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-rw-r--r--src/fontloader/misc/fontloader-font-dsp.lua125
-rw-r--r--src/fontloader/misc/fontloader-font-ocl.lua84
-rw-r--r--src/fontloader/misc/fontloader-font-otl.lua4
-rw-r--r--src/fontloader/misc/fontloader-font-ots.lua271
-rw-r--r--src/fontloader/misc/fontloader-font-oup.lua13
-rw-r--r--src/fontloader/runtime/fontloader-reference.lua349
6 files changed, 441 insertions, 405 deletions
diff --git a/src/fontloader/misc/fontloader-font-dsp.lua b/src/fontloader/misc/fontloader-font-dsp.lua
index a1ae17f..1e8b3bd 100644
--- a/src/fontloader/misc/fontloader-font-dsp.lua
+++ b/src/fontloader/misc/fontloader-font-dsp.lua
@@ -365,6 +365,26 @@ end
-- We generalize the chained lookups so that we can do with only one handler
-- when processing them.
+local function readlookuparray(f,noflookups)
+ local lookups = { }
+ if noflookups > 0 then
+ local length = 0
+ for i=1,noflookups do
+ local index = readushort(f) + 1
+ if index > length then
+ length = index
+ end
+ lookups[index] = readushort(f) + 1
+ end
+ for index=1,length do
+ if not lookups[index] then
+ lookups[index] = false
+ end
+ end
+ end
+ return lookups
+end
+
local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what)
local tableoffset = lookupoffset + offset
setposition(f,tableoffset)
@@ -389,10 +409,7 @@ local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,n
for i=2,nofcurrent do
current[i] = { readushort(f) }
end
- local lookups = { }
- for i=1,noflookups do
- lookups[readushort(f)+1] = readushort(f) + 1
- end
+ local lookups = readlookuparray(f,noflookups)
rules[#rules+1] = {
current = current,
lookups = lookups
@@ -435,10 +452,7 @@ local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,n
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
+ local lookups = readlookuparray(f,noflookups)
rules[#rules+1] = {
current = current,
lookups = lookups
@@ -462,10 +476,7 @@ local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,n
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
+ local lookups = readlookuparray(f,noflookups)
current = readcoveragearray(f,tableoffset,current,true)
return {
format = "coverage",
@@ -525,10 +536,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
end
end
local noflookups = readushort(f)
- local lookups = { }
- for i=1,noflookups do
- lookups[readushort(f)+1] = readushort(f) + 1
- end
+ local lookups = readlookuparray(f,noflookups)
rules[#rules+1] = {
before = before,
current = current,
@@ -596,10 +604,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
end
-- no sequence index here (so why in context as it saves nothing)
local noflookups = readushort(f)
- local lookups = { }
- for i=1,noflookups do
- lookups[readushort(f)+1] = readushort(f) + 1
- end
+ local lookups = readlookuparray(f,noflookups)
rules[#rules+1] = {
before = before,
current = current,
@@ -627,10 +632,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
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
+ local lookups = readlookuparray(f,noflookups)
before = readcoveragearray(f,tableoffset,before,true)
current = readcoveragearray(f,tableoffset,current,true)
after = readcoveragearray(f,tableoffset,after,true)
@@ -1626,45 +1628,58 @@ do
report_issue(i,what,sequence,"empty")
rule.lookups = nil
else
- for index, lookupid in sortedhash(rlookups) do -- nicer
- local h = sublookuphash[lookupid]
- if not h then
- -- here we have a lookup that is used independent as well
- -- as in another one
- local lookup = lookups[lookupid]
- if lookup then
- local d = lookup.done
- if d then
- nofsublookups = nofsublookups + 1
- -- report("registering %i as sublookup %i",lookupid,nofsublookups)
- h = {
- index = nofsublookups, -- handy for tracing
- name = f_lookupname(lookupprefix,"d",lookupid+lookupidoffset),
- derived = true, -- handy for tracing
- steps = d.steps,
- nofsteps = d.nofsteps,
- type = d.lookuptype,
- markclass = d.markclass or nil,
- flags = d.flags,
- -- chain = d.chain,
- }
- sublookuplist[nofsublookups] = h
- sublookuphash[lookupid] = nofsublookups
- sublookupcheck[lookupid] = 1
+ -- we can have holes in rlookups
