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authorPhilipp Gesang <phg42.2a@gmail.com>2014-12-22 16:42:02 +0100
committerPhilipp Gesang <phg42.2a@gmail.com>2014-12-22 16:42:02 +0100
commit3a5009d6feedc1a4c4e5a8d61c7e67b9c35399fa (patch)
tree299468068c249d5e8edf663687b3d17c35bc342c /src/fontloader/runtime/fontloader-fontloader.lua
parentd2a1af0a62a2540c8b88345b8d1e84ba61a8a49f (diff)
downloadluaotfload-3a5009d6feedc1a4c4e5a8d61c7e67b9c35399fa.tar.gz
[fontloader] sync with Context as of 2014-12-22
Diffstat (limited to 'src/fontloader/runtime/fontloader-fontloader.lua')
-rw-r--r--src/fontloader/runtime/fontloader-fontloader.lua1204
1 files changed, 838 insertions, 366 deletions
diff --git a/src/fontloader/runtime/fontloader-fontloader.lua b/src/fontloader/runtime/fontloader-fontloader.lua
index f11a74c..96a7dd3 100644
--- a/src/fontloader/runtime/fontloader-fontloader.lua
+++ b/src/fontloader/runtime/fontloader-fontloader.lua
@@ -1,6 +1,6 @@
-- merged file : luatex-fonts-merged.lua
-- parent file : luatex-fonts.lua
--- merge date : 12/11/14 12:02:53
+-- merge date : 12/21/14 22:25:48
do -- begin closure to overcome local limits and interference
@@ -3889,8 +3889,6 @@ nodes.set_attribute=node.set_attribute
nodes.unset_attribute=node.unset_attribute
nodes.protect_glyphs=node.protect_glyphs
nodes.unprotect_glyphs=node.unprotect_glyphs
-nodes.kerning=node.kerning
-nodes.ligaturing=node.ligaturing
nodes.mlist_to_hlist=node.mlist_to_hlist
local direct=node.direct
local nuts={}
@@ -3917,8 +3915,12 @@ nuts.insert_before=direct.insert_before
nuts.insert_after=direct.insert_after
nuts.delete=direct.delete
nuts.copy=direct.copy
+nuts.copy_list=direct.copy_list
nuts.tail=direct.tail
nuts.flush_list=direct.flush_list
+nuts.free=direct.free
+nuts.remove=direct.remove
+nuts.is_node=direct.is_node
nuts.end_of_math=direct.end_of_math
nuts.traverse=direct.traverse
nuts.traverse_id=direct.traverse_id
@@ -8730,6 +8732,7 @@ actions["reorganize glyph lookups"]=function(data,filename,raw)
end
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
@@ -8738,14 +8741,32 @@ actions["reorganize glyph anchors"]=function(data,filename,raw)
for class,data in next,anchors do
if class=="baselig" then
for tag,specification in next,data do
- for i=1,#specification do
- local si=specification[i]
- specification[i]={ si.x or 0,si.y or 0 }
+ 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
- data[tag]={ specification.x or 0,specification.y or 0 }
+ 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
end
end
@@ -9819,17 +9840,19 @@ end -- closure
do -- begin closure to overcome local limits and interference
-if not modules then modules={} end modules ['node-inj']={
+if not modules then modules={} end modules ['font-inj']={
version=1.001,
- comment="companion to node-ini.mkiv",
+ comment="companion to font-lib.mkiv",
author="Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright="PRAGMA ADE / ConTeXt Development Team",
license="see context related readme files",
}
-local next=next
+if not nodes.properties then return end
+local next,rawget=next,rawget
local utfchar=utf.char
-local trace_injections=false trackers.register("nodes.injections",function(v) trace_injections=v end)
-local report_injections=logs.reporter("nodes","injections")
+local trace_injections=false trackers.register("fonts.injections",function(v) trace_injections=v end)
+local report_injections=logs.reporter("fonts","injections")
+report_injections("using experimental injector")
local attributes,nodes,node=attributes,nodes,node
fonts=fonts
