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-rw-r--r--src/fontloader/runtime/fontloader-reference.lua2340
1 files changed, 1183 insertions, 1157 deletions
diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua
index 5f35ded..3e6f1d1 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 : 05/01/16 09:52:32
+-- merge date : 05/08/16 17:30:49
do -- begin closure to overcome local limits and interference
@@ -6973,1137 +6973,6 @@ end -- closure
do -- begin closure to overcome local limits and interference
-if not modules then modules={} end modules ['font-afm']={
- 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 fonts,logs,trackers,containers,resolvers=fonts,logs,trackers,containers,resolvers
-local next,type,tonumber=next,type,tonumber
-local match,gmatch,lower,gsub,strip,find=string.match,string.gmatch,string.lower,string.gsub,string.strip,string.find
-local char,byte,sub=string.char,string.byte,string.sub
-local abs=math.abs
-local bxor,rshift=bit32.bxor,bit32.rshift
-local P,S,R,Cmt,C,Ct,Cs,lpegmatch,patterns=lpeg.P,lpeg.S,lpeg.R,lpeg.Cmt,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.match,lpeg.patterns
-local derivetable=table.derive
-local trace_features=false trackers.register("afm.features",function(v) trace_features=v end)
-local trace_indexing=false trackers.register("afm.indexing",function(v) trace_indexing=v end)
-local trace_loading=false trackers.register("afm.loading",function(v) trace_loading=v end)
-local trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end)
-local report_afm=logs.reporter("fonts","afm loading")
-local setmetatableindex=table.setmetatableindex
-local findbinfile=resolvers.findbinfile
-local definers=fonts.definers
-local readers=fonts.readers
-local constructors=fonts.constructors
-local afm=constructors.newhandler("afm")
-local pfb=constructors.newhandler("pfb")
-local afmfeatures=constructors.newfeatures("afm")
-local registerafmfeature=afmfeatures.register
-afm.version=1.501
-afm.cache=containers.define("fonts","afm",afm.version,true)
-afm.autoprefixed=true
-afm.helpdata={}
-afm.syncspace=true
-afm.addligatures=true
-afm.addtexligatures=true
-afm.addkerns=true
-local overloads=fonts.mappings.overloads
-local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes
-local function setmode(tfmdata,value)
- if value then
- tfmdata.properties.mode=lower(value)
- end
-end
-registerafmfeature {
- name="mode",
- description="mode",
- initializers={
- base=setmode,
- node=setmode,
- }
-}
-local comment=P("Comment")
-local spacing=patterns.spacer
-local lineend=patterns.newline
-local words=C((1-lineend)^1)
-local number=C((R("09")+S("."))^1)/tonumber*spacing^0
-local data=lpeg.Carg(1)
-local pattern=(
- comment*spacing*(
- data*(
- ("CODINGSCHEME"*spacing*words )/function(fd,a) end+("DESIGNSIZE"*spacing*number*words )/function(fd,a) fd[ 1]=a end+("CHECKSUM"*spacing*number*words )/function(fd,a) fd[ 2]=a end+("SPACE"*spacing*number*"plus"*number*"minus"*number)/function(fd,a,b,c) fd[ 3],fd[ 4],fd[ 5]=a,b,c end+("QUAD"*spacing*number )/function(fd,a) fd[ 6]=a end+("EXTRASPACE"*spacing*number )/function(fd,a) fd[ 7]=a end+("NUM"*spacing*number*number*number )/function(fd,a,b,c) fd[ 8],fd[ 9],fd[10]=a,b,c end+("DENOM"*spacing*number*number )/function(fd,a,b ) fd[11],fd[12]=a,b end+("SUP"*spacing*number*number*number )/function(fd,a,b,c) fd[13],fd[14],fd[15]=a,b,c end+("SUB"*spacing*number*number )/function(fd,a,b) fd[16],fd[17]=a,b end+("SUPDROP"*spacing*number )/function(fd,a) fd[18]=a end+("SUBDROP"*spacing*number )/function(fd,a) fd[19]=a end+("DELIM"*spacing*number*number )/function(fd,a,b) fd[20],fd[21]=a,b end+("AXISHEIGHT"*spacing*number )/function(fd,a) fd[22]=a end
- )+(1-lineend)^0
- )+(1-comment)^1
-)^0
-local function scan_comment(str)
- local fd={}
- lpegmatch(pattern,str,1,fd)
- return fd
-end
-local keys={}
-function keys.FontName (data,line) data.metadata.fontname=strip (line)
- data.metadata.fullname=strip (line) end
-function keys.ItalicAngle (data,line) data.metadata.italicangle=tonumber (line) end
-function keys.IsFixedPitch(data,line) data.metadata.monospaced=toboolean(line,true) end
-function keys.CharWidth (data,line) data.metadata.charwidth=tonumber (line) end
-function keys.XHeight (data,line) data.metadata.xheight=tonumber (line) end
-function keys.Descender (data,line) data.metadata.descender=tonumber (line) end
-function keys.Ascender (data,line) data.metadata.ascender=tonumber (line) end
-function keys.Comment (data,line)
- line=lower(line)
- local designsize=match(line,"designsize[^%d]*(%d+)")
- if designsize then data.metadata.designsize=tonumber(designsize) end
-end
-local function get_charmetrics(data,charmetrics,vector)
- local characters=data.characters
- local chr,ind={},0
- for k,v in gmatch(charmetrics,"([%a]+) +(.-) *;") do
- if k=='C' then
- v=tonumber(v)
- if v<0 then
- ind=ind+1
- else
- ind=v
- end
- chr={
- index=ind
- }
- elseif k=='WX' then
- chr.width=tonumber(v)
- elseif k=='N' then
- characters[v]=chr
- elseif k=='B' then
- local llx,lly,urx,ury=match(v,"^ *(.-) +(.-) +(.-) +(.-)$")
- chr.boundingbox={ tonumber(llx),tonumber(lly),tonumber(urx),tonumber(ury) }
- elseif k=='L' then
- local plus,becomes=match(v,"^(.-) +(.-)$")
- local ligatures=chr.ligatures
- if ligatures then
- ligatures[plus]=becomes
- else
- chr.ligatures={ [plus]=becomes }
- end
- end
- end
-end
-local function get_kernpairs(data,kernpairs)
- local characters=data.characters
- for one,two,value in gmatch(kernpairs,"KPX +(.-) +(.-) +(.-)\n") do
- local chr=characters[one]
- if chr then
- local kerns=chr.kerns
- if kerns then
- kerns[two]=tonumber(value)
- else
- chr.kerns={ [two]=tonumber(value) }
- end
- end
- end
-end
-local function get_variables(data,fontmetrics)
- for key,rest in gmatch(fontmetrics,"(%a+) *(.-)[\n\r]") do
- local keyhandler=keys[key]
- if keyhandler then
- keyhandler(data,rest)
- end
- end
-end
-local get_indexes
-do
- local fontloader=fontloader
- local get_indexes_old=false
- if fontloader then
- local font_to_table=fontloader.to_table
- local open_font=fontloader.open
- local close_font=fontloader.close
- get_indexes_old=function(data,pfbname)
- local pfbblob=open_font(pfbname)
- if pfbblob then
- local characters=data.characters
- local pfbdata=font_to_table(pfbblob)
- if pfbdata then
- local glyphs=pfbdata.glyphs
- if glyphs then
- if trace_loading then
- report_afm("getting index data from %a",pfbname)
- end
- for index,glyph in next,glyphs do
- local name=glyph.name
- if name then
- local char=characters[name]
- if char then
- if trace_indexing then
- report_afm("glyph %a has index %a",name,index)
- end
- char.index=index
- end
- end
- end
- elseif trace_loading then
- report_afm("no glyph data in pfb file %a",pfbname)
- end
- elseif trace_loading then
- report_afm("no data in pfb file %a",pfbname)
- end
- close_font(pfbblob)
- elseif trace_loading then
- report_afm("invalid pfb file %a",pfbname)
- end
- end
- end
- local n,m
- local progress=function(str,position,name,size)
- local forward=position+tonumber(size)+3+2
- n=n+1
- if n>=m then
- return #str,name
- elseif forward<#str then
- return forward,name
- else
- return #str,name
- end
- end
- local initialize=function(str,position,size)
- n=0
- m=tonumber(size)
- return position+1
- end
- local charstrings=P("/CharStrings")
- local name=P("/")*C((R("az")+R("AZ")+R("09")+S("-_."))^1)
- local size=C(R("09")^1)
- local spaces=P(" ")^1
- local p_filternames=Ct (
- (1-charstrings)^0*charstrings*spaces*Cmt(size,initialize)*(Cmt(name*P(" ")^1*C(R("09")^1),progress)+P(1))^1
- )
- local decrypt
- do
- local r,c1,c2,n=0,0,0,0
- local function step(c)
- local cipher=byte(c)
- local plain=bxor(cipher,rshift(r,8))
- r=((cipher+r)*c1+c2)%65536
- return char(plain)
- end
- decrypt=function(binary)
- r,c1,c2,n=55665,52845,22719,4