+ -- for index, lookupid in sortedhash(rlookups) do
+ local length = #rlookups
+-- for index in next, rlookups do
+-- if index > length then
+-- length = index
+-- end
+-- end
+ for index=1,length do
+ local lookupid = rlookups[index]
+ if lookupid then
+ local h = sublookuphash[lookupid]
+ if not h then
+ -- here we have a lookup that is used independent as well
+ -- as in another one
+ local lookup = lookups[lookupid]
+ if lookup then
+ local d = lookup.done
+ if d then
+ nofsublookups = nofsublookups + 1
+ -- report("registering %i as sublookup %i",lookupid,nofsublookups)
+ h = {
+ index = nofsublookups, -- handy for tracing
+ name = f_lookupname(lookupprefix,"d",lookupid+lookupidoffset),
+ derived = true, -- handy for tracing
+ steps = d.steps,
+ nofsteps = d.nofsteps,
+ type = d.lookuptype,
+ markclass = d.markclass or nil,
+ flags = d.flags,
+ -- chain = d.chain,
+ }
+ sublookuplist[nofsublookups] = h
+ sublookuphash[lookupid] = nofsublookups
+ sublookupcheck[lookupid] = 1
+ else
+ report_issue(i,what,sequence,"missing")
+ rule.lookups = nil
+ break
+ end
else
- report_issue(i,what,sequence,"missing")
+ report_issue(i,what,sequence,"bad")
rule.lookups = nil
break
end
else
- report_issue(i,what,sequence,"bad")
- rule.lookups = nil
- break
+ sublookupcheck[lookupid] = sublookupcheck[lookupid] + 1
end
+ rlookups[index] = h or false
else
- sublookupcheck[lookupid] = sublookupcheck[lookupid] + 1
+ rlookups[index] = false
end
- rlookups[index] = h
end
end
end
diff --git a/src/fontloader/misc/fontloader-font-ocl.lua b/src/fontloader/misc/fontloader-font-ocl.lua
index 9661083..b2aba7a 100644
--- a/src/fontloader/misc/fontloader-font-ocl.lua
+++ b/src/fontloader/misc/fontloader-font-ocl.lua
@@ -8,6 +8,8 @@ if not modules then modules = { } end modules ['font-ocl'] = {
-- todo : user list of colors
+local tostring, next = tostring, next
+
local formatters = string.formatters
local otf = fonts.handlers.otf
@@ -168,31 +170,81 @@ if context and xml.convert then
local report_svg = logs.reporter("fonts","svg conversion")
+ local xmlconvert = xml.convert
+ local xmlfirst = xml.first
+ local loaddata = io.loaddata
+ local savedata = io.savedata
+ local remove = os.remove
+
+ -- function otfsvg.topdf(svgshapes)
+ -- local svgfile = "temp-otf-svg-shape.svg"
+ -- local pdffile = "temp-otf-svg-shape.pdf"
+ -- local command = "inkscape " .. svgfile .. " --export-pdf=" .. pdffile
+ -- local testrun = false
+ -- local pdfshapes = { }
+ -- local nofshapes = #svgshapes
+ -- report_svg("processing %i svg containers",nofshapes)
+ -- statistics.starttiming()
+ -- for i=1,nofshapes do
+ -- local entry = svgshapes[i]
+ -- for j=entry.first,entry.last do
+ -- local svg = xmlconvert(entry.data)
+ -- local data = xmlfirst(svg,"/svg[@id='glyph"..j.."']")
+ -- savedata(svgfile,tostring(data))
+ -- report_svg("processing svg shape of glyph %i in container %i",j,i)
+ -- os.execute(command)
+ -- pdfshapes[j] = loaddata(pdffile)
+ -- end
+ -- if testrun and i > testrun then
+ -- report_svg("quiting test run")
+ -- break
+ -- end
+ -- end
+ -- remove(svgfile)
+ -- statistics.stoptiming()
+ -- report_svg("conversion time: %0.3f",statistics.elapsedtime())
+ -- return pdfshapes
+ -- end
+
function otfsvg.topdf(svgshapes)
- local svgfile = "temp-otf-svg-shape.svg"
- local pdffile = "temp-otf-svg-shape.pdf"
- local command = "inkscape " .. svgfile .. " --export-pdf=" .. pdffile
- -- local command = [[python "c:\Users\Hans Hagen\AppData\Roaming\Python\Scripts\cairosvg" -f pdf ]] .. svgfile .. " -o " .. pdffile
- local testrun = false
+ local inkscape = io.popen("inkscape --shell 2>&1","w")
local pdfshapes = { }
local nofshapes = #svgshapes
+ local f_svgfile = formatters["temp-otf-svg-shape-%i.svg"]
+ local f_pdffile = formatters["temp-otf-svg-shape-%i.pdf"]
+ local f_convert = formatters["%s --export-pdf=%s\n"]
report_svg("processing %i svg containers",nofshapes)
+ statistics.starttiming()
for i=1,nofshapes do
local entry = svgshapes[i]
for j=entry.first,entry.last do
- local svg = xml.convert(entry.data)
- local data = xml.first(svg,"/svg[@id='glyph"..j.."']")
