true, [0x0603] = true, - [0x0604] = true, - [0x0608] = true, [0x060B] = true, [0x0621] = true, [0x0674] = true, - [0x06DD] = true, - -- mandaic - [0x0856] = true, [0x0858] = true, [0x0857] = true, - -- n'ko - [0x07FA] = true, - -- also here: - [zwnj] = true, - -- 7 - [0x08AD] = true, -} - -local final = { -- isol_fina - [0x0622] = true, [0x0623] = true, [0x0624] = true, [0x0625] = true, - [0x0627] = true, [0x0629] = true, [0x062F] = true, [0x0630] = true, - [0x0631] = true, [0x0632] = true, [0x0648] = true, [0x0671] = true, - [0x0672] = true, [0x0673] = true, [0x0675] = true, [0x0676] = true, - [0x0677] = true, [0x0688] = true, [0x0689] = true, [0x068A] = true, - [0x068B] = true, [0x068C] = true, [0x068D] = true, [0x068E] = true, - [0x068F] = true, [0x0690] = true, [0x0691] = true, [0x0692] = true, - [0x0693] = true, [0x0694] = true, [0x0695] = true, [0x0696] = true, - [0x0697] = true, [0x0698] = true, [0x0699] = true, [0x06C0] = true, - [0x06C3] = true, [0x06C4] = true, [0x06C5] = true, [0x06C6] = true, - [0x06C7] = true, [0x06C8] = true, [0x06C9] = true, [0x06CA] = true, - [0x06CB] = true, [0x06CD] = true, [0x06CF] = true, [0x06D2] = true, - [0x06D3] = true, [0x06D5] = true, [0x06EE] = true, [0x06EF] = true, - [0x0759] = true, [0x075A] = true, [0x075B] = true, [0x076B] = true, - [0x076C] = true, [0x0771] = true, [0x0773] = true, [0x0774] = true, - [0x0778] = true, [0x0779] = true, - [0x08AA] = true, [0x08AB] = true, [0x08AC] = true, - [0xFEF5] = true, [0xFEF7] = true, [0xFEF9] = true, [0xFEFB] = true, - -- syriac - [0x0710] = true, [0x0715] = true, [0x0716] = true, [0x0717] = true, - [0x0718] = true, [0x0719] = true, [0x0728] = true, [0x072A] = true, - [0x072C] = true, [0x071E] = true, - [0x072F] = true, [0x074D] = true, - -- mandaic - [0x0840] = true, [0x0849] = true, [0x0854] = true, [0x0846] = true, - [0x084F] = true, - -- 7 - [0x08AE] = true, [0x08B1] = true, [0x08B2] = true, -} - -local medial = { -- isol_fina_medi_init - [0x0626] = true, [0x0628] = true, [0x062A] = true, [0x062B] = true, - [0x062C] = true, [0x062D] = true, [0x062E] = true, [0x0633] = true, - [0x0634] = true, [0x0635] = true, [0x0636] = true, [0x0637] = true, - [0x0638] = true, [0x0639] = true, [0x063A] = true, [0x063B] = true, - [0x063C] = true, [0x063D] = true, [0x063E] = true, [0x063F] = true, - [0x0641] = true, [0x0642] = true, [0x0643] = true, - [0x0644] = true, [0x0645] = true, [0x0646] = true, [0x0647] = true, - [0x0649] = true, [0x064A] = true, [0x066E] = true, [0x066F] = true, - [0x0678] = true, [0x0679] = true, [0x067A] = true, [0x067B] = true, - [0x067C] = true, [0x067D] = true, [0x067E] = true, [0x067F] = true, - [0x0680] = true, [0x0681] = true, [0x0682] = true, [0x0683] = true, - [0x0684] = true, [0x0685] = true, [0x0686] = true, [0x0687] = true, - [0x069A] = true, [0x069B] = true, [0x069C] = true, [0x069D] = true, - [0x069E] = true, [0x069F] = true, [0x06A0] = true, [0x06A1] = true, - [0x06A2] = true, [0x06A3] = true, [0x06A4] = true, [0x06A5] = true, - [0x06A6] = true, [0x06A7] = true, [0x06A8] = true, [0x06A9] = true, - [0x06AA] = true, [0x06AB] = true, [0x06AC] = true, [0x06AD] = true, - [0x06AE] = true, [0x06AF] = true, [0x06B0] = true, [0x06B1] = true, - [0x06B2] = true, [0x06B3] = true, [0x06B4] = true, [0x06B5] = true, - [0x06B6] = true, [0x06B7] = true, [0x06B8] = true, [0x06B9] = true, - [0x06BA] = true, [0x06BB] = true, [0x06BC] = true, [0x06BD] = true, - [0x06BE] = true, [0x06BF] = true, [0x06C1] = true, [0x06C2] = true, - [0x06CC] = true, [0x06CE] = true, [0x06D0] = true, [0x06D1] = true, - [0x06FA] = true, [0x06FB] = true, [0x06FC] = true, [0x06FF] = true, - [0x0750] = true, [0x0751] = true, [0x0