- binary=gsub(binary,".",step)
- return sub(binary,n+1)
- end
- end
- local function loadpfbvector(filename)
- local data=io.loaddata(resolvers.findfile(filename))
- if not find(data,"!PS%-AdobeFont%-") then
- print("no font",filename)
- return
- end
- if not data then
- print("no data",filename)
- return
- end
- local ascii,binary=match(data,"(.*)eexec%s+......(.*)")
- if not binary then
- print("no binary",filename)
- return
- end
- binary=decrypt(binary,4)
- local vector=lpegmatch(p_filternames,binary)
- vector[0]=table.remove(vector,1)
- if not vector then
- print("no vector",filename)
- return
- end
- return vector
- end
- get_indexes=function(data,pfbname)
- local vector=loadpfbvector(pfbname)
- if vector then
- local characters=data.characters
- if trace_loading then
- report_afm("getting index data from %a",pfbname)
- end
- for index=1,#vector do
- local name=vector[index]
- local char=characters[name]
- if char then
- if trace_indexing then
- report_afm("glyph %a has index %a",name,index)
- end
- char.index=index
- end
- end
- end
- end
- if get_indexes_old then
- afm.use_new_indexer=true
- get_indexes_new=get_indexes
- get_indexes=function(data,pfbname)
- if afm.use_new_indexer then
- return get_indexes_new(data,pfbname)
- else
- return get_indexes_old(data,pfbname)
- end
- end
- end
-end
-local function readafm(filename)
- local ok,afmblob,size=resolvers.loadbinfile(filename)
- if ok and afmblob then
- local data={
- resources={
- filename=resolvers.unresolve(filename),
- version=afm.version,
- creator="context mkiv",
- },
- properties={
- hasitalics=false,
- },
- goodies={},
- metadata={
- filename=file.removesuffix(file.basename(filename))
- },
- characters={
- },
- descriptions={
- },
- }
- afmblob=gsub(afmblob,"StartCharMetrics(.-)EndCharMetrics",function(charmetrics)
- if trace_loading then
- report_afm("loading char metrics")
- end
- get_charmetrics(data,charmetrics,vector)
- return ""
- end)
- afmblob=gsub(afmblob,"StartKernPairs(.-)EndKernPairs",function(kernpairs)
- if trace_loading then
- report_afm("loading kern pairs")
- end
- get_kernpairs(data,kernpairs)
- return ""
- end)
- afmblob=gsub(afmblob,"StartFontMetrics%s+([%d%.]+)(.-)EndFontMetrics",function(version,fontmetrics)
- if trace_loading then
- report_afm("loading variables")
- end
- data.afmversion=version
- get_variables(data,fontmetrics)
- data.fontdimens=scan_comment(fontmetrics)
- return ""
- end)
- return data
- else
- if trace_loading then
- report_afm("no valid afm file %a",filename)
- end
- return nil
- end
-end
-local addkerns,addligatures,addtexligatures,unify,normalize,fixnames
-function afm.load(filename)
- filename=resolvers.findfile(filename,'afm') or ""
- if filename~="" and not fonts.names.ignoredfile(filename) then
- local name=file.removesuffix(file.basename(filename))
- local data=containers.read(afm.cache,name)
- local attr=lfs.attributes(filename)
- local size,time=attr.size or 0,attr.modification or 0
- local pfbfile=file.replacesuffix(name,"pfb")
- local pfbname=resolvers.findfile(pfbfile,"pfb") or ""
- if pfbname=="" then
- pfbname=resolvers.findfile(file.basename(pfbfile),"pfb") or ""
- end
- local pfbsize,pfbtime=0,0
- if pfbname~="" then
- local attr=lfs.attributes(pfbname)
- pfbsize=attr.size or 0
- pfbtime=attr.modification or 0
- end
- if not data or data.size~=size or data.time~=time or data.pfbsize~=pfbsize or data.pfbtime~=pfbtime then
- report_afm("reading %a",filename)
- data=readafm(filename)
- if data then
- if pfbname~="" then
- data.resources.filename=resolvers.unresolve(pfbname)
- get_indexes(data,pfbname)
- elseif trace_loading then
- report_afm("no pfb file for %a",filename)
- end
- report_afm("unifying %a",filename)
- unify(data,filename)
- if afm.addligatures then
- report_afm("add ligatures")
- addligatures(data)
- end
- if afm.addtexligatures then
- report_afm("add tex ligatures")
- addtexligatures(data)
- end
- if afm.addkerns then
- report_afm("add extra kerns")
- addkerns(data)
- end
- normalize(data)
- fixnames(data)
- report_afm("add tounicode data")
- fonts.mappings.addtounicode(data,filename)
- data.size=size
- data.time=time
- data.pfbsize=pfbsize
- data.pfbtime=pfbtime
- report_afm("saving %a in cache",name)
- data.resources.unicodes=nil
- data=containers.write(afm.cache,name,data)
- data=containers.read(afm.cache,name)
- end
- if applyruntimefixes and data then
- applyruntimefixes(filename,data)
- end
- end
- return data
- else
- return nil
- end
-end
-local uparser=fonts.mappings.makenameparser()
-unify=function(data,filename)
- local unicodevector=fonts.encodings.agl.unicodes
- local unicodes={}
- local names={}
- local private=constructors.privateoffset
- local descriptions=data.descriptions
- for name,blob in next,data.characters do
- local code=unicodevector[name]
- if not code then
- code=lpegmatch(uparser,name)
- if not code then
- code=private
- private=private+1
- report_afm("assigning private slot %U for unknown glyph name %a",code,name)
- end
- end
- local index=blob.index
- unicodes[name]=code
- names[name]=index
- blob.name=name
- descriptions[code]={
- boundingbox=blob.boundingbox,
- width=blob.width,
- kerns=blob.kerns,
- index=index,
- name=name,
- }
- end
- for unicode,description in next,descriptions do
- local kerns=description.kerns
- if kerns then
- local krn={}
- for name,kern in next,kerns do
- local unicode=unicodes[name]
- if unicode then
- krn[unicode]=kern
- else
- end
- end
- description.kerns=krn
- end
- end
- data.characters=nil
- local resources=data.resources
- local filename=resources.filename or file.removesuffix(file.basename(filename))
- resources.filename=resolvers.unresolve(filename)
- resources.unicodes=unicodes
- resources.marks={}
- resources.private=private
-end
-local everywhere={ ["*"]={ ["*"]=true } }
-local noflags={ false,false,false,false }
-afm.experimental_normalize=false
-normalize=function(data)
- if type(afm.experimental_normalize)=="function" then
- afm.experimental_normalize(data)
- end
-end
-fixnames=function(data)
- for k,v in next,data.descriptions do
- local n=v.name
- local r=overloads[n]
- if r then
- local name=r.name
- if trace_indexing then
- report_afm("renaming characters %a to %a",n,name)
- end
- v.name=name
- v.unicode=r.unicode
- end
- end
-end
-local addthem=function(rawdata,ligatures)
- if ligatures then
- local descriptions=rawdata.descriptions
- local resources=rawdata.resources
- local unicodes=resources.unicodes
- for ligname,ligdata in next,ligatures do
- local one=descriptions[unicodes[ligname]]
- if one then
- for _,pair in next,ligdata do
- local two,three=unicodes[pair[1]],unicodes[pair[2]]
- if two and three then
- local ol=one.ligatures
- if ol then
- if not ol[two] then
- ol[two]=three
- end
- else
- one.ligatures={ [two]=three }
- end
- end
- end
- end
- end
- end
-end
-addligatures=function(rawdata) addthem(rawdata,afm.helpdata.ligatures ) end
-addtexligatures=function(rawdata) addthem(rawdata,afm.helpdata.texligatures) end
-addkerns=function(rawdata)
- local descriptions=rawdata.descriptions
- local resources=rawdata.resources
- local unicodes=resources.unicodes
- local function do_it_left(what)
- if what then
- for unicode,description in next,descriptions do
- local kerns=description.kerns
- if kerns then
- local extrakerns
- for complex,simple in next,what do
- complex=unicodes[complex]
- simple=unicodes[simple]
- if complex and simple then
- local ks=kerns[simple]
- if ks and not kerns[complex] then
- if extrakerns then
- extrakerns[complex]=ks
- else
- extrakerns={ [complex]=ks }
- end
- end
- end
- end
- if extrakerns then
- description.extrakerns=extrakerns
- end
- end
- end
- end
- end
- local function do_it_copy(what)
- if what then
- for complex,simple in next,what do
- complex=unicodes[complex]
- simple=unicodes[simple]
- if complex and simple then