- io.savedata(svgfile,tostring(data))
- report_svg("processing svg shape of glyph %i in container %i",j,i)
- os.execute(command)
- pdfshapes[j] = io.loaddata(pdffile)
- end
- if testrun and i > testrun then
- report_svg("quiting test run")
- break
+ local svg = xmlconvert(entry.data)
+ local root = svg and xmlfirst(svg,"/svg[@id='glyph"..j.."']")
+ local data = root and tostring(root)
+ if data and data ~= "" then
+ local svgfile = f_svgfile(j)
+ local pdffile = f_pdffile(j)
+ savedata(svgfile,data)
+ inkscape:write(f_convert(svgfile,pdffile))
+ pdfshapes[j] = true
+ end
end
end
- os.remove(svgfile)
+ inkscape:write("quit\n")
+ -- while inkscape:read("*a") do
+ -- os.sleep(0.1)
+ -- end
+ inkscape:close()
+ report_svg("processing %i pdf results",nofshapes)
+ for i in next, pdfshapes do
+ local svgfile = f_svgfile(i)
+ local pdffile = f_pdffile(i)
+ pdfshapes[i] = loaddata(pdffile)
+ remove(svgfile)
+ remove(pdffile)
+ end
+ statistics.stoptiming()
+ report_svg("conversion time: %0.3f",statistics.elapsedtime())
return pdfshapes
end
diff --git a/src/fontloader/misc/fontloader-font-otl.lua b/src/fontloader/misc/fontloader-font-otl.lua
index c7c278a..59d868b 100644
--- a/src/fontloader/misc/fontloader-font-otl.lua
+++ b/src/fontloader/misc/fontloader-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 = 3.022 -- beware: also sync font-mis.lua and in mtx-fonts
+otf.version = 3.023 -- beware: also sync font-mis.lua and in mtx-fonts
otf.cache = containers.define("fonts", "otl", otf.version, true)
otf.svgcache = containers.define("fonts", "svg", otf.version, true)
otf.pdfcache = containers.define("fonts", "pdf", otf.version, true)
@@ -747,7 +747,7 @@ end
otf.getgsub = getgsub -- returns value, gsub_kind
function otf.getsubstitution(tfmdata,k,kind,value)
- local found, kind = getgsub(tfmdata,k,kind)
+ local found, kind = getgsub(tfmdata,k,kind,value)
if not found then
--
elseif kind == "gsub_single" then
diff --git a/src/fontloader/misc/fontloader-font-ots.lua b/src/fontloader/misc/fontloader-font-ots.lua
index 51704bf..d63d524 100644
--- a/src/fontloader/misc/fontloader-font-ots.lua
+++ b/src/fontloader/misc/fontloader-font-ots.lua
@@ -192,6 +192,7 @@ local free_node = nuts.free
local end_of_math = nuts.end_of_math
local traverse_nodes = nuts.traverse
local traverse_id = nuts.traverse_id
+local remove_node = nuts.remove
local setmetatableindex = table.setmetatableindex
@@ -1236,7 +1237,7 @@ function chainprocs.gsub_multiple(head,start,stop,dataset,sequence,currentlookup
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]) -- not sequence.flags?
