diff options
Diffstat (limited to 'Master/texmf-dist/tex/luatex/luaotfload/fontloader-2019-10-29.lua')
| -rw-r--r-- | Master/texmf-dist/tex/luatex/luaotfload/fontloader-2019-10-29.lua | 34256 |
1 files changed, 34256 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/luatex/luaotfload/fontloader-2019-10-29.lua b/Master/texmf-dist/tex/luatex/luaotfload/fontloader-2019-10-29.lua new file mode 100644 index 00000000000..dc98bd56969 --- /dev/null +++ b/Master/texmf-dist/tex/luatex/luaotfload/fontloader-2019-10-29.lua @@ -0,0 +1,34256 @@ +--[[info----------------------------------------------------------------------- + Luaotfload fontloader package + build 2019-10-29 22:02:47 +------------------------------------------------------------------------------- + + © 2019 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/u-fischer/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-basics-chr.lua + · fontloader-font-ini.lua + · fontloader-fonts-mis.lua + · fontloader-font-con.lua + · fontloader-fonts-enc.lua + · fontloader-font-cid.lua + · fontloader-font-map.lua + · fontloader-font-vfc.lua + · fontloader-font-otr.lua + · fontloader-font-oti.lua + · fontloader-font-ott.lua + · fontloader-font-cff.lua + · fontloader-font-ttf.lua + · fontloader-font-dsp.lua + · fontloader-font-oup.lua + · fontloader-font-otl.lua + · fontloader-font-oto.lua + · fontloader-font-otj.lua + · fontloader-font-ota.lua + · fontloader-font-ots.lua + · fontloader-font-osd.lua + · fontloader-font-ocl.lua + · fontloader-font-otc.lua + · fontloader-font-onr.lua + · fontloader-font-one.lua + · fontloader-font-afk.lua + · fontloader-fonts-tfm.lua + · fontloader-font-lua.lua + · fontloader-font-def.lua + · fontloader-fonts-def.lua + · fontloader-fonts-ext.lua + · fontloader-font-imp-tex.lua + · fontloader-font-imp-ligatures.lua + · fontloader-font-imp-italics.lua + · fontloader-font-imp-effects.lua + · fontloader-fonts-lig.lua + · fontloader-fonts-gbn.lua + +--info]]----------------------------------------------------------------------- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “data-con” 7ce546725b1550f655c78ac9d69419ca] --- + +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,container.writable) + 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-2019-10-29.lua scope for “data-con”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “basics-nod” c05f47077c709bbf12a8758852dc4e06] --- + +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 + 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.handlers={} +local nodecodes={} +local glyphcodes=node.subtypes("glyph") +local disccodes=node.subtypes("disc") +for k,v in next,node.types() do + v=string.gsub(v,"_","") + nodecodes[k]=v + nodecodes[v]=k +end +for k,v in next,glyphcodes do + glyphcodes[v]=k +end +for k,v in next,disccodes do + disccodes[v]=k +end +nodes.nodecodes=nodecodes +nodes.glyphcodes=glyphcodes +nodes.disccodes=disccodes +nodes.handlers.protectglyphs=node.protect_glyphs +nodes.handlers.unprotectglyphs=node.unprotect_glyphs +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 +nuts.getattr=direct.get_attribute +nuts.getboth=direct.getboth +nuts.getchar=direct.getchar +nuts.getcomponents=direct.getcomponents +nuts.getdirection=direct.getdirection +nuts.getdisc=direct.getdisc +nuts.getreplace=direct.getreplace +nuts.getfield=direct.getfield +nuts.getfont=direct.getfont +nuts.getid=direct.getid +nuts.getkern=direct.getkern +nuts.getlist=direct.getlist +nuts.getnext=direct.getnext +nuts.getoffsets=direct.getoffsets +nuts.getprev=direct.getprev +nuts.getsubtype=direct.getsubtype +nuts.getwidth=direct.getwidth +nuts.setattr=direct.setfield +nuts.setboth=direct.setboth +nuts.setchar=direct.setchar +nuts.setcomponents=direct.setcomponents +nuts.setdirection=direct.setdirection +nuts.setdisc=direct.setdisc +nuts.setreplace=direct.setreplace +nuts.setfield=setfield +nuts.setkern=direct.setkern +nuts.setlink=direct.setlink +nuts.setlist=direct.setlist +nuts.setnext=direct.setnext +nuts.setoffsets=direct.setoffsets +nuts.setprev=direct.setprev +nuts.setsplit=direct.setsplit +nuts.setsubtype=direct.setsubtype +nuts.setwidth=direct.setwidth +nuts.getglyphdata=nuts.getattr +nuts.setglyphdata=nuts.setattr +nuts.ischar=direct.is_char +nuts.isglyph=direct.is_glyph +nuts.copy=direct.copy +nuts.copy_list=direct.copy_list +nuts.copy_node=direct.copy +nuts.delete=direct.delete +nuts.end_of_math=direct.end_of_math +nuts.flush=direct.flush +nuts.flush_list=direct.flush_list +nuts.flush_node=direct.flush_node +nuts.free=direct.free +nuts.insert_after=direct.insert_after +nuts.insert_before=direct.insert_before +nuts.is_node=direct.is_node +nuts.kerning=direct.kerning +nuts.ligaturing=direct.ligaturing +nuts.new=direct.new +nuts.remove=direct.remove +nuts.tail=direct.tail +nuts.traverse=direct.traverse +nuts.traverse_char=direct.traverse_char +nuts.traverse_glyph=direct.traverse_glyph +nuts.traverse_id=direct.traverse_id +local propertydata=direct.get_properties_table() +nodes.properties={ data=propertydata } +if direct.set_properties_mode then + direct.set_properties_mode(true,true) + function direct.set_properties_mode() end +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 +local setprev=nuts.setprev +local setnext=nuts.setnext +local getnext=nuts.getnext +local setlink=nuts.setlink +local getfield=nuts.getfield +local setfield=nuts.setfield +local getcomponents=nuts.getcomponents +local setcomponents=nuts.setcomponents +local find_tail=nuts.tail +local flush_list=nuts.flush_list +local flush_node=nuts.flush_node +local traverse_id=nuts.traverse_id +local copy_node=nuts.copy_node +local glyph_code=nodes.nodecodes.glyph +function nuts.copy_no_components(g,copyinjection) + local components=getcomponents(g) + if components then + setcomponents(g) + local n=copy_node(g) + if copyinjection then + copyinjection(n,g) + end + setcomponents(g,components) + return n + else + local n=copy_node(g) + if copyinjection then + copyinjection(n,g) + end + return n + end +end +function nuts.copy_only_glyphs(current) + local head=nil + local previous=nil + for n in traverse_id(glyph_code,current) do + n=copy_node(n) + if head then + setlink(previous,n) + else + head=n + end + previous=n + end + return head +end +nuts.uses_font=direct.uses_font +do + local dummy=tonut(node.new("glyph")) + nuts.traversers={ + glyph=nuts.traverse_id(nodecodes.glyph,dummy), + glue=nuts.traverse_id(nodecodes.glue,dummy), + disc=nuts.traverse_id(nodecodes.disc,dummy), + boundary=nuts.traverse_id(nodecodes.boundary,dummy), + char=nuts.traverse_char(dummy), + node=nuts.traverse(dummy), + } +end +if not nuts.setreplace then + local getdisc=nuts.getdisc + local setfield=nuts.setfield + function nuts.getreplace(n) + local _,_,h,_,_,t=getdisc(n,true) + return h,t + end + function nuts.setreplace(n,h) + setfield(n,"replace",h) + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “basics-nod”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “basics-chr” 58b7ef0c486e06090b362971b9f85e27] --- + + +characters=characters or {} +characters.blockrange={} +characters.classifiers={ + [768]=5, + [769]=5, + [770]=5, + [771]=5, + [772]=5, + [773]=5, + [774]=5, + [775]=5, + [776]=5, + [777]=5, + [778]=5, + [779]=5, + [780]=5, + [781]=5, + [782]=5, + [783]=5, + [784]=5, + [785]=5, + [786]=5, + [787]=5, + [788]=5, + [789]=5, + [790]=5, + [791]=5, + [792]=5, + [793]=5, + [794]=5, + [795]=5, + [796]=5, + [797]=5, + [798]=5, + [799]=5, + [800]=5, + [801]=5, + [802]=5, + [803]=5, + [804]=5, + [805]=5, + [806]=5, + [807]=5, + [808]=5, + [809]=5, + [810]=5, + [811]=5, + [812]=5, + [813]=5, + [814]=5, + [815]=5, + [816]=5, + [817]=5, + [818]=5, + [819]=5, + [820]=5, + [821]=5, + [822]=5, + [823]=5, + [824]=5, + [825]=5, + [826]=5, + [827]=5, + [828]=5, + [829]=5, + [830]=5, + [831]=5, + [832]=5, + [833]=5, + [834]=5, + [835]=5, + [836]=5, + [837]=5, + [838]=5, + [839]=5, + [840]=5, + [841]=5, + [842]=5, + [843]=5, + [844]=5, + [845]=5, + [846]=5, + [847]=5, + [848]=5, + [849]=5, + [850]=5, + [851]=5, + [852]=5, + [853]=5, + [854]=5, + [855]=5, + [856]=5, + [857]=5, + [858]=5, + [859]=5, + [860]=5, + [861]=5, + [862]=5, + [863]=5, + [864]=5, + [865]=5, + [866]=5, + [867]=5, + [868]=5, + [869]=5, + [870]=5, + [871]=5, + [872]=5, + [873]=5, + [874]=5, + [875]=5, + [876]=5, + [877]=5, + [878]=5, + [879]=5, + [1155]=5, + [1156]=5, + [1157]=5, + [1158]=5, + [1159]=5, + [1425]=5, + [1426]=5, + [1427]=5, + [1428]=5, + [1429]=5, + [1430]=5, + [1431]=5, + [1432]=5, + [1433]=5, + [1434]=5, + [1435]=5, + [1436]=5, + [1437]=5, + [1438]=5, + [1439]=5, + [1440]=5, + [1441]=5, + [1442]=5, + [1443]=5, + [1444]=5, + [1445]=5, + [1446]=5, + [1447]=5, + [1448]=5, + [1449]=5, + [1450]=5, + [1451]=5, + [1452]=5, + [1453]=5, + [1454]=5, + [1455]=5, + [1456]=5, + [1457]=5, + [1458]=5, + [1459]=5, + [1460]=5, + [1461]=5, + [1462]=5, + [1463]=5, + [1464]=5, + [1465]=5, + [1466]=5, + [1467]=5, + [1468]=5, + [1469]=5, + [1471]=5, + [1473]=5, + [1474]=5, + [1476]=5, + [1477]=5, + [1479]=5, + [1536]=4, + [1537]=4, + [1538]=4, + [1539]=4, + [1540]=4, + [1541]=4, + [1542]=6, + [1543]=6, + [1544]=4, + [1545]=6, + [1546]=6, + [1547]=4, + [1548]=6, + [1549]=6, + [1550]=6, + [1551]=6, + [1552]=5, + [1553]=5, + [1554]=5, + [1555]=5, + [1556]=5, + [1557]=5, + [1558]=5, + [1559]=5, + [1560]=5, + [1561]=5, + [1562]=5, + [1563]=6, + [1564]=6, + [1566]=6, + [1567]=6, + [1568]=2, + [1569]=4, + [1570]=3, + [1571]=3, + [1572]=3, + [1573]=3, + [1574]=2, + [1575]=3, + [1576]=2, + [1577]=3, + [1578]=2, + [1579]=2, + [1580]=2, + [1581]=2, + [1582]=2, + [1583]=3, + [1584]=3, + [1585]=3, + [1586]=3, + [1587]=2, + [1588]=2, + [1589]=2, + [1590]=2, + [1591]=2, + [1592]=2, + [1593]=2, + [1594]=2, + [1595]=2, + [1596]=2, + [1597]=2, + [1598]=2, + [1599]=2, + [1600]=2, + [1601]=2, + [1602]=2, + [1603]=2, + [1604]=2, + [1605]=2, + [1606]=2, + [1607]=2, + [1608]=3, + [1609]=2, + [1610]=2, + [1611]=5, + [1612]=5, + [1613]=5, + [1614]=5, + [1615]=5, + [1616]=5, + [1617]=5, + [1618]=5, + [1619]=5, + [1620]=5, + [1621]=5, + [1622]=5, + [1623]=5, + [1624]=5, + [1625]=5, + [1626]=5, + [1627]=5, + [1628]=5, + [1629]=5, + [1630]=5, + [1631]=5, + [1632]=6, + [1633]=6, + [1634]=6, + [1635]=6, + [1636]=6, + [1637]=6, + [1638]=6, + [1639]=6, + [1640]=6, + [1641]=6, + [1642]=6, + [1643]=6, + [1644]=6, + [1645]=6, + [1646]=2, + [1647]=2, + [1648]=5, + [1649]=3, + [1650]=3, + [1651]=3, + [1652]=4, + [1653]=3, + [1654]=3, + [1655]=3, + [1656]=2, + [1657]=2, + [1658]=2, + [1659]=2, + [1660]=2, + [1661]=2, + [1662]=2, + [1663]=2, + [1664]=2, + [1665]=2, + [1666]=2, + [1667]=2, + [1668]=2, + [1669]=2, + [1670]=2, + [1671]=2, + [1672]=3, + [1673]=3, + [1674]=3, + [1675]=3, + [1676]=3, + [1677]=3, + [1678]=3, + [1679]=3, + [1680]=3, + [1681]=3, + [1682]=3, + [1683]=3, + [1684]=3, + [1685]=3, + [1686]=3, + [1687]=3, + [1688]=3, + [1689]=3, + [1690]=2, + [1691]=2, + [1692]=2, + [1693]=2, + [1694]=2, + [1695]=2, + [1696]=2, + [1697]=2, + [1698]=2, + [1699]=2, + [1700]=2, + [1701]=2, + [1702]=2, + [1703]=2, + [1704]=2, + [1705]=2, + [1706]=2, + [1707]=2, + [1708]=2, + [1709]=2, + [1710]=2, + [1711]=2, + [1712]=2, + [1713]=2, + [1714]=2, + [1715]=2, + [1716]=2, + [1717]=2, + [1718]=2, + [1719]=2, + [1720]=2, + [1721]=2, + [1722]=2, + [1723]=2, + [1724]=2, + [1725]=2, + [1726]=2, + [1727]=2, + [1728]=3, + [1729]=2, + [1730]=2, + [1731]=3, + [1732]=3, + [1733]=3, + [1734]=3, + [1735]=3, + [1736]=3, + [1737]=3, + [1738]=3, + [1739]=3, + [1740]=2, + [1741]=3, + [1742]=2, + [1743]=3, + 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[43636]=true, + [43637]=true, + [43638]=true, + [43642]=true, + [43646]=true, + [43647]=true, + }, + ["dependent_vowel"]={ + [2362]=true, + [2363]=true, + [2366]=true, + [2367]=true, + [2368]=true, + [2369]=true, + [2370]=true, + [2371]=true, + [2372]=true, + [2373]=true, + [2374]=true, + [2375]=true, + [2376]=true, + [2377]=true, + [2378]=true, + [2379]=true, + [2380]=true, + [2382]=true, + [2383]=true, + [2389]=true, + [2390]=true, + [2391]=true, + [2402]=true, + [2403]=true, + [2494]=true, + [2495]=true, + [2497]=true, + [2498]=true, + [2499]=true, + [2500]=true, + [2503]=true, + [2504]=true, + [2507]=true, + [2508]=true, + [2622]=true, + [2623]=true, + [2624]=true, + [2625]=true, + [2626]=true, + [2631]=true, + [2632]=true, + [2635]=true, + [2636]=true, + [2750]=true, + [2751]=true, + [2752]=true, + [2753]=true, + [2754]=true, + [2755]=true, + [2756]=true, + [2757]=true, + [2759]=true, + [2760]=true, + [2761]=true, + [2763]=true, + [2764]=true, + [2878]=true, + [2879]=true, + 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[2953]=true, + [2954]=true, + [2958]=true, + [2959]=true, + [2960]=true, + [2962]=true, + [2963]=true, + [2964]=true, + [3077]=true, + [3078]=true, + [3079]=true, + [3080]=true, + [3081]=true, + [3082]=true, + [3083]=true, + [3084]=true, + [3086]=true, + [3087]=true, + [3088]=true, + [3090]=true, + [3091]=true, + [3092]=true, + [3168]=true, + [3169]=true, + [3205]=true, + [3206]=true, + [3207]=true, + [3208]=true, + [3209]=true, + [3210]=true, + [3211]=true, + [3212]=true, + [3214]=true, + [3215]=true, + [3216]=true, + [3218]=true, + [3219]=true, + [3220]=true, + [3296]=true, + [3297]=true, + [3333]=true, + [3334]=true, + [3335]=true, + [3336]=true, + [3337]=true, + [3338]=true, + [3339]=true, + [3340]=true, + [3342]=true, + [3343]=true, + [3344]=true, + [3346]=true, + [3347]=true, + [3348]=true, + [3423]=true, + [3424]=true, + [3425]=true, + [4129]=true, + [4130]=true, + [4131]=true, + [4132]=true, + [4133]=true, + [4134]=true, + [4135]=true, + [4136]=true, + [4137]=true, + [4138]=true, + [4178]=true, + [4179]=true, + [4180]=true, + [4181]=true, + }, + ["nukta"]={ + [2364]=true, + [2492]=true, + [2620]=true, + [2748]=true, + [2876]=true, + [3260]=true, + }, + ["post_mark"]={ + [2307]=true, + [2363]=true, + [2366]=true, + [2368]=true, + [2377]=true, + [2378]=true, + [2379]=true, + [2380]=true, + [2383]=true, + [2494]=true, + [2496]=true, + [2622]=true, + [2624]=true, + [2750]=true, + [2752]=true, + [2761]=true, + [2763]=true, + [2764]=true, + [2878]=true, + [2880]=true, + [3006]=true, + [3007]=true, + [3137]=true, + [3138]=true, + [3139]=true, + [3140]=true, + [3262]=true, + [3265]=true, + [3266]=true, + [3267]=true, + [3268]=true, + [3276]=true, + [3285]=true, + [3390]=true, + [3391]=true, + [3392]=true, + [3393]=true, + [3394]=true, + [3395]=true, + [3396]=true, + [3415]=true, + [4139]=true, + [4140]=true, + [4152]=true, + [4155]=true, + [4182]=true, + [4183]=true, + [4194]=true, + [4195]=true, + [4196]=true, + [4199]=true, + [4200]=true, + [4201]=true, + [4202]=true, + [4203]=true, + [4204]=true, + [4205]=true, + [4227]=true, + [4231]=true, + [4232]=true, + [4233]=true, + [4234]=true, + [4235]=true, + [4236]=true, + [4239]=true, + [4250]=true, + [4251]=true, + [4252]=true, + [43643]=true, + [43645]=true, + }, + ["pre_mark"]={ + [2367]=true, + [2382]=true, + [2495]=true, + [2503]=true, + [2504]=true, + [2623]=true, + [2751]=true, + [2887]=true, + [3014]=true, + [3015]=true, + [3016]=true, + [3398]=true, + [3399]=true, + [3400]=true, + [4145]=true, + [4228]=true, + }, + ["ra"]={ + [2352]=true, + [2480]=true, + [2544]=true, + [2608]=true, + [2736]=true, + [2864]=true, + [2992]=true, + [3120]=true, + [3248]=true, + [3376]=true, + }, + ["stress_tone_mark"]={ + [2385]=true, + [2386]=true, + [2387]=true, + [2388]=true, + [4151]=true, + [4195]=true, + [4196]=true, + [4201]=true, + [4202]=true, + [4203]=true, + [4204]=true, + [4205]=true, + [4231]=true, + [4232]=true, + [4233]=true, + [4234]=true, + [4235]=true, + [4236]=true, + [4237]=true, + [4239]=true, + [4250]=true, + [4251]=true, + [43643]=true, + [43644]=true, + [43645]=true, + }, + ["twopart_mark"]={ + [2507]={ 2503,2494 }, + [2508]={ 2503,2519 }, + [2888]={ 2887,2902 }, + [2891]={ 2887,2878 }, + [2892]={ 2887,2903 }, + [3018]={ 3014,3006 }, + [3019]={ 3015,3006 }, + [3020]={ 3014,3031 }, + [3144]={ 3142,3158 }, + [3264]={ 3263,3285 }, + [3271]={ 3270,3285 }, + [3272]={ 3270,3286 }, + [3274]={ 3270,3266 }, + [3275]={ 3274,3285 }, + [3402]={ 3398,3390 }, + [3403]={ 3399,3390 }, + [3404]={ 3398,3415 }, + }, + ["vowel_modifier"]={ + [2304]=true, + [2305]=true, + [2306]=true, + [2307]=true, + [2433]=true, + [3330]=true, + [3331]=true, + [4150]=true, + [4152]=true, + [4153]=true, + [4154]=true, + [43232]=true, + [43233]=true, + [43234]=true, + [43235]=true, + [43236]=true, + [43237]=true, + [43238]=true, + [43239]=true, + [43240]=true, + [43241]=true, + [43242]=true, + [43243]=true, + [43244]=true, + [43245]=true, + [43246]=true, + [43247]=true, + [43249]=true, + }, +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “basics-chr”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ini” 4299a02110bbd7c0d27e131235c5319d] --- + +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 sortedhash=table.sortedhash +fonts=fonts or {} +local fonts=fonts +local identifiers=allocate() +fonts.hashes=fonts.hashes or { identifiers=identifiers } +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 } +if context then + font.originaleach=font.each + function font.each() + return sortedhash(identifiers) + end + fontloader=nil +end +fonts.privateoffsets={ + textbase=0xF0000, + textextrabase=0xFD000, + mathextrabase=0xFE000, + mathbase=0xFF000, + keepnames=false, +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ini”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-mis” bc9eb43c27f63ce9d0fff67e104fe1c6] --- + +if not modules then modules={} end modules ['luatex-font-mis']={ + 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 + os.exit() +end +local currentfont=font.current +local hashes=fonts.hashes +local identifiers=hashes.identifiers or {} +local marks=hashes.marks or {} +hashes.identifiers=identifiers +hashes.marks=marks +table.setmetatableindex(marks,function(t,k) + if k==true then + return marks[currentfont()] + else + local resources=identifiers[k].resources or {} + local marks=resources.marks or {} + t[k]=marks + return marks + end +end) +function font.each() + return table.sortedhash(fonts.hashes.identifiers) +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-mis”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-con” 8b35e7c2203d5b57c61942e07cee2c0a] --- + +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,tonumber,rawget=next,tostring,tonumber,rawget +local format,match,lower,gsub,find=string.format,string.match,string.lower,string.gsub,string.find +local sort,insert,concat=table.sort,table.insert,table.concat +local sortedkeys,sortedhash,serialize,fastcopy=table.sortedkeys,table.sortedhash,table.serialize,table.fastcopy +local derivetable=table.derive +local ioflush=io.flush +local round=math.round +local setmetatable,getmetatable,rawget,rawset=setmetatable,getmetatable,rawget,rawset +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=fonts.privateoffsets.textbase or 0xF0000 +constructors.cacheintex=true +constructors.addtounicode=true +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.getprivate(tfmdata) + local properties=tfmdata.properties + local private=properties.private + properties.private=private+1 + return private +end +function constructors.setmathparameter(tfmdata,name,value) + local m=tfmdata.mathparameters + local c=tfmdata.MathConstants + if m then + m[name]=value + end + if c and c~=m then + c[name]=value + end +end +function constructors.getmathparameter(tfmdata,name) + local p=tfmdata.mathparameters or tfmdata.MathConstants + if p then + return p[name] + 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, + NoLimitSupFactor=true, + NoLimitSubFactor=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 +local synonyms={ + exheight="x_height", + xheight="x_height", + ex="x_height", + emwidth="quad", + em="quad", + spacestretch="space_stretch", + stretch="space_stretch", + spaceshrink="space_shrink", + shrink="space_shrink", + extraspace="extra_space", + xspace="extra_space", + slantperpoint="slant", +} +function constructors.enhanceparameters(parameters) + local mt=getmetatable(parameters) + local getter=function(t,k) + if not k then + return nil + end + local s=synonyms[k] + if s then + return rawget(t,s) or (mt and mt[s]) or nil + end + if k=="spacing" then + return { + width=t.space, + stretch=t.space_stretch, + shrink=t.space_shrink, + extra=t.extra_space, + } + end + return mt and mt[k] or nil + end + local setter=function(t,k,v) + if not k then + return 0 + end + local s=synonyms[k] + if s then + rawset(t,s,v) + elseif k=="spacing" then + if type(v)=="table" then + rawset(t,"space",v.width or 0) + rawset(t,"space_stretch",v.stretch or 0) + rawset(t,"space_shrink",v.shrink or 0) + rawset(t,"extra_space",v.extra or 0) + end + else + rawset(t,k,v) + end + end + setmetatable(parameters,{ + __index=getter, + __newindex=setter, + }) +end +local function mathkerns(v,vdelta) + local k={} + for i=1,#v do + local entry=v[i] + local height=entry.height + local kern=entry.kern + k[i]={ + height=height and vdelta*height or 0, + kern=kern and vdelta*kern or 0, + } + end + return k +end +local psfake=0 +local function fixedpsname(psname,fallback) + local usedname=psname + if psname and psname~="" then + if find(psname," ",1,true) then + usedname=gsub(psname,"[%s]+","-") + else + end + elseif not fallback or fallback=="" then + psfake=psfake+1 + psname="fakename-"..psfake + else + psname=fallback + usedname=gsub(psname,"[^a-zA-Z0-9]+","-") + end + return usedname,psname~=usedname +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 + else + end + targetparameters.mathsize=mathsize + targetparameters.textsize=textsize + targetparameters.forcedsize=forcedsize + targetparameters.extrafactor=extrafactor + local addtounicode=constructors.addtounicode + local tounicode=fonts.mappings.tounicode + local unknowncode=tounicode(0xFFFD) + local defaultwidth=resources.defaultwidth or 0 + local defaultheight=resources.defaultheight or 0 + local defaultdepth=resources.defaultdepth or 0 + local units=parameters.units or 1000 + targetproperties.language=properties.language or "dflt" + targetproperties.script=properties.script or "dflt" + targetproperties.mode=properties.mode or "base" + targetproperties.method=properties.method + 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 + local psname,psfixed=fixedpsname(psname,fontname or fullname or file.nameonly(filename)) + 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 + end + local slantfactor=parameters.slantfactor or 0 + if slantfactor~=0 then + target.slant=slantfactor*1000 + else + target.slant=0 + 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 squeezefactor=parameters.squeezefactor or 0 + if squeezefactor~=0 and squeezefactor~=1 then + vdelta=vdelta*squeezefactor + target.squeeze=squeezefactor*1000 + else + target.squeeze=1000 + end + local mode=parameters.mode or 0 + if mode~=0 then + target.mode=mode + end + local width=parameters.width or 0 + if width~=0 then + target.width=width*delta*1000/655360 + end + targetparameters.factor=delta + targetparameters.hfactor=hdelta + targetparameters.vfactor=vdelta + targetparameters.size=scaledpoints + targetparameters.units=units + targetparameters.scaledpoints=askedscaledpoints + targetparameters.mode=mode + targetparameters.width=width + local isvirtual=properties.virtualized or tfmdata.type=="virtual" + local hasquality=parameters.expansion or parameters.protrusion + local hasitalics=properties.hasitalics + local autoitalicamount=properties.autoitalicamount + local stackmath=not properties.nostackmath + local haskerns=properties.haskerns or properties.mode=="base" + local hasligatures=properties.hasligatures or properties.mode=="base" + local realdimensions=properties.realdimensions + local writingmode=properties.writingmode or "horizontal" + local identity=properties.identity or "horizontal" + local vfonts=target.fonts + if vfonts and #vfonts>0 then + target.fonts=fastcopy(vfonts) + elseif isvirtual then + target.fonts={ { id=0 } } + end + if changed and not next(changed) then + changed=false + end + target.type=isvirtual and "virtual" or "real" + target.writingmode=writingmode=="vertical" and "vertical" or "horizontal" + target.identity=identity=="vertical" and "vertical" or "horizontal" + 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, %spsname %a, hscale %a, vscale %a, math %a, italics %a", + name,fullname,filename,psfixed and "(fixed) " or "",psname,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 and c~=unicode then + 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 + else + description=descriptions[unicode] or character + index=description.index or unicode + end + local width=description.width + local height=description.height + local depth=description.depth + local isunicode=description.unicode + 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 isunicode then + chr={ + index=index, + height=height, + depth=depth, + width=width, + unicode=isunicode, + } + else + chr={ + index=index, + height=height, + depth=depth, + width=width, + } + end + else + if isunicode then + chr={ + index=index, + height=height, + width=width, + unicode=isunicode, + } + else + chr={ + index=index, + height=height, + width=width, + } + end + end + if addtounicode then + chr.tounicode=isunicode and tounicode(isunicode) or unknowncode + 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] + local s=vvi["start"] or 0 + local e=vvi["end"] or 0 + local a=vvi["advance"] or 0 + t[i]={ + ["start"]=s==0 and 0 or s*vdelta, + ["end"]=e==0 and 0 or e*vdelta, + ["advance"]=a==0 and 0 or a*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] + local s=hvi["start"] or 0 + local e=hvi["end"] or 0 + local a=hvi["advance"] or 0 + t[i]={ + ["start"]=s==0 and 0 or s*hdelta, + ["end"]=e==0 and 0 or e*hdelta, + ["advance"]=a==0 and 0 or a*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 tr=mk.topright + local tl=mk.topleft + local br=mk.bottomright + local bl=mk.bottomleft + chr.mathkern={ + top_right=tr and mathkerns(tr,vdelta) or nil, + top_left=tl and mathkerns(tl,vdelta) or nil, + bottom_right=br and mathkerns(br,vdelta) or nil, + bottom_left=bl and mathkerns(bl,vdelta) or nil, + } + 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 bb=description.boundingbox + if bb then + local vi=bb[3]-description.width+autoitalicamount + if vi>0 then + chr.italic=vi*hdelta + end + else + 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" or key=="rule" 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 + end + end + targetcharacters[unicode]=chr + end + properties.setitalics=hasitalics + constructors.aftercopyingcharacters(target,tfmdata) + constructors.trytosharefont(target,tfmdata) + local vfonts=target.fonts + if isvirtual or target.type=="virtual" or properties.virtualized then + properties.virtualized=true + target.type="virtual" + if not vfonts or #vfonts==0 then + target.fonts={ { id=0 } } + end + elseif vfonts then + properties.virtualized=true + target.type="virtual" + if #vfonts==0 then + target.fonts={ { id=0 } } + end + end + 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, + } + end + if not parameters.size then + parameters.size=tfmdata.size + end + if not parameters.mode then + parameters.mode=0 + end + if not parameters.width then + parameters.width=0 + end + if not parameters.slantfactor then + parameters.slantfactor=(tfmdata.slant or 0)/1000 + end + if not parameters.extendfactor then + parameters.extendfactor=(tfmdata.extend or 1000)/1000 + end + if not parameters.squeezefactor then + parameters.squeezefactor=(tfmdata.squeeze or 1000)/1000 + 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 + properties.fontname=properties.fontname or tfmdata.fontname + properties.filename=properties.filename or tfmdata.filename + properties.fullname=properties.fullname or tfmdata.fullname + properties.name=properties.name or tfmdata.name + properties.psname=properties.psname or tfmdata.psname + properties.encodingbytes=tfmdata.encodingbytes or 1 + properties.embedding=tfmdata.embedding or "subset" + properties.tounicode=tfmdata.tounicode or 1 + properties.cidinfo=tfmdata.cidinfo or nil + properties.format=tfmdata.format or "type1" + properties.direction=tfmdata.direction or 0 + properties.writingmode=tfmdata.writingmode or "horizontal" + properties.identity=tfmdata.identity or "horizontal" + properties.usedbitmap=tfmdata.usedbitmap + 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.slant=nil + tfmdata.extend=nil + tfmdata.squeeze=nil + tfmdata.mode=nil + tfmdata.width=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,n={},0 + for category,list in sortedhash(features) do + if next(list) then + local hasher=hashmethods[category] + if hasher then + local hash=hasher(list) + if hash then + n=n+1 + t[n]=category..":"..hash + end + end + end + end + if n>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 + if type(v)=="table" then + local t={} + local m=0 + for k,v in next,v do + m=m+1 + t[m]=k..'='..tostring(v) + end + s[n]=k..'={'..concat(t,",").."}" + else + s[n]=k..'='..tostring(v) + end + end + end + if n>0 then + sort(s) + return concat(s,"+") + end +end +function constructors.hashinstance(specification,force) + local hash=specification.hash + local size=specification.size + local fallbacks=specification.fallbacks + if force or not hash then + hash=constructors.hashfeatures(specification) + specification.hash=hash + end + if size<1000 and designsizes[hash] then + size=round(constructors.scaled(size,designsizes[hash])) + else + size=round(size) + end + specification.size=size + if fallbacks then + return hash..' @ '..size..' @ '..fallbacks + else + return hash..' @ '..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) +do + local function setindeed(mode,source,target,group,name,position) + local action=source[mode] + if not action then + return + end + 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 position=source.position + setindeed("node",source,target,group,name,position) + setindeed("base",source,target,group,name,position) + setindeed("plug",source,target,group,name,position) + 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 + local newfeatures={} + constructors.newfeatures=newfeatures + constructors.features=newfeatures + local function setnewfeatures(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={},plug={} }, + processors={ base={},node={},plug={} }, + manipulators={ base={},node={},plug={} }, + } + features.register=function(specification) return register(features,specification) end + handler.features=features + end + return features + end + setmetatable(newfeatures,{ + __call=function(t,k) local v=t[k] return v end, + __index=function(t,k) local v=setnewfeatures(k) t[k]=v return v end, + }) +end +do + local newhandler={} + constructors.handlers=newhandler + constructors.newhandler=newhandler + local function setnewhandler(what) + local handler=handlers[what] + if not handler then + handler={} + handlers[what]=handler + end + return handler + end + setmetatable(newhandler,{ + __call=function(t,k) local v=t[k] return v end, + __index=function(t,k) local v=setnewhandler(k) t[k]=v return v end, + }) +end +do + local newenhancer={} + constructors.enhancers=newenhancer + constructors.newenhancer=newenhancer + local function setnewenhancer(format) + local handler=handlers[format] + local enhancers=handler.enhancers + if not enhancers then + local actions=allocate() + local before=allocate() + local after=allocate() + local order=allocate() + local known={} + local nofsteps=0 + local patches={ before=before,after=after } + local trace=false + local report=logs.reporter("fonts",format.." enhancing") + trackers.register(format..".loading",function(v) trace=v end) + local function enhance(name,data,filename,raw) + local enhancer=actions[name] + if enhancer then + if trace then + report("apply enhancement %a to file %a",name,filename) + ioflush() + end + enhancer(data,filename,raw) + else + end + end + local function apply(data,filename,raw) + local basename=file.basename(lower(filename)) + if trace then + report("%s enhancing file %a","start",filename) + end + ioflush() + for e=1,nofsteps do + local enhancer=order[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 then + report("%s enhancing file %a","stop",filename) + end + ioflush() + end + local function register(what,action) + if action then + if actions[what] then + else + nofsteps=nofsteps+1 + order[nofsteps]=what + known[what]=nofsteps + end + actions[what]=action + else + report("bad enhancer %a",what) + end + end + local function patch(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 } + if not known[where] then + nofsteps=nofsteps+1 + order[nofsteps]=where + known[where]=nofsteps + end + end + end + end + enhancers={ + register=register, + apply=apply, + patch=patch, + report=report, + patches={ + register=patch, + report=report, + }, + } + handler.enhancers=enhancers + end + return enhancers + end + setmetatable(newenhancer,{ + __call=function(t,k) local v=t[k] return v end, + __index=function(t,k) local v=setnewenhancer(k) t[k]=v return v end, + }) +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 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={} + local 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-2019-10-29.lua scope for “font-con”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-enc” 3e71a54297e8f85a1ac438bb0f20dd79] --- + +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 + os.exit() +end +local fonts=fonts +local encodings={} +fonts.encodings=encodings +encodings.agl={} +encodings.known={} +setmetatable(encodings.agl,{ __index=function(t,k) + if k=="unicodes" then + logs.report("fonts","loading (extended) adobe glyph list") + local unicodes=dofile(resolvers.findfile("font-age.lua")) + encodings.agl={ unicodes=unicodes } + return unicodes + else + return nil + end +end }) +encodings.cache=containers.define("fonts","enc",encodings.version,true) +function encodings.load(filename) + local name=file.removesuffix(filename) + local data=containers.read(encodings.cache,name) + if data then + return data + end + local vector,tag,hash,unicodes={},"",{},{} + local foundname=resolvers.findfile(filename,'enc') + if foundname and foundname~="" then + local ok,encoding,size=resolvers.loadbinfile(foundname) + if ok and encoding then + encoding=string.gsub(encoding,"%%(.-)\n","") + local unicoding=encodings.agl.unicodes + local tag,vec=string.match(encoding,"/(%w+)%s*%[(.*)%]%s*def") + local i=0 + for ch in string.gmatch(vec,"/([%a%d%.]+)") do + if ch~=".notdef" then + vector[i]=ch + if not hash[ch] then + hash[ch]=i + else + end + local u=unicoding[ch] + if u then + unicodes[u]=i + end + end + i=i+1 + end + end + end + local data={ + name=name, + tag=tag, + vector=vector, + hash=hash, + unicodes=unicodes + } + return containers.write(encodings.cache,name,data) +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-enc”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-cid” 4d87988efa86020a14708ee03c23415f] --- + +if not modules then modules={} end modules ['font-cid']={ + 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,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-2019-10-29.lua scope for “font-cid”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-map” f486746e90fe972de4b73e208ac7cbb2] --- + +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 formatters=string.formatters +local sortedhash,sortedkeys=table.sortedhash,table.sortedkeys +local rshift=bit32.rshift +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_mapping=v end) +local report_fonts=logs.reporter("fonts","loading") +local force_ligatures=false directives.register("fonts.mapping.forceligatures",function(v) force_ligatures=v end) +local fonts=fonts or {} +local mappings=fonts.mappings or {} +fonts.mappings=mappings +local allocate=utilities.storage.allocate +local hex=R("AF","af","09") +local hexfour=(hex*hex*hex^-2)/function(s) return tonumber(s,16) end +local hexsix=(hex*hex*hex^-4)/function(s) return tonumber(s,16) end +local dec=(R("09")^1)/tonumber +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) + if unicode<0xD7FF or (unicode>0xDFFF and unicode<=0xFFFF) then + return f_single(unicode) + else + unicode=unicode-0x10000 + return f_double(rshift(unicode,10)+0xD800,unicode%1024+0xDC00) + end +end +local function tounicode16sequence(unicodes) + local t={} + for l=1,#unicodes do + local u=unicodes[l] + if u<0xD7FF or (u>0xDFFF and u<=0xFFFF) then + t[l]=f_single(u) + else + u=u-0x10000 + t[l]=f_double(rshift(u,10)+0xD800,u%1024+0xDC00) + end + end + return concat(t) +end +local unknown=f_single(0xFFFD) +local hash={} +local conc={} +table.setmetatableindex(hash,function(t,k) + if k<0xD7FF or (k>0xDFFF and k<=0xFFFF) then + v=f_single(k) + else + local k=k-0x10000 + v=f_double(rshift(k,10)+0xD800,k%1024+0xDC00) + end + t[k]=v + return v +end) +local function tounicode(k) + if type(k)=="table" then + local n=#k + for l=1,n do + conc[l]=hash[k[l]] + end + return concat(conc,"",1,n) + elseif k>=0x00E000 and k<=0x00F8FF then + return unknown + elseif k>=0x0F0000 and k<=0x0FFFFF then + return unknown + elseif k>=0x100000 and k<=0x10FFFF then + return unknown + else + return hash[k] + end +end +local function fromunicode16(str) + if #str==4 then + return tonumber(str,16) + else + local l,r=match(str,"(....)