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-rw-r--r--src/fontloader/runtime/fontloader-reference.lua424
1 files changed, 189 insertions, 235 deletions
diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua
index 3e6f1d1..b848937 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 : 05/08/16 17:30:49
+-- merge date : 05/10/16 23:43:55
do -- begin closure to overcome local limits and interference
@@ -6414,7 +6414,7 @@ local fonts=fonts or {}
local mappings=fonts.mappings or {}
fonts.mappings=mappings
local allocate=utilities.storage.allocate
-local hex=R("AF","09")
+local hex=R("AF","af","09")
local hexfour=(hex*hex*hex^-2)/function(s) return tonumber(s,16) end
local hexsix=(hex*hex*hex^-4)/function(s) return tonumber(s,16) end
local dec=(R("09")^1)/tonumber
@@ -6549,127 +6549,128 @@ function mappings.addtounicode(data,filename,checklookups)
end
local ns=0
local nl=0
- for unic,glyph in next,descriptions do
+ for du,glyph in next,descriptions do
local name=glyph.name
if name then
- local index=glyph.index
- local r=overloads[name]
- if r then
- glyph.unicode=r.unicode
- elseif not unic or unic==-1 or unic>=private or (unic>=0xE000 and unic<=0xF8FF) or unic==0xFFFE or unic==0xFFFF then
- local unicode=unicodevector[name] or contextvector[name]
- if unicode then
- glyph.unicode=unicode
- ns=ns+1
- end
- if (not unicode) and usedmap then
- local foundindex=lpegmatch(oparser,name)
- if foundindex then
- unicode=cidcodes[foundindex]
- if unicode then
- glyph.unicode=unicode
- ns=ns+1
- else
- local reference=cidnames[foundindex]
- if reference then
- local foundindex=lpegmatch(oparser,reference)
- if foundindex then
- unicode=cidcodes[foundindex]
- if unicode then
- glyph.unicode=unicode
- ns=ns+1
- end
- end
- if not unicode or unicode=="" then
- local foundcodes,multiple=lpegmatch(uparser,reference)
- if foundcodes then
- glyph.unicode=foundcodes
- if multiple then
- nl=nl+1
- unicode=true
- else
+ local overload=overloads[name]
+ if overload then
+ glyph.unicode=overload.unicode
+ else
+ local gu=glyph.unicode
+ if not gu or gu==-1 or du>=private or (du>=0xE000 and du<=0xF8FF) or du==0xFFFE or du==0xFFFF then
+ local unicode=unicodevector[name] or contextvector[name]
+ if unicode then
+ glyph.unicode=unicode
+ ns=ns+1
+ end
+ if (not unicode) and usedmap then
+ local foundindex=lpegmatch(oparser,name)
+ if foundindex then
+ unicode=cidcodes[foundindex]
+ if unicode then
+ glyph.unicode=unicode
+ ns=ns+1
+ else
+ local reference=cidnames[foundindex]
+ if reference then
+ local foundindex=lpegmatch(oparser,reference)
+ if foundindex then
+ unicode=cidcodes[foundindex]
+ if unicode then
+ glyph.unicode=unicode
ns=ns+1
- unicode=foundcodes
+ end
+ end
+ if not unicode or unicode=="" then
+ local foundcodes,multiple=lpegmatch(uparser,reference)
+ if foundcodes then
+ glyph.unicode=foundcodes
+ if multiple then
+ nl=nl+1
+ unicode=true
+ else
+ ns=ns+1
+ unicode=foundcodes
+ end
end
end
end
end
end
end
- end
- if not unicode or unicode=="" then
- local split=lpegmatch(namesplitter,name)
- local nsplit=split and #split or 0
- if nsplit==0 then
- elseif nsplit==1 then
- local base=split[1]
- local u=unicodes[base] or unicodevector[base] or contextvector[name]
- if not u then
- elseif type(u)=="table" then
- if u[1]<private then
- unicode=u
- glyph.unicode=unicode
- end
- elseif u<private then
- unicode=u
- glyph.unicode=unicode
- end
- else
- local t,n={},0
- for l=1,nsplit do
- local base=split[l]
+ if not unicode or unicode=="" then
+ local split=lpegmatch(namesplitter,name)
+ local nsplit=split and #split or 0
+ if nsplit==0 then
+ elseif nsplit==1 then
+ local base=split[1]
local u=unicodes[base] or unicodevector[base] or contextvector[name]
if not u then
- break
elseif type(u)=="table" then
- if u[1]>=private then
- break
+ if u[1]<private then
+ unicode=u
+ glyph.unicode=unicode
end
- n=n+1
- t[n]=u[1]
- else
- if u>=private then
+ elseif u<private then
+ unicode=u
+ glyph.unicode=unicode
+ end
+ else
+ local t,n={},0
+ for l=1,nsplit do
+ local base=split[l]
+ local u=unicodes[base] or unicodevector[base] or contextvector[name]
+ if not u then
break
+ elseif type(u)=="table" then
+ if u[1]>=private then
+ break
+ end
+ n=n+1
+ t[n]=u[1]
+ else
+ if u>=private then
+ break
+ end
+ n=n+1