+ return multiple_glyphs(head,start,replacement,sequence.flags[1])
end
return head, start, false
end
@@ -2033,67 +2034,6 @@ local function chaindisk(head,start,last,dataset,sequence,chainlookup,rlmode,k,c
return head, start, ok
end
--- helpers from elsewhere
-
--- local function currentmatch(current,n,l)
--- while current do
--- if getid(current) ~= glyph_code then
--- return false
--- elseif seq[n][getchar(current)] then
--- n = n + 1
--- current = getnext(current)
--- if not current then
--- return true, n, current
--- elseif n > l then
--- -- match = false
--- return true, n, current
--- end
--- else
--- return false
--- end
--- end
--- end
---
--- local function aftermatch(current,n,l)
--- while current do
--- if getid(current) ~= glyph_code then
--- return false
--- elseif seq[n][getchar(current)] then
--- n = n + 1
--- current = getnext(current)
--- if not current then
--- return true, n, current
--- elseif n > l then
--- -- match = false
--- return true, n, current
--- end
--- else
--- return false
--- end
--- end
--- end
---
--- local function beforematch(current,n)
--- local finish = getprev(current)
--- local current = find_node_tail(current)
--- while current do
--- if getid(current) ~= glyph_code then
--- return false
--- elseif seq[n][getchar(current)] then
--- n = n - 1
--- current = getprev(current)
--- if not current or current == finish then
--- return true, n, current
--- elseif n < 1 then
--- -- match = false
--- return true, n, current
--- end
--- else
--- return false
--- end
--- end
--- end
-
local noflags = { false, false, false, false }
local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
@@ -2116,9 +2056,10 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
local ck = contexts[k]
local seq = ck[3]
local s = #seq
+ local size = 1
-- f..l = mid string
if s == 1 then
- -- never happens
+ -- this seldom happens as it makes no sense (bril, ebgaramond, husayni, minion)
local char = ischar(current,currentfont)
if char then
match = seq[1][char]
@@ -2129,48 +2070,34 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
local f = ck[4]
local l = ck[5]
-- current match
- if f == 1 and f == l then -- current only
- -- already a hit
- -- match = true
- else -- before/current/after | before/current | current/after
- -- no need to test first hit (to be optimized)
- if f == l then -- new, else last out of sync (f is > 1)
- -- match = true
- else
- local discfound = nil
- local n = f + 1
- last = getnext(last) -- the second in current (first already matched)
- while n <= l do
- if not last and (sweeptype == "post" or sweeptype == "replace") then
- last = getnext(sweepnode)
- sweeptype = nil
- end
- if last then
- 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
+ size = l - f + 1
+ if size > 1 then
+ -- before/current/after | before/current | current/after
+ local discfound = nil
+ local n = f + 1
+ last = getnext(last) -- the second in current (first already matched)
+ while n <= l do
+ if not last and (sweeptype == "post" or sweeptype == "replace") then
+ last = getnext(sweepnode)
+ sweeptype = nil
+ end
+ if last then
+ 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
@@ -2180,7 +2107,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
break
end
- elseif char == false then
+ else
if discfound then
notmatchreplace[discfound] = true
match = not notmatchpre[discfound]
@@ -2188,60 +2115,68 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
match = false
end
break
- elseif id == disc_code then
- diskseen = true
- discfound = last
- notmatchpre[last] = nil
- notmatchpost[last] = true
- notmatchreplace[last] = nil
- local pre, post, replace = getdisc(last)
- if pre then
- local n = n
- while pre do
- if seq[n][getchar(pre)] then
- n = n + 1
- pre = getnext(pre)
- if n > l then
- break
- end
- else
- notmatchpre[last] = true
+ end
+ 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
+ notmatchpre[last] = nil
+ notmatchpost[last] = true
+ notmatchreplace[last] = nil
+ local pre, post, replace = getdisc(last)
+ if pre then
+ local n = n
+ while pre do
+ if seq[n][getchar(pre)] then
+ n = n + 1
+ pre = getnext(pre)
+ if n > l then
break
end
- end
- if n <= l then
+ else
notmatchpre[last] = true
+ break
end
- else
+ end
+ if n <= l then
notmatchpre[last] = true
end
- if replace then
- -- so far we never entered this branch
- while replace do
- if seq[n][getchar(replace)] then
- n = n + 1
- replace = getnext(replace)
- if n > l then
- break
- end
- else
- notmatchreplace[last] = true
- match = not notmatchpre[last]
+ else
+ notmatchpre[last] = true
+ end
+ if replace then
+ -- so far we never entered this branch
+ while replace do
+ if seq[n][getchar(replace)] then
+ n = n + 1
+ replace = getnext(replace)
+ if n > l then
break
end
+ else
+ notmatchreplace[last] = true
+ match = not notmatchpre[last]
+ break
end
- match = not notmatchpre[last]
end
- -- maybe only if match
- last = getnext(last)
- else
- match = false
- break
+ match = not notmatchpre[last]
end
+ -- maybe only if match
+ last = getnext(last)
else
match = false
break
end
+ else
+ match = false
+ break
end
end
end
@@ -2509,7 +2444,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
end
if match then
- -- can lookups be of a different type ?