(....)") + return 0x10000+(tonumber(l,16)-0xD800)*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) +do + local overloads={ + 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 } }, + } + local o=allocate {} + for k,v in next,overloads do + local name=v.name + local mess=v.mess + if name then + o[name]=v + end + if mess then + o[mess]=v + end + o[k]=v + end + mappings.overloads=o +end +function mappings.addtounicode(data,filename,checklookups,forceligatures) + local resources=data.resources + local unicodes=resources.unicodes + if not unicodes then + if trace_mapping then + report_fonts("no unicode list, quitting tounicode for %a",filename) + end + return + end + local properties=data.properties + local descriptions=data.descriptions + local overloads=mappings.overloads + 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 + local dlist=sortedkeys(descriptions) + for i=1,#dlist do + local du=dlist[i] + local glyph=descriptions[du] + local name=glyph.name + if name then + local overload=overloads[name] or overloads[du] + if overload then + glyph.unicode=overload.unicode + else + local gu=glyph.unicode + if not gu or gu==-1 or du>=private or (du>=0xE000 and du<=0xF8FF) or du==0xFFFE or du==0xFFFF then + local unicode=unicodevector[name] or contextvector[name] + if unicode then + glyph.unicode=unicode + ns=ns+1 + end + if (not unicode) and usedmap then + local foundindex=lpegmatch(oparser,name) + if foundindex then + unicode=cidcodes[foundindex] + if unicode then + glyph.unicode=unicode + ns=ns+1 + else + local reference=cidnames[foundindex] + if reference then + local foundindex=lpegmatch(oparser,reference) + if foundindex then + unicode=cidcodes[foundindex] + if unicode then + glyph.unicode=unicode + ns=ns+1 + 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={} + local 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[du]=true + nofmissing=nofmissing+1 + end + else + end + end + else + local overload=overloads[du] + if overload then + glyph.unicode=overload.unicode + elseif not glyph.unicode then + missing[du]=true + nofmissing=nofmissing+1 + end + end + end + if type(checklookups)=="function" then + checklookups(data,missing,nofmissing) + end + local unicoded=0 + local collected=fonts.handlers.otf.readers.getcomponents(data) + local function resolve(glyph,u) + local n=#u + for i=1,n do + if u[i]>private then + n=0 + break + end + end + if n>0 then + if n>1 then + glyph.unicode=u + else + glyph.unicode=u[1] + end + unicoded=unicoded+1 + end + end + if not collected then + elseif forceligatures or force_ligatures then + for i=1,#dlist do + local du=dlist[i] + if du>=private or (du>=0xE000 and du<=0xF8FF) then + local u=collected[du] + if u then + resolve(descriptions[du],u) + end + end + end + else + for i=1,#dlist do + local du=dlist[i] + if du>=private or (du>=0xE000 and du<=0xF8FF) then + local glyph=descriptions[du] + if glyph.class=="ligature" and not glyph.unicode then + local u=collected[du] + if u then + resolve(glyph,u) + end + end + end + end + end + if trace_mapping and unicoded>0 then + report_fonts("%n ligature tounicode mappings deduced from gsub ligature features",unicoded) + end + if trace_mapping then + for i=1,#dlist do + local du=dlist[i] + local glyph=descriptions[du] + local name=glyph.name or "-" + local index=glyph.index or 0 + 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,du,unicodes) + else + report_fonts("internal slot %U, name %a, unicode %U, tounicode %U",index,name,du,unicode) + end + else + report_fonts("internal slot %U, name %a, unicode %U",index,name,du) + 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-2019-10-29.lua scope for “font-map”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-vfc” 94937140f2c909e9c831ba021f1ab303] --- + +if not modules then modules={} end modules ['font-vfc']={ + version=1.001, + comment="companion to font-ini.mkiv and hand-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local select,type=select,type +local insert=table.insert +local fonts=fonts +local helpers=fonts.helpers +local setmetatableindex=table.setmetatableindex +local makeweak=table.makeweak +local push={ "push" } +local pop={ "pop" } +local dummy={ "comment" } +function helpers.prependcommands(commands,...) + insert(commands,1,push) + for i=select("#",...),1,-1 do + local s=(select(i,...)) + if s then + insert(commands,1,s) + end + end + insert(commands,pop) + return commands +end +function helpers.appendcommands(commands,...) + insert(commands,1,push) + insert(commands,pop) + for i=1,select("#",...) do + local s=(select(i,...)) + if s then + insert(commands,s) + end + end + return commands +end +function helpers.prependcommandtable(commands,t) + insert(commands,1,push) + for i=#t,1,-1 do + local s=t[i] + if s then + insert(commands,1,s) + end + end + insert(commands,pop) + return commands +end +function helpers.appendcommandtable(commands,t) + insert(commands,1,push) + insert(commands,pop) + for i=1,#t do + local s=t[i] + if s then + insert(commands,s) + end + end + return commands +end +local char=setmetatableindex(function(t,k) + local v={ "slot",0,k } + t[k]=v + return v +end) +local right=setmetatableindex(function(t,k) + local v={ "right",k } + t[k]=v + return v +end) +local left=setmetatableindex(function(t,k) + local v={ "right",-k } + t[k]=v + return v +end) +local down=setmetatableindex(function(t,k) + local v={ "down",k } + t[k]=v + return v +end) +local up=setmetatableindex(function(t,k) + local v={ "down",-k } + t[k]=v + return v +end) +helpers.commands=utilities.storage.allocate { + char=char, + right=right, + left=left, + down=down, + up=up, + push=push, + pop=pop, + dummy=dummy, +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-vfc”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otr” b1c03925c949027c86f781785fa7a208] --- + +if not modules then modules={} end modules ['font-otr']={ + 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,type,tonumber=next,type,tonumber +local byte,lower,char,gsub=string.byte,string.lower,string.char,string.gsub +local fullstrip=string.fullstrip +local floor,round=math.floor,math.round +local P,R,S,C,Cs,Cc,Ct,Carg,Cmt=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Ct,lpeg.Carg,lpeg.Cmt +local lpegmatch=lpeg.match +local rshift=bit32.rshift +local setmetatableindex=table.setmetatableindex +local sortedkeys=table.sortedkeys +local sortedhash=table.sortedhash +local stripstring=string.nospaces +local utf16_to_utf8_be=utf.utf16_to_utf8_be +local report=logs.reporter("otf reader") +local report_cmap=logs.reporter("otf reader","cmap") +local trace_cmap=false trackers.register("otf.cmap",function(v) trace_cmap=v end) +local trace_cmap_details=false trackers.register("otf.cmap.details",function(v) trace_cmap_details=v end) +fonts=fonts or {} +local handlers=fonts.handlers or {} +fonts.handlers=handlers +local otf=handlers.otf or {} +handlers.otf=otf +local readers=otf.readers or {} +otf.readers=readers +local streamreader=utilities.files +local streamwriter=utilities.files +readers.streamreader=streamreader +readers.streamwriter=streamwriter +local openfile=streamreader.open +local closefile=streamreader.close +local setposition=streamreader.setposition +local skipshort=streamreader.skipshort +local readbytes=streamreader.readbytes +local readstring=streamreader.readstring +local readbyte=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readuint=streamreader.readcardinal3 +local readulong=streamreader.readcardinal4 +local readshort=streamreader.readinteger2 +local readlong=streamreader.readinteger4 +local readfixed=streamreader.readfixed4 +local read2dot14=streamreader.read2dot14 +local readfword=readshort +local readufword=readushort +local readoffset=readushort +local readcardinaltable=streamreader.readcardinaltable +local readintegertable=streamreader.readintegertable +function streamreader.readtag(f) + return lower(stripstring(readstring(f,4))) +end +local short=2 +local ushort=2 +local ulong=4 +directives.register("fonts.streamreader",function() + streamreader=utilities.streams + openfile=streamreader.open + closefile=streamreader.close + setposition=streamreader.setposition + skipshort=streamreader.skipshort + readbytes=streamreader.readbytes + readstring=streamreader.readstring + readbyte=streamreader.readcardinal1 + readushort=streamreader.readcardinal2 + readuint=streamreader.readcardinal3 + readulong=streamreader.readcardinal4 + readshort=streamreader.readinteger2 + readlong=streamreader.readinteger4 + readfixed=streamreader.readfixed4 + read2dot14=streamreader.read2dot14 + readfword=readshort + readufword=readushort + readoffset=readushort + readcardinaltable=streamreader.readcardinaltable + readintegertable=streamreader.readintegertable + function streamreader.readtag(f) + return lower(stripstring(readstring(f,4))) + end +end) +local function readlongdatetime(f) + local a,b,c,d,e,f,g,h=readbytes(f,8) + return 0x100000000*d+0x1000000*e+0x10000*f+0x100*g+h +end +local tableversion=0.004 +readers.tableversion=tableversion +local privateoffset=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 +local reservednames={ [0]="copyright", + "family", + "subfamily", + "uniqueid", + "fullname", + "version", + "postscriptname", + "trademark", + "manufacturer", + "designer", + "description", + "vendorurl", + "designerurl", + "license", + "licenseurl", + "reserved", + "typographicfamily", + "typographicsubfamily", + "compatiblefullname", + "sampletext", + "cidfindfontname", + "wwsfamily", + "wwssubfamily", + "lightbackgroundpalette", + "darkbackgroundpalette", + "variationspostscriptnameprefix", +} +local platforms={ [0]="unicode", + "macintosh", + "iso", + "windows", + "custom", +} +local encodings={ + unicode={ [0]="unicode 1.0 semantics", + "unicode 1.1 semantics", + "iso/iec 10646", + "unicode 2.0 bmp", + "unicode 2.0 full", + "unicode variation sequences", + "unicode full repertoire", + }, + macintosh={ [0]="roman","japanese","chinese (traditional)","korean","arabic","hebrew","greek","russian", + "rsymbol","devanagari","gurmukhi","gujarati","oriya","bengali","tamil","telugu","kannada", + "malayalam","sinhalese","burmese","khmer","thai","laotian","georgian","armenian", + "chinese (simplified)","tibetan","mongolian","geez","slavic","vietnamese","sindhi", + "uninterpreted", + }, + iso={ [0]="7-bit ascii", + "iso 10646", + "iso 8859-1", + }, + windows={ [0]="symbol", + "unicode bmp", + "shiftjis", + "prc", + "big5", + "wansung", + "johab", + "reserved 7", + "reserved 8", + "reserved 9", + "unicode ucs-4", + }, + custom={ + } +} +local decoders={ + unicode={}, + macintosh={}, + iso={}, + windows={ + ["unicode semantics"]=utf16_to_utf8_be, + ["unicode bmp"]=utf16_to_utf8_be, + ["unicode full"]=utf16_to_utf8_be, + ["unicode 1.0 semantics"]=utf16_to_utf8_be, + ["unicode 1.1 semantics"]=utf16_to_utf8_be, + ["unicode 2.0 bmp"]=utf16_to_utf8_be, + ["unicode 2.0 full"]=utf16_to_utf8_be, + ["unicode variation sequences"]=utf16_to_utf8_be, + ["unicode full repertoire"]=utf16_to_utf8_be, + }, + custom={}, +} +local languages={ + unicode={ + [ 0]="english", + }, + macintosh={ + [ 0]="english", + }, + iso={}, + windows={ + [0x0409]="english - united states", + }, + custom={}, +} +local standardromanencoding={ [0]= + "notdef",".null","nonmarkingreturn","space","exclam","quotedbl", + "numbersign","dollar","percent","ampersand","quotesingle","parenleft", + "parenright","asterisk","plus","comma","hyphen","period","slash", + "zero","one","two","three","four","five","six","seven","eight", + "nine","colon","semicolon","less","equal","greater","question","at", + "A","B","C","D","E","F","G","H","I","J","K","L","M","N","O", + "P","Q","R","S","T","U","V","W","X","Y","Z","bracketleft", + "backslash","bracketright","asciicircum","underscore","grave","a","b", + "c","d","e","f","g","h","i","j","k","l","m","n","o","p","q", + "r","s","t","u","v","w","x","y","z","braceleft","bar", + "braceright","asciitilde","Adieresis","Aring","Ccedilla","Eacute", + "Ntilde","Odieresis","Udieresis","aacute","agrave","acircumflex", + "adieresis","atilde","aring","ccedilla","eacute","egrave", + "ecircumflex","edieresis","iacute","igrave","icircumflex","idieresis", + "ntilde","oacute","ograve","ocircumflex","odieresis","otilde","uacute", + "ugrave","ucircumflex","udieresis","dagger","degree","cent","sterling", + "section","bullet","paragraph","germandbls","registered","copyright", + "trademark","acute","dieresis","notequal","AE","Oslash","infinity", + "plusminus","lessequal","greaterequal","yen","mu","partialdiff", + "summation","product","pi","integral","ordfeminine","ordmasculine", + "Omega","ae","oslash","questiondown","exclamdown","logicalnot", + "radical","florin","approxequal","Delta","guillemotleft", + "guillemotright","ellipsis","nonbreakingspace","Agrave","Atilde", + "Otilde","OE","oe","endash","emdash","quotedblleft","quotedblright", + "quoteleft","quoteright","divide","lozenge","ydieresis","Ydieresis", + "fraction","currency","guilsinglleft","guilsinglright","fi","fl", + "daggerdbl","periodcentered","quotesinglbase","quotedblbase", + "perthousand","Acircumflex","Ecircumflex","Aacute","Edieresis","Egrave", + "Iacute","Icircumflex","Idieresis","Igrave","Oacute","Ocircumflex", + "apple","Ograve","Uacute","Ucircumflex","Ugrave","dotlessi", + "circumflex","tilde","macron","breve","dotaccent","ring","cedilla", + "hungarumlaut","ogonek","caron","Lslash","lslash","Scaron","scaron", + "Zcaron","zcaron","brokenbar","Eth","eth","Yacute","yacute","Thorn", + "thorn","minus","multiply","onesuperior","twosuperior","threesuperior", + "onehalf","onequarter","threequarters","franc","Gbreve","gbreve", + "Idotaccent","Scedilla","scedilla","Cacute","cacute","Ccaron","ccaron", + "dcroat", +} +local weights={ + [100]="thin", + [200]="extralight", + [300]="light", + [400]="normal", + [500]="medium", + [600]="semibold", + [700]="bold", + [800]="extrabold", + [900]="black", +} +local widths={ + [1]="ultracondensed", + [2]="extracondensed", + [3]="condensed", + [4]="semicondensed", + [5]="normal", + [6]="semiexpanded", + [7]="expanded", + [8]="extraexpanded", + [9]="ultraexpanded", +} +setmetatableindex(weights,function(t,k) + local r=floor((k+50)/100)*100 + local v=(r>900 and "black") or rawget(t,r) or "normal" + return v +end) +setmetatableindex(widths,function(t,k) + return "normal" +end) +local panoseweights={ + [ 0]="normal", + [ 1]="normal", + [ 2]="verylight", + [ 3]="light", + [ 4]="thin", + [ 5]="book", + [ 6]="medium", + [ 7]="demi", + [ 8]="bold", + [ 9]="heavy", + [10]="black", +} +local panosewidths={ + [ 0]="normal", + [ 1]="normal", + [ 2]="normal", + [ 3]="normal", + [ 4]="normal", + [ 5]="expanded", + [ 6]="condensed", + [ 7]="veryexpanded", + [ 8]="verycondensed", + [ 9]="monospaced", +} +local helpers={} +readers.helpers=helpers +local function gotodatatable(f,fontdata,tag,criterium) + if criterium and f then + local tables=fontdata.tables + if tables then + local datatable=tables[tag] + if datatable then + local tableoffset=datatable.offset + setposition(f,tableoffset) + return tableoffset + end + else + report("no tables") + end + end +end +local function reportskippedtable(f,fontdata,tag,criterium) + if criterium and f then + local tables=fontdata.tables + if tables then + local datatable=tables[tag] + if datatable then + report("loading of table %a skipped",tag) + end + else + report("no tables") + end + end +end +local function setvariabledata(fontdata,tag,data) + local variabledata=fontdata.variabledata + if variabledata then + variabledata[tag]=data + else + fontdata.variabledata={ [tag]=data } + end +end +helpers.gotodatatable=gotodatatable +helpers.setvariabledata=setvariabledata +helpers.reportskippedtable=reportskippedtable +local platformnames={ + postscriptname=true, + fullname=true, + family=true, + subfamily=true, + typographicfamily=true, + typographicsubfamily=true, + compatiblefullname=true, +} +local platformextras={ + uniqueid=true, + version=true, + copyright=true, + license=true, + licenseurl=true, + manufacturer=true, + vendorurl=true, +} +function readers.name(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"name",true) + if tableoffset then + local format=readushort(f) + local nofnames=readushort(f) + local offset=readushort(f) + local start=tableoffset+offset + local namelists={ + unicode={}, + windows={}, + macintosh={}, + } + for i=1,nofnames do + local platform=platforms[readushort(f)] + if platform then + local namelist=namelists[platform] + if namelist then + local encoding=readushort(f) + local language=readushort(f) + local encodings=encodings[platform] + local languages=languages[platform] + if encodings and languages then + local encoding=encodings[encoding] + local language=languages[language] + if encoding and language then + local index=readushort(f) + local name=reservednames[index] + namelist[#namelist+1]={ + platform=platform, + encoding=encoding, + language=language, + name=name, + index=index, + length=readushort(f), + offset=start+readushort(f), + } + else + skipshort(f,3) + end + else + skipshort(f,3) + end + else + skipshort(f,5) + end + else + skipshort(f,5) + end + end + local names={} + local done={} + local extras={} + local function decoded(platform,encoding,content) + local decoder=decoders[platform] + if decoder then + decoder=decoder[encoding] + end + if decoder then + return decoder(content) + else + return content + end + end + local function filter(platform,e,l) + local namelist=namelists[platform] + for i=1,#namelist do + local name=namelist[i] + local nametag=name.name + local index=name.index + if not done[nametag or i] then + local encoding=name.encoding + local language=name.language + if (not e or encoding==e) and (not l or language==l) then + setposition(f,name.offset) + local content=decoded(platform,encoding,readstring(f,name.length)) + if nametag then + names[nametag]={ + content=content, + platform=platform, + encoding=encoding, + language=language, + } + end + extras[index]=content + done[nametag or i]=true + end + end + end + end + filter("windows","unicode bmp","english - united states") + filter("macintosh","roman","english") + filter("windows") + filter("macintosh") + filter("unicode") + fontdata.names=names + fontdata.extras=extras + if specification.platformnames then + local collected={} + local platformextras=specification.platformextras and platformextras + for platform,namelist in next,namelists do + local filtered=false + for i=1,#namelist do + local entry=namelist[i] + local name=entry.name + if platformnames[name] or (platformextras and platformextras[name]) then + setposition(f,entry.offset) + local content=decoded(platform,entry.encoding,readstring(f,entry.length)) + if filtered then + filtered[name]=content + else + filtered={ [name]=content } + end + end + end + if filtered then + collected[platform]=filtered + end + end + fontdata.platformnames=collected + end + else + fontdata.names={} + end +end +local validutf=lpeg.patterns.validutf8 +local function getname(fontdata,key) + local names=fontdata.names + if names then + local value=names[key] + if value then + local content=value.content + return lpegmatch(validutf,content) and content or nil + end + end +end +readers["os/2"]=function(f,fontdata) + local tableoffset=gotodatatable(f,fontdata,"os/2",true) + if tableoffset then + local version=readushort(f) + local windowsmetrics={ + version=version, + averagewidth=readshort(f), + weightclass=readushort(f), + widthclass=readushort(f), + fstype=readushort(f), + subscriptxsize=readshort(f), + subscriptysize=readshort(f), + subscriptxoffset=readshort(f), + subscriptyoffset=readshort(f), + superscriptxsize=readshort(f), + superscriptysize=readshort(f), + superscriptxoffset=readshort(f), + superscriptyoffset=readshort(f), + strikeoutsize=readshort(f), + strikeoutpos=readshort(f), + familyclass=readshort(f), + panose={ readbytes(f,10) }, + unicoderanges={ readulong(f),readulong(f),readulong(f),readulong(f) }, + vendor=readstring(f,4), + fsselection=readushort(f), + firstcharindex=readushort(f), + lastcharindex=readushort(f), + typoascender=readshort(f), + typodescender=readshort(f), + typolinegap=readshort(f), + winascent=readushort(f), + windescent=readushort(f), + } + if version>=1 then + windowsmetrics.codepageranges={ readulong(f),readulong(f) } + end + if version>=2 then + windowsmetrics.xheight=readshort(f) + windowsmetrics.capheight=readshort(f) + windowsmetrics.defaultchar=readushort(f) + windowsmetrics.breakchar=readushort(f) + end + windowsmetrics.weight=windowsmetrics.weightclass and weights[windowsmetrics.weightclass] + windowsmetrics.width=windowsmetrics.widthclass and widths [windowsmetrics.widthclass] + windowsmetrics.panoseweight=panoseweights[windowsmetrics.panose[3]] + windowsmetrics.panosewidth=panosewidths [windowsmetrics.panose[4]] + fontdata.windowsmetrics=windowsmetrics + else + fontdata.windowsmetrics={} + end +end +readers.head=function(f,fontdata) + local tableoffset=gotodatatable(f,fontdata,"head",true) + if tableoffset then + local version=readulong(f) + local fontversion=readulong(f) + local fontheader={ + version=version, + fontversion=number.to16dot16(fontversion), + fontversionnumber=fontversion, + checksum=readushort(f)*0x10000+readushort(f), + magic=readulong(f), + flags=readushort(f), + units=readushort(f), + created=readlongdatetime(f), + modified=readlongdatetime(f), + xmin=readshort(f), + ymin=readshort(f), + xmax=readshort(f), + ymax=readshort(f), + macstyle=readushort(f), + smallpixels=readushort(f), + directionhint=readshort(f), + indextolocformat=readshort(f), + glyphformat=readshort(f), + } + fontdata.fontheader=fontheader + else + fontdata.fontheader={} + end + fontdata.nofglyphs=0 +end +readers.hhea=function(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"hhea",specification.details) + if tableoffset then + fontdata.horizontalheader={ + version=readulong(f), + ascender=readfword(f), + descender=readfword(f), + linegap=readfword(f), + maxadvancewidth=readufword(f), + minleftsidebearing=readfword(f), + minrightsidebearing=readfword(f), + maxextent=readfword(f), + caretsloperise=readshort(f), + caretsloperun=readshort(f), + caretoffset=readshort(f), + reserved_1=readshort(f), + reserved_2=readshort(f), + reserved_3=readshort(f), + reserved_4=readshort(f), + metricdataformat=readshort(f), + nofmetrics=readushort(f), + } + else + fontdata.horizontalheader={ + nofmetrics=0, + } + end +end +readers.vhea=function(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"vhea",specification.details) + if tableoffset then + fontdata.verticalheader={ + version=readulong(f), + ascender=readfword(f), + descender=readfword(f), + linegap=readfword(f), + maxadvanceheight=readufword(f), + mintopsidebearing=readfword(f), + minbottomsidebearing=readfword(f), + maxextent=readfword(f), + caretsloperise=readshort(f), + caretsloperun=readshort(f), + caretoffset=readshort(f), + reserved_1=readshort(f), + reserved_2=readshort(f), + reserved_3=readshort(f), + reserved_4=readshort(f), + metricdataformat=readshort(f), + nofmetrics=readushort(f), + } + else + fontdata.verticalheader={ + nofmetrics=0, + } + end +end +readers.maxp=function(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"maxp",specification.details) + if tableoffset then + local version=readulong(f) + local nofglyphs=readushort(f) + fontdata.nofglyphs=nofglyphs + if version==0x00005000 then + fontdata.maximumprofile={ + version=version, + nofglyphs=nofglyphs, + } + elseif version==0x00010000 then + fontdata.maximumprofile={ + version=version, + nofglyphs=nofglyphs, + points=readushort(f), + contours=readushort(f), + compositepoints=readushort(f), + compositecontours=readushort(f), + zones=readushort(f), + twilightpoints=readushort(f), + storage=readushort(f), + functiondefs=readushort(f), + instructiondefs=readushort(f), + stackelements=readushort(f), + sizeofinstructions=readushort(f), + componentelements=readushort(f), + componentdepth=readushort(f), + } + else + fontdata.maximumprofile={ + version=version, + nofglyphs=0, + } + end + end +end +readers.hmtx=function(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"hmtx",specification.glyphs) + if tableoffset then + local horizontalheader=fontdata.horizontalheader + local nofmetrics=horizontalheader.nofmetrics + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs + local width=0 + local leftsidebearing=0 + for i=0,nofmetrics-1 do + local glyph=glyphs[i] + width=readshort(f) + leftsidebearing=readshort(f) + if width~=0 then + glyph.width=width + end + end + for i=nofmetrics,nofglyphs-1 do + local glyph=glyphs[i] + if width~=0 then + glyph.width=width + end + end + end +end +readers.vmtx=function(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"vmtx",specification.glyphs) + if tableoffset then + local verticalheader=fontdata.verticalheader + local nofmetrics=verticalheader.nofmetrics + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs + local vheight=0 + local vdefault=verticalheader.ascender-verticalheader.descender + local topsidebearing=0 + for i=0,nofmetrics-1 do + local glyph=glyphs[i] + vheight=readushort(f) + topsidebearing=readshort(f) + if vheight~=0 and vheight~=vdefault then + glyph.vheight=vheight + end + if topsidebearing~=0 then + glyph.tsb=topsidebearing + end + end + for i=nofmetrics,nofglyphs-1 do + local glyph=glyphs[i] + if vheight~=0 and vheight~=vdefault then + glyph.vheight=vheight + end + end + end +end +readers.vorg=function(f,fontdata,specification) + reportskippedtable(f,fontdata,"vorg",specification.glyphs) +end +readers.post=function(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"post",true) + if tableoffset then + local version=readulong(f) + fontdata.postscript={ + version=version, + italicangle=round(1000*readfixed(f))/1000, + underlineposition=readfword(f), + underlinethickness=readfword(f), + monospaced=readulong(f), + minmemtype42=readulong(f), + maxmemtype42=readulong(f), + minmemtype1=readulong(f), + maxmemtype1=readulong(f), + } + if not specification.glyphs then + elseif version==0x00010000 then + for index=0,#standardromanencoding do + glyphs[index].name=standardromanencoding[index] + end + elseif version==0x00020000 then + local glyphs=fontdata.glyphs + local nofglyphs=readushort(f) + local indices={} + local names={} + local maxnames=0 + for i=0,nofglyphs-1 do + local nameindex=readushort(f) + if nameindex>=258 then + maxnames=maxnames+1 + nameindex=nameindex-257 + indices[nameindex]=i + else + glyphs[i].name=standardromanencoding[nameindex] + end + end + for i=1,maxnames do + local mapping=indices[i] + if not mapping then + report("quit post name fetching at %a of %a: %s",i,maxnames,"no index") + break + else + local length=readbyte(f) + if length>0 then + glyphs[mapping].name=readstring(f,length) + else + report("quit post name fetching at %a of %a: %s",i,maxnames,"overflow") + break + end + end + end + end + else + fontdata.postscript={} + end +end +readers.cff=function(f,fontdata,specification) + reportskippedtable(f,fontdata,"cff",specification.glyphs) +end +local formatreaders={} +local duplicatestoo=true +local sequence={ + { 3,1,4 }, + { 3,10,12 }, + { 0,3,4 }, + { 0,3,12 }, + { 0,1,4 }, + { 0,1,12 }, + { 0,0,6 }, + { 3,0,6 }, + { 3,0,4 }, + { 0,5,14 }, + { 0,4,12 }, + { 3,10,13 }, +} +local supported={} +for i=1,#sequence do + local si=sequence[i] + local sp,se,sf=si[1],si[2],si[3] + local p=supported[sp] + if not p then + p={} + supported[sp]=p + end + local e=p[se] + if not e then + e={} + p[se]=e + end + e[sf]=true +end +formatreaders[4]=function(f,fontdata,offset) + setposition(f,offset+2) + local length=readushort(f) + local language=readushort(f) + local nofsegments=readushort(f)/2 + skipshort(f,3) + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local nofdone=0 + local endchars=readcardinaltable(f,nofsegments,ushort) + local reserved=readushort(f) + local startchars=readcardinaltable(f,nofsegments,ushort) + local deltas=readcardinaltable(f,nofsegments,ushort) + local offsets=readcardinaltable(f,nofsegments,ushort) + local size=(length-2*2-5*2-4*2*nofsegments)/2 + local indices=readcardinaltable(f,size-1,ushort) + for segment=1,nofsegments do + local startchar=startchars[segment] + local endchar=endchars[segment] + local offset=offsets[segment] + local delta=deltas[segment] + if startchar==0xFFFF and endchar==0xFFFF then + elseif startchar==0xFFFF and offset==0 then + elseif offset==0xFFFF then + elseif offset==0 then + if trace_cmap_details then + report("format 4.%i segment %2i from %C upto %C at index %H",1,segment,startchar,endchar,(startchar+delta)%65536) + end + for unicode=startchar,endchar do + local index=(unicode+delta)%65536 + if index and index>0 then + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + if duplicatestoo then + local d=duplicates[gu] + if d then + d[unicode]=true + else + duplicates[gu]={ [unicode]=true } + end + else + report("duplicate case 1: %C %04i %s",unicode,index,glyphs[index].name) + end + end + if not mapping[index] then + mapping[index]=unicode + end + end + end + end + else + local shift=(segment-nofsegments+offset/2)-startchar + if trace_cmap_details then + report_cmap("format 4.%i segment %2i from %C upto %C at index %H",0,segment,startchar,endchar,(startchar+delta)%65536) + end + for unicode=startchar,endchar do + local slot=shift+unicode + local index=indices[slot] + if index and index>0 then + index=(index+delta)%65536 + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + if duplicatestoo then + local d=duplicates[gu] + if d then + d[unicode]=true + else + duplicates[gu]={ [unicode]=true } + end + else + report("duplicate case 2: %C %04i %s",unicode,index,glyphs[index].name) + end + end + if not mapping[index] then + mapping[index]=unicode + end + end + end + end + end + end + return nofdone +end +formatreaders[6]=function(f,fontdata,offset) + setposition(f,offset) + local format=readushort(f) + local length=readushort(f) + local language=readushort(f) + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local start=readushort(f) + local count=readushort(f) + local stop=start+count-1 + local nofdone=0 + if trace_cmap_details then + report_cmap("format 6 from %C to %C",2,start,stop) + end + for unicode=start,stop do + local index=readushort(f) + if index>0 then + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + end + if not mapping[index] then + mapping[index]=unicode + end + end + end + end + return nofdone +end +formatreaders[12]=function(f,fontdata,offset) + setposition(f,offset+2+2+4+4) + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local nofgroups=readulong(f) + local nofdone=0 + for i=1,nofgroups do + local first=readulong(f) + local last=readulong(f) + local index=readulong(f) + if trace_cmap_details then + report_cmap("format 12 from %C to %C starts at index %i",first,last,index) + end + for unicode=first,last do + local glyph=glyphs[index] + if glyph then + local gu=glyph.unicode + if not gu then + glyph.unicode=unicode + nofdone=nofdone+1 + elseif gu~=unicode then + local d=duplicates[gu] + if d then + d[unicode]=true + else + duplicates[gu]={ [unicode]=true } + end + end + if not mapping[index] then + mapping[index]=unicode + end + end + index=index+1 + end + end + return nofdone +end +formatreaders[13]=function(f,fontdata,offset) + setposition(f,offset+2+2+4+4) + local mapping=fontdata.mapping + local glyphs=fontdata.glyphs + local duplicates=fontdata.duplicates + local nofgroups=readulong(f) + local nofdone=0 + for i=1,nofgroups do + local first=readulong(f) + local last=readulong(f) + local index=readulong(f) + if first<privateoffset then + if trace_cmap_details then + report_cmap("format 13 from %C to %C get index %i",first,last,index) + end + local glyph=glyphs[index] + local unicode=glyph.unicode + if not unicode then + unicode=first + glyph.unicode=unicode + first=first+1 + end + local list=duplicates[unicode] + mapping[index]=unicode + if not list then + list={} + duplicates[unicode]=list + end + if last>=privateoffset then + local limit=privateoffset-1 + report("format 13 from %C to %C pruned to %C",first,last,limit) + last=limit + end + for unicode=first,last do + list[unicode]=true + end + nofdone=nofdone+last-first+1 + else + report("format 13 from %C to %C ignored",first,last) + end + end + return nofdone +end +formatreaders[14]=function(f,fontdata,offset) + if offset and offset~=0 then + setposition(f,offset) + local format=readushort(f) + local length=readulong(f) + local nofrecords=readulong(f) + local records={} + local variants={} + local nofdone=0 + fontdata.variants=variants + for i=1,nofrecords do + records[i]={ + selector=readuint(f), + default=readulong(f), + other=readulong(f), + } + end + for i=1,nofrecords do + local record=records[i] + local selector=record.selector + local default=record.default + local other=record.other + local other=record.other + if other~=0 then + setposition(f,offset+other) + local mapping={} + local count=readulong(f) + for i=1,count do + mapping[readuint(f)]=readushort(f) + end + nofdone=nofdone+count + variants[selector]=mapping + end + end + return nofdone + else + return 0 + end +end +local function checkcmap(f,fontdata,records,platform,encoding,format) + local pdata=records[platform] + if not pdata then + if trace_cmap_details then + report_cmap("skipped, %s, p=%i e=%i f=%i","no platform",platform,encoding,format) + end + return 0 + end + local edata=pdata[encoding] + if not edata then + if trace_cmap_details then + report_cmap("skipped, %s, p=%i e=%i f=%i","no encoding",platform,encoding,format) + end + return 0 + end + local fdata=edata[format] + if not fdata then + if trace_cmap_details then + report_cmap("skipped, %s, p=%i e=%i f=%i","no format",platform,encoding,format) + end + return 0 + elseif type(fdata)~="number" then + if trace_cmap_details then + report_cmap("skipped, %s, p=%i e=%i f=%i","already done",platform,encoding,format) + end + return 0 + end + edata[format]=true + local reader=formatreaders[format] + if not reader then + if trace_cmap_details then + report_cmap("skipped, %s, p=%i e=%i f=%i","unsupported format",platform,encoding,format) + end + return 0 + end + local n=reader(f,fontdata,fdata) or 0 + if trace_cmap_details or trace_cmap then + local p=platforms[platform] + local e=encodings[p] + report_cmap("checked, platform %i (%s), encoding %i (%s), format %i, new unicodes %i", + platform,p,encoding,e and e[encoding] or "?",format,n) + end + return n +end +function readers.cmap(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"cmap",specification.glyphs) + if tableoffset then + local version=readushort(f) + local noftables=readushort(f) + local records={} + local unicodecid=false + local variantcid=false + local variants={} + local duplicates=fontdata.duplicates or {} + fontdata.duplicates=duplicates + for i=1,noftables do + local platform=readushort(f) + local encoding=readushort(f) + local offset=readulong(f) + local record=records[platform] + if not record then + records[platform]={ + [encoding]={ + offsets={ offset }, + formats={}, + } + } + else + local subtables=record[encoding] + if not subtables then + record[encoding]={ + offsets={ offset }, + formats={}, + } + else + local offsets=subtables.offsets + offsets[#offsets+1]=offset + end + end + end + if trace_cmap then + report("found cmaps:") + end + for platform,record in sortedhash(records) do + local p=platforms[platform] + local e=encodings[p] + local sp=supported[platform] + local ps=p or "?" + if trace_cmap then + if sp then + report(" platform %i: %s",platform,ps) + else + report(" platform %i: %s (unsupported)",platform,ps) + end + end + for encoding,subtables in sortedhash(record) do + local se=sp and sp[encoding] + local es=e and e[encoding] or "?" + if trace_cmap then + if se then + report(" encoding %i: %s",encoding,es) + else + report(" encoding %i: %s (unsupported)",encoding,es) + end + end + local offsets=subtables.offsets + local formats=subtables.formats + for i=1,#offsets do + local offset=tableoffset+offsets[i] + setposition(f,offset) + formats[readushort(f)]=offset + end + record[encoding]=formats + if trace_cmap then + local list=sortedkeys(formats) + for i=1,#list do + if not (se and se[list[i]]) then + list[i]=list[i].." (unsupported)" + end + end + report(" formats: % t",list) + end + end + end + local ok=false + for i=1,#sequence do + local si=sequence[i] + local sp,se,sf=si[1],si[2],si[3] + if checkcmap(f,fontdata,records,sp,se,sf)>0 then + ok=true + end + end + if not ok then + report("no useable unicode cmap found") + end + fontdata.cidmaps={ + version=version, + noftables=noftables, + records=records, + } + else + fontdata.cidmaps={} + end +end +function readers.loca(f,fontdata,specification) + reportskippedtable(f,fontdata,"loca",specification.glyphs) +end +function readers.glyf(f,fontdata,specification) + reportskippedtable(f,fontdata,"glyf",specification.glyphs) +end +function readers.colr(f,fontdata,specification) + reportskippedtable(f,fontdata,"colr",specification.glyphs) +end +function readers.cpal(f,fontdata,specification) + reportskippedtable(f,fontdata,"cpal",specification.glyphs) +end +function readers.svg(f,fontdata,specification) + reportskippedtable(f,fontdata,"svg",specification.glyphs) +end +function readers.sbix(f,fontdata,specification) + reportskippedtable(f,fontdata,"sbix",specification.glyphs) +end +function readers.cbdt(f,fontdata,specification) + reportskippedtable(f,fontdata,"cbdt",specification.glyphs) +end +function readers.cblc(f,fontdata,specification) + reportskippedtable(f,fontdata,"cblc",specification.glyphs) +end +function readers.ebdt(f,fontdata,specification) + reportskippedtable(f,fontdata,"ebdt",specification.glyphs) +end +function readers.ebsc(f,fontdata,specification) + reportskippedtable(f,fontdata,"ebsc",specification.glyphs) +end +function readers.eblc(f,fontdata,specification) + reportskippedtable(f,fontdata,"eblc",specification.glyphs) +end +function readers.kern(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"kern",specification.kerns) + if tableoffset then + local version=readushort(f) + local noftables=readushort(f) + for i=1,noftables do + local version=readushort(f) + local length=readushort(f) + local coverage=readushort(f) + local format=rshift(coverage,8) + if format==0 then + local nofpairs=readushort(f) + local searchrange=readushort(f) + local entryselector=readushort(f) + local rangeshift=readushort(f) + local kerns={} + local glyphs=fontdata.glyphs + for i=1,nofpairs do + local left=readushort(f) + local right=readushort(f) + local kern=readfword(f) + local glyph=glyphs[left] + local kerns=glyph.kerns + if kerns then + kerns[right]=kern + else + glyph.kerns={ [right]=kern } + end + end + elseif format==2 then + report("todo: kern classes") + else + report("todo: kerns") + end + end + end +end +function readers.gdef(f,fontdata,specification) + reportskippedtable(f,fontdata,"gdef",specification.details) +end +function readers.gsub(f,fontdata,specification) + reportskippedtable(f,fontdata,"gsub",specification.details) +end +function readers.gpos(f,fontdata,specification) + reportskippedtable(f,fontdata,"gpos",specification.details) +end +function readers.math(f,fontdata,specification) + reportskippedtable(f,fontdata,"math",specification.details) +end +local function getinfo(maindata,sub,platformnames,rawfamilynames,metricstoo,instancenames) + local fontdata=sub and maindata.subfonts and maindata.subfonts[sub] or maindata + local names=fontdata.names + local info=nil + if names then + local metrics=fontdata.windowsmetrics or {} + local postscript=fontdata.postscript or {} + local fontheader=fontdata.fontheader or {} + local cffinfo=fontdata.cffinfo or {} + local verticalheader=fontdata.verticalheader or {} + local filename=fontdata.filename + local weight=getname(fontdata,"weight") or (cffinfo and cffinfo.weight) or (metrics and metrics.weight) + local width=getname(fontdata,"width") or (cffinfo and cffinfo.width ) or (metrics and metrics.width ) + local fontname=getname(fontdata,"postscriptname") + local fullname=getname(fontdata,"fullname") + local family=getname(fontdata,"family") + local subfamily=getname(fontdata,"subfamily") + local familyname=getname(fontdata,"typographicfamily") + local subfamilyname=getname(fontdata,"typographicsubfamily") + local compatiblename=getname(fontdata,"compatiblefullname") + if rawfamilynames then + else + if not familyname then familyname=family end + if not subfamilyname then subfamilyname=subfamily end + end + if platformnames then + platformnames=fontdata.platformnames + end + if instancenames then + local variabledata=fontdata.variabledata + if variabledata then + local instances=variabledata and variabledata.instances + if instances then + instancenames={} + for i=1,#instances do + instancenames[i]=lower(stripstring(instances[i].subfamily)) + end + else + instancenames=nil + end + else + instancenames=nil + end + end + info={ + subfontindex=fontdata.subfontindex or sub or 0, + version=getname(fontdata,"version"), + fontname=fontname, + fullname=fullname, + family=family, + subfamily=subfamily, + familyname=familyname, + subfamilyname=subfamilyname, + compatiblename=compatiblename, + weight=weight and lower(weight), + width=width and lower(width), + pfmweight=metrics.weightclass or 400, + pfmwidth=metrics.widthclass or 5, + panosewidth=metrics.panosewidth, + panoseweight=metrics.panoseweight, + italicangle=postscript.italicangle or 0, + units=fontheader.units or 0, + designsize=fontdata.designsize, + minsize=fontdata.minsize, + maxsize=fontdata.maxsize, + boundingbox=fontheader and { fontheader.xmin or 0,fontheader.ymin or 0,fontheader.xmax or 0,fontheader.ymax or 0 } or nil, + monospaced=(tonumber(postscript.monospaced or 0)>0) or metrics.panosewidth=="monospaced", + averagewidth=metrics.averagewidth, + xheight=metrics.xheight, + capheight=metrics.capheight or fontdata.maxy, + ascender=metrics.typoascender, + descender=metrics.typodescender, + platformnames=platformnames or nil, + instancenames=instancenames or nil, + tableoffsets=fontdata.tableoffsets, + defaultvheight=(verticalheader.ascender or 0)-(verticalheader.descender or 0) + } + if metricstoo then + local keys={ + "version", + "ascender","descender","linegap", + "maxadvancewidth","maxadvanceheight","maxextent", + "minbottomsidebearing","mintopsidebearing", + } + local h=fontdata.horizontalheader or {} + local v=fontdata.verticalheader or {} + if h then + local th={} + local tv={} + for i=1,#keys do + local key=keys[i] + th[key]=h[key] or 0 + tv[key]=v[key] or 0 + end + info.horizontalmetrics=th + info.verticalmetrics=tv + end + end + elseif n then + info={ + filename=fontdata.filename, + comment="there is no info for subfont "..n, + } + else + info={ + filename=fontdata.filename, + comment="there is no info", + } + end + return info +end +local function loadtables(f,specification,offset) + if offset then + setposition(f,offset) + end + local tables={} + local basename=file.basename(specification.filename) + local filesize=specification.filesize + local filetime=specification.filetime + local fontdata={ + filename=basename, + filesize=filesize, + filetime=filetime, + version=readstring(f,4), + noftables=readushort(f), + searchrange=readushort(f), + entryselector=readushort(f), + rangeshift=readushort(f), + tables=tables, + foundtables=false, + } + for i=1,fontdata.noftables do + local tag=lower(stripstring(readstring(f,4))) + local checksum=readushort(f)*0x10000+readushort(f) + local offset=readulong(f) + local length=readulong(f) + if offset+length>filesize then + report("bad %a table in file %a",tag,basename) + end + tables[tag]={ + checksum=checksum, + offset=offset, + length=length, + } + end + fontdata.foundtables=sortedkeys(tables) + if tables.cff or tables.cff2 then + fontdata.format="opentype" + else + fontdata.format="truetype" + end + return fontdata,tables +end +local function prepareglyps(fontdata) + local glyphs=setmetatableindex(function(t,k) + local v={ + index=k, + } + t[k]=v + return v + end) + fontdata.glyphs=glyphs + fontdata.mapping={} +end +local function readtable(tag,f,fontdata,specification,...) + local reader=readers[tag] + if reader then + reader(f,fontdata,specification,...) + end +end +local variablefonts_supported=(context and true) or (logs and logs.application and true) or false +local function readdata(f,offset,specification) + local fontdata,tables=loadtables(f,specification,offset) + if specification.glyphs then + prepareglyps(fontdata) + end + if not variablefonts_supported then + specification.instance=nil + specification.variable=nil + specification.factors=nil + end + fontdata.temporary={} + readtable("name",f,fontdata,specification) + local askedname=specification.askedname + if askedname then + local fullname=getname(fontdata,"fullname") or "" + local cleanname=gsub(askedname,"[^a-zA-Z0-9]","") + local foundname=gsub(fullname,"[^a-zA-Z0-9]","") + if lower(cleanname)~=lower(foundname) then + return + end + end + readtable("stat",f,fontdata,specification) + readtable("avar",f,fontdata,specification) + readtable("fvar",f,fontdata,specification) + if variablefonts_supported then + local variabledata=fontdata.variabledata + if variabledata then + local instances=variabledata.instances + local axis=variabledata.axis + if axis and (not instances or #instances==0) then + instances={} + variabledata.instances=instances + local function add(n,subfamily,value) + local values={} + for i=1,#axis do + local a=axis[i] + values[i]={ + axis=a.tag, + value=i==n and value or a.default, + } + end + instances[#instances+1]={ + subfamily=subfamily, + values=values, + } + end + for i=1,#axis do + local a=axis[i] + local tag=a.tag + add(i,"default"..tag,a.default) + add(i,"minimum"..tag,a.minimum) + add(i,"maximum"..tag,a.maximum) + end + end + end + if not specification.factors then + local instance=specification.instance + if type(instance)=="string" then + local factors=helpers.getfactors(fontdata,instance) + if factors then + specification.factors=factors + fontdata.factors=factors + fontdata.instance=instance + report("user instance: %s, factors: % t",instance,factors) + else + report("user instance: %s, bad factors",instance) + end + end + end + if not fontdata.factors then + if fontdata.variabledata then + local factors=helpers.getfactors(fontdata,true) + if factors then + specification.factors=factors + fontdata.factors=factors + end + else + end + end + end + readtable("os/2",f,fontdata,specification) + readtable("head",f,fontdata,specification) + readtable("maxp",f,fontdata,specification) + readtable("hhea",f,fontdata,specification) + readtable("vhea",f,fontdata,specification) + readtable("hmtx",f,fontdata,specification) + readtable("vmtx",f,fontdata,specification) + readtable("vorg",f,fontdata,specification) + readtable("post",f,fontdata,specification) + readtable("mvar",f,fontdata,specification) + readtable("hvar",f,fontdata,specification) + readtable("vvar",f,fontdata,specification) + readtable("gdef",f,fontdata,specification) + readtable("cff",f,fontdata,specification) + readtable("cff2",f,fontdata,specification) + readtable("cmap",f,fontdata,specification) + readtable("loca",f,fontdata,specification) + readtable("glyf",f,fontdata,specification) + readtable("colr",f,fontdata,specification) + readtable("cpal",f,fontdata,specification) + readtable("svg",f,fontdata,specification) + readtable("sbix",f,fontdata,specification) + readtable("cbdt",f,fontdata,specification) + readtable("cblc",f,fontdata,specification) + readtable("ebdt",f,fontdata,specification) + readtable("eblc",f,fontdata,specification) + readtable("kern",f,fontdata,specification) + readtable("gsub",f,fontdata,specification) + readtable("gpos",f,fontdata,specification) + readtable("math",f,fontdata,specification) + fontdata.locations=nil + fontdata.cidmaps=nil + fontdata.dictionaries=nil + if specification.tableoffsets then + fontdata.tableoffsets=tables + setmetatableindex(tables,{ + version=fontdata.version, + noftables=fontdata.noftables, + searchrange=fontdata.searchrange, + entryselector=fontdata.entryselector, + rangeshift=fontdata.rangeshift, + }) + end + return fontdata +end +local function loadfontdata(specification) + local filename=specification.filename + local fileattr=lfs.attributes(filename) + local filesize=fileattr and fileattr.size or 0 + local filetime=fileattr and fileattr.modification or 0 + local f=openfile(filename,true) + if not f then + report("unable to open %a",filename) + elseif filesize==0 then + report("empty file %a",filename) + closefile(f) + else + specification.filesize=filesize + specification.filetime=filetime + local version=readstring(f,4) + local fontdata=nil + if version=="OTTO" or version=="true" or version=="\0\1\0\0" then + fontdata=readdata(f,0,specification) + elseif version=="ttcf" then + local subfont=tonumber(specification.subfont) + local ttcversion=readulong(f) + local nofsubfonts=readulong(f) + local offsets=readcardinaltable(f,nofsubfonts,ulong) + if subfont then + if subfont>=1 and subfont<=nofsubfonts then + fontdata=readdata(f,offsets[subfont],specification) + else + report("no subfont %a in file %a",subfont,filename) + end + else + subfont=specification.subfont + if type(subfont)=="string" and subfont~="" then + specification.askedname=subfont + for i=1,nofsubfonts do + fontdata=readdata(f,offsets[i],specification) + if fontdata then + fontdata.subfontindex=i + report("subfont named %a has index %a",subfont,i) + break + end + end + if not fontdata then + report("no subfont named %a",subfont) + end + else + local subfonts={} + fontdata={ + filename=filename, + filesize=filesize, + filetime=filetime, + version=version, + subfonts=subfonts, + ttcversion=ttcversion, + nofsubfonts=nofsubfonts, + } + for i=1,nofsubfonts do + subfonts[i]=readdata(f,offsets[i],specification) + end + end + end + else + report("unknown version %a in file %a",version,filename) + end + closefile(f) + return fontdata or {} + end +end +local function loadfont(specification,n,instance) + if type(specification)=="string" then + specification={ + filename=specification, + info=true, + details=true, + glyphs=true, + shapes=true, + kerns=true, + variable=true, + globalkerns=true, + lookups=true, + subfont=n or true, + tounicode=false, + instance=instance + } + end + if specification.shapes or specification.lookups or specification.kerns then + specification.glyphs=true + end + if specification.glyphs then + specification.details=true + end + if specification.details then + specification.info=true + end + if specification.platformnames then + specification.platformnames=true + end + if specification.instance or instance then + specification.variable=true + specification.instance=specification.instance or instance + end + local function message(str) + report("fatal error in file %a: %s\n%s",specification.filename,str,debug and debug.traceback()) + end + local ok,result=xpcall(loadfontdata,message,specification) + if ok then + return result + end +end +function readers.loadshapes(filename,n,instance,streams) + local fontdata=loadfont { + filename=filename, + shapes=true, + streams=streams, + variable=true, + subfont=n, + instance=instance, + } + if fontdata then + for k,v in next,fontdata.glyphs do + v.class=nil + v.index=nil + v.math=nil + end + local names=fontdata.names + if names then + for k,v in next,names do + names[k]=fullstrip(v.content) + end + end + end + return fontdata and { + filename=filename, + format=fontdata.format, + glyphs=fontdata.glyphs, + units=fontdata.fontheader.units, + cffinfo=fontdata.cffinfo, + fontheader=fontdata.fontheader, + horizontalheader=fontdata.horizontalheader, + verticalheader=fontdata.verticalheader, + maximumprofile=fontdata.maximumprofile, + names=fontdata.names, + postscript=fontdata.postscript, + } or { + filename=filename, + format="unknown", + glyphs={}, + units=0, + } +end +function readers.loadfont(filename,n,instance) + local fontdata=loadfont { + filename=filename, + glyphs=true, + shapes=false, + lookups=true, + variable=true, + subfont=n, + instance=instance, + } + if fontdata then + return { + tableversion=tableversion, + creator="context mkiv", + size=fontdata.filesize, + time=fontdata.filetime, + glyphs=fontdata.glyphs, + descriptions=fontdata.descriptions, + format=fontdata.format, + goodies={}, + metadata=getinfo(fontdata,n,false,false,true,true), + properties={ + hasitalics=fontdata.hasitalics or false, + maxcolorclass=fontdata.maxcolorclass, + hascolor=fontdata.hascolor or false, + instance=fontdata.instance, + factors=fontdata.factors, + }, + resources={ + filename=filename, + private=privateoffset, + duplicates=fontdata.duplicates or {}, + features=fontdata.features or {}, + sublookups=fontdata.sublookups or {}, + marks=fontdata.marks or {}, + markclasses=fontdata.markclasses or {}, + marksets=fontdata.marksets or {}, + sequences=fontdata.sequences or {}, + variants=fontdata.variants, + version=getname(fontdata,"version"), + cidinfo=fontdata.cidinfo, + mathconstants=fontdata.mathconstants, + colorpalettes=fontdata.colorpalettes, + svgshapes=fontdata.svgshapes, + pngshapes=fontdata.pngshapes, + variabledata=fontdata.variabledata, + foundtables=fontdata.foundtables, + }, + } + end +end +function readers.getinfo(filename,specification) + local subfont=nil + local platformnames=false + local rawfamilynames=false + local instancenames=true + local tableoffsets=false + if type(specification)=="table" then + subfont=tonumber(specification.subfont) + platformnames=specification.platformnames + rawfamilynames=specification.rawfamilynames + tableoffsets=specification.tableoffsets + else + subfont=tonumber(specification) + end + local fontdata=loadfont { + filename=filename, + details=true, + platformnames=platformnames, + instancenames=true, + tableoffsets=tableoffsets, + } + if fontdata then + local subfonts=fontdata.subfonts + if not subfonts then + return getinfo(fontdata,nil,platformnames,rawfamilynames,false,instancenames) + elseif not subfont then + local info={} + for i=1,#subfonts do + info[i]=getinfo(fontdata,i,platformnames,rawfamilynames,false,instancenames) + end + return info + elseif subfont>=1 and subfont<=#subfonts then + return getinfo(fontdata,subfont,platformnames,rawfamilynames,false,instancenames) + else + return { + filename=filename, + comment="there is no subfont "..subfont.." in this file" + } + end + else + return { + filename=filename, + comment="the file cannot be opened for reading", + } + end +end +function readers.rehash(fontdata,hashmethod) + report("the %a helper is not yet implemented","rehash") +end +function readers.checkhash(fontdata) + report("the %a helper is not yet implemented","checkhash") +end +function readers.pack(fontdata,hashmethod) + report("the %a helper is not yet implemented","pack") +end +function readers.unpack(fontdata) + report("the %a helper is not yet implemented","unpack") +end +function readers.expand(fontdata) + report("the %a helper is not yet implemented","unpack") +end +function readers.compact(fontdata) + report("the %a helper is not yet implemented","compact") +end +local extenders={} +function readers.registerextender(extender) + extenders[#extenders+1]=extender +end +function readers.extend(fontdata) + for i=1,#extenders do + local extender=extenders[i] + local name=extender.name or "unknown" + local action=extender.action + if action then + action(fontdata) + end + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otr”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-oti” dbae7722baae24d917a17176553825cf] --- + +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.handlers.otf +local otffeatures=constructors.features.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 +otf.modeinitializer=setmode +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, + plug=setmode, + } +} +registerotffeature { + name="language", + description="language", + initializers={ + base=setlanguage, + node=setlanguage, + plug=setlanguage, + } +} +registerotffeature { + name="script", + description="script", + initializers={ + base=setscript, + node=setscript, + plug=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-2019-10-29.lua scope for “font-oti”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ott” aba6d8335a5f38a5a62d3631492f3392] --- + +if not modules then modules={} end modules ["font-ott"]={ + 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,tostring,rawget,rawset=type,next,tonumber,tostring,rawget,rawset +local gsub,lower,format,match,gmatch,find=string.gsub,string.lower,string.format,string.match,string.gmatch,string.find +local sequenced=table.sequenced +local is_boolean=string.is_boolean +local setmetatableindex=table.setmetatableindex +local setmetatablenewindex=table.setmetatablenewindex +local allocate=utilities.storage.allocate +local fonts=fonts +local otf=fonts.handlers.otf +local otffeatures=otf.features +local tables=otf.tables or {} +otf.tables=tables +local statistics=otf.statistics or {} +otf.statistics=statistics +local scripts=allocate { + ["adlm"]="adlam", + ["aghb"]="caucasian albanian", + ["ahom"]="ahom", + ["arab"]="arabic", + ["armi"]="imperial aramaic", + ["armn"]="armenian", + ["avst"]="avestan", + ["bali"]="balinese", + ["bamu"]="bamum", + ["bass"]="bassa vah", + ["batk"]="batak", + ["beng"]="bengali", + ["bhks"]="bhaiksuki", + ["bng2"]="bengali variant 2", + ["bopo"]="bopomofo", + ["brah"]="brahmi", + ["brai"]="braille", + ["bugi"]="buginese", + ["buhd"]="buhid", + ["byzm"]="byzantine music", + ["cakm"]="chakma", + ["cans"]="canadian syllabics", + ["cari"]="carian", + ["cham"]="cham", + ["cher"]="cherokee", + ["copt"]="coptic", + ["cprt"]="cypriot syllabary", + ["cyrl"]="cyrillic", + ["dev2"]="devanagari variant 2", + ["deva"]="devanagari", + ["dogr"]="dogra", + ["dsrt"]="deseret", + ["dupl"]="duployan", + ["egyp"]="egyptian heiroglyphs", + ["elba"]="elbasan", + ["ethi"]="ethiopic", + ["geor"]="georgian", + ["gjr2"]="gujarati variant 2", + ["glag"]="glagolitic", + ["gong"]="gunjala gondi", + ["gonm"]="masaram gondi", + ["goth"]="gothic", + ["gran"]="grantha", + ["grek"]="greek", + ["gujr"]="gujarati", + ["gur2"]="gurmukhi variant 2", + ["guru"]="gurmukhi", + ["hang"]="hangul", + ["hani"]="cjk ideographic", + ["hano"]="hanunoo", + ["hatr"]="hatran", + ["hebr"]="hebrew", + ["hluw"]="anatolian hieroglyphs", + ["hmng"]="pahawh hmong", + ["hung"]="old hungarian", + ["ital"]="old italic", + ["jamo"]="hangul jamo", + ["java"]="javanese", + ["kali"]="kayah li", + ["kana"]="hiragana and katakana", + ["khar"]="kharosthi", + ["khmr"]="khmer", + ["khoj"]="khojki", + ["knd2"]="kannada variant 2", + ["knda"]="kannada", + ["kthi"]="kaithi", + ["lana"]="tai tham", + ["lao" ]="lao", + ["latn"]="latin", + ["lepc"]="lepcha", + ["limb"]="limbu", + ["lina"]="linear a", + ["linb"]="linear b", + ["lisu"]="lisu", + ["lyci"]="lycian", + ["lydi"]="lydian", + ["mahj"]="mahajani", + ["maka"]="makasar", + ["mand"]="mandaic and mandaean", + ["mani"]="manichaean", + ["marc"]="marchen", + ["math"]="mathematical alphanumeric symbols", + ["medf"]="medefaidrin", + ["mend"]="mende kikakui", + ["merc"]="meroitic cursive", + ["mero"]="meroitic hieroglyphs", + ["mlm2"]="malayalam variant 2", + ["mlym"]="malayalam", + ["modi"]="modi", + ["mong"]="mongolian", + ["mroo"]="mro", + ["mtei"]="meitei Mayek", + ["mult"]="multani", + ["musc"]="musical symbols", + ["mym2"]="myanmar variant 2", + ["mymr"]="myanmar", + ["narb"]="old north arabian", + ["nbat"]="nabataean", + ["newa"]="newa", + ["nko" ]='n"ko', + ["nshu"]="nüshu", + ["ogam"]="ogham", + ["olck"]="ol chiki", + ["orkh"]="old turkic and orkhon runic", + ["ory2"]="odia variant 2", + ["orya"]="oriya", + ["osge"]="osage", + ["osma"]="osmanya", + ["palm"]="palmyrene", + ["pauc"]="pau cin hau", + ["perm"]="old permic", + ["phag"]="phags-pa", + ["phli"]="inscriptional pahlavi", + ["phlp"]="psalter pahlavi", + ["phnx"]="phoenician", + ["plrd"]="miao", + ["prti"]="inscriptional parthian", + ["rjng"]="rejang", + ["rohg"]="hanifi rohingya", + ["runr"]="runic", + ["samr"]="samaritan", + ["sarb"]="old south arabian", + ["saur"]="saurashtra", + ["sgnw"]="sign writing", + ["shaw"]="shavian", + ["shrd"]="sharada", + ["sidd"]="siddham", + ["sind"]="khudawadi", + ["sinh"]="sinhala", + ["sogd"]="sogdian", + ["sogo"]="old sogdian", + ["sora"]="sora sompeng", + ["soyo"]="soyombo", + ["sund"]="sundanese", + ["sylo"]="syloti nagri", + ["syrc"]="syriac", + ["tagb"]="tagbanwa", + ["takr"]="takri", + ["tale"]="tai le", + ["talu"]="tai lu", + ["taml"]="tamil", + ["tang"]="tangut", + ["tavt"]="tai viet", + ["tel2"]="telugu variant 2", + ["telu"]="telugu", + ["tfng"]="tifinagh", + ["tglg"]="tagalog", + ["thaa"]="thaana", + ["thai"]="thai", + ["tibt"]="tibetan", + ["tirh"]="tirhuta", + ["tml2"]="tamil variant 2", + ["ugar"]="ugaritic cuneiform", + ["vai" ]="vai", + ["wara"]="warang citi", + ["xpeo"]="old persian cuneiform", + ["xsux"]="sumero-akkadian cuneiform", + ["yi" ]="yi", + ["zanb"]="zanabazar square", +} +local languages=allocate { + ["aba" ]="abaza", + ["abk" ]="abkhazian", + ["ach" ]="acholi", + ["acr" ]="achi", + ["ady" ]="adyghe", + ["afk" ]="afrikaans", + ["afr" ]="afar", + ["agw" ]="agaw", + ["aio" ]="aiton", + ["aka" ]="akan", + ["als" ]="alsatian", + ["alt" ]="altai", + ["amh" ]="amharic", + ["ang" ]="anglo-saxon", + ["apph"]="phonetic transcription—americanist conventions", + ["ara" ]="arabic", + ["arg" ]="aragonese", + ["ari" ]="aari", + ["ark" ]="rakhine", + ["asm" ]="assamese", + ["ast" ]="asturian", + ["ath" ]="athapaskan", + ["avr" ]="avar", + ["awa" ]="awadhi", + ["aym" ]="aymara", + ["azb" ]="torki", + ["aze" ]="azerbaijani", + ["bad" ]="badaga", + ["bad0"]="banda", + ["bag" ]="baghelkhandi", + ["bal" ]="balkar", + ["ban" ]="balinese", + ["bar" ]="bavarian", + ["bau" ]="baulé", + ["bbc" ]="batak toba", + ["bbr" ]="berber", + ["bch" ]="bench", + ["bcr" ]="bible cree", + ["bdy" ]="bandjalang", + ["bel" ]="belarussian", + ["bem" ]="bemba", + ["ben" ]="bengali", + ["bgc" ]="haryanvi", + ["bgq" ]="bagri", + ["bgr" ]="bulgarian", + ["bhi" ]="bhili", + ["bho" ]="bhojpuri", + ["bik" ]="bikol", + ["bil" ]="bilen", + ["bis" ]="bislama", + ["bjj" ]="kanauji", + ["bkf" ]="blackfoot", + ["bli" ]="baluchi", + ["blk" ]="pa'o karen", + ["bln" ]="balante", + ["blt" ]="balti", + ["bmb" ]="bambara (bamanankan)", + ["bml" ]="bamileke", + ["bos" ]="bosnian", + ["bpy" ]="bishnupriya manipuri", + ["bre" ]="breton", + ["brh" ]="brahui", + ["bri" ]="braj bhasha", + ["brm" ]="burmese", + ["brx" ]="bodo", + ["bsh" ]="bashkir", + ["bsk" ]="burushaski", + ["bti" ]="beti", + ["bts" ]="batak simalungun", + ["bug" ]="bugis", + ["byv" ]="medumba", + ["cak" ]="kaqchikel", + ["cat" ]="catalan", + ["cbk" ]="zamboanga chavacano", + ["cchn"]="chinantec", + ["ceb" ]="cebuano", + ["cgg" ]="chiga", + ["cha" ]="chamorro", + ["che" ]="chechen", + ["chg" ]="chaha gurage", + ["chh" ]="chattisgarhi", + ["chi" ]="chichewa (chewa, nyanja)", + ["chk" ]="chukchi", + ["chk0"]="chuukese", + ["cho" ]="choctaw", + ["chp" ]="chipewyan", + ["chr" ]="cherokee", + ["chu" ]="chuvash", + ["chy" ]="cheyenne", + ["cja" ]="western cham", + ["cjm" ]="eastern cham", + ["cmr" ]="comorian", + ["cop" ]="coptic", + ["cor" ]="cornish", + ["cos" ]="corsican", + ["cpp" ]="creoles", + ["cre" ]="cree", + ["crr" ]="carrier", + ["crt" ]="crimean tatar", + ["csb" ]="kashubian", + ["csl" ]="church slavonic", + ["csy" ]="czech", + ["ctg" ]="chittagonian", + ["cuk" ]="san blas kuna", + ["dan" ]="danish", + ["dar" ]="dargwa", + ["dax" ]="dayi", + ["dcr" ]="woods cree", + ["deu" ]="german", + ["dgo" ]="dogri", + ["dgr" ]="dogri", + ["dhg" ]="dhangu", + ["dhv" ]="divehi (dhivehi, maldivian)", + ["diq" ]="dimli", + ["div" ]="divehi (dhivehi, maldivian)", + ["djr" ]="zarma", + ["djr0"]="djambarrpuyngu", + ["dng" ]="dangme", + ["dnj" ]="dan", + ["dnk" ]="dinka", + ["dri" ]="dari", + ["duj" ]="dhuwal", + ["dun" ]="dungan", + ["dzn" ]="dzongkha", + ["ebi" ]="ebira", + ["ecr" ]="eastern cree", + ["edo" ]="edo", + ["efi" ]="efik", + ["ell" ]="greek", + ["emk" ]="eastern maninkakan", + ["eng" ]="english", + ["erz" ]="erzya", + ["esp" ]="spanish", + ["esu" ]="central yupik", + ["eti" ]="estonian", + ["euq" ]="basque", + ["evk" ]="evenki", + ["evn" ]="even", + ["ewe" ]="ewe", + ["fan" ]="french antillean", + ["fan0"]=" fang", + ["far" ]="persian", + ["fat" ]="fanti", + ["fin" ]="finnish", + ["fji" ]="fijian", + ["fle" ]="dutch (flemish)", + ["fmp" ]="fe’fe’", + ["fne" ]="forest nenets", + ["fon" ]="fon", + ["fos" ]="faroese", + ["fra" ]="french", + ["frc" ]="cajun french", + ["fri" ]="frisian", + ["frl" ]="friulian", + ["frp" ]="arpitan", + ["fta" ]="futa", + ["ful" ]="fulah", + ["fuv" ]="nigerian fulfulde", + ["gad" ]="ga", + ["gae" ]="scottish gaelic (gaelic)", + ["gag" ]="gagauz", + ["gal" ]="galician", + ["gar" ]="garshuni", + ["gaw" ]="garhwali", + ["gez" ]="ge'ez", + ["gih" ]="githabul", + ["gil" ]="gilyak", + ["gil0"]="kiribati (gilbertese)", + ["gkp" ]="kpelle (guinea)", + ["glk" ]="gilaki", + ["gmz" ]="gumuz", + ["gnn" ]="gumatj", + ["gog" ]="gogo", + ["gon" ]="gondi", + ["grn" ]="greenlandic", + ["gro" ]="garo", + ["gua" ]="guarani", + ["guc" ]="wayuu", + ["guf" ]="gupapuyngu", + ["guj" ]="gujarati", + ["guz" ]="gusii", + ["hai" ]="haitian (haitian creole)", + ["hal" ]="halam", + ["har" ]="harauti", + ["hau" ]="hausa", + ["haw" ]="hawaiian", + ["hay" ]="haya", + ["haz" ]="hazaragi", + ["hbn" ]="hammer-banna", + ["her" ]="herero", + ["hil" ]="hiligaynon", + ["hin" ]="hindi", + ["hma" ]="high mari", + ["hmn" ]="hmong", + ["hmo" ]="hiri motu", + ["hnd" ]="hindko", + ["ho" ]="ho", + ["hri" ]="harari", + ["hrv" ]="croatian", + ["hun" ]="hungarian", + ["hye" ]="armenian", + ["hye0"]="armenian east", + ["iba" ]="iban", + ["ibb" ]="ibibio", + ["ibo" ]="igbo", + ["ido" ]="ido", + ["ijo" ]="ijo languages", + ["ile" ]="interlingue", + ["ilo" ]="ilokano", + ["ina" ]="interlingua", + ["ind" ]="indonesian", + ["ing" ]="ingush", + ["inu" ]="inuktitut", + ["ipk" ]="inupiat", + ["ipph"]="phonetic transcription—ipa conventions", + ["iri" ]="irish", + ["irt" ]="irish traditional", + ["isl" ]="icelandic", + ["ism" ]="inari sami", + ["ita" ]="italian", + ["iwr" ]="hebrew", + ["jam" ]="jamaican creole", + ["jan" ]="japanese", + ["jav" ]="javanese", + ["jbo" ]="lojban", + ["jct" ]="krymchak", + ["jii" ]="yiddish", + ["jud" ]="ladino", + ["jul" ]="jula", + ["kab" ]="kabardian", + ["kab0"]="kabyle", + ["kac" ]="kachchi", + ["kal" ]="kalenjin", + ["kan" ]="kannada", + ["kar" ]="karachay", + ["kat" ]="georgian", + ["kaz" ]="kazakh", + ["kde" ]="makonde", + ["kea" ]="kabuverdianu (crioulo)", + ["keb" ]="kebena", + ["kek" ]="kekchi", + ["kge" ]="khutsuri georgian", + ["kha" ]="khakass", + ["khk" ]="khanty-kazim", + ["khm" ]="khmer", + ["khs" ]="khanty-shurishkar", + ["kht" ]="khamti shan", + ["khv" ]="khanty-vakhi", + ["khw" ]="khowar", + ["kik" ]="kikuyu (gikuyu)", + ["kir" ]="kirghiz (kyrgyz)", + ["kis" ]="kisii", + ["kiu" ]="kirmanjki", + ["kjd" ]="southern kiwai", + ["kjp" ]="eastern pwo karen", + ["kjz" ]="bumthangkha", + ["kkn" ]="kokni", + ["klm" ]="kalmyk", + ["kmb" ]="kamba", + ["kmn" ]="kumaoni", + ["kmo" ]="komo", + ["kms" ]="komso", + ["kmz" ]="khorasani turkic", + ["knr" ]="kanuri", + ["kod" ]="kodagu", + ["koh" ]="korean old hangul", + ["kok" ]="konkani", + ["kom" ]="komi", + ["kon" ]="kikongo", + ["kon0"]="kongo", + ["kop" ]="komi-permyak", + ["kor" ]="korean", + ["kos" ]="kosraean", + ["koz" ]="komi-zyrian", + ["kpl" ]="kpelle", + ["kri" ]="krio", + ["krk" ]="karakalpak", + ["krl" ]="karelian", + ["krm" ]="karaim", + ["krn" ]="karen", + ["krt" ]="koorete", + ["ksh" ]="kashmiri", + ["ksh0"]="ripuarian", + ["ksi" ]="khasi", + ["ksm" ]="kildin sami", + ["ksw" ]="s’gaw karen", + ["kua" ]="kuanyama", + ["kui" ]="kui", + ["kul" ]="kulvi", + ["kum" ]="kumyk", + ["kur" ]="kurdish", + ["kuu" ]="kurukh", + ["kuy" ]="kuy", + ["kyk" ]="koryak", + ["kyu" ]="western kayah", + ["lad" ]="ladin", + ["lah" ]="lahuli", + ["lak" ]="lak", + ["lam" ]="lambani", + ["lao" ]="lao", + ["lat" ]="latin", + ["laz" ]="laz", + ["lcr" ]="l-cree", + ["ldk" ]="ladakhi", + ["lez" ]="lezgi", + ["lij" ]="ligurian", + ["lim" ]="limburgish", + ["lin" ]="lingala", + ["lis" ]="lisu", + ["ljp" ]="lampung", + ["lki" ]="laki", + ["lma" ]="low mari", + ["lmb" ]="limbu", + ["lmo" ]="lombard", + ["lmw" ]="lomwe", + ["lom" ]="loma", + ["lrc" ]="luri", + ["lsb" ]="lower sorbian", + ["lsm" ]="lule sami", + ["lth" ]="lithuanian", + ["ltz" ]="luxembourgish", + ["lua" ]="luba-lulua", + ["lub" ]="luba-katanga", + ["lug" ]="ganda", + ["luh" ]="luyia", + ["luo" ]="luo", + ["lvi" ]="latvian", + ["mad" ]="madura", + ["mag" ]="magahi", + ["mah" ]="marshallese", + ["maj" ]="majang", + ["mak" ]="makhuwa", + ["mal" ]="malayalam reformed", + ["mam" ]="mam", + ["man" ]="mansi", + ["map" ]="mapudungun", + ["mar" ]="marathi", + ["maw" ]="marwari", + ["mbn" ]="mbundu", + ["mbo" ]="mbo", + ["mch" ]="manchu", + ["mcr" ]="moose cree", + ["mde" ]="mende", + ["mdr" ]="mandar", + ["men" ]="me'en", + ["mer" ]="meru", + ["mfa" ]="pattani malay", + ["mfe" ]="morisyen", + ["min" ]="minangkabau", + ["miz" ]="mizo", + ["mkd" ]="macedonian", + ["mkr" ]="makasar", + ["mkw" ]="kituba", + ["mle" ]="male", + ["mlg" ]="malagasy", + ["mln" ]="malinke", + ["mlr" ]="malayalam reformed", + ["mly" ]="malay", + ["mnd" ]="mandinka", + ["mng" ]="mongolian", + ["mni" ]="manipuri", + ["mnk" ]="maninka", + ["mnx" ]="manx", + ["moh" ]="mohawk", + ["mok" ]="moksha", + ["mol" ]="moldavian", + ["mon" ]="mon", + ["mor" ]="moroccan", + ["mos" ]="mossi", + ["mri" ]="maori", + ["mth" ]="maithili", + ["mts" ]="maltese", + ["mun" ]="mundari", + ["mus" ]="muscogee", + ["mwl" ]="mirandese", + ["mww" ]="hmong daw", + ["myn" ]="mayan", + ["mzn" ]="mazanderani", + ["nag" ]="naga-assamese", + ["nah" ]="nahuatl", + ["nan" ]="nanai", + ["nap" ]="neapolitan", + ["nas" ]="naskapi", + ["nau" ]="nauruan", + ["nav" ]="navajo", + ["ncr" ]="n-cree", + ["ndb" ]="ndebele", + ["ndc" ]="ndau", + ["ndg" ]="ndonga", + ["nds" ]="low saxon", + ["nep" ]="nepali", + ["new" ]="newari", + ["nga" ]="ngbaka", + ["ngr" ]="nagari", + ["nhc" ]="norway house cree", + ["nis" ]="nisi", + ["niu" ]="niuean", + ["nkl" ]="nyankole", + ["nko" ]="n'ko", + ["nld" ]="dutch", + ["noe" ]="nimadi", + ["nog" ]="nogai", + ["nor" ]="norwegian", + ["nov" ]="novial", + ["nsm" ]="northern sami", + ["nso" ]="sotho, northern", + ["nta" ]="northern tai", + ["nto" ]="esperanto", + ["nym" ]="nyamwezi", + ["nyn" ]="norwegian nynorsk", + ["nza" ]="mbembe tigon", + ["oci" ]="occitan", + ["ocr" ]="oji-cree", + ["ojb" ]="ojibway", + ["ori" ]="odia", + ["oro" ]="oromo", + ["oss" ]="ossetian", + ["paa" ]="palestinian aramaic", + ["pag" ]="pangasinan", + ["pal" ]="pali", + ["pam" ]="pampangan", + ["pan" ]="punjabi", + ["pap" ]="palpa", + ["pap0"]="papiamentu", + ["pas" ]="pashto", + ["pau" ]="palauan", + ["pcc" ]="bouyei", + ["pcd" ]="picard", + ["pdc" ]="pennsylvania german", + ["pgr" ]="polytonic greek", + ["phk" ]="phake", + ["pih" ]="norfolk", + ["pil" ]="filipino", + ["plg" ]="palaung", + ["plk" ]="polish", + ["pms" ]="piemontese", + ["pnb" ]="western panjabi", + ["poh" ]="pocomchi", + ["pon" ]="pohnpeian", + ["pro" ]="provencal", + ["ptg" ]="portuguese", + ["pwo" ]="western pwo karen", + ["qin" ]="chin", + ["quc" ]="k’iche’", + ["quh" ]="quechua (bolivia)", + ["quz" ]="quechua", + ["qvi" ]="quechua (ecuador)", + ["qwh" ]="quechua (peru)", + ["raj" ]="rajasthani", + ["rar" ]="rarotongan", + ["rbu" ]="russian buriat", + ["rcr" ]="r-cree", + ["rej" ]="rejang", + ["ria" ]="riang", + ["rif" ]="tarifit", + ["rit" ]="ritarungo", + ["rkw" ]="arakwal", + ["rms" ]="romansh", + ["rmy" ]="vlax romani", + ["rom" ]="romanian", + ["roy" ]="romany", + ["rsy" ]="rusyn", + ["rtm" ]="rotuman", + ["rua" ]="kinyarwanda", + ["run" ]="rundi", + ["rup" ]="aromanian", + ["rus" ]="russian", + ["sad" ]="sadri", + ["san" ]="sanskrit", + ["sas" ]="sasak", + ["sat" ]="santali", + ["say" ]="sayisi", + ["scn" ]="sicilian", + ["sco" ]="scots", + ["scs" ]="north slavey", + ["sek" ]="sekota", + ["sel" ]="selkup", + ["sga" ]="old irish", + ["sgo" ]="sango", + ["sgs" ]="samogitian", + ["shi" ]="tachelhit", + ["shn" ]="shan", + ["sib" ]="sibe", + ["sid" ]="sidamo", + ["sig" ]="silte gurage", + ["sks" ]="skolt sami", + ["sky" ]="slovak", + ["sla" ]="slavey", + ["slv" ]="slovenian", + ["sml" ]="somali", + ["smo" ]="samoan", + ["sna" ]="sena", + ["sna0"]="shona", + ["snd" ]="sindhi", + ["snh" ]="sinhala (sinhalese)", + ["snk" ]="soninke", + ["sog" ]="sodo gurage", + ["sop" ]="songe", + ["sot" ]="sotho, southern", + ["sqi" ]="albanian", + ["srb" ]="serbian", + ["srd" ]="sardinian", + ["srk" ]="saraiki", + ["srr" ]="serer", + ["ssl" ]="south slavey", + ["ssm" ]="southern sami", + ["stq" ]="saterland frisian", + ["suk" ]="sukuma", + ["sun" ]="sundanese", + ["sur" ]="suri", + ["sva" ]="svan", + ["sve" ]="swedish", + ["swa" ]="swadaya aramaic", + ["swk" ]="swahili", + ["swz" ]="swati", + ["sxt" ]="sutu", + ["sxu" ]="upper saxon", + ["syl" ]="sylheti", + ["syr" ]="syriac", + ["syre"]="estrangela syriac", + ["syrj"]="western syriac", + ["syrn"]="eastern syriac", + ["szl" ]="silesian", + ["tab" ]="tabasaran", + ["taj" ]="tajiki", + ["tam" ]="tamil", + ["tat" ]="tatar", + ["tcr" ]="th-cree", + ["tdd" ]="dehong dai", + ["tel" ]="telugu", + ["tet" ]="tetum", + ["tgl" ]="tagalog", + ["tgn" ]="tongan", + ["tgr" ]="tigre", + ["tgy" ]="tigrinya", + ["tha" ]="thai", + ["tht" ]="tahitian", + ["tib" ]="tibetan", + ["tiv" ]="tiv", + ["tkm" ]="turkmen", + ["tmh" ]="tamashek", + ["tmn" ]="temne", + ["tna" ]="tswana", + ["tne" ]="tundra nenets", + ["tng" ]="tonga", + ["tod" ]="todo", + ["tod0"]="toma", + ["tpi" ]="tok pisin", + ["trk" ]="turkish", + ["tsg" ]="tsonga", + ["tsj" ]="tshangla", + ["tua" ]="turoyo aramaic", + ["tul" ]="tulu", + ["tum" ]="tulu", + ["tuv" ]="tuvin", + ["tvl" ]="tuvalu", + ["twi" ]="twi", + ["tyz" ]="tày", + ["tzm" ]="tamazight", + ["tzo" ]="tzotzil", + ["udm" ]="udmurt", + ["ukr" ]="ukrainian", + ["umb" ]="umbundu", + ["urd" ]="urdu", + ["usb" ]="upper sorbian", + ["uyg" ]="uyghur", + ["uzb" ]="uzbek", + ["vec" ]="venetian", + ["ven" ]="venda", + ["vit" ]="vietnamese", + ["vol" ]="volapük", + ["vro" ]="võro", + ["wa" ]="wa", + ["wag" ]="wagdi", + ["war" ]="waray-waray", + ["wcr" ]="west-cree", + ["wel" ]="welsh", + ["wlf" ]="wolof", + ["wln" ]="walloon", + ["wtm" ]="mewati", + ["xbd" ]="lü", + ["xhs" ]="xhosa", + ["xjb" ]="minjangbal", + ["xkf" ]="khengkha", + ["xog" ]="soga", + ["xpe" ]="kpelle (liberia)", + ["yak" ]="sakha", + ["yao" ]="yao", + ["yap" ]="yapese", + ["yba" ]="yoruba", + ["ycr" ]="y-cree", + ["yic" ]="yi classic", + ["yim" ]="yi modern", + ["zea" ]="zealandic", + ["zgh" ]="standard morrocan tamazigh", + ["zha" ]="zhuang", + ["zhh" ]="chinese, hong kong sar", + ["zhp" ]="chinese phonetic", + ["zhs" ]="chinese simplified", + ["zht" ]="chinese traditional", + ["znd" ]="zande", + ["zul" ]="zulu", + ["zza" ]="zazaki", +} +local features=allocate { + ["aalt"]="access all alternates", + ["abvf"]="above-base forms", + ["abvm"]="above-base mark positioning", + ["abvs"]="above-base substitutions", + ["afrc"]="alternative fractions", + ["akhn"]="akhands", + ["blwf"]="below-base forms", + ["blwm"]="below-base mark positioning", + ["blws"]="below-base substitutions", + ["c2pc"]="petite capitals from capitals", + ["c2sc"]="small capitals from capitals", + ["calt"]="contextual alternates", + ["case"]="case-sensitive forms", + ["ccmp"]="glyph composition/decomposition", + ["cfar"]="conjunct form after ro", + ["cjct"]="conjunct forms", + ["clig"]="contextual ligatures", + ["cpct"]="centered cjk punctuation", + ["cpsp"]="capital spacing", + ["cswh"]="contextual swash", + ["curs"]="cursive positioning", + ["dflt"]="default processing", + ["dist"]="distances", + ["dlig"]="discretionary ligatures", + ["dnom"]="denominators", + ["dtls"]="dotless forms", + ["expt"]="expert forms", + ["falt"]="final glyph alternates", + ["fin2"]="terminal forms #2", + ["fin3"]="terminal forms #3", + ["fina"]="terminal forms", + ["flac"]="flattened accents over capitals", + ["frac"]="fractions", + ["fwid"]="full width", + ["half"]="half forms", + ["haln"]="halant forms", + ["halt"]="alternate half width", + ["hist"]="historical forms", + ["hkna"]="horizontal kana alternates", + ["hlig"]="historical ligatures", + ["hngl"]="hangul", + ["hojo"]="hojo kanji forms", + ["hwid"]="half width", + ["init"]="initial forms", + ["isol"]="isolated forms", + ["ital"]="italics", + ["jalt"]="justification alternatives", + ["jp04"]="jis2004 forms", + ["jp78"]="jis78 forms", + ["jp83"]="jis83 forms", + ["jp90"]="jis90 forms", + ["kern"]="kerning", + ["lfbd"]="left bounds", + ["liga"]="standard ligatures", + ["ljmo"]="leading jamo forms", + ["lnum"]="lining figures", + ["locl"]="localized forms", + ["ltra"]="left-to-right alternates", + ["ltrm"]="left-to-right mirrored forms", + ["mark"]="mark positioning", + ["med2"]="medial forms #2", + ["medi"]="medial forms", + ["mgrk"]="mathematical greek", + ["mkmk"]="mark to mark positioning", + ["mset"]="mark positioning via substitution", + ["nalt"]="alternate annotation forms", + ["nlck"]="nlc kanji forms", + ["nukt"]="nukta forms", + ["numr"]="numerators", + ["onum"]="old style figures", + ["opbd"]="optical bounds", + ["ordn"]="ordinals", + ["ornm"]="ornaments", + ["palt"]="proportional alternate width", + ["pcap"]="petite capitals", + ["pkna"]="proportional kana", + ["pnum"]="proportional figures", + ["pref"]="pre-base forms", + ["pres"]="pre-base substitutions", + ["pstf"]="post-base forms", + ["psts"]="post-base substitutions", + ["pwid"]="proportional widths", + ["qwid"]="quarter widths", + ["rand"]="randomize", + ["rclt"]="required contextual alternates", + ["rkrf"]="rakar forms", + ["rlig"]="required ligatures", + ["rphf"]="reph form", + ["rtbd"]="right bounds", + ["rtla"]="right-to-left alternates", + ["rtlm"]="right to left mirrored forms", + ["rvrn"]="required variation alternates", + ["ruby"]="ruby notation forms", + ["salt"]="stylistic alternates", + ["sinf"]="scientific inferiors", + ["size"]="optical size", + ["smcp"]="small capitals", + ["smpl"]="simplified forms", + ["ssty"]="script style", + ["stch"]="stretching glyph decomposition", + ["subs"]="subscript", + ["sups"]="superscript", + ["swsh"]="swash", + ["titl"]="titling", + ["tjmo"]="trailing jamo forms", + ["tnam"]="traditional name forms", + ["tnum"]="tabular figures", + ["trad"]="traditional forms", + ["twid"]="third widths", + ["unic"]="unicase", + ["valt"]="alternate vertical metrics", + ["vatu"]="vattu variants", + ["vert"]="vertical writing", + ["vhal"]="alternate vertical half metrics", + ["vjmo"]="vowel jamo forms", + ["vkna"]="vertical kana alternates", + ["vkrn"]="vertical kerning", + ["vpal"]="proportional alternate vertical metrics", + ["vrtr"]="vertical alternates for rotation", + ["vrt2"]="vertical rotation", + ["zero"]="slashed zero", + ["trep"]="traditional tex replacements", + ["tlig"]="traditional tex ligatures", + ["ss.."]="stylistic set ..", + ["cv.."]="character variant ..", + ["js.."]="justification ..", + ["dv.."]="devanagari ..", + ["ml.."]="malayalam ..", +} +local baselines=allocate { + ["hang"]="hanging baseline", + ["icfb"]="ideographic character face bottom edge baseline", + ["icft"]="ideographic character face tope edige baseline", + ["ideo"]="ideographic em-box bottom edge baseline", + ["idtp"]="ideographic em-box top edge baseline", + ["math"]="mathematical centered baseline", + ["romn"]="roman baseline" +} +tables.scripts=scripts +tables.languages=languages +tables.features=features +tables.baselines=baselines +local acceptscripts=true directives.register("otf.acceptscripts",function(v) acceptscripts=v end) +local acceptlanguages=true directives.register("otf.acceptlanguages",function(v) acceptlanguages=v end) +local report_checks=logs.reporter("fonts","checks") +if otffeatures.features then + for k,v in next,otffeatures.features do + features[k]=v + end + otffeatures.features=features +end +local function swapped(h) + local r={} + for k,v in next,h do + r[gsub(v,"[^a-z0-9]","")]=k + end + return r +end +local verbosescripts=allocate(swapped(scripts )) +local verboselanguages=allocate(swapped(languages)) +local verbosefeatures=allocate(swapped(features )) +local verbosebaselines=allocate(swapped(baselines)) +local function resolve(t,k) + if k then + k=gsub(lower(k),"[^a-z0-9]","") + local v=rawget(t,k) + if v then + return v + end + end +end +setmetatableindex(verbosescripts,resolve) +setmetatableindex(verboselanguages,resolve) +setmetatableindex(verbosefeatures,resolve) +setmetatableindex(verbosebaselines,resolve) +setmetatableindex(scripts,function(t,k) + if k then + k=lower(k) + if k=="dflt" then + return k + end + local v=rawget(t,k) + if v then + return v + end + k=gsub(k," ","") + v=rawget(t,v) + if v then + return v + elseif acceptscripts then + report_checks("registering extra script %a",k) + rawset(t,k,k) + return k + end + end + return "dflt" +end) +setmetatableindex(languages,function(t,k) + if k then + k=lower(k) + if k=="dflt" then + return k + end + local v=rawget(t,k) + if v then + return v + end + k=gsub(k," ","") + v=rawget(t,v) + if v then + return v + elseif acceptlanguages then + report_checks("registering extra language %a",k) + rawset(t,k,k) + return k + end + end + return "dflt" +end) +if setmetatablenewindex then + setmetatablenewindex(languages,"ignore") + setmetatablenewindex(scripts,"ignore") + setmetatablenewindex(baselines,"ignore") +end +local function resolve(t,k) + if k then + k=lower(k) + local v=rawget(t,k) + if v then + return v + end + k=gsub(k," ","") + local v=rawget(t,k) + if v then + return v + end + local tag,dd=match(k,"(..)(%d+)") + if tag and dd then + local v=rawget(t,tag) + if v then + return v + else + local v=rawget(t,tag.."..") + if v then + return (gsub(v,"%.%.",tonumber(dd))) + end + end + end + end + return k +end +setmetatableindex(features,resolve) +local function assign(t,k,v) + if k and v then + v=lower(v) + rawset(t,k,v) + end +end +if setmetatablenewindex then + setmetatablenewindex(features,assign) +end +local checkers={ + rand=function(v) + return v==true and "random" or v + end +} +if not storage then + return +end +local usedfeatures=statistics.usedfeatures or {} +statistics.usedfeatures=usedfeatures +table.setmetatableindex(usedfeatures,function(t,k) if k then local v={} t[k]=v return v end end) +storage.register("fonts/otf/usedfeatures",usedfeatures,"fonts.handlers.otf.statistics.usedfeatures" ) +local normalizedaxis=otf.readers.helpers.normalizedaxis or function(s) return s end +function otffeatures.normalize(features,wrap) + if features then + local h={} + for key,value in next,features do + local k=lower(key) + if k=="language" then + local v=gsub(lower(value),"[^a-z0-9]","") + h.language=rawget(verboselanguages,v) or (languages[v] and v) or "dflt" + elseif k=="script" then + local v=gsub(lower(value),"[^a-z0-9]","") + h.script=rawget(verbosescripts,v) or (scripts[v] and v) or "dflt" + elseif k=="axis" then + h[k]=normalizedaxis(value) + if not callbacks.supported.glyph_stream_provider then + h.variableshapes=true + end + else + local uk=usedfeatures[key] + local uv=uk[value] + if uv then + else + uv=tonumber(value) + if uv then + elseif type(value)=="string" then + local b=is_boolean(value) + if type(b)=="nil" then + if wrap and find(value,",") then + uv="{"..lower(value).."