- local complexdescription=descriptions[complex]
- if complexdescription then
- local simpledescription=descriptions[complex]
- if simpledescription then
- local extrakerns
- local kerns=simpledescription.kerns
- if kerns then
- for unicode,kern in next,kerns do
- if extrakerns then
- extrakerns[unicode]=kern
- else
- extrakerns={ [unicode]=kern }
- end
- end
- end
- local extrakerns=simpledescription.extrakerns
- if extrakerns then
- for unicode,kern in next,extrakerns do
- if extrakerns then
- extrakerns[unicode]=kern
- else
- extrakerns={ [unicode]=kern }
- end
- end
- end
- if extrakerns then
- complexdescription.extrakerns=extrakerns
- end
- end
- end
- end
- end
- end
- end
- do_it_left(afm.helpdata.leftkerned)
- do_it_left(afm.helpdata.bothkerned)
- do_it_copy(afm.helpdata.bothkerned)
- do_it_copy(afm.helpdata.rightkerned)
-end
-local function adddimensions(data)
- if data then
- for unicode,description in next,data.descriptions do
- local bb=description.boundingbox
- if bb then
- local ht,dp=bb[4],-bb[2]
- if ht==0 or ht<0 then
- else
- description.height=ht
- end
- if dp==0 or dp<0 then
- else
- description.depth=dp
- end
- end
- end
- end
-end
-local function copytotfm(data)
- if data and data.descriptions 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 unicodes=resources.unicodes
- for unicode,description in next,data.descriptions do
- characters[unicode]={}
- end
- local filename=constructors.checkedfilename(resources)
- local fontname=metadata.fontname or metadata.fullname
- local fullname=metadata.fullname or metadata.fontname
- local endash=0x0020
- local emdash=0x2014
- local spacer="space"
- local spaceunits=500
- local monospaced=metadata.monospaced
- local charwidth=metadata.charwidth
- local italicangle=metadata.italicangle
- local charxheight=metadata.xheight and metadata.xheight>0 and metadata.xheight
- properties.monospaced=monospaced
- parameters.italicangle=italicangle
- parameters.charwidth=charwidth
- parameters.charxheight=charxheight
- if properties.monospaced then
- if descriptions[endash] then
- spaceunits,spacer=descriptions[endash].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[endash] then
- spaceunits,spacer=descriptions[endash].width,"space"
- end
- if not spaceunits and charwidth then
- spaceunits,spacer=charwidth,"charwidth"
- end
- end
- spaceunits=tonumber(spaceunits)
- if spaceunits<200 then
- end
- parameters.slant=0
- parameters.space=spaceunits
- parameters.space_stretch=500
- parameters.space_shrink=333
- parameters.x_height=400
- parameters.quad=1000
- 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 afm.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
- local fd=data.fontdimens
- if fd and fd[8] and fd[9] and fd[10] then
- for k,v in next,fd do
- parameters[k]=v
- end
- end
- parameters.designsize=(metadata.designsize or 10)*65536
- parameters.ascender=abs(metadata.ascender or 0)
- parameters.descender=abs(metadata.descender or 0)
- parameters.units=1000
- properties.spacer=spacer
- properties.encodingbytes=2
- properties.format=fonts.formats[filename] or "type1"
- properties.filename=filename
- properties.fontname=fontname
- properties.fullname=fullname
- properties.psname=fullname
- properties.name=filename or fullname or fontname
- if next(characters) then
- return {
- characters=characters,
- descriptions=descriptions,
- parameters=parameters,
- resources=resources,
- properties=properties,
- goodies=goodies,
- }
- end
- end
- return nil
-end
-function afm.setfeatures(tfmdata,features)
- local okay=constructors.initializefeatures("afm",tfmdata,features,trace_features,report_afm)
- if okay then
- return constructors.collectprocessors("afm",tfmdata,features,trace_features,report_afm)
- else
- return {}
- end
-end
-local function addtables(data)
- local resources=data.resources
- local lookuptags=resources.lookuptags
- local unicodes=resources.unicodes
- if not lookuptags then
- lookuptags={}
- resources.lookuptags=lookuptags
- 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
- end
- end
- return rawget(t,k)
- end)
- end
- constructors.addcoreunicodes(unicodes)
-end
-local function afmtotfm(specification)
- local afmname=specification.filename or specification.name
- if specification.forced=="afm" or specification.format=="afm" then
- if trace_loading then
- report_afm("forcing afm format for %a",afmname)
- end
- else
- local tfmname=findbinfile(afmname,"ofm") or ""
- if tfmname~="" then
- if trace_loading then
- report_afm("fallback from afm to tfm for %a",afmname)
- end
- return
- end
- end
- if afmname~="" then
- local features=constructors.checkedfeatures("afm",specification.features.normal)
- specification.features.normal=features
- constructors.hashinstance(specification,true)
- specification=definers.resolve(specification)
- local cache_id=specification.hash
- local tfmdata=containers.read(constructors.cache,cache_id)
- if not tfmdata then
- local rawdata=afm.load(afmname)
- if rawdata and next(rawdata) then
- addtables(rawdata)
- adddimensions(rawdata)
- tfmdata=copytotfm(rawdata)
- if tfmdata and next(tfmdata) then
- local shared=tfmdata.shared
- if not shared then
- shared={}
- tfmdata.shared=shared
- end
- shared.rawdata=rawdata
- shared.features=features
- shared.processes=afm.setfeatures(tfmdata,features)
- end
- elseif trace_loading then
- report_afm("no (valid) afm file found with name %a",afmname)
- end
- tfmdata=containers.write(constructors.cache,cache_id,tfmdata)
- end
- return tfmdata
- end
-end
-local function read_from_afm(specification)
- local tfmdata=afmtotfm(specification)
- if tfmdata then
- tfmdata.properties.name=specification.name
- tfmdata=constructors.scale(tfmdata,specification)
- local allfeatures=tfmdata.shared.features or specification.features.normal
- constructors.applymanipulators("afm",tfmdata,allfeatures,trace_features,report_afm)
- fonts.loggers.register(tfmdata,'afm',specification)
- end
- return tfmdata
-end
-local function prepareligatures(tfmdata,ligatures,value)
- if value then
- local descriptions=tfmdata.descriptions
- local hasligatures=false
- for unicode,character in next,tfmdata.characters do
- local description=descriptions[unicode]
- local dligatures=description.ligatures
- if dligatures then
- local cligatures=character.ligatures
- if not cligatures then
- cligatures={}
- character.ligatures=cligatures
- end
- for unicode,ligature in next,dligatures do
- cligatures[unicode]={
- char=ligature,
- type=0
- }
- end
- hasligatures=true
- end
- end
- tfmdata.properties.hasligatures=hasligatures
- end
-end
-local function preparekerns(tfmdata,kerns,value)
- if value then
- local rawdata=tfmdata.shared.rawdata
- local resources=rawdata.resources
- local unicodes=resources.unicodes
- local descriptions=tfmdata.descriptions
- local haskerns=false
- for u,chr in next,tfmdata.characters do
- local d=descriptions[u]
- local newkerns=d[kerns]
- if newkerns then
- local kerns=chr.kerns
- if not kerns then
- kerns={}
- chr.kerns=kerns
- end
- for k,v in next,newkerns do
- local uk=unicodes[k]
- if uk then
- kerns[uk]=v
- end
- end
- haskerns=true
- end
- end
- tfmdata.properties.haskerns=haskerns
- end
-end
-local list={
- [0x0027]=0x2019,
-}
-local function texreplacements(tfmdata,value)
- local descriptions=tfmdata.descriptions
- local characters=tfmdata.characters
- for k,v in next,list do
- characters [k]=characters [v]
- descriptions[k]=descriptions[v]
- end
-end
-local function ligatures (tfmdata,value) prepareligatures(tfmdata,'ligatures',value) end
-local function texligatures(tfmdata,value) prepareligatures(tfmdata,'texligatures',value) end
-local function kerns (tfmdata,value) preparekerns (tfmdata,'kerns',value) end
-local function extrakerns (tfmdata,value) preparekerns (tfmdata,'extrakerns',value) end
-registerafmfeature {