local fontdata=fonts.hashes.identifiers
@@ -9837,6 +9860,7 @@ nodes.injections=nodes.injections or {}
local injections=nodes.injections
local nodecodes=nodes.nodecodes
local glyph_code=nodecodes.glyph
+local disc_code=nodecodes.disc
local kern_code=nodecodes.kern
local nuts=nodes.nuts
local nodepool=nuts.pool
@@ -9844,149 +9868,316 @@ local newkern=nodepool.kern
local tonode=nuts.tonode
local tonut=nuts.tonut
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 getfont=nuts.getfont
local getsubtype=nuts.getsubtype
local getchar=nuts.getchar
-local setfield=nuts.setfield
-local setattr=nuts.setattr
local traverse_id=nuts.traverse_id
local insert_node_before=nuts.insert_before
local insert_node_after=nuts.insert_after
-local a_kernpair=attributes.private('kernpair')
-local a_ligacomp=attributes.private('ligacomp')
-local a_markbase=attributes.private('markbase')
-local a_markmark=attributes.private('markmark')
-local a_markdone=attributes.private('markdone')
-local a_cursbase=attributes.private('cursbase')
-local a_curscurs=attributes.private('curscurs')
-local a_cursdone=attributes.private('cursdone')
-local unsetvalue=attributes.unsetvalue
+local find_tail=nuts.tail
+local properties=nodes.properties.data
function injections.installnewkern(nk)
newkern=nk or newkern
end
-local cursives={}
-local marks={}
-local kerns={}
+local nofregisteredkerns=0
+local nofregisteredpairs=0
+local nofregisteredmarks=0
+local nofregisteredcursives=0
+local keepregisteredcounts=false
+function injections.keepcounts()
+ keepregisteredcounts=true
+end
+function injections.resetcounts()
+ nofregisteredkerns=0
+ nofregisteredpairs=0
+ nofregisteredmarks=0
+ nofregisteredcursives=0
+ keepregisteredcounts=false
+end
function injections.reset(n)
+ local p=rawget(properties,start)
+ if p and p.injections then
+ p.injections=nil
+ end
end
function injections.setligaindex(n,index)
- setattr(n,a_ligacomp,index)
+ local p=rawget(properties,n)
+ if p then
+ local i=p.injections
+ if i then
+ i.ligaindex=index
+ else
+ p.injections={
+ ligaindex=index
+ }
+ end
+ else
+ properties[n]={
+ injections={
+ ligaindex=index
+ }
+ }
+ end
end
function injections.getligaindex(n,default)
- return getattr(n,a_ligacomp) or default
+ local p=rawget(properties,n)
+ if p then
+ p=p.injections
+ if p then
+ return p.ligaindex or default
+ end
+ end
+ return default
end
-function injections.setcursive(start,nxt,factor,rlmode,exit,entry,tfmstart,tfmnext)
- local dx,dy=factor*(exit[1]-entry[1]),factor*(exit[2]-entry[2])
+function injections.setcursive(start,nxt,factor,rlmode,exit,entry,tfmstart,tfmnext)
+ local dx=factor*(exit[1]-entry[1])
+ local dy=-factor*(exit[2]-entry[2])
local ws,wn=tfmstart.width,tfmnext.width
- local bound=#cursives+1
- setattr(start,a_cursbase,bound)
- setattr(nxt,a_curscurs,bound)
- cursives[bound]={ rlmode,dx,dy,ws,wn }
- return dx,dy,bound
-end
-function injections.setpair(current,factor,rlmode,r2lflag,spec,tfmchr)
- local x,y,w,h=factor*spec[1],factor*spec[2],factor*spec[3],factor*spec[4]
- if x~=0 or w~=0 or y~=0 or h~=0 then
- local bound=getattr(current,a_kernpair)
- if bound then
- local kb=kerns[bound]
- kb[2],kb[3],kb[4],kb[5]=(kb[2] or 0)+x,(kb[3] or 0)+y,(kb[4] or 0)+w,(kb[5] or 0)+h
+ nofregisteredcursives=nofregisteredcursives+1
+ if rlmode<0 then
+ dx=-(dx+wn)
+ else
+ dx=dx-ws
+ end
+ local p=rawget(properties,start)
+ if p then
+ local i=p.injections
+ if i then
+ i.cursiveanchor=true
+ else
+ p.injections={
+ cursiveanchor=true,
+ }
+ end
+ else
+ properties[start]={
+ injections={
