diff options
Diffstat (limited to 'Master/texmf-dist/tex/luatex/luaotfload/fontloader-2016-02-12.lua')
-rw-r--r-- | Master/texmf-dist/tex/luatex/luaotfload/fontloader-2016-02-12.lua | 13042 |
1 files changed, 0 insertions, 13042 deletions
diff --git a/Master/texmf-dist/tex/luatex/luaotfload/fontloader-2016-02-12.lua b/Master/texmf-dist/tex/luatex/luaotfload/fontloader-2016-02-12.lua deleted file mode 100644 index 4f70339e8db..00000000000 --- a/Master/texmf-dist/tex/luatex/luaotfload/fontloader-2016-02-12.lua +++ /dev/null @@ -1,13042 +0,0 @@ ---[[info----------------------------------------------------------------------- - Luaotfload fontloader package - build 2016-02-12 07:26:10 by phg@phlegethon -------------------------------------------------------------------------------- - - © 2016 PRAGMA ADE / ConTeXt Development Team - - The code in this file is provided under the GPL v2.0 license. See the - file COPYING in the Luaotfload repository for details. - - Report bugs to github.com/lualatex/luaotfload - - This file has been assembled from components taken from Context. See - the Luaotfload documentation for details: - - $ texdoc luaotfload - $ man 1 luaotfload-tool - $ man 5 luaotfload.conf - - Included files: - - · fontloader-data-con.lua - · fontloader-basics-nod.lua - · fontloader-font-ini.lua - · fontloader-font-con.lua - · fontloader-fonts-enc.lua - · fontloader-font-cid.lua - · fontloader-font-map.lua - · fontloader-fonts-syn.lua - · fontloader-font-tfm.lua - · fontloader-font-afm.lua - · fontloader-font-afk.lua - · fontloader-fonts-tfm.lua - · fontloader-font-oti.lua - · fontloader-font-otf.lua - · fontloader-font-otb.lua - · fontloader-font-inj.lua - · fontloader-fonts-ota.lua - · fontloader-font-otn.lua - · fontloader-font-otp.lua - · fontloader-fonts-lua.lua - · fontloader-font-def.lua - · fontloader-fonts-def.lua - · fontloader-fonts-ext.lua - · fontloader-fonts-cbk.lua - ---info]]----------------------------------------------------------------------- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “data-con” 675f5a0af45ffb3e0d2e2ab5d6c2e47b] --- - -if not modules then modules={} end modules ['data-con']={ - version=1.100, - comment="companion to luat-lib.mkiv", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local format,lower,gsub=string.format,string.lower,string.gsub -local trace_cache=false trackers.register("resolvers.cache",function(v) trace_cache=v end) -local trace_containers=false trackers.register("resolvers.containers",function(v) trace_containers=v end) -local trace_storage=false trackers.register("resolvers.storage",function(v) trace_storage=v end) -containers=containers or {} -local containers=containers -containers.usecache=true -local report_containers=logs.reporter("resolvers","containers") -local allocated={} -local mt={ - __index=function(t,k) - if k=="writable" then - local writable=caches.getwritablepath(t.category,t.subcategory) or { "." } - t.writable=writable - return writable - elseif k=="readables" then - local readables=caches.getreadablepaths(t.category,t.subcategory) or { "." } - t.readables=readables - return readables - end - end, - __storage__=true -} -function containers.define(category,subcategory,version,enabled) - if category and subcategory then - local c=allocated[category] - if not c then - c={} - allocated[category]=c - end - local s=c[subcategory] - if not s then - s={ - category=category, - subcategory=subcategory, - storage={}, - enabled=enabled, - version=version or math.pi, - trace=false, - } - setmetatable(s,mt) - c[subcategory]=s - end - return s - end -end -function containers.is_usable(container,name) - return container.enabled and caches and caches.is_writable(container.writable,name) -end -function containers.is_valid(container,name) - if name and name~="" then - local storage=container.storage[name] - return storage and storage.cache_version==container.version - else - return false - end -end -function containers.read(container,name) - local storage=container.storage - local stored=storage[name] - if not stored and container.enabled and caches and containers.usecache then - stored=caches.loaddata(container.readables,name) - if stored and stored.cache_version==container.version then - if trace_cache or trace_containers then - report_containers("action %a, category %a, name %a","load",container.subcategory,name) - end - else - stored=nil - end - storage[name]=stored - elseif stored then - if trace_cache or trace_containers then - report_containers("action %a, category %a, name %a","reuse",container.subcategory,name) - end - end - return stored -end -function containers.write(container,name,data) - if data then - data.cache_version=container.version - if container.enabled and caches then - local unique,shared=data.unique,data.shared - data.unique,data.shared=nil,nil - caches.savedata(container.writable,name,data) - if trace_cache or trace_containers then - report_containers("action %a, category %a, name %a","save",container.subcategory,name) - end - data.unique,data.shared=unique,shared - end - if trace_cache or trace_containers then - report_containers("action %a, category %a, name %a","store",container.subcategory,name) - end - container.storage[name]=data - end - return data -end -function containers.content(container,name) - return container.storage[name] -end -function containers.cleanname(name) - return (gsub(lower(name),"[^%w\128-\255]+","-")) -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “data-con”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “basics-nod” 50d00dd271a4af9b00cccf6ca433827a] --- - -if not modules then modules={} end modules ['luatex-fonts-nod']={ - version=1.001, - comment="companion to luatex-fonts.lua", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -if tex.attribute[0]~=0 then - texio.write_nl("log","!") - texio.write_nl("log","! Attribute 0 is reserved for ConTeXt's font feature management and has to be") - texio.write_nl("log","! set to zero. Also, some attributes in the range 1-255 are used for special") - texio.write_nl("log","! purposes so setting them at the TeX end might break the font handler.") - texio.write_nl("log","!") - tex.attribute[0]=0 -end -attributes=attributes or {} -attributes.unsetvalue=-0x7FFFFFFF -local numbers,last={},127 -attributes.private=attributes.private or function(name) - local number=numbers[name] - if not number then - if last<255 then - last=last+1 - end - number=last - numbers[name]=number - end - return number -end -nodes={} -nodes.pool={} -nodes.handlers={} -local nodecodes={} for k,v in next,node.types () do nodecodes[string.gsub(v,"_","")]=k end -local whatcodes={} for k,v in next,node.whatsits() do whatcodes[string.gsub(v,"_","")]=k end -local glyphcodes=node.subtypes("glyph") -local disccodes=node.subtypes("disc") -for i=0,#glyphcodes do - glyphcodes[glyphcodes[i]]=i -end -for i=0,#disccodes do - disccodes[disccodes[i]]=i -end -nodes.whatcodes=whatcodes -nodes.nodecodes=nodecodes -nodes.glyphcodes=glyphcodes -nodes.disccodes=disccodes -local free_node=node.free -local remove_node=node.remove -local new_node=node.new -local traverse_id=node.traverse_id -nodes.handlers.protectglyphs=node.protect_glyphs -nodes.handlers.unprotectglyphs=node.unprotect_glyphs -local math_code=nodecodes.math -local end_of_math=node.end_of_math -function node.end_of_math(n) - if n.id==math_code and n.subtype==1 then - return n - else - return end_of_math(n) - end -end -function nodes.remove(head,current,free_too) - local t=current - head,current=remove_node(head,current) - if t then - if free_too then - free_node(t) - t=nil - else - t.next,t.prev=nil,nil - end - end - return head,current,t -end -function nodes.delete(head,current) - return nodes.remove(head,current,true) -end -function nodes.pool.kern(k) - local n=new_node("kern",1) - n.kern=k - return n -end -local getfield=node.getfield -local setfield=node.setfield -nodes.getfield=getfield -nodes.setfield=setfield -nodes.getattr=getfield -nodes.setattr=setfield -nodes.tostring=node.tostring or tostring -nodes.copy=node.copy -nodes.copy_list=node.copy_list -nodes.delete=node.delete -nodes.dimensions=node.dimensions -nodes.end_of_math=node.end_of_math -nodes.flush_list=node.flush_list -nodes.flush_node=node.flush_node -nodes.free=node.free -nodes.insert_after=node.insert_after -nodes.insert_before=node.insert_before -nodes.hpack=node.hpack -nodes.new=node.new -nodes.tail=node.tail -nodes.traverse=node.traverse -nodes.traverse_id=node.traverse_id -nodes.slide=node.slide -nodes.vpack=node.vpack -nodes.first_glyph=node.first_glyph -nodes.has_glyph=node.has_glyph or node.first_glyph -nodes.current_attr=node.current_attr -nodes.do_ligature_n=node.do_ligature_n -nodes.has_field=node.has_field -nodes.last_node=node.last_node -nodes.usedlist=node.usedlist -nodes.protrusion_skippable=node.protrusion_skippable -nodes.write=node.write -nodes.has_attribute=node.has_attribute -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.mlist_to_hlist=node.mlist_to_hlist -local direct=node.direct -local nuts={} -nodes.nuts=nuts -local tonode=direct.tonode -local tonut=direct.todirect -nodes.tonode=tonode -nodes.tonut=tonut -nuts.tonode=tonode -nuts.tonut=tonut -local getfield=direct.getfield -local setfield=direct.setfield -nuts.getfield=getfield -nuts.setfield=setfield -nuts.getnext=direct.getnext -nuts.setnext=direct.setnext -nuts.getprev=direct.getprev -nuts.setprev=direct.setprev -nuts.getboth=direct.getboth -nuts.setboth=direct.setboth -nuts.getid=direct.getid -nuts.getattr=direct.get_attribute or direct.has_attribute or getfield -nuts.setattr=setfield -nuts.getfont=direct.getfont -nuts.setfont=direct.setfont -nuts.getsubtype=direct.getsubtype -nuts.setsubtype=direct.setsubtype or function(n,s) setfield(n,"subtype",s) end -nuts.getchar=direct.getchar -nuts.setchar=direct.setchar -nuts.getdisc=direct.getdisc -nuts.setdisc=direct.setdisc -nuts.setlink=direct.setlink -nuts.getlist=direct.getlist -nuts.setlist=direct.setlist or function(n,l) setfield(n,"list",l) end -nuts.getleader=direct.getleader -nuts.setleader=direct.setleader or function(n,l) setfield(n,"leader",l) end -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 -nuts.traverse_char=direct.traverse_char -nuts.ligaturing=direct.ligaturing -nuts.kerning=direct.kerning -nuts.getprop=nuts.getattr -nuts.setprop=nuts.setattr -local new_nut=direct.new -nuts.new=new_nut -nuts.pool={} -function nuts.pool.kern(k) - local n=new_nut("kern",1) - setfield(n,"kern",k) - return n -end -local propertydata=direct.get_properties_table() -nodes.properties={ data=propertydata } -direct.set_properties_mode(true,true) -function direct.set_properties_mode() end -nuts.getprop=function(n,k) - local p=propertydata[n] - if p then - return p[k] - end -end -nuts.setprop=function(n,k,v) - if v then - local p=propertydata[n] - if p then - p[k]=v - else - propertydata[n]={ [k]=v } - end - end -end -nodes.setprop=nodes.setproperty -nodes.getprop=nodes.getproperty - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “basics-nod”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-ini” 179f0a75cda26696c1b1cd6d7fe0d8ae] --- - -if not modules then modules={} end modules ['font-ini']={ - 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 allocate=utilities.storage.allocate -local report_defining=logs.reporter("fonts","defining") -fonts=fonts or {} -local fonts=fonts -fonts.hashes={ identifiers=allocate() } -fonts.tables=fonts.tables or {} -fonts.helpers=fonts.helpers or {} -fonts.tracers=fonts.tracers or {} -fonts.specifiers=fonts.specifiers or {} -fonts.analyzers={} -fonts.readers={} -fonts.definers={ methods={} } -fonts.loggers={ register=function() end } -fontloader.totable=fontloader.to_table - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-ini”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-con” 99aacd19adce25fa35a9a30d43e8ac79] --- - -if not modules then modules={} end modules ['font-con']={ - version=1.001, - comment="companion to font-ini.mkiv", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local next,tostring,rawget=next,tostring,rawget -local format,match,lower,gsub=string.format,string.match,string.lower,string.gsub -local utfbyte=utf.byte -local sort,insert,concat,sortedkeys,serialize,fastcopy=table.sort,table.insert,table.concat,table.sortedkeys,table.serialize,table.fastcopy -local derivetable=table.derive -local trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end) -local trace_scaling=false trackers.register("fonts.scaling",function(v) trace_scaling=v end) -local report_defining=logs.reporter("fonts","defining") -local fonts=fonts -local constructors=fonts.constructors or {} -fonts.constructors=constructors -local handlers=fonts.handlers or {} -fonts.handlers=handlers -local allocate=utilities.storage.allocate -local setmetatableindex=table.setmetatableindex -constructors.dontembed=allocate() -constructors.autocleanup=true -constructors.namemode="fullpath" -constructors.version=1.01 -constructors.cache=containers.define("fonts","constructors",constructors.version,false) -constructors.privateoffset=0xF0000 -constructors.cacheintex=true -constructors.keys={ - properties={ - encodingbytes="number", - embedding="number", - cidinfo={}, - format="string", - fontname="string", - fullname="string", - filename="filename", - psname="string", - name="string", - virtualized="boolean", - hasitalics="boolean", - autoitalicamount="basepoints", - nostackmath="boolean", - noglyphnames="boolean", - mode="string", - hasmath="boolean", - mathitalics="boolean", - textitalics="boolean", - finalized="boolean", - }, - parameters={ - mathsize="number", - scriptpercentage="float", - scriptscriptpercentage="float", - units="cardinal", - designsize="scaledpoints", - expansion={ - stretch="integerscale", - shrink="integerscale", - step="integerscale", - auto="boolean", - }, - protrusion={ - auto="boolean", - }, - slantfactor="float", - extendfactor="float", - factor="float", - hfactor="float", - vfactor="float", - size="scaledpoints", - units="scaledpoints", - scaledpoints="scaledpoints", - slantperpoint="scaledpoints", - spacing={ - width="scaledpoints", - stretch="scaledpoints", - shrink="scaledpoints", - extra="scaledpoints", - }, - xheight="scaledpoints", - quad="scaledpoints", - ascender="scaledpoints", - descender="scaledpoints", - synonyms={ - space="spacing.width", - spacestretch="spacing.stretch", - spaceshrink="spacing.shrink", - extraspace="spacing.extra", - x_height="xheight", - space_stretch="spacing.stretch", - space_shrink="spacing.shrink", - extra_space="spacing.extra", - em="quad", - ex="xheight", - slant="slantperpoint", - }, - }, - description={ - width="basepoints", - height="basepoints", - depth="basepoints", - boundingbox={}, - }, - character={ - width="scaledpoints", - height="scaledpoints", - depth="scaledpoints", - italic="scaledpoints", - }, -} -local designsizes=allocate() -constructors.designsizes=designsizes -local loadedfonts=allocate() -constructors.loadedfonts=loadedfonts -local factors={ - pt=65536.0, - bp=65781.8, -} -function constructors.setfactor(f) - constructors.factor=factors[f or 'pt'] or factors.pt -end -constructors.setfactor() -function constructors.scaled(scaledpoints,designsize) - if scaledpoints<0 then - local factor=constructors.factor - if designsize then - if designsize>factor then - return (- scaledpoints/1000)*designsize - else - return (- scaledpoints/1000)*designsize*factor - end - else - return (- scaledpoints/1000)*10*factor - end - else - return scaledpoints - end -end -function constructors.cleanuptable(tfmdata) - if constructors.autocleanup and tfmdata.properties.virtualized then - for k,v in next,tfmdata.characters do - if v.commands then v.commands=nil end - end - end -end -function constructors.calculatescale(tfmdata,scaledpoints) - local parameters=tfmdata.parameters - if scaledpoints<0 then - scaledpoints=(- scaledpoints/1000)*(tfmdata.designsize or parameters.designsize) - end - return scaledpoints,scaledpoints/(parameters.units or 1000) -end -local unscaled={ - ScriptPercentScaleDown=true, - ScriptScriptPercentScaleDown=true, - RadicalDegreeBottomRaisePercent=true -} -function constructors.assignmathparameters(target,original) - local mathparameters=original.mathparameters - if mathparameters and next(mathparameters) then - local targetparameters=target.parameters - local targetproperties=target.properties - local targetmathparameters={} - local factor=targetproperties.math_is_scaled and 1 or targetparameters.factor - for name,value in next,mathparameters do - if unscaled[name] then - targetmathparameters[name]=value - else - targetmathparameters[name]=value*factor - end - end - if not targetmathparameters.FractionDelimiterSize then - targetmathparameters.FractionDelimiterSize=1.01*targetparameters.size - end - if not mathparameters.FractionDelimiterDisplayStyleSize then - targetmathparameters.FractionDelimiterDisplayStyleSize=2.40*targetparameters.size - end - target.mathparameters=targetmathparameters - end -end -function constructors.beforecopyingcharacters(target,original) -end -function constructors.aftercopyingcharacters(target,original) -end -constructors.sharefonts=false -constructors.nofsharedfonts=0 -local sharednames={} -function constructors.trytosharefont(target,tfmdata) - if constructors.sharefonts then - local characters=target.characters - local n=1 - local t={ target.psname } - local u=sortedkeys(characters) - for i=1,#u do - local k=u[i] - n=n+1;t[n]=k - n=n+1;t[n]=characters[k].index or k - end - local h=md5.HEX(concat(t," ")) - local s=sharednames[h] - if s then - if trace_defining then - report_defining("font %a uses backend resources of font %a",target.fullname,s) - end - target.fullname=s - constructors.nofsharedfonts=constructors.nofsharedfonts+1 - target.properties.sharedwith=s - else - sharednames[h]=target.fullname - end - end -end -function constructors.enhanceparameters(parameters) - local xheight=parameters.x_height - local quad=parameters.quad - local space=parameters.space - local stretch=parameters.space_stretch - local shrink=parameters.space_shrink - local extra=parameters.extra_space - local slant=parameters.slant - parameters.xheight=xheight - parameters.spacestretch=stretch - parameters.spaceshrink=shrink - parameters.extraspace=extra - parameters.em=quad - parameters.ex=xheight - parameters.slantperpoint=slant - parameters.spacing={ - width=space, - stretch=stretch, - shrink=shrink, - extra=extra, - } -end -function constructors.scale(tfmdata,specification) - local target={} - if tonumber(specification) then - specification={ size=specification } - end - target.specification=specification - local scaledpoints=specification.size - local relativeid=specification.relativeid - local properties=tfmdata.properties or {} - local goodies=tfmdata.goodies or {} - local resources=tfmdata.resources or {} - local descriptions=tfmdata.descriptions or {} - local characters=tfmdata.characters or {} - local changed=tfmdata.changed or {} - local shared=tfmdata.shared or {} - local parameters=tfmdata.parameters or {} - local mathparameters=tfmdata.mathparameters or {} - local targetcharacters={} - local targetdescriptions=derivetable(descriptions) - local targetparameters=derivetable(parameters) - local targetproperties=derivetable(properties) - local targetgoodies=goodies - target.characters=targetcharacters - target.descriptions=targetdescriptions - target.parameters=targetparameters - target.properties=targetproperties - target.goodies=targetgoodies - target.shared=shared - target.resources=resources - target.unscaled=tfmdata - local mathsize=tonumber(specification.mathsize) or 0 - local textsize=tonumber(specification.textsize) or scaledpoints - local forcedsize=tonumber(parameters.mathsize ) or 0 - local extrafactor=tonumber(specification.factor ) or 1 - if (mathsize==2 or forcedsize==2) and parameters.scriptpercentage then - scaledpoints=parameters.scriptpercentage*textsize/100 - elseif (mathsize==3 or forcedsize==3) and parameters.scriptscriptpercentage then - scaledpoints=parameters.scriptscriptpercentage*textsize/100 - elseif forcedsize>1000 then - scaledpoints=forcedsize - end - targetparameters.mathsize=mathsize - targetparameters.textsize=textsize - targetparameters.forcedsize=forcedsize - targetparameters.extrafactor=extrafactor - local tounicode=fonts.mappings.tounicode - local defaultwidth=resources.defaultwidth or 0 - local defaultheight=resources.defaultheight or 0 - local defaultdepth=resources.defaultdepth or 0 - local units=parameters.units or 1000 - if target.fonts then - target.fonts=fastcopy(target.fonts) - end - targetproperties.language=properties.language or "dflt" - targetproperties.script=properties.script or "dflt" - targetproperties.mode=properties.mode or "base" - local askedscaledpoints=scaledpoints - local scaledpoints,delta=constructors.calculatescale(tfmdata,scaledpoints,nil,specification) - local hdelta=delta - local vdelta=delta - target.designsize=parameters.designsize - target.units=units - target.units_per_em=units - local direction=properties.direction or tfmdata.direction or 0 - target.direction=direction - properties.direction=direction - target.size=scaledpoints - target.encodingbytes=properties.encodingbytes or 1 - target.embedding=properties.embedding or "subset" - target.tounicode=1 - target.cidinfo=properties.cidinfo - target.format=properties.format - target.cache=constructors.cacheintex and "yes" or "renew" - local fontname=properties.fontname or tfmdata.fontname - local fullname=properties.fullname or tfmdata.fullname - local filename=properties.filename or tfmdata.filename - local psname=properties.psname or tfmdata.psname - local name=properties.name or tfmdata.name - if not psname or psname=="" then - psname=fontname or (fullname and fonts.names.cleanname(fullname)) - end - target.fontname=fontname - target.fullname=fullname - target.filename=filename - target.psname=psname - target.name=name - properties.fontname=fontname - properties.fullname=fullname - properties.filename=filename - properties.psname=psname - properties.name=name - local expansion=parameters.expansion - if expansion then - target.stretch=expansion.stretch - target.shrink=expansion.shrink - target.step=expansion.step - target.auto_expand=expansion.auto - end - local protrusion=parameters.protrusion - if protrusion then - target.auto_protrude=protrusion.auto - end - local extendfactor=parameters.extendfactor or 0 - if extendfactor~=0 and extendfactor~=1 then - hdelta=hdelta*extendfactor - target.extend=extendfactor*1000 - else - target.extend=1000 - end - local slantfactor=parameters.slantfactor or 0 - if slantfactor~=0 then - target.slant=slantfactor*1000 - else - target.slant=0 - end - targetparameters.factor=delta - targetparameters.hfactor=hdelta - targetparameters.vfactor=vdelta - targetparameters.size=scaledpoints - targetparameters.units=units - targetparameters.scaledpoints=askedscaledpoints - local isvirtual=properties.virtualized or tfmdata.type=="virtual" - local hasquality=target.auto_expand or target.auto_protrude - local hasitalics=properties.hasitalics - local autoitalicamount=properties.autoitalicamount - local stackmath=not properties.nostackmath - local nonames=properties.noglyphnames - local haskerns=properties.haskerns or properties.mode=="base" - local hasligatures=properties.hasligatures or properties.mode=="base" - local realdimensions=properties.realdimensions - if changed and not next(changed) then - changed=false - end - target.type=isvirtual and "virtual" or "real" - target.postprocessors=tfmdata.postprocessors - local targetslant=(parameters.slant or parameters[1] or 0)*factors.pt - local targetspace=(parameters.space or parameters[2] or 0)*hdelta - local targetspace_stretch=(parameters.space_stretch or parameters[3] or 0)*hdelta - local targetspace_shrink=(parameters.space_shrink or parameters[4] or 0)*hdelta - local targetx_height=(parameters.x_height or parameters[5] or 0)*vdelta - local targetquad=(parameters.quad or parameters[6] or 0)*hdelta - local targetextra_space=(parameters.extra_space or parameters[7] or 0)*hdelta - targetparameters.slant=targetslant - targetparameters.space=targetspace - targetparameters.space_stretch=targetspace_stretch - targetparameters.space_shrink=targetspace_shrink - targetparameters.x_height=targetx_height - targetparameters.quad=targetquad - targetparameters.extra_space=targetextra_space - local ascender=parameters.ascender - if ascender then - targetparameters.ascender=delta*ascender - end - local descender=parameters.descender - if descender then - targetparameters.descender=delta*descender - end - constructors.enhanceparameters(targetparameters) - local protrusionfactor=(targetquad~=0 and 1000/targetquad) or 0 - local scaledwidth=defaultwidth*hdelta - local scaledheight=defaultheight*vdelta - local scaleddepth=defaultdepth*vdelta - local hasmath=(properties.hasmath or next(mathparameters)) and true - if hasmath then - constructors.assignmathparameters(target,tfmdata) - properties.hasmath=true - target.nomath=false - target.MathConstants=target.mathparameters - else - properties.hasmath=false - target.nomath=true - target.mathparameters=nil - end - if hasmath then - local mathitalics=properties.mathitalics - if mathitalics==false then - if trace_defining then - report_defining("%s italics %s for font %a, fullname %a, filename %a","math",hasitalics and "ignored" or "disabled",name,fullname,filename) - end - hasitalics=false - autoitalicamount=false - end - else - local textitalics=properties.textitalics - if textitalics==false then - if trace_defining then - report_defining("%s italics %s for font %a, fullname %a, filename %a","text",hasitalics and "ignored" or "disabled",name,fullname,filename) - end - hasitalics=false - autoitalicamount=false - end - end - if trace_defining then - report_defining("defining tfm, name %a, fullname %a, filename %a, hscale %a, vscale %a, math %a, italics %a", - name,fullname,filename,hdelta,vdelta,hasmath and "enabled" or "disabled",hasitalics and "enabled" or "disabled") - end - constructors.beforecopyingcharacters(target,tfmdata) - local sharedkerns={} - for unicode,character in next,characters do - local chr,description,index - if changed then - local c=changed[unicode] - if c then - description=descriptions[c] or descriptions[unicode] or character - character=characters[c] or character - index=description.index or c - else - description=descriptions[unicode] or character - index=description.index or unicode - end - else - description=descriptions[unicode] or character - index=description.index or unicode - end - local width=description.width - local height=description.height - local depth=description.depth - if realdimensions then - if not height or height==0 then - local bb=description.boundingbox - local ht=bb[4] - if ht~=0 then - height=ht - end - if not depth or depth==0 then - local dp=-bb[2] - if dp~=0 then - depth=dp - end - end - elseif not depth or depth==0 then - local dp=-description.boundingbox[2] - if dp~=0 then - depth=dp - end - end - end - if width then width=hdelta*width else width=scaledwidth end - if height then height=vdelta*height else height=scaledheight end - if depth and depth~=0 then - depth=delta*depth - if nonames then - chr={ - index=index, - height=height, - depth=depth, - width=width, - } - else - chr={ - name=description.name, - index=index, - height=height, - depth=depth, - width=width, - } - end - else - if nonames then - chr={ - index=index, - height=height, - width=width, - } - else - chr={ - name=description.name, - index=index, - height=height, - width=width, - } - end - end - local isunicode=description.unicode - if isunicode then - chr.unicode=isunicode - chr.tounicode=tounicode(isunicode) - end - if hasquality then - local ve=character.expansion_factor - if ve then - chr.expansion_factor=ve*1000 - end - local vl=character.left_protruding - if vl then - chr.left_protruding=protrusionfactor*width*vl - end - local vr=character.right_protruding - if vr then - chr.right_protruding=protrusionfactor*width*vr - end - end - if hasmath then - local vn=character.next - if vn then - chr.next=vn - else - local vv=character.vert_variants - if vv then - local t={} - for i=1,#vv do - local vvi=vv[i] - t[i]={ - ["start"]=(vvi["start"] or 0)*vdelta, - ["end"]=(vvi["end"] or 0)*vdelta, - ["advance"]=(vvi["advance"] or 0)*vdelta, - ["extender"]=vvi["extender"], - ["glyph"]=vvi["glyph"], - } - end - chr.vert_variants=t - else - local hv=character.horiz_variants - if hv then - local t={} - for i=1,#hv do - local hvi=hv[i] - t[i]={ - ["start"]=(hvi["start"] or 0)*hdelta, - ["end"]=(hvi["end"] or 0)*hdelta, - ["advance"]=(hvi["advance"] or 0)*hdelta, - ["extender"]=hvi["extender"], - ["glyph"]=hvi["glyph"], - } - end - chr.horiz_variants=t - end - end - end - local vi=character.vert_italic - if vi and vi~=0 then - chr.vert_italic=vi*hdelta - end - local va=character.accent - if va then - chr.top_accent=vdelta*va - end - if stackmath then - local mk=character.mathkerns - if mk then - local kerns={} - local v=mk.top_right if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.top_right=k end - local v=mk.top_left if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.top_left=k end - local v=mk.bottom_left if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.bottom_left=k end - local v=mk.bottom_right if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.bottom_right=k end - chr.mathkern=kerns - end - end - if hasitalics then - local vi=character.italic - if vi and vi~=0 then - chr.italic=vi*hdelta - end - end - elseif autoitalicamount then - local vi=description.italic - if not vi then - local vi=description.boundingbox[3]-description.width+autoitalicamount - if vi>0 then - chr.italic=vi*hdelta - end - elseif vi~=0 then - chr.italic=vi*hdelta - end - elseif hasitalics then - local vi=character.italic - if vi and vi~=0 then - chr.italic=vi*hdelta - end - end - if haskerns then - local vk=character.kerns - if vk then - local s=sharedkerns[vk] - if not s then - s={} - for k,v in next,vk do s[k]=v*hdelta end - sharedkerns[vk]=s - end - chr.kerns=s - end - end - if hasligatures then - local vl=character.ligatures - if vl then - if true then - chr.ligatures=vl - else - local tt={} - for i,l in next,vl do - tt[i]=l - end - chr.ligatures=tt - end - end - end - if isvirtual then - local vc=character.commands - if vc then - local ok=false - for i=1,#vc do - local key=vc[i][1] - if key=="right" or key=="down" then - ok=true - break - end - end - if ok then - local tt={} - for i=1,#vc do - local ivc=vc[i] - local key=ivc[1] - if key=="right" then - tt[i]={ key,ivc[2]*hdelta } - elseif key=="down" then - tt[i]={ key,ivc[2]*vdelta } - elseif key=="rule" then - tt[i]={ key,ivc[2]*vdelta,ivc[3]*hdelta } - else - tt[i]=ivc - end - end - chr.commands=tt - else - chr.commands=vc - end - chr.index=nil - end - end - targetcharacters[unicode]=chr - end - properties.setitalics=hasitalics - constructors.aftercopyingcharacters(target,tfmdata) - constructors.trytosharefont(target,tfmdata) - return target -end -function constructors.finalize(tfmdata) - if tfmdata.properties and tfmdata.properties.finalized then - return - end - if not tfmdata.characters then - return nil - end - if not tfmdata.goodies then - tfmdata.goodies={} - end - local parameters=tfmdata.parameters - if not parameters then - return nil - end - if not parameters.expansion then - parameters.expansion={ - stretch=tfmdata.stretch or 0, - shrink=tfmdata.shrink or 0, - step=tfmdata.step or 0, - auto=tfmdata.auto_expand or false, - } - end - if not parameters.protrusion then - parameters.protrusion={ - auto=auto_protrude - } - end - if not parameters.size then - parameters.size=tfmdata.size - end - if not parameters.extendfactor then - parameters.extendfactor=tfmdata.extend or 0 - end - if not parameters.slantfactor then - parameters.slantfactor=tfmdata.slant or 0 - end - local designsize=parameters.designsize - if designsize then - parameters.minsize=tfmdata.minsize or designsize - parameters.maxsize=tfmdata.maxsize or designsize - else - designsize=factors.pt*10 - parameters.designsize=designsize - parameters.minsize=designsize - parameters.maxsize=designsize - end - parameters.minsize=tfmdata.minsize or parameters.designsize - parameters.maxsize=tfmdata.maxsize or parameters.designsize - if not parameters.units then - parameters.units=tfmdata.units or tfmdata.units_per_em or 1000 - end - if not tfmdata.descriptions then - local descriptions={} - setmetatableindex(descriptions,function(t,k) local v={} t[k]=v return v end) - tfmdata.descriptions=descriptions - end - local properties=tfmdata.properties - if not properties then - properties={} - tfmdata.properties=properties - end - if not properties.virtualized then - properties.virtualized=tfmdata.type=="virtual" - end - if not tfmdata.properties then - tfmdata.properties={ - fontname=tfmdata.fontname, - filename=tfmdata.filename, - fullname=tfmdata.fullname, - name=tfmdata.name, - psname=tfmdata.psname, - encodingbytes=tfmdata.encodingbytes or 1, - embedding=tfmdata.embedding or "subset", - tounicode=tfmdata.tounicode or 1, - cidinfo=tfmdata.cidinfo or nil, - format=tfmdata.format or "type1", - direction=tfmdata.direction or 0, - } - end - if not tfmdata.resources then - tfmdata.resources={} - end - if not tfmdata.shared then - tfmdata.shared={} - end - if not properties.hasmath then - properties.hasmath=not tfmdata.nomath - end - tfmdata.MathConstants=nil - tfmdata.postprocessors=nil - tfmdata.fontname=nil - tfmdata.filename=nil - tfmdata.fullname=nil - tfmdata.name=nil - tfmdata.psname=nil - tfmdata.encodingbytes=nil - tfmdata.embedding=nil - tfmdata.tounicode=nil - tfmdata.cidinfo=nil - tfmdata.format=nil - tfmdata.direction=nil - tfmdata.type=nil - tfmdata.nomath=nil - tfmdata.designsize=nil - tfmdata.size=nil - tfmdata.stretch=nil - tfmdata.shrink=nil - tfmdata.step=nil - tfmdata.auto_expand=nil - tfmdata.auto_protrude=nil - tfmdata.extend=nil - tfmdata.slant=nil - tfmdata.units=nil - tfmdata.units_per_em=nil - tfmdata.cache=nil - properties.finalized=true - return tfmdata -end -local hashmethods={} -constructors.hashmethods=hashmethods -function constructors.hashfeatures(specification) - local features=specification.features - if features then - local t,tn={},0 - for category,list in next,features do - if next(list) then - local hasher=hashmethods[category] - if hasher then - local hash=hasher(list) - if hash then - tn=tn+1 - t[tn]=category..":"..hash - end - end - end - end - if tn>0 then - return concat(t," & ") - end - end - return "unknown" -end -hashmethods.normal=function(list) - local s={} - local n=0 - for k,v in next,list do - if not k then - elseif k=="number" or k=="features" then - else - n=n+1 - s[n]=k - end - end - if n>0 then - sort(s) - for i=1,n do - local k=s[i] - s[i]=k..'