}" + else + uv=lower(value) + end + else + uv=b + end + elseif type(value)=="table" then + uv=sequenced(t,",") + else + uv=value + end + if not rawget(features,k) then + k=rawget(verbosefeatures,k) or k + end + local c=checkers[k] + if c then + uv=c(uv) or vc + end + uk[value]=uv + end + h[k]=uv + end + end + return h + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ott”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-cff” 98d5a660ea803b65cb883c009ecf3c0b] --- + +if not modules then modules={} end modules ['font-cff']={ + 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,type,tonumber,rawget=next,type,tonumber,rawget +local byte,char,gmatch=string.byte,string.char,string.gmatch +local concat,remove,unpack=table.concat,table.remove,table.unpack +local floor,abs,round,ceil,min,max=math.floor,math.abs,math.round,math.ceil,math.min,math.max +local P,C,R,S,C,Cs,Ct=lpeg.P,lpeg.C,lpeg.R,lpeg.S,lpeg.C,lpeg.Cs,lpeg.Ct +local lpegmatch=lpeg.match +local formatters=string.formatters +local bytetable=string.bytetable +local idiv=number.idiv +local rshift,band,extract=bit32.rshift,bit32.band,bit32.extract +local readers=fonts.handlers.otf.readers +local streamreader=readers.streamreader +local readstring=streamreader.readstring +local readbyte=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readuint=streamreader.readcardinal3 +local readulong=streamreader.readcardinal4 +local setposition=streamreader.setposition +local getposition=streamreader.getposition +local readbytetable=streamreader.readbytetable +directives.register("fonts.streamreader",function() + streamreader=utilities.streams + readstring=streamreader.readstring + readbyte=streamreader.readcardinal1 + readushort=streamreader.readcardinal2 + readuint=streamreader.readcardinal3 + readulong=streamreader.readcardinal4 + setposition=streamreader.setposition + getposition=streamreader.getposition + readbytetable=streamreader.readbytetable +end) +local setmetatableindex=table.setmetatableindex +local trace_charstrings=false trackers.register("fonts.cff.charstrings",function(v) trace_charstrings=v end) +local report=logs.reporter("otf reader","cff") +local parsedictionaries +local parsecharstring +local parsecharstrings +local resetcharstrings +local parseprivates +local startparsing +local stopparsing +local defaultstrings={ [0]= + ".notdef","space","exclam","quotedbl","numbersign","dollar","percent", + "ampersand","quoteright","parenleft","parenright","asterisk","plus", + "comma","hyphen","period","slash","zero","one","two","three","four", + "five","six","seven","eight","nine","colon","semicolon","less", + "equal","greater","question","at","A","B","C","D","E","F","G","H", + "I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W", + "X","Y","Z","bracketleft","backslash","bracketright","asciicircum", + "underscore","quoteleft","a","b","c","d","e","f","g","h","i","j", + "k","l","m","n","o","p","q","r","s","t","u","v","w","x","y", + "z","braceleft","bar","braceright","asciitilde","exclamdown","cent", + "sterling","fraction","yen","florin","section","currency", + "quotesingle","quotedblleft","guillemotleft","guilsinglleft", + "guilsinglright","fi","fl","endash","dagger","daggerdbl", + "periodcentered","paragraph","bullet","quotesinglbase","quotedblbase", + "quotedblright","guillemotright","ellipsis","perthousand","questiondown", + "grave","acute","circumflex","tilde","macron","breve","dotaccent", + "dieresis","ring","cedilla","hungarumlaut","ogonek","caron","emdash", + "AE","ordfeminine","Lslash","Oslash","OE","ordmasculine","ae", + "dotlessi","lslash","oslash","oe","germandbls","onesuperior", + "logicalnot","mu","trademark","Eth","onehalf","plusminus","Thorn", + "onequarter","divide","brokenbar","degree","thorn","threequarters", + "twosuperior","registered","minus","eth","multiply","threesuperior", + "copyright","Aacute","Acircumflex","Adieresis","Agrave","Aring", + "Atilde","Ccedilla","Eacute","Ecircumflex","Edieresis","Egrave", + "Iacute","Icircumflex","Idieresis","Igrave","Ntilde","Oacute", + "Ocircumflex","Odieresis","Ograve","Otilde","Scaron","Uacute", + "Ucircumflex","Udieresis","Ugrave","Yacute","Ydieresis","Zcaron", + "aacute","acircumflex","adieresis","agrave","aring","atilde", + "ccedilla","eacute","ecircumflex","edieresis","egrave","iacute", + "icircumflex","idieresis","igrave","ntilde","oacute","ocircumflex", + "odieresis","ograve","otilde","scaron","uacute","ucircumflex", + "udieresis","ugrave","yacute","ydieresis","zcaron","exclamsmall", + "Hungarumlautsmall","dollaroldstyle","dollarsuperior","ampersandsmall", + "Acutesmall","parenleftsuperior","parenrightsuperior","twodotenleader", + "onedotenleader","zerooldstyle","oneoldstyle","twooldstyle", + "threeoldstyle","fouroldstyle","fiveoldstyle","sixoldstyle", + "sevenoldstyle","eightoldstyle","nineoldstyle","commasuperior", + "threequartersemdash","periodsuperior","questionsmall","asuperior", + "bsuperior","centsuperior","dsuperior","esuperior","isuperior", + "lsuperior","msuperior","nsuperior","osuperior","rsuperior","ssuperior", + "tsuperior","ff","ffi","ffl","parenleftinferior","parenrightinferior", + "Circumflexsmall","hyphensuperior","Gravesmall","Asmall","Bsmall", + "Csmall","Dsmall","Esmall","Fsmall","Gsmall","Hsmall","Ismall", + "Jsmall","Ksmall","Lsmall","Msmall","Nsmall","Osmall","Psmall", + "Qsmall","Rsmall","Ssmall","Tsmall","Usmall","Vsmall","Wsmall", + "Xsmall","Ysmall","Zsmall","colonmonetary","onefitted","rupiah", + "Tildesmall","exclamdownsmall","centoldstyle","Lslashsmall", + "Scaronsmall","Zcaronsmall","Dieresissmall","Brevesmall","Caronsmall", + "Dotaccentsmall","Macronsmall","figuredash","hypheninferior", + "Ogoneksmall","Ringsmall","Cedillasmall","questiondownsmall","oneeighth", + "threeeighths","fiveeighths","seveneighths","onethird","twothirds", + "zerosuperior","foursuperior","fivesuperior","sixsuperior", + "sevensuperior","eightsuperior","ninesuperior","zeroinferior", + "oneinferior","twoinferior","threeinferior","fourinferior", + "fiveinferior","sixinferior","seveninferior","eightinferior", + "nineinferior","centinferior","dollarinferior","periodinferior", + "commainferior","Agravesmall","Aacutesmall","Acircumflexsmall", + "Atildesmall","Adieresissmall","Aringsmall","AEsmall","Ccedillasmall", + "Egravesmall","Eacutesmall","Ecircumflexsmall","Edieresissmall", + "Igravesmall","Iacutesmall","Icircumflexsmall","Idieresissmall", + "Ethsmall","Ntildesmall","Ogravesmall","Oacutesmall","Ocircumflexsmall", + "Otildesmall","Odieresissmall","OEsmall","Oslashsmall","Ugravesmall", + "Uacutesmall","Ucircumflexsmall","Udieresissmall","Yacutesmall", + "Thornsmall","Ydieresissmall","001.000","001.001","001.002","001.003", + "Black","Bold","Book","Light","Medium","Regular","Roman","Semibold", +} +local cffreaders={ + readbyte, + readushort, + readuint, + readulong, +} +local function readheader(f) + local offset=getposition(f) + local major=readbyte(f) + local header={ + offset=offset, + major=major, + minor=readbyte(f), + size=readbyte(f), + } + if major==1 then + header.dsize=readbyte(f) + elseif major==2 then + header.dsize=readushort(f) + else + end + setposition(f,offset+header.size) + return header +end +local function readlengths(f,longcount) + local count=longcount and readulong(f) or readushort(f) + if count==0 then + return {} + end + local osize=readbyte(f) + local read=cffreaders[osize] + if not read then + report("bad offset size: %i",osize) + return {} + end + local lengths={} + local previous=read(f) + for i=1,count do + local offset=read(f) + local length=offset-previous + if length<0 then + report("bad offset: %i",length) + length=0 + end + lengths[i]=length + previous=offset + end + return lengths +end +local function readfontnames(f) + local names=readlengths(f) + for i=1,#names do + names[i]=readstring(f,names[i]) + end + return names +end +local function readtopdictionaries(f) + local dictionaries=readlengths(f) + for i=1,#dictionaries do + dictionaries[i]=readstring(f,dictionaries[i]) + end + return dictionaries +end +local function readstrings(f) + local lengths=readlengths(f) + local strings=setmetatableindex({},defaultstrings) + local index=#defaultstrings + for i=1,#lengths do + index=index+1 + strings[index]=readstring(f,lengths[i]) + end + return strings +end +do + local stack={} + local top=0 + local result={} + local strings={} + local p_single=P("\00")/function() + result.version=strings[stack[top]] or "unset" + top=0 + end+P("\01")/function() + result.notice=strings[stack[top]] or "unset" + top=0 + end+P("\02")/function() + result.fullname=strings[stack[top]] or "unset" + top=0 + end+P("\03")/function() + result.familyname=strings[stack[top]] or "unset" + top=0 + end+P("\04")/function() + result.weight=strings[stack[top]] or "unset" + top=0 + end+P("\05")/function() + result.fontbbox={ unpack(stack,1,4) } + top=0 + end+P("\06")/function() + result.bluevalues={ unpack(stack,1,top) } + top=0 + end+P("\07")/function() + result.otherblues={ unpack(stack,1,top) } + top=0 + end+P("\08")/function() + result.familyblues={ unpack(stack,1,top) } + top=0 + end+P("\09")/function() + result.familyotherblues={ unpack(stack,1,top) } + top=0 + end+P("\10")/function() + result.strhw=stack[top] + top=0 + end+P("\11")/function() + result.strvw=stack[top] + top=0 + end+P("\13")/function() + result.uniqueid=stack[top] + top=0 + end+P("\14")/function() + result.xuid=concat(stack,"",1,top) + top=0 + end+P("\15")/function() + result.charset=stack[top] + top=0 + end+P("\16")/function() + result.encoding=stack[top] + top=0 + end+P("\17")/function() + result.charstrings=stack[top] + top=0 + end+P("\18")/function() + result.private={ + size=stack[top-1], + offset=stack[top], + } + top=0 + end+P("\19")/function() + result.subroutines=stack[top] + top=0 + end+P("\20")/function() + result.defaultwidthx=stack[top] + top=0 + end+P("\21")/function() + result.nominalwidthx=stack[top] + top=0 + end ++P("\24")/function() + result.vstore=stack[top] + top=0 + end+P("\25")/function() + result.maxstack=stack[top] + top=0 + end + local p_double=P("\12")*( + P("\00")/function() + result.copyright=stack[top] + top=0 + end+P("\01")/function() + result.monospaced=stack[top]==1 and true or false + top=0 + end+P("\02")/function() + result.italicangle=stack[top] + top=0 + end+P("\03")/function() + result.underlineposition=stack[top] + top=0 + end+P("\04")/function() + result.underlinethickness=stack[top] + top=0 + end+P("\05")/function() + result.painttype=stack[top] + top=0 + end+P("\06")/function() + result.charstringtype=stack[top] + top=0 + end+P("\07")/function() + result.fontmatrix={ unpack(stack,1,6) } + top=0 + end+P("\08")/function() + result.strokewidth=stack[top] + top=0 + end+P("\09")/function() + result.bluescale=stack[top] + top=0 + end+P("\10")/function() + result.bluesnap=stack[top] + top=0 + end+P("\11")/function() + result.bluefuzz=stack[top] + top=0 + end+P("\12")/function() + result.stemsnaph={ unpack(stack,1,top) } + top=0 + end+P("\13")/function() + result.stemsnapv={ unpack(stack,1,top) } + top=0 + end+P("\20")/function() + result.syntheticbase=stack[top] + top=0 + end+P("\21")/function() + result.postscript=strings[stack[top]] or "unset" + top=0 + end+P("\22")/function() + result.basefontname=strings[stack[top]] or "unset" + top=0 + end+P("\21")/function() + result.basefontblend=stack[top] + top=0 + end+P("\30")/function() + result.cid.registry=strings[stack[top-2]] or "unset" + result.cid.ordering=strings[stack[top-1]] or "unset" + result.cid.supplement=stack[top] + top=0 + end+P("\31")/function() + result.cid.fontversion=stack[top] + top=0 + end+P("\32")/function() + result.cid.fontrevision=stack[top] + top=0 + end+P("\33")/function() + result.cid.fonttype=stack[top] + top=0 + end+P("\34")/function() + result.cid.count=stack[top] + top=0 + end+P("\35")/function() + result.cid.uidbase=stack[top] + top=0 + end+P("\36")/function() + result.cid.fdarray=stack[top] + top=0 + end+P("\37")/function() + result.cid.fdselect=stack[top] + top=0 + end+P("\38")/function() + result.cid.fontname=strings[stack[top]] or "unset" + top=0 + end + ) + local remap={ + ["\x00"]="00",["\x01"]="01",["\x02"]="02",["\x03"]="03",["\x04"]="04",["\x05"]="05",["\x06"]="06",["\x07"]="07",["\x08"]="08",["\x09"]="09",["\x0A"]="0.",["\x0B"]="0E",["\x0C"]="0E-",["\x0D"]="0",["\x0E"]="0-",["\x0F"]="0", + ["\x10"]="10",["\x11"]="11",["\x12"]="12",["\x13"]="13",["\x14"]="14",["\x15"]="15",["\x16"]="16",["\x17"]="17",["\x18"]="18",["\x19"]="19",["\x1A"]="1.",["\x1B"]="1E",["\x1C"]="1E-",["\x1D"]="1",["\x1E"]="1-",["\x1F"]="1", + ["\x20"]="20",["\x21"]="21",["\x22"]="22",["\x23"]="23",["\x24"]="24",["\x25"]="25",["\x26"]="26",["\x27"]="27",["\x28"]="28",["\x29"]="29",["\x2A"]="2.",["\x2B"]="2E",["\x2C"]="2E-",["\x2D"]="2",["\x2E"]="2-",["\x2F"]="2", + ["\x30"]="30",["\x31"]="31",["\x32"]="32",["\x33"]="33",["\x34"]="34",["\x35"]="35",["\x36"]="36",["\x37"]="37",["\x38"]="38",["\x39"]="39",["\x3A"]="3.",["\x3B"]="3E",["\x3C"]="3E-",["\x3D"]="3",["\x3E"]="3-",["\x3F"]="3", + ["\x40"]="40",["\x41"]="41",["\x42"]="42",["\x43"]="43",["\x44"]="44",["\x45"]="45",["\x46"]="46",["\x47"]="47",["\x48"]="48",["\x49"]="49",["\x4A"]="4.",["\x4B"]="4E",["\x4C"]="4E-",["\x4D"]="4",["\x4E"]="4-",["\x4F"]="4", + ["\x50"]="50",["\x51"]="51",["\x52"]="52",["\x53"]="53",["\x54"]="54",["\x55"]="55",["\x56"]="56",["\x57"]="57",["\x58"]="58",["\x59"]="59",["\x5A"]="5.",["\x5B"]="5E",["\x5C"]="5E-",["\x5D"]="5",["\x5E"]="5-",["\x5F"]="5", + ["\x60"]="60",["\x61"]="61",["\x62"]="62",["\x63"]="63",["\x64"]="64",["\x65"]="65",["\x66"]="66",["\x67"]="67",["\x68"]="68",["\x69"]="69",["\x6A"]="6.",["\x6B"]="6E",["\x6C"]="6E-",["\x6D"]="6",["\x6E"]="6-",["\x6F"]="6", + ["\x70"]="70",["\x71"]="71",["\x72"]="72",["\x73"]="73",["\x74"]="74",["\x75"]="75",["\x76"]="76",["\x77"]="77",["\x78"]="78",["\x79"]="79",["\x7A"]="7.",["\x7B"]="7E",["\x7C"]="7E-",["\x7D"]="7",["\x7E"]="7-",["\x7F"]="7", + ["\x80"]="80",["\x81"]="81",["\x82"]="82",["\x83"]="83",["\x84"]="84",["\x85"]="85",["\x86"]="86",["\x87"]="87",["\x88"]="88",["\x89"]="89",["\x8A"]="8.",["\x8B"]="8E",["\x8C"]="8E-",["\x8D"]="8",["\x8E"]="8-",["\x8F"]="8", + ["\x90"]="90",["\x91"]="91",["\x92"]="92",["\x93"]="93",["\x94"]="94",["\x95"]="95",["\x96"]="96",["\x97"]="97",["\x98"]="98",["\x99"]="99",["\x9A"]="9.",["\x9B"]="9E",["\x9C"]="9E-",["\x9D"]="9",["\x9E"]="9-",["\x9F"]="9", + ["\xA0"]=".0",["\xA1"]=".1",["\xA2"]=".2",["\xA3"]=".3",["\xA4"]=".4",["\xA5"]=".5",["\xA6"]=".6",["\xA7"]=".7",["\xA8"]=".8",["\xA9"]=".9",["\xAA"]="..",["\xAB"]=".E",["\xAC"]=".E-",["\xAD"]=".",["\xAE"]=".-",["\xAF"]=".", + ["\xB0"]="E0",["\xB1"]="E1",["\xB2"]="E2",["\xB3"]="E3",["\xB4"]="E4",["\xB5"]="E5",["\xB6"]="E6",["\xB7"]="E7",["\xB8"]="E8",["\xB9"]="E9",["\xBA"]="E.",["\xBB"]="EE",["\xBC"]="EE-",["\xBD"]="E",["\xBE"]="E-",["\xBF"]="E", + ["\xC0"]="E-0",["\xC1"]="E-1",["\xC2"]="E-2",["\xC3"]="E-3",["\xC4"]="E-4",["\xC5"]="E-5",["\xC6"]="E-6",["\xC7"]="E-7",["\xC8"]="E-8",["\xC9"]="E-9",["\xCA"]="E-.",["\xCB"]="E-E",["\xCC"]="E-E-",["\xCD"]="E-",["\xCE"]="E--",["\xCF"]="E-", + ["\xD0"]="-0",["\xD1"]="-1",["\xD2"]="-2",["\xD3"]="-3",["\xD4"]="-4",["\xD5"]="-5",["\xD6"]="-6",["\xD7"]="-7",["\xD8"]="-8",["\xD9"]="-9",["\xDA"]="-.",["\xDB"]="-E",["\xDC"]="-E-",["\xDD"]="-",["\xDE"]="--",["\xDF"]="-", + } + local p_last=S("\x0F\x1F\x2F\x3F\x4F\x5F\x6F\x7F\x8F\x9F\xAF\xBF")+R("\xF0\xFF") + local p_nibbles=P("\30")*Cs(((1-p_last)/remap)^0*(P(1)/remap))/function(n) + top=top+1 + stack[top]=tonumber(n) or 0 + end + local p_byte=C(R("\32\246"))/function(b0) + top=top+1 + stack[top]=byte(b0)-139 + end + local p_positive=C(R("\247\250"))*C(1)/function(b0,b1) + top=top+1 + stack[top]=(byte(b0)-247)*256+byte(b1)+108 + end + local p_negative=C(R("\251\254"))*C(1)/function(b0,b1) + top=top+1 + stack[top]=-(byte(b0)-251)*256-byte(b1)-108 + end + local p_short=P("\28")*C(1)*C(1)/function(b1,b2) + top=top+1 + local n=0x100*byte(b1)+byte(b2) + if n>=0x8000 then + stack[top]=n-0xFFFF-1 + else + stack[top]=n + end + end + local p_long=P("\29")*C(1)*C(1)*C(1)*C(1)/function(b1,b2,b3,b4) + top=top+1 + local n=0x1000000*byte(b1)+0x10000*byte(b2)+0x100*byte(b3)+byte(b4) + if n>=0x8000000 then + stack[top]=n-0xFFFFFFFF-1 + else + stack[top]=n + end + end + local p_unsupported=P(1)/function(detail) + top=0 + end + local p_dictionary=( + p_byte+p_positive+p_negative+p_short+p_long+p_nibbles+p_single+p_double+p_unsupported + )^1 + parsedictionaries=function(data,dictionaries,what) + stack={} + strings=data.strings + for i=1,#dictionaries do + top=0 + result=what=="cff" and { + monospaced=false, + italicangle=0, + underlineposition=-100, + underlinethickness=50, + painttype=0, + charstringtype=2, + fontmatrix={ 0.001,0,0,0.001,0,0 }, + fontbbox={ 0,0,0,0 }, + strokewidth=0, + charset=0, + encoding=0, + cid={ + fontversion=0, + fontrevision=0, + fonttype=0, + count=8720, + } + } or { + charstringtype=2, + charset=0, + vstore=0, + cid={ + }, + } + lpegmatch(p_dictionary,dictionaries[i]) + dictionaries[i]=result + end + result={} + top=0 + stack={} + end + parseprivates=function(data,dictionaries) + stack={} + strings=data.strings + for i=1,#dictionaries do + local private=dictionaries[i].private + if private and private.data then + top=0 + result={ + forcebold=false, + languagegroup=0, + expansionfactor=0.06, + initialrandomseed=0, + subroutines=0, + defaultwidthx=0, + nominalwidthx=0, + cid={ + }, + } + lpegmatch(p_dictionary,private.data) + private.data=result + end + end + result={} + top=0 + stack={} + end + local x=0 + local y=0 + local width=false + local r=0 + local stems=0 + local globalbias=0 + local localbias=0 + local nominalwidth=0 + local defaultwidth=0 + local charset=false + local globals=false + local locals=false + local depth=1 + local xmin=0 + local xmax=0 + local ymin=0 + local ymax=0 + local checked=false + local keepcurve=false + local version=2 + local regions=false + local nofregions=0 + local region=false + local factors=false + local axis=false + local vsindex=0 + local function showstate(where) + report("%w%-10s : [%s] n=%i",depth*2,where,concat(stack," ",1,top),top) + end + local function showvalue(where,value,showstack) + if showstack then + report("%w%-10s : %s : [%s] n=%i",depth*2,where,tostring(value),concat(stack," ",1,top),top) + else + report("%w%-10s : %s",depth*2,where,tostring(value)) + end + end + local function xymoveto() + if keepcurve then + r=r+1 + result[r]={ x,y,"m" } + end + if checked then + if x>xmax then xmax=x elseif x<xmin then xmin=x end + if y>ymax then ymax=y elseif y<ymin then ymin=y end + else + xmin=x + ymin=y + xmax=x + ymax=y + checked=true + end + end + local function xmoveto() + if keepcurve then + r=r+1 + result[r]={ x,y,"m" } + end + if not checked then + xmin=x + ymin=y + xmax=x + ymax=y + checked=true + elseif x>xmax then + xmax=x + elseif x<xmin then + xmin=x + end + end + local function ymoveto() + if keepcurve then + r=r+1 + result[r]={ x,y,"m" } + end + if not checked then + xmin=x + ymin=y + xmax=x + ymax=y + checked=true + elseif y>ymax then + ymax=y + elseif y<ymin then + ymin=y + end + end + local function moveto() + if trace_charstrings then + showstate("moveto") + end + top=0 + xymoveto() + end + local function xylineto() + if keepcurve then + r=r+1 + result[r]={ x,y,"l" } + end + if checked then + if x>xmax then xmax=x elseif x<xmin then xmin=x end + if y>ymax then ymax=y elseif y<ymin then ymin=y end + else + xmin=x + ymin=y + xmax=x + ymax=y + checked=true + end + end + local function xlineto() + if keepcurve then + r=r+1 + result[r]={ x,y,"l" } + end + if not checked then + xmin=x + ymin=y + xmax=x + ymax=y + checked=true + elseif x>xmax then + xmax=x + elseif x<xmin then + xmin=x + end + end + local function ylineto() + if keepcurve then + r=r+1 + result[r]={ x,y,"l" } + end + if not checked then + xmin=x + ymin=y + xmax=x + ymax=y + checked=true + elseif y>ymax then + ymax=y + elseif y<ymin then + ymin=y + end + end + local function xycurveto(x1,y1,x2,y2,x3,y3) + if trace_charstrings then + showstate("curveto") + end + if keepcurve then + r=r+1 + result[r]={ x1,y1,x2,y2,x3,y3,"c" } + end + if checked then + if x1>xmax then xmax=x1 elseif x1<xmin then xmin=x1 end + if y1>ymax then ymax=y1 elseif y1<ymin then ymin=y1 end + else + xmin=x1 + ymin=y1 + xmax=x1 + ymax=y1 + checked=true + end + if x2>xmax then xmax=x2 elseif x2<xmin then xmin=x2 end + if y2>ymax then ymax=y2 elseif y2<ymin then ymin=y2 end + if x3>xmax then xmax=x3 elseif x3<xmin then xmin=x3 end + if y3>ymax then ymax=y3 elseif y3<ymin then ymin=y3 end + end + local function rmoveto() + if not width then + if top>2 then + width=stack[1] + if trace_charstrings then + showvalue("backtrack width",width) + end + else + width=true + end + end + if trace_charstrings then + showstate("rmoveto") + end + x=x+stack[top-1] + y=y+stack[top] + top=0 + xymoveto() + end + local function hmoveto() + if not width then + if top>1 then + width=stack[1] + if trace_charstrings then + showvalue("backtrack width",width) + end + else + width=true + end + end + if trace_charstrings then + showstate("hmoveto") + end + x=x+stack[top] + top=0 + xmoveto() + end + local function vmoveto() + if not width then + if top>1 then + width=stack[1] + if trace_charstrings then + showvalue("backtrack width",width) + end + else + width=true + end + end + if trace_charstrings then + showstate("vmoveto") + end + y=y+stack[top] + top=0 + ymoveto() + end + local function rlineto() + if trace_charstrings then + showstate("rlineto") + end + for i=1,top,2 do + x=x+stack[i] + y=y+stack[i+1] + xylineto() + end + top=0 + end + local function hlineto() + if trace_charstrings then + showstate("hlineto") + end + if top==1 then + x=x+stack[1] + xlineto() + else + local swap=true + for i=1,top do + if swap then + x=x+stack[i] + xlineto() + swap=false + else + y=y+stack[i] + ylineto() + swap=true + end + end + end + top=0 + end + local function vlineto() + if trace_charstrings then + showstate("vlineto") + end + if top==1 then + y=y+stack[1] + ylineto() + else + local swap=false + for i=1,top do + if swap then + x=x+stack[i] + xlineto() + swap=false + else + y=y+stack[i] + ylineto() + swap=true + end + end + end + top=0 + end + local function rrcurveto() + if trace_charstrings then + showstate("rrcurveto") + end + for i=1,top,6 do + local ax=x+stack[i] + local ay=y+stack[i+1] + local bx=ax+stack[i+2] + local by=ay+stack[i+3] + x=bx+stack[i+4] + y=by+stack[i+5] + xycurveto(ax,ay,bx,by,x,y) + end + top=0 + end + local function hhcurveto() + if trace_charstrings then + showstate("hhcurveto") + end + local s=1 + if top%2~=0 then + y=y+stack[1] + s=2 + end + for i=s,top,4 do + local ax=x+stack[i] + local ay=y + local bx=ax+stack[i+1] + local by=ay+stack[i+2] + x=bx+stack[i+3] + y=by + xycurveto(ax,ay,bx,by,x,y) + end + top=0 + end + local function vvcurveto() + if trace_charstrings then + showstate("vvcurveto") + end + local s=1 + local d=0 + if top%2~=0 then + d=stack[1] + s=2 + end + for i=s,top,4 do + local ax=x+d + local ay=y+stack[i] + local bx=ax+stack[i+1] + local by=ay+stack[i+2] + x=bx + y=by+stack[i+3] + xycurveto(ax,ay,bx,by,x,y) + d=0 + end + top=0 + end + local function xxcurveto(swap) + local last=top%4~=0 and stack[top] + if last then + top=top-1 + end + for i=1,top,4 do + local ax,ay,bx,by + if swap then + ax=x+stack[i] + ay=y + bx=ax+stack[i+1] + by=ay+stack[i+2] + y=by+stack[i+3] + if last and i+3==top then + x=bx+last + else + x=bx + end + swap=false + else + ax=x + ay=y+stack[i] + bx=ax+stack[i+1] + by=ay+stack[i+2] + x=bx+stack[i+3] + if last and i+3==top then + y=by+last + else + y=by + end + swap=true + end + xycurveto(ax,ay,bx,by,x,y) + end + top=0 + end + local function hvcurveto() + if trace_charstrings then + showstate("hvcurveto") + end + xxcurveto(true) + end + local function vhcurveto() + if trace_charstrings then + showstate("vhcurveto") + end + xxcurveto(false) + end + local function rcurveline() + if trace_charstrings then + showstate("rcurveline") + end + for i=1,top-2,6 do + local ax=x+stack[i] + local ay=y+stack[i+1] + local bx=ax+stack[i+2] + local by=ay+stack[i+3] + x=bx+stack[i+4] + y=by+stack[i+5] + xycurveto(ax,ay,bx,by,x,y) + end + x=x+stack[top-1] + y=y+stack[top] + xylineto() + top=0 + end + local function rlinecurve() + if trace_charstrings then + showstate("rlinecurve") + end + if top>6 then + for i=1,top-6,2 do + x=x+stack[i] + y=y+stack[i+1] + xylineto() + end + end + local ax=x+stack[top-5] + local ay=y+stack[top-4] + local bx=ax+stack[top-3] + local by=ay+stack[top-2] + x=bx+stack[top-1] + y=by+stack[top] + xycurveto(ax,ay,bx,by,x,y) + top=0 + end + local function flex() + if trace_charstrings then + showstate("flex") + end + local ax=x+stack[1] + local ay=y+stack[2] + local bx=ax+stack[3] + local by=ay+stack[4] + local cx=bx+stack[5] + local cy=by+stack[6] + xycurveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[7] + local dy=cy+stack[8] + local ex=dx+stack[9] + local ey=dy+stack[10] + x=ex+stack[11] + y=ey+stack[12] + xycurveto(dx,dy,ex,ey,x,y) + top=0 + end + local function hflex() + if trace_charstrings then + showstate("hflex") + end + local ax=x+stack[1] + local ay=y + local bx=ax+stack[2] + local by=ay+stack[3] + local cx=bx+stack[4] + local cy=by + xycurveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[5] + local dy=by + local ex=dx+stack[6] + local ey=y + x=ex+stack[7] + xycurveto(dx,dy,ex,ey,x,y) + top=0 + end + local function hflex1() + if trace_charstrings then + showstate("hflex1") + end + local ax=x+stack[1] + local ay=y+stack[2] + local bx=ax+stack[3] + local by=ay+stack[4] + local cx=bx+stack[5] + local cy=by + xycurveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[6] + local dy=by + local ex=dx+stack[7] + local ey=dy+stack[8] + x=ex+stack[9] + xycurveto(dx,dy,ex,ey,x,y) + top=0 + end + local function flex1() + if trace_charstrings then + showstate("flex1") + end + local ax=x+stack[1] + local ay=y+stack[2] + local bx=ax+stack[3] + local by=ay+stack[4] + local cx=bx+stack[5] + local cy=by+stack[6] + xycurveto(ax,ay,bx,by,cx,cy) + local dx=cx+stack[7] + local dy=cy+stack[8] + local ex=dx+stack[9] + local ey=dy+stack[10] + if abs(ex-x)>abs(ey-y) then + x=ex+stack[11] + else + y=ey+stack[11] + end + xycurveto(dx,dy,ex,ey,x,y) + top=0 + end + local function getstem() + if top==0 then + elseif top%2~=0 then + if width then + remove(stack,1) + else + width=remove(stack,1) + if trace_charstrings then + showvalue("width",width) + end + end + top=top-1 + end + if trace_charstrings then + showstate("stem") + end + stems=stems+idiv(top,2) + top=0 + end + local function getmask() + if top==0 then + elseif top%2~=0 then + if width then + remove(stack,1) + else + width=remove(stack,1) + if trace_charstrings then + showvalue("width",width) + end + end + top=top-1 + end + if trace_charstrings then + showstate(operator==19 and "hintmark" or "cntrmask") + end + stems=stems+idiv(top,2) + top=0 + if stems==0 then + elseif stems<=8 then + return 1 + else + return idiv(stems+7,8) + end + end + local function unsupported(t) + if trace_charstrings then + showstate("unsupported "..t) + end + top=0 + end + local function unsupportedsub(t) + if trace_charstrings then + showstate("unsupported sub "..t) + end + top=0 + end + local function getstem3() + if trace_charstrings then + showstate("stem3") + end + top=0 + end + local function divide() + if version==1 then + local d=stack[top] + top=top-1 + stack[top]=stack[top]/d + end + end + local function closepath() + if version==1 then + if trace_charstrings then + showstate("closepath") + end + end + top=0 + end + local function hsbw() + if version==1 then + if trace_charstrings then + showstate("hsbw") + end + width=stack[top] + end + top=0 + end + local function seac() + if version==1 then + if trace_charstrings then + showstate("seac") + end + end + top=0 + end + local function sbw() + if version==1 then + if trace_charstrings then + showstate("sbw") + end + width=stack[top-1] + end + top=0 + end + local function callothersubr() + if version==1 then + if trace_charstrings then + showstate("callothersubr (unsupported)") + end + end + top=0 + end + local function pop() + if version==1 then + if trace_charstrings then + showstate("pop (unsupported)") + end + top=top+1 + stack[top]=0 + else + top=0 + end + end + local function setcurrentpoint() + if version==1 then + if trace_charstrings then + showstate("pop (unsupported)") + end + x=x+stack[top-1] + y=y+stack[top] + end + top=0 + end + local reginit=false + local function updateregions(n) + if regions then + local current=regions[n] or regions[1] + nofregions=#current + if axis and n~=reginit then + factors={} + for i=1,nofregions do + local region=current[i] + local s=1 + for j=1,#axis do + local f=axis[j] + local r=region[j] + local start=r.start + local peak=r.peak + local stop=r.stop + if start>peak or peak>stop then + elseif start<0 and stop>0 and peak~=0 then + elseif peak==0 then + elseif f<start or f>stop then + s=0 + break + elseif f<peak then + s=s*(f-start)/(peak-start) + elseif f>peak then + s=s*(stop-f)/(stop-peak) + else + end + end + factors[i]=s + end + end + end + reginit=n + end + local function setvsindex() + local vsindex=stack[top] + if trace_charstrings then + showstate(formatters["vsindex %i"](vsindex)) + end + updateregions(vsindex) + top=top-1 + end + local function blend() + local n=stack[top] + top=top-1 + if axis then + if trace_charstrings then + local t=top-nofregions*n + local m=t-n + for i=1,n do + local k=m+i + local d=m+n+(i-1)*nofregions + local old=stack[k] + local new=old + for r=1,nofregions do + new=new+stack[d+r]*factors[r] + end + stack[k]=new + showstate(formatters["blend %i of %i: %s -> %s"](i,n,old,new)) + end + top=t + elseif n==1 then + top=top-nofregions + local v=stack[top] + for r=1,nofregions do + v=v+stack[top+r]*factors[r] + end + stack[top]=v + else + top=top-nofregions*n + local d=top + local k=top-n + for i=1,n do + k=k+1 + local v=stack[k] + for r=1,nofregions do + v=v+stack[d+r]*factors[r] + end + stack[k]=v + d=d+nofregions + end + end + else + end + end + local actions={ [0]=unsupported, + getstem, + unsupported, + getstem, + vmoveto, + rlineto, + hlineto, + vlineto, + rrcurveto, + unsupported, + unsupported, + unsupported, + unsupported, + hsbw, + unsupported, + setvsindex, + blend, + unsupported, + getstem, + getmask, + getmask, + rmoveto, + hmoveto, + getstem, + rcurveline, + rlinecurve, + vvcurveto, + hhcurveto, + unsupported, + unsupported, + vhcurveto, + hvcurveto, + } + local subactions={ + [000]=dotsection, + [001]=getstem3, + [002]=getstem3, + [006]=seac, + [007]=sbw, + [012]=divide, + [016]=callothersubr, + [017]=pop, + [033]=setcurrentpoint, + [034]=hflex, + [035]=flex, + [036]=hflex1, + [037]=flex1, + } + local chars=setmetatableindex(function (t,k) + local v=char(k) + t[k]=v + return v + end) + local c_endchar=chars[14] + local encode={} + setmetatableindex(encode,function(t,i) + for i=-2048,-1130 do + t[i]=char(28,band(rshift(i,8),0xFF),band(i,0xFF)) + end + for i=-1131,-108 do + local v=0xFB00-i-108 + t[i]=char(band(rshift(v,8),0xFF),band(v,0xFF)) + end + for i=-107,107 do + t[i]=chars[i+139] + end + for i=108,1131 do + local v=0xF700+i-108 + t[i]=char(extract(v,8,8),extract(v,0,8)) + end + for i=1132,2048 do + t[i]=char(28,band(rshift(i,8),0xFF),band(i,0xFF)) + end + setmetatableindex(encode,function(t,k) + local r=round(k) + local v=rawget(t,r) + if v then + return v + end + local v1=floor(k) + local v2=floor((k-v1)*0x10000) + return char(255,extract(v1,8,8),extract(v1,0,8),extract(v2,8,8),extract(v2,0,8)) + end) + return t[i] + end) + readers.cffencoder=encode + local function p_setvsindex() + local vsindex=stack[top] + updateregions(vsindex) + top=top-1 + end + local function p_blend() + local n=stack[top] + top=top-1 + if not axis then + elseif n==1 then + top=top-nofregions + local v=stack[top] + for r=1,nofregions do + v=v+stack[top+r]*factors[r] + end + stack[top]=round(v) + else + top=top-nofregions*n + local d=top + local k=top-n + for i=1,n do + k=k+1 + local v=stack[k] + for r=1,nofregions do + v=v+stack[d+r]*factors[r] + end + stack[k]=round(v) + d=d+nofregions + end + end + end + local function p_getstem() + local n=0 + if top%2~=0 then + n=1 + end + if top>n then + stems=stems+idiv(top-n,2) + end + end + local function p_getmask() + local n=0 + if top%2~=0 then + n=1 + end + if top>n then + stems=stems+idiv(top-n,2) + end + if stems==0 then + return 0 + elseif stems<=8 then + return 1 + else + return idiv(stems+7,8) + end + end + local process + local function call(scope,list,bias) + depth=depth+1 + if top==0 then + showstate(formatters["unknown %s call %s"](scope,"?")) + top=0 + else + local index=stack[top]+bias + top=top-1 + if trace_charstrings then + showvalue(scope,index,true) + end + local tab=list[index] + if tab then + process(tab) + else + showstate(formatters["unknown %s call %s"](scope,index)) + top=0 + end + end + depth=depth-1 + end + local justpass=false + process=function(tab) + local i=1 + local n=#tab + while i<=n do + local t=tab[i] + if t>=32 then + top=top+1 + if t<=246 then + stack[top]=t-139 + i=i+1 + elseif t<=250 then + stack[top]=t*256-63124+tab[i+1] + i=i+2 + elseif t<=254 then + stack[top]=-t*256+64148-tab[i+1] + i=i+2 + else + local n=0x100*tab[i+1]+tab[i+2] + if n>=0x8000 then + stack[top]=n-0x10000+(0x100*tab[i+3]+tab[i+4])/0xFFFF + else + stack[top]=n+(0x100*tab[i+3]+tab[i+4])/0xFFFF + end + i=i+5 + end + elseif t==28 then + top=top+1 + local n=0x100*tab[i+1]+tab[i+2] + if n>=0x8000 then + stack[top]=n-0x10000 + else + stack[top]=n + end + i=i+3 + elseif t==11 then + if trace_charstrings then + showstate("return") + end + return + elseif t==10 then + call("local",locals,localbias) + i=i+1 + elseif t==14 then + if width then + elseif top>0 then + width=stack[1] + if trace_charstrings then + showvalue("width",width) + end + else + width=true + end + if trace_charstrings then + showstate("endchar") + end + return + elseif t==29 then + call("global",globals,globalbias) + i=i+1 + elseif t==12 then + i=i+1 + local t=tab[i] + if justpass then + if t>=34 and t<=37 then + for i=1,top do + r=r+1;result[r]=encode[stack[i]] + end + r=r+1;result[r]=chars[12] + r=r+1;result[r]=chars[t] + top=0 + else + local a=subactions[t] + if a then + a(t) + else + top=0 + end + end + else + local a=subactions[t] + if a then + a(t) + else + if trace_charstrings then + showvalue("<subaction>",t) + end + top=0 + end + end + i=i+1 + elseif justpass then + if t==15 then + p_setvsindex() + i=i+1 + elseif t==16 then + local s=p_blend() or 0 + i=i+s+1 + elseif t==1 or t==3 or t==18 or operation==23 then + p_getstem() +if true then + if top>0 then + for i=1,top do + r=r+1;result[r]=encode[stack[i]] + end + top=0 + end + r=r+1;result[r]=chars[t] +else + top=0 +end + i=i+1 + elseif t==19 or t==20 then + local s=p_getmask() or 0 +if true then + if top>0 then + for i=1,top do + r=r+1;result[r]=encode[stack[i]] + end + top=0 + end + r=r+1;result[r]=chars[t] + for j=1,s do + i=i+1 + r=r+1;result[r]=chars[tab[i]] + end +else + i=i+s + top=0 +end + i=i+1 + elseif t==9 then + top=0 + i=i+1 + elseif t==13 then + local s=hsbw() or 0 + i=i+s+1 + else + if top>0 then + for i=1,top do + r=r+1;result[r]=encode[stack[i]] + end + top=0 + end + r=r+1;result[r]=chars[t] + i=i+1 + end + else + local a=actions[t] + if a then + local s=a(t) + if s then + i=i+s+1 + else + i=i+1 + end + else + if trace_charstrings then + showvalue("<action>",t) + end + top=0 + i=i+1 + end + end + end + end + local function setbias(globals,locals,nobias) + if nobias then + return 0,0 + else + local g=#globals + local l=#locals + return + ((g<1240 and 107) or (g<33900 and 1131) or 32768)+1, + ((l<1240 and 107) or (l<33900 and 1131) or 32768)+1 + end + end + local function processshape(tab,index) + if not tab then + glyphs[index]={ + boundingbox={ 0,0,0,0 }, + width=0, + name=charset and charset[index] or nil, + } + return + end + tab=bytetable(tab) + x=0 + y=0 + width=false + r=0 + top=0 + stems=0 + result={} + xmin=0 + xmax=0 + ymin=0 + ymax=0 + checked=false + if trace_charstrings then + report("glyph: %i",index) + report("data : % t",tab) + end + if regions then + updateregions(vsindex) + end + process(tab) + local boundingbox={ + round(xmin), + round(ymin), + round(xmax), + round(ymax), + } + if width==true or width==false then + width=defaultwidth + else + width=nominalwidth+width + end + local glyph=glyphs[index] + if justpass then + r=r+1 + result[r]=c_endchar + local stream=concat(result) + if glyph then + glyph.stream=stream + else + glyphs[index]={ stream=stream } + end + elseif glyph then + glyph.segments=keepcurve~=false and result or nil + glyph.boundingbox=boundingbox + if not glyph.width then + glyph.width=width + end + if charset and not glyph.name then + glyph.name=charset[index] + end + elseif keepcurve then + glyphs[index]={ + segments=result, + boundingbox=boundingbox, + width=width, + name=charset and charset[index] or nil, + } + else + glyphs[index]={ + boundingbox=boundingbox, + width=width, + name=charset and charset[index] or nil, + } + end + if trace_charstrings then + report("width : %s",tostring(width)) + report("boundingbox: % t",boundingbox) + end + end + startparsing=function(fontdata,data,streams) + reginit=false + axis=false + regions=data.regions + justpass=streams==true + if regions then + regions={ regions } + axis=data.factors or false + end + end + stopparsing=function(fontdata,data) + stack={} + glyphs=false + result={} + top=0 + locals=false + globals=false + strings=false + end + local function setwidths(private) + if not private then + return 0,0 + end + local privatedata=private.data + if not privatedata then + return 0,0 + end + return privatedata.nominalwidthx or 0,privatedata.defaultwidthx or 0 + end + parsecharstrings=function(fontdata,data,glphs,doshapes,tversion,streams,nobias) + local dictionary=data.dictionaries[1] + local charstrings=dictionary.charstrings + keepcurve=doshapes + version=tversion + strings=data.strings + globals=data.routines or {} + locals=dictionary.subroutines or {} + charset=dictionary.charset + vsindex=dictionary.vsindex or 0 + glyphs=glphs or {} + globalbias,localbias=setbias(globals,locals,nobias) + nominalwidth,defaultwidth=setwidths(dictionary.private) + if charstrings then + startparsing(fontdata,data,streams) + for index=1,#charstrings do + processshape(charstrings[index],index-1) + end + stopparsing(fontdata,data) + else + report("no charstrings") + end + return glyphs + end + parsecharstring=function(fontdata,data,dictionary,tab,glphs,index,doshapes,tversion,streams) + keepcurve=doshapes + version=tversion + strings=data.strings + globals=data.routines or {} + locals=dictionary.subroutines or {} + charset=false + vsindex=dictionary.vsindex or 0 + glyphs=glphs or {} + justpass=streams==true + globalbias,localbias=setbias(globals,locals,nobias) + nominalwidth,defaultwidth=setwidths(dictionary.private) + processshape(tab,index-1) + end +end +local function readglobals(f,data) + local routines=readlengths(f) + for i=1,#routines do + routines[i]=readbytetable(f,routines[i]) + end + data.routines=routines +end +local function readencodings(f,data) + data.encodings={} +end +local function readcharsets(f,data,dictionary) + local header=data.header + local strings=data.strings + local nofglyphs=data.nofglyphs + local charsetoffset=dictionary.charset + if charsetoffset and charsetoffset~=0 then + setposition(f,header.offset+charsetoffset) + local format=readbyte(f) + local charset={ [0]=".notdef" } + dictionary.charset=charset + if format==0 then + for i=1,nofglyphs do + charset[i]=strings[readushort(f)] + end + elseif format==1 or format==2 then + local readcount=format==1 and readbyte or readushort + local i=1 + while i<=nofglyphs do + local sid=readushort(f) + local n=readcount(f) + for s=sid,sid+n do + charset[i]=strings[s] + i=i+1 + if i>nofglyphs then + break + end + end + end + else + report("cff parser: unsupported charset format %a",format) + end + else + dictionary.nocharset=true + dictionary.charset=nil + end +end +local function readprivates(f,data) + local header=data.header + local dictionaries=data.dictionaries + local private=dictionaries[1].private + if private then + setposition(f,header.offset+private.offset) + private.data=readstring(f,private.size) + end +end +local function readlocals(f,data,dictionary) + local header=data.header + local private=dictionary.private + if private then + local subroutineoffset=private.data.subroutines + if subroutineoffset~=0 then + setposition(f,header.offset+private.offset+subroutineoffset) + local subroutines=readlengths(f) + for i=1,#subroutines do + subroutines[i]=readbytetable(f,subroutines[i]) + end + dictionary.subroutines=subroutines + private.data.subroutines=nil + else + dictionary.subroutines={} + end + else + dictionary.subroutines={} + end +end +local function readcharstrings(f,data,what) + local header=data.header + local dictionaries=data.dictionaries + local dictionary=dictionaries[1] + local stringtype=dictionary.charstringtype + local offset=dictionary.charstrings + if type(offset)~="number" then + elseif stringtype==2 then + setposition(f,header.offset+offset) + local