+ cursiveanchor=true,
+ },
+ }
+ end
+ local p=rawget(properties,nxt)
+ if p then
+ local i=p.injections
+ if i then
+ i.cursivex=dx
+ i.cursivey=dy
else
- bound=#kerns+1
- setattr(current,a_kernpair,bound)
- kerns[bound]={ rlmode,x,y,w,h,r2lflag,tfmchr.width }
+ p.injections={
+ cursivex=dx,
+ cursivey=dy,
+ }
end
- return x,y,w,h,bound
+ else
+ properties[nxt]={
+ injections={
+ cursivex=dx,
+ cursivey=dy,
+ },
+ }
+ end
+ return dx,dy,nofregisteredcursives
+end
+function injections.setpair(current,factor,rlmode,r2lflag,spec,injection)
+ local x,y,w,h=factor*spec[1],factor*spec[2],factor*spec[3],factor*spec[4]
+ if x~=0 or w~=0 or y~=0 or h~=0 then
+ local yoffset=y-h
+ local leftkern=x
+ local rightkern=w-x
+ if leftkern~=0 or rightkern~=0 or yoffset~=0 then
+ nofregisteredpairs=nofregisteredpairs+1
+ if rlmode and rlmode<0 then
+ leftkern,rightkern=rightkern,leftkern
+ end
+ local p=rawget(properties,current)
+ if p then
+ local i=p.injections
+ if i then
+ if leftkern~=0 or rightkern~=0 then
+ i.leftkern=i.leftkern or 0+leftkern
+ i.rightkern=i.rightkern or 0+rightkern
+ end
+ if yoffset~=0 then
+ i.yoffset=i.yoffset or 0+yoffset
+ end
+ elseif leftkern~=0 or rightkern~=0 then
+ p.injections={
+ leftkern=leftkern,
+ rightkern=rightkern,
+ yoffset=yoffset,
+ }
+ else
+ p.injections={
+ yoffset=yoffset,
+ }
+ end
+ elseif leftkern~=0 or rightkern~=0 then
+ properties[current]={
+ injections={
+ leftkern=leftkern,
+ rightkern=rightkern,
+ yoffset=yoffset,
+ },
+ }
+ else
+ properties[current]={
+ injections={
+ yoffset=yoffset,
+ },
+ }
+ end
+ return x,y,w,h,nofregisteredpairs
+ end
end
return x,y,w,h
end
-function injections.setkern(current,factor,rlmode,x,tfmchr)
+function injections.setkern(current,factor,rlmode,x,injection)
local dx=factor*x
if dx~=0 then
- local bound=#kerns+1
- setattr(current,a_kernpair,bound)
- kerns[bound]={ rlmode,dx }
- return dx,bound
+ nofregisteredkerns=nofregisteredkerns+1
+ local p=rawget(properties,current)
+ if not injection then
+ injection="injections"
+ end
+ if p then
+ local i=p[injection]
+ if i then
+ i.leftkern=dx+i.leftkern or 0
+ else
+ p[injection]={
+ leftkern=dx,
+ }
+ end
+ else
+ properties[current]={
+ [injection]={
+ leftkern=dx,
+ },
+ }
+ end
+ return dx,nofregisteredkerns
else
return 0,0
end
end
-function injections.setmark(start,base,factor,rlmode,ba,ma)
+function injections.setmark(start,base,factor,rlmode,ba,ma,tfmbase)
local dx,dy=factor*(ba[1]-ma[1]),factor*(ba[2]-ma[2])
- local bound=getattr(base,a_markbase)
- local index=1
- if bound then
- local mb=marks[bound]
- if mb then
- index=#mb+1
- mb[index]={ dx,dy,rlmode }
- setattr(start,a_markmark,bound)
- setattr(start,a_markdone,index)
- return dx,dy,bound
+ nofregisteredmarks=nofregisteredmarks+1
+ if rlmode>=0 then
+ dx=tfmbase.width-dx
+ end
+ local p=rawget(properties,start)
+ if p then
+ local i=p.injections
+ if i then
+ i.markx=dx
+ i.marky=dy
+ i.markdir=rlmode or 0
+ i.markbase=nofregisteredmarks
+ i.markbasenode=base
else
- report_injections("possible problem, %U is base mark without data (id %a)",getchar(base),bound)
+ p.injections={
+ markx=dx,
+ marky=dy,
+ markdir=rlmode or 0,
+ markbase=nofregisteredmarks,
+ markbasenode=base,
+ }
end
+ else
+ properties[start]={
+ injections={
+ markx=dx,
+ marky=dy,
+ markdir=rlmode or 0,
+ markbase=nofregisteredmarks,
+ markbasenode=base,
+ },
+ }
end
- index=index or 1
- bound=#marks+1
- setattr(base,a_markbase,bound)
- setattr(start,a_markmark,bound)
- setattr(start,a_markdone,index)
- marks[bound]={ [index]={ dx,dy,rlmode } }