='..tostring(list[k]) - end - return concat(s,"+") - end -end -function constructors.hashinstance(specification,force) - local hash,size,fallbacks=specification.hash,specification.size,specification.fallbacks - if force or not hash then - hash=constructors.hashfeatures(specification) - specification.hash=hash - end - if size<1000 and designsizes[hash] then - size=math.round(constructors.scaled(size,designsizes[hash])) - specification.size=size - end - if fallbacks then - return hash..' @ '..tostring(size)..' @ '..fallbacks - else - return hash..' @ '..tostring(size) - end -end -function constructors.setname(tfmdata,specification) - if constructors.namemode=="specification" then - local specname=specification.specification - if specname then - tfmdata.properties.name=specname - if trace_defining then - report_otf("overloaded fontname %a",specname) - end - end - end -end -function constructors.checkedfilename(data) - local foundfilename=data.foundfilename - if not foundfilename then - local askedfilename=data.filename or "" - if askedfilename~="" then - askedfilename=resolvers.resolve(askedfilename) - foundfilename=resolvers.findbinfile(askedfilename,"") or "" - if foundfilename=="" then - report_defining("source file %a is not found",askedfilename) - foundfilename=resolvers.findbinfile(file.basename(askedfilename),"") or "" - if foundfilename~="" then - report_defining("using source file %a due to cache mismatch",foundfilename) - end - end - end - data.foundfilename=foundfilename - end - return foundfilename -end -local formats=allocate() -fonts.formats=formats -setmetatableindex(formats,function(t,k) - local l=lower(k) - if rawget(t,k) then - t[k]=l - return l - end - return rawget(t,file.suffix(l)) -end) -local locations={} -local function setindeed(mode,target,group,name,action,position) - local t=target[mode] - if not t then - report_defining("fatal error in setting feature %a, group %a, mode %a",name,group,mode) - os.exit() - elseif position then - insert(t,position,{ name=name,action=action }) - else - for i=1,#t do - local ti=t[i] - if ti.name==name then - ti.action=action - return - end - end - insert(t,{ name=name,action=action }) - end -end -local function set(group,name,target,source) - target=target[group] - if not target then - report_defining("fatal target error in setting feature %a, group %a",name,group) - os.exit() - end - local source=source[group] - if not source then - report_defining("fatal source error in setting feature %a, group %a",name,group) - os.exit() - end - local node=source.node - local base=source.base - local position=source.position - if node then - setindeed("node",target,group,name,node,position) - end - if base then - setindeed("base",target,group,name,base,position) - end -end -local function register(where,specification) - local name=specification.name - if name and name~="" then - local default=specification.default - local description=specification.description - local initializers=specification.initializers - local processors=specification.processors - local manipulators=specification.manipulators - local modechecker=specification.modechecker - if default then - where.defaults[name]=default - end - if description and description~="" then - where.descriptions[name]=description - end - if initializers then - set('initializers',name,where,specification) - end - if processors then - set('processors',name,where,specification) - end - if manipulators then - set('manipulators',name,where,specification) - end - if modechecker then - where.modechecker=modechecker - end - end -end -constructors.registerfeature=register -function constructors.getfeatureaction(what,where,mode,name) - what=handlers[what].features - if what then - where=what[where] - if where then - mode=where[mode] - if mode then - for i=1,#mode do - local m=mode[i] - if m.name==name then - return m.action - end - end - end - end - end -end -function constructors.newhandler(what) - local handler=handlers[what] - if not handler then - handler={} - handlers[what]=handler - end - return handler -end -function constructors.newfeatures(what) - local handler=handlers[what] - local features=handler.features - if not features then - local tables=handler.tables - local statistics=handler.statistics - features=allocate { - defaults={}, - descriptions=tables and tables.features or {}, - used=statistics and statistics.usedfeatures or {}, - initializers={ base={},node={} }, - processors={ base={},node={} }, - manipulators={ base={},node={} }, - } - features.register=function(specification) return register(features,specification) end - handler.features=features - end - return features -end -function constructors.checkedfeatures(what,features) - local defaults=handlers[what].features.defaults - if features and next(features) then - features=fastcopy(features) - for key,value in next,defaults do - if features[key]==nil then - features[key]=value - end - end - return features - else - return fastcopy(defaults) - end -end -function constructors.initializefeatures(what,tfmdata,features,trace,report) - if features and next(features) then - local properties=tfmdata.properties or {} - local whathandler=handlers[what] - local whatfeatures=whathandler.features - local whatinitializers=whatfeatures.initializers - local whatmodechecker=whatfeatures.modechecker - local mode=properties.mode or (whatmodechecker and whatmodechecker(tfmdata,features,features.mode)) or features.mode or "base" - properties.mode=mode - features.mode=mode - local done={} - while true do - local redo=false - local initializers=whatfeatures.initializers[mode] - if initializers then - for i=1,#initializers do - local step=initializers[i] - local feature=step.name - local value=features[feature] - if not value then - elseif done[feature] then - else - local action=step.action - if trace then - report("initializing feature %a to %a for mode %a for font %a",feature, - value,mode,tfmdata.properties.fullname) - end - action(tfmdata,value,features) - if mode~=properties.mode or mode~=features.mode then - if whatmodechecker then - properties.mode=whatmodechecker(tfmdata,features,properties.mode) - features.mode=properties.mode - end - if mode~=properties.mode then - mode=properties.mode - redo=true - end - end - done[feature]=true - end - if redo then - break - end - end - if not redo then - break - end - else - break - end - end - properties.mode=mode - return true - else - return false - end -end -function constructors.collectprocessors(what,tfmdata,features,trace,report) - local processes,nofprocesses={},0 - if features and next(features) then - local properties=tfmdata.properties - local whathandler=handlers[what] - local whatfeatures=whathandler.features - local whatprocessors=whatfeatures.processors - local mode=properties.mode - local processors=whatprocessors[mode] - if processors then - for i=1,#processors do - local step=processors[i] - local feature=step.name - if features[feature] then - local action=step.action - if trace then - report("installing feature processor %a for mode %a for font %a",feature,mode,tfmdata.properties.fullname) - end - if action then - nofprocesses=nofprocesses+1 - processes[nofprocesses]=action - end - end - end - elseif trace then - report("no feature processors for mode %a for font %a",mode,properties.fullname) - end - end - return processes -end -function constructors.applymanipulators(what,tfmdata,features,trace,report) - if features and next(features) then - local properties=tfmdata.properties - local whathandler=handlers[what] - local whatfeatures=whathandler.features - local whatmanipulators=whatfeatures.manipulators - local mode=properties.mode - local manipulators=whatmanipulators[mode] - if manipulators then - for i=1,#manipulators do - local step=manipulators[i] - local feature=step.name - local value=features[feature] - if value then - local action=step.action - if trace then - report("applying feature manipulator %a for mode %a for font %a",feature,mode,properties.fullname) - end - if action then - action(tfmdata,feature,value) - end - end - end - end - end -end -function constructors.addcoreunicodes(unicodes) - if not unicodes then - unicodes={} - end - unicodes.space=0x0020 - unicodes.hyphen=0x002D - unicodes.zwj=0x200D - unicodes.zwnj=0x200C - return unicodes -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-con”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-enc” b224fe179312d924ffaf8334cf5ef15b] --- - -if not modules then modules={} end modules ['luatex-font-enc']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -fonts.encodings={} -fonts.encodings.agl={} -fonts.encodings.known={} -setmetatable(fonts.encodings.agl,{ __index=function(t,k) - if k=="unicodes" then - texio.write(" <loading (extended) adobe glyph list>") - local unicodes=dofile(resolvers.findfile("font-age.lua")) - fonts.encodings.agl={ unicodes=unicodes } - return unicodes - else - return nil - end -end }) - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-enc”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-cid” 52421d1fdaa07ec4b1d936c6ff5079be] --- - -if not modules then modules={} end modules ['font-cid']={ - version=1.001, - comment="companion to font-otf.lua (cidmaps)", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local format,match,lower=string.format,string.match,string.lower -local tonumber=tonumber -local P,S,R,C,V,lpegmatch=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.V,lpeg.match -local fonts,logs,trackers=fonts,logs,trackers -local trace_loading=false trackers.register("otf.loading",function(v) trace_loading=v end) -local report_otf=logs.reporter("fonts","otf loading") -local cid={} -fonts.cid=cid -local cidmap={} -local cidmax=10 -local number=C(R("09","af","AF")^1) -local space=S(" \n\r\t") -local spaces=space^0 -local period=P(".") -local periods=period*period -local name=P("/")*C((1-space)^1) -local unicodes,names={},{} -local function do_one(a,b) - unicodes[tonumber(a)]=tonumber(b,16) -end -local function do_range(a,b,c) - c=tonumber(c,16) - for i=tonumber(a),tonumber(b) do - unicodes[i]=c - c=c+1 - end -end -local function do_name(a,b) - names[tonumber(a)]=b -end -local grammar=P { "start", - start=number*spaces*number*V("series"), - series=(spaces*(V("one")+V("range")+V("named")))^1, - one=(number*spaces*number)/do_one, - range=(number*periods*number*spaces*number)/do_range, - named=(number*spaces*name)/do_name -} -local function loadcidfile(filename) - local data=io.loaddata(filename) - if data then - unicodes,names={},{} - lpegmatch(grammar,data) - local supplement,registry,ordering=match(filename,"^(.-)%-(.-)%-()%.(.-)$") - return { - supplement=supplement, - registry=registry, - ordering=ordering, - filename=filename, - unicodes=unicodes, - names=names, - } - end -end -cid.loadfile=loadcidfile -local template="%s-%s-%s.cidmap" -local function locate(registry,ordering,supplement) - local filename=format(template,registry,ordering,supplement) - local hashname=lower(filename) - local found=cidmap[hashname] - if not found then - if trace_loading then - report_otf("checking cidmap, registry %a, ordering %a, supplement %a, filename %a",registry,ordering,supplement,filename) - end - local fullname=resolvers.findfile(filename,'cid') or "" - if fullname~="" then - found=loadcidfile(fullname) - if found then - if trace_loading then - report_otf("using cidmap file %a",filename) - end - cidmap[hashname]=found - found.usedname=file.basename(filename) - end - end - end - return found -end -function cid.getmap(specification) - if not specification then - report_otf("invalid cidinfo specification, table expected") - return - end - local registry=specification.registry - local ordering=specification.ordering - local supplement=specification.supplement - local filename=format(registry,ordering,supplement) - local lowername=lower(filename) - local found=cidmap[lowername] - if found then - return found - end - if ordering=="Identity" then - local found={ - supplement=supplement, - registry=registry, - ordering=ordering, - filename=filename, - unicodes={}, - names={}, - } - cidmap[lowername]=found - return found - end - if trace_loading then - report_otf("cidmap needed, registry %a, ordering %a, supplement %a",registry,ordering,supplement) - end - found=locate(registry,ordering,supplement) - if not found then - local supnum=tonumber(supplement) - local cidnum=nil - if supnum<cidmax then - for s=supnum+1,cidmax do - local c=locate(registry,ordering,s) - if c then - found,cidnum=c,s - break - end - end - end - if not found and supnum>0 then - for s=supnum-1,0,-1 do - local c=locate(registry,ordering,s) - if c then - found,cidnum=c,s - break - end - end - end - registry=lower(registry) - ordering=lower(ordering) - if found and cidnum>0 then - for s=0,cidnum-1 do - local filename=format(template,registry,ordering,s) - if not cidmap[filename] then - cidmap[filename]=found - end - end - end - end - return found -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-cid”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-map” a20a454f933095d78faf1d5f8200d025] --- - -if not modules then modules={} end modules ['font-map']={ - 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 tonumber,next,type=tonumber,next,type -local match,format,find,concat,gsub,lower=string.match,string.format,string.find,table.concat,string.gsub,string.lower -local P,R,S,C,Ct,Cc,lpegmatch=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Ct,lpeg.Cc,lpeg.match -local utfbyte=utf.byte -local floor=math.floor -local formatters=string.formatters -local trace_loading=false trackers.register("fonts.loading",function(v) trace_loading=v end) -local trace_mapping=false trackers.register("fonts.mapping",function(v) trace_unimapping=v end) -local report_fonts=logs.reporter("fonts","loading") -local fonts=fonts or {} -local mappings=fonts.mappings or {} -fonts.mappings=mappings -local allocate=utilities.storage.allocate -local hex=R("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 -local period=P(".") -local unicode=(P("uni")+P("UNI"))*(hexfour*(period+P(-1))*Cc(false)+Ct(hexfour^1)*Cc(true)) -local ucode=(P("u")+P("U") )*(hexsix*(period+P(-1))*Cc(false)+Ct(hexsix^1)*Cc(true)) -local index=P("index")*dec*Cc(false) -local parser=unicode+ucode+index -local parsers={} -local function makenameparser(str) - if not str or str=="" then - return parser - else - local p=parsers[str] - if not p then - p=P(str)*period*dec*Cc(false) - parsers[str]=p - end - return p - end -end -local f_single=formatters["%04X"] -local f_double=formatters["%04X%04X"] -local function tounicode16(unicode,name) - if unicode<0x10000 then - return f_single(unicode) - elseif unicode<0x1FFFFFFFFF then - return f_double(floor(unicode/1024),unicode%1024+0xDC00) - else - report_fonts("can't convert %a in %a into tounicode",unicode,name) - end -end -local function tounicode16sequence(unicodes,name) - local t={} - for l=1,#unicodes do - local u=unicodes[l] - if u<0x10000 then - t[l]=f_single(u) - elseif unicode<0x1FFFFFFFFF then - t[l]=f_double(floor(u/1024),u%1024+0xDC00) - else - report_fonts ("can't convert %a in %a into tounicode",u,name) - return - end - end - return concat(t) -end -local function tounicode(unicode,name) - if type(unicode)=="table" then - local t={} - for l=1,#unicode do - local u=unicode[l] - if u<0x10000 then - t[l]=f_single(u) - elseif u<0x1FFFFFFFFF then - t[l]=f_double(floor(u/1024),u%1024+0xDC00) - else - report_fonts ("can't convert %a in %a into tounicode",u,name) - return - end - end - return concat(t) - else - if unicode<0x10000 then - return f_single(unicode) - elseif unicode<0x1FFFFFFFFF then - return f_double(floor(unicode/1024),unicode%1024+0xDC00) - else - report_fonts("can't convert %a in %a into tounicode",unicode,name) - end - end -end -local function fromunicode16(str) - if #str==4 then - return tonumber(str,16) - else - local l,r=match(str,"(....)(....)") - return (tonumber(l,16))*0x400+tonumber(r,16)-0xDC00 - end -end -mappings.makenameparser=makenameparser -mappings.tounicode=tounicode -mappings.tounicode16=tounicode16 -mappings.tounicode16sequence=tounicode16sequence -mappings.fromunicode16=fromunicode16 -local ligseparator=P("_") -local varseparator=P(".") -local namesplitter=Ct(C((1-ligseparator-varseparator)^1)*(ligseparator*C((1-ligseparator-varseparator)^1))^0) -local overloads=allocate { - IJ={ name="I_J",unicode={ 0x49,0x4A },mess=0x0132 }, - ij={ name="i_j",unicode={ 0x69,0x6A },mess=0x0133 }, - ff={ name="f_f",unicode={ 0x66,0x66 },mess=0xFB00 }, - fi={ name="f_i",unicode={ 0x66,0x69 },mess=0xFB01 }, - fl={ name="f_l",unicode={ 0x66,0x6C },mess=0xFB02 }, - ffi={ name="f_f_i",unicode={ 0x66,0x66,0x69 },mess=0xFB03 }, - ffl={ name="f_f_l",unicode={ 0x66,0x66,0x6C },mess=0xFB04 }, - fj={ name="f_j",unicode={ 0x66,0x6A } }, - fk={ name="f_k",unicode={ 0x66,0x6B } }, -} -for k,v in next,overloads do - local name=v.name - local mess=v.mess - if name then - overloads[name]=v - end - if mess then - overloads[mess]=v - end -end -mappings.overloads=overloads -function mappings.addtounicode(data,filename,checklookups) - local resources=data.resources - local unicodes=resources.unicodes - if not unicodes then - return - end - local properties=data.properties - local descriptions=data.descriptions - unicodes['space']=unicodes['space'] or 32 - unicodes['hyphen']=unicodes['hyphen'] or 45 - unicodes['zwj']=unicodes['zwj'] or 0x200D - unicodes['zwnj']=unicodes['zwnj'] or 0x200C - local private=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 - local unicodevector=fonts.encodings.agl.unicodes or {} - local contextvector=fonts.encodings.agl.ctxcodes or {} - local missing={} - local nofmissing=0 - local oparser=nil - local cidnames=nil - local cidcodes=nil - local cidinfo=properties.cidinfo - local usedmap=cidinfo and fonts.cid.getmap(cidinfo) - local uparser=makenameparser() - if usedmap then - oparser=usedmap and makenameparser(cidinfo.ordering) - cidnames=usedmap.names - cidcodes=usedmap.unicodes - end - local ns=0 - local nl=0 - for unic,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 - ns=ns+1 - unicode=foundcodes - 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] - 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 - end - if n>0 then - if n==1 then - unicode=t[1] - else - unicode=t - 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 - 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 - checklookups(data,missing,nofmissing) - end - if trace_mapping then - for unic,glyph in table.sortedhash(descriptions) do - local name=glyph.name - local index=glyph.index - local unicode=glyph.unicode - if unicode then - if type(unicode)=="table" then - local unicodes={} - for i=1,#unicode do - unicodes[i]=formatters("%U",unicode[i]) - end - report_fonts("internal slot %U, name %a, unicode %U, tounicode % t",index,name,unic,unicodes) - else - report_fonts("internal slot %U, name %a, unicode %U, tounicode %U",index,name,unic,unicode) - end - else - report_fonts("internal slot %U, name %a, unicode %U",index,name,unic) - end - end - end - if trace_loading and (ns>0 or nl>0) then - report_fonts("%s tounicode entries added, ligatures %s",nl+ns,ns) - end -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-map”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-syn” 9729d0e49b770f78e88dab86739e0297] --- - -if not modules then modules={} end modules ['luatex-fonts-syn']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -fonts.names=fonts.names or {} -fonts.names.version=1.001 -fonts.names.basename="luatex-fonts-names" -fonts.names.new_to_old={} -fonts.names.old_to_new={} -fonts.names.cache=containers.define("fonts","data",fonts.names.version,true) -local data,loaded=nil,false -local fileformats={ "lua","tex","other text files" } -function fonts.names.reportmissingbase() - texio.write("<missing font database, run: mtxrun --script fonts --reload --simple>") - fonts.names.reportmissingbase=nil -end -function fonts.names.reportmissingname() - texio.write("<unknown font in database, run: mtxrun --script fonts --reload --simple>") - fonts.names.reportmissingname=nil -end -function fonts.names.resolve(name,sub) - if not loaded then - local basename=fonts.names.basename - if basename and basename~="" then - data=containers.read(fonts.names.cache,basename) - if not data then - basename=file.addsuffix(basename,"lua") - for i=1,#fileformats do - local format=fileformats[i] - local foundname=resolvers.findfile(basename,format) or "" - if foundname~="" then - data=dofile(foundname) - texio.write("<font database loaded: ",foundname,">") - break - end - end - end - end - loaded=true - end - if type(data)=="table" and data.version==fonts.names.version then - local condensed=string.gsub(string.lower(name),"[^%a%d]","") - local found=data.mappings and data.mappings[condensed] - if found then - local fontname,filename,subfont=found[1],found[2],found[3] - if subfont then - return filename,fontname - else - return filename,false - end - elseif fonts.names.reportmissingname then - fonts.names.reportmissingname() - return name,false - end - elseif fonts.names.reportmissingbase then - fonts.names.reportmissingbase() - end -end -fonts.names.resolvespec=fonts.names.resolve -function fonts.names.getfilename(askedname,suffix) - return "" -end -function fonts.names.ignoredfile(filename) - return false -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-syn”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-tfm” bbee5eddb11211fb0a8d993db678bf3c] --- - -if not modules then modules={} end modules ['font-tfm']={ - version=1.001, - comment="companion to font-ini.mkiv", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local next=next -local match=string.match -local trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end) -local trace_features=false trackers.register("tfm.features",function(v) trace_features=v end) -local report_defining=logs.reporter("fonts","defining") -local report_tfm=logs.reporter("fonts","tfm loading") -local findbinfile=resolvers.findbinfile -local fonts=fonts -local handlers=fonts.handlers -local readers=fonts.readers -local constructors=fonts.constructors -local encodings=fonts.encodings -local tfm=constructors.newhandler("tfm") -tfm.version=1.000 -tfm.maxnestingdepth=5 -tfm.maxnestingsize=65536*1024 -local tfmfeatures=constructors.newfeatures("tfm") -local registertfmfeature=tfmfeatures.register -constructors.resolvevirtualtoo=false -fonts.formats.tfm="type1" -function tfm.setfeatures(tfmdata,features) - local okay=constructors.initializefeatures("tfm",tfmdata,features,trace_features,report_tfm) - if okay then - return constructors.collectprocessors("tfm",tfmdata,features,trace_features,report_tfm) - else - return {} - end -end -local depth={} -local function read_from_tfm(specification) - local filename=specification.filename - local size=specification.size - depth[filename]=(depth[filename] or 0)+1 - if trace_defining then - report_defining("loading tfm file %a at size %s",filename,size) - end - local tfmdata=font.read_tfm(filename,size) - if tfmdata then - local features=specification.features and specification.features.normal or {} - local resources=tfmdata.resources or {} - local properties=tfmdata.properties or {} - local parameters=tfmdata.parameters or {} - local shared=tfmdata.shared or {} - properties.name=tfmdata.name - properties.fontname=tfmdata.fontname - properties.psname=tfmdata.psname - properties.filename=specification.filename - properties.format=fonts.formats.tfm - parameters.size=size - tfmdata.properties=properties - tfmdata.resources=resources - tfmdata.parameters=parameters - tfmdata.shared=shared - shared.rawdata={} - shared.features=features - shared.processes=next(features) and tfm.setfeatures(tfmdata,features) or nil - parameters.slant=parameters.slant or parameters[1] or 0 - parameters.space=parameters.space or parameters[2] or 0 - parameters.space_stretch=parameters.space_stretch or parameters[3] or 0 - parameters.space_shrink=parameters.space_shrink or parameters[4] or 0 - parameters.x_height=parameters.x_height or parameters[5] or 0 - parameters.quad=parameters.quad or parameters[6] or 0 - parameters.extra_space=parameters.extra_space or parameters[7] or 0 - constructors.enhanceparameters(parameters) - if constructors.resolvevirtualtoo then - fonts.loggers.register(tfmdata,file.suffix(filename),specification) - local vfname=findbinfile(specification.name,'ovf') - if vfname and vfname~="" then - local vfdata=font.read_vf(vfname,size) - if vfdata then - local chars=tfmdata.characters - for k,v in next,vfdata.characters do - chars[k].commands=v.commands - end - properties.virtualized=true - tfmdata.fonts=vfdata.fonts - tfmdata.type="virtual" - local fontlist=vfdata.fonts - local name=file.nameonly(filename) - for i=1,#fontlist do - local n=fontlist[i].name - local s=fontlist[i].size - local d=depth[filename] - s=constructors.scaled(s,vfdata.designsize) - if d>tfm.maxnestingdepth then - report_defining("too deeply nested virtual font %a with size %a, max nesting depth %s",n,s,tfm.maxnestingdepth) - fontlist[i]={ id=0 } - elseif (d>1) and (s>tfm.maxnestingsize) then - report_defining("virtual font %a exceeds size %s",n,s) - fontlist[i]={ id=0 } - else - local t,id=fonts.constructors.readanddefine(n,s) - fontlist[i]={ id=id } - end - end - end - end - end - local allfeatures=tfmdata.shared.features or specification.features.normal - constructors.applymanipulators("tfm",tfmdata,allfeatures.normal,trace_features,report_tfm) - if not features.encoding then - local encoding,filename=match(properties.filename,"^(.-)%-(.*)$") - if filename and encoding and encodings.known and encodings.known[encoding] then - features.encoding=encoding - end - end - properties.haskerns=true - properties.haslogatures=true - resources.unicodes={} - resources.lookuptags={} - depth[filename]=depth[filename]-1 - return tfmdata - else - depth[filename]=depth[filename]-1 - end -end -local function check_tfm(specification,fullname) - local foundname=findbinfile(fullname,'tfm') or "" - if foundname=="" then - foundname=findbinfile(fullname,'ofm') or "" - end - if foundname=="" then - foundname=fonts.names.getfilename(fullname,"tfm") or "" - end - if foundname~="" then - specification.filename=foundname - specification.format="ofm" - return read_from_tfm(specification) - elseif trace_defining then - report_defining("loading tfm with name %a fails",specification.name) - end -end -readers.check_tfm=check_tfm -function readers.tfm(specification) - local fullname=specification.filename or "" - if fullname=="" then - local forced=specification.forced or "" - if forced~="" then - fullname=specification.name.."."..forced - else - fullname=specification.name - end - end - return check_tfm(specification,fullname) -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-tfm”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-afm” ece4863414d6b38c2e577110c9b55bd3] --- - -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 format,match,gmatch,lower,gsub,strip=string.format,string.match,string.gmatch,string.lower,string.gsub,string.strip -local abs=math.abs -local P,S,C,R,lpegmatch,patterns=lpeg.P,lpeg.S,lpeg.C,lpeg.R,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 fontloader=fontloader -local font_to_table=fontloader.to_table -local open_font=fontloader.open -local close_font=fontloader.close -local afm=constructors.newhandler("afm") -local pfb=constructors.newhandler("pfb") -local afmfeatures=constructors.newfeatures("afm") -local registerafmfeature=afmfeatures.register -afm.version=1.500 -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 function get_indexes(data,pfbname) - data.resources.filename=resolvers.unresolve(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 -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 - 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,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 -normalize=function(data) -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 --- [luaotfload, fontloader-2016-02-12.lua scope for “font-afm”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-afk” b36a76ceb835f41f8c05b471000ddc14] --- - -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 --- [luaotfload, fontloader-2016-02-12.lua scope for “font-afk”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-tfm” 8fd3865240e4e87e99e0739abeda2322] --- - -if not modules then modules={} end modules ['luatex-fonts-tfm']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -local tfm={} -fonts.handlers.tfm=tfm -fonts.formats.tfm="type1" -function fonts.readers.tfm(specification) - local fullname=specification.filename or "" - if fullname=="" then - local forced=specification.forced or "" - if forced~="" then - fullname=specification.name.."."..forced - else - fullname=specification.name - end - end - local foundname=resolvers.findbinfile(fullname,'tfm') or "" - if foundname=="" then - foundname=resolvers.findbinfile(fullname,'ofm') or "" - end - if foundname~="" then - specification.filename=foundname - specification.format="ofm" - return font.read_tfm(specification.filename,specification.size) - end -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-tfm”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-oti” b6d493035cec2d748f2f9ec510c860ef] --- - -if not modules then modules={} end modules ['font-oti']={ - 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 lower=string.lower -local fonts=fonts -local constructors=fonts.constructors -local otf=constructors.newhandler("otf") -local otffeatures=constructors.newfeatures("otf") -local registerotffeature=otffeatures.register -local otftables=otf.tables or {} -otf.tables=otftables -local allocate=utilities.storage.allocate -registerotffeature { - name="features", - description="initialization of feature handler", - default=true, -} -local function setmode(tfmdata,value) - if value then - tfmdata.properties.mode=lower(value) - end -end -local function setlanguage(tfmdata,value) - if value then - local cleanvalue=lower(value) - local languages=otftables and otftables.languages - local properties=tfmdata.properties - if not languages then - properties.language=cleanvalue - elseif languages[value] then - properties.language=cleanvalue - else - properties.language="dflt" - end - end -end -local function setscript(tfmdata,value) - if value then - local cleanvalue=lower(value) - local scripts=otftables and otftables.scripts - local properties=tfmdata.properties - if not scripts then - properties.script=cleanvalue - elseif scripts[value] then - properties.script=cleanvalue - else - properties.script="dflt" - end - end -end -registerotffeature { - name="mode", - description="mode", - initializers={ - base=setmode, - node=setmode, - } -} -registerotffeature { - name="language", - description="language", - initializers={ - base=setlanguage, - node=setlanguage, - } -} -registerotffeature { - name="script", - description="script", - initializers={ - base=setscript, - node=setscript, - } -} -otftables.featuretypes=allocate { - gpos_single="position", - gpos_pair="position", - gpos_cursive="position", - gpos_mark2base="position", - gpos_mark2ligature="position", - gpos_mark2mark="position", - gpos_context="position", - gpos_contextchain="position", - gsub_single="substitution", - gsub_multiple="substitution", - gsub_alternate="substitution", - gsub_ligature="substitution", - gsub_context="substitution", - gsub_contextchain="substitution", - gsub_reversecontextchain="substitution", - gsub_reversesub="substitution", -} -function otffeatures.checkeddefaultscript(featuretype,autoscript,scripts) - if featuretype=="position" then - local default=scripts.dflt - if default then - if autoscript=="position" or autoscript==true then - return default - else - report_otf("script feature %s not applied, enable default positioning") - end - else - end - elseif featuretype=="substitution" then - local default=scripts.dflt - if default then - if autoscript=="substitution" or autoscript==true then - return default - end - end - end -end -function otffeatures.checkeddefaultlanguage(featuretype,autolanguage,languages) - if featuretype=="position" then - local default=languages.dflt - if default then - if autolanguage=="position" or autolanguage==true then - return default - else - report_otf("language feature %s not applied, enable default positioning") - end - else - end - elseif featuretype=="substitution" then - local default=languages.dflt - if default then - if autolanguage=="substitution" or autolanguage==true then - return default - end - end - end -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-oti”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otf” 184167365757f696e3457f276e7f480f] --- - -if not modules then modules={} end modules ['font-otf']={ - version=1.001, - comment="companion to font-ini.mkiv", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local utfbyte=utf.byte -local gmatch,gsub,find,match,lower,strip=string.gmatch,string.gsub,string.find,string.match,string.lower,string.strip -local type,next,tonumber,tostring=type,next,tonumber,tostring -local abs=math.abs -local reversed,concat,insert,remove,sortedkeys=table.reversed,table.concat,table.insert,table.remove,table.sortedkeys -local ioflush=io.flush -local fastcopy,tohash,derivetable=table.fastcopy,table.tohash,table.derive -local formatters=string.formatters -local P,R,S,C,Ct,lpegmatch=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Ct,lpeg.match -local setmetatableindex=table.setmetatableindex -local allocate=utilities.storage.allocate -local registertracker=trackers.register -local registerdirective=directives.register -local starttiming=statistics.starttiming -local stoptiming=statistics.stoptiming -local elapsedtime=statistics.elapsedtime -local findbinfile=resolvers.findbinfile -local trace_private=false registertracker("otf.private",function(v) trace_private=v end) -local trace_subfonts=false registertracker("otf.subfonts",function(v) trace_subfonts=v end) -local trace_loading=false registertracker("otf.loading",function(v) trace_loading=v end) -local trace_features=false registertracker("otf.features",function(v) trace_features=v end) -local trace_dynamics=false registertracker("otf.dynamics",function(v) trace_dynamics=v end) -local trace_sequences=false registertracker("otf.sequences",function(v) trace_sequences=v end) -local trace_markwidth=false registertracker("otf.markwidth",function(v) trace_markwidth=v end) -local trace_defining=false registertracker("fonts.defining",function(v) trace_defining=v end) -local compact_lookups=true registertracker("otf.compactlookups",function(v) compact_lookups=v end) -local purge_names=true registertracker("otf.purgenames",function(v) purge_names=v end) -local report_otf=logs.reporter("fonts","otf loading") -local fonts=fonts -local otf=fonts.handlers.otf -otf.glists={ "gsub","gpos" } -otf.version=2.820 -otf.cache=containers.define("fonts","otf",otf.version,true) -local hashes=fonts.hashes -local definers=fonts.definers -local readers=fonts.readers -local constructors=fonts.constructors -local fontdata=hashes and hashes.identifiers -local chardata=characters and characters.data -local otffeatures=constructors.newfeatures("otf") -local registerotffeature=otffeatures.register -local enhancers=allocate() -otf.enhancers=enhancers -local patches={} -enhancers.patches=patches -local forceload=false -local cleanup=0 -local packdata=true -local syncspace=true -local forcenotdef=false -local includesubfonts=false -local overloadkerns=false -local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes -local wildcard="*" -local default="dflt" -local fontloader=fontloader -local open_font=fontloader.open -local close_font=fontloader.close -local font_fields=fontloader.fields -local apply_featurefile=fontloader.apply_featurefile -local mainfields=nil -local glyphfields=nil -local formats=fonts.formats -formats.otf="opentype" -formats.ttf="truetype" -formats.ttc="truetype" -formats.dfont="truetype" -registerdirective("fonts.otf.loader.cleanup",function(v) cleanup=tonumber(v) or (v and 1) or 0 end) -registerdirective("fonts.otf.loader.force",function(v) forceload=v end) -registerdirective("fonts.otf.loader.pack",function(v) packdata=v end) -registerdirective("fonts.otf.loader.syncspace",function(v) syncspace=v end) -registerdirective("fonts.otf.loader.forcenotdef",function(v) forcenotdef=v end) -registerdirective("fonts.otf.loader.overloadkerns",function(v) overloadkerns=v end) -function otf.fileformat(filename) - local leader=lower(io.loadchunk(filename,4)) - local suffix=lower(file.suffix(filename)) - if leader=="otto" then - return formats.otf,suffix=="otf" - elseif leader=="ttcf" then - return formats.ttc,suffix=="ttc" - elseif suffix=="ttc" then - return formats.ttc,true - elseif suffix=="dfont" then - return formats.dfont,true - else - return formats.ttf,suffix=="ttf" - end -end -local function otf_format(filename) - local format,okay=otf.fileformat(filename) - if not okay then - report_otf("font %a is actually an %a file",filename,format) - end - return format -end -local function load_featurefile(raw,featurefile) - if featurefile and featurefile~="" then - if trace_loading then - report_otf("using featurefile %a",featurefile) - end - apply_featurefile(raw,featurefile) - end -end -local function showfeatureorder(rawdata,filename) - local sequences=rawdata.resources.sequences - if sequences and #sequences>0 then - if trace_loading then - report_otf("font %a has %s sequences",filename,#sequences) - report_otf(" ") - end - for nos=1,#sequences do - local sequence=sequences[nos] - local typ=sequence.type or "no-type" - local name=sequence.name or "no-name" - local subtables=sequence.subtables or { "no-subtables" } - local features=sequence.features - if trace_loading then - report_otf("%3i %-15s %-20s [% t]",nos,name,typ,subtables) - end - if features then - for feature,scripts in next,features do - local tt={} - if type(scripts)=="table" then - for script,languages in next,scripts do - local ttt={} - for language,_ in next,languages do - ttt[#ttt+1]=language - end - tt[#tt+1]=formatters["[%s: % t]"](script,ttt) - end - if trace_loading then - report_otf(" %s: % t",feature,tt) - end - else - if trace_loading then - report_otf(" %s: %S",feature,scripts) - end - end - end - end - end - if trace_loading then - report_otf("\n") - end - elseif trace_loading then - report_otf("font %a has no sequences",filename) - end -end -local valid_fields=table.tohash { - "ascent", - "cidinfo", - "copyright", - "descent", - "design_range_bottom", - "design_range_top", - "design_size", - "encodingchanged", - "extrema_bound", - "familyname", - "fontname", - "fontstyle_id", - "fontstyle_name", - "fullname", - "hasvmetrics", - "horiz_base", - "issans", - "isserif", - "italicangle", - "macstyle", - "onlybitmaps", - "origname", - "os2_version", - "pfminfo", - "serifcheck", - "sfd_version", - "strokedfont", - "strokewidth", - "table_version", - "ttf_tables", - "uni_interp", - "uniqueid", - "units_per_em", - "upos", - "use_typo_metrics", - "uwidth", - "validation_state", - "version", - "vert_base", - "weight", - "weight_width_slope_only", -} -local ordered_enhancers={ - "prepare tables", - "prepare glyphs", - "prepare lookups", - "analyze glyphs", - "analyze math", - "reorganize lookups", - "reorganize mark classes", - "reorganize anchor classes", - "reorganize glyph kerns", - "reorganize glyph lookups", - "reorganize glyph anchors", - "merge kern classes", - "reorganize features", - "reorganize subtables", - "check glyphs", - "check metadata", - "prepare tounicode", - "check encoding", - "add duplicates", - "expand lookups", - "check extra features", - "cleanup tables", - "compact lookups", - "purge names", -} -local actions=allocate() -local before=allocate() -local after=allocate() -patches.before=before -patches.after=after -local function enhance(name,data,filename,raw) - local enhancer=actions[name] - if enhancer then - if trace_loading then - report_otf("apply enhancement %a to file %a",name,filename) - ioflush() - end - enhancer(data,filename,raw) - else - end -end -function enhancers.apply(data,filename,raw) - local basename=file.basename(lower(filename)) - if trace_loading then - report_otf("%s enhancing file %a","start",filename) - end - ioflush() - for e=1,#ordered_enhancers do - local enhancer=ordered_enhancers[e] - local b=before[enhancer] - if b then - for pattern,action in next,b do - if find(basename,pattern) then - action(data,filename,raw) - end - end - end - enhance(enhancer,data,filename,raw) - local a=after[enhancer] - if a then - for pattern,action in next,a do - if find(basename,pattern) then - action(data,filename,raw) - end - end - end - ioflush() - end - if trace_loading then - report_otf("%s enhancing file %a","stop",filename) - end - ioflush() -end -function patches.register(what,where,pattern,action) - local pw=patches[what] - if pw then - local ww=pw[where] - if ww then - ww[pattern]=action - else - pw[where]={ [pattern]=action} - end - end -end -function patches.report(fmt,...) - if trace_loading then - report_otf("patching: %s",formatters[fmt](...)) - end -end -function enhancers.register(what,action) - actions[what]=action -end -function otf.load(filename,sub,featurefile) - local base=file.basename(file.removesuffix(filename)) - local name=file.removesuffix(base) - local attr=lfs.attributes(filename) - local size=attr and attr.size or 0 - local time=attr and attr.modification or 0 - if featurefile then - name=name.."