+ -- Can lookups be of a different type?
local diskchain = diskseen or sweepnode
if trace_contexts then
local rule = ck[1]
@@ -2523,8 +2458,12 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
local chainlookups = ck[6]
if chainlookups then
local nofchainlookups = #chainlookups
- -- we can speed this up if needed
- if nofchainlookups == 1 then
+ -- Lookups can be like { 1, false, 3 } or { false, 2 } or basically anything and
+ -- #lookups can be less than #current
+ if size == 1 then
+ -- if nofchainlookups > size then
+ -- -- bad rules
+ -- end
local chainlookup = chainlookups[1]
local chainkind = chainlookup.type
local chainproc = chainprocs[chainkind]
@@ -2542,8 +2481,16 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
logprocess("%s: %s is not yet supported (1)",cref(dataset,sequence),chainkind)
end
else
+ -- See LookupType 5: Contextual Substitution Subtable. Now it becomes messy. The
+ -- easiest case is where #current maps on #lookups i.e. one-to-one. But what if
+ -- we have a ligature. Cf the spec we then need to advance one character but we
+ -- really need to test it as there are fonts out there that are fuzzy and have
+ -- too many lookups:
+ --
+ -- U+1105 U+119E U+1105 U+119E : sourcehansansklight: script=hang ccmp=yes
+ --
local i = 1
- while start and true do
+ while start do
if skipped then
while start do -- todo: use properties
local char = getchar(start)
@@ -2560,12 +2507,8 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
end
end
- -- see remark in ms standard under : LookupType 5: Contextual Substitution Subtable
- local chainlookup = chainlookups[1] -- should be i when they can be different
- if not chainlookup then
- -- we just advance
- i = i + 1 -- shouldn't that be #current
- else
+ local chainlookup = chainlookups[i]
+ if chainlookup then
local chainkind = chainlookup.type
local chainproc = chainprocs[chainkind]
if chainproc then
@@ -2578,29 +2521,18 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
-- messy since last can be changed !
if ok then
done = true
- if n and n > 1 then
- -- we have a ligature (cf the spec we advance one but we really need to test it
- -- as there are fonts out there that are fuzzy and have too many lookups:
- --
- -- U+1105 U+119E U+1105 U+119E : sourcehansansklight: script=hang ccmp=yes
- --
- if i + n > nofchainlookups then
- -- if trace_contexts then
- -- logprocess("%s: quitting lookups",cref(dataset,sequence))
- -- end
- break
- else
- -- we need to carry one
- end
+ if n and n > 1 and i + n > nofchainlookups then
+ -- this is a safeguard, we just ignore the rest of the lookups
+ break
end
end
else
-- actually an error
logprocess("%s: %s is not yet supported (2)",cref(dataset,sequence),chainkind)
end
- i = i + 1
end
- if i > nofchainlookups or not start then
+ i = i + 1
+ if i > size or not start then
break
elseif start then
start = getnext(start)
@@ -2608,6 +2540,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
end
else
+ -- todo: needs checking for holes in the replacements
local replacements = ck[7]
if replacements then
head, start, done = reversesub(head,start,last,dataset,sequence,replacements,rlmode)
diff --git a/src/fontloader/misc/fontloader-font-oup.lua b/src/fontloader/misc/fontloader-font-oup.lua
index e2d209a..571c69f 100644
--- a/src/fontloader/misc/fontloader-font-oup.lua
+++ b/src/fontloader/misc/fontloader-font-oup.lua
@@ -1302,7 +1302,8 @@ function readers.pack(data)
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 -- can have holes
+ local r = rule.lookups if r then rule.lookups = pack_mixed (r) end
+ local r = rule.replacements if r then rule.replacements = pack_flat (r) end
end
end
end
@@ -1703,9 +1704,16 @@ function readers.unpack(data)
end
end
end
+ local lookups = rule.lookups
+ if lookups then
+ local tv = tables[lookups]
+ if tv then
+ rule.lookups = tv
+ end
+ end
local replacements = rule.replacements
if replacements then
- local tv = tables[replace]
+ local tv = tables[replacements]
if tv then
rule.replacements = tv
end