- name="liga",
- description="traditional ligatures",
- initializers={
- base=ligatures,
- node=ligatures,
- }
-}
-registerafmfeature {
- name="kern",
- description="intercharacter kerning",
- initializers={
- base=kerns,
- node=kerns,
- }
-}
-registerafmfeature {
- name="extrakerns",
- description="additional intercharacter kerning",
- initializers={
- base=extrakerns,
- node=extrakerns,
- }
-}
-registerafmfeature {
- name='tlig',
- description='tex ligatures',
- initializers={
- base=texligatures,
- node=texligatures,
- }
-}
-registerafmfeature {
- name='trep',
- description='tex replacements',
- initializers={
- base=texreplacements,
- node=texreplacements,
- }
-}
-local check_tfm=readers.check_tfm
-fonts.formats.afm="type1"
-fonts.formats.pfb="type1"
-local function check_afm(specification,fullname)
- local foundname=findbinfile(fullname,'afm') or ""
- if foundname=="" then
- foundname=fonts.names.getfilename(fullname,"afm") or ""
- end
- if foundname=="" and afm.autoprefixed then
- local encoding,shortname=match(fullname,"^(.-)%-(.*)$")
- if encoding and shortname and fonts.encodings.known[encoding] then
- shortname=findbinfile(shortname,'afm') or ""
- if shortname~="" then
- foundname=shortname
- if trace_defining then
- report_afm("stripping encoding prefix from filename %a",afmname)
- end
- end
- end
- end
- if foundname~="" then
- specification.filename=foundname
- specification.format="afm"
- return read_from_afm(specification)
- end
-end
-function readers.afm(specification,method)
- local fullname,tfmdata=specification.filename or "",nil
- if fullname=="" then
- local forced=specification.forced or ""
- if forced~="" then
- tfmdata=check_afm(specification,specification.name.."."..forced)
- end
- if not tfmdata then
- method=method or definers.method or "afm or tfm"
- if method=="tfm" then
- tfmdata=check_tfm(specification,specification.name)
- elseif method=="afm" then
- tfmdata=check_afm(specification,specification.name)
- elseif method=="tfm or afm" then
- tfmdata=check_tfm(specification,specification.name) or check_afm(specification,specification.name)
- else
- tfmdata=check_afm(specification,specification.name) or check_tfm(specification,specification.name)
- end
- end
- else
- tfmdata=check_afm(specification,fullname)
- end
- return tfmdata
-end
-function readers.pfb(specification,method)
- local original=specification.specification
- if trace_defining then
- report_afm("using afm reader for %a",original)
- end
- specification.specification=gsub(original,"%.pfb",".afm")
- specification.forced="afm"
- return readers.afm(specification,method)
-end
-
-end -- closure
-
-do -- begin closure to overcome local limits and interference
-
-if not modules then modules={} end modules ['font-afk']={
- version=1.001,
- comment="companion to font-afm.lua",
- author="Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright="PRAGMA ADE / ConTeXt Development Team",
- license="see context related readme files",
- dataonly=true,
-}
-local allocate=utilities.storage.allocate
-fonts.handlers.afm.helpdata={
- ligatures=allocate {
- ['f']={
- { 'f','ff' },
- { 'i','fi' },
- { 'l','fl' },
- },
- ['ff']={
- { 'i','ffi' }
- },
- ['fi']={
- { 'i','fii' }
- },
- ['fl']={
- { 'i','fli' }
- },
- ['s']={
- { 't','st' }
- },
- ['i']={
- { 'j','ij' }
- },
- },
- texligatures=allocate {
- ['quoteleft']={
- { 'quoteleft','quotedblleft' }
- },
- ['quoteright']={
- { 'quoteright','quotedblright' }
- },
- ['hyphen']={
- { 'hyphen','endash' }
- },
- ['endash']={
- { 'hyphen','emdash' }
- }
- },
- leftkerned=allocate {
- AEligature="A",aeligature="a",
- OEligature="O",oeligature="o",
- IJligature="I",ijligature="i",
- AE="A",ae="a",
- OE="O",oe="o",
- IJ="I",ij="i",
- Ssharp="S",ssharp="s",
- },
- rightkerned=allocate {
- AEligature="E",aeligature="e",
- OEligature="E",oeligature="e",
- IJligature="J",ijligature="j",
- AE="E",ae="e",
- OE="E",oe="e",
- IJ="J",ij="j",
- Ssharp="S",ssharp="s",
- },
- bothkerned=allocate {
- Acircumflex="A",acircumflex="a",
- Ccircumflex="C",ccircumflex="c",
- Ecircumflex="E",ecircumflex="e",
- Gcircumflex="G",gcircumflex="g",
- Hcircumflex="H",hcircumflex="h",
- Icircumflex="I",icircumflex="i",
- Jcircumflex="J",jcircumflex="j",
- Ocircumflex="O",ocircumflex="o",
- Scircumflex="S",scircumflex="s",
- Ucircumflex="U",ucircumflex="u",
- Wcircumflex="W",wcircumflex="w",
- Ycircumflex="Y",ycircumflex="y",
- Agrave="A",agrave="a",
- Egrave="E",egrave="e",
- Igrave="I",igrave="i",
- Ograve="O",ograve="o",
- Ugrave="U",ugrave="u",
- Ygrave="Y",ygrave="y",
- Atilde="A",atilde="a",
- Itilde="I",itilde="i",
- Otilde="O",otilde="o",
- Utilde="U",utilde="u",
- Ntilde="N",ntilde="n",
- Adiaeresis="A",adiaeresis="a",Adieresis="A",adieresis="a",
- Ediaeresis="E",ediaeresis="e",Edieresis="E",edieresis="e",
- Idiaeresis="I",idiaeresis="i",Idieresis="I",idieresis="i",
- Odiaeresis="O",odiaeresis="o",Odieresis="O",odieresis="o",
- Udiaeresis="U",udiaeresis="u",Udieresis="U",udieresis="u",
- Ydiaeresis="Y",ydiaeresis="y",Ydieresis="Y",ydieresis="y",
- Aacute="A",aacute="a",
- Cacute="C",cacute="c",
- Eacute="E",eacute="e",
- Iacute="I",iacute="i",
- Lacute="L",lacute="l",
- Nacute="N",nacute="n",
- Oacute="O",oacute="o",
- Racute="R",racute="r",
- Sacute="S",sacute="s",
- Uacute="U",uacute="u",
- Yacute="Y",yacute="y",
- Zacute="Z",zacute="z",
- Dstroke="D",dstroke="d",
- Hstroke="H",hstroke="h",
- Tstroke="T",tstroke="t",
- Cdotaccent="C",cdotaccent="c",
- Edotaccent="E",edotaccent="e",
- Gdotaccent="G",gdotaccent="g",
- Idotaccent="I",idotaccent="i",
- Zdotaccent="Z",zdotaccent="z",
- Amacron="A",amacron="a",
- Emacron="E",emacron="e",
- Imacron="I",imacron="i",
- Omacron="O",omacron="o",
- Umacron="U",umacron="u",
- Ccedilla="C",ccedilla="c",
- Kcedilla="K",kcedilla="k",
- Lcedilla="L",lcedilla="l",
- Ncedilla="N",ncedilla="n",
- Rcedilla="R",rcedilla="r",
- Scedilla="S",scedilla="s",
- Tcedilla="T",tcedilla="t",
- Ohungarumlaut="O",ohungarumlaut="o",
- Uhungarumlaut="U",uhungarumlaut="u",
- Aogonek="A",aogonek="a",
- Eogonek="E",eogonek="e",
- Iogonek="I",iogonek="i",
- Uogonek="U",uogonek="u",
- Aring="A",aring="a",
- Uring="U",uring="u",
- Abreve="A",abreve="a",
- Ebreve="E",ebreve="e",
- Gbreve="G",gbreve="g",
- Ibreve="I",ibreve="i",
- Obreve="O",obreve="o",
- Ubreve="U",ubreve="u",
- Ccaron="C",ccaron="c",
- Dcaron="D",dcaron="d",
- Ecaron="E",ecaron="e",
- Lcaron="L",lcaron="l",
- Ncaron="N",ncaron="n",
- Rcaron="R",rcaron="r",
- Scaron="S",scaron="s",
- Tcaron="T",tcaron="t",
- Zcaron="Z",zcaron="z",
- dotlessI="I",dotlessi="i",
- dotlessJ="J",dotlessj="j",
- AEligature="AE",aeligature="ae",AE="AE",ae="ae",
- OEligature="OE",oeligature="oe",OE="OE",oe="oe",
- IJligature="IJ",ijligature="ij",IJ="IJ",ij="ij",
- Lstroke="L",lstroke="l",Lslash="L",lslash="l",
- Ostroke="O",ostroke="o",Oslash="O",oslash="o",
- Ssharp="SS",ssharp="ss",
- Aumlaut="A",aumlaut="a",
- Eumlaut="E",eumlaut="e",
- Iumlaut="I",iumlaut="i",
- Oumlaut="O",oumlaut="o",
- Uumlaut="U",uumlaut="u",
- }
-}
-
-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",
@@ -15827,7 +14696,6 @@ function otf.load(filename,sub,featurefile)
otfreaders.expand(data)
otfreaders.addunicodetable(data)
enhancers.apply(data,filename,data)
- constructors.addcoreunicodes(unicodes)
if applyruntimefixes then
applyruntimefixes(filename,data)
end
@@ -16658,6 +15526,7 @@ registerotffeature {
base=featuresinitializer,
}
}
+otf.basemodeinitializer=featuresinitializer
end -- closure
@@ -17713,11 +16582,11 @@ local function inject_everything(head,where)
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)
+ if hasmarks then
+ local pm=i.markbasenode
+ if pm then
+ processmark(pm,current,i)
+ end
end
end
end
@@ -17743,11 +16612,11 @@ local function inject_everything(head,where)
insert_node_after(post,n,newkern(rightkern))
done=true