- return dx,dy,bound
+ return dx,dy,nofregisteredmarks
end
local function dir(n)
return (n and n<0 and "r-to-l") or (n and n>0 and "l-to-r") or "unset"
end
-local function trace(head)
- report_injections("begin run")
- for n in traverse_id(glyph_code,head) do
- if getsubtype(n)<256 then
- local kp=getattr(n,a_kernpair)
- local mb=getattr(n,a_markbase)
- local mm=getattr(n,a_markmark)
- local md=getattr(n,a_markdone)
- local cb=getattr(n,a_cursbase)
- local cc=getattr(n,a_curscurs)
- local char=getchar(n)
- report_injections("font %s, char %U, glyph %c",getfont(n),char,char)
- if kp then
- local k=kerns[kp]
- if k[3] then
- report_injections(" pairkern: dir %a, x %p, y %p, w %p, h %p",dir(k[1]),k[2],k[3],k[4],k[5])
- else
- report_injections(" kern: dir %a, dx %p",dir(k[1]),k[2])
+local function showchar(n,nested)
+ local char=getchar(n)
+ report_injections("%wfont %s, char %U, glyph %c",nested and 2 or 0,getfont(n),char,char)
+end
+local function show(n,what,nested,symbol)
+ if n then
+ local p=rawget(properties,n)
+ if p then
+ local p=p[what]
+ if p then
+ local leftkern=p.leftkern or 0
+ local rightkern=p.rightkern or 0
+ local yoffset=p.yoffset or 0
+ local markx=p.markx or 0
+ local marky=p.marky or 0
+ local markdir=p.markdir or 0
+ local markbase=p.markbase or 0
+ local cursivex=p.cursivex or 0
+ local cursivey=p.cursivey or 0
+ local ligaindex=p.ligaindex or 0
+ local margin=nested and 4 or 2
+ if rightkern~=0 or yoffset~=0 then
+ report_injections("%w%s pair: lx %p, rx %p, dy %p",margin,symbol,leftkern,rightkern,yoffset)
+ elseif leftkern~=0 then
+ report_injections("%w%s kern: dx %p",margin,symbol,leftkern)
end
- end
- if mb then
- report_injections(" markbase: bound %a",mb)
- end
- if mm then
- local m=marks[mm]
- if mb then
- local m=m[mb]
- if m then
- report_injections(" markmark: bound %a, index %a, dx %p, dy %p",mm,md,m[1],m[2])
- else
- report_injections(" markmark: bound %a, missing index",mm)
- end
- else
- m=m[1]
- report_injections(" markmark: bound %a, dx %p, dy %p",mm,m and m[1],m and m[2])
+ if markx~=0 or marky~=0 or markbase~=0 then
+ report_injections("%w%s mark: dx %p, dy %p, dir %s, base %s",margin,symbol,markx,marky,markdir,markbase~=0 and "yes" or "no")
+ end
+ if cursivex~=0 or cursivey~=0 then
+ report_injections("%w%s curs: dx %p, dy %p",margin,symbol,cursivex,cursivey)
+ end
+ if ligaindex~=0 then
+ report_injections("%w%s liga: index %i",margin,symbol,ligaindex)
end
end
- if cb then
- report_injections(" cursbase: bound %a",cb)
+ end
+ end
+end
+local function showsub(n,what,where)
+ report_injections("begin subrun: %s",where)
+ for n in traverse_id(glyph_code,n) do
+ showchar(n,where)
+ show(n,what,where," ")
+ end
+ report_injections("end subrun")
+end
+local function trace(head)
+ report_injections("begin run: %s kerns, %s pairs, %s marks and %s cursives registered",
+ nofregisteredkerns,nofregisteredpairs,nofregisteredmarks,nofregisteredcursives)
+ local n=head
+ while n do
+ local id=getid(n)
+ if id==glyph_code then
+ showchar(n)
+ show(n,"injections",false," ")
+ show(n,"preinjections",false,"<")
+ show(n,"postinjections",false,">")
+ show(n,"replaceinjections",false,"=")
+ elseif id==disc_code then
+ local pre=getfield(n,"pre")
+ local post=getfield(n,"post")
+ local replace=getfield(n,"replace")
+ if pre then
+ showsub(pre,"preinjections","pre")
+ end
+ if post then
+ showsub(post,"postinjections","post")
end
- if cc then
- local c=cursives[cc]
- report_injections(" curscurs: bound %a, dir %a, dx %p, dy %p",cc,dir(c[1]),c[2],c[3])