@@ -2171,6 +2179,7 @@ function readers.expand(data)
local lookups = rule.lookups or false
local subtype = nil
if lookups then
+ -- is now indexed
for k, v in next, lookups do
local lookup = sublookups[v]
if lookup then
diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua
index 6f96d97..9785988 100644
--- a/src/fontloader/runtime/fontloader-reference.lua
+++ b/src/fontloader/runtime/fontloader-reference.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 : 06/13/16 17:00:29
+-- merge date : 06/15/16 20:18:05
do -- begin closure to overcome local limits and interference
@@ -11479,6 +11479,25 @@ local function covered(subset,all)
end
return used
end
+local function readlookuparray(f,noflookups)
+ local lookups={}
+ if noflookups>0 then
+ local length=0
+ for i=1,noflookups do
+ local index=readushort(f)+1
+ if index>length then
+ length=index
+ end
+ lookups[index]=readushort(f)+1
+ end
+ for index=1,length do
+ if not lookups[index] then
+ lookups[index]=false
+ end
+ end
+ end
+ return lookups
+end
local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what)
local tableoffset=lookupoffset+offset
setposition(f,tableoffset)
@@ -11503,10 +11522,7 @@ local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,n
for i=2,nofcurrent do
current[i]={ readushort(f) }
end
- local lookups={}
- for i=1,noflookups do
- lookups[readushort(f)+1]=readushort(f)+1
- end
+ local lookups=readlookuparray(f,noflookups)
rules[#rules+1]={
current=current,
lookups=lookups
@@ -11547,10 +11563,7 @@ local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,n
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
+ local lookups=readlookuparray(f,noflookups)
rules[#rules+1]={
current=current,
lookups=lookups
@@ -11574,10 +11587,7 @@ local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,n
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
+ local lookups=readlookuparray(f,noflookups)
current=readcoveragearray(f,tableoffset,current,true)
return {
format="coverage",
@@ -11632,10 +11642,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
end
end
local noflookups=readushort(f)
- local lookups={}
- for i=1,noflookups do
- lookups[readushort(f)+1]=readushort(f)+1
- end
+ local lookups=readlookuparray(f,noflookups)
rules[#rules+1]={
before=before,
current=current,
@@ -11700,10 +11707,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
end
end
local noflookups=readushort(f)
- local lookups={}
- for i=1,noflookups do
- lookups[readushort(f)+1]=readushort(f)+1
- end
+ local lookups=readlookuparray(f,noflookups)
rules[#rules+1]={
before=before,
current=current,
@@ -11731,10 +11735,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
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
+ local lookups=readlookuparray(f,noflookups)
before=readcoveragearray(f,tableoffset,before,true)
current=readcoveragearray(f,tableoffset,current,true)
after=readcoveragearray(f,tableoffset,after,true)
@@ -12629,41 +12630,47 @@ do
report_issue(i,what,sequence,"empty")
rule.lookups=nil
else
- for index,lookupid in sortedhash(rlookups) do
- local h=sublookuphash[lookupid]
- if not h then
- local lookup=lookups[lookupid]
- if lookup then
- local d=lookup.done
- if d then
- nofsublookups=nofsublookups+1
- 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
+ local length=#rlookups
+ for index=1,length do
+ local lookupid=rlookups[index]
+ if lookupid then
+ local h=sublookuphash[lookupid]
+ if not h then
+ local lookup=lookups[lookupid]
+ if lookup then
+ local d=lookup.done
+ if d then
+ nofsublookups=nofsublookups+1
+ 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
+ report_issue(i,what,sequence,"missing")
+ rule.lookups=nil
+ break
+ end
else
- report_issue(i,what,sequence,"missing")
+ report_issue(i,what,sequence,"bad")
rule.lookups=nil
break
end
else
- report_issue(i,what,sequence,"bad")
- rule.lookups=nil
- break
+ sublookupcheck[lookupid]=sublookupcheck[lookupid]+1
end
+ rlookups[index]=h or false
else
- sublookupcheck[lookupid]=sublookupcheck[lookupid]+1