@"..file.removesuffix(file.basename(featurefile)) - end - if sub=="" then - sub=false - end - local hash=name - if sub then - hash=hash.."-"..sub - end - hash=containers.cleanname(hash) - local featurefiles - if featurefile then - featurefiles={} - for s in gmatch(featurefile,"[^,]+") do - local name=resolvers.findfile(file.addsuffix(s,'fea'),'fea') or "" - if name=="" then - report_otf("loading error, no featurefile %a",s) - else - local attr=lfs.attributes(name) - featurefiles[#featurefiles+1]={ - name=name, - size=attr and attr.size or 0, - time=attr and attr.modification or 0, - } - end - end - if #featurefiles==0 then - featurefiles=nil - end - end - local data=containers.read(otf.cache,hash) - local reload=not data or data.size~=size or data.time~=time - if forceload then - report_otf("forced reload of %a due to hard coded flag",filename) - reload=true - end - if not reload then - local featuredata=data.featuredata - if featurefiles then - if not featuredata or #featuredata~=#featurefiles then - reload=true - else - for i=1,#featurefiles do - local fi,fd=featurefiles[i],featuredata[i] - if fi.name~=fd.name or fi.size~=fd.size or fi.time~=fd.time then - reload=true - break - end - end - end - elseif featuredata then - reload=true - end - if reload then - report_otf("loading: forced reload due to changed featurefile specification %a",featurefile) - end - end - if reload then - starttiming("fontloader") - report_otf("loading %a, hash %a",filename,hash) - local fontdata,messages - if sub then - fontdata,messages=open_font(filename,sub) - else - fontdata,messages=open_font(filename) - end - if fontdata then - mainfields=mainfields or (font_fields and font_fields(fontdata)) - end - if trace_loading and messages and #messages>0 then - if type(messages)=="string" then - report_otf("warning: %s",messages) - else - for m=1,#messages do - report_otf("warning: %S",messages[m]) - end - end - else - report_otf("loading done") - end - if fontdata then - if featurefiles then - for i=1,#featurefiles do - load_featurefile(fontdata,featurefiles[i].name) - end - end - local unicodes={ - } - local splitter=lpeg.splitter(" ",unicodes) - data={ - size=size, - time=time, - subfont=sub, - format=otf_format(filename), - featuredata=featurefiles, - resources={ - filename=resolvers.unresolve(filename), - version=otf.version, - creator="context mkiv", - unicodes=unicodes, - indices={ - }, - duplicates={ - }, - variants={ - }, - lookuptypes={}, - }, - warnings={}, - metadata={ - }, - properties={ - }, - descriptions={}, - goodies={}, - helpers={ - tounicodelist=splitter, - tounicodetable=Ct(splitter), - }, - } - report_otf("file size: %s",size) - enhancers.apply(data,filename,fontdata) - local packtime={} - if packdata then - if cleanup>0 then - collectgarbage("collect") - end - starttiming(packtime) - enhance("pack",data,filename,nil) - stoptiming(packtime) - end - report_otf("saving %a in cache",filename) - data=containers.write(otf.cache,hash,data) - if cleanup>1 then - collectgarbage("collect") - end - stoptiming("fontloader") - if elapsedtime then - report_otf("loading, optimizing, packing and caching time %s, pack time %s", - elapsedtime("fontloader"),packdata and elapsedtime(packtime) or 0) - end - close_font(fontdata) - if cleanup>3 then - collectgarbage("collect") - end - data=containers.read(otf.cache,hash) - if cleanup>2 then - collectgarbage("collect") - end - else - stoptiming("fontloader") - data=nil - report_otf("loading failed due to read error") - end - end - if data then - if trace_defining then - report_otf("loading from cache using hash %a",hash) - end - enhance("unpack",data,filename,nil,false) - local resources=data.resources - local lookuptags=resources.lookuptags - local unicodes=resources.unicodes - if not lookuptags then - lookuptags={} - resources.lookuptags=lookuptags - 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 - else - end - end - return rawget(t,k) - end) - end - constructors.addcoreunicodes(unicodes) - if applyruntimefixes then - applyruntimefixes(filename,data) - end - enhance("add dimensions",data,filename,nil,false) - if trace_sequences then - showfeatureorder(data,filename) - end - end - return data -end -local mt={ - __index=function(t,k) - if k=="height" then - local ht=t.boundingbox[4] - return ht<0 and 0 or ht - elseif k=="depth" then - local dp=-t.boundingbox[2] - return dp<0 and 0 or dp - elseif k=="width" then - return 0 - elseif k=="name" then - return forcenotdef and ".notdef" - end - end -} -actions["prepare tables"]=function(data,filename,raw) - data.properties.hasitalics=false -end -actions["add dimensions"]=function(data,filename) - if data then - local descriptions=data.descriptions - local resources=data.resources - local defaultwidth=resources.defaultwidth or 0 - local defaultheight=resources.defaultheight or 0 - local defaultdepth=resources.defaultdepth or 0 - local basename=trace_markwidth and file.basename(filename) - for _,d in next,descriptions do - local bb,wd=d.boundingbox,d.width - if not wd then - d.width=defaultwidth - elseif trace_markwidth and wd~=0 and d.class=="mark" then - report_otf("mark %a with width %b found in %a",d.name or "<noname>",wd,basename) - end - if bb then - local ht=bb[4] - local dp=-bb[2] - if ht==0 or ht<0 then - else - d.height=ht - end - if dp==0 or dp<0 then - else - d.depth=dp - end - end - end - end -end -local function somecopy(old) - if old then - local new={} - if type(old)=="table" then - for k,v in next,old do - if k=="glyphs" then - elseif type(v)=="table" then - new[k]=somecopy(v) - else - new[k]=v - end - end - else - for i=1,#mainfields do - local k=mainfields[i] - local v=old[k] - if k=="glyphs" then - elseif type(v)=="table" then - new[k]=somecopy(v) - else - new[k]=v - end - end - end - return new - else - return {} - end -end -actions["prepare glyphs"]=function(data,filename,raw) - local tableversion=tonumber(raw.table_version) or 0 - local rawglyphs=raw.glyphs - local rawsubfonts=raw.subfonts - local rawcidinfo=raw.cidinfo - local criterium=constructors.privateoffset - local private=criterium - local resources=data.resources - local metadata=data.metadata - local properties=data.properties - local descriptions=data.descriptions - local unicodes=resources.unicodes - local indices=resources.indices - local duplicates=resources.duplicates - local variants=resources.variants - if rawsubfonts then - metadata.subfonts=includesubfonts and {} - properties.cidinfo=rawcidinfo - if rawcidinfo.registry then - local cidmap=fonts.cid.getmap(rawcidinfo) - if cidmap then - rawcidinfo.usedname=cidmap.usedname - local nofnames=0 - local nofunicodes=0 - local cidunicodes=cidmap.unicodes - local cidnames=cidmap.names - local cidtotal=0 - local unique=trace_subfonts and {} - for cidindex=1,#rawsubfonts do - local subfont=rawsubfonts[cidindex] - local cidglyphs=subfont.glyphs - if includesubfonts then - metadata.subfonts[cidindex]=somecopy(subfont) - end - local cidcnt,cidmin,cidmax - if tableversion>0.3 then - cidcnt=subfont.glyphcnt - cidmin=subfont.glyphmin - cidmax=subfont.glyphmax - else - cidcnt=subfont.glyphcnt - cidmin=0 - cidmax=cidcnt-1 - end - if trace_subfonts then - local cidtot=cidmax-cidmin+1 - cidtotal=cidtotal+cidtot - report_otf("subfont: %i, min: %i, max: %i, cnt: %i, n: %i",cidindex,cidmin,cidmax,cidtot,cidcnt) - end - if cidcnt>0 then - for cidslot=cidmin,cidmax do - local glyph=cidglyphs[cidslot] - if glyph then - local index=tableversion>0.3 and glyph.orig_pos or cidslot - if trace_subfonts then - unique[index]=true - end - local unicode=glyph.unicode - if unicode>=0x00E000 and unicode<=0x00F8FF then - unicode=-1 - elseif unicode>=0x0F0000 and unicode<=0x0FFFFD then - unicode=-1 - elseif unicode>=0x100000 and unicode<=0x10FFFD then - unicode=-1 - end - local name=glyph.name or cidnames[index] - if not unicode or unicode==-1 then - unicode=cidunicodes[index] - end - if unicode and descriptions[unicode] then - if trace_private then - report_otf("preventing glyph %a at index %H to overload unicode %U",name or "noname",index,unicode) - end - unicode=-1 - end - if not unicode or unicode==-1 then - if not name then - name=formatters["u%06X.ctx"](private) - end - unicode=private - unicodes[name]=private - if trace_private then - report_otf("glyph %a at index %H is moved to private unicode slot %U",name,index,private) - end - private=private+1 - nofnames=nofnames+1 - else - if not name then - name=formatters["u%06X.ctx"](unicode) - end - unicodes[name]=unicode - nofunicodes=nofunicodes+1 - end - indices[index]=unicode - local description={ - boundingbox=glyph.boundingbox, - name=name or "unknown", - cidindex=cidindex, - index=cidslot, - glyph=glyph, - } - descriptions[unicode]=description - local altuni=glyph.altuni - if altuni then - for i=1,#altuni do - local a=altuni[i] - local u=a.unicode - if u~=unicode then - local v=a.variant - if v then - local vv=variants[v] - if vv then - vv[u]=unicode - else - vv={ [u]=unicode } - variants[v]=vv - end - end - end - end - end - end - end - else - report_otf("potential problem: no glyphs found in subfont %i",cidindex) - end - end - if trace_subfonts then - report_otf("nofglyphs: %i, unique: %i",cidtotal,table.count(unique)) - end - if trace_loading then - report_otf("cid font remapped, %s unicode points, %s symbolic names, %s glyphs",nofunicodes,nofnames,nofunicodes+nofnames) - end - elseif trace_loading then - report_otf("unable to remap cid font, missing cid file for %a",filename) - end - elseif trace_loading then - report_otf("font %a has no glyphs",filename) - end - else - local cnt=raw.glyphcnt or 0 - local min=tableversion>0.3 and raw.glyphmin or 0 - local max=tableversion>0.3 and raw.glyphmax or (raw.glyphcnt-1) - if cnt>0 then - for index=min,max do - local glyph=rawglyphs[index] - if glyph then - local unicode=glyph.unicode - local name=glyph.name - if not unicode or unicode==-1 then - unicode=private - unicodes[name]=private - if trace_private then - report_otf("glyph %a at index %H is moved to private unicode slot %U",name,index,private) - end - private=private+1 - else - if unicode>criterium then - local taken=descriptions[unicode] - if taken then - if unicode>=private then - private=unicode+1 - else - private=private+1 - end - descriptions[private]=taken - unicodes[taken.name]=private - indices[taken.index]=private - if trace_private then - report_otf("slot %U is moved to %U due to private in font",unicode) - end - else - if unicode>=private then - private=unicode+1 - end - end - end - unicodes[name]=unicode - end - indices[index]=unicode - descriptions[unicode]={ - boundingbox=glyph.boundingbox, - name=name, - index=index, - glyph=glyph, - } - local altuni=glyph.altuni - if altuni then - for i=1,#altuni do - local a=altuni[i] - local u=a.unicode - if u~=unicode then - local v=a.variant - if v then - local vv=variants[v] - if vv then - vv[u]=unicode - else - vv={ [u]=unicode } - variants[v]=vv - end - end - end - end - end - else - report_otf("potential problem: glyph %U is used but empty",index) - end - end - else - report_otf("potential problem: no glyphs found") - end - end - resources.private=private -end -actions["check encoding"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local properties=data.properties - local unicodes=resources.unicodes - local indices=resources.indices - local duplicates=resources.duplicates - local mapdata=raw.map or {} - local unicodetoindex=mapdata and mapdata.map or {} - local indextounicode=mapdata and mapdata.backmap or {} - local encname=lower(data.enc_name or mapdata.enc_name or "") - local criterium=0xFFFF - local privateoffset=constructors.privateoffset - if find(encname,"unicode") then - if trace_loading then - report_otf("checking embedded unicode map %a",encname) - end - local reported={} - for maybeunicode,index in next,unicodetoindex do - if descriptions[maybeunicode] then - else - local unicode=indices[index] - if not unicode then - elseif maybeunicode==unicode then - elseif unicode>privateoffset then - else - local d=descriptions[unicode] - if d then - local c=d.copies - if c then - c[maybeunicode]=true - else - d.copies={ [maybeunicode]=true } - end - elseif index and not reported[index] then - report_otf("missing index %i",index) - reported[index]=true - end - end - end - end - for unicode,data in next,descriptions do - local d=data.copies - if d then - duplicates[unicode]=sortedkeys(d) - data.copies=nil - end - end - elseif properties.cidinfo then - report_otf("warning: no unicode map, used cidmap %a",properties.cidinfo.usedname) - else - report_otf("warning: non unicode map %a, only using glyph unicode data",encname or "whatever") - end - if mapdata then - mapdata.map={} - mapdata.backmap={} - end -end -actions["add duplicates"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local properties=data.properties - local unicodes=resources.unicodes - local indices=resources.indices - local duplicates=resources.duplicates - for unicode,d in next,duplicates do - local nofduplicates=#d - if nofduplicates>4 then - if trace_loading then - report_otf("ignoring excessive duplicates of %U (n=%s)",unicode,nofduplicates) - end - else - for i=1,nofduplicates do - local u=d[i] - if not descriptions[u] then - local description=descriptions[unicode] - local n=0 - for _,description in next,descriptions do - local kerns=description.kerns - if kerns then - for _,k in next,kerns do - local ku=k[unicode] - if ku then - k[u]=ku - n=n+1 - end - end - end - end - if u>0 then - local duplicate=table.copy(description) - duplicate.comment=formatters["copy of %U"](unicode) - descriptions[u]=duplicate - if trace_loading then - report_otf("duplicating %U to %U with index %H (%s kerns)",unicode,u,description.index,n) - end - end - end - end - end - end -end -actions["analyze glyphs"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local metadata=data.metadata - local properties=data.properties - local hasitalics=false - local widths={} - local marks={} - for unicode,description in next,descriptions do - local glyph=description.glyph - local italic=glyph.italic_correction - if not italic then - elseif italic==0 then - else - description.italic=italic - hasitalics=true - end - local width=glyph.width - widths[width]=(widths[width] or 0)+1 - local class=glyph.class - if class then - if class=="mark" then - marks[unicode]=true - end - description.class=class - end - end - properties.hasitalics=hasitalics - resources.marks=marks - local wd,most=0,1 - for k,v in next,widths do - if v>most then - wd,most=k,v - end - end - if most>1000 then - if trace_loading then - report_otf("most common width: %s (%s times), sharing (cjk font)",wd,most) - end - for unicode,description in next,descriptions do - if description.width==wd then - else - description.width=description.glyph.width - end - end - resources.defaultwidth=wd - else - for unicode,description in next,descriptions do - description.width=description.glyph.width - end - end -end -actions["reorganize mark classes"]=function(data,filename,raw) - local mark_classes=raw.mark_classes - if mark_classes then - local resources=data.resources - local unicodes=resources.unicodes - local markclasses={} - resources.markclasses=markclasses - for name,class in next,mark_classes do - local t={} - for s in gmatch(class,"[^ ]+") do - t[unicodes[s]]=true - end - markclasses[name]=t - end - end -end -actions["reorganize features"]=function(data,filename,raw) - local features={} - data.resources.features=features - for k=1,#otf.glists do - local what=otf.glists[k] - local dw=raw[what] - if dw then - local f={} - features[what]=f - for i=1,#dw do - local d=dw[i] - local dfeatures=d.features - if dfeatures then - for i=1,#dfeatures do - local df=dfeatures[i] - local tag=strip(lower(df.tag)) - local ft=f[tag] - if not ft then - ft={} - f[tag]=ft - end - local dscripts=df.scripts - for i=1,#dscripts do - local d=dscripts[i] - local languages=d.langs - local script=strip(lower(d.script)) - local fts=ft[script] if not fts then fts={} ft[script]=fts end - for i=1,#languages do - fts[strip(lower(languages[i]))]=true - end - end - end - end - end - end - end -end -actions["reorganize anchor classes"]=function(data,filename,raw) - local resources=data.resources - local anchor_to_lookup={} - local lookup_to_anchor={} - resources.anchor_to_lookup=anchor_to_lookup - resources.lookup_to_anchor=lookup_to_anchor - local classes=raw.anchor_classes - if classes then - for c=1,#classes do - local class=classes[c] - local anchor=class.name - local lookups=class.lookup - if type(lookups)~="table" then - lookups={ lookups } - end - local a=anchor_to_lookup[anchor] - if not a then - a={} - anchor_to_lookup[anchor]=a - end - for l=1,#lookups do - local lookup=lookups[l] - local l=lookup_to_anchor[lookup] - if l then - l[anchor]=true - else - l={ [anchor]=true } - lookup_to_anchor[lookup]=l - end - a[lookup]=true - end - end - end -end -actions["prepare tounicode"]=function(data,filename,raw) - fonts.mappings.addtounicode(data,filename) -end -local g_directions={ - gsub_contextchain=1, - gpos_contextchain=1, - gsub_reversecontextchain=-1, - gpos_reversecontextchain=-1, -} -actions["reorganize subtables"]=function(data,filename,raw) - local resources=data.resources - local sequences={} - local lookups={} - local chainedfeatures={} - resources.sequences=sequences - resources.lookups=lookups - for k=1,#otf.glists do - local what=otf.glists[k] - local dw=raw[what] - if dw then - for k=1,#dw do - local gk=dw[k] - local features=gk.features - local typ=gk.type - local chain=g_directions[typ] or 0 - local subtables=gk.subtables - if subtables then - local t={} - for s=1,#subtables do - t[s]=subtables[s].name - end - subtables=t - end - local flags,markclass=gk.flags,nil - if flags then - local t={ - (flags.ignorecombiningmarks and "mark") or false, - (flags.ignoreligatures and "ligature") or false, - (flags.ignorebaseglyphs and "base") or false, - flags.r2l or false, - } - markclass=flags.mark_class - if markclass then - markclass=resources.markclasses[markclass] - end - flags=t - end - local name=gk.name - if not name then - report_otf("skipping weird lookup number %s",k) - elseif features then - local f={} - local o={} - for i=1,#features do - local df=features[i] - local tag=strip(lower(df.tag)) - local ft=f[tag] - if not ft then - ft={} - f[tag]=ft - o[#o+1]=tag - end - local dscripts=df.scripts - for i=1,#dscripts do - local d=dscripts[i] - local languages=d.langs - local script=strip(lower(d.script)) - local fts=ft[script] if not fts then fts={} ft[script]=fts end - for i=1,#languages do - fts[strip(lower(languages[i]))]=true - end - end - end - sequences[#sequences+1]={ - type=typ, - chain=chain, - flags=flags, - name=name, - subtables=subtables, - markclass=markclass, - features=f, - order=o, - } - else - lookups[name]={ - type=typ, - chain=chain, - flags=flags, - subtables=subtables, - markclass=markclass, - } - end - end - end - end -end -actions["prepare lookups"]=function(data,filename,raw) - local lookups=raw.lookups - if lookups then - data.lookups=lookups - end -end -local function t_uncover(splitter,cache,covers) - local result={} - for n=1,#covers do - local cover=covers[n] - local uncovered=cache[cover] - if not uncovered then - uncovered=lpegmatch(splitter,cover) - cache[cover]=uncovered - end - result[n]=uncovered - end - return result -end -local function s_uncover(splitter,cache,cover) - if cover=="" then - return nil - else - local uncovered=cache[cover] - if not uncovered then - uncovered=lpegmatch(splitter,cover) - cache[cover]=uncovered - end - return { uncovered } - end -end -local function t_hashed(t,cache) - if t then - local ht={} - for i=1,#t do - local ti=t[i] - local tih=cache[ti] - if not tih then - local tn=#ti - if tn==1 then - tih={ [ti[1]]=true } - else - tih={} - for i=1,tn do - tih[ti[i]]=true - end - end - cache[ti]=tih - end - ht[i]=tih - end - return ht - else - return nil - end -end -local function s_hashed(t,cache) - if t then - local tf=t[1] - local nf=#tf - if nf==1 then - return { [tf[1]]=true } - else - local ht={} - for i=1,nf do - ht[i]={ [tf[i]]=true } - end - return ht - end - else - return nil - end -end -local function r_uncover(splitter,cache,cover,replacements) - if cover=="" then - return nil - else - local uncovered=cover[1] - local replaced=cache[replacements] - if not replaced then - replaced=lpegmatch(splitter,replacements) - cache[replacements]=replaced - end - local nu,nr=#uncovered,#replaced - local r={} - if nu==nr then - for i=1,nu do - r[uncovered[i]]=replaced[i] - end - end - return r - end -end -actions["reorganize lookups"]=function(data,filename,raw) - if data.lookups then - local helpers=data.helpers - local duplicates=data.resources.duplicates - local splitter=helpers.tounicodetable - local t_u_cache={} - local s_u_cache=t_u_cache - local t_h_cache={} - local s_h_cache=t_h_cache - local r_u_cache={} - helpers.matchcache=t_h_cache - for _,lookup in next,data.lookups do - local rules=lookup.rules - if rules then - local format=lookup.format - if format=="class" then - local before_class=lookup.before_class - if before_class then - before_class=t_uncover(splitter,t_u_cache,reversed(before_class)) - end - local current_class=lookup.current_class - if current_class then - current_class=t_uncover(splitter,t_u_cache,current_class) - end - local after_class=lookup.after_class - if after_class then - after_class=t_uncover(splitter,t_u_cache,after_class) - end - for i=1,#rules do - local rule=rules[i] - local class=rule.class - local before=class.before - if before then - for i=1,#before do - before[i]=before_class[before[i]] or {} - end - rule.before=t_hashed(before,t_h_cache) - end - local current=class.current - local lookups=rule.lookups - if current then - for i=1,#current do - current[i]=current_class[current[i]] or {} - if lookups and not lookups[i] then - lookups[i]="" - end - end - rule.current=t_hashed(current,t_h_cache) - end - local after=class.after - if after then - for i=1,#after do - after[i]=after_class[after[i]] or {} - end - rule.after=t_hashed(after,t_h_cache) - end - rule.class=nil - end - lookup.before_class=nil - lookup.current_class=nil - lookup.after_class=nil - lookup.format="coverage" - elseif format=="coverage" then - for i=1,#rules do - local rule=rules[i] - local coverage=rule.coverage - if coverage then - local before=coverage.before - if before then - before=t_uncover(splitter,t_u_cache,reversed(before)) - rule.before=t_hashed(before,t_h_cache) - end - local current=coverage.current - if current then - current=t_uncover(splitter,t_u_cache,current) - local lookups=rule.lookups - if lookups then - for i=1,#current do - if not lookups[i] then - lookups[i]="" - end - end - end - rule.current=t_hashed(current,t_h_cache) - end - local after=coverage.after - if after then - after=t_uncover(splitter,t_u_cache,after) - rule.after=t_hashed(after,t_h_cache) - end - rule.coverage=nil - end - end - elseif format=="reversecoverage" then - for i=1,#rules do - local rule=rules[i] - local reversecoverage=rule.reversecoverage - if reversecoverage then - local before=reversecoverage.before - if before then - before=t_uncover(splitter,t_u_cache,reversed(before)) - rule.before=t_hashed(before,t_h_cache) - end - local current=reversecoverage.current - if current then - current=t_uncover(splitter,t_u_cache,current) - rule.current=t_hashed(current,t_h_cache) - end - local after=reversecoverage.after - if after then - after=t_uncover(splitter,t_u_cache,after) - rule.after=t_hashed(after,t_h_cache) - end - local replacements=reversecoverage.replacements - if replacements then - rule.replacements=r_uncover(splitter,r_u_cache,current,replacements) - end - rule.reversecoverage=nil - end - end - elseif format=="glyphs" then - for i=1,#rules do - local rule=rules[i] - local glyphs=rule.glyphs - if glyphs then - local fore=glyphs.fore - if fore and fore~="" then - fore=s_uncover(splitter,s_u_cache,fore) - rule.after=s_hashed(fore,s_h_cache) - end - local back=glyphs.back - if back then - back=s_uncover(splitter,s_u_cache,back) - rule.before=s_hashed(back,s_h_cache) - end - local names=glyphs.names - if names then - names=s_uncover(splitter,s_u_cache,names) - rule.current=s_hashed(names,s_h_cache) - end - rule.glyphs=nil - local lookups=rule.lookups - if lookups then - for i=1,#names do - if not lookups[i] then - lookups[i]="" - end - end - end - end - end - end - end - end - end -end -actions["expand lookups"]=function(data,filename,raw) - if data.lookups then - local cache=data.helpers.matchcache - if cache then - local duplicates=data.resources.duplicates - for key,hash in next,cache do - local done=nil - for key in next,hash do - local unicode=duplicates[key] - if not unicode then - elseif type(unicode)=="table" then - for i=1,#unicode do - local u=unicode[i] - if hash[u] then - elseif done then - done[u]=key - else - done={ [u]=key } - end - end - else - if hash[unicode] then - elseif done then - done[unicode]=key - else - done={ [unicode]=key } - end - end - end - if done then - for u in next,done do - hash[u]=true - end - end - end - end - end -end -local function check_variants(unicode,the_variants,splitter,unicodes) - local variants=the_variants.variants - if variants then - local glyphs=lpegmatch(splitter,variants) - local done={ [unicode]=true } - local n=0 - for i=1,#glyphs do - local g=glyphs[i] - if done[g] then - if i>1 then - report_otf("skipping cyclic reference %U in math variant %U",g,unicode) - end - else - if n==0 then - n=1 - variants={ g } - else - n=n+1 - variants[n]=g - end - done[g]=true - end - end - if n==0 then - variants=nil - end - end - local parts=the_variants.parts - if parts then - local p=#parts - if p>0 then - for i=1,p do - local pi=parts[i] - pi.glyph=unicodes[pi.component] or 0 - pi.component=nil - end - else - parts=nil - end - end - local italic=the_variants.italic - if italic and italic==0 then - italic=nil - end - return variants,parts,italic -end -actions["analyze math"]=function(data,filename,raw) - if raw.math then - data.metadata.math=raw.math - local unicodes=data.resources.unicodes - local splitter=data.helpers.tounicodetable - for unicode,description in next,data.descriptions do - local glyph=description.glyph - local mathkerns=glyph.mathkern - local hvariants=glyph.horiz_variants - local vvariants=glyph.vert_variants - local accent=glyph.top_accent - local italic=glyph.italic_correction - if mathkerns or hvariants or vvariants or accent or italic then - local math={} - if accent then - math.accent=accent - end - if mathkerns then - for k,v in next,mathkerns do - if not next(v) then - mathkerns[k]=nil - else - for k,v in next,v do - if v==0 then - k[v]=nil - end - end - end - end - math.kerns=mathkerns - end - if hvariants then - math.hvariants,math.hparts,math.hitalic=check_variants(unicode,hvariants,splitter,unicodes) - end - if vvariants then - math.vvariants,math.vparts,math.vitalic=check_variants(unicode,vvariants,splitter,unicodes) - end - if italic and italic~=0 then - math.italic=italic - end - description.math=math - end - end - end -end -actions["reorganize glyph kerns"]=function(data,filename,raw) - local descriptions=data.descriptions - local resources=data.resources - local unicodes=resources.unicodes - for unicode,description in next,descriptions do - local kerns=description.glyph.kerns - if kerns then - local newkerns={} - for k,kern in next,kerns do - local name=kern.char - local offset=kern.off - local lookup=kern.lookup - if name and offset and lookup then - local unicode=unicodes[name] - if unicode then - if type(lookup)=="table" then - for l=1,#lookup do - local lookup=lookup[l] - local lookupkerns=newkerns[lookup] - if lookupkerns then - lookupkerns[unicode]=offset - else - newkerns[lookup]={ [unicode]=offset } - end - end - else - local lookupkerns=newkerns[lookup] - if lookupkerns then - lookupkerns[unicode]=offset - else - newkerns[lookup]={ [unicode]=offset } - end - end - elseif trace_loading then - report_otf("problems with unicode %a of kern %a of glyph %U",name,k,unicode) - end - end - end - description.kerns=newkerns - end - end -end -actions["merge kern classes"]=function(data,filename,raw) - local gposlist=raw.gpos - if gposlist then - local descriptions=data.descriptions - local resources=data.resources - local unicodes=resources.unicodes - local splitter=data.helpers.tounicodetable - local ignored=0 - local blocked=0 - for gp=1,#gposlist do - local gpos=gposlist[gp] - local subtables=gpos.subtables - if subtables then - local first_done={} - local split={} - for s=1,#subtables do - local subtable=subtables[s] - local kernclass=subtable.kernclass - local lookup=subtable.lookup or subtable.name - if kernclass then - if #kernclass>0 then - kernclass=kernclass[1] - lookup=type(kernclass.lookup)=="string" and kernclass.lookup or lookup - report_otf("fixing kernclass table of lookup %a",lookup) - end - local firsts=kernclass.firsts - local seconds=kernclass.seconds - local offsets=kernclass.offsets - for n,s in next,firsts do - split[s]=split[s] or lpegmatch(splitter,s) - end - local maxseconds=0 - for n,s in next,seconds do - if n>maxseconds then - maxseconds=n - end - split[s]=split[s] or lpegmatch(splitter,s) - end - for fk=1,#firsts do - local fv=firsts[fk] - local splt=split[fv] - if splt then - local extrakerns={} - local baseoffset=(fk-1)*maxseconds - for sk=2,maxseconds do - local sv=seconds[sk] - if sv then - local splt=split[sv] - if splt then - local offset=offsets[baseoffset+sk] - if offset then - for i=1,#splt do - extrakerns[splt[i]]=offset - end - end - end - end - end - for i=1,#splt do - local first_unicode=splt[i] - if first_done[first_unicode] then - report_otf("lookup %a: ignoring further kerns of %C",lookup,first_unicode) - blocked=blocked+1 - else - first_done[first_unicode]=true - local description=descriptions[first_unicode] - if description then - local kerns=description.kerns - if not kerns then - kerns={} - description.kerns=kerns - end - local lookupkerns=kerns[lookup] - if not lookupkerns then - lookupkerns={} - kerns[lookup]=lookupkerns - end - if overloadkerns then - for second_unicode,kern in next,extrakerns do - lookupkerns[second_unicode]=kern - end - else - for second_unicode,kern in next,extrakerns do - local k=lookupkerns[second_unicode] - if not k then - lookupkerns[second_unicode]=kern - elseif k~=kern then - if trace_loading then - report_otf("lookup %a: ignoring overload of kern between %C and %C, rejecting %a, keeping %a",lookup,first_unicode,second_unicode,k,kern) - end - ignored=ignored+1 - end - end - end - elseif trace_loading then - report_otf("no glyph data for %U",first_unicode) - end - end - end - end - end - subtable.kernclass={} - end - end - end - end - if ignored>0 then - report_otf("%s kern overloads ignored",ignored) - end - if blocked>0 then - report_otf("%s successive kerns blocked",blocked) - end - end -end -actions["check glyphs"]=function(data,filename,raw) - for unicode,description in next,data.descriptions do - description.glyph=nil - end -end -local valid=(R("\x00\x7E")-S("(){}[]<>%/ \n\r\f\v"))^0*P(-1) -local function valid_ps_name(str) - return str and str~="" and #str<64 and lpegmatch(valid,str) and true or false -end -actions["check metadata"]=function(data,filename,raw) - local metadata=data.metadata - for _,k in next,mainfields do - if valid_fields[k] then - local v=raw[k] - if not metadata[k] then - metadata[k]=v - end - end - end - local ttftables=metadata.ttf_tables - if ttftables then - for i=1,#ttftables do - ttftables[i].data="deleted" - end - end - local names=raw.names - if metadata.validation_state and table.contains(metadata.validation_state,"bad_ps_fontname") then - local function valid(what) - if names then - for i=1,#names do - local list=names[i] - local names=list.names - if names then - local name=names[what] - if name and valid_ps_name(name) then - return name - end - end - end - end - end - local function check(what) - local oldname=metadata[what] - if valid_ps_name(oldname) then - report_otf("ignoring warning %a because %s %a is proper ASCII","bad_ps_fontname",what,oldname) - else - local newname=valid(what) - if not newname then - newname=formatters["bad-%s-%s"](what,file.nameonly(filename)) - end - local warning=formatters["overloading %s from invalid ASCII name %a to %a"](what,oldname,newname) - data.warnings[#data.warnings+1]=warning - report_otf(warning) - metadata[what]=newname - end - end - check("fontname") - check("fullname") - end - if names then - local psname=metadata.psname - if not psname or psname=="" then - for i=1,#names do - local name=names[i] - if lower(name.lang)=="english (us)" then - local specification=name.names - if specification then - local postscriptname=specification.postscriptname - if postscriptname then - psname=postscriptname - end - end - end - break - end - end - if psname~=metadata.fontname then - report_otf("fontname %a, fullname %a, psname %a",metadata.fontname,metadata.fullname,psname) - end - metadata.psname=psname - end -end -actions["cleanup tables"]=function(data,filename,raw) - local duplicates=data.resources.duplicates - if duplicates then - for k,v in next,duplicates do - if #v==1 then - duplicates[k]=v[1] - end - end - end - data.resources.indices=nil - data.resources.unicodes=nil - data.helpers=nil -end -actions["reorganize glyph lookups"]=function(data,filename,raw) - local resources=data.resources - local unicodes=resources.unicodes - local descriptions=data.descriptions - local splitter=data.helpers.tounicodelist - local lookuptypes=resources.lookuptypes - for unicode,description in next,descriptions do - local lookups=description.glyph.lookups - if lookups then - for tag,lookuplist in next,lookups do - for l=1,#lookuplist do - local lookup=lookuplist[l] - local specification=lookup.specification - local lookuptype=lookup.type - local lt=lookuptypes[tag] - if not lt then - lookuptypes[tag]=lookuptype - elseif lt~=lookuptype then - report_otf("conflicting lookuptypes, %a points to %a and %a",tag,lt,lookuptype) - end - if lookuptype=="ligature" then - lookuplist[l]={ lpegmatch(splitter,specification.components) } - elseif lookuptype=="alternate" then - lookuplist[l]={ lpegmatch(splitter,specification.components) } - elseif lookuptype=="substitution" then - lookuplist[l]=unicodes[specification.variant] - elseif lookuptype=="multiple" then - lookuplist[l]={ lpegmatch(splitter,specification.components) } - elseif lookuptype=="position" then - lookuplist[l]={ - specification.x or 0, - specification.y or 0, - specification.h or 0, - specification.v or 0 - } - elseif lookuptype=="pair" then - local one=specification.offsets[1] - local two=specification.offsets[2] - local paired=unicodes[specification.paired] - if one then - if two then - lookuplist[l]={ paired,{ one.x or 0,one.y or 0,one.h or 0,one.v or 0 },{ two.x or 0,two.y or 0,two.h or 0,two.v or 0 } } - else - lookuplist[l]={ paired,{ one.x or 0,one.y or 0,one.h or 0,one.v or 0 } } - end - else - if two then - lookuplist[l]={ paired,{},{ two.x or 0,two.y or 0,two.h or 0,two.v or 0} } - else - lookuplist[l]={ paired } - end - end - end - end - end - local slookups,mlookups - for tag,lookuplist in next,lookups do - if #lookuplist==1 then - if slookups then - slookups[tag]=lookuplist[1] - else - slookups={ [tag]=lookuplist[1] } - end - else - if mlookups then - mlookups[tag]=lookuplist - else - mlookups={ [tag]=lookuplist } - end - end - end - if slookups then - description.slookups=slookups - end - if mlookups then - description.mlookups=mlookups - end - 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 - local anchors=description.glyph.anchors - if anchors then - for class,data in next,anchors do - if class=="baselig" then - for tag,specification in next,data do - local n=0 - for k,v in next,specification do - if k>n then - n=k - end - local x,y=v.x,v.y - if x or y then - specification[k]={ x or 0,y or 0 } - else - specification[k]=zero - end - end - local t={} - for i=1,n do - t[i]=specification[i] or zero - end - data[tag]=t - end - else - for tag,specification in next,data do - local x,y=specification.x,specification.y - if x or y then - data[tag]={ x or 0,y or 0 } - else - data[tag]=zero - end - end - end - end - description.anchors=anchors - end - end -end -local bogusname=(P("uni")+P("u"))*R("AF","09")^4+(P("index")+P("glyph")+S("Ii")*P("dentity")*P(".")