752] = true, [0x0753] = true, - [0x0754] = true, [0x0755] = true, [0x0756] = true, [0x0757] = true, - [0x0758] = true, [0x075C] = true, [0x075D] = true, [0x075E] = true, - [0x075F] = true, [0x0760] = true, [0x0761] = true, [0x0762] = true, - [0x0763] = true, [0x0764] = true, [0x0765] = true, [0x0766] = true, - [0x0767] = true, [0x0768] = true, [0x0769] = true, [0x076A] = true, - [0x076D] = true, [0x076E] = true, [0x076F] = true, [0x0770] = true, - [0x0772] = true, [0x0775] = true, [0x0776] = true, [0x0777] = true, - [0x077A] = true, [0x077B] = true, [0x077C] = true, [0x077D] = true, - [0x077E] = true, [0x077F] = true, - [0x08A0] = true, [0x08A2] = true, [0x08A4] = true, [0x08A5] = true, - [0x08A6] = true, [0x0620] = true, [0x08A8] = true, [0x08A9] = true, - [0x08A7] = true, [0x08A3] = true, - -- syriac - [0x0712] = true, [0x0713] = true, [0x0714] = true, [0x071A] = true, - [0x071B] = true, [0x071C] = true, [0x071D] = true, [0x071F] = true, - [0x0720] = true, [0x0721] = true, [0x0722] = true, [0x0723] = true, - [0x0724] = true, [0x0725] = true, [0x0726] = true, [0x0727] = true, - [0x0729] = true, [0x072B] = true, [0x072D] = true, [0x072E] = true, - [0x074E] = true, [0x074F] = true, - -- mandaic - [0x0841] = true, [0x0842] = true, [0x0843] = true, [0x0844] = true, - [0x0845] = true, [0x0847] = true, [0x0848] = true, [0x0855] = true, - [0x0851] = true, [0x084E] = true, [0x084D] = true, [0x084A] = true, - [0x084B] = true, [0x084C] = true, [0x0850] = true, [0x0852] = true, - [0x0853] = true, - -- n'ko - [0x07D7] = true, [0x07E8] = true, [0x07D9] = true, [0x07EA] = true, - [0x07CA] = true, [0x07DB] = true, [0x07CC] = true, [0x07DD] = true, - [0x07CE] = true, [0x07DF] = true, [0x07D4] = true, [0x07E5] = true, - [0x07E9] = true, [0x07E7] = true, [0x07E3] = true, [0x07E2] = true, - [0x07E0] = true, [0x07E1] = true, [0x07DE] = true, [0x07DC] = true, - [0x07D1] = true, [0x07DA] = true, [0x07D8] = true, [0x07D6] = true, - [0x07D2] = true, [0x07D0] = true, [0x07CF] = true, [0x07CD] = true, - [0x07CB] = true, [0x07D3] = true, [0x07E4] = true, [0x07D5] = true, - [0x07E6] = true, - -- also here: - [tatweel]= true, [zwj] = true, - -- 7 - [0x08A1] = true, [0x08AF] = true, [0x08B0] = true, -} - -local arab_warned = { } - -local function warning(current,what) - local char = getchar(current) - if not arab_warned[char] then - log.report("analyze","arab: character %C has no %a class",char,what) - arab_warned[char] = true - end -end - --- potential optimization: local medial_final = table.merged(medial,final) - -local function finish(first,last) - if last then - if first == last then - local fc = getchar(first) - if medial[fc] or final[fc] then - setprop(first,a_state,s_isol) - else - warning(first,"isol") - setprop(first,a_state,s_error) - end - else - local lc = getchar(last) - if medial[lc] or final[lc] then - -- if laststate == 1 or laststate == 2 or laststate == 4 then - setprop(last,a_state,s_fina) - else - warning(last,"fina") - setprop(last,a_state,s_error) - end - end - first, last = nil, nil - elseif first then - -- first and last are either both set so we never com here - local fc = getchar(first) - if medial[fc] or final[fc] then - setprop(first,a_state,s_isol) - else - warning(first,"isol") - setprop(first,a_state,s_error) - end - first = nil - end - return first, last -end - -function methods.arab(head,font,attr) - local useunicodemarks = analyzers.useunicodemarks - local tfmdata = fontdata[font] - local marks = tfmdata.resources.marks - local first, last, current, done = nil, nil, head, false - current = tonut(current) - while current do - local id = getid(current) - if id == glyph_code and getfont(current) == font