+ rlookups[index]=false
end
- rlookups[index]=h
end
end
end
@@ -14486,7 +14493,8 @@ function readers.pack(data)
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_mixed (r) end
+ local r=rule.replacements if r then rule.replacements=pack_flat (r) end
end
end
end
@@ -14830,9 +14838,16 @@ function readers.unpack(data)
end
end
end
+ local lookups=rule.lookups
+ if lookups then
+ local tv=tables[lookups]
+ if tv then
+ rule.lookups=tv
+ end
+ end
local replacements=rule.replacements
if replacements then
- local tv=tables[replace]
+ local tv=tables[replacements]
if tv then
rule.replacements=tv
end
@@ -15348,7 +15363,7 @@ local trace_defining=false registertracker("fonts.defining",function(v) trace_de
local report_otf=logs.reporter("fonts","otf loading")
local fonts=fonts
local otf=fonts.handlers.otf
-otf.version=3.022
+otf.version=3.023
otf.cache=containers.define("fonts","otl",otf.version,true)
otf.svgcache=containers.define("fonts","svg",otf.version,true)
otf.pdfcache=containers.define("fonts","pdf",otf.version,true)
@@ -15901,7 +15916,7 @@ local function getgsub(tfmdata,k,kind,value)
end
otf.getgsub=getgsub
function otf.getsubstitution(tfmdata,k,kind,value)
- local found,kind=getgsub(tfmdata,k,kind)
+ local found,kind=getgsub(tfmdata,k,kind,value)
if not found then
elseif kind=="gsub_single" then
return found
@@ -18149,6 +18164,7 @@ local free_node=nuts.free
local end_of_math=nuts.end_of_math
local traverse_nodes=nuts.traverse
local traverse_id=nuts.traverse_id
+local remove_node=nuts.remove
local setmetatableindex=table.setmetatableindex
local zwnj=0x200C
local zwj=0x200D
@@ -19022,7 +19038,7 @@ function chainprocs.gsub_multiple(head,start,stop,dataset,sequence,currentlookup
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])
+ return multiple_glyphs(head,start,replacement,sequence.flags[1])
end
return head,start,false
end
@@ -19750,6 +19766,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
local ck=contexts[k]
local seq=ck[3]
local s=#seq
+ local size=1
if s==1 then
local char=ischar(current,currentfont)
if char then
@@ -19758,44 +19775,33 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
else
local f=ck[4]
local l=ck[5]
- if f==1 and f==l then
- else
- if f==l then
- else
- local discfound=nil
- local n=f+1
- last=getnext(last)
- while n<=l do
- if not last and (sweeptype=="post" or sweeptype=="replace") then
- last=getnext(sweepnode)
- sweeptype=nil
- end
- if last then
- 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
+ size=l-f+1
+ if size>1 then
+ local discfound=nil
+ local n=f+1
+ last=getnext(last)
+ while n<=l do
+ if not last and (sweeptype=="post" or sweeptype=="replace") then
+ last=getnext(sweepnode)
+ sweeptype=nil
+ end
+ if last then
+ 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
@@ -19805,7 +19811,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
break
end
- elseif char==false then
+ else
if discfound then
notmatchreplace[discfound]=true
match=not notmatchpre[discfound]
@@ -19813,58 +19819,66 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
match=false
end
break
- elseif id==disc_code then
- diskseen=true
- discfound=last
- notmatchpre[last]=nil
- notmatchpost[last]=true
- notmatchreplace[last]=nil
- local pre,post,replace=getdisc(last)
- if pre then
- local n=n
- while pre do
- if seq[n][getchar(pre)] then
- n=n+1
- pre=getnext(pre)
- if n>l then
- break
- end
- else
- notmatchpre[last]=true
+ end
+ 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
+ notmatchpre[last]=nil
+ notmatchpost[last]=true
+ notmatchreplace[last]=nil
+ local pre,post,replace=getdisc(last)
+ if pre then
+ local n=n
+ while pre do
+ if seq[n][getchar(pre)] then
+ n=n+1
+ pre=getnext(pre)
+ if n>l then
break
end
- end
- if n<=l then
+ else
notmatchpre[last]=true
+ break
end
- else
+ end
+ if n<=l then
notmatchpre[last]=true
end
- if replace then
- while replace do
- if seq[n][getchar(replace)] then
- n=n+1
- replace=getnext(replace)
- if n>l then
- break
- end
- else
- notmatchreplace[last]=true