+ t[n]=u
end
- n=n+1
- t[n]=u
+ end
+ if n>0 then
+ if n==1 then
+ unicode=t[1]
+ else
+ unicode=t
+ end
+ glyph.unicode=unicode
end
end
- if n>0 then
- if n==1 then
- unicode=t[1]
+ nl=nl+1
+ end
+ if not unicode or unicode=="" then
+ local foundcodes,multiple=lpegmatch(uparser,name)
+ if foundcodes then
+ glyph.unicode=foundcodes
+ if multiple then
+ nl=nl+1
+ unicode=true
else
- unicode=t
+ ns=ns+1
+ unicode=foundcodes
end
- glyph.unicode=unicode
end
end
- nl=nl+1
- end
- if not unicode or unicode=="" then
- local foundcodes,multiple=lpegmatch(uparser,name)
- if foundcodes then
- glyph.unicode=foundcodes
- if multiple then
- nl=nl+1
- unicode=true
- else
- ns=ns+1
- unicode=foundcodes
- end
+ local r=overloads[unicode]
+ if r then
+ unicode=r.unicode
+ glyph.unicode=unicode
+ end
+ if not unicode then
+ missing[du]=true
+ nofmissing=nofmissing+1
end
- end
- local r=overloads[unicode]
- if r then
- unicode=r.unicode
- glyph.unicode=unicode
- end
- if not unicode then
- missing[unic]=true
- nofmissing=nofmissing+1
end
end
- else
end
end
if type(checklookups)=="function" then
@@ -13052,7 +13053,8 @@ local function checklookups(fontdata,missing,nofmissing)
local done={}
for i,r in next,missing do
if r then
- local name=descriptions[i].name or f_index(i)
+ local data=descriptions[i]
+ local name=data and data.name or f_index(i)
if not ignore[name] then
done[name]=true
end
@@ -14514,7 +14516,7 @@ local trace_defining=false registertracker("fonts.defining",function(v) trace_de
local report_otf=logs.reporter("fonts","otf loading")
local fonts=fonts
local otf=fonts.handlers.otf
-otf.version=3.019
+otf.version=3.020
otf.cache=containers.define("fonts","otl",otf.version,true)
local otfreaders=otf.readers
local hashes=fonts.hashes
@@ -22260,19 +22262,20 @@ if not modules then modules={} end modules ['font-one']={
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 next,type,tonumber,rawget=next,type,tonumber,rawget
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 P,S,R,Cmt,C,Ct,Cs,Carg=lpeg.P,lpeg.S,lpeg.R,lpeg.Cmt,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.Carg
+local lpegmatch,patterns=lpeg.match,lpeg.patterns
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 derivetable=table.derive
local findbinfile=resolvers.findbinfile
local definers=fonts.definers
local readers=fonts.readers
@@ -22284,7 +22287,7 @@ local otfreaders=otf.readers
local otfenhancers=otf.enhancers
local afmfeatures=constructors.newfeatures("afm")
local registerafmfeature=afmfeatures.register
-afm.version=1.505
+afm.version=1.507
afm.cache=containers.define("fonts","afm",afm.version,true)
afm.autoprefixed=true
afm.helpdata={}
@@ -22294,35 +22297,52 @@ 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 words=spacing*C((1-lineend)^1)
+local number=spacing*C((R("09")+S("."))^1)/tonumber*spacing^0
+local data=Carg(1)
+local plus=P("plus")*number
+local minus=P("minus")*number
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
+ data*(
+ ("CODINGSCHEME"*words )/function(t,a) end+("DESIGNSIZE"*number*words )/function(t,a) t[ 1]=a end+("CHECKSUM"*number*words )/function(t,a) t[ 2]=a end+("SPACE"*number*plus*minus )/function(t,a,b,c) t[ 3],t[ 4],t[ 5]=a,b,c end+("QUAD"*number )/function(t,a) t[ 6]=a end+("EXTRASPACE"*number )/function(t,a) t[ 7]=a end+("NUM"*number*number*number )/function(t,a,b,c) t[ 8],t[ 9],t[10]=a,b,c end+("DENOM"*number*number )/function(t,a,b) t[11],t[12]=a,b end+("SUP"*number*number*number )/function(t,a,b,c) t[13],t[14],t[15]=a,b,c end+("SUB"*number*number )/function(t,a,b) t[16],t[17]=a,b end+("SUPDROP"*number )/function(t,a) t[18]=a end+("SUBDROP"*number )/function(t,a) t[19]=a end+("DELIM"*number*number )/function(t,a,b) t[20],t[21]=a,b end+("AXISHEIGHT"*number )/function(t,a) t[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 keys={
+ FontName=function(data,line)
+ data.metadata.fontname=strip(line)
+ data.metadata.fullname=strip(line)
+ end,
+ ItalicAngle=function(data,line)
+ data.metadata.italicangle=tonumber(line)
+ end,
+ IsFixedPitch=function(data,line)
+ data.metadata.monospaced=toboolean(line,true)
+ end,
+ CharWidth=function(data,line)
+ data.metadata.charwidth=tonumber(line)
+ end,
+ XHeight=function(data,line)
+ data.metadata.xheight=tonumber(line)
+ end,
+ Descender=function(data,line)