^0)*R("09")^1 -local uselessname=(1-bogusname)^0*bogusname -actions["purge names"]=function(data,filename,raw) - if purge_names then - local n=0 - for u,d in next,data.descriptions do - if lpegmatch(uselessname,d.name) then - n=n+1 - d.name=nil - end - end - if n>0 then - report_otf("%s bogus names removed",n) - end - end -end -actions["compact lookups"]=function(data,filename,raw) - if not compact_lookups then - report_otf("not compacting") - return - end - local last=0 - local tags=table.setmetatableindex({}, - function(t,k) - last=last+1 - t[k]=last - return last - end - ) - local descriptions=data.descriptions - local resources=data.resources - for u,d in next,descriptions do - local slookups=d.slookups - if type(slookups)=="table" then - local s={} - for k,v in next,slookups do - s[tags[k]]=v - end - d.slookups=s - end - local mlookups=d.mlookups - if type(mlookups)=="table" then - local m={} - for k,v in next,mlookups do - m[tags[k]]=v - end - d.mlookups=m - end - local kerns=d.kerns - if type(kerns)=="table" then - local t={} - for k,v in next,kerns do - t[tags[k]]=v - end - d.kerns=t - end - end - local lookups=data.lookups - if lookups then - local l={} - for k,v in next,lookups do - local rules=v.rules - if rules then - for i=1,#rules do - local l=rules[i].lookups - if type(l)=="table" then - for i=1,#l do - l[i]=tags[l[i]] - end - end - end - end - l[tags[k]]=v - end - data.lookups=l - end - local lookups=resources.lookups - if lookups then - local l={} - for k,v in next,lookups do - local s=v.subtables - if type(s)=="table" then - for i=1,#s do - s[i]=tags[s[i]] - end - end - l[tags[k]]=v - end - resources.lookups=l - end - local sequences=resources.sequences - if sequences then - for i=1,#sequences do - local s=sequences[i] - local n=s.name - if n then - s.name=tags[n] - end - local t=s.subtables - if type(t)=="table" then - for i=1,#t do - t[i]=tags[t[i]] - end - end - end - end - local lookuptypes=resources.lookuptypes - if lookuptypes then - local l={} - for k,v in next,lookuptypes do - l[tags[k]]=v - end - resources.lookuptypes=l - end - local anchor_to_lookup=resources.anchor_to_lookup - if anchor_to_lookup then - for anchor,lookups in next,anchor_to_lookup do - local l={} - for lookup,value in next,lookups do - l[tags[lookup]]=value - end - anchor_to_lookup[anchor]=l - end - end - local lookup_to_anchor=resources.lookup_to_anchor - if lookup_to_anchor then - local l={} - for lookup,value in next,lookup_to_anchor do - l[tags[lookup]]=value - end - resources.lookup_to_anchor=l - end - tags=table.swapped(tags) - report_otf("%s lookup tags compacted",#tags) - resources.lookuptags=tags -end -function otf.setfeatures(tfmdata,features) - local okay=constructors.initializefeatures("otf",tfmdata,features,trace_features,report_otf) - if okay then - return constructors.collectprocessors("otf",tfmdata,features,trace_features,report_otf) - else - return {} - end -end -local function copytotfm(data,cache_id) - if data then - local metadata=data.metadata - local warnings=data.warnings - local resources=data.resources - local properties=derivetable(data.properties) - local descriptions=derivetable(data.descriptions) - local goodies=derivetable(data.goodies) - local characters={} - local parameters={} - local mathparameters={} - local pfminfo=metadata.pfminfo or {} - local resources=data.resources - local unicodes=resources.unicodes - local spaceunits=500 - local spacer="space" - local designsize=metadata.designsize or metadata.design_size or 100 - local minsize=metadata.minsize or metadata.design_range_bottom or designsize - local maxsize=metadata.maxsize or metadata.design_range_top or designsize - local mathspecs=metadata.math - if designsize==0 then - designsize=100 - minsize=100 - maxsize=100 - end - if mathspecs then - for name,value in next,mathspecs do - mathparameters[name]=value - end - end - for unicode,_ in next,data.descriptions do - characters[unicode]={} - end - if mathspecs then - for unicode,character in next,characters do - local d=descriptions[unicode] - local m=d.math - if m then - local italic=m.italic - local vitalic=m.vitalic - local variants=m.hvariants - local parts=m.hparts - if variants then - local c=character - for i=1,#variants do - local un=variants[i] - c.next=un - c=characters[un] - end - c.horiz_variants=parts - elseif parts then - character.horiz_variants=parts - italic=m.hitalic - end - local variants=m.vvariants - local parts=m.vparts - if variants then - local c=character - for i=1,#variants do - local un=variants[i] - c.next=un - c=characters[un] - end - c.vert_variants=parts - elseif parts then - character.vert_variants=parts - end - if italic and italic~=0 then - character.italic=italic - end - if vitalic and vitalic~=0 then - character.vert_italic=vitalic - end - local accent=m.accent - if accent then - character.accent=accent - end - local kerns=m.kerns - if kerns then - character.mathkerns=kerns - end - end - end - end - local filename=constructors.checkedfilename(resources) - local fontname=metadata.fontname - local fullname=metadata.fullname or fontname - local psname=metadata.psname or fontname or fullname - local units=metadata.units or metadata.units_per_em or 1000 - if units==0 then - units=1000 - metadata.units=1000 - report_otf("changing %a units to %a",0,units) - end - local monospaced=metadata.monospaced or metadata.isfixedpitch or (pfminfo.panose and pfminfo.panose.proportion=="Monospaced") - local charwidth=pfminfo.avgwidth - local charxheight=pfminfo.os2_xheight and pfminfo.os2_xheight>0 and pfminfo.os2_xheight - local italicangle=metadata.italicangle - properties.monospaced=monospaced - parameters.italicangle=italicangle - parameters.charwidth=charwidth - parameters.charxheight=charxheight - local space=0x0020 - local emdash=0x2014 - if monospaced then - if descriptions[space] then - spaceunits,spacer=descriptions[space].width,"space" - end - if not spaceunits and descriptions[emdash] then - spaceunits,spacer=descriptions[emdash].width,"emdash" - end - if not spaceunits and charwidth then - spaceunits,spacer=charwidth,"charwidth" - end - else - if descriptions[space] then - spaceunits,spacer=descriptions[space].width,"space" - end - if not spaceunits and descriptions[emdash] then - spaceunits,spacer=descriptions[emdash].width/2,"emdash/2" - end - if not spaceunits and charwidth then - spaceunits,spacer=charwidth,"charwidth" - end - end - spaceunits=tonumber(spaceunits) or 500 - parameters.slant=0 - parameters.space=spaceunits - parameters.space_stretch=units/2 - parameters.space_shrink=1*units/3 - parameters.x_height=2*units/5 - parameters.quad=units - if spaceunits<2*units/5 then - end - if italicangle and italicangle~=0 then - parameters.italicangle=italicangle - parameters.italicfactor=math.cos(math.rad(90+italicangle)) - parameters.slant=- math.tan(italicangle*math.pi/180) - end - if monospaced then - parameters.space_stretch=0 - parameters.space_shrink=0 - elseif syncspace then - parameters.space_stretch=spaceunits/2 - parameters.space_shrink=spaceunits/3 - end - parameters.extra_space=parameters.space_shrink - if charxheight then - parameters.x_height=charxheight - else - local x=0x0078 - if x then - local x=descriptions[x] - if x then - parameters.x_height=x.height - end - end - end - parameters.designsize=(designsize/10)*65536 - parameters.minsize=(minsize/10)*65536 - parameters.maxsize=(maxsize/10)*65536 - parameters.ascender=abs(metadata.ascender or metadata.ascent or 0) - parameters.descender=abs(metadata.descender or metadata.descent or 0) - parameters.units=units - properties.space=spacer - properties.encodingbytes=2 - properties.format=data.format or otf_format(filename) or formats.otf - properties.noglyphnames=true - properties.filename=filename - properties.fontname=fontname - properties.fullname=fullname - properties.psname=psname - properties.name=filename or fullname - if warnings and #warnings>0 then - report_otf("warnings for font: %s",filename) - report_otf() - for i=1,#warnings do - report_otf(" %s",warnings[i]) - end - report_otf() - end - return { - characters=characters, - descriptions=descriptions, - parameters=parameters, - mathparameters=mathparameters, - resources=resources, - properties=properties, - goodies=goodies, - warnings=warnings, - } - end -end -local function otftotfm(specification) - local cache_id=specification.hash - local tfmdata=containers.read(constructors.cache,cache_id) - if not tfmdata then - local name=specification.name - local sub=specification.sub - local filename=specification.filename - local features=specification.features.normal - local rawdata=otf.load(filename,sub,features and features.featurefile) - if rawdata and next(rawdata) then - local descriptions=rawdata.descriptions - local duplicates=rawdata.resources.duplicates - if duplicates then - local nofduplicates,nofduplicated=0,0 - for parent,list in next,duplicates do - if type(list)=="table" then - local n=#list - for i=1,n do - local unicode=list[i] - if not descriptions[unicode] then - descriptions[unicode]=descriptions[parent] - nofduplicated=nofduplicated+1 - end - end - nofduplicates=nofduplicates+n - else - if not descriptions[list] then - descriptions[list]=descriptions[parent] - nofduplicated=nofduplicated+1 - end - nofduplicates=nofduplicates+1 - end - end - if trace_otf and nofduplicated~=nofduplicates then - report_otf("%i extra duplicates copied out of %i",nofduplicated,nofduplicates) - end - end - rawdata.lookuphash={} - tfmdata=copytotfm(rawdata,cache_id) - if tfmdata and next(tfmdata) then - local features=constructors.checkedfeatures("otf",features) - local shared=tfmdata.shared - if not shared then - shared={} - tfmdata.shared=shared - end - shared.rawdata=rawdata - shared.dynamics={} - tfmdata.changed={} - shared.features=features - shared.processes=otf.setfeatures(tfmdata,features) - end - end - containers.write(constructors.cache,cache_id,tfmdata) - end - return tfmdata -end -local function read_from_otf(specification) - local tfmdata=otftotfm(specification) - if tfmdata then - tfmdata.properties.name=specification.name - tfmdata.properties.sub=specification.sub - tfmdata=constructors.scale(tfmdata,specification) - local allfeatures=tfmdata.shared.features or specification.features.normal - constructors.applymanipulators("otf",tfmdata,allfeatures,trace_features,report_otf) - constructors.setname(tfmdata,specification) - fonts.loggers.register(tfmdata,file.suffix(specification.filename),specification) - end - return tfmdata -end -local function checkmathsize(tfmdata,mathsize) - local mathdata=tfmdata.shared.rawdata.metadata.math - local mathsize=tonumber(mathsize) - if mathdata then - local parameters=tfmdata.parameters - parameters.scriptpercentage=mathdata.ScriptPercentScaleDown - parameters.scriptscriptpercentage=mathdata.ScriptScriptPercentScaleDown - parameters.mathsize=mathsize - end -end -registerotffeature { - name="mathsize", - description="apply mathsize specified in the font", - initializers={ - base=checkmathsize, - node=checkmathsize, - } -} -function otf.collectlookups(rawdata,kind,script,language) - local sequences=rawdata.resources.sequences - if sequences then - local featuremap,featurelist={},{} - for s=1,#sequences do - local sequence=sequences[s] - local features=sequence.features - features=features and features[kind] - features=features and (features[script] or features[default] or features[wildcard]) - features=features and (features[language] or features[default] or features[wildcard]) - if features then - local subtables=sequence.subtables - if subtables then - for s=1,#subtables do - local ss=subtables[s] - if not featuremap[s] then - featuremap[ss]=true - featurelist[#featurelist+1]=ss - end - end - end - end - end - if #featurelist>0 then - return featuremap,featurelist - end - end - return nil,nil -end -local function check_otf(forced,specification,suffix) - local name=specification.name - if forced then - name=specification.forcedname - end - local fullname=findbinfile(name,suffix) or "" - if fullname=="" then - fullname=fonts.names.getfilename(name,suffix) or "" - end - if fullname~="" and not fonts.names.ignoredfile(fullname) then - specification.filename=fullname - return read_from_otf(specification) - end -end -local function opentypereader(specification,suffix) - local forced=specification.forced or "" - if formats[forced] then - return check_otf(true,specification,forced) - else - return check_otf(false,specification,suffix) - end -end -readers.opentype=opentypereader -function readers.otf (specification) return opentypereader(specification,"otf") end -function readers.ttf (specification) return opentypereader(specification,"ttf") end -function readers.ttc (specification) return opentypereader(specification,"ttf") end -function readers.dfont(specification) return opentypereader(specification,"ttf") end -function otf.scriptandlanguage(tfmdata,attr) - local properties=tfmdata.properties - return properties.script or "dflt",properties.language or "dflt" -end -local function justset(coverage,unicode,replacement) - coverage[unicode]=replacement -end -otf.coverup={ - stepkey="subtables", - actions={ - substitution=justset, - alternate=justset, - multiple=justset, - ligature=justset, - kern=justset, - chainsubstitution=justset, - chainposition=justset, - }, - register=function(coverage,lookuptype,format,feature,n,descriptions,resources) - local name=formatters["ctx_%s_%s_%s"](feature,lookuptype,n) - if lookuptype=="kern" then - resources.lookuptypes[name]="position" - else - resources.lookuptypes[name]=lookuptype - end - for u,c in next,coverage do - local description=descriptions[u] - local slookups=description.slookups - if slookups then - slookups[name]=c - else - description.slookups={ [name]=c } - end - end - return name - end -} -local function getgsub(tfmdata,k,kind) - local description=tfmdata.descriptions[k] - if description then - local slookups=description.slookups - if slookups then - local shared=tfmdata.shared - local rawdata=shared and shared.rawdata - if rawdata then - local lookuptypes=rawdata.resources.lookuptypes - if lookuptypes then - local properties=tfmdata.properties - local validlookups,lookuplist=otf.collectlookups(rawdata,kind,properties.script,properties.language) - if validlookups then - for l=1,#lookuplist do - local lookup=lookuplist[l] - local found=slookups[lookup] - if found then - return found,lookuptypes[lookup] - end - end - end - end - end - end - end -end -otf.getgsub=getgsub -function otf.getsubstitution(tfmdata,k,kind,value) - local found,kind=getgsub(tfmdata,k,kind) - if not found then - elseif kind=="substitution" then - return found - elseif kind=="alternate" then - local choice=tonumber(value) or 1 - return found[choice] or found[1] or k - end - return k -end -otf.getalternate=otf.getsubstitution -function otf.getmultiple(tfmdata,k,kind) - local found,kind=getgsub(tfmdata,k,kind) - if found and kind=="multiple" then - return found - end - return { k } -end -function otf.getkern(tfmdata,left,right,kind) - local kerns=getgsub(tfmdata,left,kind or "kern",true) - if kerns then - local found=kerns[right] - local kind=type(found) - if kind=="table" then - found=found[1][3] - elseif kind~="number" then - found=false - end - if found then - return found*tfmdata.parameters.factor - end - end - return 0 -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otf”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otb” 93461f2f412a9b33b35a273c09b64291] --- - -if not modules then modules={} end modules ['font-otb']={ - version=1.001, - comment="companion to font-ini.mkiv", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local concat=table.concat -local format,gmatch,gsub,find,match,lower,strip=string.format,string.gmatch,string.gsub,string.find,string.match,string.lower,string.strip -local type,next,tonumber,tostring,rawget=type,next,tonumber,tostring,rawget -local lpegmatch=lpeg.match -local utfchar=utf.char -local trace_baseinit=false trackers.register("otf.baseinit",function(v) trace_baseinit=v end) -local trace_singles=false trackers.register("otf.singles",function(v) trace_singles=v end) -local trace_multiples=false trackers.register("otf.multiples",function(v) trace_multiples=v end) -local trace_alternatives=false trackers.register("otf.alternatives",function(v) trace_alternatives=v end) -local trace_ligatures=false trackers.register("otf.ligatures",function(v) trace_ligatures=v end) -local trace_ligatures_detail=false trackers.register("otf.ligatures.detail",function(v) trace_ligatures_detail=v end) -local trace_kerns=false trackers.register("otf.kerns",function(v) trace_kerns=v end) -local trace_preparing=false trackers.register("otf.preparing",function(v) trace_preparing=v end) -local report_prepare=logs.reporter("fonts","otf prepare") -local fonts=fonts -local otf=fonts.handlers.otf -local otffeatures=otf.features -local registerotffeature=otffeatures.register -otf.defaultbasealternate="none" -local wildcard="*" -local default="dflt" -local formatters=string.formatters -local f_unicode=formatters["%U"] -local f_uniname=formatters["%U (%s)"] -local f_unilist=formatters["% t (% t)"] -local function gref(descriptions,n) - if type(n)=="number" then - local name=descriptions[n].name - if name then - return f_uniname(n,name) - else - return f_unicode(n) - end - elseif n then - local num,nam,j={},{},0 - for i=1,#n do - local ni=n[i] - if tonumber(ni) then - j=j+1 - local di=descriptions[ni] - num[j]=f_unicode(ni) - nam[j]=di and di.name or "-" - end - end - return f_unilist(num,nam) - else - return "<error in base mode tracing>" - end -end -local function cref(feature,lookuptags,lookupname) - if lookupname then - return formatters["feature %a, lookup %a"](feature,lookuptags[lookupname]) - else - return formatters["feature %a"](feature) - end -end -local function report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,comment) - report_prepare("%s: base alternate %s => %s (%S => %S)", - cref(feature,lookuptags,lookupname), - gref(descriptions,unicode), - replacement and gref(descriptions,replacement), - value, - comment) -end -local function report_substitution(feature,lookuptags,lookupname,descriptions,unicode,substitution) - report_prepare("%s: base substitution %s => %S", - cref(feature,lookuptags,lookupname), - gref(descriptions,unicode), - gref(descriptions,substitution)) -end -local function report_ligature(feature,lookuptags,lookupname,descriptions,unicode,ligature) - report_prepare("%s: base ligature %s => %S", - cref(feature,lookuptags,lookupname), - gref(descriptions,ligature), - gref(descriptions,unicode)) -end -local function report_kern(feature,lookuptags,lookupname,descriptions,unicode,otherunicode,value) - report_prepare("%s: base kern %s + %s => %S", - cref(feature,lookuptags,lookupname), - gref(descriptions,unicode), - gref(descriptions,otherunicode), - value) -end -local basemethods={} -local basemethod="<unset>" -local function applybasemethod(what,...) - local m=basemethods[basemethod][what] - if m then - return m(...) - end -end -local basehash,basehashes,applied={},1,{} -local function registerbasehash(tfmdata) - local properties=tfmdata.properties - local hash=concat(applied," ") - local base=basehash[hash] - if not base then - basehashes=basehashes+1 - base=basehashes - basehash[hash]=base - end - properties.basehash=base - properties.fullname=properties.fullname.."-"..base - applied={} -end -local function registerbasefeature(feature,value) - applied[#applied+1]=feature.."="..tostring(value) -end -local trace=false -local function finalize_ligatures(tfmdata,ligatures) - local nofligatures=#ligatures - if nofligatures>0 then - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local unicodes=resources.unicodes - local private=resources.private - local alldone=false - while not alldone do - local done=0 - for i=1,nofligatures do - local ligature=ligatures[i] - if ligature then - local unicode,lookupdata=ligature[1],ligature[2] - if trace_ligatures_detail then - report_prepare("building % a into %a",lookupdata,unicode) - end - local size=#lookupdata - local firstcode=lookupdata[1] - local firstdata=characters[firstcode] - local okay=false - if firstdata then - local firstname="ctx_"..firstcode - for i=1,size-1 do - local firstdata=characters[firstcode] - if not firstdata then - firstcode=private - if trace_ligatures_detail then - report_prepare("defining %a as %a",firstname,firstcode) - end - unicodes[firstname]=firstcode - firstdata={ intermediate=true,ligatures={} } - characters[firstcode]=firstdata - descriptions[firstcode]={ name=firstname } - private=private+1 - end - local target - local secondcode=lookupdata[i+1] - local secondname=firstname.."_"..secondcode - if i==size-1 then - target=unicode - if not rawget(unicodes,secondname) then - unicodes[secondname]=unicode - end - okay=true - else - target=rawget(unicodes,secondname) - if not target then - break - end - end - if trace_ligatures_detail then - report_prepare("codes (%a,%a) + (%a,%a) -> %a",firstname,firstcode,secondname,secondcode,target) - end - local firstligs=firstdata.ligatures - if firstligs then - firstligs[secondcode]={ char=target } - else - firstdata.ligatures={ [secondcode]={ char=target } } - end - firstcode=target - firstname=secondname - end - elseif trace_ligatures_detail then - report_prepare("no glyph (%a,%a) for building %a",firstname,firstcode,target) - end - if okay then - ligatures[i]=false - done=done+1 - end - end - end - alldone=done==0 - end - if trace_ligatures_detail then - for k,v in table.sortedhash(characters) do - if v.ligatures then - table.print(v,k) - end - end - end - resources.private=private - return true - end -end -local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local properties=tfmdata.properties - local changed=tfmdata.changed - local lookuphash=resources.lookuphash - local lookuptypes=resources.lookuptypes - local lookuptags=resources.lookuptags - local ligatures={} - local alternate=tonumber(value) or true and 1 - local defaultalt=otf.defaultbasealternate - local trace_singles=trace_baseinit and trace_singles - local trace_alternatives=trace_baseinit and trace_alternatives - local trace_ligatures=trace_baseinit and trace_ligatures - local actions={ - substitution=function(lookupdata,lookuptags,lookupname,description,unicode) - if trace_singles then - report_substitution(feature,lookuptags,lookupname,descriptions,unicode,lookupdata) - end - changed[unicode]=lookupdata - end, - alternate=function(lookupdata,lookuptags,lookupname,description,unicode) - local replacement=lookupdata[alternate] - if replacement then - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"normal") - end - elseif defaultalt=="first" then - replacement=lookupdata[1] - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - elseif defaultalt=="last" then - replacement=lookupdata[#data] - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - else - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"unknown") - end - end - end, - ligature=function(lookupdata,lookuptags,lookupname,description,unicode) - if trace_ligatures then - report_ligature(feature,lookuptags,lookupname,descriptions,unicode,lookupdata) - end - ligatures[#ligatures+1]={ unicode,lookupdata } - end, - } - for unicode,character in next,characters do - local description=descriptions[unicode] - local lookups=description.slookups - if lookups then - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookupdata=lookups[lookupname] - if lookupdata then - local lookuptype=lookuptypes[lookupname] - local action=actions[lookuptype] - if action then - action(lookupdata,lookuptags,lookupname,description,unicode) - end - end - end - end - local lookups=description.mlookups - if lookups then - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookuplist=lookups[lookupname] - if lookuplist then - local lookuptype=lookuptypes[lookupname] - local action=actions[lookuptype] - if action then - for i=1,#lookuplist do - action(lookuplist[i],lookuptags,lookupname,description,unicode) - end - end - end - end - end - end - properties.hasligatures=finalize_ligatures(tfmdata,ligatures) -end -local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local properties=tfmdata.properties - local lookuptags=resources.lookuptags - local sharedkerns={} - local traceindeed=trace_baseinit and trace_kerns - local haskerns=false - for unicode,character in next,characters do - local description=descriptions[unicode] - local rawkerns=description.kerns - if rawkerns then - local s=sharedkerns[rawkerns] - if s==false then - elseif s then - character.kerns=s - else - local newkerns=character.kerns - local done=false - for l=1,#lookuplist do - local lookup=lookuplist[l] - local kerns=rawkerns[lookup] - if kerns then - for otherunicode,value in next,kerns do - if value==0 then - elseif not newkerns then - newkerns={ [otherunicode]=value } - done=true - if traceindeed then - report_kern(feature,lookuptags,lookup,descriptions,unicode,otherunicode,value) - end - elseif not newkerns[otherunicode] then - newkerns[otherunicode]=value - done=true - if traceindeed then - report_kern(feature,lookuptags,lookup,descriptions,unicode,otherunicode,value) - end - end - end - end - end - if done then - sharedkerns[rawkerns]=newkerns - character.kerns=newkerns - haskerns=true - else - sharedkerns[rawkerns]=false - end - end - end - end - properties.haskerns=haskerns -end -basemethods.independent={ - preparesubstitutions=preparesubstitutions, - preparepositionings=preparepositionings, -} -local function makefake(tfmdata,name,present) - local resources=tfmdata.resources - local private=resources.private - local character={ intermediate=true,ligatures={} } - resources.unicodes[name]=private - tfmdata.characters[private]=character - tfmdata.descriptions[private]={ name=name } - resources.private=private+1 - present[name]=private - return character -end -local function make_1(present,tree,name) - for k,v in next,tree do - if k=="ligature" then - present[name]=v - else - make_1(present,v,name.."_"..k) - end - end -end -local function make_2(present,tfmdata,characters,tree,name,preceding,unicode,done,lookuptags,lookupname) - for k,v in next,tree do - if k=="ligature" then - local character=characters[preceding] - if not character then - if trace_baseinit then - report_prepare("weird ligature in lookup %a, current %C, preceding %C",lookuptags[lookupname],v,preceding) - end - character=makefake(tfmdata,name,present) - end - local ligatures=character.ligatures - if ligatures then - ligatures[unicode]={ char=v } - else - character.ligatures={ [unicode]={ char=v } } - end - if done then - local d=done[lookupname] - if not d then - done[lookupname]={ "dummy",v } - else - d[#d+1]=v - end - end - else - local code=present[name] or unicode - local name=name.."_"..k - make_2(present,tfmdata,characters,v,name,code,k,done,lookuptags,lookupname) - end - end -end -local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local changed=tfmdata.changed - local lookuphash=resources.lookuphash - local lookuptypes=resources.lookuptypes - local lookuptags=resources.lookuptags - local ligatures={} - local alternate=tonumber(value) or true and 1 - local defaultalt=otf.defaultbasealternate - local trace_singles=trace_baseinit and trace_singles - local trace_alternatives=trace_baseinit and trace_alternatives - local trace_ligatures=trace_baseinit and trace_ligatures - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookupdata=lookuphash[lookupname] - local lookuptype=lookuptypes[lookupname] - for unicode,data in next,lookupdata do - if lookuptype=="substitution" then - if trace_singles then - report_substitution(feature,lookuptags,lookupname,descriptions,unicode,data) - end - changed[unicode]=data - elseif lookuptype=="alternate" then - local replacement=data[alternate] - if replacement then - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"normal") - end - elseif defaultalt=="first" then - replacement=data[1] - changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - elseif defaultalt=="last" then - replacement=data[#data] - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,defaultalt) - end - else - if trace_alternatives then - report_alternate(feature,lookuptags,lookupname,descriptions,unicode,replacement,value,"unknown") - end - end - elseif lookuptype=="ligature" then - ligatures[#ligatures+1]={ unicode,data,lookupname } - if trace_ligatures then - report_ligature(feature,lookuptags,lookupname,descriptions,unicode,data) - end - end - end - end - local nofligatures=#ligatures - if nofligatures>0 then - local characters=tfmdata.characters - local present={} - local done=trace_baseinit and trace_ligatures and {} - for i=1,nofligatures do - local ligature=ligatures[i] - local unicode,tree=ligature[1],ligature[2] - make_1(present,tree,"ctx_"..unicode) - end - for i=1,nofligatures do - local ligature=ligatures[i] - local unicode,tree,lookupname=ligature[1],ligature[2],ligature[3] - make_2(present,tfmdata,characters,tree,"ctx_"..unicode,unicode,unicode,done,lookuptags,lookupname) - end - end -end -local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist) - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local resources=tfmdata.resources - local properties=tfmdata.properties - local lookuphash=resources.lookuphash - local lookuptags=resources.lookuptags - local traceindeed=trace_baseinit and trace_kerns - for l=1,#lookuplist do - local lookupname=lookuplist[l] - local lookupdata=lookuphash[lookupname] - for unicode,data in next,lookupdata do - local character=characters[unicode] - local kerns=character.kerns - if not kerns then - kerns={} - character.kerns=kerns - end - if traceindeed then - for otherunicode,kern in next,data do - if not kerns[otherunicode] and kern~=0 then - kerns[otherunicode]=kern - report_kern(feature,lookuptags,lookup,descriptions,unicode,otherunicode,kern) - end - end - else - for otherunicode,kern in next,data do - if not kerns[otherunicode] and kern~=0 then - kerns[otherunicode]=kern - end - end - end - end - end -end -local function initializehashes(tfmdata) - nodeinitializers.features(tfmdata) -end -basemethods.shared={ - initializehashes=initializehashes, - preparesubstitutions=preparesubstitutions, - preparepositionings=preparepositionings, -} -basemethod="independent" -local function featuresinitializer(tfmdata,value) - if true then - local starttime=trace_preparing and os.clock() - local features=tfmdata.shared.features - local fullname=tfmdata.properties.fullname or "?" - if features then - applybasemethod("initializehashes",tfmdata) - local collectlookups=otf.collectlookups - local rawdata=tfmdata.shared.rawdata - local properties=tfmdata.properties - local script=properties.script - local language=properties.language - local basesubstitutions=rawdata.resources.features.gsub - local basepositionings=rawdata.resources.features.gpos - if basesubstitutions or basepositionings then - local sequences=tfmdata.resources.sequences - for s=1,#sequences do - local sequence=sequences[s] - local sfeatures=sequence.features - if sfeatures then - local order=sequence.order - if order then - for i=1,#order do - local feature=order[i] - local value=features[feature] - if value then - local validlookups,lookuplist=collectlookups(rawdata,feature,script,language) - if not validlookups then - elseif basesubstitutions and basesubstitutions[feature] then - if trace_preparing then - report_prepare("filtering base %s feature %a for %a with value %a","sub",feature,fullname,value) - end - applybasemethod("preparesubstitutions",tfmdata,feature,value,validlookups,lookuplist) - registerbasefeature(feature,value) - elseif basepositionings and basepositionings[feature] then - if trace_preparing then - report_prepare("filtering base %a feature %a for %a with value %a","pos",feature,fullname,value) - end - applybasemethod("preparepositionings",tfmdata,feature,value,validlookups,lookuplist) - registerbasefeature(feature,value) - end - end - end - end - end - end - end - registerbasehash(tfmdata) - end - if trace_preparing then - report_prepare("preparation time is %0.3f seconds for %a",os.clock()-starttime,fullname) - end - end -end -registerotffeature { - name="features", - description="features", - default=true, - initializers={ - base=featuresinitializer, - } -} -directives.register("fonts.otf.loader.basemethod",function(v) - if basemethods[v] then - basemethod=v - end -end) - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otb”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-inj” 593642f0a6fe4a7fef5ed63034276e6f] --- - -if not modules then modules={} end modules ['font-inj']={ - version=1.001, - 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", -} -if not nodes.properties then return end -local next,rawget=next,rawget -local utfchar=utf.char -local fastcopy=table.fastcopy -local trace_injections=false trackers.register("fonts.injections",function(v) trace_injections=v end) -local report_injections=logs.reporter("fonts","injections") -local attributes,nodes,node=attributes,nodes,node -fonts=fonts -local fontdata=fonts.hashes.identifiers -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 -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 getfont=nuts.getfont -local getsubtype=nuts.getsubtype -local getchar=nuts.getchar -local traverse_id=nuts.traverse_id -local insert_node_before=nuts.insert_before -local insert_node_after=nuts.insert_after -local find_tail=nuts.tail -local properties=nodes.properties.data -function injections.installnewkern(nk) - newkern=nk or newkern -end -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,n) - if p then - p.injections=false - else - properties[n]=false - end -end -function injections.copy(target,source) - local sp=rawget(properties,source) - if sp then - local tp=rawget(properties,target) - local si=rawget(sp,"injections") - if si then - si=fastcopy(si) - if tp then - tp.injections=si - else - propertydata[target]={ - injections=si, - } - end - elseif tp then - tp.injections=false - else - properties[target]={ injections={} } - end - else - local tp=rawget(properties,target) - if tp then - tp.injections=false - else - properties[target]=false - end - end -end -function injections.setligaindex(n,index) - local p=rawget(properties,n) - if p then - local i=rawget(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) - local p=rawget(properties,n) - if p then - local i=rawget(p,"injections") - if i then - return i.ligaindex or default - end - end - return default -end -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=tfmstart.width - local wn=tfmnext.width - 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=rawget(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=rawget(p,"injections") - if i then - i.cursivex=dx - i.cursivey=dy - else - p.injections={ - cursivex=dx, - cursivey=dy, - } - end - 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=factor*spec[1] - local y=factor*spec[2] - local w=factor*spec[3] - local h=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 - if not injection then - injection="injections" - end - local p=rawget(properties,current) - if p then - local i=rawget(p,injection) - if i then - if leftkern~=0 then - i.leftkern=(i.leftkern or 0)+leftkern - end - if rightkern~=0 then - 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[injection]={ - leftkern=leftkern, - rightkern=rightkern, - yoffset=yoffset, - } - else - p[injection]={ - yoffset=yoffset, - } - end - elseif leftkern~=0 or rightkern~=0 then - properties[current]={ - [injection]={ - leftkern=leftkern, - rightkern=rightkern, - yoffset=yoffset, - }, - } - else - properties[current]={ - [injection]={ - yoffset=yoffset, - }, - } - end - return x,y,w,h,nofregisteredpairs - end - end - return x,y,w,h -end -function injections.setkern(current,factor,rlmode,x,injection) - local dx=factor*x - if dx~=0 then - nofregisteredkerns=nofregisteredkerns+1 - local p=rawget(properties,current) - if not injection then - injection="injections" - end - if p then - local i=rawget(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,tfmbase,mkmk) - local dx,dy=factor*(ba[1]-ma[1]),factor*(ba[2]-ma[2]) - nofregisteredmarks=nofregisteredmarks+1 - if rlmode>=0 then - dx=tfmbase.width-dx - end - local p=rawget(properties,start) - if p then - local i=rawget(p,"injections") - if i then - if i.markmark then - else - i.markx=dx - i.marky=dy - i.markdir=rlmode or 0 - i.markbase=nofregisteredmarks - i.markbasenode=base - i.markmark=mkmk - end - else - p.injections={ - markx=dx, - marky=dy, - markdir=rlmode or 0, - markbase=nofregisteredmarks, - markbasenode=base, - markmark=mkmk, - } - end - else - properties[start]={ - injections={ - markx=dx, - marky=dy, - markdir=rlmode or 0, - markbase=nofregisteredmarks, - markbasenode=base, - markmark=mkmk, - }, - } - end - 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 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 i=rawget(p,what) - if i then - local leftkern=i.leftkern or 0 - local rightkern=i.rightkern or 0 - local yoffset=i.yoffset or 0 - local markx=i.markx or 0 - local marky=i.marky or 0 - local markdir=i.markdir or 0 - local markbase=i.markbase or 0 - local cursivex=i.cursivex or 0 - local cursivey=i.cursivey or 0 - local ligaindex=i.ligaindex or 0 - local cursbase=i.cursiveanchor - 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 - 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 - if cursbase then - report_injections("%w%s curs: base dx %p, dy %p",margin,symbol,cursivex,cursivey) - else - report_injections("%w%s curs: dx %p, dy %p",margin,symbol,cursivex,cursivey) - end - elseif cursbase then - report_injections("%w%s curs: base",margin,symbol) - end - if ligaindex~=0 then - report_injections("%w%s liga: index %i",margin,symbol,ligaindex) - end - end - 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,where) - report_injections("begin run %s: %s kerns, %s pairs, %s marks and %s cursives registered", - where or "",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 replace then - showsub(replace,"replaceinjections","replace") - end - end - n=getnext(n) - end - report_injections("end run") -end -local function show_result(head) - local current=head - local skipping=false - while current do - local id=getid(current) - if id==glyph_code then - report_injections("char: %C, width %p, xoffset %p, yoffset %p", - getchar(current),getfield(current,"width"),getfield(current,"xoffset"),getfield(current,"yoffset")) - skipping=false - elseif id==kern_code then - report_injections("kern: %p",getfield(current,"kern")) - skipping=false - elseif not skipping then - report_injections() - skipping=true - end - current=getnext(current) - end -end -local function collect_glyphs(head,offsets) - local glyphs,glyphi,nofglyphs={},{},0 - local marks,marki,nofmarks={},{},0 - local nf,tm=nil,nil - local n=head - local function identify(n,what) - local f=getfont(n) - if f~=nf then - nf=f - tm=fontdata[nf].resources - if tm then - tm=tm.marks - end - end - if tm and tm[getchar(n)] then - nofmarks=nofmarks+1 - marks[nofmarks]=n - marki[nofmarks]="injections" - else - nofglyphs=nofglyphs+1 - glyphs[nofglyphs]=n - glyphi[nofglyphs]=what - end - if offsets then - local p=rawget(properties,n) - if p then - local i=rawget(p,what) - if i then - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end - end - end - end - end - while n do - local id=getid(n) - if id==glyph_code then - identify(n,"injections") - elseif id==disc_code then - local d=getfield(n,"pre") - if d then - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - identify(n,"preinjections") - end - end - end - local d=getfield(n,"post") - if d then - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - identify(n,"postinjections") - end - end - end - local d=getfield(n,"replace") - if d then - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - identify(n,"replaceinjections") - end - end - end - end - n=getnext(n) - end - return glyphs,glyphi,nofglyphs,marks,marki,nofmarks -end -local function inject_marks(marks,marki,nofmarks) - for i=1,nofmarks do - local n=marks[i] - local pn=rawget(properties,n) - if pn then - local ni=marki[i] - local pn=rawget(pn,ni) - if pn then - local p=pn.markbasenode - if p then - local px=getfield(p,"xoffset") - local ox=0 - local rightkern=nil - local pp=rawget(properties,p) - if pp then - pp=rawget(pp,ni) - if pp then - rightkern=pp.rightkern - end - end - if rightkern then - if pn.markdir<0 then - ox=px-pn.markx-rightkern - else - - - if false then - local leftkern=pp.leftkern - if leftkern then - ox=px-pn.markx-leftkern - else - ox=px-pn.markx - end - else - ox=px-pn.markx - end - end - else - ox=px-pn.markx - local wn=getfield(n,"width") - if wn~=0 then - pn.leftkern=-wn/2 - pn.rightkern=-wn/2 - end - end - setfield(n,"xoffset",ox) - local py=getfield(p,"yoffset") - local oy=getfield(n,"yoffset")+py+pn.marky - setfield(n,"yoffset",oy) - else - end - end - end - end -end -local function inject_cursives(glyphs,glyphi,nofglyphs) - local cursiveanchor,lastanchor=nil,nil - local minc,maxc,last=0,0,nil - for i=1,nofglyphs do - local n=glyphs[i] - local pn=rawget(properties,n) - if pn then - pn=rawget(pn,glyphi[i]) - end - if pn then - local cursivex=pn.cursivex - if cursivex then - if cursiveanchor then - if cursivex~=0 then - pn.leftkern=(pn.leftkern or 0)+cursivex - end - 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 - 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 - end - if last and maxc>0 then - local ny=getfield(last,"yoffset") - for i=maxc,minc,-1 do - local ti=glyphs[i] - ny=ny+properties[ti].cursivedy - setfield(ti,"yoffset",ny) - end - end -end -local function inject_kerns(head,glist,ilist,length) - for i=1,length do - local n=glist[i] - local pn=rawget(properties,n) - if pn then - local dp=nil - local dr=nil - local ni=ilist[i] - local p=nil - if ni=="injections" then - p=getprev(n) - if p then - local id=getid(p) - if id==disc_code then - dp=getfield(p,"post") - dr=getfield(p,"replace") - end - end - end - if dp then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(dp) - insert_node_after(dp,t,newkern(leftkern)) - setfield(p,"post",dp) - end - end - end - if dr then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(dr) - insert_node_after(dr,t,newkern(leftkern)) - setfield(p,"replace",dr) - end - end - else - local i=rawget(pn,ni) - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - insert_node_before(head,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - end - end - end - end - end -end -local function inject_everything(head,where) - head=tonut(head) - if trace_injections then - trace(head,"everything") - end - local glyphs,glyphi,nofglyphs,marks,marki,nofmarks=collect_glyphs(head,nofregisteredpairs>0) - if nofglyphs>0 then - if nofregisteredcursives>0 then - inject_cursives(glyphs,glyphi,nofglyphs) - end - if nofregisteredmarks>0 then - inject_marks(marks,marki,nofmarks) - end - inject_kerns(head,glyphs,glyphi,nofglyphs) - end - if nofmarks>0 then - inject_kerns(head,marks,marki,nofmarks) - end - if keepregisteredcounts then - keepregisteredcounts=false - else - nofregisteredkerns=0 - nofregisteredpairs=0 - nofregisteredmarks=0 - nofregisteredcursives=0 - end - return tonode(head),true -end -local function inject_kerns_only(head,where) - head=tonut(head) - if trace_injections then - trace(head,"kerns") - 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 i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"post",d) - end - end - end - local d=getfield(p,"replace") - if d then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"replace",d) - end - end - else - local i=rawget(pn,"injections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - setfield(p,"replace",newkern(leftkern)) - end - end - end - else - local i=rawget(pn,"injections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - head=insert_node_before(head,n,newkern(leftkern)) - end - end - end - end - end - p=nil - elseif id==disc_code then - local d=getfield(n,"pre") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"preinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - end - end - else - break - end - end - if h~=d then - setfield(n,"pre",h) - end - end - local d=getfield(n,"post") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - end - end - else - break - end - end - if h~=d then - setfield(n,"post",h) - end - end - local d=getfield(n,"replace") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - end - end - else - break - end - end - if h~=d then - setfield(n,"replace",h) - end - end - p=n - else - p=nil - end - 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,"pairs") - 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 i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"post",d) - end - end - end - local d=getfield(p,"replace") - if d then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - local t=find_tail(d) - insert_node_after(d,t,newkern(leftkern)) - setfield(p,"replace",d) - end - end - else - local i=rawget(pn,"injections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - setfield(p,"replace",newkern(leftkern)) - end - end - end - else - local i=rawget(pn,"injections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - head=insert_node_before(head,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end - end - end - end - end - p=nil - elseif id==disc_code then - local d=getfield(n,"pre") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"preinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end - end - end - else - break - end - end - if h~=d then - setfield(n,"pre",h) - end - end - local d=getfield(n,"post") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"postinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end - end - end - else - break - end - end - if h~=d then - setfield(n,"post",h) - end - end - local d=getfield(n,"replace") - if d then - local h=d - for n in traverse_id(glyph_code,d) do - if getsubtype(n)<256 then - local pn=rawget(properties,n) - if pn then - local i=rawget(pn,"replaceinjections") - if i then - local leftkern=i.leftkern - if leftkern and leftkern~=0 then - h=insert_node_before(h,n,newkern(leftkern)) - end - local rightkern=i.rightkern - if rightkern and rightkern~=0 then - insert_node_after(head,n,newkern(rightkern)) - n=getnext(n) - end - local yoffset=i.yoffset - if yoffset and yoffset~=0 then - setfield(n,"yoffset",yoffset) - end - end - end - else - break - end - end - if h~=d then - setfield(n,"replace",h) - end - end - p=n - else - p=nil - end - 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 -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-inj”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-ota” 67a1fc4c6508526fa54041d22bcb6eab] --- - -if not modules then modules={} end modules ['luatex-fonts-ota']={ - version=1.001, - comment="companion to font-otf.lua (analysing)", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local type=type -if not trackers then trackers={ register=function() end } end -local fonts,nodes,node=fonts,nodes,node -local allocate=utilities.storage.allocate -local otf=fonts.handlers.otf -local analyzers=fonts.analyzers -local initializers=allocate() -local methods=allocate() -analyzers.initializers=initializers -analyzers.methods=methods -local a_state=attributes.private('state') -local nuts=nodes.nuts -local tonut=nuts.tonut -local getfield=nuts.getfield -local getnext=nuts.getnext -local getprev=nuts.getprev -local getid=nuts.getid -local getprop=nuts.getprop -local setprop=nuts.setprop -local getfont=nuts.getfont -local getsubtype=nuts.getsubtype -local getchar=nuts.getchar -local traverse_id=nuts.traverse_id -local traverse_node_list=nuts.traverse -local end_of_math=nuts.end_of_math -local nodecodes=nodes.nodecodes -local glyph_code=nodecodes.glyph -local disc_code=nodecodes.disc -local math_code=nodecodes.math -local fontdata=fonts.hashes.identifiers -local categories=characters and characters.categories or {} -local otffeatures=fonts.constructors.newfeatures("otf") -local registerotffeature=otffeatures.register -local s_init=1 local s_rphf=7 -local s_medi=2 local s_half=8 -local s_fina=3 local s_pref=9 -local s_isol=4 local s_blwf=10 -local s_mark=5 local s_pstf=11 -local s_rest=6 -local states={ - init=s_init, - medi=s_medi, - fina=s_fina, - isol=s_isol, - mark=s_mark, - rest=s_rest, - rphf=s_rphf, - half=s_half, - pref=s_pref, - blwf=s_blwf, - pstf=s_pstf, -} -local features={ - init=s_init, - medi=s_medi, - fina=s_fina, - isol=s_isol, - rphf=s_rphf, - half=s_half, - pref=s_pref, - blwf=s_blwf, - pstf=s_pstf, -} -analyzers.states=states -analyzers.features=features -analyzers.useunicodemarks=false -function analyzers.setstate(head,font) - local useunicodemarks=analyzers.useunicodemarks - local tfmdata=fontdata[font] - local descriptions=tfmdata.descriptions - local first,last,current,n,done=nil,nil,head,0,false - current=tonut(current) - while current do - local id=getid(current) - if id==glyph_code and getfont(current)==font then - done=true - local char=getchar(current) - local d=descriptions[char] - if d then - if d.class=="mark" then - done=true - setprop(current,a_state,s_mark) - elseif useunicodemarks and categories[char]=="mn" then - done=true - setprop(current,a_state,s_mark) - elseif n==0 then - first,last,n=current,current,1 - setprop(current,a_state,s_init) - else - last,n=current,n+1 - setprop(current,a_state,s_medi) - end - else - if first and first==last then - setprop(last,a_state,s_isol) - elseif last then - setprop(last,a_state,s_fina) - end - first,last,n=nil,nil,0 - end - elseif id==disc_code then - setprop(current,a_state,s_medi) - last=current - else - if first and first==last then - setprop(last,a_state,s_isol) - elseif last then - setprop(last,a_state,s_fina) - end - first,last,n=nil,nil,0 - if id==math_code then - current=end_of_math(current) - end - end - current=getnext(current) - end - if first and first==last then - setprop(last,a_state,s_isol) - elseif last then - setprop(last,a_state,s_fina) - end - return head,done -end -local function analyzeinitializer(tfmdata,value) - local script,language=otf.scriptandlanguage(tfmdata) - local action=initializers[script] - if not action then - elseif type(action)=="function" then - return action(tfmdata,value) - else - local action=action[language] - if action then - return action(tfmdata,value) - end - end -end -local function analyzeprocessor(head,font,attr) - local tfmdata=fontdata[font] - local script,language=otf.scriptandlanguage(tfmdata,attr) - local action=methods[script] - if not action then - elseif type(action)=="function" then - return action(head,font,attr) - else - action=action[language] - if action then - return action(head,font,attr) - end - end - return head,false -end -registerotffeature { - name="analyze", - description="analysis of character classes", - default=true, - initializers={ - node=analyzeinitializer, - }, - processors={ - position=1, - node=analyzeprocessor, - } -} -methods.latn=analyzers.setstate -local tatweel=0x0640 -local zwnj=0x200C -local zwj=0x200D -local isolated={ - [0x0600]=true,[0x0601]=true,[0x0602]=true,[0x0603]=true, - [0x0604]=true, - [0x0608]=true,[0x060B]=true,[0x0621]=true,[0x0674]=true, - [0x06DD]=true, - [0x0856]=true,[0x0858]=true,[0x0857]=true, - [0x07FA]=true, - [zwnj]=true, - [0x08AD]=true, -} -local final={ - [0x0622]=true,[0x0623]=true,[0x0624]=true,[0x0625]=true, - [0x0627]=true,[0x0629]=true,[0x062F]=true,[0x0630]=true, - [0x0631]=true,[0x0632]=true,[0x0648]=true,[0x0671]=true, - [0x0672]=true,[0x0673]=true,[0x0675]=true,[0x0676]=true, - [0x0677]=true,[0x0688]=true,[0x0689]=true,[0x068A]=true, - [0x068B]=true,[0x068C]=true,[0x068D]=true,[0x068E]=true, - [0x068F]=true,[0x0690]=true,[0x0691]=true,[0x0692]=true, - [0x0693]=true,[0x0694]=true,[0x0695]=true,[0x0696]=true, - [0x0697]=true,[0x0698]=true,[0x0699]=true,[0x06C0]=true, - [0x06C3]=true,[0x06C4]=true,[0x06C5]=true,[0x06C6]=true, - [0x06C7]=true,[0x06C8]=true,[0x06C9]=true,[0x06CA]=true, - [0x06CB]=true,[0x06CD]=true,[0x06CF]=true,[0x06D2]=true, - [0x06D3]=true,[0x06D5]=true,[0x06EE]=true,[0x06EF]=true, - [0x0759]=true,[0x075A]=true,[0x075B]=true,[0x076B]=true, - [0x076C]=true,[0x0771]=true,[0x0773]=true,[0x0774]=true, - [0x0778]=true,[0x0779]=true, - [0x08AA]=true,[0x08AB]=true,[0x08AC]=true, - [0xFEF5]=true,[0xFEF7]=true,[0xFEF9]=true,[0xFEFB]=true, - [0x0710]=true,[0x0715]=true,[0x0716]=true,[0x0717]=true, - [0x0718]=true,[0x0719]=true,[0x0728]=true,[0x072A]=true, - [0x072C]=true,[0x071E]=true, - [0x072F]=true,[0x074D]=true, - [0x0840]=true,[0x0849]=true,[0x0854]=true,[0x0846]=true, - [0x084F]=true, - [0x08AE]=true,[0x08B1]=true,[0x08B2]=true, -} -local medial={ - [0x0626]=true,[0x0628]=true,[0x062A]=true,[0x062B]=true, - [0x062C]=true,[0x062D]=true,[0x062E]=true,[0x0633]=true, - [0x0634]=true,[0x0635]=true,[0x0636]=true,[0x0637]=true, - [0x0638]=true,[0x0639]=true,[0x063A]=true,[0x063B]=true, - [0x063C]=true,[0x063D]=true,[0x063E]=true,[0x063F]=true, - [0x0641]=true,[0x0642]=true,[0x0643]=true, - [0x0644]=true,[0x0645]=true,[0x0646]=true,[0x0647]=true, - [0x0649]=true,[0x064A]=true,[0x066E]=true,[0x066F]=true, - [0x0678]=true,[0x0679]=true,[0x067A]=true,[0x067B]=true, - [0x067C]=true,[0x067D]=true,[0x067E]=true,[0x067F]=true, - [0x0680]=true,[0x0681]=true,[0x0682]=true,[0x0683]=true, - [0x0684]=true,[0x0685]=true,[0x0686]=true,[0x0687]=true, - [0x069A]=true,[0x069B]=true,[0x069C]=true,[0x069D]=true, - [0x069E]=true,[0x069F]=true,[0x06A0]=true,[0x06A1]=true, - [0x06A2]=true,[0x06A3]=true,[0x06A4]=true,[0x06A5]=true, - [0x06A6]=true,[0x06A7]=true,[0x06A8]=true,[0x06A9]=true, - [0x06AA]=true,[0x06AB]=true,[0x06AC]=true,[0x06AD]=true, - [0x06AE]=true,[0x06AF]=true,[0x06B0]=true,[0x06B1]=true, - [0x06B2]=true,[0x06B3]=true,[0x06B4]=true,[0x06B5]=true, - [0x06B6]=true,[0x06B7]=true,[0x06B8]=true,[0x06B9]=true, - [0x06BA]=true,[0x06BB]=true,[0x06BC]=true,[0x06BD]=true, - [0x06BE]=true,[0x06BF]=true,[0x06C1]=true,[0x06C2]=true, - [0x06CC]=true,[0x06CE]=true,[0x06D0]=true,[0x06D1]=true, - [0x06FA]=true,[0x06FB]=true,[0x06FC]=true,[0x06FF]=true, - [0x0750]=true,[0x0751]=true,[0x0752]=true,[0x0753]=true, - [0x0754]=true,[0x0755]=true,[0x0756]=true,[0x0757]=true, - [0x0758]=true,[0x075C]=true,[0x075D]=true,[0x075E]=true, - [0x075F]=true,[0x0760]=true,[0x0761]=true,[0x0762]=true, - [0x0763]=true,[0x0764]=true,[0x0765]=true,[0x0766]=true, - [0x0767]=true,[0x0768]=true,[0x0769]=true,[0x076A]=true, - [0x076D]=true,[0x076E]=true,[0x076F]=true,[0x0770]=true, - [0x0772]=true,[0x0775]=true,[0x0776]=true,[0x0777]=true, - [0x077A]=true,[0x077B]=true,[0x077C]=true,[0x077D]=true, - [0x077E]=true,[0x077F]=true, - [0x08A0]=true,[0x08A2]=true,[0x08A4]=true,[0x08A5]=true, - [0x08A6]=true,[0x0620]=true,[0x08A8]=true,[0x08A9]=true, - [0x08A7]=true,[0x08A3]=true, - [0x0712]=true,[0x0713]=true,[0x0714]=true,[0x071A]=true, - [0x071B]=true,[0x071C]=true,[0x071D]=true,[0x071F]=true, - [0x0720]=true,[0x0721]=true,[0x0722]=true,[0x0723]=true, - [0x0724]=true,[0x0725]=true,[0x0726]=true,[0x0727]=true, - [0x0729]=true,[0x072B]=true,[0x072D]=true,[0x072E]=true, - [0x074E]=true,[0x074F]=true, - [0x0841]=true,[0x0842]=true,[0x0843]=true,[0x0844]=true, - [0x0845]=true,[0x0847]=true,[0x0848]=true,[0x0855]=true, - [0x0851]=true,[0x084E]=true,[0x084D]=true,[0x084A]=true, - [0x084B]=true,[0x084C]=true,[0x0850]=true,[0x0852]=true, - [0x0853]=true, - [0x07D7]=true,[0x07E8]=true,[0x07D9]=true,[0x07EA]=true, - [0x07CA]=true,[0x07DB]=true,[0x07CC]=true,[0x07DD]=true, - [0x07CE]=true,[0x07DF]=true,[0x07D4]=true,[0x07E5]=true, - [0x07E9]=true,[0x07E7]=true,[0x07E3]=true,[0x07E2]=true, - [0x07E0]=true,[0x07E1]=true,[0x07DE]=true,[0x07DC]=true, - [0x07D1]=true,[0x07DA]=true,[0x07D8]=true,[0x07D6]=true, - [0x07D2]=true,[0x07D0]=true,[0x07CF]=true,[0x07CD]=true, - [0x07CB]=true,[0x07D3]=true,[0x07E4]=true,[0x07D5]=true, - [0x07E6]=true, - [tatweel]=true,[zwj]=true, - [0x08A1]=true,[0x08AF]=true,[0x08B0]=true, -} -local arab_warned={} -local function warning(current,what) - local char=getchar(current) - if not arab_warned[char] then - log.report("analyze","arab: character %C has no %a class",char,what) - arab_warned[char]=true - end -end -local function finish(first,last) - if last then - if first==last then - local fc=getchar(first) - if medial[fc] or final[fc] then - setprop(first,a_state,s_isol) - else - warning(first,"isol") - setprop(first,a_state,s_error) - end - else - local lc=getchar(last) - if medial[lc] or final[lc] then - setprop(last,a_state,s_fina) - else - warning(last,"fina") - setprop(last,a_state,s_error) - end - end - first,last=nil,nil - elseif first then - local fc=getchar(first) - if medial[fc] or final[fc] then - setprop(first,a_state,s_isol) - else - warning(first,"isol") - setprop(first,a_state,s_error) - end - first=nil - end - return first,last -end -function methods.arab(head,font,attr) - local useunicodemarks=analyzers.useunicodemarks - local tfmdata=fontdata[font] - local marks=tfmdata.resources.marks - local first,last,current,done=nil,nil,head,false - current=tonut(current) - while current do - local id=getid(current) - if id==glyph_code and getfont(current)==font and getsubtype(current)<256 and not getprop(current,a_state) then - done=true - local char=getchar(current) - if marks[char] or (useunicodemarks and categories[char]=="mn") then - setprop(current,a_state,s_mark) - elseif isolated[char] then - first,last=finish(first,last) - setprop(current,a_state,s_isol) - first,last=nil,nil - elseif not first then - if medial[char] then - setprop(current,a_state,s_init) - first,last=first or current,current - elseif final[char] then - setprop(current,a_state,s_isol) - first,last=nil,nil - else - first,last=finish(first,last) - end - elseif medial[char] then - first,last=first or current,current - setprop(current,a_state,s_medi) - elseif final[char] then - if getprop(last,a_state)~=s_init then - setprop(last,a_state,s_medi) - end - setprop(current,a_state,s_fina) - first,last=nil,nil - elseif char>=0x0600 and char<=0x06FF then - setprop(current,a_state,s_rest) - first,last=finish(first,last) - else - first,last=finish(first,last) - end - else - if first or last then - first,last=finish(first,last) - end - if id==math_code then - current=end_of_math(current) - end - end - current=getnext(current) - end - if first or last then - finish(first,last) - end - return head,done -end -methods.syrc=methods.arab -methods.mand=methods.arab -methods.nko=methods.arab -directives.register("otf.analyze.useunicodemarks",function(v) - analyzers.useunicodemarks=v -end) - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-ota”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otn” f9c4bbae893842192e488c2c095c8024] --- - -if not modules then modules={} end modules ['font-otn']={ - 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 type,next,tonumber=type,next,tonumber -local random=math.random -local formatters=string.formatters -local logs,trackers,nodes,attributes=logs,trackers,nodes,attributes -local registertracker=trackers.register -local registerdirective=directives.register -local fonts=fonts -local otf=fonts.handlers.otf -local trace_lookups=false registertracker("otf.lookups",function(v) trace_lookups=v end) -local trace_singles=false registertracker("otf.singles",function(v) trace_singles=v end) -local trace_multiples=false registertracker("otf.multiples",function(v) trace_multiples=v end) -local trace_alternatives=false registertracker("otf.alternatives",function(v) trace_alternatives=v end) -local trace_ligatures=false registertracker("otf.ligatures",function(v) trace_ligatures=v end) -local trace_contexts=false registertracker("otf.contexts",function(v) trace_contexts=v end) -local trace_marks=false registertracker("otf.marks",function(v) trace_marks=v end) -local trace_kerns=false registertracker("otf.kerns",function(v) trace_kerns=v end) -local trace_cursive=false registertracker("otf.cursive",function(v) trace_cursive=v end) -local trace_preparing=false registertracker("otf.preparing",function(v) trace_preparing=v end) -local trace_bugs=false registertracker("otf.bugs",function(v) trace_bugs=v end) -local trace_details=false registertracker("otf.details",function(v) trace_details=v end) -local trace_applied=false registertracker("otf.applied",function(v) trace_applied=v end) -local trace_steps=false registertracker("otf.steps",function(v) trace_steps=v end) -local trace_skips=false registertracker("otf.skips",function(v) trace_skips=v end) -local trace_directions=false registertracker("otf.directions",function(v) trace_directions=v end) -local trace_kernruns=false registertracker("otf.kernruns",function(v) trace_kernruns=v end) -local trace_discruns=false registertracker("otf.discruns",function(v) trace_discruns=v end) -local trace_compruns=false registertracker("otf.compruns",function(v) trace_compruns=v end) -local quit_on_no_replacement=true -local zwnjruns=true -registerdirective("otf.zwnjruns",function(v) zwnjruns=v end) -registerdirective("otf.chain.quitonnoreplacement",function(value) quit_on_no_replacement=value end) -local report_direct=logs.reporter("fonts","otf direct") -local report_subchain=logs.reporter("fonts","otf subchain") -local report_chain=logs.reporter("fonts","otf chain") -local report_process=logs.reporter("fonts","otf process") -local report_prepare=logs.reporter("fonts","otf prepare") -local report_warning=logs.reporter("fonts","otf warning") -local report_run=logs.reporter("fonts","otf run") -registertracker("otf.verbose_chain",function(v) otf.setcontextchain(v and "verbose") end) -registertracker("otf.normal_chain",function(v) otf.setcontextchain(v and "normal") end) -registertracker("otf.replacements","otf.singles,otf.multiples,otf.alternatives,otf.ligatures") -registertracker("otf.positions","otf.marks,otf.kerns,otf.cursive") -registertracker("otf.actions","otf.replacements,otf.positions") -registertracker("otf.injections","nodes.injections") -registertracker("*otf.sample","otf.steps,otf.actions,otf.analyzing") -local nuts=nodes.nuts -local tonode=nuts.tonode -local tonut=nuts.tonut -local getfield=nuts.getfield -local setfield=nuts.setfield -local getnext=nuts.getnext -local setnext=nuts.setnext -local getprev=nuts.getprev -local setprev=nuts.setprev -local getid=nuts.getid -local getattr=nuts.getattr -local setattr=nuts.setattr -local getprop=nuts.getprop -local setprop=nuts.setprop -local getfont=nuts.getfont -local getsubtype=nuts.getsubtype -local setsubtype=nuts.setsubtype -local getchar=nuts.getchar -local setchar=nuts.setchar -local insert_node_before=nuts.insert_before -local insert_node_after=nuts.insert_after -local delete_node=nuts.delete -local remove_node=nuts.remove -local copy_node=nuts.copy -local copy_node_list=nuts.copy_list -local find_node_tail=nuts.tail -local flush_node_list=nuts.flush_list -local free_node=nuts.free -local end_of_math=nuts.end_of_math -local traverse_nodes=nuts.traverse -local traverse_id=nuts.traverse_id -local setmetatableindex=table.setmetatableindex -local zwnj=0x200C -local zwj=0x200D -local wildcard="*" -local default="dflt" -local whatcodes=nodes.whatcodes -local nodecodes=nodes.nodecodes -local glyphcodes=nodes.glyphcodes -local disccodes=nodes.disccodes -local glyph_code=nodecodes.glyph -local glue_code=nodecodes.glue -local disc_code=nodecodes.disc -local whatsit_code=nodecodes.whatsit -local math_code=nodecodes.math -local dir_code=nodecodes.dir or whatcodes.dir -local localpar_code=nodecodes.localpar or whatcodes.localpar -local discretionary_code=disccodes.discretionary -local ligature_code=glyphcodes.ligature -local privateattribute=attributes.private -local a_state=privateattribute('state') -local a_cursbase=privateattribute('cursbase') -local injections=nodes.injections -local setmark=injections.setmark -local setcursive=injections.setcursive -local setkern=injections.setkern -local setpair=injections.setpair -local resetinjection=injections.reset -local copyinjection=injections.copy -local setligaindex=injections.setligaindex -local getligaindex=injections.getligaindex -local cursonce=true -local fonthashes=fonts.hashes -local fontdata=fonthashes.identifiers -local otffeatures=fonts.constructors.newfeatures("otf") -local registerotffeature=otffeatures.register -local onetimemessage=fonts.loggers.onetimemessage or function() end -otf.defaultnodealternate="none" -local tfmdata=false -local characters=false -local descriptions=false -local resources=false -local marks=false -local currentfont=false -local lookuptable=false -local anchorlookups=false -local lookuptypes=false -local lookuptags=false -local handlers={} -local rlmode=0 -local featurevalue=false -local sweephead={} -local sweepnode=nil -local sweepprev=nil -local sweepnext=nil -local notmatchpre={} -local notmatchpost={} -local notmatchreplace={} -local checkstep=(nodes and nodes.tracers and nodes.tracers.steppers.check) or function() end -local registerstep=(nodes and nodes.tracers and nodes.tracers.steppers.register) or function() end -local registermessage=(nodes and nodes.tracers and nodes.tracers.steppers.message) or function() end -local function logprocess(...) - if trace_steps then - registermessage(...) - end - report_direct(...) -end -local function logwarning(...) - report_direct(...) -end -local f_unicode=formatters["%U"] -local f_uniname=formatters["%U (%s)"] -local f_unilist=formatters["% t (% t)"] -local function gref(n) - if type(n)=="number" then - local description=descriptions[n] - local name=description and description.name - if name then - return f_uniname(n,name) - else - return f_unicode(n) - end - elseif n then - local num,nam={},{} - for i=1,#n do - local ni=n[i] - if tonumber(ni) then - local di=descriptions[ni] - num[i]=f_unicode(ni) - nam[i]=di and di.name or "-" - end - end - return f_unilist(num,nam) - else - return "<error in node mode tracing>" - end -end -local function cref(kind,chainname,chainlookupname,lookupname,index) - if index then - return formatters["feature %a, chain %a, sub %a, lookup %a, index %a"](kind,chainname,chainlookupname,lookuptags[lookupname],index) - elseif lookupname then - return formatters["feature %a, chain %a, sub %a, lookup %a"](kind,chainname,chainlookupname,lookuptags[lookupname]) - elseif chainlookupname then - return formatters["feature %a, chain %a, sub %a"](kind,lookuptags[chainname],lookuptags[chainlookupname]) - elseif chainname then - return formatters["feature %a, chain %a"](kind,lookuptags[chainname]) - else - return formatters["feature %a"](kind) - end -end -local function pref(kind,lookupname) - return formatters["feature %a, lookup %a"](kind,lookuptags[lookupname]) -end -local function copy_glyph(g) - local components=getfield(g,"components") - if components then - setfield(g,"components",nil) - local n=copy_node(g) - copyinjection(n,g) - setfield(g,"components",components) - return n - else - local n=copy_node(g) - copyinjection(n,g) - return n - end -end -local function flattendisk(head,disc) - local replace=getfield(disc,"replace") - setfield(disc,"replace",nil) - free_node(disc) - if head==disc then - local next=getnext(disc) - if replace then - if next then - local tail=find_node_tail(replace) - setnext(tail,next) - setprev(next,tail) - end - return replace,replace - elseif next then - return next,next - else - return - end - else - local next=getnext(disc) - local prev=getprev(disc) - if replace then - local tail=find_node_tail(replace) - if next then - setnext(tail,next) - setprev(next,tail) - end - setnext(prev,replace) - setprev(replace,prev) - return head,replace - else - if next then - setprev(next,prev) - end - setnext(prev,next) - return head,next - end - end -end -local function appenddisc(disc,list) - local post=getfield(disc,"post") - local replace=getfield(disc,"replace") - local phead=list - local rhead=copy_node_list(list) - local ptail=find_node_tail(post) - local rtail=find_node_tail(replace) - if post then - setnext(ptail,phead) - setprev(phead,ptail) - else - setfield(disc,"post",phead) - end - if replace then - setnext(rtail,rhead) - setprev(rhead,rtail) - else - setfield(disc,"replace",rhead) - end -end -local function markstoligature(kind,lookupname,head,start,stop,char) - if start==stop and getchar(start)==char then - return head,start - else - local prev=getprev(start) - local next=getnext(stop) - setprev(start,nil) - setnext(stop,nil) - local base=copy_glyph(start) - if head==start then - head=base - end - resetinjection(base) - setchar(base,char) - setsubtype(base,ligature_code) - setfield(base,"components",start) - if prev then - setnext(prev,base) - end - if next then - setprev(next,base) - end - setnext(base,next) - setprev(base,prev) - return head,base - end -end -local function getcomponentindex(start) - if getid(start)~=glyph_code then - return 0 - elseif getsubtype(start)==ligature_code then - local i=0 - local components=getfield(start,"components") - while components do - i=i+getcomponentindex(components) - components=getnext(components) - end - return i - elseif not marks[getchar(start)] then - return 1 - else - return 0 - end -end -local a_noligature=attributes.private("noligature") -local function toligature(kind,lookupname,head,start,stop,char,markflag,discfound) - if getattr(start,a_noligature)==1 then - return head,start - end - if start==stop and getchar(start)==char then - resetinjection(start) - setchar(start,char) - return head,start - end - local components=getfield(start,"components") - if components then - end - local prev=getprev(start) - local next=getnext(stop) - local comp=start - setprev(start,nil) - setnext(stop,nil) - local base=copy_glyph(start) - if start==head then - head=base - end - resetinjection(base) - setchar(base,char) - setsubtype(base,ligature_code) - setfield(base,"components",comp) - if prev then - setnext(prev,base) - end - if next then - setprev(next,base) - end - setprev(base,prev) - setnext(base,next) - if not discfound then - local deletemarks=markflag~="mark" - local components=start - local baseindex=0 - local componentindex=0 - local head=base - local current=base - while start do - local char=getchar(start) - if not marks[char] then - baseindex=baseindex+componentindex - componentindex=getcomponentindex(start) - elseif not deletemarks then - setligaindex(start,baseindex+getligaindex(start,componentindex)) - if trace_marks then - logwarning("%s: keep mark %s, gets index %s",pref(kind,lookupname),gref(char),getligaindex(start)) - end - local n=copy_node(start) - copyinjection(n,start) - head,current=insert_node_after(head,current,n) - elseif trace_marks then - logwarning("%s: delete mark %s",pref(kind,lookupname),gref(char)) - end - start=getnext(start) - end - local start=getnext(current) - while start and getid(start)==glyph_code do - local char=getchar(start) - if marks[char] then - setligaindex(start,baseindex+getligaindex(start,componentindex)) - if trace_marks then - logwarning("%s: set mark %s, gets index %s",pref(kind,lookupname),gref(char),getligaindex(start)) - end - else - break - end - start=getnext(start) - end - else - local discprev=getprev(discfound) - local discnext=getnext(discfound) - if discprev and discnext then - local pre=getfield(discfound,"pre") - local post=getfield(discfound,"post") - local replace=getfield(discfound,"replace") - if not replace then - local prev=getprev(base) - local copied=copy_node_list(comp) - setprev(discnext,nil) - setnext(discprev,nil) - if pre then - setnext(discprev,pre) - setprev(pre,discprev) - end - pre=comp - if post then - local tail=find_node_tail(post) - setnext(tail,discnext) - setprev(discnext,tail) - setprev(post,nil) - else - post=discnext - end - setnext(prev,discfound) - setprev(discfound,prev) - setnext(discfound,next) - setprev(next,discfound) - setnext(base,nil) - setprev(base,nil) - setfield(base,"components",copied) - setfield(discfound,"pre",pre) - setfield(discfound,"post",post) - setfield(discfound,"replace",base) - setsubtype(discfound,discretionary_code) - base=prev - end - end - end - return head,base -end -local function multiple_glyphs(head,start,multiple,ignoremarks) - local nofmultiples=#multiple - if nofmultiples>0 then - resetinjection(start) - setchar(start,multiple[1]) - if nofmultiples>1 then - local sn=getnext(start) - for k=2,nofmultiples do - local n=copy_node(start) - resetinjection(n) - setchar(n,multiple[k]) - setprev(n,start) - setnext(n,sn) - if sn then - setprev(sn,n) - end - setnext(start,n) - start=n - end - end - return head,start,true - else - if trace_multiples then - logprocess("no multiple for %s",gref(getchar(start))) - end - return head,start,false - end -end -local function get_alternative_glyph(start,alternatives,value,trace_alternatives) - local n=#alternatives - if value=="random" then - local r=random(1,n) - return alternatives[r],trace_alternatives and formatters["value %a, taking %a"](value,r) - elseif value=="first" then - return alternatives[1],trace_alternatives and formatters["value %a, taking %a"](value,1) - elseif value=="last" then - return alternatives[n],trace_alternatives and formatters["value %a, taking %a"](value,n) - else - value=tonumber(value) - if type(value)~="number" then - return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) - elseif value>n then - local defaultalt=otf.defaultnodealternate - if defaultalt=="first" then - return alternatives[n],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) - elseif defaultalt=="last" then - return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,n) - else - return false,trace_alternatives and formatters["invalid value %a, %s"](value,"out of range") - end - elseif value==0 then - return getchar(start),trace_alternatives and formatters["invalid value %a, %s"](value,"no change") - elseif value<1 then - return alternatives[1],trace_alternatives and formatters["invalid value %a, taking %a"](value,1) - else - return alternatives[value],trace_alternatives and formatters["value %a, taking %a"](value,value) - end - end -end -function handlers.gsub_single(head,start,kind,lookupname,replacement) - if trace_singles then - logprocess("%s: replacing %s by single %s",pref(kind,lookupname),gref(getchar(start)),gref(replacement)) - end - resetinjection(start) - setchar(start,replacement) - return head,start,true -end -function handlers.gsub_alternate(head,start,kind,lookupname,alternative,sequence) - local value=featurevalue==true and tfmdata.shared.features[kind] or featurevalue - local choice,comment=get_alternative_glyph(start,alternative,value,trace_alternatives) - if choice then - if trace_alternatives then - logprocess("%s: replacing %s by alternative %a to %s, %s",pref(kind,lookupname),gref(getchar(start)),choice,gref(choice),comment) - end - resetinjection(start) - setchar(start,choice) - else - if trace_alternatives then - logwarning("%s: no variant %a for %s, %s",pref(kind,lookupname),value,gref(getchar(start)),comment) - end - end - return head,start,true -end -function handlers.gsub_multiple(head,start,kind,lookupname,multiple,sequence) - if trace_multiples then - logprocess("%s: replacing %s by multiple %s",pref(kind,lookupname),gref(getchar(start)),gref(multiple)) - end - return multiple_glyphs(head,start,multiple,sequence.flags[1]) -end -function handlers.gsub_ligature(head,start,kind,lookupname,ligature,sequence) - local s,stop=getnext(start),nil - local startchar=getchar(start) - if marks[startchar] then - while s do - local id=getid(s) - if id==glyph_code and getfont(s)==currentfont and getsubtype(s)<256 then - local lg=ligature[getchar(s)] - if lg then - stop=s - ligature=lg - s=getnext(s) - else - break - end - else - break - end - end - if stop then - local lig=ligature.ligature - if lig then - if trace_ligatures then - local stopchar=getchar(stop) - head,start=markstoligature(kind,lookupname,head,start,stop,lig) - logprocess("%s: replacing %s upto %s by ligature %s case 1",pref(kind,lookupname),gref(startchar),gref(stopchar),gref(getchar(start))) - else - head,start=markstoligature(kind,lookupname,head,start,stop,lig) - end - return head,start,true,false - else - end - end - else - local skipmark=sequence.flags[1] - local discfound=false - local lastdisc=nil - while s do - local id=getid(s) - if id==glyph_code and getsubtype(s)<256 then - if getfont(s)==currentfont then - local char=getchar(s) - if skipmark and marks[char] then - s=getnext(s) - else - local lg=ligature[char] - if lg then - if not discfound and lastdisc then - discfound=lastdisc - lastdisc=nil - end - stop=s - ligature=lg - s=getnext(s) - else - break - end - end - else - break - end - elseif id==disc_code then - lastdisc=s - s=getnext(s) - else - break - end - end - local lig=ligature.ligature - if lig then - if stop then - if trace_ligatures then - local stopchar=getchar(stop) - head,start=toligature(kind,lookupname,head,start,stop,lig,skipmark,discfound) - logprocess("%s: replacing %s upto %s by ligature %s case 2",pref(kind,lookupname),gref(startchar),gref(stopchar),gref(getchar(start))) - else - head,start=toligature(kind,lookupname,head,start,stop,lig,skipmark,discfound) - end - else - resetinjection(start) - setchar(start,lig) - if trace_ligatures then - logprocess("%s: replacing %s by (no real) ligature %s case 3",pref(kind,lookupname),gref(startchar),gref(lig)) - end - end - return head,start,true,discfound - else - end - end - return head,start,false,discfound -end -function handlers.gpos_single(head,start,kind,lookupname,kerns,sequence,injection) - local startchar=getchar(start) - local dx,dy,w,h=setpair(start,tfmdata.parameters.factor,rlmode,sequence.flags[4],kerns,injection) - if trace_kerns then - logprocess("%s: shifting single %s by (%p,%p) and correction (%p,%p)",pref(kind,lookupname),gref(startchar),dx,dy,w,h) - end - return head,start,false -end -function handlers.gpos_pair(head,start,kind,lookupname,kerns,sequence,lookuphash,i,injection) - local snext=getnext(start) - if not snext then - return head,start,false - else - local prev=start - local done=false - local factor=tfmdata.parameters.factor - local lookuptype=lookuptypes[lookupname] - while snext and getid(snext)==glyph_code and getfont(snext)==currentfont and getsubtype(snext)<256 do - local nextchar=getchar(snext) - local krn=kerns[nextchar] - if not krn and marks[nextchar] then - prev=snext - snext=getnext(snext) - else - if not krn then - elseif type(krn)=="table" then - if lookuptype=="pair" then - local a,b=krn[2],krn[3] - if a and #a>0 then - local x,y,w,h=setpair(start,factor,rlmode,sequence.flags[4],a,injection) - if trace_kerns then - local startchar=getchar(start) - logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p)",pref(kind,lookupname),gref(startchar),gref(nextchar),x,y,w,h) - end - end - if b and #b>0 then - local x,y,w,h=setpair(snext,factor,rlmode,sequence.flags[4],b,injection) - if trace_kerns then - local startchar=getchar(start) - logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p)",pref(kind,lookupname),gref(startchar),gref(nextchar),x,y,w,h) - end - end - else - report_process("%s: check this out (old kern stuff)",pref(kind,lookupname)) - end - done=true - elseif krn~=0 then - local k=setkern(snext,factor,rlmode,krn,injection) - if trace_kerns then - logprocess("%s: inserting kern %s between %s and %s",pref(kind,lookupname),k,gref(getchar(prev)),gref(nextchar)) - end - done=true - end - break - end - end - return head,start,done - end -end -function handlers.gpos_mark2base(head,start,kind,lookupname,markanchors,sequence) - local markchar=getchar(start) - if marks[markchar] then - local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",pref(kind,lookupname),gref(markchar)) - end - return head,start,false - end - end - end - local baseanchors=descriptions[basechar] - if baseanchors then - baseanchors=baseanchors.anchors - end - if baseanchors then - local baseanchors=baseanchors['basechar'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%p,%p)", - pref(kind,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) - end - return head,start,true - end - end - end - if trace_bugs then - logwarning("%s, no matching anchors for mark %s and base %s",pref(kind,lookupname),gref(markchar),gref(basechar)) - end - end - elseif trace_bugs then - onetimemessage(currentfont,basechar,"no base anchors",report_fonts) - end - elseif trace_bugs then - logwarning("%s: prev node is no char",pref(kind,lookupname)) - end - elseif trace_bugs then - logwarning("%s: mark %s is no mark",pref(kind,lookupname),gref(markchar)) - end - return head,start,false -end -function handlers.gpos_mark2ligature(head,start,kind,lookupname,markanchors,sequence) - local markchar=getchar(start) - if marks[markchar] then - local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",pref(kind,lookupname),gref(markchar)) - end - return head,start,false - end - end - end - local index=getligaindex(start) - local baseanchors=descriptions[basechar] - if baseanchors then - baseanchors=baseanchors.anchors - if baseanchors then - local baseanchors=baseanchors['baselig'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - ba=ba[index] - if ba then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, index %s, bound %s: anchoring mark %s to baselig %s at index %s => (%p,%p)", - pref(kind,lookupname),anchor,index,bound,gref(markchar),gref(basechar),index,dx,dy) - end - return head,start,true - else - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and baselig %s with index %a",pref(kind,lookupname),gref(markchar),gref(basechar),index) - end - end - end - end - end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and baselig %s",pref(kind,lookupname),gref(markchar),gref(basechar)) - end - end - end - elseif trace_bugs then - onetimemessage(currentfont,basechar,"no base anchors",report_fonts) - end - elseif trace_bugs then - logwarning("%s: prev node is no char",pref(kind,lookupname)) - end - elseif trace_bugs then - logwarning("%s: mark %s is no mark",pref(kind,lookupname),gref(markchar)) - end - return head,start,false -end -function handlers.gpos_mark2mark(head,start,kind,lookupname,markanchors,sequence) - local markchar=getchar(start) - if marks[markchar] then - local base=getprev(start) - local slc=getligaindex(start) - if slc then - while base do - local blc=getligaindex(base) - if blc and blc~=slc then - base=getprev(base) - else - break - end - end - end - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - local baseanchors=descriptions[basechar] - if baseanchors then - baseanchors=baseanchors.anchors - if baseanchors then - baseanchors=baseanchors['basemark'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar],true) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%p,%p)", - pref(kind,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) - end - return head,start,true - end - end - end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and basemark %s",pref(kind,lookupname),gref(markchar),gref(basechar)) - end - end - end - elseif trace_bugs then - onetimemessage(currentfont,basechar,"no base anchors",report_fonts) - end - elseif trace_bugs then - logwarning("%s: prev node is no mark",pref(kind,lookupname)) - end - elseif trace_bugs then - logwarning("%s: mark %s is no mark",pref(kind,lookupname),gref(markchar)) - end - return head,start,false -end -function handlers.gpos_cursive(head,start,kind,lookupname,exitanchors,sequence) - local alreadydone=cursonce and getprop(start,a_cursbase) - if not alreadydone then - local done=false - local startchar=getchar(start) - if marks[startchar] then - if trace_cursive then - logprocess("%s: ignoring cursive for mark %s",pref(kind,lookupname),gref(startchar)) - end - else - local nxt=getnext(start) - while not done and nxt and getid(nxt)==glyph_code and getfont(nxt)==currentfont and getsubtype(nxt)<256 do - local nextchar=getchar(nxt) - if marks[nextchar] then - nxt=getnext(nxt) - else - local entryanchors=descriptions[nextchar] - if entryanchors then - entryanchors=entryanchors.anchors - if entryanchors then - entryanchors=entryanchors['centry'] - if entryanchors then - local al=anchorlookups[lookupname] - for anchor,entry in next,entryanchors do - if al[anchor] then - local exit=exitanchors[anchor] - if exit then - local dx,dy,bound=setcursive(start,nxt,tfmdata.parameters.factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) - if trace_cursive then - logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in rlmode %s",pref(kind,lookupname),gref(startchar),gref(nextchar),dx,dy,anchor,bound,rlmode) - end - done=true - break - end - end - end - end - end - elseif trace_bugs then - onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) - end - break - end - end - end - return head,start,done - else - if trace_cursive and trace_details then - logprocess("%s, cursive %s is already done",pref(kind,lookupname),gref(getchar(start)),alreadydone) - end - return head,start,false - end -end -local chainprocs={} -local function logprocess(...) - if trace_steps then - registermessage(...) - end - report_subchain(...) -end -local logwarning=report_subchain -local function logprocess(...) - if trace_steps then - registermessage(...) - end - report_chain(...) -end -local logwarning=report_chain -function chainprocs.chainsub(head,start,stop,kind,chainname,currentcontext,lookuphash,lookuplist,chainlookupname) - logwarning("%s: a direct call to chainsub cannot happen",cref(kind,chainname,chainlookupname)) - return head,start,false -end -function chainprocs.reversesub(head,start,stop,kind,chainname,currentcontext,lookuphash,replacements) - local char=getchar(start) - local replacement=replacements[char] - if replacement then - if trace_singles then - logprocess("%s: single reverse replacement of %s by %s",cref(kind,chainname),gref(char),gref(replacement)) - end - resetinjection(start) - setchar(start,replacement) - return head,start,true - else - return head,start,false - end -end -function chainprocs.gsub_single(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex) - local current=start - local subtables=currentlookup.subtables - if #subtables>1 then - logwarning("todo: check if we need to loop over the replacements: % t",subtables) - end - while current do - if getid(current)==glyph_code then - local currentchar=getchar(current) - local lookupname=subtables[1] - local replacement=lookuphash[lookupname] - if not replacement then - if trace_bugs then - logwarning("%s: no single hits",cref(kind,chainname,chainlookupname,lookupname,chainindex)) - end - else - replacement=replacement[currentchar] - if not replacement or replacement=="" then - if trace_bugs then - logwarning("%s: no single for %s",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(currentchar)) - end - else - if trace_singles then - logprocess("%s: replacing single %s by %s",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(currentchar),gref(replacement)) - end - resetinjection(current) - setchar(current,replacement) - end - end - return head,start,true - elseif current==stop then - break - else - current=getnext(current) - end - end - return head,start,false -end -function chainprocs.gsub_multiple(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local replacements=lookuphash[lookupname] - if not replacements then - if trace_bugs then - logwarning("%s: no multiple hits",cref(kind,chainname,chainlookupname,lookupname)) - end - else - replacements=replacements[startchar] - if not replacements or replacement=="" then - if trace_bugs then - logwarning("%s: no multiple for %s",cref(kind,chainname,chainlookupname,lookupname),gref(startchar)) - end - else - if trace_multiples then - logprocess("%s: replacing %s by multiple characters %s",cref(kind,chainname,chainlookupname,lookupname),gref(startchar),gref(replacements)) - end - return multiple_glyphs(head,start,replacements,currentlookup.flags[1]) - end - end - return head,start,false -end -function chainprocs.gsub_alternate(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local current=start - local subtables=currentlookup.subtables - local value=featurevalue==true and tfmdata.shared.features[kind] or featurevalue - while current do - if getid(current)==glyph_code then - local currentchar=getchar(current) - local lookupname=subtables[1] - local alternatives=lookuphash[lookupname] - if not alternatives then - if trace_bugs then - logwarning("%s: no alternative hit",cref(kind,chainname,chainlookupname,lookupname)) - end - else - alternatives=alternatives[currentchar] - if alternatives then - local choice,comment=get_alternative_glyph(current,alternatives,value,trace_alternatives) - if choice then - if trace_alternatives then - logprocess("%s: replacing %s by alternative %a to %s, %s",cref(kind,chainname,chainlookupname,lookupname),gref(char),choice,gref(choice),comment) - end - resetinjection(start) - setchar(start,choice) - else - if trace_alternatives then - logwarning("%s: no variant %a for %s, %s",cref(kind,chainname,chainlookupname,lookupname),value,gref(char),comment) - end - end - elseif trace_bugs then - logwarning("%s: no alternative for %s, %s",cref(kind,chainname,chainlookupname,lookupname),gref(currentchar),comment) - end - end - return head,start,true - elseif current==stop then - break - else - current=getnext(current) - end - end - return head,start,false -end -function chainprocs.gsub_ligature(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex) - local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local ligatures=lookuphash[lookupname] - if not ligatures then - if trace_bugs then - logwarning("%s: no ligature hits",cref(kind,chainname,chainlookupname,lookupname,chainindex)) - end - else - ligatures=ligatures[startchar] - if not ligatures then - if trace_bugs then - logwarning("%s: no ligatures starting with %s",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar)) - end - else - local s=getnext(start) - local discfound=false - local last=stop - local nofreplacements=1 - local skipmark=currentlookup.flags[1] - while s do - local id=getid(s) - if id==disc_code then - if not discfound then - discfound=s - end - if s==stop then - break - else - s=getnext(s) - end - else - local schar=getchar(s) - if skipmark and marks[schar] then - s=getnext(s) - else - local lg=ligatures[schar] - if lg then - ligatures,last,nofreplacements=lg,s,nofreplacements+1 - if s==stop then - break - else - s=getnext(s) - end - else - break - end - end - end - end - local l2=ligatures.ligature - if l2 then - if chainindex then - stop=last - end - if trace_ligatures then - if start==stop then - logprocess("%s: replacing character %s by ligature %s case 3",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar),gref(l2)) - else - logprocess("%s: replacing character %s upto %s by ligature %s case 4",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar),gref(getchar(stop)),gref(l2)) - end - end - head,start=toligature(kind,lookupname,head,start,stop,l2,currentlookup.flags[1],discfound) - return head,start,true,nofreplacements,discfound - elseif trace_bugs then - if start==stop then - logwarning("%s: replacing character %s by ligature fails",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar)) - else - logwarning("%s: replacing character %s upto %s by ligature fails",cref(kind,chainname,chainlookupname,lookupname,chainindex),gref(startchar),gref(getchar(stop))) - end - end - end - end - return head,start,false,0,false -end -function chainprocs.gpos_single(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex,sequence) - local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local kerns=lookuphash[lookupname] - if kerns then - kerns=kerns[startchar] - if kerns then - local dx,dy,w,h=setpair(start,tfmdata.parameters.factor,rlmode,sequence.flags[4],kerns) - if trace_kerns then - logprocess("%s: shifting single %s by (%p,%p) and correction (%p,%p)",cref(kind,chainname,chainlookupname),gref(startchar),dx,dy,w,h) - end - end - end - return head,start,false -end -function chainprocs.gpos_pair(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex,sequence) - local snext=getnext(start) - if snext then - local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local kerns=lookuphash[lookupname] - if kerns then - kerns=kerns[startchar] - if kerns then - local lookuptype=lookuptypes[lookupname] - local prev,done=start,false - local factor=tfmdata.parameters.factor - while snext and getid(snext)==glyph_code and getfont(snext)==currentfont and getsubtype(snext)<256 do - local nextchar=getchar(snext) - local krn=kerns[nextchar] - if not krn and marks[nextchar] then - prev=snext - snext=getnext(snext) - else - if not krn then - elseif type(krn)=="table" then - if lookuptype=="pair" then - local a,b=krn[2],krn[3] - if a and #a>0 then - local startchar=getchar(start) - local x,y,w,h=setpair(start,factor,rlmode,sequence.flags[4],a) - if trace_kerns then - logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(kind,chainname,chainlookupname),gref(startchar),gref(nextchar),x,y,w,h) - end - end - if b and #b>0 then - local startchar=getchar(start) - local x,y,w,h=setpair(snext,factor,rlmode,sequence.flags[4],b) - if trace_kerns then - logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(kind,chainname,chainlookupname),gref(startchar),gref(nextchar),x,y,w,h) - end - end - else - report_process("%s: check this out (old kern stuff)",cref(kind,chainname,chainlookupname)) - end - done=true - elseif krn~=0 then - local k=setkern(snext,factor,rlmode,krn) - if trace_kerns then - logprocess("%s: inserting kern %s between %s and %s",cref(kind,chainname,chainlookupname),k,gref(getchar(prev)),gref(nextchar)) - end - done=true - end - break - end - end - return head,start,done - end - end - end - return head,start,false -end -function chainprocs.gpos_mark2base(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local markchar=getchar(start) - if marks[markchar] then - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local markanchors=lookuphash[lookupname] - if markanchors then - markanchors=markanchors[markchar] - end - if markanchors then - local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",pref(kind,lookupname),gref(markchar)) - end - return head,start,false - end - end - end - local baseanchors=descriptions[basechar].anchors - if baseanchors then - local baseanchors=baseanchors['basechar'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%p,%p)", - cref(kind,chainname,chainlookupname,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) - end - return head,start,true - end - end - end - if trace_bugs then - logwarning("%s, no matching anchors for mark %s and base %s",cref(kind,chainname,chainlookupname,lookupname),gref(markchar),gref(basechar)) - end - end - end - elseif trace_bugs then - logwarning("%s: prev node is no char",cref(kind,chainname,chainlookupname,lookupname)) - end - elseif trace_bugs then - logwarning("%s: mark %s has no anchors",cref(kind,chainname,chainlookupname,lookupname),gref(markchar)) - end - elseif trace_bugs then - logwarning("%s: mark %s is no mark",cref(kind,chainname,chainlookupname),gref(markchar)) - end - return head,start,false -end -function chainprocs.gpos_mark2ligature(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local markchar=getchar(start) - if marks[markchar] then - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local markanchors=lookuphash[lookupname] - if markanchors then - markanchors=markanchors[markchar] - end - if markanchors then - local base=getprev(start) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - if marks[basechar] then - while true do - base=getprev(base) - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - basechar=getchar(base) - if not marks[basechar] then - break - end - else - if trace_bugs then - logwarning("%s: no base for mark %s",cref(kind,chainname,chainlookupname,lookupname),markchar) - end - return head,start,false - end - end - end - local index=getligaindex(start) - local baseanchors=descriptions[basechar].anchors - if baseanchors then - local baseanchors=baseanchors['baselig'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - ba=ba[index] - if ba then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar]) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to baselig %s at index %s => (%p,%p)", - cref(kind,chainname,chainlookupname,lookupname),anchor,a or bound,gref(markchar),gref(basechar),index,dx,dy) - end - return head,start,true - end - end - end - end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and baselig %s",cref(kind,chainname,chainlookupname,lookupname),gref(markchar),gref(basechar)) - end - end - end - elseif trace_bugs then - logwarning("feature %s, lookup %s: prev node is no char",kind,lookupname) - end - elseif trace_bugs then - logwarning("%s: mark %s has no anchors",cref(kind,chainname,chainlookupname,lookupname),gref(markchar)) - end - elseif trace_bugs then - logwarning("%s: mark %s is no mark",cref(kind,chainname,chainlookupname),gref(markchar)) - end - return head,start,false -end -function chainprocs.gpos_mark2mark(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local markchar=getchar(start) - if marks[markchar] then - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local markanchors=lookuphash[lookupname] - if markanchors then - markanchors=markanchors[markchar] - end - if markanchors then - local base=getprev(start) - local slc=getligaindex(start) - if slc then - while base do - local blc=getligaindex(base) - if blc and blc~=slc then - base=getprev(base) - else - break - end - end - end - if base and getid(base)==glyph_code and getfont(base)==currentfont and getsubtype(base)<256 then - local basechar=getchar(base) - local baseanchors=descriptions[basechar].anchors - if baseanchors then - baseanchors=baseanchors['basemark'] - if baseanchors then - local al=anchorlookups[lookupname] - for anchor,ba in next,baseanchors do - if al[anchor] then - local ma=markanchors[anchor] - if ma then - local dx,dy,bound=setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,characters[basechar],true) - if trace_marks then - logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%p,%p)", - cref(kind,chainname,chainlookupname,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy) - end - return head,start,true - end - end - end - if trace_bugs then - logwarning("%s: no matching anchors for mark %s and basemark %s",gref(kind,chainname,chainlookupname,lookupname),gref(markchar),gref(basechar)) - end - end - end - elseif trace_bugs then - logwarning("%s: prev node is no mark",cref(kind,chainname,chainlookupname,lookupname)) - end - elseif trace_bugs then - logwarning("%s: mark %s has no anchors",cref(kind,chainname,chainlookupname,lookupname),gref(markchar)) - end - elseif trace_bugs then - logwarning("%s: mark %s is no mark",cref(kind,chainname,chainlookupname),gref(markchar)) - end - return head,start,false -end -function chainprocs.gpos_cursive(head,start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname) - local alreadydone=cursonce and getprop(start,a_cursbase) - if not alreadydone then - local startchar=getchar(start) - local subtables=currentlookup.subtables - local lookupname=subtables[1] - local exitanchors=lookuphash[lookupname] - if exitanchors then - exitanchors=exitanchors[startchar] - end - if exitanchors then - local done=false - if marks[startchar] then - if trace_cursive then - logprocess("%s: ignoring cursive for mark %s",pref(kind,lookupname),gref(startchar)) - end - else - local nxt=getnext(start) - while not done and nxt and getid(nxt)==glyph_code and getfont(nxt)==currentfont and getsubtype(nxt)<256 do - local nextchar=getchar(nxt) - if marks[nextchar] then - nxt=getnext(nxt) - else - local entryanchors=descriptions[nextchar] - if entryanchors then - entryanchors=entryanchors.anchors - if entryanchors then - entryanchors=entryanchors['centry'] - if entryanchors then - local al=anchorlookups[lookupname] - for anchor,entry in next,entryanchors do - if al[anchor] then - local exit=exitanchors[anchor] - if exit then - local dx,dy,bound=setcursive(start,nxt,tfmdata.parameters.factor,rlmode,exit,entry,characters[startchar],characters[nextchar]) - if trace_cursive then - logprocess("%s: moving %s to %s cursive (%p,%p) using anchor %s and bound %s in rlmode %s",pref(kind,lookupname),gref(startchar),gref(nextchar),dx,dy,anchor,bound,rlmode) - end - done=true - break - end - end - end - end - end - elseif trace_bugs then - onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) - end - break - end - end - end - return head,start,done - else - if trace_cursive and trace_details then - logprocess("%s, cursive %s is already done",pref(kind,lookupname),gref(getchar(start)),alreadydone) - end - return head,start,false - end - end - return head,start,false -end -local function show_skip(kind,chainname,char,ck,class) - if ck[9] then - logwarning("%s: skipping char %s, class %a, rule %a, lookuptype %a, %a => %a",cref(kind,chainname),gref(char),class,ck[1],ck[2],ck[9],ck[10]) - else - logwarning("%s: skipping char %s, class %a, rule %a, lookuptype %a",cref(kind,chainname),gref(char),class,ck[1],ck[2]) - end -end -local function chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,chainindex,sequence,chainproc) - if not start then - return head,start,false - end - local startishead=start==head - local seq=ck[3] - local f=ck[4] - local l=ck[5] - local s=#seq - local done=false - local sweepnode=sweepnode - local sweeptype=sweeptype - local sweepoverflow=false - local checkdisc=getprev(head) - local keepdisc=not sweepnode - local lookaheaddisc=nil - local backtrackdisc=nil - local current=start - local last=start - local prev=getprev(start) - local i=f - while i<=l do - local id=getid(current) - if id==glyph_code then - i=i+1 - last=current - current=getnext(current) - elseif id==disc_code then - if keepdisc then - keepdisc=false - if notmatchpre[current]~=notmatchreplace[current] then - lookaheaddisc=current - end - local replace=getfield(current,"replace") - while replace and i<=l do - if getid(replace)==glyph_code then - i=i+1 - end - replace=getnext(replace) - end - last=current - current=getnext(c) - else - head,current=flattendisk(head,current) - end - else - last=current - current=getnext(current) - end - if current then - elseif sweepoverflow then - break - elseif sweeptype=="post" or sweeptype=="replace" then - current=getnext(sweepnode) - if current then - sweeptype=nil - sweepoverflow=true - else - break - end - end - end - if sweepoverflow then - local prev=current and getprev(current) - if not current or prev~=sweepnode then - local head=getnext(sweepnode) - local tail=nil - if prev then - tail=prev - setprev(current,sweepnode) - else - tail=find_node_tail(head) - end - setnext(sweepnode,current) - setprev(head,nil) - setnext(tail,nil) - appenddisc(sweepnode,head) - end - end - if l<s then - local i=l - local t=sweeptype=="post" or sweeptype=="replace" - while current and i<s do - local id=getid(current) - if id==glyph_code then - i=i+1 - current=getnext(current) - elseif id==disc_code then - if keepdisc then - keepdisc=false - if notmatchpre[current]~=notmatchreplace[current] then - lookaheaddisc=current - end - local replace=getfield(c,"replace") - while replace and i<s do - if getid(replace)==glyph_code then - i=i+1 - end - replace=getnext(replace) - end - current=getnext(current) - elseif notmatchpre[current]~=notmatchreplace[current] then - head,current=flattendisk(head,current) - else - current=getnext(current) - end - else - current=getnext(current) - end - if not current and t then - current=getnext(sweepnode) - if current then - sweeptype=nil - end - end - end - end - if f>1 then - local current=prev - local i=f - local t=sweeptype=="pre" or sweeptype=="replace" - if not current and t and current==checkdisk then - current=getprev(sweepnode) - end - while current and i>1 do - local id=getid(current) - if id==glyph_code then - i=i-1 - elseif id==disc_code then - if keepdisc then - keepdisc=false - if notmatchpost[current]~=notmatchreplace[current] then - backtrackdisc=current - end - local replace=getfield(current,"replace") - while replace and i>1 do - if getid(replace)==glyph_code then - i=i-1 - end - replace=getnext(replace) - end - elseif notmatchpost[current]~=notmatchreplace[current] then - head,current=flattendisk(head,current) - end - end - current=getprev(current) - if t and current==checkdisk then - current=getprev(sweepnode) - end - end - end - local ok=false - if lookaheaddisc then - local cf=start - local cl=getprev(lookaheaddisc) - local cprev=getprev(start) - local insertedmarks=0 - while cprev and getid(cf)==glyph_code and getfont(cf)==currentfont and getsubtype(cf)<256 and marks[getchar(cf)] do - insertedmarks=insertedmarks+1 - cf=cprev - startishead=cf==head - cprev=getprev(cprev) - end - setprev(lookaheaddisc,cprev) - if cprev then - setnext(cprev,lookaheaddisc) - end - setprev(cf,nil) - setnext(cl,nil) - if startishead then - head=lookaheaddisc - end - local replace=getfield(lookaheaddisc,"replace") - local pre=getfield(lookaheaddisc,"pre") - local new=copy_node_list(cf) - local cnew=new - for i=1,insertedmarks do - cnew=getnext(cnew) - end - local clast=cnew - for i=f,l do - clast=getnext(clast) - end - if not notmatchpre[lookaheaddisc] then - cf,start,ok=chainproc(cf,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - if not notmatchreplace[lookaheaddisc] then - new,cnew,ok=chainproc(new,cnew,clast,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - if pre then - setnext(cl,pre) - setprev(pre,cl) - end - if replace then - local tail=find_node_tail(new) - setnext(tail,replace) - setprev(replace,tail) - end - setfield(lookaheaddisc,"pre",cf) - setfield(lookaheaddisc,"replace",new) - start=getprev(lookaheaddisc) - sweephead[cf]=getnext(clast) - sweephead[new]=getnext(last) - elseif backtrackdisc then - local cf=getnext(backtrackdisc) - local cl=start - local cnext=getnext(start) - local insertedmarks=0 - while cnext and getid(cnext)==glyph_code and getfont(cnext)==currentfont and getsubtype(cnext)<256 and marks[getchar(cnext)] do - insertedmarks=insertedmarks+1 - cl=cnext - cnext=getnext(cnext) - end - if cnext then - setprev(cnext,backtrackdisc) - end - setnext(backtrackdisc,cnext) - setprev(cf,nil) - setnext(cl,nil) - local replace=getfield(backtrackdisc,"replace") - local post=getfield(backtrackdisc,"post") - local new=copy_node_list(cf) - local cnew=find_node_tail(new) - for i=1,insertedmarks do - cnew=getprev(cnew) - end - local clast=cnew - for i=f,l do - clast=getnext(clast) - end - if not notmatchpost[backtrackdisc] then - cf,start,ok=chainproc(cf,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - if not notmatchreplace[backtrackdisc] then - new,cnew,ok=chainproc(new,cnew,clast,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - if post then - local tail=find_node_tail(post) - setnext(tail,cf) - setprev(cf,tail) - else - post=cf - end - if replace then - local tail=find_node_tail(replace) - setnext(tail,new) - setprev(new,tail) - else - replace=new - end - setfield(backtrackdisc,"post",post) - setfield(backtrackdisc,"replace",replace) - start=getprev(backtrackdisc) - sweephead[post]=getnext(clast) - sweephead[replace]=getnext(last) - else - head,start,ok=chainproc(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - return head,start,ok -end -local function normal_handle_contextchain(head,start,kind,chainname,contexts,sequence,lookuphash) - local sweepnode=sweepnode - local sweeptype=sweeptype - local diskseen=false - local checkdisc=getprev(head) - local flags=sequence.flags - local done=false - local skipmark=flags[1] - local skipligature=flags[2] - local skipbase=flags[3] - local markclass=sequence.markclass - local skipped=false - for k=1,#contexts do - local match=true - local current=start - local last=start - local ck=contexts[k] - local seq=ck[3] - local s=#seq - if s==1 then - match=getid(current)==glyph_code and getfont(current)==currentfont and getsubtype(current)<256 and seq[1][getchar(current)] - else - local f=ck[4] - local l=ck[5] - if f==1 and f==l then - else - if f==l then - else - local discfound=nil - local n=f+1 - last=getnext(last) - while n<=l do - if not last and (sweeptype=="post" or sweeptype=="replace") then - last=getnext(sweepnode) - sweeptype=nil - end - if last then - local id=getid(last) - if id==glyph_code then - if getfont(last)==currentfont and getsubtype(last)<256 then - local char=getchar(last) - local ccd=descriptions[char] - if ccd then - local class=ccd.class or "base" - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - skipped=true - if trace_skips then - show_skip(kind,chainname,char,ck,class) - end - last=getnext(last) - elseif seq[n][char] then - if n<l then - last=getnext(last) - end - n=n+1 - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break - end - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break - end - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break - end - elseif id==disc_code then - diskseen=true - discfound=last - notmatchpre[last]=nil - notmatchpost[last]=true - notmatchreplace[last]=nil - local pre=getfield(last,"pre") - local replace=getfield(last,"replace") - if pre then - local n=n - while pre do - if seq[n][getchar(pre)] then - n=n+1 - pre=getnext(pre) - if n>l then - break - end - else - notmatchpre[last]=true - break - end - end - if n<=l then - notmatchpre[last]=true - end - else - notmatchpre[last]=true - end - if replace then - while replace do - if seq[n][getchar(replace)] then - n=n+1 - replace=getnext(replace) - if n>l then - break - end - else - notmatchreplace[last]=true - match=not notmatchpre[last] - break - end - end - match=not notmatchpre[last] - end - last=getnext(last) - else - match=false - break - end - else - match=false - break - end - end - end - end - if match and f>1 then - local prev=getprev(start) - if prev then - if prev==checkdisc and (sweeptype=="pre" or sweeptype=="replace") then - prev=getprev(sweepnode) - end - if prev then - local discfound=nil - local n=f-1 - while n>=1 do - if prev then - local id=getid(prev) - if id==glyph_code then - if getfont(prev)==currentfont and getsubtype(prev)<256 then - local char=getchar(prev) - local ccd=descriptions[char] - if ccd then - local class=ccd.class - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - skipped=true - if trace_skips then - show_skip(kind,chainname,char,ck,class) - end - elseif seq[n][char] then - n=n -1 - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpost[discfound] - else - match=false - end - break - end - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpost[discfound] - else - match=false - end - break - end - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpost[discfound] - else - match=false - end - break - end - elseif id==disc_code then - diskseen=true - discfound=prev - notmatchpre[prev]=true - notmatchpost[prev]=nil - notmatchreplace[prev]=nil - local pre=getfield(prev,"pre") - local post=getfield(prev,"post") - local replace=getfield(prev,"replace") - if pre~=start and post~=start and replace~=start then - if post then - local n=n - local posttail=find_node_tail(post) - while posttail do - if seq[n][getchar(posttail)] then - n=n-1 - if posttail==post then - break - else - posttail=getprev(posttail) - if n<1 then - break - end - end - else - notmatchpost[prev]=true - break - end - end - if n>=1 then - notmatchpost[prev]=true - end - else - notmatchpost[prev]=true - end - if replace then - local replacetail=find_node_tail(replace) - while replacetail do - if seq[n][getchar(replacetail)] then - n=n-1 - if replacetail==replace then - break - else - replacetail=getprev(replacetail) - if n<1 then - break - end - end - else - notmatchreplace[prev]=true - match=not notmatchpost[prev] - break - end - end - if not match then - break - end - else - end - else - end - elseif seq[n][32] then - n=n -1 - else - match=false - break - end - prev=getprev(prev) - elseif seq[n][32] then - n=n-1 - else - match=false - break - end - end - else - match=false - end - else - match=false - end - end - if match and s>l then - local current=last and getnext(last) - if not current then - if sweeptype=="post" or sweeptype=="replace" then - current=getnext(sweepnode) - end - end - if current then - local discfound=nil - local n=l+1 - while n<=s do - if current then - local id=getid(current) - if id==glyph_code then - if getfont(current)==currentfont and getsubtype(current)<256 then - local char=getchar(current) - local ccd=descriptions[char] - if ccd then - local class=ccd.class - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - skipped=true - if trace_skips then - show_skip(kind,chainname,char,ck,class) - end - elseif seq[n][char] then - n=n+1 - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break - end - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break - end - else - if discfound then - notmatchreplace[discfound]=true - match=not notmatchpre[discfound] - else - match=false - end - break - end - elseif id==disc_code then - diskseen=true - discfound=current - notmatchpre[current]=nil - notmatchpost[current]=true - notmatchreplace[current]=nil - local pre=getfield(current,"pre") - local replace=getfield(current,"replace") - if pre then - local n=n - while pre do - if seq[n][getchar(pre)] then - n=n+1 - pre=getnext(pre) - if n>s then - break - end - else - notmatchpre[current]=true - break - end - end - if n<=s then - notmatchpre[current]=true - end - else - notmatchpre[current]=true - end - if replace then - while replace do - if seq[n][getchar(replace)] then - n=n+1 - replace=getnext(replace) - if n>s then - break - end - else - notmatchreplace[current]=true - match=notmatchpre[current] - break - end - end - if not match then - break - end - else - end - elseif seq[n][32] then - n=n+1 - else - match=false - break - end - current=getnext(current) - elseif seq[n][32] then - n=n+1 - else - match=false - break - end - end - else - match=false - end - end - end - if match then - local diskchain=diskseen or sweepnode - if trace_contexts then - local rule,lookuptype,f,l=ck[1],ck[2],ck[4],ck[5] - local char=getchar(start) - if ck[9] then - logwarning("%s: rule %s matches at char %s for (%s,%s,%s) chars, lookuptype %a, %a => %a", - cref(kind,chainname),rule,gref(char),f-1,l-f+1,s-l,lookuptype,ck[9],ck[10]) - else - logwarning("%s: rule %s matches at char %s for (%s,%s,%s) chars, lookuptype %a", - cref(kind,chainname),rule,gref(char),f-1,l-f+1,s-l,lookuptype) - end - end - local chainlookups=ck[6] - if chainlookups then - local nofchainlookups=#chainlookups - if nofchainlookups==1 then - local chainlookupname=chainlookups[1] - local chainlookup=lookuptable[chainlookupname] - if chainlookup then - local chainproc=chainprocs[chainlookup.type] - if chainproc then - local ok - if diskchain then - head,start,ok=chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence,chainproc) - else - head,start,ok=chainproc(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence) - end - if ok then - done=true - end - else - logprocess("%s: %s is not yet supported",cref(kind,chainname,chainlookupname),chainlookup.type) - end - else - logprocess("%s is not yet supported",cref(kind,chainname,chainlookupname)) - end - else - local i=1 - while start and true do - if skipped then - while true do - local char=getchar(start) - local ccd=descriptions[char] - if ccd then - local class=ccd.class or "base" - if class==skipmark or class==skipligature or class==skipbase or (markclass and class=="mark" and not markclass[char]) then - start=getnext(start) - else - break - end - else - break - end - end - end - local chainlookupname=chainlookups[i] - local chainlookup=lookuptable[chainlookupname] - if not chainlookup then - i=i+1 - else - local chainproc=chainprocs[chainlookup.type] - if not chainproc then - logprocess("%s: %s is not yet supported",cref(kind,chainname,chainlookupname),chainlookup.type) - i=i+1 - else - local ok,n - if diskchain then - head,start,ok=chaindisk(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence,chainproc) - else - head,start,ok,n=chainproc(head,start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,i,sequence) - end - if ok then - done=true - if n and n>1 then - if i+n>nofchainlookups then - break - else - end - end - end - i=i+1 - end - end - if i>nofchainlookups or not start then - break - elseif start then - start=getnext(start) - end - end - end - else - local replacements=ck[7] - if replacements then - head,start,done=chainprocs.reversesub(head,start,last,kind,chainname,ck,lookuphash,replacements) - else - done=quit_on_no_replacement - if trace_contexts then - logprocess("%s: skipping match",cref(kind,chainname)) - end - end - end - if done then - break - end - end - end - if diskseen then - notmatchpre={} - notmatchpost={} - notmatchreplace={} - end - return head,start,done -end -local verbose_handle_contextchain=function(font,...) - logwarning("no verbose handler installed, reverting to 'normal'") - otf.setcontextchain() - return normal_handle_contextchain(...) -end -otf.chainhandlers={ - normal=normal_handle_contextchain, - verbose=verbose_handle_contextchain, -} -local handle_contextchain=nil -function chained_contextchain(head,start,stop,...) - local steps=currentlookup.steps - local nofsteps=currentlookup.nofsteps - if nofsteps>1 then - reportmoresteps(dataset,sequence) - end - return handle_contextchain(head,start,...) -end -function otf.setcontextchain(method) - if not method or method=="normal" or not otf.chainhandlers[method] then - if handle_contextchain then - logwarning("installing normal contextchain handler") - end - handle_contextchain=normal_handle_contextchain - else - logwarning("installing contextchain handler %a",method) - local handler=otf.chainhandlers[method] - handle_contextchain=function(...) - return handler(currentfont,...) - end - end - handlers.gsub_context=handle_contextchain - handlers.gsub_contextchain=handle_contextchain - handlers.gsub_reversecontextchain=handle_contextchain - handlers.gpos_contextchain=handle_contextchain - handlers.gpos_context=handle_contextchain - handlers.contextchain=handle_contextchain -end -chainprocs.gsub_context=chained_contextchain -chainprocs.gsub_contextchain=chained_contextchain -chainprocs.gsub_reversecontextchain=chained_contextchain -chainprocs.gpos_contextchain=chained_contextchain -chainprocs.gpos_context=chained_contextchain -otf.setcontextchain() -local missing={} -local function logprocess(...) - if trace_steps then - registermessage(...) - end - report_process(...) -end -local logwarning=report_process -local function report_missing_cache(typ,lookup) - local f=missing[currentfont] if not f then f={} missing[currentfont]=f end - local t=f[typ] if not t then t={} f[typ]=t end - if not t[lookup] then - t[lookup]=true - logwarning("missing cache for lookup %a, type %a, font %a, name %a",lookup,typ,currentfont,tfmdata.properties.fullname) - end -end -local resolved={} -local lookuphashes={} -setmetatableindex(lookuphashes,function(t,font) - local lookuphash=fontdata[font].resources.lookuphash - if not lookuphash or not next(lookuphash) then - lookuphash=false - end - t[font]=lookuphash - return lookuphash -end) -local autofeatures=fonts.analyzers.features -local featuretypes=otf.tables.featuretypes -local defaultscript=otf.features.checkeddefaultscript -local defaultlanguage=otf.features.checkeddefaultlanguage -local function initialize(sequence,script,language,enabled,autoscript,autolanguage) - local features=sequence.features - if features then - local order=sequence.order - if order then - local featuretype=featuretypes[sequence.type or "unknown"] - for i=1,#order do - local kind=order[i] - local valid=enabled[kind] - if valid then - local scripts=features[kind] - local languages=scripts and ( - scripts[script] or - scripts[wildcard] or - (autoscript and defaultscript(featuretype,autoscript,scripts)) - ) - local enabled=languages and ( - languages[language] or - languages[wildcard] or - (autolanguage and defaultlanguage(featuretype,autolanguage,languages)) - ) - if enabled then - return { valid,autofeatures[kind] or false,sequence,kind } - end - end - end - else - end - end - return false -end -function otf.dataset(tfmdata,font) - local shared=tfmdata.shared - local properties=tfmdata.properties - local language=properties.language or "dflt" - local script=properties.script or "dflt" - local enabled=shared.features - local autoscript=enabled and enabled.autoscript - local autolanguage=enabled and enabled.autolanguage - local res=resolved[font] - if not res then - res={} - resolved[font]=res - end - local rs=res[script] - if not rs then - rs={} - res[script]=rs - end - local rl=rs[language] - if not rl then - rl={ - } - rs[language]=rl - local sequences=tfmdata.resources.sequences - for s=1,#sequences do - local v=enabled and initialize(sequences[s],script,language,enabled,autoscript,autolanguage) - if v then - rl[#rl+1]=v - end - end - end - return rl -end -local function kernrun(disc,run) - if trace_kernruns then - report_run("kern") - end - local prev=getprev(disc) - local next=getnext(disc) - local pre=getfield(disc,"pre") - local post=getfield(disc,"post") - local replace=getfield(disc,"replace") - local prevmarks=prev - while prevmarks and getid(prevmarks)==glyph_code and marks[getchar(prevmarks)] and getfont(prevmarks)==currentfont and getsubtype(prevmarks)<256 do - prevmarks=getprev(prevmarks) - end - if prev and (pre or replace) and not (getid(prev)==glyph_code and getfont(prev)==currentfont and getsubtype(prev)<256) then - prev=false - end - if next and (post or replace) and not (getid(next)==glyph_code and getfont(next)==currentfont and getsubtype(next)<256) then - next=false - end - if not pre then - elseif prev then - local nest=getprev(pre) - setprev(pre,prev) - setnext(prev,pre) - run(prevmarks,"preinjections") - setprev(pre,nest) - setnext(prev,disc) - else - run(pre,"preinjections") - end - if not post then - elseif next then - local tail=find_node_tail(post) - setnext(tail,next) - setprev(next,tail) - run(post,"postinjections",next) - setnext(tail,nil) - setprev(next,disc) - else - run(post,"postinjections") - end - if not replace and prev and next then - setnext(prev,next) - setprev(next,prev) - run(prevmarks,"injections",next) - setnext(prev,disc) - setprev(next,disc) - elseif prev and next then - local tail=find_node_tail(replace) - local nest=getprev(replace) - setprev(replace,prev) - setnext(prev,replace) - setnext(tail,next) - setprev(next,tail) - run(prevmarks,"replaceinjections",next) - setprev(replace,nest) - setnext(prev,disc) - setnext(tail,nil) - setprev(next,disc) - elseif prev then - local nest=getprev(replace) - setprev(replace,prev) - setnext(prev,replace) - run(prevmarks,"replaceinjections") - setprev(replace,nest) - setnext(prev,disc) - elseif next then - local tail=find_node_tail(replace) - setnext(tail,next) - setprev(next,tail) - run(replace,"replaceinjections",next) - setnext(tail,nil) - setprev(next,disc) - else - run(replace,"replaceinjections") - end -end -local function comprun(disc,run) - if trace_compruns then - report_run("comp: %s",languages.serializediscretionary(disc)) - end - local pre=getfield(disc,"pre") - if pre then - sweepnode=disc - sweeptype="pre" - local new,done=run(pre) - if done then - setfield(disc,"pre",new) - end - end - local post=getfield(disc,"post") - if post then - sweepnode=disc - sweeptype="post" - local new,done=run(post) - if done then - setfield(disc,"post",new) - end - end - local replace=getfield(disc,"replace") - if replace then - sweepnode=disc - sweeptype="replace" - local new,done=run(replace) - if done then - setfield(disc,"replace",new) - end - end - sweepnode=nil - sweeptype=nil -end -local function testrun(disc,trun,crun) - local next=getnext(disc) - if next then - local replace=getfield(disc,"replace") - if replace then - local prev=getprev(disc) - if prev then - local tail=find_node_tail(replace) - setnext(tail,next) - setprev(next,tail) - if trun(replace,next) then - setfield(disc,"replace",nil) - setnext(prev,replace) - setprev(replace,prev) - setprev(next,tail) - setnext(tail,next) - setprev(disc,nil) - setnext(disc,nil) - flush_node_list(disc) - return replace - else - setnext(tail,nil) - setprev(next,disc) - end - else - end - else - end - else - end - comprun(disc,crun) - return next -end -local function discrun(disc,drun,krun) - local next=getnext(disc) - local prev=getprev(disc) - if trace_discruns then - report_run("disc") - end - if next and prev then - setnext(prev,next) - drun(prev) - setnext(prev,disc) - end - local pre=getfield(disc,"pre") - if not pre then - elseif prev then - local nest=getprev(pre) - setprev(pre,prev) - setnext(prev,pre) - krun(prev,"preinjections") - setprev(pre,nest) - setnext(prev,disc) - else - krun(pre,"preinjections") - end - return next -end -local function featuresprocessor(head,font,attr) - local lookuphash=lookuphashes[font] - if not lookuphash then - return head,false - end - head=tonut(head) - if trace_steps then - checkstep(head) - end - tfmdata=fontdata[font] - descriptions=tfmdata.descriptions - characters=tfmdata.characters - resources=tfmdata.resources - marks=resources.marks - anchorlookups=resources.lookup_to_anchor - lookuptable=resources.lookups - lookuptypes=resources.lookuptypes - lookuptags=resources.lookuptags - currentfont=font - rlmode=0 - sweephead={} - local sequences=resources.sequences - local done=false - local datasets=otf.dataset(tfmdata,font,attr) - local dirstack={} - for s=1,#datasets do - local dataset=datasets[s] - featurevalue=dataset[1] - local attribute=dataset[2] - local sequence=dataset[3] - local kind=dataset[4] - local rlparmode=0 - local topstack=0 - local success=false - local typ=sequence.type - local gpossing=typ=="gpos_single" or typ=="gpos_pair" - local subtables=sequence.subtables - local handler=handlers[typ] - if typ=="gsub_reversecontextchain" then - local start=find_node_tail(head) - while start do - local id=getid(start) - if id==glyph_code then - if getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=a==attr - else - a=true - end - if a then - local char=getchar(start) - for i=1,#subtables do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - head,start,success=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if success then - break - end - end - else - report_missing_cache(typ,lookupname) - end - end - if start then start=getprev(start) end - else - start=getprev(start) - end - else - start=getprev(start) - end - else - start=getprev(start) - end - end - else - local ns=#subtables - local start=head - rlmode=0 - if ns==1 then - local lookupname=subtables[1] - local lookupcache=lookuphash[lookupname] - if not lookupcache then - report_missing_cache(typ,lookupname) - else - local function c_run(head) - local done=false - local start=sweephead[head] - if start then - sweephead[head]=nil - else - start=head - end - while start do - local id=getid(start) - if id~=glyph_code then - start=getnext(start) - elseif getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local lookupmatch=lookupcache[getchar(start)] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,1) - if ok then - done=true - end - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - return head,false - end - end - if done then - success=true - end - return head,done - end - local function t_run(start,stop) - while start~=stop do - local id=getid(start) - if id==glyph_code and getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local lookupmatch=lookupcache[getchar(start)] - if lookupmatch then - local s=getnext(start) - local l=nil - while s do - local lg=lookupmatch[getchar(s)] - if lg then - l=lg - s=getnext(s) - else - break - end - end - if l and l.ligature then - return true - end - end - end - start=getnext(start) - else - break - end - end - end - local function d_run(prev) - local a=getattr(prev,0) - if a then - a=(a==attr) and (not attribute or getprop(prev,a_state)==attribute) - else - a=not attribute or getprop(prev,a_state)==attribute - end - if a then - local lookupmatch=lookupcache[getchar(prev)] - if lookupmatch then - local h,d,ok=handler(head,prev,kind,lookupname,lookupmatch,sequence,lookuphash,1) - if ok then - done=true - success=true - end - end - end - end - local function k_run(sub,injection,last) - local a=getattr(sub,0) - if a then - a=(a==attr) and (not attribute or getprop(sub,a_state)==attribute) - else - a=not attribute or getprop(sub,a_state)==attribute - end - if a then - for n in traverse_nodes(sub) do - if n==last then - break - end - local id=getid(n) - if id==glyph_code then - local lookupmatch=lookupcache[getchar(n)] - if lookupmatch then - local h,d,ok=handler(sub,n,kind,lookupname,lookupmatch,sequence,lookuphash,1,injection) - if ok then - done=true - success=true - end - end - else - end - end - end - end - while start do - local id=getid(start) - if id==glyph_code then - if getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local char=getchar(start) - local lookupmatch=lookupcache[char] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,1) - if ok then - success=true - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - start=getnext(start) - end - elseif id==disc_code then - if gpossing then - kernrun(start,k_run) - start=getnext(start) - elseif typ=="gsub_ligature" then - start=testrun(start,t_run,c_run) - else - comprun(start,c_run) - start=getnext(start) - end - elseif id==whatsit_code then - local subtype=getsubtype(start) - if subtype==dir_code then - local dir=getfield(start,"dir") - if dir=="+TLT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=1 - elseif dir=="+TRT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=-1 - elseif dir=="-TLT" or dir=="-TRT" then - topstack=topstack-1 - rlmode=dirstack[topstack]=="+TRT" and -1 or 1 - else - rlmode=rlparmode - end - elseif subtype==localpar_code then - local dir=getfield(start,"dir") - if dir=="TRT" then - rlparmode=-1 - elseif dir=="TLT" then - rlparmode=1 - else - rlparmode=0 - end - rlmode=rlparmode - end - start=getnext(start) - elseif id==math_code then - start=getnext(end_of_math(start)) - elseif id==dir_code then - local dir=getfield(start,"dir") - if dir=="+TLT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=1 - elseif dir=="+TRT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=-1 - elseif dir=="-TLT" or dir=="-TRT" then - topstack=topstack-1 - rlmode=dirstack[topstack]=="+TRT" and -1 or 1 - else - rlmode=rlparmode - end - if trace_directions then - report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir) - end - start=getnext(start) - elseif id==localpar_code then - local dir=getfield(start,"dir") - if dir=="TRT" then - rlparmode=-1 - elseif dir=="TLT" then - rlparmode=1 - else - rlparmode=0 - end - rlmode=rlparmode - if trace_directions then - report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode) - end - start=getnext(start) - else - start=getnext(start) - end - end - end - else - local function c_run(head) - local done=false - local start=sweephead[head] - if start then - sweephead[head]=nil - else - start=head - end - while start do - local id=getid(start) - if id~=glyph_code then - start=getnext(start) - elseif getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local char=getchar(start) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if ok then - done=true - break - elseif not start then - break - end - end - else - report_missing_cache(typ,lookupname) - end - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - return head,false - end - end - if done then - success=true - end - return head,done - end - local function d_run(prev) - local a=getattr(prev,0) - if a then - a=(a==attr) and (not attribute or getprop(prev,a_state)==attribute) - else - a=not attribute or getprop(prev,a_state)==attribute - end - if a then - local char=getchar(prev) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local h,d,ok=handler(head,prev,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if ok then - done=true - break - end - end - else - report_missing_cache(typ,lookupname) - end - end - end - end - local function k_run(sub,injection,last) - local a=getattr(sub,0) - if a then - a=(a==attr) and (not attribute or getprop(sub,a_state)==attribute) - else - a=not attribute or getprop(sub,a_state)==attribute - end - if a then - for n in traverse_nodes(sub) do - if n==last then - break - end - local id=getid(n) - if id==glyph_code then - local char=getchar(n) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local h,d,ok=handler(head,n,kind,lookupname,lookupmatch,sequence,lookuphash,i,injection) - if ok then - done=true - break - end - end - else - report_missing_cache(typ,lookupname) - end - end - else - end - end - end - end - local function t_run(start,stop) - while start~=stop do - local id=getid(start) - if id==glyph_code and getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - local char=getchar(start) - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local lookupmatch=lookupcache[char] - if lookupmatch then - local s=getnext(start) - local l=nil - while s do - local lg=lookupmatch[getchar(s)] - if lg then - l=lg - s=getnext(s) - else - break - end - end - if l and l.ligature then - return true - end - end - else - report_missing_cache(typ,lookupname) - end - end - end - start=getnext(start) - else - break - end - end - end - while start do - local id=getid(start) - if id==glyph_code then - if getfont(start)==font and getsubtype(start)<256 then - local a=getattr(start,0) - if a then - a=(a==attr) and (not attribute or getprop(start,a_state)==attribute) - else - a=not attribute or getprop(start,a_state)==attribute - end - if a then - for i=1,ns do - local lookupname=subtables[i] - local lookupcache=lookuphash[lookupname] - if lookupcache then - local char=getchar(start) - local lookupmatch=lookupcache[char] - if lookupmatch then - local ok - head,start,ok=handler(head,start,kind,lookupname,lookupmatch,sequence,lookuphash,i) - if ok then - success=true - break - elseif not start then - break - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - elseif gpossing and zwnjruns and char==zwnj then - discrun(start,d_run) - end - else - report_missing_cache(typ,lookupname) - end - end - if start then start=getnext(start) end - else - start=getnext(start) - end - else - start=getnext(start) - end - elseif id==disc_code then - if gpossing then - kernrun(start,k_run) - start=getnext(start) - elseif typ=="gsub_ligature" then - start=testrun(start,t_run,c_run) - else - comprun(start,c_run) - start=getnext(start) - end - elseif id==whatsit_code then - local subtype=getsubtype(start) - if subtype==dir_code then - local dir=getfield(start,"dir") - if dir=="+TLT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=1 - elseif dir=="+TRT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=-1 - elseif dir=="-TLT" or dir=="-TRT" then - topstack=topstack-1 - rlmode=dirstack[topstack]=="+TRT" and -1 or 1 - else - rlmode=rlparmode - end - elseif subtype==localpar_code then - local dir=getfield(start,"dir") - if dir=="TRT" then - rlparmode=-1 - elseif dir=="TLT" then - rlparmode=1 - else - rlparmode=0 - end - rlmode=rlparmode - end - start=getnext(start) - elseif id==math_code then - start=getnext(end_of_math(start)) - elseif id==dir_code then - local dir=getfield(start,"dir") - if dir=="+TLT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=1 - elseif dir=="+TRT" then - topstack=topstack+1 - dirstack[topstack]=dir - rlmode=-1 - elseif dir=="-TLT" or dir=="-TRT" then - topstack=topstack-1 - rlmode=dirstack[topstack]=="+TRT" and -1 or 1 - else - rlmode=rlparmode - end - if trace_directions then - report_process("directions after txtdir %a: parmode %a, txtmode %a, # stack %a, new dir %a",dir,rlparmode,rlmode,topstack,newdir) - end - start=getnext(start) - elseif id==localpar_code then - local dir=getfield(start,"dir") - if dir=="TRT" then - rlparmode=-1 - elseif dir=="TLT" then - rlparmode=1 - else - rlparmode=0 - end - rlmode=rlparmode - if trace_directions then - report_process("directions after pardir %a: parmode %a, txtmode %a",dir,rlparmode,rlmode) - end - start=getnext(start) - else - start=getnext(start) - end - end - end - end - if success then - done=true - end - if trace_steps then - registerstep(head) - end - end - head=tonode(head) - return head,done -end -local function generic(lookupdata,lookupname,unicode,lookuphash) - local target=lookuphash[lookupname] - if target then - target[unicode]=lookupdata - else - lookuphash[lookupname]={ [unicode]=lookupdata } - end -end -local function ligature(lookupdata,lookupname,unicode,lookuphash) - local target=lookuphash[lookupname] - if not target then - target={} - lookuphash[lookupname]=target - end - for i=1,#lookupdata do - local li=lookupdata[i] - local tu=target[li] - if not tu then - tu={} - target[li]=tu - end - target=tu - end - target.ligature=unicode -end -local function pair(lookupdata,lookupname,unicode,lookuphash) - local target=lookuphash[lookupname] - if not target then - target={} - lookuphash[lookupname]=target - end - local others=target[unicode] - local paired=lookupdata[1] - if others then - others[paired]=lookupdata - else - others={ [paired]=lookupdata } - target[unicode]=others - end -end -local action={ - substitution=generic, - multiple=generic, - alternate=generic, - position=generic, - ligature=ligature, - pair=pair, - kern=pair, -} -local function prepare_lookups(tfmdata) - local rawdata=tfmdata.shared.rawdata - local resources=rawdata.resources - local lookuphash=resources.lookuphash - local anchor_to_lookup=resources.anchor_to_lookup - local lookup_to_anchor=resources.lookup_to_anchor - local lookuptypes=resources.lookuptypes - local characters=tfmdata.characters - local descriptions=tfmdata.descriptions - local duplicates=resources.duplicates - for unicode,character in next,characters do - local description=descriptions[unicode] - if description then - local lookups=description.slookups - if lookups then - for lookupname,lookupdata in next,lookups do - action[lookuptypes[lookupname]](lookupdata,lookupname,unicode,lookuphash,duplicates) - end - end - local lookups=description.mlookups - if lookups then - for lookupname,lookuplist in next,lookups do - local lookuptype=lookuptypes[lookupname] - for l=1,#lookuplist do - local lookupdata=lookuplist[l] - action[lookuptype](lookupdata,lookupname,unicode,lookuphash,duplicates) - end - end - end - local list=description.kerns - if list then - for lookup,krn in next,list do - local target=lookuphash[lookup] - if target then - target[unicode]=krn - else - lookuphash[lookup]={ [unicode]=krn } - end - end - end - local list=description.anchors - if list then - for typ,anchors in next,list do - if typ=="mark" or typ=="cexit" then - for name,anchor in next,anchors do - local lookups=anchor_to_lookup[name] - if lookups then - for lookup in next,lookups do - local target=lookuphash[lookup] - if target then - target[unicode]=anchors - else - lookuphash[lookup]={ [unicode]=anchors } - end - end - end - end - end - end - end - end - end -end -local function split(replacement,original) - local result={} - for i=1,#replacement do - result[original[i]]=replacement[i] - end - return result -end -local valid={ - coverage={ chainsub=true,chainpos=true,contextsub=true,contextpos=false }, - reversecoverage={ reversesub=true }, - glyphs={ chainsub=true,chainpos=true,contextsub=true,contextpos=false }, -} -local function prepare_contextchains(tfmdata) - local rawdata=tfmdata.shared.rawdata - local resources=rawdata.resources - local lookuphash=resources.lookuphash - local lookuptags=resources.lookuptags - local lookups=rawdata.lookups - if lookups then - for lookupname,lookupdata in next,rawdata.lookups do - local lookuptype=lookupdata.type - if lookuptype then - local rules=lookupdata.rules - if rules then - local format=lookupdata.format - local validformat=valid[format] - if not validformat then - report_prepare("unsupported format %a",format) - elseif not validformat[lookuptype] then - report_prepare("unsupported format %a, lookuptype %a, lookupname %a",format,lookuptype,lookuptags[lookupname]) - else - local contexts=lookuphash[lookupname] - if not contexts then - contexts={} - lookuphash[lookupname]=contexts - end - local t,nt={},0 - for nofrules=1,#rules do - local rule=rules[nofrules] - local current=rule.current - local before=rule.before - local after=rule.after - local replacements=rule.replacements - local sequence={} - local nofsequences=0 - if before then - for n=1,#before do - nofsequences=nofsequences+1 - sequence[nofsequences]=before[n] - end - end - local start=nofsequences+1 - for n=1,#current do - nofsequences=nofsequences+1 - sequence[nofsequences]=current[n] - end - local stop=nofsequences - if after then - for n=1,#after do - nofsequences=nofsequences+1 - sequence[nofsequences]=after[n] - end - end - if sequence[start] then - nt=nt+1 - t[nt]={ nofrules,lookuptype,sequence,start,stop,rule.lookups,replacements } - for unic in next,sequence[start] do - local cu=contexts[unic] - if not cu then - contexts[unic]=t - end - end - end - end - end - else - end - else - report_prepare("missing lookuptype for lookupname %a",lookuptags[lookupname]) - end - end - end -end -local function featuresinitializer(tfmdata,value) - if true then - local rawdata=tfmdata.shared.rawdata - local properties=rawdata.properties - if not properties.initialized then - local starttime=trace_preparing and os.clock() - local resources=rawdata.resources - resources.lookuphash=resources.lookuphash or {} - prepare_contextchains(tfmdata) - prepare_lookups(tfmdata) - properties.initialized=true - if trace_preparing then - report_prepare("preparation time is %0.3f seconds for %a",os.clock()-starttime,tfmdata.properties.fullname) - end - end - end -end -registerotffeature { - name="features", - description="features", - default=true, - initializers={ - position=1, - node=featuresinitializer, - }, - processors={ - node=featuresprocessor, - } -} -otf.handlers=handlers - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otn”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otp” 18b4375155925ee1809150f4f6c3973b] --- - -if not modules then modules={} end modules ['font-otp']={ - version=1.001, - comment="companion to font-otf.lua (packing)", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -local next,type,tostring=next,type,tostring -local sort,concat=table.sort,table.concat -local trace_packing=false trackers.register("otf.packing",function(v) trace_packing=v end) -local trace_loading=false trackers.register("otf.loading",function(v) trace_loading=v end) -local report_otf=logs.reporter("fonts","otf loading") -fonts=fonts or {} -local handlers=fonts.handlers or {} -fonts.handlers=handlers -local otf=handlers.otf or {} -handlers.otf=otf -local enhancers=otf.enhancers or {} -otf.enhancers=enhancers -local glists=otf.glists or { "gsub","gpos" } -otf.glists=glists -local criterium=1 -local threshold=0 -local function tabstr_normal(t) - local s={} - local n=0 - for k,v in next,t do - n=n+1 - if type(v)=="table" then - s[n]=k..">"..tabstr_normal(v) - elseif v==true then - s[n]=k.."+" - elseif v then - s[n]=k.."="..v - else - s[n]=k.."-" - end - end - if n==0 then - return "" - elseif n==1 then - return s[1] - else - sort(s) - return concat(s,",") - end -end -local function tabstr_flat(t) - local s={} - local n=0 - for k,v in next,t do - n=n+1 - s[n]=k.."="..v - end - if n==0 then - return "" - elseif n==1 then - return s[1] - else - sort(s) - return concat(s,",") - end -end -local function tabstr_mixed(t) - local s={} - local n=#t - if n==0 then - return "" - elseif n==1 then - local k=t[1] - if k==true then - return "++" - elseif k==false then - return "--" - else - return tostring(k) - end - else - for i=1,n do - local k=t[i] - if k==true then - s[i]="++" - elseif k==false then - s[i]="--" - else - s[i]=k - end - end - return concat(s,",") - end -end -local function tabstr_boolean(t) - local s={} - local n=0 - for k,v in next,t do - n=n+1 - if v then - s[n]=k.."+" - else - s[n]=k.."