end
- end
- if hasmarks then
- local pm=i.markbasenode
- if pm then
- processmark(pm,current,i)
+ if hasmarks then
+ local pm=i.markbasenode
+ if pm then
+ processmark(pm,current,i)
+ end
end
end
end
@@ -17773,11 +16642,11 @@ local function inject_everything(head,where)
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)
+ if hasmarks then
+ local pm=i.markbasenode
+ if pm then
+ processmark(pm,current,i)
+ end
end
end
end
@@ -21284,6 +20153,8 @@ registerotffeature {
node=featuresprocessor,
}
}
+otf.nodemodeinitializer=featuresinitializer
+otf.featuresprocessor=featuresprocessor
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)
@@ -23381,6 +22252,1160 @@ end -- closure
do -- begin closure to overcome local limits and interference
+if not modules then modules={} end modules ['font-one']={
+ 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 fonts,logs,trackers,containers,resolvers=fonts,logs,trackers,containers,resolvers
+local next,type,tonumber=next,type,tonumber
+local match,gmatch,lower,gsub,strip,find=string.match,string.gmatch,string.lower,string.gsub,string.strip,string.find
+local char,byte,sub=string.char,string.byte,string.sub
+local abs=math.abs
+local bxor,rshift=bit32.bxor,bit32.rshift
+local P,S,R,Cmt,C,Ct,Cs,lpegmatch,patterns=lpeg.P,lpeg.S,lpeg.R,lpeg.Cmt,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.match,lpeg.patterns
+local derivetable=table.derive
+local trace_features=false trackers.register("afm.features",function(v) trace_features=v end)
+local trace_indexing=false trackers.register("afm.indexing",function(v) trace_indexing=v end)
+local trace_loading=false trackers.register("afm.loading",function(v) trace_loading=v end)
+local trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end)
+local report_afm=logs.reporter("fonts","afm loading")
+local setmetatableindex=table.setmetatableindex
+local findbinfile=resolvers.findbinfile
+local definers=fonts.definers
+local readers=fonts.readers
+local constructors=fonts.constructors
+local afm=constructors.newhandler("afm")
+local pfb=constructors.newhandler("pfb")
+local otf=fonts.handlers.otf
+local otfreaders=otf.readers
+local otfenhancers=otf.enhancers
+local afmfeatures=constructors.newfeatures("afm")
+local registerafmfeature=afmfeatures.register
+afm.version=1.505
+afm.cache=containers.define("fonts","afm",afm.version,true)
+afm.autoprefixed=true
+afm.helpdata={}
+afm.syncspace=true
+local overloads=fonts.mappings.overloads
+local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes
+local comment=P("Comment")
+local spacing=patterns.spacer
+local lineend=patterns.newline
+local words=C((1-lineend)^1)
+local number=C((R("09")+S("."))^1)/tonumber*spacing^0
+local data=lpeg.Carg(1)
+local pattern=(
+ comment*spacing*(
+ data*(
+ ("CODINGSCHEME"*spacing*words )/function(fd,a) end+("DESIGNSIZE"*spacing*number*words )/function(fd,a) fd[ 1]=a end+("CHECKSUM"*spacing*number*words )/function(fd,a) fd[ 2]=a end+("SPACE"*spacing*number*"plus"*number*"minus"*number)/function(fd,a,b,c) fd[ 3],fd[ 4],fd[ 5]=a,b,c end+("QUAD"*spacing*number )/function(fd,a) fd[ 6]=a end+("EXTRASPACE"*spacing*number )/function(fd,a) fd[ 7]=a end+("NUM"*spacing*number*number*number )/function(fd,a,b,c) fd[ 8],fd[ 9],fd[10]=a,b,c end+("DENOM"*spacing*number*number )/function(fd,a,b ) fd[11],fd[12]=a,b end+("SUP"*spacing*number*number*number )/function(fd,a,b,c) fd[13],fd[14],fd[15]=a,b,c end+("SUB"*spacing*number*number )/function(fd,a,b) fd[16],fd[17]=a,b end+("SUPDROP"*spacing*number )/function(fd,a) fd[18]=a end+("SUBDROP"*spacing*number )/function(fd,a) fd[19]=a end+("DELIM"*spacing*number*number )/function(fd,a,b) fd[20],fd[21]=a,b end+("AXISHEIGHT"*spacing*number )/function(fd,a) fd[22]=a end
+ )+(1-lineend)^0
+ )+(1-comment)^1
+)^0
+local function scan_comment(str)
+ local fd={}
+ lpegmatch(pattern,str,1,fd)
+ return fd
+end
+local keys={}
+function keys.FontName (data,line) data.metadata.fontname=strip (line)
+ data.metadata.fullname=strip (line) end
+function keys.ItalicAngle (data,line) data.metadata.italicangle=tonumber (line) end
+function keys.IsFixedPitch(data,line) data.metadata.monospaced=toboolean(line,true) end
+function keys.CharWidth (data,line) data.metadata.charwidth=tonumber (line) end
+function keys.XHeight (data,line) data.metadata.xheight=tonumber (line) end
+function keys.Descender (data,line) data.metadata.descender=tonumber (line) end
+function keys.Ascender (data,line) data.metadata.ascender=tonumber (line) end
+function keys.Comment (data,line)
+ line=lower(line)
+ local designsize=match(line,"designsize[^%d]*(%d+)")
+ if designsize then data.metadata.designsize=tonumber(designsize) end
+end
+local function get_charmetrics(data,charmetrics,vector)
+ local characters=data.characters
+ local chr,ind={},0
+ for k,v in gmatch(charmetrics,"([%a]+) +(.-) *;") do
+ if k=='C' then
+ v=tonumber(v)
+ if v<0 then
+ ind=ind+1
+ else
+ ind=v
+ end
+ chr={
+ index=ind
+ }
+ elseif k=='WX' then
+ chr.width=tonumber(v)
+ elseif k=='N' then
+ characters[v]=chr
+ elseif k=='B' then
+ local llx,lly,urx,ury=match(v,"^ *(.-) +(.-) +(.-) +(.-)$")
+ chr.boundingbox={ tonumber(llx),tonumber(lly),tonumber(urx),tonumber(ury) }
+ elseif k=='L' then
+ local plus,becomes=match(v,"^(.-) +(.-)$")
+ local ligatures=chr.ligatures
+ if ligatures then
+ ligatures[plus]=becomes
+ else
+ chr.ligatures={ [plus]=becomes }
+ end
+ end
+ end
+end
+local function get_kernpairs(data,kernpairs)
+ local characters=data.characters
+ for one,two,value in gmatch(kernpairs,"KPX +(.-) +(.-) +(.-)\n") do
+ local chr=characters[one]
+ if chr then
+ local kerns=chr.kerns
+ if kerns then
+ kerns[two]=tonumber(value)
+ else
+ chr.kerns={ [two]=tonumber(value) }
+ end
+ end
+ end
+end
+local function get_variables(data,fontmetrics)
+ for key,rest in gmatch(fontmetrics,"(%a+) *(.-)[\n\r]") do
+ local keyhandler=keys[key]
+ if keyhandler then
+ keyhandler(data,rest)
+ end
+ end
+end
+local get_indexes
+do
+ local n,m
+ local progress=function(str,position,name,size)
+ local forward=position+tonumber(size)+3+2
+ n=n+1
+ if n>=m then
+ return #str,name
+ elseif forward<#str then
+ return forward,name
+ else
+ return #str,name
+ end
+ end
+ local initialize=function(str,position,size)
+ n=0
+ m=tonumber(size)
+ return position+1
+ end
+ local charstrings=P("/CharStrings")
+ local name=P("/")*C((R("az")+R("AZ")+R("09")+S("-_."))^1)
+ local size=C(R("09")^1)
+ local spaces=P(" ")^1
+ local p_filternames=Ct (
+ (1-charstrings)^0*charstrings*spaces*Cmt(size,initialize)*(Cmt(name*P(" ")^1*C(R("09")^1),progress)+P(1))^1
+ )
+ local decrypt
+ do
+ local r,c1,c2,n=0,0,0,0
+ local function step(c)
+ local cipher=byte(c)
+ local plain=bxor(cipher,rshift(r,8))
+ r=((cipher+r)*c1+c2)%65536
+ return char(plain)
+ end
+ decrypt=function(binary)
+ r,c1,c2,n=55665,52845,22719,4
+ binary=gsub(binary,".",step)
+ return sub(binary,n+1)
+ end
+ end
+ local function loadpfbvector(filename)
+ local data=io.loaddata(resolvers.findfile(filename))
+ if not find(data,"!PS%-AdobeFont%-") then
+ print("no font",filename)
+ return
+ end
+ if not data then
+ print("no data",filename)
+ return
+ end
+ local ascii,binary=match(data,"(.*)eexec%s+......(.*)")
+ if not binary then
+ print("no binary",filename)
+ return
+ end
+ binary=decrypt(binary,4)
+ local vector=lpegmatch(p_filternames,binary)
+ vector[0]=table.remove(vector,1)
+ if not vector then
+ print("no vector",filename)
+ return
+ end
+ return vector
+ end
+ get_indexes=function(data,pfbname)
+ local vector=loadpfbvector(pfbname)
+ if vector then
+ local characters=data.characters
+ if trace_loading then
+ report_afm("getting index data from %a",pfbname)
+ end
+ for index=1,#vector do
+ local name=vector[index]
+ local char=characters[name]
+ if char then
+ if trace_indexing then