charstrings=readlengths(f,what=="cff2") + local nofglyphs=#charstrings + for i=1,nofglyphs do + charstrings[i]=readstring(f,charstrings[i]) + end + data.nofglyphs=nofglyphs + dictionary.charstrings=charstrings + else + report("unsupported charstr type %i",stringtype) + data.nofglyphs=0 + dictionary.charstrings={} + end +end +local function readcidprivates(f,data) + local header=data.header + local dictionaries=data.dictionaries[1].cid.dictionaries + for i=1,#dictionaries do + local dictionary=dictionaries[i] + local private=dictionary.private + if private then + setposition(f,header.offset+private.offset) + private.data=readstring(f,private.size) + end + end + parseprivates(data,dictionaries) +end +readers.parsecharstrings=parsecharstrings +local function readnoselect(f,fontdata,data,glyphs,doshapes,version,streams) + local dictionaries=data.dictionaries + local dictionary=dictionaries[1] + readglobals(f,data) + readcharstrings(f,data,version) + if version=="cff2" then + dictionary.charset=nil + else + readencodings(f,data) + readcharsets(f,data,dictionary) + end + readprivates(f,data) + parseprivates(data,data.dictionaries) + readlocals(f,data,dictionary) + startparsing(fontdata,data,streams) + parsecharstrings(fontdata,data,glyphs,doshapes,version,streams) + stopparsing(fontdata,data) +end +local function readfdselect(f,fontdata,data,glyphs,doshapes,version,streams) + local header=data.header + local dictionaries=data.dictionaries + local dictionary=dictionaries[1] + local cid=dictionary.cid + local cidselect=cid and cid.fdselect + readglobals(f,data) + readcharstrings(f,data,version) + if version~="cff2" then + readencodings(f,data) + end + local charstrings=dictionary.charstrings + local fdindex={} + local nofglyphs=data.nofglyphs + local maxindex=-1 + setposition(f,header.offset+cidselect) + local format=readbyte(f) + if format==1 then + for i=0,nofglyphs do + local index=readbyte(f) + fdindex[i]=index + if index>maxindex then + maxindex=index + end + end + elseif format==3 then + local nofranges=readushort(f) + local first=readushort(f) + local index=readbyte(f) + while true do + local last=readushort(f) + if index>maxindex then + maxindex=index + end + for i=first,last do + fdindex[i]=index + end + if last>=nofglyphs then + break + else + first=last+1 + index=readbyte(f) + end + end + else + end + if maxindex>=0 then + local cidarray=cid.fdarray + if cidarray then + setposition(f,header.offset+cidarray) + local dictionaries=readlengths(f) + for i=1,#dictionaries do + dictionaries[i]=readstring(f,dictionaries[i]) + end + parsedictionaries(data,dictionaries) + cid.dictionaries=dictionaries + readcidprivates(f,data) + for i=1,#dictionaries do + readlocals(f,data,dictionaries[i]) + end + startparsing(fontdata,data,streams) + for i=1,#charstrings do + parsecharstring(fontdata,data,dictionaries[fdindex[i]+1],charstrings[i],glyphs,i,doshapes,version,streams) + end + stopparsing(fontdata,data) + else + report("no cid array") + end + end +end +local gotodatatable=readers.helpers.gotodatatable +local function cleanup(data,dictionaries) +end +function readers.cff(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"cff",specification.details or specification.glyphs) + if tableoffset then + local header=readheader(f) + if header.major~=1 then + report("only version %s is supported for table %a",1,"cff") + return + end + local glyphs=fontdata.glyphs + local names=readfontnames(f) + local dictionaries=readtopdictionaries(f) + local strings=readstrings(f) + local data={ + header=header, + names=names, + dictionaries=dictionaries, + strings=strings, + nofglyphs=fontdata.nofglyphs, + } + parsedictionaries(data,dictionaries,"cff") + local dic=dictionaries[1] + local cid=dic.cid + local cffinfo={ + familyname=dic.familyname, + fullname=dic.fullname, + boundingbox=dic.boundingbox, + weight=dic.weight, + italicangle=dic.italicangle, + underlineposition=dic.underlineposition, + underlinethickness=dic.underlinethickness, + defaultwidth=dic.defaultwidthx, + nominalwidth=dic.nominalwidthx, + monospaced=dic.monospaced, + } + fontdata.cidinfo=cid and { + registry=cid.registry, + ordering=cid.ordering, + supplement=cid.supplement, + } + fontdata.cffinfo=cffinfo + local all=specification.shapes or specification.streams or false + if specification.glyphs or all then + if cid and cid.fdselect then + readfdselect(f,fontdata,data,glyphs,all,"cff",specification.streams) + else + readnoselect(f,fontdata,data,glyphs,all,"cff",specification.streams) + end + end + local private=dic.private + if private then + local data=private.data + if type(data)=="table" then + cffinfo.defaultwidth=data.defaultwidthx or cffinfo.defaultwidth + cffinfo.nominalwidth=data.nominalwidthx or cffinfo.nominalwidth + cffinfo.bluevalues=data.bluevalues + cffinfo.otherblues=data.otherblues + cffinfo.familyblues=data.familyblues + cffinfo.familyotherblues=data.familyotherblues + cffinfo.bluescale=data.bluescale + cffinfo.blueshift=data.blueshift + cffinfo.bluefuzz=data.bluefuzz + cffinfo.stdhw=data.stdhw + cffinfo.stdvw=data.stdvw + end + end + cleanup(data,dictionaries) + end +end +function readers.cff2(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"cff2",specification.glyphs) + if tableoffset then + local header=readheader(f) + if header.major~=2 then + report("only version %s is supported for table %a",2,"cff2") + return + end + local glyphs=fontdata.glyphs + local dictionaries={ readstring(f,header.dsize) } + local data={ + header=header, + dictionaries=dictionaries, + nofglyphs=fontdata.nofglyphs, + } + parsedictionaries(data,dictionaries,"cff2") + local offset=dictionaries[1].vstore + if offset>0 then + local storeoffset=dictionaries[1].vstore+data.header.offset+2 + local regions,deltas=readers.helpers.readvariationdata(f,storeoffset,factors) + data.regions=regions + data.deltas=deltas + else + data.regions={} + data.deltas={} + end + data.factors=specification.factors + local cid=data.dictionaries[1].cid + local all=specification.shapes or specification.streams or false + if cid and cid.fdselect then + readfdselect(f,fontdata,data,glyphs,all,"cff2",specification.streams) + else + readnoselect(f,fontdata,data,glyphs,all,"cff2",specification.streams) + end + cleanup(data,dictionaries) + end +end +function readers.cffcheck(filename) + local f=io.open(filename,"rb") + if f then + local fontdata={ + glyphs={}, + } + local header=readheader(f) + if header.major~=1 then + report("only version %s is supported for table %a",1,"cff") + return + end + local names=readfontnames(f) + local dictionaries=readtopdictionaries(f) + local strings=readstrings(f) + local glyphs={} + local data={ + header=header, + names=names, + dictionaries=dictionaries, + strings=strings, + glyphs=glyphs, + nofglyphs=0, + } + parsedictionaries(data,dictionaries,"cff") + local cid=data.dictionaries[1].cid + if cid and cid.fdselect then + readfdselect(f,fontdata,data,glyphs,false) + else + readnoselect(f,fontdata,data,glyphs,false) + end + return data + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-cff”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ttf” 44e61cef50dab9b1aaf48130f9367c34] --- + +if not modules then modules={} end modules ['font-ttf']={ + 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,type,unpack=next,type,unpack +local band,rshift=bit32.band,bit32.rshift +local sqrt,round=math.sqrt,math.round +local char,rep=string.char,string.rep +local concat=table.concat +local idiv=number.idiv +local setmetatableindex=table.setmetatableindex +local report=logs.reporter("otf reader","ttf") +local trace_deltas=false +local readers=fonts.handlers.otf.readers +local streamreader=readers.streamreader +local setposition=streamreader.setposition +local getposition=streamreader.getposition +local skipbytes=streamreader.skip +local readbyte=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readulong=streamreader.readcardinal4 +local readchar=streamreader.readinteger1 +local readshort=streamreader.readinteger2 +local read2dot14=streamreader.read2dot14 +local readinteger=streamreader.readinteger1 +local readcardinaltable=streamreader.readcardinaltable +local readintegertable=streamreader.readintegertable +directives.register("fonts.streamreader",function() + streamreader=utilities.streams + setposition=streamreader.setposition + getposition=streamreader.getposition + skipbytes=streamreader.skip + readbyte=streamreader.readcardinal1 + readushort=streamreader.readcardinal2 + readulong=streamreader.readcardinal4 + readchar=streamreader.readinteger1 + readshort=streamreader.readinteger2 + read2dot14=streamreader.read2dot14 + readinteger=streamreader.readinteger1 + readcardinaltable=streamreader.readcardinaltable + readintegertable=streamreader.readintegertable +end) +local short=2 +local ushort=2 +local ulong=4 +local helpers=readers.helpers +local gotodatatable=helpers.gotodatatable +local function mergecomposites(glyphs,shapes) + local function merge(index,shape,components) + local contours={} + local points={} + local nofcontours=0 + local nofpoints=0 + local offset=0 + local deltas=shape.deltas + for i=1,#components do + local component=components[i] + local subindex=component.index + local subshape=shapes[subindex] + local subcontours=subshape.contours + local subpoints=subshape.points + if not subcontours then + local subcomponents=subshape.components + if subcomponents then + subcontours,subpoints=merge(subindex,subshape,subcomponents) + end + end + if subpoints then + local matrix=component.matrix + local xscale=matrix[1] + local xrotate=matrix[2] + local yrotate=matrix[3] + local yscale=matrix[4] + local xoffset=matrix[5] + local yoffset=matrix[6] + local count=#subpoints + if xscale==1 and yscale==1 and xrotate==0 and yrotate==0 then + for i=1,count do + local p=subpoints[i] + nofpoints=nofpoints+1 + points[nofpoints]={ + p[1]+xoffset, + p[2]+yoffset, + p[3] + } + end + else + for i=1,count do + local p=subpoints[i] + local x=p[1] + local y=p[2] + nofpoints=nofpoints+1 + points[nofpoints]={ + xscale*x+xrotate*y+xoffset, + yscale*y+yrotate*x+yoffset, + p[3] + } + end + end + local subcount=#subcontours + if subcount==1 then + nofcontours=nofcontours+1 + contours[nofcontours]=offset+subcontours[1] + else + for i=1,#subcontours do + nofcontours=nofcontours+1 + contours[nofcontours]=offset+subcontours[i] + end + end + offset=offset+count + else + report("missing contours composite %s, component %s of %s, glyph %s",index,i,#components,subindex) + end + end + shape.points=points + shape.contours=contours + shape.components=nil + return contours,points + end + for index=0,#glyphs-1 do + local shape=shapes[index] + if shape then + local components=shape.components + if components then + merge(index,shape,components) + end + end + end +end +local function readnothing(f) + return { + type="nothing", + } +end +local function curveto(m_x,m_y,l_x,l_y,r_x,r_y) + return + l_x+2/3*(m_x-l_x),l_y+2/3*(m_y-l_y), + r_x+2/3*(m_x-r_x),r_y+2/3*(m_y-r_y), + r_x,r_y,"c" +end +local function applyaxis(glyph,shape,deltas,dowidth) + local points=shape.points + if points then + local nofpoints=#points + local h=nofpoints+2 + local l=nofpoints+1 + local dw=0 + local dl=0 + for i=1,#deltas do + local deltaset=deltas[i] + local xvalues=deltaset.xvalues + local yvalues=deltaset.yvalues + local dpoints=deltaset.points + local factor=deltaset.factor + if dpoints then + local nofdpoints=#dpoints + for i=1,nofdpoints do + local d=dpoints[i] + local p=points[d] + if p then + if xvalues then + local x=xvalues[i] + if x and x~=0 then + p[1]=p[1]+factor*x + end + end + if yvalues then + local y=yvalues[i] + if y and y~=0 then + p[2]=p[2]+factor*y + end + end + elseif dowidth then + if d==h then + local x=xvalues[i] + if x then + dw=dw+factor*x + end + elseif d==l then + local x=xvalues[i] + if x then + dl=dl+factor*x + end + end + end + end + else + for i=1,nofpoints do + local p=points[i] + if xvalues then + local x=xvalues[i] + if x and x~=0 then + p[1]=p[1]+factor*x + end + end + if yvalues then + local y=yvalues[i] + if y and y~=0 then + p[2]=p[2]+factor*y + end + end + end + if dowidth then + local x=xvalues[h] + if x then + dw=dw+factor*x + end + local x=xvalues[l] + if x then + dl=dl+factor*x + end + end + end + end + if dowidth then + local width=glyph.width or 0 + glyph.width=width+dw-dl + end + else + report("no points for glyph %a",glyph.name) + end +end +local quadratic=false +local function contours2outlines_normal(glyphs,shapes) + for index=0,#glyphs-1 do + local shape=shapes[index] + if shape then + local glyph=glyphs[index] + local contours=shape.contours + local points=shape.points + if contours then + local nofcontours=#contours + local segments={} + local nofsegments=0 + glyph.segments=segments + if nofcontours>0 then + local px=0 + local py=0 + local first=1 + for i=1,nofcontours do + local last=contours[i] + if last>=first then + local first_pt=points[first] + local first_on=first_pt[3] + if first==last then + first_pt[3]="m" + nofsegments=nofsegments+1 + segments[nofsegments]=first_pt + else + local first_on=first_pt[3] + local last_pt=points[last] + local last_on=last_pt[3] + local start=1 + local control_pt=false + if first_on then + start=2 + else + if last_on then + first_pt=last_pt + else + first_pt={ (first_pt[1]+last_pt[1])/2,(first_pt[2]+last_pt[2])/2,false } + end + control_pt=first_pt + end + local x=first_pt[1] + local y=first_pt[2] + if not done then + xmin=x + ymin=y + xmax=x + ymax=y + done=true + end + nofsegments=nofsegments+1 + segments[nofsegments]={ x,y,"m" } + if not quadratic then + px=x + py=y + end + local previous_pt=first_pt + for i=first,last do + local current_pt=points[i] + local current_on=current_pt[3] + local previous_on=previous_pt[3] + if previous_on then + if current_on then + local x,y=current_pt[1],current_pt[2] + nofsegments=nofsegments+1 + segments[nofsegments]={ x,y,"l" } + if not quadratic then + px,py=x,y + end + else + control_pt=current_pt + end + elseif current_on then + local x1=control_pt[1] + local y1=control_pt[2] + local x2=current_pt[1] + local y2=current_pt[2] + nofsegments=nofsegments+1 + if quadratic then + segments[nofsegments]={ x1,y1,x2,y2,"q" } + else + x1,y1,x2,y2,px,py=curveto(x1,y1,px,py,x2,y2) + segments[nofsegments]={ x1,y1,x2,y2,px,py,"c" } + end + control_pt=false + else + local x2=(previous_pt[1]+current_pt[1])/2 + local y2=(previous_pt[2]+current_pt[2])/2 + local x1=control_pt[1] + local y1=control_pt[2] + nofsegments=nofsegments+1 + if quadratic then + segments[nofsegments]={ x1,y1,x2,y2,"q" } + else + x1,y1,x2,y2,px,py=curveto(x1,y1,px,py,x2,y2) + segments[nofsegments]={ x1,y1,x2,y2,px,py,"c" } + end + control_pt=current_pt + end + previous_pt=current_pt + end + if first_pt==last_pt then + else + nofsegments=nofsegments+1 + local x2=first_pt[1] + local y2=first_pt[2] + if not control_pt then + segments[nofsegments]={ x2,y2,"l" } + elseif quadratic then + local x1=control_pt[1] + local y1=control_pt[2] + segments[nofsegments]={ x1,y1,x2,y2,"q" } + else + local x1=control_pt[1] + local y1=control_pt[2] + x1,y1,x2,y2,px,py=curveto(x1,y1,px,py,x2,y2) + segments[nofsegments]={ x1,y1,x2,y2,px,py,"c" } + end + end + end + end + first=last+1 + end + end + end + end + end +end +local function contours2outlines_shaped(glyphs,shapes,keepcurve) + for index=0,#glyphs-1 do + local shape=shapes[index] + if shape then + local glyph=glyphs[index] + local contours=shape.contours + local points=shape.points + if contours then + local nofcontours=#contours + local segments=keepcurve and {} or nil + local nofsegments=0 + if keepcurve then + glyph.segments=segments + end + if nofcontours>0 then + local xmin,ymin,xmax,ymax,done=0,0,0,0,false + local px,py=0,0 + local first=1 + for i=1,nofcontours do + local last=contours[i] + if last>=first then + local first_pt=points[first] + local first_on=first_pt[3] + if first==last then + if keepcurve then + first_pt[3]="m" + nofsegments=nofsegments+1 + segments[nofsegments]=first_pt + end + else + local first_on=first_pt[3] + local last_pt=points[last] + local last_on=last_pt[3] + local start=1 + local control_pt=false + if first_on then + start=2 + else + if last_on then + first_pt=last_pt + else + first_pt={ (first_pt[1]+last_pt[1])/2,(first_pt[2]+last_pt[2])/2,false } + end + control_pt=first_pt + end + local x=first_pt[1] + local y=first_pt[2] + if not done then + xmin,ymin,xmax,ymax=x,y,x,y + done=true + else + if x<xmin then xmin=x elseif x>xmax then xmax=x end + if y<ymin then ymin=y elseif y>ymax then ymax=y end + end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x,y,"m" } + end + if not quadratic then + px=x + py=y + end + local previous_pt=first_pt + for i=first,last do + local current_pt=points[i] + local current_on=current_pt[3] + local previous_on=previous_pt[3] + if previous_on then + if current_on then + local x=current_pt[1] + local y=current_pt[2] + if x<xmin then xmin=x elseif x>xmax then xmax=x end + if y<ymin then ymin=y elseif y>ymax then ymax=y end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x,y,"l" } + end + if not quadratic then + px=x + py=y + end + else + control_pt=current_pt + end + elseif current_on then + local x1=control_pt[1] + local y1=control_pt[2] + local x2=current_pt[1] + local y2=current_pt[2] + if quadratic then + if x1<xmin then xmin=x1 elseif x1>xmax then xmax=x1 end + if y1<ymin then ymin=y1 elseif y1>ymax then ymax=y1 end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x1,y1,x2,y2,"q" } + end + else + x1,y1,x2,y2,px,py=curveto(x1,y1,px,py,x2,y2) + if x1<xmin then xmin=x1 elseif x1>xmax then xmax=x1 end + if y1<ymin then ymin=y1 elseif y1>ymax then ymax=y1 end + if x2<xmin then xmin=x2 elseif x2>xmax then xmax=x2 end + if y2<ymin then ymin=y2 elseif y2>ymax then ymax=y2 end + if px<xmin then xmin=px elseif px>xmax then xmax=px end + if py<ymin then ymin=py elseif py>ymax then ymax=py end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x1,y1,x2,y2,px,py,"c" } + end + end + control_pt=false + else + local x2=(previous_pt[1]+current_pt[1])/2 + local y2=(previous_pt[2]+current_pt[2])/2 + local x1=control_pt[1] + local y1=control_pt[2] + if quadratic then + if x1<xmin then xmin=x1 elseif x1>xmax then xmax=x1 end + if y1<ymin then ymin=y1 elseif y1>ymax then ymax=y1 end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x1,y1,x2,y2,"q" } + end + else + x1,y1,x2,y2,px,py=curveto(x1,y1,px,py,x2,y2) + if x1<xmin then xmin=x1 elseif x1>xmax then xmax=x1 end + if y1<ymin then ymin=y1 elseif y1>ymax then ymax=y1 end + if x2<xmin then xmin=x2 elseif x2>xmax then xmax=x2 end + if y2<ymin then ymin=y2 elseif y2>ymax then ymax=y2 end + if px<xmin then xmin=px elseif px>xmax then xmax=px end + if py<ymin then ymin=py elseif py>ymax then ymax=py end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x1,y1,x2,y2,px,py,"c" } + end + end + control_pt=current_pt + end + previous_pt=current_pt + end + if first_pt==last_pt then + elseif not control_pt then + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ first_pt[1],first_pt[2],"l" } + end + else + local x1=control_pt[1] + local y1=control_pt[2] + local x2=first_pt[1] + local y2=first_pt[2] + if x1<xmin then xmin=x1 elseif x1>xmax then xmax=x1 end + if y1<ymin then ymin=y1 elseif y1>ymax then ymax=y1 end + if quadratic then + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x1,y1,x2,y2,"q" } + end + else + x1,y1,x2,y2,px,py=curveto(x1,y1,px,py,x2,y2) + if x2<xmin then xmin=x2 elseif x2>xmax then xmax=x2 end + if y2<ymin then ymin=y2 elseif y2>ymax then ymax=y2 end + if px<xmin then xmin=px elseif px>xmax then xmax=px end + if py<ymin then ymin=py elseif py>ymax then ymax=py end + if keepcurve then + nofsegments=nofsegments+1 + segments[nofsegments]={ x1,y1,x2,y2,px,py,"c" } + end + end + end + end + end + first=last+1 + end + glyph.boundingbox={ round(xmin),round(ymin),round(xmax),round(ymax) } + end + end + end + end +end +local c_zero=char(0) +local s_zero=char(0,0) +local function toushort(n) + return char(band(rshift(n,8),0xFF),band(n,0xFF)) +end +local function toshort(n) + if n<0 then + n=n+0x10000 + end + return char(band(rshift(n,8),0xFF),band(n,0xFF)) +end +local chars=setmetatableindex(function(t,k) + for i=0,255 do local v=char(i) t[i]=v end return t[k] +end) +local function repackpoints(glyphs,shapes) + local noboundingbox={ 0,0,0,0 } + local result={} + local xpoints={} + local ypoints={} + for index=0,#glyphs-1 do + local shape=shapes[index] + if shape then + local r=0 + local glyph=glyphs[index] + local contours=shape.contours + local nofcontours=contours and #contours or 0 + local boundingbox=glyph.boundingbox or noboundingbox + r=r+1 result[r]=toshort(nofcontours) + r=r+1 result[r]=toshort(boundingbox[1]) + r=r+1 result[r]=toshort(boundingbox[2]) + r=r+1 result[r]=toshort(boundingbox[3]) + r=r+1 result[r]=toshort(boundingbox[4]) + if nofcontours>0 then + for i=1,nofcontours do + r=r+1 result[r]=toshort(contours[i]-1) + end + r=r+1 result[r]=s_zero + local points=shape.points + local currentx=0 + local currenty=0 + local x=0 + local y=0 + local lastflag=nil + local nofflags=0 + for i=1,#points do + local pt=points[i] + local px=pt[1] + local py=pt[2] + local fl=pt[3] and 0x01 or 0x00 + if px==currentx then + fl=fl+0x10 + else + local dx=round(px-currentx) + x=x+1 + if dx<-255 or dx>255 then + xpoints[x]=toshort(dx) + elseif dx<0 then + fl=fl+0x02 + xpoints[x]=chars[-dx] + elseif dx>0 then + fl=fl+0x12 + xpoints[x]=chars[dx] + else + fl=fl+0x02 + xpoints[x]=c_zero + end + end + if py==currenty then + fl=fl+0x20 + else + local dy=round(py-currenty) + y=y+1 + if dy<-255 or dy>255 then + ypoints[y]=toshort(dy) + elseif dy<0 then + fl=fl+0x04 + ypoints[y]=chars[-dy] + elseif dy>0 then + fl=fl+0x24 + ypoints[y]=chars[dy] + else + fl=fl+0x04 + ypoints[y]=c_zero + end + end + currentx=px + currenty=py + if lastflag==fl then + if nofflags==255 then + lastflag=lastflag+0x08 + r=r+1 result[r]=char(lastflag,nofflags-1) + nofflags=1 + lastflag=fl + else + nofflags=nofflags+1 + end + else + if nofflags==1 then + r=r+1 result[r]=chars[lastflag] + elseif nofflags==2 then + r=r+1 result[r]=char(lastflag,lastflag) + elseif nofflags>2 then + lastflag=lastflag+0x08 + r=r+1 result[r]=char(lastflag,nofflags-1) + end + nofflags=1 + lastflag=fl + end + end + if nofflags==1 then + r=r+1 result[r]=chars[lastflag] + elseif nofflags==2 then + r=r+1 result[r]=char(lastflag,lastflag) + elseif nofflags>2 then + lastflag=lastflag+0x08 + r=r+1 result[r]=char(lastflag,nofflags-1) + end + r=r+1 result[r]=concat(xpoints,"",1,x) + r=r+1 result[r]=concat(ypoints,"",1,y) + end + local stream=concat(result,"",1,r) + local length=#stream + local padding=idiv(length+3,4)*4-length + if padding>0 then + if padding==1 then + padding="\0" + elseif padding==2 then + padding="\0\0" + else + padding="\0\0\0" + end + padding=stream..padding + end + glyph.stream=stream + end + end +end +local flags={} +local function readglyph(f,nofcontours) + local points={} + local contours={} + for i=1,nofcontours do + contours[i]=readshort(f)+1 + end + local nofpoints=contours[nofcontours] + local nofinstructions=readushort(f) + skipbytes(f,nofinstructions) + local i=1 + while i<=nofpoints do + local flag=readbyte(f) + flags[i]=flag + if band(flag,0x08)~=0 then + local n=readbyte(f) + if n==1 then + i=i+1 + flags[i]=flag + else + for j=1,n do + i=i+1 + flags[i]=flag + end + end + end + i=i+1 + end + local x=0 + for i=1,nofpoints do + local flag=flags[i] + if band(flag,0x02)~=0 then + if band(flag,0x10)~=0 then + x=x+readbyte(f) + else + x=x-readbyte(f) + end + elseif band(flag,0x10)~=0 then + else + x=x+readshort(f) + end + points[i]={ x,0,band(flag,0x01)~=0 } + end + local y=0 + for i=1,nofpoints do + local flag=flags[i] + if band(flag,0x04)~=0 then + if band(flag,0x20)~=0 then + y=y+readbyte(f) + else + y=y-readbyte(f) + end + elseif band(flag,0x20)~=0 then + else + y=y+readshort(f) + end + points[i][2]=y + end + return { + type="glyph", + points=points, + contours=contours, + nofpoints=nofpoints, + } +end +local function readcomposite(f) + local components={} + local nofcomponents=0 + local instructions=false + while true do + local flags=readushort(f) + local index=readushort(f) + local f_xyarg=band(flags,0x0002)~=0 + local f_offset=band(flags,0x0800)~=0 + local xscale=1 + local xrotate=0 + local yrotate=0 + local yscale=1 + local xoffset=0 + local yoffset=0 + local base=false + local reference=false + if f_xyarg then + if band(flags,0x0001)~=0 then + xoffset=readshort(f) + yoffset=readshort(f) + else + xoffset=readchar(f) + yoffset=readchar(f) + end + else + if band(flags,0x0001)~=0 then + base=readshort(f) + reference=readshort(f) + else + base=readchar(f) + reference=readchar(f) + end + end + if band(flags,0x0008)~=0 then + xscale=read2dot14(f) + yscale=xscale + if f_xyarg and f_offset then + xoffset=xoffset*xscale + yoffset=yoffset*yscale + end + elseif band(flags,0x0040)~=0 then + xscale=read2dot14(f) + yscale=read2dot14(f) + if f_xyarg and f_offset then + xoffset=xoffset*xscale + yoffset=yoffset*yscale + end + elseif band(flags,0x0080)~=0 then + xscale=read2dot14(f) + xrotate=read2dot14(f) + yrotate=read2dot14(f) + yscale=read2dot14(f) + if f_xyarg and f_offset then + xoffset=xoffset*sqrt(xscale^2+xrotate^2) + yoffset=yoffset*sqrt(yrotate^2+yscale^2) + end + end + nofcomponents=nofcomponents+1 + components[nofcomponents]={ + index=index, + usemine=band(flags,0x0200)~=0, + round=band(flags,0x0006)~=0, + base=base, + reference=reference, + matrix={ xscale,xrotate,yrotate,yscale,xoffset,yoffset }, + } + if band(flags,0x0100)~=0 then + instructions=true + end + if band(flags,0x0020)==0 then + break + end + end + return { + type="composite", + components=components, + } +end +function readers.loca(f,fontdata,specification) + if specification.glyphs then + local datatable=fontdata.tables.loca + if datatable then + local offset=fontdata.tables.glyf.offset + local format=fontdata.fontheader.indextolocformat + local profile=fontdata.maximumprofile + local nofglyphs=profile and profile.nofglyphs + local locations={} + setposition(f,datatable.offset) + if format==1 then + if not nofglyphs then + nofglyphs=idiv(datatable.length,4)-1 + end + for i=0,nofglyphs do + locations[i]=offset+readulong(f) + end + fontdata.nofglyphs=nofglyphs + else + if not nofglyphs then + nofglyphs=idiv(datatable.length,2)-1 + end + for i=0,nofglyphs do + locations[i]=offset+readushort(f)*2 + end + end + fontdata.nofglyphs=nofglyphs + fontdata.locations=locations + end + end +end +function readers.glyf(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"glyf",specification.glyphs) + if tableoffset then + local locations=fontdata.locations + if locations then + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs + local filesize=fontdata.filesize + local nothing={ 0,0,0,0 } + local shapes={} + local loadshapes=specification.shapes or specification.instance or specification.streams + for index=0,nofglyphs-1 do + local location=locations[index] + local length=locations[index+1]-location + if location>=filesize then + report("discarding %s glyphs due to glyph location bug",nofglyphs-index+1) + fontdata.nofglyphs=index-1 + fontdata.badfont=true + break + elseif length>0 then + setposition(f,location) + local nofcontours=readshort(f) + glyphs[index].boundingbox={ + readshort(f), + readshort(f), + readshort(f), + readshort(f), + } + if not loadshapes then + elseif nofcontours==0 then + shapes[index]=readnothing(f) + elseif nofcontours>0 then + shapes[index]=readglyph(f,nofcontours) + else + shapes[index]=readcomposite(f,nofcontours) + end + else + if loadshapes then + shapes[index]=readnothing(f) + end + glyphs[index].boundingbox=nothing + end + end + if loadshapes then + if readers.gvar then + readers.gvar(f,fontdata,specification,glyphs,shapes) + end + mergecomposites(glyphs,shapes) + if specification.instance then + if specification.streams then + repackpoints(glyphs,shapes) + else + contours2outlines_shaped(glyphs,shapes,specification.shapes) + end + elseif specification.shapes then + if specification.streams then + repackpoints(glyphs,shapes) + else + contours2outlines_normal(glyphs,shapes) + end + elseif specification.streams then + repackpoints(glyphs,shapes) + end + end + end + end +end +local function readtuplerecord(f,nofaxis) + local record={} + for i=1,nofaxis do + record[i]=read2dot14(f) + end + return record +end +local function readpoints(f) + local count=readbyte(f) + if count==0 then + return nil,0 + else + if count<128 then + elseif band(count,0x80)~=0 then + count=band(count,0x7F)*256+readbyte(f) + else + end + local points={} + local p=0 + local n=1 + while p<count do + local control=readbyte(f) + local runreader=band(control,0x80)~=0 and readushort or readbyte + local runlength=band(control,0x7F) + for i=1,runlength+1 do + n=n+runreader(f) + p=p+1 + points[p]=n + end + end + return points,p + end +end +local function readdeltas(f,nofpoints) + local deltas={} + local p=0 + local z=0 + while nofpoints>0 do + local control=readbyte(f) +if not control then + break +end + local allzero=band(control,0x80)~=0 + local runlength=band(control,0x3F)+1 + if allzero then + z=z+runlength + else + local runreader=band(control,0x40)~=0 and readshort or readinteger + if z>0 then + for i=1,z do + p=p+1 + deltas[p]=0 + end + z=0 + end + for i=1,runlength do + p=p+1 + deltas[p]=runreader(f) + end + end + nofpoints=nofpoints-runlength + end + if p>0 then + return deltas + else + end +end +local function readdeltas(f,nofpoints) + local deltas={} + local p=0 + while nofpoints>0 do + local control=readbyte(f) + if control then + local allzero=band(control,0x80)~=0 + local runlength=band(control,0x3F)+1 + if allzero then + for i=1,runlength do + p=p+1 + deltas[p]=0 + end + else + local runreader=band(control,0x40)~=0 and readshort or readinteger + for i=1,runlength do + p=p+1 + deltas[p]=runreader(f) + end + end + nofpoints=nofpoints-runlength + else + break + end + end + if p>0 then + return deltas + else + end +end +function readers.gvar(f,fontdata,specification,glyphdata,shapedata) + local instance=specification.instance + if not instance then + return + end + local factors=specification.factors + if not factors then + return + end + local tableoffset=gotodatatable(f,fontdata,"gvar",specification.variable or specification.shapes) + if tableoffset then + local version=readulong(f) + local nofaxis=readushort(f) + local noftuples=readushort(f) + local tupleoffset=tableoffset+readulong(f) + local nofglyphs=readushort(f) + local flags=readushort(f) + local dataoffset=tableoffset+readulong(f) + local data={} + local tuples={} + local glyphdata=fontdata.glyphs + local dowidth=not fontdata.variabledata.hvarwidths + if band(flags,0x0001)~=0 then + for i=1,nofglyphs+1 do + data[i]=dataoffset+readulong(f) + end + else + for i=1,nofglyphs+1 do + data[i]=dataoffset+2*readushort(f) + end + end + if noftuples>0 then + setposition(f,tupleoffset) + for i=1,noftuples do + tuples[i]=readtuplerecord(f,nofaxis) + end + end + local nextoffset=false + local startoffset=data[1] + for i=1,nofglyphs do + nextoffset=data[i+1] + local glyph=glyphdata[i-1] + local name=trace_deltas and glyph.name + if startoffset==nextoffset then + if name then + report("no deltas for glyph %a",name) + end + else + local shape=shapedata[i-1] + if not shape then + if name then + report("no shape for glyph %a",name) + end + else + lastoffset=startoffset + setposition(f,startoffset) + local flags=readushort(f) + local count=band(flags,0x0FFF) + local offset=startoffset+readushort(f) + local deltas={} + local allpoints=(shape.nofpoints or 0) + local shared=false + local nofshared=0 + if band(flags,0x8000)~=0 then + local current=getposition(f) + setposition(f,offset) + shared,nofshared=readpoints(f) + offset=getposition(f) + setposition(f,current) + end + for j=1,count do + local size=readushort(f) + local flags=readushort(f) + local index=band(flags,0x0FFF) + local haspeak=band(flags,0x8000)~=0 + local intermediate=band(flags,0x4000)~=0 + local private=band(flags,0x2000)~=0 + local peak=nil + local start=nil + local stop=nil + local xvalues=nil + local yvalues=nil + local points=shared + local nofpoints=nofshared + if haspeak then + peak=readtuplerecord(f,nofaxis) + else + if index+1>#tuples then + report("error, bad tuple index",index) + end + peak=tuples[index+1] + end + if intermediate then + start=readtuplerecord(f,nofaxis) + stop=readtuplerecord(f,nofaxis) + end + if size>0 then + local current=getposition(f) + setposition(f,offset) + if private then + points,nofpoints=readpoints(f) + end + if nofpoints==0 then + nofpoints=allpoints+4 + end + if nofpoints>0 then + xvalues=readdeltas(f,nofpoints) + yvalues=readdeltas(f,nofpoints) + end + offset=offset+size + setposition(f,current) + end + if not xvalues and not yvalues then + points=nil + end + local s=1 + for i=1,nofaxis do + local f=factors[i] + local peak=peak and peak [i] or 0 + local start=start and start[i] or (peak<0 and peak or 0) + local stop=stop and stop [i] or (peak>0 and peak or 0) + if start>peak or peak>stop then + elseif start<0 and stop>0 and peak~=0 then + elseif peak==0 then + elseif f<start or f>stop then + s=0 + break + elseif f<peak then + s=s*(f-start)/(peak-start) + elseif f>peak then + s=s*(stop-f)/(stop-peak) + else + end + end + if s==0 then + if name then + report("no deltas applied for glyph %a",name) + end + else + deltas[#deltas+1]={ + factor=s, + points=points, + xvalues=xvalues, + yvalues=yvalues, + } + end + end + if shape.type=="glyph" then + applyaxis(glyph,shape,deltas,dowidth) + else + shape.deltas=deltas + end + end + end + startoffset=nextoffset + end + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ttf”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-dsp” 5d3db0184c903829b2c5bddcb8cdb14c] --- + +if not modules then modules={} end modules ['font-dsp']={ + 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,type,tonumber=next,type,tonumber +local band=bit32.band +local extract=bit32.extract +local bor=bit32.bor +local lshift=bit32.lshift +local rshift=bit32.rshift +local gsub=string.gsub +local lower=string.lower +local sub=string.sub +local strip=string.strip +local tohash=table.tohash +local concat=table.concat +local copy=table.copy +local reversed=table.reversed +local sort=table.sort +local insert=table.insert +local round=math.round +local settings_to_hash=utilities.parsers.settings_to_hash_colon_too +local setmetatableindex=table.setmetatableindex +local formatters=string.formatters +local sortedkeys=table.sortedkeys +local sortedhash=table.sortedhash +local sequenced=table.sequenced +local report=logs.reporter("otf reader") +local readers=fonts.handlers.otf.readers +local streamreader=readers.streamreader +local setposition=streamreader.setposition +local getposition=streamreader.getposition +local readuinteger=streamreader.readcardinal1 +local readushort=streamreader.readcardinal2 +local readulong=streamreader.readcardinal4 +local readinteger=streamreader.readinteger1 +local readshort=streamreader.readinteger2 +local readstring=streamreader.readstring +local readtag=streamreader.readtag +local readbytes=streamreader.readbytes +local readfixed=streamreader.readfixed4 +local read2dot14=streamreader.read2dot14 +local skipshort=streamreader.skipshort +local skipbytes=streamreader.skip +local readbytetable=streamreader.readbytetable +local readbyte=streamreader.readbyte +local readcardinaltable=streamreader.readcardinaltable +local readintegertable=streamreader.readintegertable +local readfword=readshort +local short=2 +local ushort=2 +local ulong=4 +directives.register("fonts.streamreader",function() + streamreader=utilities.streams + setposition=streamreader.setposition + getposition=streamreader.getposition + readuinteger=streamreader.readcardinal1 + readushort=streamreader.readcardinal2 + readulong=streamreader.readcardinal4 + readinteger=streamreader.readinteger1 + readshort=streamreader.readinteger2 + readstring=streamreader.readstring + readtag=streamreader.readtag + readbytes=streamreader.readbytes + readfixed=streamreader.readfixed4 + read2dot14=streamreader.read2dot14 + skipshort=streamreader.skipshort + skipbytes=streamreader.skip + readbytetable=streamreader.readbytetable + readbyte=streamreader.readbyte + readcardinaltable=streamreader.readcardinaltable + readintegertable=streamreader.readintegertable + readfword=readshort +end) +local gsubhandlers={} +local gposhandlers={} +readers.gsubhandlers=gsubhandlers +readers.gposhandlers=gposhandlers +local helpers=readers.helpers +local gotodatatable=helpers.gotodatatable +local setvariabledata=helpers.setvariabledata +local lookupidoffset=-1 +local classes={ + "base", + "ligature", + "mark", + "component", +} +local gsubtypes={ + "single", + "multiple", + "alternate", + "ligature", + "context", + "chainedcontext", + "extension", + "reversechainedcontextsingle", +} +local gpostypes={ + "single", + "pair", + "cursive", + "marktobase", + "marktoligature", + "marktomark", + "context", + "chainedcontext", + "extension", +} +local chaindirections={ + context=0, + chainedcontext=1, + reversechainedcontextsingle=-1, +} +local function setmetrics(data,where,tag,d) + local w=data[where] + if w then + local v=w[tag] + if v then + w[tag]=v+d + end + end +end +local variabletags={ + hasc=function(data,d) setmetrics(data,"windowsmetrics","typoascender",d) end, + hdsc=function(data,d) setmetrics(data,"windowsmetrics","typodescender",d) end, + hlgp=function(data,d) setmetrics(data,"windowsmetrics","typolinegap",d) end, + hcla=function(data,d) setmetrics(data,"windowsmetrics","winascent",d) end, + hcld=function(data,d) setmetrics(data,"windowsmetrics","windescent",d) end, + vasc=function(data,d) setmetrics(data,"vhea not done","ascent",d) end, + vdsc=function(data,d) setmetrics(data,"vhea not done","descent",d) end, + vlgp=function(data,d) setmetrics(data,"vhea not done","linegap",d) end, + xhgt=function(data,d) setmetrics(data,"windowsmetrics","xheight",d) end, + cpht=function(data,d) setmetrics(data,"windowsmetrics","capheight",d) end, + sbxs=function(data,d) setmetrics(data,"windowsmetrics","subscriptxsize",d) end, + sbys=function(data,d) setmetrics(data,"windowsmetrics","subscriptysize",d) end, + sbxo=function(data,d) setmetrics(data,"windowsmetrics","subscriptxoffset",d) end, + sbyo=function(data,d) setmetrics(data,"windowsmetrics","subscriptyoffset",d) end, + spxs=function(data,d) setmetrics(data,"windowsmetrics","superscriptxsize",d) end, + spys=function(data,d) setmetrics(data,"windowsmetrics","superscriptysize",d) end, + spxo=function(data,d) setmetrics(data,"windowsmetrics","superscriptxoffset",d) end, + spyo=function(data,d) setmetrics(data,"windowsmetrics","superscriptyoffset",d) end, + strs=function(data,d) setmetrics(data,"windowsmetrics","strikeoutsize",d) end, + stro=function(data,d) setmetrics(data,"windowsmetrics","strikeoutpos",d) end, + unds=function(data,d) setmetrics(data,"postscript","underlineposition",d) end, + undo=function(data,d) setmetrics(data,"postscript","underlinethickness",d) end, +} +local read_cardinal={ + streamreader.readcardinal1, + streamreader.readcardinal2, + streamreader.readcardinal3, + streamreader.readcardinal4, +} +local read_integer={ + streamreader.readinteger1, + streamreader.readinteger2, + streamreader.readinteger3, + streamreader.readinteger4, +} +local lookupnames={ + gsub={ + single="gsub_single", + multiple="gsub_multiple", + alternate="gsub_alternate", + ligature="gsub_ligature", + context="gsub_context", + chainedcontext="gsub_contextchain", + reversechainedcontextsingle="gsub_reversecontextchain", + }, + gpos={ + single="gpos_single", + pair="gpos_pair", + cursive="gpos_cursive", + marktobase="gpos_mark2base", + marktoligature="gpos_mark2ligature", + marktomark="gpos_mark2mark", + context="gpos_context", + chainedcontext="gpos_contextchain", + } +} +local lookupflags=setmetatableindex(function(t,k) + local v={ + band(k,0x0008)~=0 and true or false, + band(k,0x0004)~=0 and true or false, + band(k,0x0002)~=0 and true or false, + band(k,0x0001)~=0 and true or false, + } + t[k]=v + return v +end) +local function axistofactors(str) + local t=settings_to_hash(str) + for k,v in next,t do + t[k]=tonumber(v) or v + end + return t +end +local hash=table.setmetatableindex(function(t,k) + local v=sequenced(axistofactors(k),",") + t[k]=v + return v +end) +helpers.normalizedaxishash=hash +local