and getsubtype(current)<256 and not getprop(current,a_state) then - done = true - local char = getchar(current) - if marks[char] or (useunicodemarks and categories[char] == "mn") then - setprop(current,a_state,s_mark) - elseif isolated[char] then -- can be zwj or zwnj too - first, last = finish(first,last) - setprop(current,a_state,s_isol) - first, last = nil, nil - elseif not first then - if medial[char] then - setprop(current,a_state,s_init) - first, last = first or current, current - elseif final[char] then - setprop(current,a_state,s_isol) - first, last = nil, nil - else -- no arab - first, last = finish(first,last) - end - elseif medial[char] then - first, last = first or current, current - setprop(current,a_state,s_medi) - elseif final[char] then - if getprop(last,a_state) ~= s_init then - -- tricky, we need to check what last may be ! - setprop(last,a_state,s_medi) - end - setprop(current,a_state,s_fina) - first, last = nil, nil - elseif char >= 0x0600 and char <= 0x06FF then -- needs checking - setprop(current,a_state,s_rest) - first, last = finish(first,last) - else -- no - first, last = finish(first,last) - end - else - if first or last then - first, last = finish(first,last) - end - if id == math_code then - current = end_of_math(current) - end - end - current = getnext(current) - end - if first or last then - finish(first,last) - end - return head, done -end - -methods.syrc = methods.arab -methods.mand = methods.arab -methods.nko = methods.arab - -directives.register("otf.analyze.useunicodemarks",function(v) - analyzers.useunicodemarks = v -end) diff --git a/tex/generic/context/luatex/luatex-fonts-syn.lua b/tex/generic/context/luatex/luatex-fonts-syn.lua index f03d558bf..376fd05fb 100644 --- a/tex/generic/context/luatex/luatex-fonts-syn.lua +++ b/tex/generic/context/luatex/luatex-fonts-syn.lua @@ -36,15 +36,14 @@ end local fonts = fonts fonts.names = fonts.names or { } -fonts.names.version = 1.001 -- not the same as in context but matches mtx-fonts --simple -fonts.names.basename = "luatex-fonts-names" -fonts.names.new_to_old = { } -fonts.names.old_to_new = { } -fonts.names.cache = containers.define("fonts","data",fonts.names.version,true) +fonts.names.version = 1.001 -- not the same as in context but matches mtx-fonts --simple +fonts.names.basename = "luatex-fonts-names" +fonts.names.cache = containers.define("fonts","data",fonts.names.version,true) -local data, loaded = nil, false +local data = nil +local loaded = false -local fileformats = { "lua", "tex", "other text files" } +local fileformats = { "lua", "tex", "other text files" } function fonts.names.reportmissingbase() texio.write("") diff --git a/tex/generic/context/luatex/luatex-fonts-tfm.lua b/tex/generic/context/luatex/luatex-fonts-tfm.lua deleted file mode 100644 index b9bb1bd0f..000000000 --- a/tex/generic/context/luatex/luatex-fonts-tfm.lua +++ /dev/null @@ -1,38 +0,0 @@ -if not modules then modules = { } end modules ['luatex-fonts-tfm'] = { - version = 1.001, - comment = "companion to luatex-*.tex", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end - -local fonts = fonts -local tfm = { } -fonts.handlers.tfm = tfm -fonts.formats.tfm = "type1" -- we need to have at least a value here - -function fonts.readers.tfm(specification) - local fullname = specification.filename or "" - if fullname == "" then - local forced = specification.forced or "" - if forced ~= "" then - fullname = specification.name .. "." .. forced - else - fullname = specification.name - end - end - local foundname = resolvers.findbinfile(fullname, 'tfm') or "" - if foundname == "" then - foundname = resolvers.findbinfile(fullname, 'ofm') or "" - end - if foundname ~= "" then - specification.filename = foundname - specification.format = "ofm" - return font.read_tfm(specification.filename,specification.size) - end -end diff --git a/tex/generic/context/luatex/luatex-fonts.lua b/tex/generic/context/luatex/luatex-fonts.lua index 2e34fb801..e1ec3764e 100644 --- a/tex/generic/context/luatex/luatex-fonts.lua +++ b/tex/generic/context/luatex/luatex-fonts.lua @@ -6,6 +6,18 @@ if not modules then modules = { } end modules ['luatex-fonts'] = { license = "see context related readme files" } +-- A merged file is generated with: +-- +-- mtxrun --script package --merge ./luatex-fonts.lua +-- +-- A needed resource file is made by: +-- +-- mtxrun --script context luatex-basics-prepare.tex +-- +-- A font (generic) database is created with: +-- +-- mtxrun --script font --reload --simple + -- The following code isolates the generic context code from already defined or to be defined -- namespaces. This is the reference loader for plain tex. This generic code is also used in -- luaotfload which is a low level lualatex opentype font loader but somehow has gotten a bit @@ -174,62 +186,91 @@ if non_generic_context.luatex_fonts.skip_loading ~= true then loadmodule("l-file.lua") loadmodule("l-boolean.lua") loadmodule("l-math.lua") + + -- A few slightly higher level support modules: + loadmodule("util-str.lua") + loadmodule("util-fil.lua") - -- The following modules contain code that is either not used at all outside context or will fail - -- when enabled due to lack of other modules. + -- The following modules contain code that is either not used at all outside context or will + -- fail when enabled due to lack of other modules. - -- First we load a few helper modules. This is about the miminum needed to let the font modules do - -- their work. Don't depend on their functions as we might strip them in future versions of his - -- generic variant. + -- First we load a few helper modules. This is about the miminum needed to let the font modules + -- do their work. Don't depend on their functions as we might strip them in future versions of + -- this generic variant. loadmodule('luatex-basics-gen.lua') loadmodule('data-con.lua') - -- We do need some basic node support. The code in there is not for general use as it might change. + -- We do need some basic node support. The code in there is not for general use as it might + -- change. loadmodule('luatex-basics-nod.lua') - -- Now come the font modules that deal with traditional tex fonts as well as open type fonts. We only - -- support OpenType fonts here. - -- - -- The font database file (if used at all) must be put someplace visible for kpse and is not shared - -- with context. The mtx-fonts script can be used to genate this file (using the --names option). + -- We ship a resources needed for font handling (more might end up here). + + loadmodule('luatex-basics-chr.lua') - -- In 2013/14 I will merge/move some generic files into luatex-fonts-* files (copies) so that - -- intermediate updates of context don't interfere. We can then also use the general merger and - -- consider stripping debug code. + -- Now come the font modules that deal with traditional tex fonts as well as open type fonts. + -- + -- The font database file (if used at all) must be put someplace visible for kpse and is not + -- shared with context. The mtx-fonts script can be used to generate this file (using the + -- --reload --force --simple option). loadmodule('font-ini.lua') loadmodule('font-con.lua') loadmodule('luatex-fonts-enc.lua') -- will load font-age on demand loadmodule('font-cid.lua') loadmodule('font-map.lua') -- for loading lum file (will be stripped) - loadmodule('luatex-fonts-syn.lua') -- deals with font names (synonyms) - -- begin of test - loadmodule('font-tfm.lua') -- optional - loadmodule('font-afm.lua') -- optional - loadmodule('font-afk.lua') -- optional - -- end of test - loadmodule('luatex-fonts-tfm.lua') + + -- We use a bit simpler database because using the context one demands loading more helper + -- code and although it is more flexible (more wauys to resolve and so) it will never be + -- uses in plain/latex anyway, so let's stick to a simple approach. + + loadmodule('luatex-fonts-syn.lua') + + loadmodule('font-tfm.lua') + loadmodule('font-afm.lua') + loadmodule('font-afk.lua') loadmodule('font-oti.lua') - loadmodule('font-otf.lua') - loadmodule('font-otb.lua') - ----------('luatex-fonts-inj.lua') -- normally the same as font-inj.lua / beware loadmodule is parsed - loadmodule('font-inj.lua') - loadmodule('luatex-fonts-ota.lua') - ----------('luatex-fonts-otn.lua') -- normally the same as font-otn.lua / beware loadmodule is parsed - loadmodule('font-otn.lua') - loadmodule('font-otp.lua') - loadmodule('luatex-fonts-lua.lua') - loadmodule('font-def.lua') -- this code (stripped) might end up in luatex-fonts-def.lua - loadmodule('luatex-fonts-def.lua') + + -- These are the old loader and processing modules. These use the built-in font loader and + -- will stay around (but not be extended), only fixed. + + -- font-otf.lua + -- font-otb.lua + -- font-inj.lua + -- font-ota.lua + -- font-otn.lua + -- font-otp.lua + + -- Here come the new loader and processing modules. The loader is written in Lua and although + -- initial loading is somewhat slower, identifying is faster, cached files can be slightly + -- more efficient, and processing is somewhat faster (only measureable on complex fonts). + + loadmodule('font-otr.lua') + loadmodule('font-cff.lua') + loadmodule('font-ttf.lua') + loadmodule('font-dsp.lua') + loadmodule('font-oup.lua') + loadmodule('font-otl.lua') + loadmodule('font-oto.lua') + loadmodule('font-otj.lua') + loadmodule('font-ota.lua') + loadmodule('font-ots.lua') + loadmodule('font-osd.lua') + + -- common code + + loadmodule('font-lua.lua') + loadmodule('font-def.lua') + loadmodule('font-xtx.lua') -- xetex compatible specifiers (plain/latex only) loadmodule('luatex-fonts-ext.lua') -- some extensions - -- We need to plug into a callback and the following module implements the handlers. Actual plugging - -- in happens later. + -- We need to plug into a callback and the following module implements the handlers. Actual + -- plugging in happens later. - loadmodule('luatex-fonts-cbk.lua') + loadmodule('font-gbn.lua') end @@ -241,8 +282,8 @@ end resolvers.loadmodule = loadmodule --- In order to deal with the fonts we need to initialize some callbacks. One can overload them later on if --- needed. First a bit of abstraction. +-- In order to deal with the fonts we need to initialize some callbacks. One can overload them later +-- on if needed. First a bit of abstraction. generic_context.callback_ligaturing = false generic_context.callback_kerning = false diff --git a/tex/generic/context/luatex/luatex-pdf.tex b/tex/generic/context/luatex/luatex-pdf.tex index 1263f21e2..e38f77c4c 100644 --- a/tex/generic/context/luatex/luatex-pdf.tex +++ b/tex/generic/context/luatex/luatex-pdf.tex @@ -67,30 +67,45 @@ % commands - \protected\gdef\pdfliteral {\pdfextension literal} - \protected\gdef\pdfcolorstack {\pdfextension colorstack} - \protected\gdef\pdfsetmatrix {\pdfextension setmatrix} - \protected\gdef\pdfsave {\pdfextension save\relax} - \protected\gdef\pdfrestore {\pdfextension restore\relax} - \protected\gdef\pdfobj {\pdfextension obj } - \protected\gdef\pdfrefobj {\pdfextension refobj } - \protected\gdef\pdfannot {\pdfextension annot } - \protected\gdef\pdfstartlink {\pdfextension startlink } - \protected\gdef\pdfendlink {\pdfextension endlink\relax} - \protected\gdef\pdfoutline {\pdfextension outline } - \protected\gdef\pdfdest {\pdfextension dest } - \protected\gdef\pdfthread {\pdfextension thread } - \protected\gdef\pdfstartthread {\pdfextension startthread } - \protected\gdef\pdfendthread {\pdfextension endthread\relax} - \protected\gdef\pdfinfo {\pdfextension info } - \protected\gdef\pdfcatalog {\pdfextension catalog } - \protected\gdef\pdfnames {\pdfextension names } - \protected\gdef\pdfincludechars {\pdfextension includechars } - \protected\gdef\pdffontattr {\pdfextension fontattr } - \protected\gdef\pdfmapfile {\pdfextension mapfile } - \protected\gdef\pdfmapline {\pdfextension mapline } - \protected\gdef\pdftrailer {\pdfextension trailer } - \protected\gdef\pdfglyphtounicode {\pdfextension glyphtounicode } + \protected\gdef\pdfliteral {\pdfextension literal} + \protected\gdef\pdfcolorstack {\pdfextension colorstack} + \protected\gdef\pdfsetmatrix {\pdfextension setmatrix} + \protected\gdef\pdfsave {\pdfextension save\relax} + \protected\gdef\pdfrestore {\pdfextension restore\relax} + \protected\gdef\pdfobj {\pdfextension obj } + \protected\gdef\pdfrefobj {\pdfextension refobj } + \protected\gdef\pdfannot {\pdfextension annot } + \protected\gdef\pdfstartlink {\pdfextension startlink } + \protected\gdef\pdfendlink {\pdfextension endlink\relax} + \protected\gdef\pdfoutline {\pdfextension outline } + \protected\gdef\pdfdest {\pdfextension dest } + \protected\gdef\pdfthread {\pdfextension thread } + \protected\gdef\pdfstartthread {\pdfextension startthread } + \protected\gdef\pdfendthread {\pdfextension endthread\relax} + \protected\gdef\pdfinfo {\pdfextension info } + \protected\gdef\pdfcatalog {\pdfextension catalog } + \protected\gdef\pdfnames {\pdfextension names } + \protected\gdef\pdfincludechars {\pdfextension includechars } + \protected\gdef\pdffontattr {\pdfextension fontattr } + \protected\gdef\pdfmapfile {\pdfextension mapfile } + \protected\gdef\pdfmapline {\pdfextension mapline } + \protected\gdef\pdftrailer {\pdfextension trailer } + \protected\gdef\pdfglyphtounicode {\pdfextension glyphtounicode } + \protected\gdef\pdfsuppressoptionalinfo {\pdfextension suppressoptionalinfo } + \global \let \pdfsuppressptexinfo \pdfsuppressoptionalinfo + \protected\gdef\pdfinfoid {\pdfextension infoid } + \protected\gdef\pdfinfoomitdate {\pdfextension suppressoptionalinfo \numexpr32+64\relax} + + \chardef\pdfnofullbanner = 1 + \chardef\pdfnofilename = 2 + \chardef\pdfnopagenumber = 4 + \chardef\pdfnoinfodict = 8 + \chardef\pdfnocreator = 16 + \chardef\pdfnocreationdate = 32 + \chardef\pdfnomoddate = 64 + \chardef\pdfnoproducer = 128 + \chardef\pdfnotrapped = 256 + \chardef\pdfnoid = 512 % converted diff --git a/tex/generic/context/luatex/luatex-test.tex b/tex/generic/context/luatex/luatex-test.tex index 9844428ac..0bb752b3f 100644 --- a/tex/generic/context/luatex/luatex-test.tex +++ b/tex/generic/context/luatex/luatex-test.tex @@ -1,4 +1,4 @@ -texformat=luatex-plain +% texformat=luatex-plain %D \module %D [ file=luatex-test, @@ -147,4 +147,15 @@ $\sin{x}$ \egroup +% \font\amiri=file:amiri-regular.ttf:% +% mode=node;analyze=yes;language=dflt;script=arab;ccmp=yes;% +% init=yes;medi=yes;fina=yes;isol=yes;% +% mark=yes;mkmk=yes;kern=yes;curs=yes;% +% liga=yes;dlig=yes;rlig=yes;clig=yes;calt=yes % +% at 32pt + +% \bgroup +% \textdir TRT\amiri بِسْمِ اللَّـهِ الرَّ‌حْمَـٰنِ الرَّ‌حِيمِ +% \egroup + \end -- cgit v1.2.3