-" - end - end - if n==0 then - return "" - elseif n==1 then - return s[1] - else - sort(s) - return concat(s,",") - end -end -local function packdata(data) - if data then - local h,t,c={},{},{} - local hh,tt,cc={},{},{} - local nt,ntt=0,0 - local function pack_normal(v) - local tag=tabstr_normal(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end - end - local function pack_flat(v) - local tag=tabstr_flat(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end - end - local function pack_boolean(v) - local tag=tabstr_boolean(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end - end - local function pack_indexed(v) - local tag=concat(v," ") - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end - end - local function pack_mixed(v) - local tag=tabstr_mixed(v) - local ht=h[tag] - if ht then - c[ht]=c[ht]+1 - return ht - else - nt=nt+1 - t[nt]=v - h[tag]=nt - c[nt]=1 - return nt - end - end - local function pack_final(v) - if c[v]<=criterium then - return t[v] - else - local hv=hh[v] - if hv then - return hv - else - ntt=ntt+1 - tt[ntt]=t[v] - hh[v]=ntt - cc[ntt]=c[v] - return ntt - end - end - end - local function success(stage,pass) - if nt==0 then - if trace_loading or trace_packing then - report_otf("pack quality: nothing to pack") - end - return false - elseif nt>=threshold then - local one,two,rest=0,0,0 - if pass==1 then - for k,v in next,c do - if v==1 then - one=one+1 - elseif v==2 then - two=two+1 - else - rest=rest+1 - end - end - else - for k,v in next,cc do - if v>20 then - rest=rest+1 - elseif v>10 then - two=two+1 - else - one=one+1 - end - end - data.tables=tt - end - if trace_loading or trace_packing then - report_otf("pack quality: stage %s, pass %s, %s packed, 1-10:%s, 11-20:%s, rest:%s (criterium: %s)",stage,pass,one+two+rest,one,two,rest,criterium) - end - return true - else - if trace_loading or trace_packing then - report_otf("pack quality: stage %s, pass %s, %s packed, aborting pack (threshold: %s)",stage,pass,nt,threshold) - end - return false - end - end - local function packers(pass) - if pass==1 then - return pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed - else - return pack_final,pack_final,pack_final,pack_final,pack_final - end - end - local resources=data.resources - local lookuptypes=resources.lookuptypes - for pass=1,2 do - if trace_packing then - report_otf("start packing: stage 1, pass %s",pass) - end - local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) - for unicode,description in next,data.descriptions do - local boundingbox=description.boundingbox - if boundingbox then - description.boundingbox=pack_indexed(boundingbox) - end - local slookups=description.slookups - if slookups then - for tag,slookup in next,slookups do - local what=lookuptypes[tag] - if what=="pair" then - local t=slookup[2] if t then slookup[2]=pack_indexed(t) end - local t=slookup[3] if t then slookup[3]=pack_indexed(t) end - elseif what~="substitution" then - slookups[tag]=pack_indexed(slookup) - end - end - end - local mlookups=description.mlookups - if mlookups then - for tag,mlookup in next,mlookups do - local what=lookuptypes[tag] - if what=="pair" then - for i=1,#mlookup do - local lookup=mlookup[i] - local t=lookup[2] if t then lookup[2]=pack_indexed(t) end - local t=lookup[3] if t then lookup[3]=pack_indexed(t) end - end - elseif what~="substitution" then - for i=1,#mlookup do - mlookup[i]=pack_indexed(mlookup[i]) - end - end - end - end - local kerns=description.kerns - if kerns then - for tag,kern in next,kerns do - kerns[tag]=pack_flat(kern) - end - end - local math=description.math - if math then - local kerns=math.kerns - if kerns then - for tag,kern in next,kerns do - kerns[tag]=pack_normal(kern) - end - end - end - local anchors=description.anchors - if anchors then - for what,anchor in next,anchors do - if what=="baselig" then - for _,a in next,anchor do - for k=1,#a do - a[k]=pack_indexed(a[k]) - end - end - else - for k,v in next,anchor do - anchor[k]=pack_indexed(v) - end - end - end - end - local altuni=description.altuni - if altuni then - for i=1,#altuni do - altuni[i]=pack_flat(altuni[i]) - end - end - end - local lookups=data.lookups - if lookups then - for _,lookup in next,lookups do - local rules=lookup.rules - if rules then - for i=1,#rules do - local rule=rules[i] - local r=rule.before if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end - local r=rule.after if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end - local r=rule.current if r then for i=1,#r do r[i]=pack_boolean(r[i]) end end - local r=rule.replacements if r then rule.replacements=pack_flat (r) end - local r=rule.lookups if r then rule.lookups=pack_indexed(r) end - end - end - end - end - local anchor_to_lookup=resources.anchor_to_lookup - if anchor_to_lookup then - for anchor,lookup in next,anchor_to_lookup do - anchor_to_lookup[anchor]=pack_normal(lookup) - end - end - local lookup_to_anchor=resources.lookup_to_anchor - if lookup_to_anchor then - for lookup,anchor in next,lookup_to_anchor do - lookup_to_anchor[lookup]=pack_normal(anchor) - end - end - local sequences=resources.sequences - if sequences then - for feature,sequence in next,sequences do - local flags=sequence.flags - if flags then - sequence.flags=pack_normal(flags) - end - local subtables=sequence.subtables - if subtables then - sequence.subtables=pack_normal(subtables) - end - local features=sequence.features - if features then - for script,feature in next,features do - features[script]=pack_normal(feature) - end - end - local order=sequence.order - if order then - sequence.order=pack_indexed(order) - end - local markclass=sequence.markclass - if markclass then - sequence.markclass=pack_boolean(markclass) - end - end - end - local lookups=resources.lookups - if lookups then - for name,lookup in next,lookups do - local flags=lookup.flags - if flags then - lookup.flags=pack_normal(flags) - end - local subtables=lookup.subtables - if subtables then - lookup.subtables=pack_normal(subtables) - end - end - end - local features=resources.features - if features then - for _,what in next,glists do - local list=features[what] - if list then - for feature,spec in next,list do - list[feature]=pack_normal(spec) - end - end - end - end - if not success(1,pass) then - return - end - end - if nt>0 then - for pass=1,2 do - if trace_packing then - report_otf("start packing: stage 2, pass %s",pass) - end - local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) - for unicode,description in next,data.descriptions do - local kerns=description.kerns - if kerns then - description.kerns=pack_normal(kerns) - end - local math=description.math - if math then - local kerns=math.kerns - if kerns then - math.kerns=pack_normal(kerns) - end - end - local anchors=description.anchors - if anchors then - description.anchors=pack_normal(anchors) - end - local mlookups=description.mlookups - if mlookups then - for tag,mlookup in next,mlookups do - mlookups[tag]=pack_normal(mlookup) - end - end - local altuni=description.altuni - if altuni then - description.altuni=pack_normal(altuni) - end - end - local lookups=data.lookups - if lookups then - for _,lookup in next,lookups do - local rules=lookup.rules - if rules then - for i=1,#rules do - local rule=rules[i] - local r=rule.before if r then rule.before=pack_normal(r) end - local r=rule.after if r then rule.after=pack_normal(r) end - local r=rule.current if r then rule.current=pack_normal(r) end - end - end - end - end - local sequences=resources.sequences - if sequences then - for feature,sequence in next,sequences do - sequence.features=pack_normal(sequence.features) - end - end - if not success(2,pass) then - end - end - for pass=1,2 do - local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed=packers(pass) - for unicode,description in next,data.descriptions do - local slookups=description.slookups - if slookups then - description.slookups=pack_normal(slookups) - end - local mlookups=description.mlookups - if mlookups then - description.mlookups=pack_normal(mlookups) - end - end - end - end - end -end -local unpacked_mt={ - __index=function(t,k) - t[k]=false - return k - end -} -local function unpackdata(data) - if data then - local tables=data.tables - if tables then - local resources=data.resources - local lookuptypes=resources.lookuptypes - local unpacked={} - setmetatable(unpacked,unpacked_mt) - for unicode,description in next,data.descriptions do - local tv=tables[description.boundingbox] - if tv then - description.boundingbox=tv - end - local slookups=description.slookups - if slookups then - local tv=tables[slookups] - if tv then - description.slookups=tv - slookups=unpacked[tv] - end - if slookups then - for tag,lookup in next,slookups do - local what=lookuptypes[tag] - if what=="pair" then - local tv=tables[lookup[2]] - if tv then - lookup[2]=tv - end - local tv=tables[lookup[3]] - if tv then - lookup[3]=tv - end - elseif what~="substitution" then - local tv=tables[lookup] - if tv then - slookups[tag]=tv - end - end - end - end - end - local mlookups=description.mlookups - if mlookups then - local tv=tables[mlookups] - if tv then - description.mlookups=tv - mlookups=unpacked[tv] - end - if mlookups then - for tag,list in next,mlookups do - local tv=tables[list] - if tv then - mlookups[tag]=tv - list=unpacked[tv] - end - if list then - local what=lookuptypes[tag] - if what=="pair" then - for i=1,#list do - local lookup=list[i] - local tv=tables[lookup[2]] - if tv then - lookup[2]=tv - end - local tv=tables[lookup[3]] - if tv then - lookup[3]=tv - end - end - elseif what~="substitution" then - for i=1,#list do - local tv=tables[list[i]] - if tv then - list[i]=tv - end - end - end - end - end - end - end - local kerns=description.kerns - if kerns then - local tm=tables[kerns] - if tm then - description.kerns=tm - kerns=unpacked[tm] - end - if kerns then - for k,kern in next,kerns do - local tv=tables[kern] - if tv then - kerns[k]=tv - end - end - end - end - local math=description.math - if math then - local kerns=math.kerns - if kerns then - local tm=tables[kerns] - if tm then - math.kerns=tm - kerns=unpacked[tm] - end - if kerns then - for k,kern in next,kerns do - local tv=tables[kern] - if tv then - kerns[k]=tv - end - end - end - end - end - local anchors=description.anchors - if anchors then - local ta=tables[anchors] - if ta then - description.anchors=ta - anchors=unpacked[ta] - end - if anchors then - for tag,anchor in next,anchors do - if tag=="baselig" then - for _,list in next,anchor do - for i=1,#list do - local tv=tables[list[i]] - if tv then - list[i]=tv - end - end - end - else - for a,data in next,anchor do - local tv=tables[data] - if tv then - anchor[a]=tv - end - end - end - end - end - end - local altuni=description.altuni - if altuni then - local altuni=tables[altuni] - if altuni then - description.altuni=altuni - for i=1,#altuni do - local tv=tables[altuni[i]] - if tv then - altuni[i]=tv - end - end - end - end - end - local lookups=data.lookups - if lookups then - for _,lookup in next,lookups do - local rules=lookup.rules - if rules then - for i=1,#rules do - local rule=rules[i] - local before=rule.before - if before then - local tv=tables[before] - if tv then - rule.before=tv - before=unpacked[tv] - end - if before then - for i=1,#before do - local tv=tables[before[i]] - if tv then - before[i]=tv - end - end - end - end - local after=rule.after - if after then - local tv=tables[after] - if tv then - rule.after=tv - after=unpacked[tv] - end - if after then - for i=1,#after do - local tv=tables[after[i]] - if tv then - after[i]=tv - end - end - end - end - local current=rule.current - if current then - local tv=tables[current] - if tv then - rule.current=tv - current=unpacked[tv] - end - if current then - for i=1,#current do - local tv=tables[current[i]] - if tv then - current[i]=tv - end - end - end - end - local replacements=rule.replacements - if replacements then - local tv=tables[replacements] - if tv then - rule.replacements=tv - end - end - local lookups=rule.lookups - if lookups then - local tv=tables[lookups] - if tv then - rule.lookups=tv - end - end - end - end - end - end - local anchor_to_lookup=resources.anchor_to_lookup - if anchor_to_lookup then - for anchor,lookup in next,anchor_to_lookup do - local tv=tables[lookup] - if tv then - anchor_to_lookup[anchor]=tv - end - end - end - local lookup_to_anchor=resources.lookup_to_anchor - if lookup_to_anchor then - for lookup,anchor in next,lookup_to_anchor do - local tv=tables[anchor] - if tv then - lookup_to_anchor[lookup]=tv - end - end - end - local ls=resources.sequences - if ls then - for _,feature in next,ls do - local flags=feature.flags - if flags then - local tv=tables[flags] - if tv then - feature.flags=tv - end - end - local subtables=feature.subtables - if subtables then - local tv=tables[subtables] - if tv then - feature.subtables=tv - end - end - local features=feature.features - if features then - local tv=tables[features] - if tv then - feature.features=tv - features=unpacked[tv] - end - if features then - for script,data in next,features do - local tv=tables[data] - if tv then - features[script]=tv - end - end - end - end - local order=feature.order - if order then - local tv=tables[order] - if tv then - feature.order=tv - end - end - local markclass=feature.markclass - if markclass then - local tv=tables[markclass] - if tv then - feature.markclass=tv - end - end - end - end - local lookups=resources.lookups - if lookups then - for _,lookup in next,lookups do - local flags=lookup.flags - if flags then - local tv=tables[flags] - if tv then - lookup.flags=tv - end - end - local subtables=lookup.subtables - if subtables then - local tv=tables[subtables] - if tv then - lookup.subtables=tv - end - end - end - end - local features=resources.features - if features then - for _,what in next,glists do - local feature=features[what] - if feature then - for tag,spec in next,feature do - local tv=tables[spec] - if tv then - feature[tag]=tv - end - end - end - end - end - data.tables=nil - end - end -end -if otf.enhancers.register then - otf.enhancers.register("pack",packdata) - otf.enhancers.register("unpack",unpackdata) -end -otf.enhancers.unpack=unpackdata -otf.enhancers.pack=packdata - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-otp”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-lua” 50b8edb1db7009b6c661ab71ff24a466] --- - -if not modules then modules={} end modules ['luatex-fonts-lua']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -fonts.formats.lua="lua" -function fonts.readers.lua(specification) - local fullname=specification.filename or "" - if fullname=="" then - local forced=specification.forced or "" - if forced~="" then - fullname=specification.name.."."..forced - else - fullname=specification.name - end - end - local fullname=resolvers.findfile(fullname) or "" - if fullname~="" then - local loader=loadfile(fullname) - loader=loader and loader() - return loader and loader(specification) - end -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-lua”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “font-def” 3c71c27300a8cb5c29f5d278d2049fb6] --- - -if not modules then modules={} end modules ['font-def']={ - 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 format,gmatch,match,find,lower,gsub=string.format,string.gmatch,string.match,string.find,string.lower,string.gsub -local tostring,next=tostring,next -local lpegmatch=lpeg.match -local suffixonly,removesuffix=file.suffix,file.removesuffix -local allocate=utilities.storage.allocate -local trace_defining=false trackers .register("fonts.defining",function(v) trace_defining=v end) -local directive_embedall=false directives.register("fonts.embedall",function(v) directive_embedall=v end) -trackers.register("fonts.loading","fonts.defining","otf.loading","afm.loading","tfm.loading") -trackers.register("fonts.all","fonts.*","otf.*","afm.*","tfm.*") -local report_defining=logs.reporter("fonts","defining") -local fonts=fonts -local fontdata=fonts.hashes.identifiers -local readers=fonts.readers -local definers=fonts.definers -local specifiers=fonts.specifiers -local constructors=fonts.constructors -local fontgoodies=fonts.goodies -readers.sequence=allocate { 'otf','ttf','afm','tfm','lua' } -local variants=allocate() -specifiers.variants=variants -definers.methods=definers.methods or {} -local internalized=allocate() -local lastdefined=nil -local loadedfonts=constructors.loadedfonts -local designsizes=constructors.designsizes -local resolvefile=fontgoodies and fontgoodies.filenames and fontgoodies.filenames.resolve or function(s) return s end -local splitter,splitspecifiers=nil,"" -local P,C,S,Cc=lpeg.P,lpeg.C,lpeg.S,lpeg.Cc -local left=P("(") -local right=P(")") -local colon=P(":") -local space=P(" ") -definers.defaultlookup="file" -local prefixpattern=P(false) -local function addspecifier(symbol) - splitspecifiers=splitspecifiers..symbol - local method=S(splitspecifiers) - local lookup=C(prefixpattern)*colon - local sub=left*C(P(1-left-right-method)^1)*right - local specification=C(method)*C(P(1)^1) - local name=C((1-sub-specification)^1) - splitter=P((lookup+Cc(""))*name*(sub+Cc(""))*(specification+Cc(""))) -end -local function addlookup(str,default) - prefixpattern=prefixpattern+P(str) -end -definers.addlookup=addlookup -addlookup("file") -addlookup("name") -addlookup("spec") -local function getspecification(str) - return lpegmatch(splitter,str or "") -end -definers.getspecification=getspecification -function definers.registersplit(symbol,action,verbosename) - addspecifier(symbol) - variants[symbol]=action - if verbosename then - variants[verbosename]=action - end -end -local function makespecification(specification,lookup,name,sub,method,detail,size) - size=size or 655360 - if not lookup or lookup=="" then - lookup=definers.defaultlookup - end - if trace_defining then - report_defining("specification %a, lookup %a, name %a, sub %a, method %a, detail %a", - specification,lookup,name,sub,method,detail) - end - local t={ - lookup=lookup, - specification=specification, - size=size, - name=name, - sub=sub, - method=method, - detail=detail, - resolved="", - forced="", - features={}, - } - return t -end -definers.makespecification=makespecification -function definers.analyze(specification,size) - local lookup,name,sub,method,detail=getspecification(specification or "") - return makespecification(specification,lookup,name,sub,method,detail,size) -end -definers.resolvers=definers.resolvers or {} -local resolvers=definers.resolvers -function resolvers.file(specification) - local name=resolvefile(specification.name) - local suffix=lower(suffixonly(name)) - if fonts.formats[suffix] then - specification.forced=suffix - specification.forcedname=name - specification.name=removesuffix(name) - else - specification.name=name - end -end -function resolvers.name(specification) - local resolve=fonts.names.resolve - if resolve then - local resolved,sub,subindex=resolve(specification.name,specification.sub,specification) - if resolved then - specification.resolved=resolved - specification.sub=sub - specification.subindex=subindex - local suffix=lower(suffixonly(resolved)) - if fonts.formats[suffix] then - specification.forced=suffix - specification.forcedname=resolved - specification.name=removesuffix(resolved) - else - specification.name=resolved - end - end - else - resolvers.file(specification) - end -end -function resolvers.spec(specification) - local resolvespec=fonts.names.resolvespec - if resolvespec then - local resolved,sub,subindex=resolvespec(specification.name,specification.sub,specification) - if resolved then - specification.resolved=resolved - specification.sub=sub - specification.subindex=subindex - specification.forced=lower(suffixonly(resolved)) - specification.forcedname=resolved - specification.name=removesuffix(resolved) - end - else - resolvers.name(specification) - end -end -function definers.resolve(specification) - if not specification.resolved or specification.resolved=="" then - local r=resolvers[specification.lookup] - if r then - r(specification) - end - end - if specification.forced=="" then - specification.forced=nil - specification.forcedname=nil - end - specification.hash=lower(specification.name..' @ '..constructors.hashfeatures(specification)) - if specification.sub and specification.sub~="" then - specification.hash=specification.sub..' @ '..specification.hash - end - return specification -end -function definers.applypostprocessors(tfmdata) - local postprocessors=tfmdata.postprocessors - if postprocessors then - local properties=tfmdata.properties - for i=1,#postprocessors do - local extrahash=postprocessors[i](tfmdata) - if type(extrahash)=="string" and extrahash~="" then - extrahash=gsub(lower(extrahash),"[^a-z]","-") - properties.fullname=format("%s-%s",properties.fullname,extrahash) - end - end - end - return tfmdata -end -local function checkembedding(tfmdata) - local properties=tfmdata.properties - local embedding - if directive_embedall then - embedding="full" - elseif properties and properties.filename and constructors.dontembed[properties.filename] then - embedding="no" - else - embedding="subset" - end - if properties then - properties.embedding=embedding - else - tfmdata.properties={ embedding=embedding } - end - tfmdata.embedding=embedding -end -function definers.loadfont(specification) - local hash=constructors.hashinstance(specification) - local tfmdata=loadedfonts[hash] - if not tfmdata then - local forced=specification.forced or "" - if forced~="" then - local reader=readers[lower(forced)] - tfmdata=reader and reader(specification) - if not tfmdata then - report_defining("forced type %a of %a not found",forced,specification.name) - end - else - local sequence=readers.sequence - for s=1,#sequence do - local reader=sequence[s] - if readers[reader] then - if trace_defining then - report_defining("trying (reader sequence driven) type %a for %a with file %a",reader,specification.name,specification.filename) - end - tfmdata=readers[reader](specification) - if tfmdata then - break - else - specification.filename=nil - end - end - end - end - if tfmdata then - tfmdata=definers.applypostprocessors(tfmdata) - checkembedding(tfmdata) - loadedfonts[hash]=tfmdata - designsizes[specification.hash]=tfmdata.parameters.designsize - end - end - if not tfmdata then - report_defining("font with asked name %a is not found using lookup %a",specification.name,specification.lookup) - end - return tfmdata -end -function constructors.checkvirtualids() -end -function constructors.readanddefine(name,size) - local specification=definers.analyze(name,size) - local method=specification.method - if method and variants[method] then - specification=variants[method](specification) - end - specification=definers.resolve(specification) - local hash=constructors.hashinstance(specification) - local id=definers.registered(hash) - if not id then - local tfmdata=definers.loadfont(specification) - if tfmdata then - tfmdata.properties.hash=hash - constructors.checkvirtualids(tfmdata) - id=font.define(tfmdata) - definers.register(tfmdata,id) - else - id=0 - end - end - return fontdata[id],id -end -function definers.current() - return lastdefined -end -function definers.registered(hash) - local id=internalized[hash] - return id,id and fontdata[id] -end -function definers.register(tfmdata,id) - if tfmdata and id then - local hash=tfmdata.properties.hash - if not hash then - report_defining("registering font, id %a, name %a, invalid hash",id,tfmdata.properties.filename or "?") - elseif not internalized[hash] then - internalized[hash]=id - if trace_defining then - report_defining("registering font, id %s, hash %a",id,hash) - end - fontdata[id]=tfmdata - end - end -end -function definers.read(specification,size,id) - statistics.starttiming(fonts) - if type(specification)=="string" then - specification=definers.analyze(specification,size) - end - local method=specification.method - if method and variants[method] then - specification=variants[method](specification) - end - specification=definers.resolve(specification) - local hash=constructors.hashinstance(specification) - local tfmdata=definers.registered(hash) - if tfmdata then - if trace_defining then - report_defining("already hashed: %s",hash) - end - else - tfmdata=definers.loadfont(specification) - if tfmdata then - if trace_defining then - report_defining("loaded and hashed: %s",hash) - end - tfmdata.properties.hash=hash - if id then - definers.register(tfmdata,id) - end - else - if trace_defining then - report_defining("not loaded and hashed: %s",hash) - end - end - end - lastdefined=tfmdata or id - if not tfmdata then - report_defining("unknown font %a, loading aborted",specification.name) - elseif trace_defining and type(tfmdata)=="table" then - local properties=tfmdata.properties or {} - local parameters=tfmdata.parameters or {} - report_defining("using %a font with id %a, name %a, size %a, bytes %a, encoding %a, fullname %a, filename %a", - properties.format or "unknown",id,properties.name,parameters.size,properties.encodingbytes, - properties.encodingname,properties.fullname,file.basename(properties.filename)) - end - statistics.stoptiming(fonts) - return tfmdata -end -function font.getfont(id) - return fontdata[id] -end -callbacks.register('define_font',definers.read,"definition of fonts (tfmdata preparation)") - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “font-def”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-def” e758c9faca4d44382b88bbea892e8bbf] --- - -if not modules then modules={} end modules ['luatex-fonts-def']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -fonts.constructors.namemode="specification" -function fonts.definers.getspecification(str) - return "",str,"",":",str -end -local list={} -local function issome () list.lookup='name' end -local function isfile () list.lookup='file' end -local function isname () list.lookup='name' end -local function thename(s) list.name=s end -local function issub (v) list.sub=v end -local function iscrap (s) list.crap=string.lower(s) end -local function iskey (k,v) list[k]=v end -local function istrue (s) list[s]=true end -local function isfalse(s) list[s]=false end -local P,S,R,C=lpeg.P,lpeg.S,lpeg.R,lpeg.C -local spaces=P(" ")^0 -local namespec=(1-S("/:("))^0 -local crapspec=spaces*P("/")*(((1-P(":"))^0)/iscrap)*spaces -local filename_1=P("file:")/isfile*(namespec/thename) -local filename_2=P("[")*P(true)/isname*(((1-P("]"))^0)/thename)*P("]") -local fontname_1=P("name:")/isname*(namespec/thename) -local fontname_2=P(true)/issome*(namespec/thename) -local sometext=(R("az","AZ","09")+S("+-."))^1 -local truevalue=P("+")*spaces*(sometext/istrue) -local falsevalue=P("-")*spaces*(sometext/isfalse) -local keyvalue=(C(sometext)*spaces*P("=")*spaces*C(sometext))/iskey -local somevalue=sometext/istrue -local subvalue=P("(")*(C(P(1-S("()"))^1)/issub)*P(")") -local option=spaces*(keyvalue+falsevalue+truevalue+somevalue)*spaces -local options=P(":")*spaces*(P(";")^0*option)^0 -local pattern=(filename_1+filename_2+fontname_1+fontname_2)*subvalue^0*crapspec^0*options^0 -local function colonized(specification) - list={} - lpeg.match(pattern,specification.specification) - list.crap=nil - if list.name then - specification.name=list.name - list.name=nil - end - if list.lookup then - specification.lookup=list.lookup - list.lookup=nil - end - if list.sub then - specification.sub=list.sub - list.sub=nil - end - specification.features.normal=fonts.handlers.otf.features.normalize(list) - return specification -end -fonts.definers.registersplit(":",colonized,"cryptic") -fonts.definers.registersplit("",colonized,"more cryptic") -function fonts.definers.applypostprocessors(tfmdata) - local postprocessors=tfmdata.postprocessors - if postprocessors then - for i=1,#postprocessors do - local extrahash=postprocessors[i](tfmdata) - if type(extrahash)=="string" and extrahash~="" then - extrahash=string.gsub(lower(extrahash),"[^a-z]","-") - tfmdata.properties.fullname=format("%s-%s",tfmdata.properties.fullname,extrahash) - end - end - end - return tfmdata -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-def”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-ext” 0eee87fb26b7d135da88ac0a43a8037a] --- - -if not modules then modules={} end modules ['luatex-fonts-ext']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -local otffeatures=fonts.constructors.newfeatures("otf") -local function initializeitlc(tfmdata,value) - if value then - local parameters=tfmdata.parameters - local italicangle=parameters.italicangle - if italicangle and italicangle~=0 then - local properties=tfmdata.properties - local factor=tonumber(value) or 1 - properties.hasitalics=true - properties.autoitalicamount=factor*(parameters.uwidth or 40)/2 - end - end -end -otffeatures.register { - name="itlc", - description="italic correction", - initializers={ - base=initializeitlc, - node=initializeitlc, - } -} -local function initializeslant(tfmdata,value) - value=tonumber(value) - if not value then - value=0 - elseif value>1 then - value=1 - elseif value<-1 then - value=-1 - end - tfmdata.parameters.slantfactor=value -end -otffeatures.register { - name="slant", - description="slant glyphs", - initializers={ - base=initializeslant, - node=initializeslant, - } -} -local function initializeextend(tfmdata,value) - value=tonumber(value) - if not value then - value=0 - elseif value>10 then - value=10 - elseif value<-10 then - value=-10 - end - tfmdata.parameters.extendfactor=value -end -otffeatures.register { - name="extend", - description="scale glyphs horizontally", - initializers={ - base=initializeextend, - node=initializeextend, - } -} -fonts.protrusions=fonts.protrusions or {} -fonts.protrusions.setups=fonts.protrusions.setups or {} -local setups=fonts.protrusions.setups -local function initializeprotrusion(tfmdata,value) - if value then - local setup=setups[value] - if setup then - local factor,left,right=setup.factor or 1,setup.left or 1,setup.right or 1 - local emwidth=tfmdata.parameters.quad - tfmdata.parameters.protrusion={ - auto=true, - } - for i,chr in next,tfmdata.characters do - local v,pl,pr=setup[i],nil,nil - if v then - pl,pr=v[1],v[2] - end - if pl and pl~=0 then chr.left_protruding=left*pl*factor end - if pr and pr~=0 then chr.right_protruding=right*pr*factor end - end - end - end -end -otffeatures.register { - name="protrusion", - description="shift characters into the left and or right margin", - initializers={ - base=initializeprotrusion, - node=initializeprotrusion, - } -} -fonts.expansions=fonts.expansions or {} -fonts.expansions.setups=fonts.expansions.setups or {} -local setups=fonts.expansions.setups -local function initializeexpansion(tfmdata,value) - if value then - local setup=setups[value] - if setup then - local factor=setup.factor or 1 - tfmdata.parameters.expansion={ - stretch=10*(setup.stretch or 0), - shrink=10*(setup.shrink or 0), - step=10*(setup.step or 0), - auto=true, - } - for i,chr in next,tfmdata.characters do - local v=setup[i] - if v and v~=0 then - chr.expansion_factor=v*factor - else - chr.expansion_factor=factor - end - end - end - end -end -otffeatures.register { - name="expansion", - description="apply hz optimization", - initializers={ - base=initializeexpansion, - node=initializeexpansion, - } -} -function fonts.loggers.onetimemessage() end -local byte=string.byte -fonts.expansions.setups['default']={ - stretch=2,shrink=2,step=.5,factor=1, - [byte('A')]=0.5,[byte('B')]=0.7,[byte('C')]=0.7,[byte('D')]=0.5,[byte('E')]=0.7, - [byte('F')]=0.7,[byte('G')]=0.5,[byte('H')]=0.7,[byte('K')]=0.7,[byte('M')]=0.7, - [byte('N')]=0.7,[byte('O')]=0.5,[byte('P')]=0.7,[byte('Q')]=0.5,[byte('R')]=0.7, - [byte('S')]=0.7,[byte('U')]=0.7,[byte('W')]=0.7,[byte('Z')]=0.7, - [byte('a')]=0.7,[byte('b')]=0.7,[byte('c')]=0.7,[byte('d')]=0.7,[byte('e')]=0.7, - [byte('g')]=0.7,[byte('h')]=0.7,[byte('k')]=0.7,[byte('m')]=0.7,[byte('n')]=0.7, - [byte('o')]=0.7,[byte('p')]=0.7,[byte('q')]=0.7,[byte('s')]=0.7,[byte('u')]=0.7, - [byte('w')]=0.7,[byte('z')]=0.7, - [byte('2')]=0.7,[byte('3')]=0.7,[byte('6')]=0.7,[byte('8')]=0.7,[byte('9')]=0.7, -} -fonts.protrusions.setups['default']={ - factor=1,left=1,right=1, - [0x002C]={ 0,1 }, - [0x002E]={ 0,1 }, - [0x003A]={ 0,1 }, - [0x003B]={ 0,1 }, - [0x002D]={ 0,1 }, - [0x2013]={ 0,0.50 }, - [0x2014]={ 0,0.33 }, - [0x3001]={ 0,1 }, - [0x3002]={ 0,1 }, - [0x060C]={ 0,1 }, - [0x061B]={ 0,1 }, - [0x06D4]={ 0,1 }, -} -fonts.handlers.otf.features.normalize=function(t) - if t.rand then - t.rand="random" - end - return t -end -function fonts.helpers.nametoslot(name) - local t=type(name) - if t=="string" then - local tfmdata=fonts.hashes.identifiers[currentfont()] - local shared=tfmdata and tfmdata.shared - local fntdata=shared and shared.rawdata - return fntdata and fntdata.resources.unicodes[name] - elseif t=="number" then - return n - end -end -fonts.encodings=fonts.encodings or {} -local reencodings={} -fonts.encodings.reencodings=reencodings -local function specialreencode(tfmdata,value) - local encoding=value and reencodings[value] - if encoding then - local temp={} - local char=tfmdata.characters - for k,v in next,encoding do - temp[k]=char[v] - end - for k,v in next,temp do - char[k]=temp[k] - end - return string.format("reencoded:%s",value) - end -end -local function reencode(tfmdata,value) - tfmdata.postprocessors=tfmdata.postprocessors or {} - table.insert(tfmdata.postprocessors, - function(tfmdata) - return specialreencode(tfmdata,value) - end - ) -end -otffeatures.register { - name="reencode", - description="reencode characters", - manipulators={ - base=reencode, - node=reencode, - } -} - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-ext”] --- - - -do --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-cbk” 3e86c6a492ca8d792f6b06149ba0dd57] --- - -if not modules then modules={} end modules ['luatex-fonts-cbk']={ - version=1.001, - comment="companion to luatex-*.tex", - author="Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright="PRAGMA ADE / ConTeXt Development Team", - license="see context related readme files" -} -if context then - texio.write_nl("fatal error: this module is not for context") - os.exit() -end -local fonts=fonts -local nodes=nodes -local traverse_id=node.traverse_id -local free_node=node.free -local remove_node=node.remove -local glyph_code=nodes.nodecodes.glyph -local disc_code=nodes.nodecodes.disc -local ligaturing=node.ligaturing -local kerning=node.kerning -local basepass=true -local function l_warning() texio.write_nl("warning: node.ligaturing called directly") l_warning=nil end -local function k_warning() texio.write_nl("warning: node.kerning called directly") k_warning=nil end -function node.ligaturing(...) - if basepass and l_warning then - l_warning() - end - return ligaturing(...) -end -function node.kerning(...) - if basepass and k_warning then - k_warning() - end - return kerning(...) -end -function nodes.handlers.setbasepass(v) - basepass=v -end -function nodes.handlers.nodepass(head) - local fontdata=fonts.hashes.identifiers - if fontdata then - local usedfonts={} - local basefonts={} - local prevfont=nil - local basefont=nil - local variants=nil - local redundant=nil - for n in traverse_id(glyph_code,head) do - local font=n.font - if font~=prevfont then - if basefont then - basefont[2]=n.prev - end - prevfont=font - local used=usedfonts[font] - if not used then - local tfmdata=fontdata[font] - if tfmdata then - local shared=tfmdata.shared - if shared then - local processors=shared.processes - if processors and #processors>0 then - usedfonts[font]=processors - elseif basepass then - basefont={ n,nil } - basefonts[#basefonts+1]=basefont - end - end - local resources=tfmdata.resources - variants=resources and resources.variants - variants=variants and next(variants) and variants or false - end - else - local tfmdata=fontdata[prevfont] - if tfmdata then - local resources=tfmdata.resources - variants=resources and resources.variants - variants=variants and next(variants) and variants or false - end - end - end - if variants then - local char=n.char - if char>=0xFE00 and (char<=0xFE0F or (char>=0xE0100 and char<=0xE01EF)) then - local hash=variants[char] - if hash then - local p=n.prev - if p and p.id==glyph_code then - local variant=hash[p.char] - if variant then - p.char=variant - if not redundant then - redundant={ n } - else - redundant[#redundant+1]=n - end - end - end - end - end - end - end - if redundant then - for i=1,#redundant do - local n=redundant[i] - remove_node(head,n) - free_node(n) - end - end - for d in traverse_id(disc_code,head) do - local r=d.replace - if r then - for n in traverse_id(glyph_code,r) do - local font=n.font - if font~=prevfont then - prevfont=font - local used=usedfonts[font] - if not used then - local tfmdata=fontdata[font] - if tfmdata then - local shared=tfmdata.shared - if shared then - local processors=shared.processes - if processors and #processors>0 then - usedfonts[font]=processors - end - end - end - end - end - end - end - end - if next(usedfonts) then - for font,processors in next,usedfonts do - for i=1,#processors do - head=processors[i](head,font,0) or head - end - end - end - if basepass and #basefonts>0 then - for i=1,#basefonts do - local range=basefonts[i] - local start=range[1] - local stop=range[2] - if start or stop then - local prev=nil - local next=nil - local front=start==head - if stop then - next=stop.next - start,stop=ligaturing(start,stop) - start,stop=kerning(start,stop) - elseif start then - prev=start.prev - start=ligaturing(start) - start=kerning(start) - end - if prev then - start.prev=prev - prev.next=start - end - if next then - stop.next=next - next.prev=stop - end - if front then - head=start - end - end - end - end - return head,true - else - return head,false - end -end -function nodes.handlers.basepass(head) - if basepass then - head=ligaturing(head) - head=kerning(head) - end - return head,true -end -local nodepass=nodes.handlers.nodepass -local basepass=nodes.handlers.basepass -local injectpass=nodes.injections.handler -local protectpass=nodes.handlers.protectglyphs -function nodes.simple_font_handler(head) - if head then - head=nodepass(head) - head=injectpass(head) - head=basepass(head) - protectpass(head) - return head,true - else - return head,false - end -end - -end --- [luaotfload, fontloader-2016-02-12.lua scope for “fonts-cbk”] --- - - ---- vim:ft=lua:sw=2:ts=8:et:tw=79 |