+ if replace then
+ showsub(replace,"replaceinjections","replace")
end
end
+ n=getnext(n)
end
report_injections("end run")
end
@@ -10009,298 +10200,553 @@ local function show_result(head)
current=getnext(current)
end
end
-function injections.handler(head,where,keep)
- head=tonut(head)
- local has_marks,has_cursives,has_kerns=next(marks),next(cursives),next(kerns)
- if has_marks or has_cursives then
- if trace_injections then
- trace(head)
- end
- local done,ky,rl,valid,cx,wx,mk,nofvalid=false,{},{},{},{},{},{},0
- if has_kerns then
- local nf,tm=nil,nil
- for n in traverse_id(glyph_code,head) do
- if getsubtype(n)<256 then
- nofvalid=nofvalid+1
- valid[nofvalid]=n
- local f=getfont(n)
- if f~=nf then
- nf=f
- tm=fontdata[nf].resources.marks
+local function collect_glyphs_1(head)
+ local glyphs,nofglyphs={},0
+ local marks,nofmarks={},0
+ local nf,tm=nil,nil
+ for n in traverse_id(glyph_code,head) do
+ if getsubtype(n)<256 then
+ local pn=rawget(properties,n)
+ if pn then
+ pn=pn.injections
+ end
+ local f=getfont(n)
+ if f~=nf then
+ nf=f
+ tm=fontdata[nf].resources.marks
+ end
+ if tm and tm[getchar(n)] then
+ nofmarks=nofmarks+1
+ marks[nofmarks]=n
+ else
+ nofglyphs=nofglyphs+1
+ glyphs[nofglyphs]=n
+ end
+ if pn then
+ local yoffset=pn.yoffset
+ if yoffset and yoffset~=0 then
+ setfield(n,"yoffset",yoffset)
+ end
+ end
+ end
+ end
+ return glyphs,nofglyphs,marks,nofmarks
+end
+local function collect_glyphs_2(head)
+ local glyphs,nofglyphs={},0
+ local marks,nofmarks={},0
+ local nf,tm=nil,nil
+ for n in traverse_id(glyph_code,head) do
+ if getsubtype(n)<256 then
+ local f=getfont(n)
+ if f~=nf then
+ nf=f
+ tm=fontdata[nf].resources.marks
+ end
+ if tm and tm[getchar(n)] then
+ nofmarks=nofmarks+1
+ marks[nofmarks]=n
+ else
+ nofglyphs=nofglyphs+1
+ glyphs[nofglyphs]=n
+ end
+ end
+ end
+ return glyphs,nofglyphs,marks,nofmarks
+end
+local function inject_marks(marks,nofmarks)
+ for i=1,nofmarks do
+ local n=marks[i]
+ local pn=rawget(properties,n)
+ if pn then
+ pn=pn.injections
+ end
+ if pn then
+ local p=pn.markbasenode
+ if p then
+ local px=getfield(p,"xoffset")
+ local ox=0
+ local pp=rawget(properties,p)
+ local rightkern=pp and pp.rightkern
+ if rightkern then
+ if pn.markdir<0 then
+ ox=px-pn.markx-rightkern
+ else
+ ox=px-pn.markx-pp.leftkern
+ 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
+ setfield(n,"xoffset",ox)
+ local py=getfield(p,"yoffset")
+ local oy=0
+ if marks[p] then
+ oy=py+pn.marky
+ else
+ oy=getfield(n,"yoffset")+py+pn.marky
end
- if tm then
- mk[n]=tm[getchar(n)]
+ setfield(n,"yoffset",oy)
+ else
+ end
+ end
+ end
+end
+local function inject_cursives(glyphs,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=pn.injections
+ 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
end
- local k=getattr(n,a_kernpair)
- if k then
- local kk=kerns[k]
- if kk then
- local x,y,w,h=kk[2] or 0,kk[3] or 0,kk[4] or 0,kk[5] or 0
- local dy=y-h
- if dy~=0 then
- ky[n]=dy
- end
- if w~=0 or x~=0 then
- wx[n]=kk
- end
- rl[n]=kk[1]
+ if lastanchor then
+ if maxc==0 then
+ minc=lastanchor
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
- else
- local nf,tm=nil,nil
- for n in traverse_id(glyph_code,head) do
- if getsubtype(n)<256 then
- nofvalid=nofvalid+1
- valid[nofvalid]=n
- local f=getfont(n)
- if f~=nf then
- nf=f
- tm=fontdata[nf].resources.marks
- end
- if tm then
- mk[n]=tm[getchar(n)]
+ 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)
+ end
+ maxc=0
+ cursiveanchor=nil
+ lastanchor=nil
end
- if nofvalid>0 then
- local cx={}