- match=not notmatchpre[last]
+ else
+ notmatchpre[last]=true
+ end
+ if replace then
+ while replace do
+ if seq[n][getchar(replace)] then
+ n=n+1
+ replace=getnext(replace)
+ if n>l then
break
end
+ else
+ notmatchreplace[last]=true
+ match=not notmatchpre[last]
+ break
end
- match=not notmatchpre[last]
end
- last=getnext(last)
- else
- match=false
- break
+ match=not notmatchpre[last]
end
+ last=getnext(last)
else
match=false
break
end
+ else
+ match=false
+ break
end
end
end
@@ -20133,7 +20147,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
local chainlookups=ck[6]
if chainlookups then
local nofchainlookups=#chainlookups
- if nofchainlookups==1 then
+ if size==1 then
local chainlookup=chainlookups[1]
local chainkind=chainlookup.type
local chainproc=chainprocs[chainkind]
@@ -20152,7 +20166,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
else
local i=1
- while start and true do
+ while start do
if skipped then
while start do
local char=getchar(start)
@@ -20169,10 +20183,8 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
end
end
- local chainlookup=chainlookups[1]
- if not chainlookup then
- i=i+1
- else
+ local chainlookup=chainlookups[i]
+ if chainlookup then
local chainkind=chainlookup.type
local chainproc=chainprocs[chainkind]
if chainproc then
@@ -20184,19 +20196,16 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
if ok then
done=true
- if n and n>1 then
- if i+n>nofchainlookups then
- break
- else
- end
+ if n and n>1 and i+n>nofchainlookups then
+ break
end
end
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
+ i=i+1
+ if i>size or not start then
break
elseif start then
start=getnext(start)
@@ -23108,6 +23117,7 @@ if not modules then modules={} end modules ['font-ocl']={
copyright="PRAGMA ADE / ConTeXt Development Team",
license="see context related readme files"
}
+local tostring,next=tostring,next
local formatters=string.formatters
local otf=fonts.handlers.otf
local f_color_start=formatters["pdf:direct: %f %f %f rg"]
@@ -23226,30 +23236,47 @@ do
end
if context and xml.convert then
local report_svg=logs.reporter("fonts","svg conversion")
+ local xmlconvert=xml.convert
+ local xmlfirst=xml.first
+ local loaddata=io.loaddata
+ local savedata=io.savedata
+ local remove=os.remove
function otfsvg.topdf(svgshapes)
- local svgfile="temp-otf-svg-shape.svg"
- local pdffile="temp-otf-svg-shape.pdf"
- local command="inkscape "..svgfile.." --export-pdf="..pdffile
- local testrun=false
+ local inkscape=io.popen("inkscape --shell 2>&1","w")
local pdfshapes={}
local nofshapes=#svgshapes
+ local f_svgfile=formatters["temp-otf-svg-shape-%i.svg"]
+ local f_pdffile=formatters["temp-otf-svg-shape-%i.pdf"]
+ local f_convert=formatters["%s --export-pdf=%s\n"]
report_svg("processing %i svg containers",nofshapes)
+ statistics.starttiming()
for i=1,nofshapes do
local entry=svgshapes[i]
for j=entry.first,entry.last do
- local svg=xml.convert(entry.data)
- local data=xml.first(svg,"/svg[@id='glyph"..j.."']")
- io.savedata(svgfile,tostring(data))
- report_svg("processing svg shape of glyph %i in container %i",j,i)
- os.execute(command)
- pdfshapes[j]=io.loaddata(pdffile)
- end
- if testrun and i>testrun then
- report_svg("quiting test run")
- break
- end
- end
- os.remove(svgfile)
+ local svg=xmlconvert(entry.data)
+ local root=svg and xmlfirst(svg,"/svg[@id='glyph"..j.."']")
+ local data=root and tostring(root)
+ if data and data~="" then
+ local svgfile=f_svgfile(j)
+ local pdffile=f_pdffile(j)
+ savedata(svgfile,data)
+ inkscape:write(f_convert(svgfile,pdffile))
+ pdfshapes[j]=true
+ end
+ end
+ end
+ inkscape:write("quit\n")
+ inkscape:close()
+ report_svg("processing %i pdf results",nofshapes)
+ for i in next,pdfshapes do
+ local svgfile=f_svgfile(i)
+ local pdffile=f_pdffile(i)
+ pdfshapes[i]=loaddata(pdffile)
+ remove(svgfile)
+ remove(pdffile)
+ end
+ statistics.stoptiming()
+ report_svg("conversion time: %0.3f",statistics.elapsedtime())
return pdfshapes
end
else
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 05:36:43 +0000