+ report_afm("glyph %a has index %a",name,index)
+ end
+ char.index=index
+ end
+ end
+ end
+ end
+end
+local function readafm(filename)
+ local ok,afmblob,size=resolvers.loadbinfile(filename)
+ if ok and afmblob then
+ local data={
+ resources={
+ filename=resolvers.unresolve(filename),
+ version=afm.version,
+ creator="context mkiv",
+ },
+ properties={
+ hasitalics=false,
+ },
+ goodies={},
+ metadata={
+ filename=file.removesuffix(file.basename(filename))
+ },
+ characters={
+ },
+ descriptions={
+ },
+ }
+ afmblob=gsub(afmblob,"StartCharMetrics(.-)EndCharMetrics",function(charmetrics)
+ if trace_loading then
+ report_afm("loading char metrics")
+ end
+ get_charmetrics(data,charmetrics,vector)
+ return ""
+ end)
+ afmblob=gsub(afmblob,"StartKernPairs(.-)EndKernPairs",function(kernpairs)
+ if trace_loading then
+ report_afm("loading kern pairs")
+ end
+ get_kernpairs(data,kernpairs)
+ return ""
+ end)
+ afmblob=gsub(afmblob,"StartFontMetrics%s+([%d%.]+)(.-)EndFontMetrics",function(version,fontmetrics)
+ if trace_loading then
+ report_afm("loading variables")
+ end
+ data.afmversion=version
+ get_variables(data,fontmetrics)
+ data.fontdimens=scan_comment(fontmetrics)
+ return ""
+ end)
+ return data
+ else
+ if trace_loading then
+ report_afm("no valid afm file %a",filename)
+ end
+ return nil
+ end
+end
+local addkerns,unify,normalize,fixnames,addligatures,addtexligatures
+function afm.load(filename)
+ filename=resolvers.findfile(filename,'afm') or ""
+ if filename~="" and not fonts.names.ignoredfile(filename) then
+ local name=file.removesuffix(file.basename(filename))
+ local data=containers.read(afm.cache,name)
+ local attr=lfs.attributes(filename)
+ local size,time=attr.size or 0,attr.modification or 0
+ local pfbfile=file.replacesuffix(name,"pfb")
+ local pfbname=resolvers.findfile(pfbfile,"pfb") or ""
+ if pfbname=="" then
+ pfbname=resolvers.findfile(file.basename(pfbfile),"pfb") or ""
+ end
+ local pfbsize,pfbtime=0,0
+ if pfbname~="" then
+ local attr=lfs.attributes(pfbname)
+ pfbsize=attr.size or 0
+ pfbtime=attr.modification or 0
+ end
+ if not data or data.size~=size or data.time~=time or data.pfbsize~=pfbsize or data.pfbtime~=pfbtime then
+ report_afm("reading %a",filename)
+ data=readafm(filename)
+ if data then
+ if pfbname~="" then
+ data.resources.filename=resolvers.unresolve(pfbname)
+ get_indexes(data,pfbname)
+ elseif trace_loading then
+ report_afm("no pfb file for %a",filename)
+ end
+ if trace_loading then
+ report_afm("unifying %a",filename)
+ end
+ unify(data,filename)
+ if trace_loading then
+ report_afm("add ligatures")
+ end
+ addligatures(data)
+ if trace_loading then
+ report_afm("add extra kerns")
+ end
+ addkerns(data)
+ if trace_loading then
+ report_afm("normalizing")
+ end
+ normalize(data)
+ if trace_loading then
+ report_afm("fixing names")
+ end
+ fixnames(data)
+ if trace_loading then
+ report_afm("add tounicode data")
+ end
+ fonts.mappings.addtounicode(data,filename)
+ otfreaders.pack(data)
+ data.size=size
+ data.time=time
+ data.pfbsize=pfbsize
+ data.pfbtime=pfbtime
+ report_afm("saving %a in cache",name)
+ data=containers.write(afm.cache,name,data)
+ data=containers.read(afm.cache,name)
+ end
+ end
+ if data then
+ otfreaders.unpack(data)
+ otfreaders.expand(data)
+ otfreaders.addunicodetable(data)
+ otfenhancers.apply(data,filename,data)
+ if applyruntimefixes then
+ applyruntimefixes(filename,data)
+ end
+ end
+ return data
+ else
+ return nil
+ end
+end
+local uparser=fonts.mappings.makenameparser()
+unify=function(data,filename)
+ local unicodevector=fonts.encodings.agl.unicodes
+ local unicodes={}
+ local names={}
+ local private=constructors.privateoffset
+ local descriptions=data.descriptions
+ for name,blob in next,data.characters do
+ local code=unicodevector[name]
+ if not code then
+ code=lpegmatch(uparser,name)
+ if not code then
+ code=private
+ private=private+1
+ report_afm("assigning private slot %U for unknown glyph name %a",code,name)
+ end
+ end
+ local index=blob.index
+ unicodes[name]=code
+ names[name]=index
+ blob.name=name
+ descriptions[code]={
+ boundingbox=blob.boundingbox,
+ width=blob.width,
+ kerns=blob.kerns,
+ index=index,
+ name=name,
+ }
+ end
+ for unicode,description in next,descriptions do
+ local kerns=description.kerns
+ if kerns then
+ local krn={}
+ for name,kern in next,kerns do
+ local unicode=unicodes[name]
+ if unicode then
+ krn[unicode]=kern
+ else
+ end
+ end
+ description.kerns=krn
+ end
+ end
+ data.characters=nil
+ local resources=data.resources
+ local filename=resources.filename or file.removesuffix(file.basename(filename))
+ resources.filename=resolvers.unresolve(filename)
+ resources.unicodes=unicodes
+ resources.marks={}
+ resources.private=private
+end
+local everywhere={ ["*"]={ ["*"]=true } }
+local noflags={ false,false,false,false }
+normalize=function(data)
+ local ligatures=setmetatableindex("table")
+ local kerns=setmetatableindex("table")
+ local extrakerns=setmetatableindex("table")
+ for u,c in next,data.descriptions do
+ local l=c.ligatures
+ local k=c.kerns
+ local e=c.extrakerns
+ if l then
+ ligatures[u]=l
+ for u,v in next,l do
+ l[u]={ ligature=v }
+ end
+ c.ligatures=nil
+ end
+ if k then
+ kerns[u]=k
+ for u,v in next,k do
+ k[u]=v
+ end
+ c.kerns=nil
+ end
+ if e then
+ extrakerns[u]=e
+ for u,v in next,e do
+ e[u]=v
+ end
+ c.extrakerns=nil
+ end
+ end
+ local features={
+ gpos={},
+ gsub={},
+ }
+ local sequences={
+ }
+ if next(ligatures) then
+ features.gsub.liga=everywhere
+ data.properties.hasligatures=true
+ sequences[#sequences+1]={
+ features={
+ liga=everywhere,
+ },
+ flags=noflags,
+ name="s_s_0",
+ nofsteps=1,
+ order={ "liga" },
+ type="gsub_ligature",
+ steps={
+ {
+ coverage=ligatures,
+ },
+ },
+ }
+ end
+ if next(kerns) then
+ features.gpos.kern=everywhere
+ data.properties.haskerns=true
+ sequences[#sequences+1]={
+ features={
+ kern=everywhere,
+ },
+ flags=noflags,
+ name="p_s_0",
+ nofsteps=1,
+ order={ "kern" },
+ type="gpos_pair",
+ steps={
+ {
+ format="kern",
+ coverage=kerns,
+ },
+ },
+ }
+ end
+ if next(extrakerns) then
+ features.gpos.extrakerns=everywhere
+ data.properties.haskerns=true
+ sequences[#sequences+1]={
+ features={
+ extrakerns=everywhere,
+ },
+ flags=noflags,
+ name="p_s_1",
+ nofsteps=1,
+ order={ "extrakerns" },
+ type="gpos_pair",
+ steps={
+ {
+ format="kern",
+ coverage=extrakerns,
+ },
+ },
+ }
+ end
+ data.resources.features=features
+ data.resources.sequences=sequences
+end
+fixnames=function(data)
+ for k,v in next,data.descriptions do
+ local n=v.name
+ local r=overloads[n]
+ if r then
+ local name=r.name
+ if trace_indexing then
+ report_afm("renaming characters %a to %a",n,name)
+ end
+ v.name=name
+ v.unicode=r.unicode
+ end
+ end
+end
+local addthem=function(rawdata,ligatures)
+ if ligatures then
+ local descriptions=rawdata.descriptions
+ local resources=rawdata.resources
+ local unicodes=resources.unicodes
+ for ligname,ligdata in next,ligatures do
+ local one=descriptions[unicodes[ligname]]
+ if one then
+ for _,pair in next,ligdata do
+ local two,three=unicodes[pair[1]],unicodes[pair[2]]
+ if two and three then
+ local ol=one.ligatures
+ if ol then
+ if not ol[two] then
+ ol[two]=three
+ end
+ else
+ one.ligatures={ [two]=three }
+ end
+ end
+ end
+ end
+ end
+ end
+end
+addligatures=function(rawdata) addthem(rawdata,afm.helpdata.ligatures ) end
+addtexligatures=function(rawdata) addthem(rawdata,afm.helpdata.texligatures) end
+addkerns=function(rawdata)
+ local descriptions=rawdata.descriptions
+ local resources=rawdata.resources
+ local unicodes=resources.unicodes
+ local function do_it_left(what)
+ if what then
+ for unicode,description in next,descriptions do
+ local kerns=description.kerns
+ if kerns then
+ local extrakerns
+ for complex,simple in next,what do
+ complex=unicodes[complex]