- if has_kerns and next(ky) then
- for n,k in next,ky do
- setfield(n,"yoffset",k)
- 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,glyphs,nofglyphs)
+ for i=1,#glyphs do
+ local n=glyphs[i]
+ local pn=rawget(properties,n)
+ if pn then
+ pn=pn.injections
+ end
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ insert_node_before(head,n,newkern(leftkern))
end
- if has_cursives then
- local p_cursbase,p=nil,nil
- local t,d,maxt={},{},0
- for i=1,nofvalid do
- local n=valid[i]
- if not mk[n] then
- local n_cursbase=getattr(n,a_cursbase)
- if p_cursbase then
- local n_curscurs=getattr(n,a_curscurs)
- if p_cursbase==n_curscurs then
- local c=cursives[n_curscurs]
- if c then
- local rlmode,dx,dy,ws,wn=c[1],c[2],c[3],c[4],c[5]
- if rlmode>=0 then
- dx=dx-ws
- else
- dx=dx+wn
- end
- if dx~=0 then
- cx[n]=dx
- rl[n]=rlmode
- end
- dy=-dy
- maxt=maxt+1
- t[maxt]=p
- d[maxt]=dy
- else
- maxt=0
+ local rightkern=pn.rightkern
+ if rightkern and rightkern~=0 then
+ insert_node_after(head,n,newkern(rightkern))
+ end
+ end
+ end
+end
+local function inject_everything(head,where)
+ head=tonut(head)
+ if trace_injections then
+ trace(head)
+ end
+ local glyphs,nofglyphs,marks,nofmarks
+ if nofregisteredpairs>0 then
+ glyphs,nofglyphs,marks,nofmarks=collect_glyphs_1(head)
+ else
+ glyphs,nofglyphs,marks,nofmarks=collect_glyphs_2(head)
+ end
+ if nofglyphs>0 then
+ if nofregisteredcursives>0 then
+ inject_cursives(glyphs,nofglyphs)
+ end
+ if nofregisteredmarks>0 then
+ inject_marks(marks,nofmarks)
+ end
+ inject_kerns(head,glyphs,nofglyphs)
+ 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)
+ head=tonut(head)
+ if trace_injections then
+ trace(head)
+ end
+ local n=head
+ local p=nil
+ while n do
+ local id=getid(n)
+ 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 pn=pn.postinjections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ local t=find_tail(d)
+ insert_node_after(d,t,newkern(leftkern))
end
end
- elseif maxt>0 then
- local ny=getfield(n,"yoffset")
- for i=maxt,1,-1 do
- ny=ny+d[i]
- local ti=t[i]
- setfield(ti,"yoffset",getfield(ti,"yoffset")+ny)
- end
- maxt=0
- end
- if not n_cursbase and maxt>0 then
- local ny=getfield(n,"yoffset")
- for i=maxt,1,-1 do
- ny=ny+d[i]
- local ti=t[i]
- setfield(ti,"yoffset",ny)
- end
- maxt=0
- end
- p_cursbase,p=n_cursbase,n
- end
- end
- if maxt>0 then
- local ny=getfield(n,"yoffset")
- for i=maxt,1,-1 do
- ny=ny+d[i]
- local ti=t[i]
- setfield(ti,"yoffset",ny)
- end
- maxt=0
- end
- if not keep then
- cursives={}
- end
- end
- if has_marks then
- for i=1,nofvalid do
- local p=valid[i]
- local p_markbase=getattr(p,a_markbase)
- if p_markbase then
- local mrks=marks[p_markbase]
- local nofmarks=#mrks
- for n in traverse_id(glyph_code,getnext(p)) do
- local n_markmark=getattr(n,a_markmark)
- if p_markbase==n_markmark then
- local index=getattr(n,a_markdone) or 1
- local d=mrks[index]
- if d then
- local rlmode=d[3]
- local k=wx[p]
- local px=getfield(p,"xoffset")
- local ox=0
- if k then
- local x=k[2]
- local w=k[4]
- if w then
- if rlmode and rlmode>=0 then
- ox=px-getfield(p,"width")+d[1]-(w-x)
- else
- ox=px-d[1]-x
- end
- else
- if rlmode and rlmode>=0 then
- ox=px-getfield(p,"width")+d[1]
- else
- ox=px-d[1]-x
- end
- end
- else
- local wp=getfield(p,"width")
- local wn=getfield(n,"width")
- if rlmode and rlmode>=0 then
- ox=px-wp+d[1]
- else
- ox=px-d[1]
- end
- if wn~=0 then
- insert_node_before(head,n,newkern(-wn/2))
- insert_node_after(head,n,newkern(-wn/2))
- end
- end
- setfield(n,"xoffset",ox)