cleanname=fonts.names and fonts.names.cleanname or function(name) + return name and (gsub(lower(name),"[^%a%d]","")) or nil +end +helpers.cleanname=cleanname +function helpers.normalizedaxis(str) + return hash[str] or str +end +local function getaxisscale(segments,minimum,default,maximum,user) + if not minimum or not default or not maximum then + return false + end + if user<minimum then + user=minimum + elseif user>maximum then + user=maximum + end + if user<default then + default=- (default-user)/(default-minimum) + elseif user>default then + default=(user-default)/(maximum-default) + else + default=0 + end + if not segments then + return default + end + local e + for i=1,#segments do + local s=segments[i] + if type(s)~="number" then + report("using default axis scale") + return default + elseif s[1]>=default then + if s[2]==default then + return default + else + e=i + break + end + end + end + if e then + local b=segments[e-1] + local e=segments[e] + return b[2]+(e[2]-b[2])*(default-b[1])/(e[1]-b[1]) + else + return false + end +end +local function getfactors(data,instancespec) + if instancespec==true then + elseif type(instancespec)~="string" or instancespec=="" then + return + end + local variabledata=data.variabledata + if not variabledata then + return + end + local instances=variabledata.instances + local axis=variabledata.axis + local segments=variabledata.segments + if instances and axis then + local values + if instancespec==true then + values={} + for i=1,#axis do + values[i]={ + value=axis[i].default, + } + end + else + for i=1,#instances do + local instance=instances[i] + if cleanname(instance.subfamily)==instancespec then + values=instance.values + break + end + end + end + if values then + local factors={} + for i=1,#axis do + local a=axis[i] + factors[i]=getaxisscale(segments,a.minimum,a.default,a.maximum,values[i].value) + end + return factors + end + local values=axistofactors(hash[instancespec] or instancespec) + if values then + local factors={} + for i=1,#axis do + local a=axis[i] + local d=a.default + factors[i]=getaxisscale(segments,a.minimum,d,a.maximum,values[a.name or a.tag] or d) + end + return factors + end + end +end +local function getscales(regions,factors) + local scales={} + for i=1,#regions do + local region=regions[i] + local s=1 + for j=1,#region do + local axis=region[j] + local f=factors[j] + local start=axis.start + local peak=axis.peak + local stop=axis.stop + if start>peak or peak>stop then + elseif start<0 and stop>0 and peak~=0 then + elseif peak==0 then + elseif f<start or f>stop then + s=0 + break + elseif f<peak then + s=s*(f-start)/(peak-start) + elseif f>peak then + s=s*(stop-f)/(stop-peak) + else + end + end + scales[i]=s + end + return scales +end +helpers.getaxisscale=getaxisscale +helpers.getfactors=getfactors +helpers.getscales=getscales +helpers.axistofactors=axistofactors +local function readvariationdata(f,storeoffset,factors) + local position=getposition(f) + setposition(f,storeoffset) + local format=readushort(f) + local regionoffset=storeoffset+readulong(f) + local nofdeltadata=readushort(f) + local deltadata=readcardinaltable(f,nofdeltadata,ulong) + setposition(f,regionoffset) + local nofaxis=readushort(f) + local nofregions=readushort(f) + local regions={} + for i=1,nofregions do + local t={} + for i=1,nofaxis do + t[i]={ + start=read2dot14(f), + peak=read2dot14(f), + stop=read2dot14(f), + } + end + regions[i]=t + end + if factors then + for i=1,nofdeltadata do + setposition(f,storeoffset+deltadata[i]) + local nofdeltasets=readushort(f) + local nofshorts=readushort(f) + local nofregions=readushort(f) + local usedregions={} + local deltas={} + for i=1,nofregions do + usedregions[i]=regions[readushort(f)+1] + end + for i=1,nofdeltasets do + local t=readintegertable(f,nofshorts,short) + for i=nofshorts+1,nofregions do + t[i]=readinteger(f) + end + deltas[i]=t + end + deltadata[i]={ + regions=usedregions, + deltas=deltas, + scales=factors and getscales(usedregions,factors) or nil, + } + end + end + setposition(f,position) + return regions,deltadata +end +helpers.readvariationdata=readvariationdata +local function readcoverage(f,offset,simple) + setposition(f,offset) + local coverageformat=readushort(f) + if coverageformat==1 then + local nofcoverage=readushort(f) + if simple then + if nofcoverage==1 then + return { readushort(f) } + elseif nofcoverage==2 then + return { readushort(f),readushort(f) } + else + return readcardinaltable(f,nofcoverage,ushort) + end + elseif nofcoverage==1 then + return { [readushort(f)]=0 } + elseif nofcoverage==2 then + return { [readushort(f)]=0,[readushort(f)]=1 } + else + local coverage={} + for i=0,nofcoverage-1 do + coverage[readushort(f)]=i + end + return coverage + end + elseif coverageformat==2 then + local nofranges=readushort(f) + local coverage={} + local n=simple and 1 or 0 + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local coverindex=readushort(f) + if simple then + for i=firstindex,lastindex do + coverage[n]=i + n=n+1 + end + else + for i=firstindex,lastindex do + coverage[i]=n + n=n+1 + end + end + end + return coverage + else + report("unknown coverage format %a ",coverageformat) + return {} + end +end +local function readclassdef(f,offset,preset) + setposition(f,offset) + local classdefformat=readushort(f) + local classdef={} + if type(preset)=="number" then + for k=0,preset-1 do + classdef[k]=1 + end + end + if classdefformat==1 then + local index=readushort(f) + local nofclassdef=readushort(f) + for i=1,nofclassdef do + classdef[index]=readushort(f)+1 + index=index+1 + end + elseif classdefformat==2 then + local nofranges=readushort(f) + local n=0 + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local class=readushort(f)+1 + for i=firstindex,lastindex do + classdef[i]=class + end + end + else + report("unknown classdef format %a ",classdefformat) + end + if type(preset)=="table" then + for k in next,preset do + if not classdef[k] then + classdef[k]=1 + end + end + end + return classdef +end +local function classtocoverage(defs) + if defs then + local list={} + for index,class in next,defs do + local c=list[class] + if c then + c[#c+1]=index + else + list[class]={ index } + end + end + return list + end +end +local skips={ [0]=0, + 1, + 1, + 2, + 1, + 2, + 2, + 3, + 2, + 2, + 3, + 2, + 3, + 3, + 4, +} +local function readvariation(f,offset) + local p=getposition(f) + setposition(f,offset) + local outer=readushort(f) + local inner=readushort(f) + local format=readushort(f) + setposition(f,p) + if format==0x8000 then + return outer,inner + end +end +local function readposition(f,format,mainoffset,getdelta) + if format==0 then + return false + end + if format==0x04 then + local h=readshort(f) + if h==0 then + return true + else + return { 0,0,h,0 } + end + end + if format==0x05 then + local x=readshort(f) + local h=readshort(f) + if x==0 and h==0 then + return true + else + return { x,0,h,0 } + end + end + if format==0x44 then + local h=readshort(f) + if getdelta then + local d=readshort(f) + if d>0 then + local outer,inner=readvariation(f,mainoffset+d) + if outer then + h=h+getdelta(outer,inner) + end + end + else + skipshort(f,1) + end + if h==0 then + return true + else + return { 0,0,h,0 } + end + end + local x=band(format,0x1)~=0 and readshort(f) or 0 + local y=band(format,0x2)~=0 and readshort(f) or 0 + local h=band(format,0x4)~=0 and readshort(f) or 0 + local v=band(format,0x8)~=0 and readshort(f) or 0 + if format>=0x10 then + local X=band(format,0x10)~=0 and skipshort(f) or 0 + local Y=band(format,0x20)~=0 and skipshort(f) or 0 + local H=band(format,0x40)~=0 and skipshort(f) or 0 + local V=band(format,0x80)~=0 and skipshort(f) or 0 + local s=skips[extract(format,4,4)] + if s>0 then + skipshort(f,s) + end + if getdelta then + if X>0 then + local outer,inner=readvariation(f,mainoffset+X) + if outer then + x=x+getdelta(outer,inner) + end + end + if Y>0 then + local outer,inner=readvariation(f,mainoffset+Y) + if outer then + y=y+getdelta(outer,inner) + end + end + if H>0 then + local outer,inner=readvariation(f,mainoffset+H) + if outer then + h=h+getdelta(outer,inner) + end + end + if V>0 then + local outer,inner=readvariation(f,mainoffset+V) + if outer then + v=v+getdelta(outer,inner) + end + end + end + return { x,y,h,v } + elseif x==0 and y==0 and h==0 and v==0 then + return true + else + return { x,y,h,v } + end +end +local function readanchor(f,offset,getdelta) + if not offset or offset==0 then + return nil + end + setposition(f,offset) + local format=readshort(f) + local x=readshort(f) + local y=readshort(f) + if format==3 then + if getdelta then + local X=readshort(f) + local Y=readshort(f) + if X>0 then + local outer,inner=readvariation(f,offset+X) + if outer then + x=x+getdelta(outer,inner) + end + end + if Y>0 then + local outer,inner=readvariation(f,offset+Y) + if outer then + y=y+getdelta(outer,inner) + end + end + else + skipshort(f,2) + end + return { x,y } + else + return { x,y } + end +end +local function readfirst(f,offset) + if offset then + setposition(f,offset) + end + return { readushort(f) } +end +function readarray(f,offset) + if offset then + setposition(f,offset) + end + local n=readushort(f) + if n==1 then + return { readushort(f) },1 + elseif n>0 then + return readcardinaltable(f,n,ushort),n + end +end +local function readcoveragearray(f,offset,t,simple) + if not t then + return nil + end + local n=#t + if n==0 then + return nil + end + for i=1,n do + t[i]=readcoverage(f,offset+t[i],simple) + end + return t +end +local function covered(subset,all) + local used,u + for i=1,#subset do + local s=subset[i] + if all[s] then + if used then + u=u+1 + used[u]=s + else + u=1 + used={ s } + end + end + end + return used +end +local function readlookuparray(f,noflookups,nofcurrent) + local lookups={} + if noflookups>0 then + local length=0 + for i=1,noflookups do + local index=readushort(f)+1 + if index>length then + length=index + end + local lookup=readushort(f)+1 + local list=lookups[index] + if list then + list[#list+1]=lookup + else + lookups[index]={ lookup } + end + end + for index=1,length do + if not lookups[index] then + lookups[index]=false + end + end + end + return lookups +end +local function unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + coverage=readcoverage(f,tableoffset+coverage,true) + for i=1,#subclasssets do + local offset=subclasssets[i] + if offset>0 then + local firstcoverage=coverage[i] + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofcurrent=readushort(f) + local noflookups=readushort(f) + local current={ { firstcoverage } } + for i=2,nofcurrent do + current[i]={ readushort(f) } + end + local lookups=readlookuparray(f,noflookups,nofcurrent) + rules[#rules+1]={ + current=current, + lookups=lookups + } + end + end + end + else + report("empty subclassset in %a subtype %i","unchainedcontext",subtype) + end + return { + format="glyphs", + rules=rules, + } + elseif subtype==2 then + local coverage=readushort(f) + local currentclassdef=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + coverage=readcoverage(f,tableoffset+coverage) + currentclassdef=readclassdef(f,tableoffset+currentclassdef,coverage) + local currentclasses=classtocoverage(currentclassdef,fontdata.glyphs) + for class=1,#subclasssets do + local offset=subclasssets[class] + if offset>0 then + local firstcoverage=currentclasses[class] + if firstcoverage then + firstcoverage=covered(firstcoverage,coverage) + if firstcoverage then + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofcurrent=readushort(f) + local noflookups=readushort(f) + local current={ firstcoverage } + for i=2,nofcurrent do + current[i]=currentclasses[readushort(f)+1] + end + local lookups=readlookuparray(f,noflookups,nofcurrent) + rules[#rules+1]={ + current=current, + lookups=lookups + } + end + else + report("no coverage") + end + else + report("no coverage class") + end + end + end + else + report("empty subclassset in %a subtype %i","unchainedcontext",subtype) + end + return { + format="class", + rules=rules, + } + elseif subtype==3 then + local nofglyphs=readushort(f) + local noflookups=readushort(f) + local current=readcardinaltable(f,nofglyphs,ushort) + local lookups=readlookuparray(f,noflookups,#current) + current=readcoveragearray(f,tableoffset,current,true) + return { + format="coverage", + rules={ + { + current=current, + lookups=lookups, + } + } + } + else + report("unsupported subtype %a in %a %s",subtype,"unchainedcontext",what) + end +end +local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + coverage=readcoverage(f,tableoffset+coverage,true) + for i=1,#subclasssets do + local offset=subclasssets[i] + if offset>0 then + local firstcoverage=coverage[i] + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofbefore=readushort(f) + local before + if nofbefore>0 then + before={} + for i=1,nofbefore do + before[i]={ readushort(f) } + end + end + local nofcurrent=readushort(f) + local current={ { firstcoverage } } + for i=2,nofcurrent do + current[i]={ readushort(f) } + end + local nofafter=readushort(f) + local after + if nofafter>0 then + after={} + for i=1,nofafter do + after[i]={ readushort(f) } + end + end + local noflookups=readushort(f) + local lookups=readlookuparray(f,noflookups,nofcurrent) + rules[#rules+1]={ + before=before, + current=current, + after=after, + lookups=lookups, + } + end + end + end + else + report("empty subclassset in %a subtype %i","chainedcontext",subtype) + end + return { + format="glyphs", + rules=rules, + } + elseif subtype==2 then + local coverage=readushort(f) + local beforeclassdef=readushort(f) + local currentclassdef=readushort(f) + local afterclassdef=readushort(f) + local subclasssets=readarray(f) + local rules={} + if subclasssets then + local coverage=readcoverage(f,tableoffset+coverage) + local beforeclassdef=readclassdef(f,tableoffset+beforeclassdef,nofglyphs) + local currentclassdef=readclassdef(f,tableoffset+currentclassdef,coverage) + local afterclassdef=readclassdef(f,tableoffset+afterclassdef,nofglyphs) + local beforeclasses=classtocoverage(beforeclassdef,fontdata.glyphs) + local currentclasses=classtocoverage(currentclassdef,fontdata.glyphs) + local afterclasses=classtocoverage(afterclassdef,fontdata.glyphs) + for class=1,#subclasssets do + local offset=subclasssets[class] + if offset>0 then + local firstcoverage=currentclasses[class] + if firstcoverage then + firstcoverage=covered(firstcoverage,coverage) + if firstcoverage then + local rulesoffset=tableoffset+offset + local subclassrules=readarray(f,rulesoffset) + for rule=1,#subclassrules do + setposition(f,rulesoffset+subclassrules[rule]) + local nofbefore=readushort(f) + local before + if nofbefore>0 then + before={} + for i=1,nofbefore do + before[i]=beforeclasses[readushort(f)+1] + end + end + local nofcurrent=readushort(f) + local current={ firstcoverage } + for i=2,nofcurrent do + current[i]=currentclasses[readushort(f)+1] + end + local nofafter=readushort(f) + local after + if nofafter>0 then + after={} + for i=1,nofafter do + after[i]=afterclasses[readushort(f)+1] + end + end + local noflookups=readushort(f) + local lookups=readlookuparray(f,noflookups,nofcurrent) + rules[#rules+1]={ + before=before, + current=current, + after=after, + lookups=lookups, + } + end + else + report("no coverage") + end + else + report("class is not covered") + end + end + end + else + report("empty subclassset in %a subtype %i","chainedcontext",subtype) + end + return { + format="class", + rules=rules, + } + elseif subtype==3 then + local before=readarray(f) + local current=readarray(f) + local after=readarray(f) + local noflookups=readushort(f) + local lookups=readlookuparray(f,noflookups,#current) + before=readcoveragearray(f,tableoffset,before,true) + current=readcoveragearray(f,tableoffset,current,true) + after=readcoveragearray(f,tableoffset,after,true) + return { + format="coverage", + rules={ + { + before=before, + current=current, + after=after, + lookups=lookups, + } + } + } + else + report("unsupported subtype %a in %a %s",subtype,"chainedcontext",what) + end +end +local function extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,types,handlers,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local lookuptype=types[readushort(f)] + local faroffset=readulong(f) + local handler=handlers[lookuptype] + if handler then + return handler(f,fontdata,lookupid,tableoffset+faroffset,0,glyphs,nofglyphs),lookuptype + else + report("no handler for lookuptype %a subtype %a in %s %s",lookuptype,subtype,what,"extension") + end + else + report("unsupported subtype %a in %s %s",subtype,what,"extension") + end +end +function gsubhandlers.single(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local delta=readshort(f) + local coverage=readcoverage(f,tableoffset+coverage) + for index in next,coverage do + local newindex=(index+delta)%65536 + if index>nofglyphs or newindex>nofglyphs then + report("invalid index in %s format %i: %i -> %i (max %i)","single",subtype,index,newindex,nofglyphs) + coverage[index]=nil + else + coverage[index]=newindex + end + end + return { + coverage=coverage + } + elseif subtype==2 then + local coverage=readushort(f) + local nofreplacements=readushort(f) + local replacements=readcardinaltable(f,nofreplacements,ushort) + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + newindex=newindex+1 + if index>nofglyphs or newindex>nofglyphs then + report("invalid index in %s format %i: %i -> %i (max %i)","single",subtype,index,newindex,nofglyphs) + coverage[index]=nil + else + coverage[index]=replacements[newindex] + end + end + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a substitution",subtype,"single") + end +end +local function sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local nofsequence=readushort(f) + local sequences=readcardinaltable(f,nofsequence,ushort) + for i=1,nofsequence do + setposition(f,tableoffset+sequences[i]) + sequences[i]=readcardinaltable(f,readushort(f),ushort) + end + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + newindex=newindex+1 + if index>nofglyphs or newindex>nofglyphs then + report("invalid index in %s format %i: %i -> %i (max %i)",what,subtype,index,newindex,nofglyphs) + coverage[index]=nil + else + coverage[index]=sequences[newindex] + end + end + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a substitution",subtype,what) + end +end +function gsubhandlers.multiple(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"multiple") +end +function gsubhandlers.alternate(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"alternate") +end +function gsubhandlers.ligature(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local coverage=readushort(f) + local nofsets=readushort(f) + local ligatures=readcardinaltable(f,nofsets,ushort) + for i=1,nofsets do + local offset=lookupoffset+offset+ligatures[i] + setposition(f,offset) + local n=readushort(f) + if n==1 then + ligatures[i]={ offset+readushort(f) } + else + local l={} + for i=1,n do + l[i]=offset+readushort(f) + end + ligatures[i]=l + end + end + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + local hash={} + local ligatures=ligatures[newindex+1] + for i=1,#ligatures do + local offset=ligatures[i] + setposition(f,offset) + local lig=readushort(f) + local cnt=readushort(f) + local hsh=hash + for i=2,cnt do + local c=readushort(f) + local h=hsh[c] + if not h then + h={} + hsh[c]=h + end + hsh=h + end + hsh.ligature=lig + end + coverage[index]=hash + end + return { + coverage=coverage + } + else + report("unsupported subtype %a in %a substitution",subtype,"ligature") + end +end +function gsubhandlers.context(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"substitution"),"context" +end +function gsubhandlers.chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"substitution"),"chainedcontext" +end +function gsubhandlers.extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,gsubtypes,gsubhandlers,"substitution") +end +function gsubhandlers.reversechainedcontextsingle(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + if subtype==1 then + local current=readfirst(f) + local before=readarray(f) + local after=readarray(f) + local replacements=readarray(f) + current=readcoveragearray(f,tableoffset,current,true) + before=readcoveragearray(f,tableoffset,before,true) + after=readcoveragearray(f,tableoffset,after,true) + return { + format="reversecoverage", + rules={ + { + before=before, + current=current, + after=after, + replacements=replacements, + } + } + },"reversechainedcontextsingle" + else + report("unsupported subtype %a in %a substitution",subtype,"reversechainedcontextsingle") + end +end +local function readpairsets(f,tableoffset,sets,format1,format2,mainoffset,getdelta) + local done={} + for i=1,#sets do + local offset=sets[i] + local reused=done[offset] + if not reused then + offset=tableoffset+offset + setposition(f,offset) + local n=readushort(f) + reused={} + for i=1,n do + reused[i]={ + readushort(f), + readposition(f,format1,offset,getdelta), + readposition(f,format2,offset,getdelta), + } + end + done[offset]=reused + end + sets[i]=reused + end + return sets +end +local function readpairclasssets(f,nofclasses1,nofclasses2,format1,format2,mainoffset,getdelta) + local classlist1={} + for i=1,nofclasses1 do + local classlist2={} + classlist1[i]=classlist2 + for j=1,nofclasses2 do + local one=readposition(f,format1,mainoffset,getdelta) + local two=readposition(f,format2,mainoffset,getdelta) + if one or two then + classlist2[j]={ one,two } + else + classlist2[j]=false + end + end + end + return classlist1 +end +function gposhandlers.single(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + local getdelta=fontdata.temporary.getdelta + if subtype==1 then + local coverage=readushort(f) + local format=readushort(f) + local value=readposition(f,format,tableoffset,getdelta) + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + coverage[index]=value + end + return { + format="single", + coverage=coverage, + } + elseif subtype==2 then + local coverage=readushort(f) + local format=readushort(f) + local nofvalues=readushort(f) + local values={} + for i=1,nofvalues do + values[i]=readposition(f,format,tableoffset,getdelta) + end + local coverage=readcoverage(f,tableoffset+coverage) + for index,newindex in next,coverage do + coverage[index]=values[newindex+1] + end + return { + format="single", + coverage=coverage, + } + else + report("unsupported subtype %a in %a positioning",subtype,"single") + end +end +function gposhandlers.pair(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + local getdelta=fontdata.temporary.getdelta + if subtype==1 then + local coverage=readushort(f) + local format1=readushort(f) + local format2=readushort(f) + local sets=readarray(f) + sets=readpairsets(f,tableoffset,sets,format1,format2,mainoffset,getdelta) + coverage=readcoverage(f,tableoffset+coverage) + local shared={} + for index,newindex in next,coverage do + local set=sets[newindex+1] + local hash={} + for i=1,#set do + local value=set[i] + if value then + local other=value[1] + local share=shared[value] + if share==nil then + local first=value[2] + local second=value[3] + if first or second then + share={ first,second or nil } + else + share=false + end + shared[value]=share + end + hash[other]=share or nil + end + end + coverage[index]=hash + end + return { + shared=shared and true or nil, + format="pair", + coverage=coverage, + } + elseif subtype==2 then + local coverage=readushort(f) + local format1=readushort(f) + local format2=readushort(f) + local classdef1=readushort(f) + local classdef2=readushort(f) + local nofclasses1=readushort(f) + local nofclasses2=readushort(f) + local classlist=readpairclasssets(f,nofclasses1,nofclasses2,format1,format2,tableoffset,getdelta) + coverage=readcoverage(f,tableoffset+coverage) + classdef1=readclassdef(f,tableoffset+classdef1,coverage) + classdef2=readclassdef(f,tableoffset+classdef2,nofglyphs) + local usedcoverage={} + local shared={} + for g1,c1 in next,classdef1 do + if coverage[g1] then + local l1=classlist[c1] + if l1 then + local hash={} + for paired,class in next,classdef2 do + local offsets=l1[class] + if offsets then + local first=offsets[1] + local second=offsets[2] + if first or second then + local s1=shared[first] + if s1==nil then + s1={} + shared[first]=s1 + end + local s2=s1[second] + if s2==nil then + s2={ first,second or nil } + s1[second]=s2 + end + hash[paired]=s2 + end + end + end + usedcoverage[g1]=hash + end + end + end + return { + shared=shared and true or nil, + format="pair", + coverage=usedcoverage, + } + elseif subtype==3 then + report("yet unsupported subtype %a in %a positioning",subtype,"pair") + else + report("unsupported subtype %a in %a positioning",subtype,"pair") + end +end +function gposhandlers.cursive(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + local getdelta=fontdata.temporary.getdelta + if subtype==1 then + local coverage=tableoffset+readushort(f) + local nofrecords=readushort(f) + local records={} + for i=1,nofrecords do + local entry=readushort(f) + local exit=readushort(f) + records[i]={ + entry~=0 and (tableoffset+entry) or false, + exit~=0 and (tableoffset+exit ) or nil, + } + end + local cc=(fontdata.temporary.cursivecount or 0)+1 + fontdata.temporary.cursivecount=cc + cc="cc-"..cc + coverage=readcoverage(f,coverage) + for i=1,nofrecords do + local r=records[i] + records[i]={ + cc, + readanchor(f,r[1],getdelta) or false, + readanchor(f,r[2],getdelta) or nil, + } + end + for index,newindex in next,coverage do + coverage[index]=records[newindex+1] + end + return { + coverage=coverage, + } + else + report("unsupported subtype %a in %a positioning",subtype,"cursive") + end +end +local function handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,ligature) + local tableoffset=lookupoffset+offset + setposition(f,tableoffset) + local subtype=readushort(f) + local getdelta=fontdata.temporary.getdelta + if subtype==1 then + local markcoverage=tableoffset+readushort(f) + local basecoverage=tableoffset+readushort(f) + local nofclasses=readushort(f) + local markoffset=tableoffset+readushort(f) + local baseoffset=tableoffset+readushort(f) + local markcoverage=readcoverage(f,markcoverage) + local basecoverage=readcoverage(f,basecoverage,true) + setposition(f,markoffset) + local markclasses={} + local nofmarkclasses=readushort(f) + local lastanchor=fontdata.lastanchor or 0 + local usedanchors={} + for i=1,nofmarkclasses do + local class=readushort(f)+1 + local offset=readushort(f) + if offset==0 then + markclasses[i]=false + else + markclasses[i]={ class,markoffset+offset } + end + usedanchors[class]=true + end + for i=1,nofmarkclasses do + local mc=markclasses[i] + if mc then + mc[2]=readanchor(f,mc[2],getdelta) + end + end + setposition(f,baseoffset) + local nofbaserecords=readushort(f) + local baserecords={} + if ligature then + for i=1,nofbaserecords do + local offset=readushort(f) + if offset==0 then + baserecords[i]=false + else + baserecords[i]=baseoffset+offset + end + end + for i=1,nofbaserecords do + local recordoffset=baserecords[i] + if recordoffset then + setposition(f,recordoffset) + local nofcomponents=readushort(f) + local components={} + for i=1,nofcomponents do + local classes={} + for i=1,nofclasses do + local offset=readushort(f) + if offset~=0 then + classes[i]=recordoffset+offset + else + classes[i]=false + end + end + components[i]=classes + end + baserecords[i]=components + end + end + local baseclasses={} + for i=1,nofclasses do + baseclasses[i]={} + end + for i=1,nofbaserecords do + local components=baserecords[i] + if components then + local b=basecoverage[i] + for c=1,#components do + local classes=components[c] + if classes then + for i=1,nofclasses do + local anchor=readanchor(f,classes[i],getdelta) + local bclass=baseclasses[i] + local bentry=bclass[b] + if bentry then + bentry[c]=anchor + else + bclass[b]={ [c]=anchor } + end + end + end + end + end + end + for index,newindex in next,markcoverage do + markcoverage[index]=markclasses[newindex+1] or nil + end + return { + format="ligature", + baseclasses=baseclasses, + coverage=markcoverage, + } + else + for i=1,nofbaserecords do + local r={} + for j=1,nofclasses do + local offset=readushort(f) + if offset==0 then + r[j]=false + else + r[j]=baseoffset+offset + end + end + baserecords[i]=r + end + local baseclasses={} + for i=1,nofclasses do + baseclasses[i]={} + end + for i=1,nofbaserecords do + local r=baserecords[i] + local b=basecoverage[i] + for j=1,nofclasses do + baseclasses[j][b]=readanchor(f,r[j],getdelta) + end + end + for index,newindex in next,markcoverage do + markcoverage[index]=markclasses[newindex+1] or nil + end + return { + format="base", + baseclasses=baseclasses, + coverage=markcoverage, + } + end + else + report("unsupported subtype %a in",subtype) + end +end +function gposhandlers.marktobase(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) +end +function gposhandlers.marktoligature(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,true) +end +function gposhandlers.marktomark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return handlemark(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) +end +function gposhandlers.context(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return unchainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"positioning"),"context" +end +function gposhandlers.chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,"positioning"),"chainedcontext" +end +function gposhandlers.extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs) + return extension(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,gpostypes,gposhandlers,"positioning") +end +do + local plugins={} + function plugins.size(f,fontdata,tableoffset,feature) + if fontdata.designsize then + else + local function check(offset) + setposition(f,offset) + local designsize=readushort(f) + if designsize>0 then + local fontstyleid=readushort(f) + local guimenuid=readushort(f) + local minsize=readushort(f) + local maxsize=readushort(f) + if minsize==0 and maxsize==0 and fontstyleid==0 and guimenuid==0 then + minsize=designsize + maxsize=designsize + end + if designsize>=minsize and designsize<=maxsize then + return minsize,maxsize,designsize + end + end + end + local minsize,maxsize,designsize=check(tableoffset+feature.offset+feature.parameters) + if not designsize then + minsize,maxsize,designsize=check(tableoffset+feature.parameters) + if designsize then + report("bad size feature in %a, falling back to wrong offset",fontdata.filename or "?") + else + report("bad size feature in %a,",fontdata.filename or "?") + end + end + if designsize then + fontdata.minsize=minsize + fontdata.maxsize=maxsize + fontdata.designsize=designsize + end + end + end + local function reorderfeatures(fontdata,scripts,features) + local scriptlangs={} + local featurehash={} + local featureorder={} + for script,languages in next,scripts do + for language,record in next,languages do + local hash={} + local list=record.featureindices + for k=1,#list do + local index=list[k] + local feature=features[index] + local lookups=feature.lookups + local tag=feature.tag + if tag then + hash[tag]=true + end + if lookups then + for i=1,#lookups do + local lookup=lookups[i] + local o=featureorder[lookup] + if o then + local okay=true + for i=1,#o do + if o[i]==tag then + okay=false + break + end + end + if okay then + o[#o+1]=tag + end + else + featureorder[lookup]={ tag } + end + local f=featurehash[lookup] + if f then + local h=f[tag] + if h then + local s=h[script] + if s then + s[language]=true + else + h[script]={ [language]=true } + end + else + f[tag]={ [script]={ [language]=true } } + end + else + featurehash[lookup]={ [tag]={ [script]={ [language]=true } } } + end + local h=scriptlangs[tag] + if h then + local s=h[script] + if s then + s[language]=true + else + h[script]={ [language]=true } + end + else + scriptlangs[tag]={ [script]={ [language]=true } } + end + end + end + end + end + end + return scriptlangs,featurehash,featureorder + end + local function readscriplan(f,fontdata,scriptoffset) + setposition(f,scriptoffset) + local nofscripts=readushort(f) + local scripts={} + for i=1,nofscripts do + scripts[readtag(f)]=scriptoffset+readushort(f) + end + local languagesystems=setmetatableindex("table") + for script,offset in next,scripts do + setposition(f,offset) + local defaultoffset=readushort(f) + local noflanguages=readushort(f) + local languages={} + if defaultoffset>0 then + languages.dflt=languagesystems[offset+defaultoffset] + end + for i=1,noflanguages do + local language=readtag(f) + local offset=offset+readushort(f) + languages[language]=languagesystems[offset] + end + scripts[script]=languages + end + for offset,usedfeatures in next,languagesystems do + if offset>0 then + setposition(f,offset) + local featureindices={} + usedfeatures.featureindices=featureindices + usedfeatures.lookuporder=readushort(f) + usedfeatures.requiredindex=readushort(f) + local noffeatures=readushort(f) + for i=1,noffeatures do + featureindices[i]=readushort(f)+1 + end + end + end + return scripts + end + local function readfeatures(f,fontdata,featureoffset) + setposition(f,featureoffset) + local features={} + local noffeatures=readushort(f) + for i=1,noffeatures do + features[i]={ + tag=readtag(f), + offset=readushort(f) + } + end + for i=1,noffeatures do + local feature=features[i] + local offset=featureoffset+feature.offset + setposition(f,offset) + local parameters=readushort(f) + local noflookups=readushort(f) + if noflookups>0 then + local lookups=readcardinaltable(f,noflookups,ushort) + feature.lookups=lookups + for j=1,noflookups do + lookups[j]=lookups[j]+1 + end + end + if parameters>0 then + feature.parameters=parameters + local plugin=plugins[feature.tag] + if plugin then + plugin(f,fontdata,featureoffset,feature) + end + end + end + return features + end + local function readlookups(f,lookupoffset,lookuptypes,featurehash,featureorder) + setposition(f,lookupoffset) + local noflookups=readushort(f) + local lookups=readcardinaltable(f,noflookups,ushort) + for lookupid=1,noflookups do + local offset=lookups[lookupid] + setposition(f,lookupoffset+offset) + local subtables={} + local typebits=readushort(f) + local flagbits=readushort(f) + local lookuptype=lookuptypes[typebits] + local lookupflags=lookupflags[flagbits] + local nofsubtables=readushort(f) + for j=1,nofsubtables do + subtables[j]=offset+readushort(f) + end + local markclass=band(flagbits,0x0010)~=0 + if markclass then + markclass=readushort(f) + end + local markset=rshift(flagbits,8) + if markset>0 then + markclass=markset + end + lookups[lookupid]={ + type=lookuptype, + flags=lookupflags, + name=lookupid, + subtables=subtables, + markclass=markclass, + features=featurehash[lookupid], + order=featureorder[lookupid], + } + end + return lookups + end + local f_lookupname=formatters["%s_%s_%s"] + local function resolvelookups(f,lookupoffset,fontdata,lookups,lookuptypes,lookuphandlers,what,tableoffset) + local sequences=fontdata.sequences or {} + local sublookuplist=fontdata.sublookups or {} + fontdata.sequences=sequences + fontdata.sublookups=sublookuplist + local nofsublookups=#sublookuplist + local nofsequences=#sequences + local lastsublookup=nofsublookups + local lastsequence=nofsequences + local lookupnames=lookupnames[what] + local sublookuphash={} + local sublookupcheck={} + local glyphs=fontdata.glyphs + local nofglyphs=fontdata.nofglyphs or #glyphs + local noflookups=#lookups + local lookupprefix=sub(what,2,2) + local usedlookups=false + for lookupid=1,noflookups do + local lookup=lookups[lookupid] + local lookuptype=lookup.type + local subtables=lookup.subtables + local features=lookup.features + local handler=lookuphandlers[lookuptype] + if handler then + local nofsubtables=#subtables + local order=lookup.order + local flags=lookup.flags + if flags[1] then flags[1]="mark" end + if flags[2] then flags[2]="ligature" end + if flags[3] then flags[3]="base" end + local markclass=lookup.markclass + if nofsubtables>0 then + local steps={} + local nofsteps=0 + local oldtype=nil + for s=1,nofsubtables do + local step,lt=handler(f,fontdata,lookupid,lookupoffset,subtables[s],glyphs,nofglyphs) + if lt then + lookuptype=lt + if oldtype and lt~=oldtype then + report("messy %s lookup type %a and %a",what,lookuptype,oldtype) + end + oldtype=lookuptype + end + if not step then + report("unsupported %s lookup type %a",what,lookuptype) + else + nofsteps=nofsteps+1 + steps[nofsteps]=step + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local before=rule.before + local current=rule.current + local after=rule.after + local replacements=rule.replacements + if before then + for i=1,#before do + before[i]=tohash(before[i]) + end + rule.before=reversed(before) + end + if current then + if replacements then + local first=current[1] + local hash={} + local repl={} + for i=1,#first do + local c=first[i] + hash[c]=true + repl[c]=replacements[i] + end + rule.current={ hash } + rule.replacements=repl + else + for i=1,#current do + current[i]=tohash(current[i]) + end + end + else + end + if after then + for i=1,#after do + after[i]=tohash(after[i]) + end + end + if usedlookups then + local lookups=rule.lookups + if lookups then + for k,v in next,lookups do + if v then + for k,v in next,v do + usedlookups[v]=usedlookups[v]+1 + end + end + end + end + end + end + end + end + end + if nofsteps~=nofsubtables then + report("bogus subtables removed in %s lookup type %a",what,lookuptype) + end + lookuptype=lookupnames[lookuptype] or lookuptype + if features then + nofsequences=nofsequences+1 + local l={ + index=nofsequences, + name=f_lookupname(lookupprefix,"s",lookupid+lookupidoffset), + steps=steps, + nofsteps=nofsteps, + type=lookuptype, + markclass=markclass or nil, + flags=flags, + order=order, + features=features, + } + sequences[nofsequences]=l + lookup.done=l + else + nofsublookups=nofsublookups+1 + local l={ + index=nofsublookups, + name=f_lookupname(lookupprefix,"l",lookupid+lookupidoffset), + steps=steps, + nofsteps=nofsteps, + type=lookuptype, + markclass=markclass or nil, + flags=flags, + } + sublookuplist[nofsublookups]=l + sublookuphash[lookupid]=nofsublookups + sublookupcheck[lookupid]=0 + lookup.done=l + end + else + report("no subtables for lookup %a",lookupid) + end + else + report("no handler for lookup %a with type %a",lookupid,lookuptype) + end + end + if usedlookups then + report("used %s lookups: % t",what,sortedkeys(usedlookups)) + end + local reported={} + local function report_issue(i,what,sequence,kind) + local name=sequence.name + if not reported[name] then + report("rule %i in %s lookup %a has %s lookups",i,what,name,kind) + reported[name]=true + end + end + for i=lastsequence+1,nofsequences do + local sequence=sequences[i] + local steps=sequence.steps + for i=1,#steps do + local step=steps[i] + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local rlookups=rule.lookups + if not rlookups then + report_issue(i,what,sequence,"no") + elseif not next(rlookups) then + rule.lookups=nil + else + local length=#rlookups + for index=1,length do + local lookuplist=rlookups[index] + if lookuplist then + local length=#lookuplist + local found={} + local noffound=0 + for index=1,length do + local lookupid=lookuplist[index] + if lookupid then + local h=sublookuphash[lookupid] + if not h then + local lookup=lookups[lookupid] + if lookup then + local d=lookup.done + if d then + nofsublookups=nofsublookups+1 + local l={ + index=nofsublookups, + name=f_lookupname(lookupprefix,"d",lookupid+lookupidoffset), + derived=true, + steps=d.steps, + nofsteps=d.nofsteps, + type=d.lookuptype or "gsub_single", + markclass=d.markclass or nil, + flags=d.flags, + } + sublookuplist[nofsublookups]=copy(l) + sublookuphash[lookupid]=nofsublookups + sublookupcheck[lookupid]=1 + h=nofsublookups + else + report_issue(i,what,sequence,"missing") + rule.lookups=nil + break + end + else + report_issue(i,what,sequence,"bad") + rule.lookups=nil + break + end + else + sublookupcheck[lookupid]=sublookupcheck[lookupid]+1 + end + if h then + noffound=noffound+1 + found[noffound]=h + end + end + end + rlookups[index]=noffound>0 and found or false + else + rlookups[index]=false + end + end + end + end + end + end + end + for i,n in sortedhash(sublookupcheck) do + local l=lookups[i] + local t=l.type + if n==0 and t~="extension" then + local d=l.done + report("%s lookup %s of type %a is not used",what,d and d.name or l.name,t) + end + end + end + local function loadvariations(f,fontdata,variationsoffset,lookuptypes,featurehash,featureorder) + setposition(f,variationsoffset) + local version=readulong(f) + local nofrecords=readulong(f) + local records={} + for i=1,nofrecords do + records[i]={ + conditions=readulong(f), + substitutions=readulong(f), + } + end + for i=1,nofrecords do + local record=records[i] + local offset=record.conditions + if offset==0 then + record.condition=nil + record.matchtype="always" + else + local offset=variationsoffset+offset + setposition(f,offset) + local nofconditions=readushort(f) + local conditions={} + for i=1,nofconditions do + conditions[i]=offset+readulong(f) + end + record.conditions=conditions + record.matchtype="condition" + end + end + for i=1,nofrecords do + local record=records[i] + if record.matchtype=="condition" then + local conditions=record.conditions + for i=1,#conditions do + setposition(f,conditions[i]) + conditions[i]={ + format=readushort(f), + axis=readushort(f), + minvalue=read2dot14(f), + maxvalue=read2dot14(f), + } + end + end + end + for i=1,nofrecords do + local record=records[i] + local offset=record.substitutions + if offset==0 then + record.substitutions={} + else + setposition(f,variationsoffset+offset) + local version=readulong(f) + local nofsubstitutions=readushort(f) + local substitutions={} + for i=1,nofsubstitutions do + substitutions[readushort(f)]=readulong(f) + end + for index,alternates in sortedhash(substitutions) do + if index==0 then + record.substitutions=false + else + local tableoffset=variationsoffset+offset+alternates + setposition(f,tableoffset) + local parameters=readulong(f) + local noflookups=readushort(f) + local lookups=readcardinaltable(f,noflookups,ushort) + record.substitutions=lookups + end + end + end + end + setvariabledata(fontdata,"features",records) + end + local function readscripts(f,fontdata,what,lookuptypes,lookuphandlers,lookupstoo) + local tableoffset=gotodatatable(f,fontdata,what,true) + if tableoffset then + local version=readulong(f) + local scriptoffset=tableoffset+readushort(f) + local featureoffset=tableoffset+readushort(f) + local lookupoffset=tableoffset+readushort(f) + local variationsoffset=version>0x00010000 and (tableoffset+readulong(f)) or 0 + if not scriptoffset then + return + end + local scripts=readscriplan(f,fontdata,scriptoffset) + local features=readfeatures(f,fontdata,featureoffset) + local scriptlangs,featurehash,featureorder=reorderfeatures(fontdata,scripts,features) + if fontdata.features then + fontdata.features[what]=scriptlangs + else + fontdata.features={ [what]=scriptlangs } + end + if not lookupstoo then + return + end + local lookups=readlookups(f,lookupoffset,lookuptypes,featurehash,featureorder) + if lookups then + resolvelookups(f,lookupoffset,fontdata,lookups,lookuptypes,lookuphandlers,what,tableoffset) + end + if variationsoffset>0 then + loadvariations(f,fontdata,variationsoffset,lookuptypes,featurehash,featureorder) + end + end + end + local function checkkerns(f,fontdata,specification) + local datatable=fontdata.tables.kern + if not datatable then + return + end + local features=fontdata.features + local gposfeatures=features and features.gpos + local name + if not gposfeatures or not gposfeatures.kern then + name="kern" + elseif specification.globalkerns then + name="globalkern" + else + report("ignoring global kern table, using gpos kern feature") + return + end + setposition(f,datatable.offset) + local version=readushort(f) + local noftables=readushort(f) + if noftables>1 then + report("adding global kern table as gpos feature %a",name) + local kerns=setmetatableindex("table") + for i=1,noftables do + local version=readushort(f) + local length=readushort(f) + local coverage=readushort(f) + local format=rshift(coverage,8) + if format==0 then + local nofpairs=readushort(f) + local searchrange=readushort(f) + local entryselector=readushort(f) + local rangeshift=readushort(f) + for i=1,nofpairs do + kerns[readushort(f)][readushort(f)]=readfword(f) + end + elseif format==2 then + else + end + end + local feature={ dflt={ dflt=true } } + if not features then + fontdata.features={ gpos={ [name]=feature } } + elseif not gposfeatures then + fontdata.features.gpos={ [name]=feature } + else + gposfeatures[name]=feature + end + local sequences=fontdata.sequences + if not sequences then + sequences={} + fontdata.sequences=sequences + end + local nofsequences=#sequences+1 + sequences[nofsequences]={ + index=nofsequences, + name=name, + steps={ + { + coverage=kerns, + format="kern", + }, + }, + nofsteps=1, + type="gpos_pair", + flags={ false,false,false,false }, + order={ name }, + features={ [name]=feature }, + } + else + report("ignoring empty kern table of feature %a",name) + end + end + function readers.gsub(f,fontdata,specification) + if specification.details then + readscripts(f,fontdata,"gsub",gsubtypes,gsubhandlers,specification.lookups) + end + end + function readers.gpos(f,fontdata,specification) + if specification.details then + readscripts(f,fontdata,"gpos",gpostypes,gposhandlers,specification.lookups) + if specification.lookups then + checkkerns(f,fontdata,specification) + end + end + end +end +function readers.gdef(f,fontdata,specification) + if not specification.glyphs then + return + end + local datatable=fontdata.tables.gdef + if datatable then + local tableoffset=datatable.offset + setposition(f,tableoffset) + local version=readulong(f) + local classoffset=readushort(f) + local attachmentoffset=readushort(f) + local ligaturecarets=readushort(f) + local markclassoffset=readushort(f) + local marksetsoffset=version>=0x00010002 and readushort(f) or 0 + local varsetsoffset=version>=0x00010003 and readulong(f) or 0 + local glyphs=fontdata.glyphs + local marks={} + local markclasses=setmetatableindex("table") + local marksets=setmetatableindex("table") + fontdata.marks=marks + fontdata.markclasses=markclasses + fontdata.marksets=marksets + if classoffset~=0 then + setposition(f,tableoffset+classoffset) + local classformat=readushort(f) + if classformat==1 then + local firstindex=readushort(f) + local lastindex=firstindex+readushort(f)-1 + for index=firstindex,lastindex do + local class=classes[readushort(f)] + if class=="mark" then + marks[index]=true + end + glyphs[index].class=class + end + elseif classformat==2 then + local nofranges=readushort(f) + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local class=classes[readushort(f)] + if class then + for index=firstindex,lastindex do + glyphs[index].class=class + if class=="mark" then + marks[index]=true + end + end + end + end + end + end + if markclassoffset~=0 then + setposition(f,tableoffset+markclassoffset) + local classformat=readushort(f) + if classformat==1 then + local firstindex=readushort(f) + local lastindex=firstindex+readushort(f)-1 + for index=firstindex,lastindex do + markclasses[readushort(f)][index]=true + end + elseif classformat==2 then + local nofranges=readushort(f) + for i=1,nofranges do + local firstindex=readushort(f) + local lastindex=readushort(f) + local class=markclasses[readushort(f)] + for index=firstindex,lastindex do + class[index]=true + end + end + end + end + if marksetsoffset~=0 then + marksetsoffset=tableoffset+marksetsoffset + setposition(f,marksetsoffset) + local format=readushort(f) + if format==1 then + local nofsets=readushort(f) + local sets=readcardinaltable(f,nofsets,ulong) + for i=1,nofsets do + local offset=sets[i] + if offset~=0 then + marksets[i]=readcoverage(f,marksetsoffset+offset) + end + end + end + end + local factors=specification.factors + if (specification.variable or factors) and varsetsoffset~=0 then + local regions,deltas=readvariationdata(f,tableoffset+varsetsoffset,factors) + if factors then + fontdata.temporary.getdelta=function(outer,inner) + local delta=deltas[outer+1] + if delta then + local d=delta.deltas[inner+1] + if d then + local scales=delta.scales + local dd=0 + for i=1,#scales do + local di=d[i] + if di then + dd=dd+scales[i]*di + else + break + end + end + return round(dd) + end + end + return 0 + end + end + end + end +end +local function readmathvalue(f) + local v=readshort(f) + skipshort(f,1) + return v +end +local function readmathconstants(f,fontdata,offset) + setposition(f,offset) + fontdata.mathconstants={ + ScriptPercentScaleDown=readshort(f), + ScriptScriptPercentScaleDown=readshort(f), + DelimitedSubFormulaMinHeight=readushort(f), + DisplayOperatorMinHeight=readushort(f), + MathLeading=readmathvalue(f), + AxisHeight=readmathvalue(f), + AccentBaseHeight=readmathvalue(f), + FlattenedAccentBaseHeight=readmathvalue(f), + SubscriptShiftDown=readmathvalue(f), + SubscriptTopMax=readmathvalue(f), + SubscriptBaselineDropMin=readmathvalue(f), + SuperscriptShiftUp=readmathvalue(f), + SuperscriptShiftUpCramped=readmathvalue(f), + SuperscriptBottomMin=readmathvalue(f), + SuperscriptBaselineDropMax=readmathvalue(f), + SubSuperscriptGapMin=readmathvalue(f), + SuperscriptBottomMaxWithSubscript=readmathvalue(f), + SpaceAfterScript=readmathvalue(f), + UpperLimitGapMin=readmathvalue(f), + UpperLimitBaselineRiseMin=readmathvalue(f), + LowerLimitGapMin=readmathvalue(f), + LowerLimitBaselineDropMin=readmathvalue(f), + StackTopShiftUp=readmathvalue(f), + StackTopDisplayStyleShiftUp=readmathvalue(f), + StackBottomShiftDown=readmathvalue(f), + StackBottomDisplayStyleShiftDown=readmathvalue(f), + StackGapMin=readmathvalue(f), + StackDisplayStyleGapMin=readmathvalue(f), + StretchStackTopShiftUp=readmathvalue(f), + StretchStackBottomShiftDown=readmathvalue(f), + StretchStackGapAboveMin=readmathvalue(f), + StretchStackGapBelowMin=readmathvalue(f), + FractionNumeratorShiftUp=readmathvalue(f), + FractionNumeratorDisplayStyleShiftUp=readmathvalue(f), + FractionDenominatorShiftDown=readmathvalue(f), + FractionDenominatorDisplayStyleShiftDown=readmathvalue(f), + FractionNumeratorGapMin=readmathvalue(f), + FractionNumeratorDisplayStyleGapMin=readmathvalue(f), + FractionRuleThickness=readmathvalue(f), + FractionDenominatorGapMin=readmathvalue(f), + FractionDenominatorDisplayStyleGapMin=readmathvalue(f), + SkewedFractionHorizontalGap=readmathvalue(f), + SkewedFractionVerticalGap=readmathvalue(f), + OverbarVerticalGap=readmathvalue(f), + OverbarRuleThickness=readmathvalue(f), + OverbarExtraAscender=readmathvalue(f), + UnderbarVerticalGap=readmathvalue(f), + UnderbarRuleThickness=readmathvalue(f), + UnderbarExtraDescender=readmathvalue(f), + RadicalVerticalGap=readmathvalue(f), + RadicalDisplayStyleVerticalGap=readmathvalue(f), + RadicalRuleThickness=readmathvalue(f), + RadicalExtraAscender=readmathvalue(f), + RadicalKernBeforeDegree=readmathvalue(f), + RadicalKernAfterDegree=readmathvalue(f), + RadicalDegreeBottomRaisePercent=readshort(f), + } +end +local function readmathglyphinfo(f,fontdata,offset) + setposition(f,offset) + local italics=readushort(f) + local accents=readushort(f) + local extensions=readushort(f) + local kerns=readushort(f) + local glyphs=fontdata.glyphs + if italics~=0 then + setposition(f,offset+italics) + local coverage=readushort(f) + local nofglyphs=readushort(f) + coverage=readcoverage(f,offset+italics+coverage,true) + setposition(f,offset+italics+4) + for i=1,nofglyphs do + local italic=readmathvalue(f) + if italic~=0 then + local glyph=glyphs[coverage[i]] + local math=glyph.math + if not math then + glyph.math={ italic=italic } + else + math.italic=italic + end + end + end + fontdata.hasitalics=true + end + if accents~=0 then + setposition(f,offset+accents) + local coverage=readushort(f) + local nofglyphs=readushort(f) + coverage=readcoverage(f,offset+accents+coverage,true) + setposition(f,offset+accents+4) + for i=1,nofglyphs do + local accent=readmathvalue(f) + if accent~=0 then + local glyph=glyphs[coverage[i]] + local math=glyph.math + if not math then + glyph.math={ accent=accent } + else + math.accent=accent + end + end + end + end + if extensions~=0 then + setposition(f,offset+extensions) + end + if kerns~=0 then + local kernoffset=offset+kerns + setposition(f,kernoffset) + local coverage=readushort(f) + local nofglyphs=readushort(f) + if nofglyphs>0 then + local function get(offset) + setposition(f,kernoffset+offset) + local n=readushort(f) + if n==0 then + local k=readmathvalue(f) + if k==0 then + else + return { { kern=k } } + end + else + local l={} + for i=1,n do + l[i]={ height=readmathvalue(f) } + end + for i=1,n do + l[i].kern=readmathvalue(f) + end + l[n+1]={ kern=readmathvalue(f) } + return l + end + end + local kernsets={} + for i=1,nofglyphs do + local topright=readushort(f) + local topleft=readushort(f) + local bottomright=readushort(f) + local bottomleft=readushort(f) + kernsets[i]={ + topright=topright~=0 and topright or nil, + topleft=topleft~=0 and topleft or nil, + bottomright=bottomright~=0 and bottomright or nil, + bottomleft=bottomleft~=0 and bottomleft or nil, + } + end + coverage=readcoverage(f,kernoffset+coverage,true) + for i=1,nofglyphs do + local kernset=kernsets[i] + if next(kernset) then + local k=kernset.topright if k then kernset.topright=get(k) end + local k=kernset.topleft if k then kernset.topleft=get(k) end + local k=kernset.bottomright if k then kernset.bottomright=get(k) end + local k=kernset.bottomleft if k then kernset.bottomleft=get(k) end + if next(kernset) then + local glyph=glyphs[coverage[i]] + local math=glyph.math + if math then + math.kerns=kernset + else + glyph.math={ kerns=kernset } + end + end + end + end + end + end +end +local function readmathvariants(f,fontdata,offset) + setposition(f,offset) + local glyphs=fontdata.glyphs + local minoverlap=readushort(f) + local vcoverage=readushort(f) + local hcoverage=readushort(f) + local vnofglyphs=readushort(f) + local hnofglyphs=readushort(f) + local vconstruction=readcardinaltable(f,vnofglyphs,ushort) + local hconstruction=readcardinaltable(f,hnofglyphs,ushort) + fontdata.mathconstants.MinConnectorOverlap=minoverlap + local function get(offset,coverage,nofglyphs,construction,kvariants,kparts,kitalic) + if coverage~=0 and nofglyphs>0 then + local coverage=readcoverage(f,offset+coverage,true) + for i=1,nofglyphs do + local c=construction[i] + if c~=0 then + local index=coverage[i] + local glyph=glyphs[index] + local math=glyph.math + setposition(f,offset+c) + local assembly=readushort(f) + local nofvariants=readushort(f) + if nofvariants>0 then + local variants,v=nil,0 + for i=1,nofvariants do + local variant=readushort(f) + if variant==index then + elseif variants then + v=v+1 + variants[v]=variant + else + v=1 + variants={ variant } + end + skipshort(f) + end + if not variants then + elseif not math then + math={ [kvariants]=variants } + glyph.math=math + else + math[kvariants]=variants + end + end + if assembly~=0 then + setposition(f,offset+c+assembly) + local italic=readmathvalue(f) + local nofparts=readushort(f) + local parts={} + for i=1,nofparts do + local p={ + glyph=readushort(f), + start=readushort(f), + ["end"]=readushort(f), + advance=readushort(f), + } + local flags=readushort(f) + if band(flags,0x0001)~=0 then + p.extender=1 + end + parts[i]=p + end + if not math then + math={ + [kparts]=parts + } + glyph.math=math + else + math[kparts]=parts + end + if italic and italic~=0 then + math[kitalic]=italic + end + end + end + end + end + end + get(offset,vcoverage,vnofglyphs,vconstruction,"vvariants","vparts","vitalic") + get(offset,hcoverage,hnofglyphs,hconstruction,"hvariants","hparts","hitalic") +end +function readers.math(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"math",specification.glyphs) + if tableoffset then + local version=readulong(f) + local constants=readushort(f) + local glyphinfo=readushort(f) + local variants=readushort(f) + if constants==0 then + report("the math table of %a has no constants",fontdata.filename) + else + readmathconstants(f,fontdata,tableoffset+constants) + end + if glyphinfo~=0 then + readmathglyphinfo(f,fontdata,tableoffset+glyphinfo) + end + if variants~=0 then + readmathvariants(f,fontdata,tableoffset+variants) + end + end +end +function readers.colr(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"colr",specification.glyphs) + if tableoffset then + local version=readushort(f) + if version~=0 then + report("table version %a of %a is not supported (yet), maybe font %s is bad",version,"colr",fontdata.filename) + return + end + if not fontdata.tables.cpal then + report("color table %a in font %a has no mandate %a table","colr",fontdata.filename,"cpal") + fontdata.colorpalettes={} + end + local glyphs=fontdata.glyphs + local nofglyphs=readushort(f) + local baseoffset=readulong(f) + local layeroffset=readulong(f) + local noflayers=readushort(f) + local layerrecords={} + local maxclass=0 + setposition(f,tableoffset+layeroffset) + for i=1,noflayers do + local slot=readushort(f) + local class=readushort(f) + if class<0xFFFF then + class=class+1 + if class>maxclass then + maxclass=class + end + end + layerrecords[i]={ + slot=slot, + class=class, + } + end + fontdata.maxcolorclass=maxclass + setposition(f,tableoffset+baseoffset) + for i=0,nofglyphs-1 do + local glyphindex=readushort(f) + local firstlayer=readushort(f) + local noflayers=readushort(f) + local t={} + for i=1,noflayers do + t[i]=layerrecords[firstlayer+i] + end + glyphs[glyphindex].colors=t + end + end + fontdata.hascolor=true +end +function readers.cpal(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"cpal",specification.glyphs) + if tableoffset then + local version=readushort(f) + local nofpaletteentries=readushort(f) + local nofpalettes=readushort(f) + local nofcolorrecords=readushort(f) + local firstcoloroffset=readulong(f) + local colorrecords={} + local palettes=readcardinaltable(f,nofpalettes,ushort) + if version==1 then + local palettettypesoffset=readulong(f) + local palettelabelsoffset=readulong(f) + local paletteentryoffset=readulong(f) + end + setposition(f,tableoffset+firstcoloroffset) + for i=1,nofcolorrecords do + local b,g,r,a=readbytes(f,4) + colorrecords[i]={ + r,g,b,a~=255 and a or nil, + } + end + for i=1,nofpalettes do + local p={} + local o=palettes[i] + for j=1,nofpaletteentries do + p[j]=colorrecords[o+j] + end + palettes[i]=p + end + fontdata.colorpalettes=palettes + end +end +local compress=gzip and gzip.compress +local compressed=compress and gzip.compressed +function readers.svg(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"svg",specification.glyphs) + if tableoffset then + local version=readushort(f) + local glyphs=fontdata.glyphs + local indexoffset=tableoffset+readulong(f) + local reserved=readulong(f) + setposition(f,indexoffset) + local nofentries=readushort(f) + local entries={} + for i=1,nofentries do + entries[i]={ + first=readushort(f), + last=readushort(f), + offset=indexoffset+readulong(f), + length=readulong(f), + } + end + for i=1,nofentries do + local entry=entries[i] + setposition(f,entry.offset) + local data=readstring(f,entry.length) + if compressed and not compressed(data) then + data=compress(data) + end + entries[i]={ + first=entry.first, + last=entry.last, + data=data + } + end + fontdata.svgshapes=entries + end + fontdata.hascolor=true +end +function readers.sbix(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"sbix",specification.glyphs) + if tableoffset then + local version=readushort(f) + local flags=readushort(f) + local nofstrikes=readulong(f) + local strikes={} + local nofglyphs=fontdata.nofglyphs + for i=1,nofstrikes do + strikes[i]=readulong(f) + end + local shapes={} + local done=0 + for i=1,nofstrikes do + local strikeoffset=strikes[i]+tableoffset + setposition(f,strikeoffset) + strikes[i]={ + ppem=readushort(f), + ppi=readushort(f), + offset=strikeoffset + } + end + sort(strikes,function(a,b) + if b.ppem==a.ppem then + return b.ppi<a.ppi + else + return b.ppem<a.ppem + end + end) + local glyphs={} + for i=1,nofstrikes do + local strike=strikes[i] + local strikeppem=strike.ppem + local strikeppi=strike.ppi + local strikeoffset=strike.offset + setposition(f,strikeoffset) + for i=0,nofglyphs do + glyphs[i]=readulong(f) + end + local glyphoffset=glyphs[0] + for i=0,nofglyphs-1 do + local nextoffset=glyphs[i+1] + if not shapes[i] then + local datasize=nextoffset-glyphoffset + if datasize>0 then + setposition(f,strikeoffset+glyphoffset) + shapes[i]={ + x=readshort(f), + y=readshort(f), + tag=readtag(f), + data=readstring(f,datasize-8), + ppem=strikeppem, + ppi=strikeppi, + } + done=done+1 + if done==nofglyphs then + break + end + end + end + glyphoffset=nextoffset + end + end + fontdata.pngshapes=shapes + end +end +do + local function getmetrics(f) + return { + ascender=readinteger(f), + descender=readinteger(f), + widthmax=readuinteger(f), + caretslopedumerator=readinteger(f), + caretslopedenominator=readinteger(f), + caretoffset=readinteger(f), + minorigin=readinteger(f), + minadvance=readinteger(f), + maxbefore=readinteger(f), + minafter=readinteger(f), + pad1=readinteger(f), + pad2=readinteger(f), + } + end + local function getbigmetrics(f) + return { + height=readuinteger(f), + width=readuinteger(f), + horiBearingX=readinteger(f), + horiBearingY=readinteger(f), + horiAdvance=readuinteger(f), + vertBearingX=readinteger(f), + vertBearingY=readinteger(f), + vertAdvance=readuinteger(f), + } + end + local function getsmallmetrics(f) + return { + height=readuinteger(f), + width=readuinteger(f), + bearingX=readinteger(f), + bearingY=readinteger(f), + advance=readuinteger(f), + } + end + function readers.cblc(f,fontdata,specification) + local ctdttableoffset=gotodatatable(f,fontdata,"cbdt",specification.glyphs) + if not ctdttableoffset then + return + end + local cblctableoffset=gotodatatable(f,fontdata,"cblc",specification.glyphs) + if cblctableoffset then + local majorversion=readushort(f) + local minorversion=readushort(f) + local nofsizetables=readulong(f) + local sizetables={} + local shapes={} + local subtables={} + for i=1,nofsizetables do + sizetables[i]={ + subtables=readulong(f), + indexsize=readulong(f), + nofsubtables=readulong(f), + colorref=readulong(f), + hormetrics=getmetrics(f), + vermetrics=getmetrics(f), + firstindex=readushort(f), + lastindex=readushort(f), + ppemx=readbyte(f), + ppemy=readbyte(f), + bitdepth=readbyte(f), + flags=readbyte(f), + } + end + sort(sizetables,function(a,b) + if b.ppemx==a.ppemx then + return b.bitdepth<a.bitdepth + else + return b.ppemx<a.ppemx + end + end) + for i=1,nofsizetables do + local s=sizetables[i] + local d=false + for j=s.firstindex,s.lastindex do + if not shapes[j] then + shapes[j]=i + d=true + end + end + if d then + s.used=true + end + end + for i=1,nofsizetables do + local s=sizetables[i] + if s.used then + local offset=s.subtables + setposition(f,cblctableoffset+offset) + for j=1,s.nofsubtables do + local firstindex=readushort(f) + local lastindex=readushort(f) + local tableoffset=readulong(f)+offset + for k=firstindex,lastindex do + if shapes[k]==i then + local s=subtables[tableoffset] + if not s then + s={ + firstindex=firstindex, + lastindex=lastindex, + } + subtables[tableoffset]=s + end + shapes[k]=s + end + end + end + end + end + for offset,subtable in sortedhash(subtables) do + local tabletype=readushort(f) + subtable.format=readushort(f) + local baseoffset=readulong(f)+ctdttableoffset + local offsets={} + local metrics=nil + if tabletype==1 then + for i=subtable.firstindex,subtable.lastindex do + offsets[i]=readulong(f)+baseoffset + end + skipbytes(f,4) + elseif tabletype==2 then + local size=readulong(f) + local done=baseoffset + metrics=getbigmetrics(f) + for i=subtable.firstindex,subtable.lastindex do + offsets[i]=done + done=done+size + end + elseif tabletype==3 then + local n=subtable.lastindex-subtable.firstindex+2 + for i=subtable.firstindex,subtable.lastindex do + offsets[i]=readushort(f)+baseoffset + end + if math.odd(n) then + skipbytes(f,4) + else + skipbytes(f,2) + end + elseif tabletype==4 then + for i=1,readulong(f) do + offsets[readushort(f)]=readushort(f)+baseoffset + end + elseif tabletype==5 then + local size=readulong(f) + local done=baseoffset + metrics=getbigmetrics(f) + local n=readulong(f) + for i=1,n do + offsets[readushort(f)]=done + done=done+size + end + if math.odd(n) then + skipbytes(f,2) + end + else + return + end + subtable.offsets=offsets + subtable.metrics=metrics + end + local default={ width=0,height=0 } + local glyphs=fontdata.glyphs + for index,subtable in sortedhash(shapes) do + if type(subtable)=="table" then + local data=nil + local metrics=default + local format=subtable.format + local offset=subtable.offsets[index] + setposition(f,offset) + if format==17 then + metrics=getsmallmetrics(f) + data=readstring(f,readulong(f)) + elseif format==18 then + metrics=getbigmetrics(f) + data=readstring(f,readulong(f)) + elseif format==19 then + metrics=subtable.metrics + data=readstring(f,readulong(f)) + else + end + local x=metrics.width + local y=metrics.height + shapes[index]={ + x=x, + y=y, + data=data, + } + local glyph=glyphs[index] + if not glyph.boundingbox then + local width=glyph.width + local height=width*y/x + glyph.boundingbox={ 0,0,width,height } + end + else + shapes[index]={ + x=0, + y=0, + data="", + } + end + end + fontdata.pngshapes=shapes + end + end + function readers.cbdt(f,fontdata,specification) + end +end +function readers.stat(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"stat",true) + if tableoffset then + local extras=fontdata.extras + local version=readulong(f) + local axissize=readushort(f) + local nofaxis=readushort(f) + local axisoffset=readulong(f) + local nofvalues=readushort(f) + local valuesoffset=readulong(f) + local fallbackname=extras[readushort(f)] + local axis={} + local values={} + setposition(f,tableoffset+axisoffset) + for i=1,nofaxis do + local tag=readtag(f) + axis[i]={ + tag=tag, + name=lower(extras[readushort(f)] or tag), + ordering=readushort(f), + variants={} + } + end + setposition(f,tableoffset+valuesoffset) + for i=1,nofvalues do + values[i]=readushort(f) + end + for i=1,nofvalues do + setposition(f,tableoffset+valuesoffset+values[i]) + local format=readushort(f) + local index=readushort(f)+1 + local flags=readushort(f) + local name=lower(extras[readushort(f)] or "no name") + local value=readfixed(f) + local variant + if format==1 then + variant={ + flags=flags, + name=name, + value=value, + } + elseif format==2 then + variant={ + flags=flags, + name=name, + value=value, + minimum=readfixed(f), + maximum=readfixed(f), + } + elseif format==3 then + variant={ + flags=flags, + name=name, + value=value, + link=readfixed(f), + } + end + insert(axis[index].variants,variant) + end + sort(axis,function(a,b) + return a.ordering<b.ordering + end) + for i=1,#axis do + local a=axis[i] + sort(a.variants,function(a,b) + return a.name<b.name + end) + a.ordering=nil + end + setvariabledata(fontdata,"designaxis",axis) + setvariabledata(fontdata,"fallbackname",fallbackname) + end +end +function readers.avar(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"avar",true) + if tableoffset then + local function collect() + local nofvalues=readushort(f) + local values={} + local lastfrom=false + local lastto=false + for i=1,nofvalues do + local from=read2dot14(f) + local to=read2dot14(f) + if lastfrom and from<=lastfrom then + elseif lastto and to>=lastto then + else + values[#values+1]={ from,to } + lastfrom,lastto=from,to + end + end + nofvalues=#values + if nofvalues>2 then + local some=values[1] + if some[1]==-1 and some[2]==-1 then + some=values[nofvalues] + if some[1]==1 and some[2]==1 then + for i=2,nofvalues-1 do + some=values[i] + if some[1]==0 and some[2]==0 then + return values + end + end + end + end + end + return false + end + local version=readulong(f) + local reserved=readushort(f) + local nofaxis=readushort(f) + local segments={} + for i=1,nofaxis do + segments[i]=collect() + end + setvariabledata(fontdata,"segments",segments) + end +end +function readers.fvar(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"fvar",true) + if tableoffset then + local version=readulong(f) + local offsettoaxis=tableoffset+readushort(f) + local reserved=skipshort(f) + local nofaxis=readushort(f) + local sizeofaxis=readushort(f) + local nofinstances=readushort(f) + local sizeofinstances=readushort(f) + local extras=fontdata.extras + local axis={} + local instances={} + setposition(f,offsettoaxis) + for i=1,nofaxis do + axis[i]={ + tag=readtag(f), + minimum=readfixed(f), + default=readfixed(f), + maximum=readfixed(f), + flags=readushort(f), + name=lower(extras[readushort(f)] or "bad name"), + } + local n=sizeofaxis-20 + if n>0 then + skipbytes(f,n) + elseif n<0 then + end + end + local nofbytes=2+2+2+nofaxis*4 + local readpsname=nofbytes<=sizeofinstances + local skippable=sizeofinstances-nofbytes + for i=1,nofinstances do + local subfamid=readushort(f) + local flags=readushort(f) + local values={} + for i=1,nofaxis do + values[i]={ + axis=axis[i].tag, + value=readfixed(f), + } + end + local psnameid=readpsname and readushort(f) or 0xFFFF + if subfamid==2 or subfamid==17 then + elseif subfamid==0xFFFF then + subfamid=nil + elseif subfamid<=256 or subfamid>=32768 then + subfamid=nil + end + if psnameid==6 then + elseif psnameid==0xFFFF then + psnameid=nil + elseif psnameid<=256 or psnameid>=32768 then + psnameid=nil + end + instances[i]={ + subfamily=extras[subfamid], + psname=psnameid and extras[psnameid] or nil, + values=values, + } + if skippable>0 then + skipbytes(f,skippable) + end + end + setvariabledata(fontdata,"axis",axis) + setvariabledata(fontdata,"instances",instances) + end +end +function readers.hvar(f,fontdata,specification) + local factors=specification.factors + if not factors then + return + end + local tableoffset=gotodatatable(f,fontdata,"hvar",specification.variable) + if not tableoffset then + return + end + local version=readulong(f) + local variationoffset=tableoffset+readulong(f) + local advanceoffset=tableoffset+readulong(f) + local lsboffset=tableoffset+readulong(f) + local rsboffset=tableoffset+readulong(f) + local regions={} + local variations={} + local innerindex={} + local outerindex={} + if variationoffset>0 then + regions,deltas=readvariationdata(f,variationoffset,factors) + end + if not regions then + return + end + if advanceoffset>0 then + setposition(f,advanceoffset) + local format=readushort(f) + local mapcount=readushort(f) + local entrysize=rshift(band(format,0x0030),4)+1 + local nofinnerbits=band(format,0x000F)+1 + local innermask=lshift(1,nofinnerbits)-1 + local readcardinal=read_cardinal[entrysize] + for i=0,mapcount-1 do + local mapdata=readcardinal(f) + outerindex[i]=rshift(mapdata,nofinnerbits) + innerindex[i]=band(mapdata,innermask) + end + setvariabledata(fontdata,"hvarwidths",true) + local glyphs=fontdata.glyphs + for i=0,fontdata.nofglyphs-1 do + local glyph=glyphs[i] + local width=glyph.width + if width then + local outer=outerindex[i] or 0 + local inner=innerindex[i] or i + if outer and inner then + local delta=deltas[outer+1] + if delta then + local d=delta.deltas[inner+1] + if d then + local scales=delta.scales + local deltaw=0 + for i=1,#scales do + local di=d[i] + if di then + deltaw=deltaw+scales[i]*di + else + break + end + end + glyph.width=width+round(deltaw) + end + end + end + end + end + end +end +function readers.vvar(f,fontdata,specification) + if not specification.variable then + return + end +end +function readers.mvar(f,fontdata,specification) + local tableoffset=gotodatatable(f,fontdata,"mvar",specification.variable) + if tableoffset then + local version=readulong(f) + local reserved=skipshort(f,1) + local recordsize=readushort(f) + local nofrecords=readushort(f) + local offsettostore=tableoffset+readushort(f) + local dimensions={} + local factors=specification.factors + if factors then + local regions,deltas=readvariationdata(f,offsettostore,factors) + for i=1,nofrecords do + local tag=readtag(f) + local var=variabletags[tag] + if var then + local outer=readushort(f) + local inner=readushort(f) + local delta=deltas[outer+1] + if delta then + local d=delta.deltas[inner+1] + if d then + local scales=delta.scales + local dd=0 + for i=1,#scales do + dd=dd+scales[i]*d[i] + end + var(fontdata,round(dd)) + end + end + else + skipshort(f,2) + end + if recordsize>8 then + skipbytes(recordsize-8) + end + end + end + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-dsp”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-oup” 0cef35af01739f52fd09feb5401192ae] --- + +if not modules then modules={} end modules ['font-oup']={ + 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,type=next,type +local P,R,S=lpeg.P,lpeg.R,lpeg.S +local lpegmatch=lpeg.match +local insert,remove,copy,unpack=table.insert,table.remove,table.copy,table.unpack +local formatters=string.formatters +local sortedkeys=table.sortedkeys +local sortedhash=table.sortedhash +local tohash=table.tohash +local setmetatableindex=table.setmetatableindex +local report_error=logs.reporter("otf reader","error") +local report_markwidth=logs.reporter("otf reader","markwidth") +local report_cleanup=logs.reporter("otf reader","cleanup") +local report_optimizations=logs.reporter("otf reader","merges") +local report_unicodes=logs.reporter("otf reader","unicodes") +local trace_markwidth=false trackers.register("otf.markwidth",function(v) trace_markwidth=v end) +local trace_cleanup=false trackers.register("otf.cleanups",function(v) trace_cleanups=v end) +local trace_optimizations=false trackers.register("otf.optimizations",function(v) trace_optimizations=v end) +local trace_unicodes=false trackers.register("otf.unicodes",function(v) trace_unicodes=v end) +local readers=fonts.handlers.otf.readers +local privateoffset=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 +local f_private=formatters["P%05X"] +local f_unicode=formatters["U%05X"] +local f_index=formatters["I%05X"] +local f_character_y=formatters["%C"] +local f_character_n=formatters["[ %C ]"] +local check_duplicates=true +local check_soft_hyphen=true +directives.register("otf.checksofthyphen",function(v) + check_soft_hyphen=v +end) +local function replaced(list,index,replacement) + if type(list)=="number" then + return replacement + elseif type(replacement)=="table" then + local t={} + local n=index-1 + for i=1,n do + t[i]=list[i] + end + for i=1,#replacement do + n=n+1 + t[n]=replacement[i] + end + for i=index+1,#list do + n=n+1 + t[n]=list[i] + end + else + list[index]=replacement + return list + end +end +local function unifyresources(fontdata,indices) + local descriptions=fontdata.descriptions + local resources=fontdata.resources + if not descriptions or not resources then + return + end + local nofindices=#indices + local variants=fontdata.resources.variants + if variants then + for selector,unicodes in next,variants do + for unicode,index in next,unicodes do + unicodes[unicode]=indices[index] + end + end + end + local function remark(marks) + if marks then + local newmarks={} + for k,v in next,marks do + local u=indices[k] + if u then + newmarks[u]=v + elseif trace_optimizations then + report_optimizations("discarding mark %i",k) + end + end + return newmarks + end + end + local marks=resources.marks + if marks then + resources.marks=remark(marks) + end + local markclasses=resources.markclasses + if markclasses then + for class,marks in next,markclasses do + markclasses[class]=remark(marks) + end + end + local marksets=resources.marksets + if marksets then + for class,marks in next,marksets do + marksets[class]=remark(marks) + end + end + local done={} + local duplicates=check_duplicates and resources.duplicates + if duplicates and not next(duplicates) then + duplicates=false + end + local function recover(cover) + for i=1,#cover do + local c=cover[i] + if not done[c] then + local t={} + for k,v in next,c do + local ug=indices[k] + if ug then + t[ug]=v + else + report_error("case %i, bad index in unifying %s: %s of %s",1,"coverage",k,nofindices) + end + end + cover[i]=t + done[c]=d + end + end + end + local function recursed(c,kind) + local t={} + for g,d in next,c do + if type(d)=="table" then + local ug=indices[g] + if ug then + t[ug]=recursed(d,kind) + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,g,nofindices) + end + else + t[g]=indices[d] + end + end + return t + end + local function unifythem(sequences) + if not sequences then + return + end + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local features=sequence.features + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gsub_single" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + local ud1=indices[d1] + if ud1 then + t1[ug1]=ud1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=ud1 + end + end + else + report_error("case %i, bad index in unifying %s: %s of %s",3,kind,d1,nofindices) + end + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,g1,nofindices) + end + end + else + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + t1[ug1]=indices[d1] + else + report_error("fuzzy case %i in unifying %s: %i",2,kind,g1) + end + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gpos_pair" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + local t2=done[d1] + if not t2 then + t2={} + for g2,d2 in next,d1 do + local ug2=indices[g2] + if ug2 then + t2[ug2]=d2 + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,g2,nofindices,nofindices) + end + end + done[d1]=t2 + end + t1[ug1]=t2 + else + report_error("case %i, bad index in unifying %s: %s of %s",2,kind,g1,nofindices) + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gsub_ligature" then + local c=step.coverage + if c then + step.coverage=recursed(c,kind) + end + elseif kind=="gsub_alternate" or kind=="gsub_multiple" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + for i=1,#d1 do + local d1i=d1[i] + local d1u=indices[d1i] + if d1u then + d1[i]=d1u + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,i,d1i,nofindices) + end + end + local ug1=indices[g1] + if ug1 then + t1[ug1]=d1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=copy(d1) + end + end + else + report_error("case %i, bad index in unifying %s: %s of %s",2,kind,g1,nofindices) + end + end + else + for g1,d1 in next,c do + for i=1,#d1 do + local d1i=d1[i] + local d1u=indices[d1i] + if d1u then + d1[i]=d1u + else + report_error("case %i, bad index in unifying %s: %s of %s",2,kind,d1i,nofindices) + end + end + t1[indices[g1]]=d1 + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gpos_single" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + t1[ug1]=d1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=d1 + end + end + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,g1,nofindices) + end + end + else + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + t1[ug1]=d1 + else + report_error("case %i, bad index in unifying %s: %s of %s",2,kind,g1,nofindices) + end + end + end + done[c]=t1 + end + step.coverage=t1 + end + elseif kind=="gpos_mark2base" or kind=="gpos_mark2mark" or kind=="gpos_mark2ligature" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + t1[ug1]=d1 + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,g1,nofindices) + end + end + done[c]=t1 + end + step.coverage=t1 + end + local c=step.baseclasses + if c then + local t1=done[c] + if not t1 then + for g1,d1 in next,c do + local t2=done[d1] + if not t2 then + t2={} + for g2,d2 in next,d1 do + local ug2=indices[g2] + if ug2 then + t2[ug2]=d2 + else + report_error("case %i, bad index in unifying %s: %s of %s",2,kind,g2,nofindices) + end + end + done[d1]=t2 + end + c[g1]=t2 + end + done[c]=c + end + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + local t1=done[c] + if not t1 then + t1={} + if duplicates then + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + t1[ug1]=d1 + local dg1=duplicates[ug1] + if dg1 then + for u in next,dg1 do + t1[u]=copy(d1) + end + end + else + report_error("case %i, bad index in unifying %s: %s of %s",1,kind,g1,nofindices) + end + end + else + for g1,d1 in next,c do + local ug1=indices[g1] + if ug1 then + t1[ug1]=d1 + else + report_error("case %i, bad index in unifying %s: %s of %s",2,kind,g1,nofindices) + end + end + end + done[c]=t1 + end + step.coverage=t1 + end + end + local rules=step.rules + if rules then + for i=1,#rules do + local rule=rules[i] + local before=rule.before if before then recover(before) end + local after=rule.after if after then recover(after) end + local current=rule.current if current then recover(current) end + local replacements=rule.replacements + if