+ simple=unicodes[simple]
+ if complex and simple then
+ local ks=kerns[simple]
+ if ks and not kerns[complex] then
+ if extrakerns then
+ extrakerns[complex]=ks
+ else
+ extrakerns={ [complex]=ks }
+ end
+ end
+ end
+ end
+ if extrakerns then
+ description.extrakerns=extrakerns
+ end
+ end
+ end
+ end
+ end
+ local function do_it_copy(what)
+ if what then
+ for complex,simple in next,what do
+ complex=unicodes[complex]
+ simple=unicodes[simple]
+ if complex and simple then
+ local complexdescription=descriptions[complex]
+ if complexdescription then
+ local simpledescription=descriptions[complex]
+ if simpledescription then
+ local extrakerns
+ local kerns=simpledescription.kerns
+ if kerns then
+ for unicode,kern in next,kerns do
+ if extrakerns then
+ extrakerns[unicode]=kern
+ else
+ extrakerns={ [unicode]=kern }
+ end
+ end
+ end
+ local extrakerns=simpledescription.extrakerns
+ if extrakerns then
+ for unicode,kern in next,extrakerns do
+ if extrakerns then
+ extrakerns[unicode]=kern
+ else
+ extrakerns={ [unicode]=kern }
+ end
+ end
+ end
+ if extrakerns then
+ complexdescription.extrakerns=extrakerns
+ end
+ end
+ end
+ end
+ end
+ end
+ end
+ do_it_left(afm.helpdata.leftkerned)
+ do_it_left(afm.helpdata.bothkerned)
+ do_it_copy(afm.helpdata.bothkerned)
+ do_it_copy(afm.helpdata.rightkerned)
+end
+local function adddimensions(data)
+ if data then
+ for unicode,description in next,data.descriptions do
+ local bb=description.boundingbox
+ if bb then
+ local ht,dp=bb[4],-bb[2]
+ if ht==0 or ht<0 then
+ else
+ description.height=ht
+ end
+ if dp==0 or dp<0 then
+ else
+ description.depth=dp
+ end
+ end
+ end
+ end
+end
+local function copytotfm(data)
+ if data and data.descriptions 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 unicodes=resources.unicodes
+ for unicode,description in next,data.descriptions do
+ characters[unicode]={}
+ end
+ local filename=constructors.checkedfilename(resources)
+ local fontname=metadata.fontname or metadata.fullname
+ local fullname=metadata.fullname or metadata.fontname
+ local endash=0x0020
+ local emdash=0x2014
+ local spacer="space"
+ local spaceunits=500
+ local monospaced=metadata.monospaced
+ local charwidth=metadata.charwidth
+ local italicangle=metadata.italicangle
+ local charxheight=metadata.xheight and metadata.xheight>0 and metadata.xheight
+ properties.monospaced=monospaced
+ parameters.italicangle=italicangle
+ parameters.charwidth=charwidth
+ parameters.charxheight=charxheight
+ if properties.monospaced then
+ if descriptions[endash] then
+ spaceunits,spacer=descriptions[endash].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[endash] then
+ spaceunits,spacer=descriptions[endash].width,"space"
+ end
+ if not spaceunits and charwidth then
+ spaceunits,spacer=charwidth,"charwidth"
+ end
+ end
+ spaceunits=tonumber(spaceunits)
+ if spaceunits<200 then
+ end
+ parameters.slant=0
+ parameters.space=spaceunits
+ parameters.space_stretch=500
+ parameters.space_shrink=333
+ parameters.x_height=400
+ parameters.quad=1000
+ 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 afm.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
+ local fd=data.fontdimens
+ if fd and fd[8] and fd[9] and fd[10] then
+ for k,v in next,fd do
+ parameters[k]=v
+ end
+ end
+ parameters.designsize=(metadata.designsize or 10)*65536
+ parameters.ascender=abs(metadata.ascender or 0)
+ parameters.descender=abs(metadata.descender or 0)
+ parameters.units=1000
+ properties.spacer=spacer
+ properties.encodingbytes=2
+ properties.format=fonts.formats[filename] or "type1"
+ properties.filename=filename
+ properties.fontname=fontname
+ properties.fullname=fullname
+ properties.psname=fullname
+ properties.name=filename or fullname or fontname
+ if next(characters) then
+ return {
+ characters=characters,
+ descriptions=descriptions,
+ parameters=parameters,
+ resources=resources,
+ properties=properties,
+ goodies=goodies,
+ }
+ end
+ end
+ return nil
+end
+function afm.setfeatures(tfmdata,features)
+ local okay=constructors.initializefeatures("afm",tfmdata,features,trace_features,report_afm)
+ if okay then
+ return constructors.collectprocessors("afm",tfmdata,features,trace_features,report_afm)
+ else
+ return {}
+ end
+end
+local function addtables(data)
+ local resources=data.resources
+ local lookuptags=resources.lookuptags
+ local unicodes=resources.unicodes
+ if not lookuptags then
+ lookuptags={}
+ resources.lookuptags=lookuptags
+ 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
+ end
+ end
+ return rawget(t,k)
+ end)
+ end
+ constructors.addcoreunicodes(unicodes)
+end
+local function afmtotfm(specification)
+ local afmname=specification.filename or specification.name
+ if specification.forced=="afm" or specification.format=="afm" then
+ if trace_loading then
+ report_afm("forcing afm format for %a",afmname)
+ end
+ else
+ local tfmname=findbinfile(afmname,"ofm") or ""
+ if tfmname~="" then
+ if trace_loading then
+ report_afm("fallback from afm to tfm for %a",afmname)
+ end
+ return
+ end
+ end
+ if afmname~="" then
+ local features=constructors.checkedfeatures("afm",specification.features.normal)
+ specification.features.normal=features
+ constructors.hashinstance(specification,true)
+ specification=definers.resolve(specification)
+ local cache_id=specification.hash
+ local tfmdata=containers.read(constructors.cache,cache_id)
+ if not tfmdata then
+ local rawdata=afm.load(afmname)
+ if rawdata and next(rawdata) then
+ addtables(rawdata)
+ adddimensions(rawdata)
+ tfmdata=copytotfm(rawdata)
+ if tfmdata and next(tfmdata) then
+ 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=afm.setfeatures(tfmdata,features)
+ end
+ elseif trace_loading then
+ report_afm("no (valid) afm file found with name %a",afmname)
+ end
+ tfmdata=containers.write(constructors.cache,cache_id,tfmdata)
+ end
+ return tfmdata
+ end
+end
+local function read_from_afm(specification)
+ local tfmdata=afmtotfm(specification)
+ if tfmdata then
+ tfmdata.properties.name=specification.name
+ tfmdata=constructors.scale(tfmdata,specification)
+ local allfeatures=tfmdata.shared.features or specification.features.normal
+ constructors.applymanipulators("afm",tfmdata,allfeatures,trace_features,report_afm)
+ fonts.loggers.register(tfmdata,'afm',specification)
+ end
+ return tfmdata
+end
+local function prepareligatures(tfmdata,ligatures,value)
+ if value then
+ local descriptions=tfmdata.descriptions
+ local hasligatures=false
+ for unicode,character in next,tfmdata.characters do
+ local description=descriptions[unicode]
+ local dligatures=description.ligatures
+ if dligatures then
+ local cligatures=character.ligatures
+ if not cligatures then
+ cligatures={}
+ character.ligatures=cligatures
+ end
+ for unicode,ligature in next,dligatures do
+ cligatures[unicode]={
+ char=ligature,
+ type=0
+ }
+ end
+ hasligatures=true
+ end
+ end
+ tfmdata.properties.hasligatures=hasligatures
+ end
+end
+local function preparekerns(tfmdata,kerns,value)
+ if value then
+ local rawdata=tfmdata.shared.rawdata
+ local resources=rawdata.resources
+ local unicodes=resources.unicodes
+ local descriptions=tfmdata.descriptions
+ local haskerns=false
+ for u,chr in next,tfmdata.characters do
+ local d=descriptions[u]
+ local newkerns=d[kerns]
+ if newkerns then
+ local kerns=chr.kerns
+ if not kerns then
+ kerns={}
+ chr.kerns=kerns
+ end
+ for k,v in next,newkerns do
+ local uk=unicodes[k]
+ if uk then
+ kerns[uk]=v
+ end
+ end
+ haskerns=true
+ end
+ end
+ tfmdata.properties.haskerns=haskerns
+ end
+end
+local list={
+ [0x0027]=0x2019,
+}
+local function texreplacements(tfmdata,value)
+ local descriptions=tfmdata.descriptions
+ local characters=tfmdata.characters
+ for k,v in next,list do
+ characters [k]=characters [v]
+ descriptions[k]=descriptions[v]
+ end
+end