- local py=getfield(p,"yoffset")
- local oy=0
- if mk[p] then
- oy=py+d[2]
- else
- oy=getfield(n,"yoffset")+py+d[2]
- end
- setfield(n,"yoffset",oy)
- if nofmarks==1 then
- break
- else
- nofmarks=nofmarks-1
- end
+ end
+ local d=getfield(p,"replace")
+ if d then
+ local pn=pn.replaceinjections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ local t=find_tail(d)
+ insert_node_after(d,t,newkern(leftkern))
+ end
+ end
+ else
+ local pn=pn.injections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ setfield(p,"replace",newkern(leftkern))
end
- elseif not n_markmark then
- break
- else
+ end
+ end
+ else
+ local pn=pn.injections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ head=insert_node_before(head,n,newkern(leftkern))
end
end
end
end
- if not keep then
- marks={}
- end
+ else
+ break
end
- if next(wx) then
- for n,k in next,wx do
- local x=k[2]
- local w=k[4]
- if w then
- local rl=k[1]
- local wx=w-x
- if rl<0 then
- if wx~=0 then
- insert_node_before(head,n,newkern(wx))
- end
- if x~=0 then
- insert_node_after (head,n,newkern(x))
- end
- else
- if x~=0 then
- insert_node_before(head,n,newkern(x))
- end
- if wx~=0 then
- insert_node_after (head,n,newkern(wx))
+ 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
+ pn=pn.preinjections
+ end
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ h=insert_node_before(h,n,newkern(leftkern))
end
end
- elseif x~=0 then
- insert_node_before(head,n,newkern(x))
+ else
+ break
end
end
+ if h~=d then
+ setfield(n,"pre",h)
+ end
end
- if next(cx) then
- for n,k in next,cx do
- if k~=0 then
- local rln=rl[n]
- if rln and rln<0 then
- insert_node_before(head,n,newkern(-k))
- else
- insert_node_before(head,n,newkern(k))
+ 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
+ pn=pn.postinjections
end
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ h=insert_node_before(h,n,newkern(leftkern))
+ end
+ end
+ else
+ break
end
end
+ if h~=d then
+ setfield(n,"post",h)
+ end
end
- if not keep then
- kerns={}
+ 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
+ pn=pn.replaceinjections
+ end
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ h=insert_node_before(h,n,newkern(leftkern))
+ end
+ end
+ else
+ break
+ end
+ end
+ if h~=d then
+ setfield(n,"replace",h)
+ end
end
- return tonode(head),true
- elseif not keep then
- kerns,cursives,marks={},{},{}
- end
- elseif has_kerns then
- if trace_injections then
- trace(head)
+ p=n
+ else
+ p=nil
end
- for n in traverse_id(glyph_code,head) do
+ n=getnext(n)
+ end
+ if keepregisteredcounts then
+ keepregisteredcounts=false
+ else
+ nofregisteredkerns=0
+ end
+ return tonode(head),true
+end
+local function inject_pairs_only(head,where)
+ head=tonut(head)
+ if trace_injections then
+ trace(head)
+ end
+ local n=head
+ local p=nil
+ while n do
+ local id=getid(n)
+ if id==glyph_code then
if getsubtype(n)<256 then
- local k=getattr(n,a_kernpair)
- if k then
- local kk=kerns[k]
- if kk then
- local rl,x,y,w=kk[1],kk[2] or 0,kk[3],kk[4]
- if y and y~=0 then
- setfield(n,"yoffset",y)
- end
- if w then
- local wx=w-x
- if rl<0 then
- if wx~=0 then
- insert_node_before(head,n,newkern(wx))
- end
- if x~=0 then
- insert_node_after (head,n,newkern(x))
+ local pn=rawget(properties,n)
+ if pn then
+ if p then
+ local d=getfield(p,"post")
+ if d then
+ local pn=pn.postinjections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ local t=find_tail(d)
+ insert_node_after(d,t,newkern(leftkern))
end
- else
- if x~=0 then
- insert_node_before(head,n,newkern(x))
- end
- if wx~=0 then