+ data.metadata.descender=tonumber (line)
+ end,
+ Ascender=function(data,line)
+ data.metadata.ascender=tonumber (line)
+ end,
+ Comment=function(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
@@ -22483,29 +22503,29 @@ local function readafm(filename)
descriptions={
},
}
- afmblob=gsub(afmblob,"StartCharMetrics(.-)EndCharMetrics",function(charmetrics)
+ for charmetrics in gmatch(afmblob,"StartCharMetrics(.-)EndCharMetrics") do
if trace_loading then
report_afm("loading char metrics")
end
get_charmetrics(data,charmetrics,vector)
- return ""
- end)
- afmblob=gsub(afmblob,"StartKernPairs(.-)EndKernPairs",function(kernpairs)
+ break
+ end
+ for kernpairs in gmatch(afmblob,"StartKernPairs(.-)EndKernPairs") do
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)
+ break
+ end
+ for version,fontmetrics in gmatch(afmblob,"StartFontMetrics%s+([%d%.]+)(.-)EndFontMetrics") do
if trace_loading then
report_afm("loading variables")
end
data.afmversion=version
get_variables(data,fontmetrics)
data.fontdimens=scan_comment(fontmetrics)
- return ""
- end)
+ break
+ end
return data
else
if trace_loading then
@@ -22514,7 +22534,29 @@ local function readafm(filename)
return nil
end
end
-local addkerns,unify,normalize,fixnames,addligatures,addtexligatures
+local enhancers={
+}
+local steps={
+ "unify names",
+ "add ligatures",
+ "add extra kerns",
+ "normalize features",
+ "fix names",
+}
+local function applyenhancers(data,filename)
+ for i=1,#steps do
+ local step=steps[i]
+ local enhancer=enhancers[step]
+ if enhancer then
+ if trace_loading then
+ report_afm("applying enhancer %a",step)
+ end
+ enhancer(data,filename)
+ else
+ report_afm("invalid enhancer %a",step)
+ end
+ end
+end
function afm.load(filename)
filename=resolvers.findfile(filename,'afm') or ""
if filename~="" and not fonts.names.ignoredfile(filename) then
@@ -22543,29 +22585,7 @@ function afm.load(filename)
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
+ applyenhancers(data,filename)
fonts.mappings.addtounicode(data,filename)
otfreaders.pack(data)
data.size=size
@@ -22587,12 +22607,10 @@ function afm.load(filename)
end
end
return data
- else
- return nil
end
end
-local uparser=fonts.mappings.makenameparser()
-unify=function(data,filename)
+local uparser=fonts.mappings.makenameparser()
+enhancers["unify names"]=function(data,filename)
local unicodevector=fonts.encodings.agl.unicodes
local unicodes={}
local names={}
@@ -22602,7 +22620,7 @@ unify=function(data,filename)
local code=unicodevector[name]
if not code then
code=lpegmatch(uparser,name)
- if not code then
+ if type(code)~="number" then
code=private
private=private+1
report_afm("assigning private slot %U for unknown glyph name %a",code,name)
@@ -22644,7 +22662,7 @@ unify=function(data,filename)
end
local everywhere={ ["*"]={ ["*"]=true } }
local noflags={ false,false,false,false }
-normalize=function(data)
+enhancers["normalize features"]=function(data)
local ligatures=setmetatableindex("table")
local kerns=setmetatableindex("table")
local extrakerns=setmetatableindex("table")
@@ -22742,7 +22760,7 @@ normalize=function(data)
data.resources.features=features
data.resources.sequences=sequences
end
-fixnames=function(data)
+enhancers["fix names"]=function(data)
for k,v in next,data.descriptions do
local n=v.name
local r=overloads[n]
@@ -22781,9 +22799,10 @@ local addthem=function(rawdata,ligatures)
end
end
end
-addligatures=function(rawdata) addthem(rawdata,afm.helpdata.ligatures ) end
-addtexligatures=function(rawdata) addthem(rawdata,afm.helpdata.texligatures) end
-addkerns=function(rawdata)
+enhancers["add ligatures"]=function(rawdata)
+ addthem(rawdata,afm.helpdata.ligatures)
+end
+enhancers["add extra kerns"]=function(rawdata)
local descriptions=rawdata.descriptions
local resources=rawdata.resources
local unicodes=resources.unicodes
@@ -23083,71 +23102,6 @@ local function read_from_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)
@@ -23228,7 +23182,7 @@ function readers.pfb(specification,method)
if trace_defining then
report_afm("using afm reader for %a",original)
end
- specification.specification=gsub(original,"%.pfb",".afm")
+ specification.specification=file.replacesuffix(original,"afm")
specification.forced="afm"
return readers.afm(specification,method)
end