+local function extrakerns (tfmdata,value) preparekerns (tfmdata,'extrakerns',value) end
+local function setmode(tfmdata,value)
+ if value then
+ tfmdata.properties.mode=lower(value)
+ end
+end
+registerafmfeature {
+ name="mode",
+ description="mode",
+ initializers={
+ base=setmode,
+ node=setmode,
+ }
+}
+registerafmfeature {
+ name="features",
+ description="features",
+ default=true,
+ initializers={
+ node=otf.nodemodeinitializer,
+ base=otf.basemodeinitializer,
+ },
+ processors={
+ node=otf.featuresprocessor,
+ }
+}
+local check_tfm=readers.check_tfm
+fonts.formats.afm="type1"
+fonts.formats.pfb="type1"
+local function check_afm(specification,fullname)
+ local foundname=findbinfile(fullname,'afm') or ""
+ if foundname=="" then
+ foundname=fonts.names.getfilename(fullname,"afm") or ""
+ end
+ if foundname=="" and afm.autoprefixed then
+ local encoding,shortname=match(fullname,"^(.-)%-(.*)$")
+ if encoding and shortname and fonts.encodings.known[encoding] then
+ shortname=findbinfile(shortname,'afm') or ""
+ if shortname~="" then
+ foundname=shortname
+ if trace_defining then
+ report_afm("stripping encoding prefix from filename %a",afmname)
+ end
+ end
+ end
+ end
+ if foundname~="" then
+ specification.filename=foundname
+ specification.format="afm"
+ return read_from_afm(specification)
+ end
+end
+function readers.afm(specification,method)
+ local fullname,tfmdata=specification.filename or "",nil
+ if fullname=="" then
+ local forced=specification.forced or ""
+ if forced~="" then
+ tfmdata=check_afm(specification,specification.name.."."..forced)
+ end
+ if not tfmdata then
+ method=method or definers.method or "afm or tfm"
+ if method=="tfm" then
+ tfmdata=check_tfm(specification,specification.name)
+ elseif method=="afm" then
+ tfmdata=check_afm(specification,specification.name)
+ elseif method=="tfm or afm" then
+ tfmdata=check_tfm(specification,specification.name) or check_afm(specification,specification.name)
+ else
+ tfmdata=check_afm(specification,specification.name) or check_tfm(specification,specification.name)
+ end
+ end
+ else
+ tfmdata=check_afm(specification,fullname)
+ end
+ return tfmdata
+end
+function readers.pfb(specification,method)
+ local original=specification.specification
+ if trace_defining then
+ report_afm("using afm reader for %a",original)
+ end
+ specification.specification=gsub(original,"%.pfb",".afm")
+ specification.forced="afm"
+ return readers.afm(specification,method)
+end
+
+end -- closure
+
+do -- begin closure to overcome local limits and interference
+
+if not modules then modules={} end modules ['font-afk']={
+ version=1.001,
+ comment="companion to font-afm.lua",
+ author="Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright="PRAGMA ADE / ConTeXt Development Team",
+ license="see context related readme files",
+ dataonly=true,
+}
+local allocate=utilities.storage.allocate
+fonts.handlers.afm.helpdata={
+ ligatures=allocate {
+ ['f']={
+ { 'f','ff' },
+ { 'i','fi' },
+ { 'l','fl' },
+ },
+ ['ff']={
+ { 'i','ffi' }
+ },
+ ['fi']={
+ { 'i','fii' }
+ },
+ ['fl']={
+ { 'i','fli' }
+ },
+ ['s']={
+ { 't','st' }
+ },
+ ['i']={
+ { 'j','ij' }
+ },
+ },
+ texligatures=allocate {
+ ['quoteleft']={
+ { 'quoteleft','quotedblleft' }
+ },
+ ['quoteright']={
+ { 'quoteright','quotedblright' }
+ },
+ ['hyphen']={
+ { 'hyphen','endash' }
+ },
+ ['endash']={
+ { 'hyphen','emdash' }
+ }
+ },
+ leftkerned=allocate {
+ AEligature="A",aeligature="a",
+ OEligature="O",oeligature="o",
+ IJligature="I",ijligature="i",
+ AE="A",ae="a",
+ OE="O",oe="o",
+ IJ="I",ij="i",
+ Ssharp="S",ssharp="s",
+ },
+ rightkerned=allocate {
+ AEligature="E",aeligature="e",
+ OEligature="E",oeligature="e",
+ IJligature="J",ijligature="j",
+ AE="E",ae="e",
+ OE="E",oe="e",
+ IJ="J",ij="j",
+ Ssharp="S",ssharp="s",
+ },
+ bothkerned=allocate {
+ Acircumflex="A",acircumflex="a",
+ Ccircumflex="C",ccircumflex="c",
+ Ecircumflex="E",ecircumflex="e",
+ Gcircumflex="G",gcircumflex="g",
+ Hcircumflex="H",hcircumflex="h",
+ Icircumflex="I",icircumflex="i",
+ Jcircumflex="J",jcircumflex="j",
+ Ocircumflex="O",ocircumflex="o",
+ Scircumflex="S",scircumflex="s",
+ Ucircumflex="U",ucircumflex="u",
+ Wcircumflex="W",wcircumflex="w",
+ Ycircumflex="Y",ycircumflex="y",
+ Agrave="A",agrave="a",
+ Egrave="E",egrave="e",
+ Igrave="I",igrave="i",
+ Ograve="O",ograve="o",
+ Ugrave="U",ugrave="u",
+ Ygrave="Y",ygrave="y",
+ Atilde="A",atilde="a",
+ Itilde="I",itilde="i",
+ Otilde="O",otilde="o",
+ Utilde="U",utilde="u",
+ Ntilde="N",ntilde="n",
+ Adiaeresis="A",adiaeresis="a",Adieresis="A",adieresis="a",
+ Ediaeresis="E",ediaeresis="e",Edieresis="E",edieresis="e",
+ Idiaeresis="I",idiaeresis="i",Idieresis="I",idieresis="i",
+ Odiaeresis="O",odiaeresis="o",Odieresis="O",odieresis="o",
+ Udiaeresis="U",udiaeresis="u",Udieresis="U",udieresis="u",
+ Ydiaeresis="Y",ydiaeresis="y",Ydieresis="Y",ydieresis="y",
+ Aacute="A",aacute="a",
+ Cacute="C",cacute="c",
+ Eacute="E",eacute="e",
+ Iacute="I",iacute="i",
+ Lacute="L",lacute="l",
+ Nacute="N",nacute="n",
+ Oacute="O",oacute="o",
+ Racute="R",racute="r",
+ Sacute="S",sacute="s",
+ Uacute="U",uacute="u",
+ Yacute="Y",yacute="y",
+ Zacute="Z",zacute="z",
+ Dstroke="D",dstroke="d",
+ Hstroke="H",hstroke="h",
+ Tstroke="T",tstroke="t",
+ Cdotaccent="C",cdotaccent="c",
+ Edotaccent="E",edotaccent="e",
+ Gdotaccent="G",gdotaccent="g",
+ Idotaccent="I",idotaccent="i",
+ Zdotaccent="Z",zdotaccent="z",
+ Amacron="A",amacron="a",
+ Emacron="E",emacron="e",
+ Imacron="I",imacron="i",
+ Omacron="O",omacron="o",
+ Umacron="U",umacron="u",
+ Ccedilla="C",ccedilla="c",
+ Kcedilla="K",kcedilla="k",
+ Lcedilla="L",lcedilla="l",
+ Ncedilla="N",ncedilla="n",
+ Rcedilla="R",rcedilla="r",
+ Scedilla="S",scedilla="s",
+ Tcedilla="T",tcedilla="t",
+ Ohungarumlaut="O",ohungarumlaut="o",
+ Uhungarumlaut="U",uhungarumlaut="u",
+ Aogonek="A",aogonek="a",
+ Eogonek="E",eogonek="e",
+ Iogonek="I",iogonek="i",
+ Uogonek="U",uogonek="u",
+ Aring="A",aring="a",
+ Uring="U",uring="u",
+ Abreve="A",abreve="a",
+ Ebreve="E",ebreve="e",
+ Gbreve="G",gbreve="g",
+ Ibreve="I",ibreve="i",
+ Obreve="O",obreve="o",
+ Ubreve="U",ubreve="u",
+ Ccaron="C",ccaron="c",
+ Dcaron="D",dcaron="d",
+ Ecaron="E",ecaron="e",
+ Lcaron="L",lcaron="l",
+ Ncaron="N",ncaron="n",
+ Rcaron="R",rcaron="r",
+ Scaron="S",scaron="s",
+ Tcaron="T",tcaron="t",
+ Zcaron="Z",zcaron="z",
+ dotlessI="I",dotlessi="i",
+ dotlessJ="J",dotlessj="j",
+ AEligature="AE",aeligature="ae",AE="AE",ae="ae",
+ OEligature="OE",oeligature="oe",OE="OE",oe="oe",
+ IJligature="IJ",ijligature="ij",IJ="IJ",ij="ij",
+ Lstroke="L",lstroke="l",Lslash="L",lslash="l",
+ Ostroke="O",ostroke="o",Oslash="O",oslash="o",
+ Ssharp="SS",ssharp="ss",
+ Aumlaut="A",aumlaut="a",
+ Eumlaut="E",eumlaut="e",
+ Iumlaut="I",iumlaut="i",
+ Oumlaut="O",oumlaut="o",
+ Uumlaut="U",uumlaut="u",
+ }
+}
+
+end -- closure
+
+do -- begin closure to overcome local limits and interference
+
if not modules then modules={} end modules ['font-lua']={
version=1.001,
comment="companion to font-ini.mkiv",
@@ -24164,17 +24189,18 @@ function nodes.handlers.nodepass(head)
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
+ if not redundant then
+ redundant={ n }
+ else
+ redundant[#redundant+1]=n
+ end
end
end
end
+ local nofbasefonts=#basefonts
if redundant then
for i=1,#redundant do
local r=redundant[i]
@@ -24185,8 +24211,8 @@ function nodes.handlers.nodepass(head)
else
setlink(p,n)
end
- if b>0 then
- for i=1,b do
+ if nofbasefonts>0 then
+ for i=1,nofbasefonts do
local bi=basefonts[i]
if r==bi[1] then
bi[1]=n
@@ -24230,8 +24256,8 @@ function nodes.handlers.nodepass(head)
end
end
end
- if basemodepass and #basefonts>0 then
- for i=1,#basefonts do
+ if basemodepass and nofbasefonts>0 then
+ for i=1,nofbasefonts do
local range=basefonts[i]
local start=range[1]
local stop=range[2]