- insert_node_after(head,n,newkern(wx))
+ end
+ end
+ local d=getfield(p,"replace")
+ if d then
+ local pn=pn.replaceinjections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ local t=find_tail(d)
+ insert_node_after(d,t,newkern(leftkern))
end
end
else
- if x~=0 then
- insert_node_before(head,n,newkern(x))
+ local pn=pn.injections
+ if pn then
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ setfield(p,"replace",newkern(leftkern))
+ end
+ end
+ end
+ else
+ local pn=pn.injections
+ if pn then
+ local yoffset=pn.yoffset
+ if yoffset and yoffset~=0 then
+ setfield(n,"yoffset",yoffset)
+ end
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ insert_node_before(head,n,newkern(leftkern))
+ end
+ local rightkern=pn.rightkern
+ if rightkern and rightkern~=0 then
+ insert_node_after(head,n,newkern(rightkern))
+ n=getnext(n)
end
end
end
end
+ else
+ break
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
+ pn=pn.preinjections
+ end
+ if pn then
+ local yoffset=pn.yoffset
+ if yoffset and yoffset~=0 then
+ setfield(n,"yoffset",yoffset)
+ end
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ h=insert_node_before(h,n,newkern(leftkern))
+ end
+ local rightkern=pn.rightkern
+ if rightkern and rightkern~=0 then
+ insert_node_after(head,n,newkern(rightkern))
+ n=getnext(n)
+ 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
+ pn=pn.postinjections
+ end
+ if pn then
+ local yoffset=pn.yoffset
+ if yoffset and yoffset~=0 then
+ setfield(n,"yoffset",yoffset)
+ end
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ h=insert_node_before(h,n,newkern(leftkern))
+ end
+ local rightkern=pn.rightkern
+ if rightkern and rightkern~=0 then
+ insert_node_after(head,n,newkern(rightkern))
+ n=getnext(n)
+ 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
+ pn=pn.replaceinjections
+ end
+ if pn then
+ local yoffset=pn.yoffset
+ if yoffset and yoffset~=0 then
+ setfield(n,"yoffset",yoffset)
+ end
+ local leftkern=pn.leftkern
+ if leftkern~=0 then
+ h=insert_node_before(h,n,newkern(leftkern))
+ end
+ local rightkern=pn.rightkern
+ if rightkern and rightkern~=0 then
+ insert_node_after(head,n,newkern(rightkern))
+ n=getnext(n)
+ end
+ end
+ else
+ break
+ end
+ end
+ if h~=d then
+ setfield(n,"replace",h)
+ end
+ end
+ p=n
+ else
+ p=nil
end
- if not keep then
- kerns={}
- end
- return tonode(head),true
+ n=getnext(n)
+ end
+ if keepregisteredcounts then
+ keepregisteredcounts=false
else
+ nofregisteredpairs=0
+ nofregisteredkerns=0
+ end
+ return tonode(head),true
+end
+function injections.handler(head,where)
+ if nofregisteredmarks>0 or nofregisteredcursives>0 then
+ return inject_everything(head,where)
+ elseif nofregisteredpairs>0 then
+ return inject_pairs_only(head,where)
+ elseif nofregisteredkerns>0 then
+ return inject_kerns_only(head,where)
+ else
+ return head,false
end
- return tonode(head),false
end
end -- closure
@@ -14565,10 +15011,24 @@ local disc_code=nodes.nodecodes.disc
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.characters(head)
+function nodes.handlers.nodepass(head)
local fontdata=fonts.hashes.identifiers
if fontdata then
local usedfonts={}
@@ -14649,15 +15109,27 @@ function nodes.handlers.characters(head)
return head,false
end
end
-function nodes.simple_font_handler(head)
- head=nodes.handlers.characters(head)
- nodes.injections.handler(head)
+function nodes.handlers.basepass(head)
if not basepass then
head=ligaturing(head)
head=kerning(head)
end
- nodes.handlers.protectglyphs(head)
- return head
+ 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
end -- closure