replacements then + if not done[replacements] then + local r={} + for k,v in next,replacements do + r[indices[k]]=indices[v] + end + rule.replacements=r + done[replacements]=r + end + end + end + end + end + end + end + end + unifythem(resources.sequences) + unifythem(resources.sublookups) +end +local function copyduplicates(fontdata) + if check_duplicates then + local descriptions=fontdata.descriptions + local resources=fontdata.resources + local duplicates=resources.duplicates + if check_soft_hyphen then + local ds=descriptions[0xAD] + if not ds or ds.width==0 then + if ds then + descriptions[0xAD]=nil + if trace_unicodes then + report_unicodes("patching soft hyphen") + end + else + if trace_unicodes then + report_unicodes("adding soft hyphen") + end + end + if not duplicates then + duplicates={} + resources.duplicates=duplicates + end + local dh=duplicates[0x2D] + if dh then + dh[#dh+1]={ [0xAD]=true } + else + duplicates[0x2D]={ [0xAD]=true } + end + end + end + if duplicates then + for u,d in next,duplicates do + local du=descriptions[u] + if du then + local t={ f_character_y(u),"@",f_index(du.index),"->" } + local n=0 + local m=25 + for u in next,d do + if descriptions[u] then + if n<m then + t[n+4]=f_character_n(u) + end + else + local c=copy(du) + c.unicode=u + descriptions[u]=c + if n<m then + t[n+4]=f_character_y(u) + end + end + n=n+1 + end + if trace_unicodes then + if n<=m then + report_unicodes("%i : % t",n,t) + else + report_unicodes("%i : % t ...",n,t) + end + end + else + end + end + end + end +end +local ignore={ + ["notdef"]=true, + [".notdef"]=true, + ["null"]=true, + [".null"]=true, + ["nonmarkingreturn"]=true, +} +local function checklookups(fontdata,missing,nofmissing) + local descriptions=fontdata.descriptions + local resources=fontdata.resources + if missing and nofmissing and nofmissing<=0 then + return + end + local singles={} + local alternates={} + local ligatures={} + if not missing then + missing={} + nofmissing=0 + for u,d in next,descriptions do + if not d.unicode then + nofmissing=nofmissing+1 + missing[u]=true + end + end + end + local function collectthem(sequences) + if not sequences then + return + end + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gsub_single" then + local c=step.coverage + if c then + singles[#singles+1]=c + end + elseif kind=="gsub_alternate" then + local c=step.coverage + if c then + alternates[#alternates+1]=c + end + elseif kind=="gsub_ligature" then + local c=step.coverage + if c then + ligatures[#ligatures+1]=c + end + end + end + end + end + end + collectthem(resources.sequences) + collectthem(resources.sublookups) + local loops=0 + while true do + loops=loops+1 + local old=nofmissing + for i=1,#singles do + local c=singles[i] + for g1,g2 in next,c do + if missing[g1] then + local u2=descriptions[g2].unicode + if u2 then + missing[g1]=false + descriptions[g1].unicode=u2 + nofmissing=nofmissing-1 + end + end + if missing[g2] then + local u1=descriptions[g1].unicode + if u1 then + missing[g2]=false + descriptions[g2].unicode=u1 + nofmissing=nofmissing-1 + end + end + end + end + for i=1,#alternates do + local c=alternates[i] + for g1,d1 in next,c do + if missing[g1] then + for i=1,#d1 do + local g2=d1[i] + local u2=descriptions[g2].unicode + if u2 then + missing[g1]=false + descriptions[g1].unicode=u2 + nofmissing=nofmissing-1 + end + end + end + if not missing[g1] then + for i=1,#d1 do + local g2=d1[i] + if missing[g2] then + local u1=descriptions[g1].unicode + if u1 then + missing[g2]=false + descriptions[g2].unicode=u1 + nofmissing=nofmissing-1 + end + end + end + end + end + end + if nofmissing<=0 then + if trace_unicodes then + report_unicodes("all missings done in %s loops",loops) + end + return + elseif old==nofmissing then + break + end + end + local t,n + local function recursed(c) + for g,d in next,c do + if g~="ligature" then + local u=descriptions[g].unicode + if u then + n=n+1 + t[n]=u + recursed(d) + n=n-1 + end + elseif missing[d] then + local l={} + local m=0 + for i=1,n do + local u=t[i] + if type(u)=="table" then + for i=1,#u do + m=m+1 + l[m]=u[i] + end + else + m=m+1 + l[m]=u + end + end + missing[d]=false + descriptions[d].unicode=l + nofmissing=nofmissing-1 + end + end + end + if nofmissing>0 then + t={} + n=0 + local loops=0 + while true do + loops=loops+1 + local old=nofmissing + for i=1,#ligatures do + recursed(ligatures[i]) + end + if nofmissing<=0 then + if trace_unicodes then + report_unicodes("all missings done in %s loops",loops) + end + return + elseif old==nofmissing then + break + end + end + t=nil + n=0 + end + if trace_unicodes and nofmissing>0 then + local done={} + for i,r in next,missing do + if r then + local data=descriptions[i] + local name=data and data.name or f_index(i) + if not ignore[name] then + done[name]=true + end + end + end + if next(done) then + report_unicodes("not unicoded: % t",sortedkeys(done)) + end + end +end +local firstprivate=fonts.privateoffsets and fonts.privateoffsets.textbase or 0xF0000 +local puafirst=0xE000 +local pualast=0xF8FF +local function unifymissing(fontdata) + if not fonts.mappings then + require("font-map") + require("font-agl") + end + local unicodes={} + local resources=fontdata.resources + resources.unicodes=unicodes + for unicode,d in next,fontdata.descriptions do + if unicode<privateoffset then + if unicode>=puafirst and unicode<=pualast then + else + local name=d.name + if name then + unicodes[name]=unicode + end + end + else + end + end + fonts.mappings.addtounicode(fontdata,fontdata.filename,checklookups) + resources.unicodes=nil +end +local function unifyglyphs(fontdata,usenames) + local private=fontdata.private or privateoffset + local glyphs=fontdata.glyphs + local indices={} + local descriptions={} + local names=usenames and {} + local resources=fontdata.resources + local zero=glyphs[0] + local zerocode=zero.unicode + if not zerocode then + zerocode=private + zero.unicode=zerocode + private=private+1 + end + descriptions[zerocode]=zero + if names then + local name=glyphs[0].name or f_private(zerocode) + indices[0]=name + names[name]=zerocode + else + indices[0]=zerocode + end + if names then + for index=1,#glyphs do + local glyph=glyphs[index] + local unicode=glyph.unicode + if not unicode then + unicode=private + local name=glyph.name or f_private(unicode) + indices[index]=name + names[name]=unicode + private=private+1 + elseif unicode>=firstprivate then + unicode=private + local name=glyph.name or f_private(unicode) + indices[index]=name + names[name]=unicode + private=private+1 + elseif unicode>=puafirst and unicode<=pualast then + local name=glyph.name or f_private(unicode) + indices[index]=name + names[name]=unicode + elseif descriptions[unicode] then + unicode=private + local name=glyph.name or f_private(unicode) + indices[index]=name + names[name]=unicode + private=private+1 + else + local name=glyph.name or f_unicode(unicode) + indices[index]=name + names[name]=unicode + end + descriptions[unicode]=glyph + end + elseif trace_unicodes then + for index=1,#glyphs do + local glyph=glyphs[index] + local unicode=glyph.unicode + if not unicode then + unicode=private + indices[index]=unicode + private=private+1 + elseif unicode>=firstprivate then + local name=glyph.name + if name then + report_unicodes("moving glyph %a indexed %05X from private %U to %U ",name,index,unicode,private) + else + report_unicodes("moving glyph indexed %05X from private %U to %U ",index,unicode,private) + end + unicode=private + indices[index]=unicode + private=private+1 + elseif unicode>=puafirst and unicode<=pualast then + local name=glyph.name + if name then + report_unicodes("keeping private unicode %U for glyph %a indexed %05X",unicode,name,index) + else + report_unicodes("keeping private unicode %U for glyph indexed %05X",unicode,index) + end + indices[index]=unicode + elseif descriptions[unicode] then + local name=glyph.name + if name then + report_unicodes("assigning duplicate unicode %U to %U for glyph %a indexed %05X ",unicode,private,name,index) + else + report_unicodes("assigning duplicate unicode %U to %U for glyph indexed %05X ",unicode,private,index) + end + unicode=private + indices[index]=unicode + private=private+1 + else + indices[index]=unicode + end + descriptions[unicode]=glyph + end + else + for index=1,#glyphs do + local glyph=glyphs[index] + local unicode=glyph.unicode + if not unicode then + unicode=private + indices[index]=unicode + private=private+1 + elseif unicode>=firstprivate then + local name=glyph.name + unicode=private + indices[index]=unicode + private=private+1 + elseif unicode>=puafirst and unicode<=pualast then + local name=glyph.name + indices[index]=unicode + elseif descriptions[unicode] then + local name=glyph.name + unicode=private + indices[index]=unicode + private=private+1 + else + indices[index]=unicode + end + descriptions[unicode]=glyph + end + end + for index=1,#glyphs do + local math=glyphs[index].math + if math then + local list=math.vparts + if list then + for i=1,#list do local l=list[i] l.glyph=indices[l.glyph] end + end + local list=math.hparts + if list then + for i=1,#list do local l=list[i] l.glyph=indices[l.glyph] end + end + local list=math.vvariants + if list then + for i=1,#list do list[i]=indices[list[i]] end + end + local list=math.hvariants + if list then + for i=1,#list do list[i]=indices[list[i]] end + end + end + end + local colorpalettes=resources.colorpalettes + if colorpalettes then + for index=1,#glyphs do + local colors=glyphs[index].colors + if colors then + for i=1,#colors do + local c=colors[i] + c.slot=indices[c.slot] + end + end + end + end + fontdata.private=private + fontdata.glyphs=nil + fontdata.names=names + fontdata.descriptions=descriptions + fontdata.hashmethod=hashmethod + return indices,names +end +local p_crappyname do + local p_hex=R("af","AF","09") + local p_digit=R("09") + local p_done=S("._-")^0+P(-1) + local p_alpha=R("az","AZ") + local p_ALPHA=R("AZ") + p_crappyname=( + lpeg.utfchartabletopattern({ "uni","u" },true)*S("Xx_")^0*p_hex^1 ++lpeg.utfchartabletopattern({ "identity","glyph","jamo" },true)*p_hex^1 ++lpeg.utfchartabletopattern({ "index","afii" },true)*p_digit^1 ++p_digit*p_hex^3+p_alpha*p_digit^1 ++P("aj")*p_digit^1+P("eh_")*(p_digit^1+p_ALPHA*p_digit^1)+(1-P("_"))^1*P("_uni")*p_hex^1+P("_")*P(1)^1 + )*p_done +end +local forcekeep=false +directives.register("otf.keepnames",function(v) + report_cleanup("keeping weird glyph names, expect larger files and more memory usage") + forcekeep=v +end) +local function stripredundant(fontdata) + local descriptions=fontdata.descriptions + if descriptions then + local n=0 + local c=0 + if (not context and fonts.privateoffsets.keepnames) or forcekeep then + for unicode,d in next,descriptions do + if d.class=="base" then + d.class=nil + c=c+1 + end + end + else + for unicode,d in next,descriptions do + local name=d.name + if name and lpegmatch(p_crappyname,name) then + d.name=nil + n=n+1 + end + if d.class=="base" then + d.class=nil + c=c+1 + end + end + end + if trace_cleanup then + if n>0 then + report_cleanup("%s bogus names removed (verbose unicode)",n) + end + if c>0 then + report_cleanup("%s base class tags removed (default is base)",c) + end + end + end +end +readers.stripredundant=stripredundant +function readers.getcomponents(fontdata) + local resources=fontdata.resources + if resources then + local sequences=resources.sequences + if sequences then + local collected={} + for i=1,#sequences do + local sequence=sequences[i] + if sequence.type=="gsub_ligature" then + local steps=sequence.steps + if steps then + local l={} + local function traverse(p,k,v) + if k=="ligature" then + collected[v]={ unpack(l) } + else + insert(l,k) + for k,vv in next,v do + traverse(p,k,vv) + end + remove(l) + end + end + for i=1,#steps do + local c=steps[i].coverage + if c then + for k,v in next,c do + traverse(k,k,v) + end + end + end + end + end + end + if next(collected) then + while true do + local done=false + for k,v in next,collected do + for i=1,#v do + local vi=v[i] + if vi==k then + collected[k]=nil + break + else + local c=collected[vi] + if c then + done=true + local t={} + local n=i-1 + for j=1,n do + t[j]=v[j] + end + for j=1,#c do + n=n+1 + t[n]=c[j] + end + for j=i+1,#v do + n=n+1 + t[n]=v[j] + end + collected[k]=t + break + end + end + end + end + if not done then + break + end + end + return collected + end + end + end +end +readers.unifymissing=unifymissing +function readers.rehash(fontdata,hashmethod) + if not (fontdata and fontdata.glyphs) then + return + end + if hashmethod=="indices" then + fontdata.hashmethod="indices" + elseif hashmethod=="names" then + fontdata.hashmethod="names" + local indices=unifyglyphs(fontdata,true) + unifyresources(fontdata,indices) + copyduplicates(fontdata) + unifymissing(fontdata) + else + fontdata.hashmethod="unicodes" + local indices=unifyglyphs(fontdata) + unifyresources(fontdata,indices) + copyduplicates(fontdata) + unifymissing(fontdata) + stripredundant(fontdata) + end +end +function readers.checkhash(fontdata) + local hashmethod=fontdata.hashmethod + if hashmethod=="unicodes" then + fontdata.names=nil + elseif hashmethod=="names" and fontdata.names then + unifyresources(fontdata,fontdata.names) + copyduplicates(fontdata) + fontdata.hashmethod="unicodes" + fontdata.names=nil + else + readers.rehash(fontdata,"unicodes") + end +end +function readers.addunicodetable(fontdata) + local resources=fontdata.resources + local unicodes=resources.unicodes + if not unicodes then + local descriptions=fontdata.descriptions + if descriptions then + unicodes={} + resources.unicodes=unicodes + for u,d in next,descriptions do + local n=d.name + if n then + unicodes[n]=u + end + end + end + end +end +local concat,sort=table.concat,table.sort +local next,type,tostring=next,type,tostring +local criterium=1 +local threshold=0 +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") +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 +function readers.pack(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_normal_cc(v) + local tag=tabstr_normal(v) + local ht=h[tag] + if ht then + c[ht]=c[ht]+1 + return ht + else + v[1]=0 + 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_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_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_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 pack_final_cc(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=0 + local two=0 + local rest=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,pack_normal_cc + else + return pack_final,pack_final,pack_final,pack_final,pack_final,pack_final_cc + end + end + local resources=data.resources + local sequences=resources.sequences + local sublookups=resources.sublookups + local features=resources.features + local palettes=resources.colorpalettes + local variable=resources.variabledata + local chardata=characters and characters.data + local descriptions=data.descriptions or data.glyphs + if not descriptions then + return + end + 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,pack_normal_cc=packers(pass) + for unicode,description in next,descriptions do + local boundingbox=description.boundingbox + if boundingbox then + description.boundingbox=pack_indexed(boundingbox) + 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 + end + local function packthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local order=sequence.order + local features=sequence.features + local flags=sequence.flags + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format~="pair" then + for g1,d1 in next,c do + c[g1]=pack_normal(d1) + end + elseif step.shared then + local shared={} + for g1,d1 in next,c do + for g2,d2 in next,d1 do + if not shared[d2] then + local f=d2[1] if f and f~=true then d2[1]=pack_indexed(f) end + local s=d2[2] if s and s~=true then d2[2]=pack_indexed(s) end + shared[d2]=true + end + end + end + if pass==2 then + step.shared=nil + end + else + for g1,d1 in next,c do + for g2,d2 in next,d1 do + local f=d2[1] if f and f~=true then d2[1]=pack_indexed(f) end + local s=d2[2] if s and s~=true then d2[2]=pack_indexed(s) end + end + end + end + end + elseif kind=="gpos_single" then + local c=step.coverage + if c then + if step.format=="single" then + for g1,d1 in next,c do + if d1 and d1~=true then + c[g1]=pack_indexed(d1) + end + end + else + step.coverage=pack_normal(c) + end + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + for g1,d1 in next,c do + local f=d1[2] if f then d1[2]=pack_indexed(f) end + local s=d1[3] if s then d1[3]=pack_indexed(s) end + end + end + elseif kind=="gpos_mark2base" or kind=="gpos_mark2mark" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + d1[g2]=pack_indexed(d2) + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + d1[2]=pack_indexed(d1[2]) + end + end + elseif kind=="gpos_mark2ligature" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + for g3,d3 in next,d2 do + d2[g3]=pack_indexed(d3) + end + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + d1[2]=pack_indexed(d1[2]) + end + end + end + local rules=step.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 + end + end + end + end + if order then + sequence.order=pack_indexed(order) + end + if features then + for script,feature in next,features do + features[script]=pack_normal(feature) + end + end + if flags then + sequence.flags=pack_normal(flags) + end + end + end + if sequences then + packthem(sequences) + end + if sublookups then + packthem(sublookups) + end + if features then + for k,list in next,features do + for feature,spec in next,list do + list[feature]=pack_normal(spec) + end + end + end + if palettes then + for i=1,#palettes do + local p=palettes[i] + for j=1,#p do + p[j]=pack_indexed(p[j]) + end + end + end + if variable then + local instances=variable.instances + if instances then + for i=1,#instances do + local v=instances[i].values + for j=1,#v do + v[j]=pack_normal(v[j]) + end + end + end + local function packdeltas(main) + if main then + local deltas=main.deltas + if deltas then + for i=1,#deltas do + local di=deltas[i] + local d=di.deltas + for j=1,#d do + d[j]=pack_indexed(d[j]) + end + di.regions=pack_indexed(di.regions) + end + end + local regions=main.regions + if regions then + for i=1,#regions do + local r=regions[i] + for j=1,#r do + r[j]=pack_normal(r[j]) + end + end + end + end + end + packdeltas(variable.global) + packdeltas(variable.horizontal) + packdeltas(variable.vertical) + packdeltas(variable.metrics) + 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,pack_normal_cc=packers(pass) + for unicode,description in next,descriptions do + local math=description.math + if math then + local kerns=math.kerns + if kerns then + math.kerns=pack_normal(kerns) + end + end + end + local function packthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local features=sequence.features + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="pair" then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + d1[g2]=pack_normal(d2) + end + end + end + end + elseif kind=="gpos_mark2ligature" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + d1[g2]=pack_normal(d2) + end + end + end + end + local rules=step.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 + if features then + sequence.features=pack_normal(features) + end + end + end + if sequences then + packthem(sequences) + end + if sublookups then + packthem(sublookups) + end + if variable then + local function unpackdeltas(main) + if main then + local regions=main.regions + if regions then + main.regions=pack_normal(regions) + end + end + end + unpackdeltas(variable.global) + unpackdeltas(variable.horizontal) + unpackdeltas(variable.vertical) + unpackdeltas(variable.metrics) + end + end + for pass=1,2 do + if trace_packing then + report_otf("start packing: stage 3, pass %s",pass) + end + local pack_normal,pack_indexed,pack_flat,pack_boolean,pack_mixed,pack_normal_cc=packers(pass) + local function packthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local features=sequence.features + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="pair" then + for g1,d1 in next,c do + c[g1]=pack_normal(d1) + end + end + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + for g1,d1 in next,c do + c[g1]=pack_normal_cc(d1) + end + end + end + end + end + end + end + if sequences then + packthem(sequences) + end + if sublookups then + packthem(sublookups) + end + end + end + end +end +local unpacked_mt={ + __index=function(t,k) + t[k]=false + return k + end +} +function readers.unpack(data) + if data then + local tables=data.tables + if tables then + local resources=data.resources + local descriptions=data.descriptions or data.glyphs + local sequences=resources.sequences + local sublookups=resources.sublookups + local features=resources.features + local palettes=resources.colorpalettes + local variable=resources.variabledata + local unpacked={} + setmetatable(unpacked,unpacked_mt) + for unicode,description in next,descriptions do + local tv=tables[description.boundingbox] + if tv then + description.boundingbox=tv + 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 + end + local function unpackthem(sequences) + for i=1,#sequences do + local sequence=sequences[i] + local kind=sequence.type + local steps=sequence.steps + local order=sequence.order + local features=sequence.features + local flags=sequence.flags + local markclass=sequence.markclass + if features then + local tv=tables[features] + if tv then + sequence.features=tv + features=tv + end + for script,feature in next,features do + local tv=tables[feature] + if tv then + features[script]=tv + end + end + end + if steps then + for i=1,#steps do + local step=steps[i] + if kind=="gpos_pair" then + local c=step.coverage + if c then + if step.format=="pair" then + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + c[g1]=tv + d1=tv + end + for g2,d2 in next,d1 do + local tv=tables[d2] + if tv then + d1[g2]=tv + d2=tv + end + local f=tables[d2[1]] if f then d2[1]=f end + local s=tables[d2[2]] if s then d2[2]=s end + end + end + else + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + c[g1]=tv + end + end + end + end + elseif kind=="gpos_single" then + local c=step.coverage + if c then + if step.format=="single" then + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + c[g1]=tv + end + end + else + local tv=tables[c] + if tv then + step.coverage=tv + end + end + end + elseif kind=="gpos_cursive" then + local c=step.coverage + if c then + for g1,d1 in next,c do + local tv=tables[d1] + if tv then + d1=tv + c[g1]=d1 + end + local f=tables[d1[2]] if f then d1[2]=f end + local s=tables[d1[3]] if s then d1[3]=s end + end + end + elseif kind=="gpos_mark2base" or kind=="gpos_mark2mark" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + local tv=tables[d2] + if tv then + d1[g2]=tv + end + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + local tv=tables[d1[2]] + if tv then + d1[2]=tv + end + end + end + elseif kind=="gpos_mark2ligature" then + local c=step.baseclasses + if c then + for g1,d1 in next,c do + for g2,d2 in next,d1 do + local tv=tables[d2] + if tv then + d2=tv + d1[g2]=d2 + end + for g3,d3 in next,d2 do + local tv=tables[d2[g3]] + if tv then + d2[g3]=tv + end + end + end + end + end + local c=step.coverage + if c then + for g1,d1 in next,c do + local tv=tables[d1[2]] + if tv then + d1[2]=tv + end + end + end + end + local rules=step.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=tv + end + for i=1,#before do + local tv=tables[before[i]] + if tv then + before[i]=tv + end + end + end + local after=rule.after + if after then + local tv=tables[after] + if tv then + rule.after=tv + after=tv + end + for i=1,#after do + local tv=tables[after[i]] + if tv then + after[i]=tv + end + end + end + local current=rule.current + if current then + local tv=tables[current] + if tv then + rule.current=tv + current=tv + end + for i=1,#current do + local tv=tables[current[i]] + if tv then + current[i]=tv + end + end + end + local replacements=rule.replacements + if replacements then + local tv=tables[replacements] + if tv then + rule.replacements=tv + end + end + end + end + end + end + if order then + local tv=tables[order] + if tv then + sequence.order=tv + end + end + if flags then + local tv=tables[flags] + if tv then + sequence.flags=tv + end + end + end + end + if sequences then + unpackthem(sequences) + end + if sublookups then + unpackthem(sublookups) + end + if features then + for k,list in next,features do + for feature,spec in next,list do + local tv=tables[spec] + if tv then + list[feature]=tv + end + end + end + end + if palettes then + for i=1,#palettes do + local p=palettes[i] + for j=1,#p do + local tv=tables[p[j]] + if tv then + p[j]=tv + end + end + end + end + if variable then + local instances=variable.instances + if instances then + for i=1,#instances do + local v=instances[i].values + for j=1,#v do + local tv=tables[v[j]] + if tv then + v[j]=tv + end + end + end + end + local function unpackdeltas(main) + if main then + local deltas=main.deltas + if deltas then + for i=1,#deltas do + local di=deltas[i] + local d=di.deltas + local r=di.regions + for j=1,#d do + local tv=tables[d[j]] + if tv then + d[j]=tv + end + end + local tv=di.regions + if tv then + di.regions=tv + end + end + end + local regions=main.regions + if regions then + local tv=tables[regions] + if tv then + main.regions=tv + regions=tv + end + for i=1,#regions do + local r=regions[i] + for j=1,#r do + local tv=tables[r[j]] + if tv then + r[j]=tv + end + end + end + end + end + end + unpackdeltas(variable.global) + unpackdeltas(variable.horizontal) + unpackdeltas(variable.vertical) + unpackdeltas(variable.metrics) + end + data.tables=nil + end + end +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 +} +local function sameformat(sequence,steps,first,nofsteps,kind) + return true +end +local function mergesteps_1(lookup,strict) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + if strict then + local f=first.format + for i=2,nofsteps do + if steps[i].format~=f then + if trace_optimizations then + report_optimizations("not merging %a steps of %a lookup %a, different formats",nofsteps,lookup.type,lookup.name) + end + return 0 + end + end + end + if trace_optimizations then + report_optimizations("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + end + local target=first.coverage + for i=2,nofsteps do + local c=steps[i].coverage + if c then + for k,v in next,c do + if not target[k] then + target[k]=v + end + end + end + end + lookup.nofsteps=1 + lookup.merged=true + lookup.steps={ first } + return nofsteps-1 +end +local function mergesteps_2(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + if strict then + local f=first.format + for i=2,nofsteps do + if steps[i].format~=f then + if trace_optimizations then + report_optimizations("not merging %a steps of %a lookup %a, different formats",nofsteps,lookup.type,lookup.name) + end + return 0 + end + end + end + if trace_optimizations then + report_optimizations("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + end + local target=first.coverage + for i=2,nofsteps do + local c=steps[i].coverage + if c then + for k,v in next,c do + local tk=target[k] + if tk then + for kk,vv in next,v do + if tk[kk]==nil then + tk[kk]=vv + end + end + else + target[k]=v + end + end + end + end + lookup.nofsteps=1 + lookup.merged=true + lookup.steps={ first } + return nofsteps-1 +end +local function mergesteps_3(lookup,strict) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + if trace_optimizations then + report_optimizations("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + end + local coverage={} + for i=1,nofsteps do + local c=steps[i].coverage + if c then + for k,v in next,c do + local tk=coverage[k] + if tk then + if trace_optimizations then + report_optimizations("quitting merge due to multiple checks") + end + return nofsteps + else + coverage[k]=v + end + end + end + end + local first=steps[1] + local baseclasses={} + for i=1,nofsteps do + local offset=i*10 + local step=steps[i] + for k,v in sortedhash(step.baseclasses) do + baseclasses[offset+k]=v + end + for k,v in next,step.coverage do + v[1]=offset+v[1] + end + end + first.baseclasses=baseclasses + first.coverage=coverage + lookup.nofsteps=1 + lookup.merged=true + lookup.steps={ first } + return nofsteps-1 +end +local function nested(old,new) + for k,v in next,old do + if k=="ligature" then + if not new.ligature then + new.ligature=v + end + else + local n=new[k] + if n then + nested(v,n) + else + new[k]=v + end + end + end +end +local function mergesteps_4(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + if trace_optimizations then + report_optimizations("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + end + local target=first.coverage + for i=2,nofsteps do + local c=steps[i].coverage + if c then + for k,v in next,c do + local tk=target[k] + if tk then + nested(v,tk) + else + target[k]=v + end + end + end + end + lookup.nofsteps=1 + lookup.steps={ first } + return nofsteps-1 +end +local function mergesteps_5(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local first=steps[1] + if trace_optimizations then + report_optimizations("merging %a steps of %a lookup %a",nofsteps,lookup.type,lookup.name) + end + local target=first.coverage + local hash=nil + for k,v in next,target do + hash=v[1] + break + end + for i=2,nofsteps do + local c=steps[i].coverage + if c then + for k,v in next,c do + local tk=target[k] + if tk then + if not tk[2] then + tk[2]=v[2] + end + if not tk[3] then + tk[3]=v[3] + end + else + target[k]=v + v[1]=hash + end + end + end + end + lookup.nofsteps=1 + lookup.merged=true + lookup.steps={ first } + return nofsteps-1 +end +local function checkkerns(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local kerned=0 + for i=1,nofsteps do + local step=steps[i] + if step.format=="pair" then + local coverage=step.coverage + local kerns=true + for g1,d1 in next,coverage do + if d1==true then + elseif not d1 then + elseif d1[1]~=0 or d1[2]~=0 or d1[4]~=0 then + kerns=false + break + end + end + if kerns then + if trace_optimizations then + report_optimizations("turning pairs of step %a of %a lookup %a into kerns",i,lookup.type,lookup.name) + end + local c={} + for g1,d1 in next,coverage do + if d1 and d1~=true then + c[g1]=d1[3] + end + end + step.coverage=c + step.format="move" + kerned=kerned+1 + end + end + end + return kerned +end +local function checkpairs(lookup) + local steps=lookup.steps + local nofsteps=lookup.nofsteps + local kerned=0 + local function onlykerns(step) + local coverage=step.coverage + for g1,d1 in next,coverage do + for g2,d2 in next,d1 do + if d2[2] then + return false + else + local v=d2[1] + if v==true then + elseif v and (v[1]~=0 or v[2]~=0 or v[4]~=0) then + return false + end + end + end + end + return coverage + end + for i=1,nofsteps do + local step=steps[i] + if step.format=="pair" then + local coverage=onlykerns(step) + if coverage then + if trace_optimizations then + report_optimizations("turning pairs of step %a of %a lookup %a into kerns",i,lookup.type,lookup.name) + end + for g1,d1 in next,coverage do + local d={} + for g2,d2 in next,d1 do + local v=d2[1] + if v==true then + elseif v then + d[g2]=v[3] + end + end + coverage[g1]=d + end + step.format="move" + kerned=kerned+1 + end + end + end + return kerned +end +local compact_pairs=true +local compact_singles=true +local merge_pairs=true +local merge_singles=true +local merge_substitutions=true +local merge_alternates=true +local merge_multiples=true +local merge_ligatures=true +local merge_cursives=true +local merge_marks=true +directives.register("otf.compact.pairs",function(v) compact_pairs=v end) +directives.register("otf.compact.singles",function(v) compact_singles=v end) +directives.register("otf.merge.pairs",function(v) merge_pairs=v end) +directives.register("otf.merge.singles",function(v) merge_singles=v end) +directives.register("otf.merge.substitutions",function(v) merge_substitutions=v end) +directives.register("otf.merge.alternates",function(v) merge_alternates=v end) +directives.register("otf.merge.multiples",function(v) merge_multiples=v end) +directives.register("otf.merge.ligatures",function(v) merge_ligatures=v end) +directives.register("otf.merge.cursives",function(v) merge_cursives=v end) +directives.register("otf.merge.marks",function(v) merge_marks=v end) +function readers.compact(data) + if not data or data.compacted then + return + else + data.compacted=true + end + local resources=data.resources + local merged=0 + local kerned=0 + local allsteps=0 + local function compact(what) + local lookups=resources[what] + if lookups then + for i=1,#lookups do + local lookup=lookups[i] + local nofsteps=lookup.nofsteps + local kind=lookup.type + allsteps=allsteps+nofsteps + if nofsteps>1 then + local merg=merged + if kind=="gsub_single" then + if merge_substitutions then + merged=merged+mergesteps_1(lookup) + end + elseif kind=="gsub_alternate" then + if merge_alternates then + merged=merged+mergesteps_1(lookup) + end + elseif kind=="gsub_multiple" then + if merge_multiples then + merged=merged+mergesteps_1(lookup) + end + elseif kind=="gsub_ligature" then + if merge_ligatures then + merged=merged+mergesteps_4(lookup) + end + elseif kind=="gpos_single" then + if merge_singles then + merged=merged+mergesteps_1(lookup,true) + end + if compact_singles then + kerned=kerned+checkkerns(lookup) + end + elseif kind=="gpos_pair" then + if merge_pairs then + merged=merged+mergesteps_2(lookup) + end + if compact_pairs then + kerned=kerned+checkpairs(lookup) + end + elseif kind=="gpos_cursive" then + if merge_cursives then + merged=merged+mergesteps_5(lookup) + end + elseif kind=="gpos_mark2mark" or kind=="gpos_mark2base" or kind=="gpos_mark2ligature" then + if merge_marks then + merged=merged+mergesteps_3(lookup) + end + end + if merg~=merged then + lookup.merged=true + end + elseif nofsteps==1 then + local kern=kerned + if kind=="gpos_single" then + if compact_singles then + kerned=kerned+checkkerns(lookup) + end + elseif kind=="gpos_pair" then + if compact_pairs then + kerned=kerned+checkpairs(lookup) + end + end + if kern~=kerned then + end + end + end + elseif trace_optimizations then + report_optimizations("no lookups in %a",what) + end + end + compact("sequences") + compact("sublookups") + if trace_optimizations then + if merged>0 then + report_optimizations("%i steps of %i removed due to merging",merged,allsteps) + end + if kerned>0 then + report_optimizations("%i steps of %i steps turned from pairs into kerns",kerned,allsteps) + end + end +end +local function mergesteps(t,k) + if k=="merged" then + local merged={} + for i=1,#t do + local step=t[i] + local coverage=step.coverage + for k in next,coverage do + local m=merged[k] + if m then + m[2]=i + else + merged[k]={ i,i } + end + end + end + t.merged=merged + return merged + end +end +local function checkmerge(sequence) + local steps=sequence.steps + if steps then + setmetatableindex(steps,mergesteps) + end +end +local function checkflags(sequence,resources) + if not sequence.skiphash then + local flags=sequence.flags + if flags then + local skipmark=flags[1] + local skipligature=flags[2] + local skipbase=flags[3] + local markclass=sequence.markclass + local skipsome=skipmark or skipligature or skipbase or markclass or false + if skipsome then + sequence.skiphash=setmetatableindex(function(t,k) + local c=resources.classes[k] + local v=c==skipmark + or (markclass and c=="mark" and not markclass[k]) + or c==skipligature + or c==skipbase + or false + t[k]=v + return v + end) + else + sequence.skiphash=false + end + else + sequence.skiphash=false + end + end +end +local function checksteps(sequence) + local steps=sequence.steps + if steps then + for i=1,#steps do + steps[i].index=i + end + end +end +if fonts.helpers then + fonts.helpers.checkmerge=checkmerge + fonts.helpers.checkflags=checkflags + fonts.helpers.checksteps=checksteps +end +function readers.expand(data) + if not data or data.expanded then + return + else + data.expanded=true + end + local resources=data.resources + local sublookups=resources.sublookups + local sequences=resources.sequences + local markclasses=resources.markclasses + local descriptions=data.descriptions + if descriptions then + 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(resources.filename) + for u,d in next,descriptions do + local bb=d.boundingbox + local wd=d.width + if not wd then + d.width=defaultwidth + elseif trace_markwidth and wd~=0 and d.class=="mark" then + report_markwidth("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 + local function expandlookups(sequences) + if sequences then + for i=1,#sequences do + local sequence=sequences[i] + local steps=sequence.steps + if steps then + local nofsteps=sequence.nofsteps + local kind=sequence.type + local markclass=sequence.markclass + if markclass then + if not markclasses then + report_warning("missing markclasses") + sequence.markclass=false + else + sequence.markclass=markclasses[markclass] + end + end + for i=1,nofsteps do + local step=steps[i] + local baseclasses=step.baseclasses + if baseclasses then + local coverage=step.coverage + for k,v in next,coverage do + v[1]=baseclasses[v[1]] + end + elseif kind=="gpos_cursive" then + local coverage=step.coverage + for k,v in next,coverage do + v[1]=coverage + end + end + local rules=step.rules + if rules then + local rulehash={ n=0 } + local rulesize=0 + local coverage={} + local lookuptype=sequence.type + local nofrules=#rules + step.coverage=coverage + for currentrule=1,nofrules do + local rule=rules[currentrule] + local current=rule.current + local before=rule.before + local after=rule.after + local replacements=rule.replacements or false + 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 + local lookups=rule.lookups or false + local subtype=nil + if lookups then + for i=1,#lookups do + local lookups=lookups[i] + if lookups then + for k,v in next,lookups do + local lookup=sublookups[v] + if lookup then + lookups[k]=lookup + if not subtype then + subtype=lookup.type + end + else + end + end + end + end + end + if sequence[1] then + sequence.n=#sequence + local ruledata={ + currentrule, + lookuptype, + sequence, + start, + stop, + lookups, + replacements, + subtype, + } + rulesize=rulesize+1 + rulehash[rulesize]=ruledata + rulehash.n=rulesize + if true then + for unic in next,sequence[start] do + local cu=coverage[unic] + if cu then + local n=#cu+1 + cu[n]=ruledata + cu.n=n + else + coverage[unic]={ ruledata,n=1 } + end + end + else + for unic in next,sequence[start] do + local cu=coverage[unic] + if cu then + else + coverage[unic]=rulehash + end + end + end + end + end + end + end + checkmerge(sequence) + checkflags(sequence,resources) + checksteps(sequence) + end + end + end + end + expandlookups(sequences) + expandlookups(sublookups) +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-oup”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otl” ec0241b7465a7713e53c246e8e9fb2a8] --- + +if not modules then modules={} end modules ['font-otl']={ + 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 type,next,tonumber,tostring,unpack=type,next,tonumber,tostring,unpack +local abs=math.abs +local derivetable=table.derive +local formatters=string.formatters +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_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_defining=false registertracker("fonts.defining",function(v) trace_defining=v end) +local report_otf=logs.reporter("fonts","otf loading") +local fonts=fonts +local otf=fonts.handlers.otf +otf.version=3.110 +otf.cache=containers.define("fonts","otl",otf.version,true) +otf.svgcache=containers.define("fonts","svg",otf.version,true) +otf.pngcache=containers.define("fonts","png",otf.version,true) +otf.pdfcache=containers.define("fonts","pdf",otf.version,true) +otf.mpscache=containers.define("fonts","mps",otf.version,true) +otf.svgenabled=false +otf.pngenabled=false +local otfreaders=otf.readers +local hashes=fonts.hashes +local definers=fonts.definers +local readers=fonts.readers +local constructors=fonts.constructors +local otffeatures=constructors.features.otf +local registerotffeature=otffeatures.register +local otfenhancers=constructors.enhancers.otf +local registerotfenhancer=otfenhancers.register +local forceload=false +local cleanup=0 +local syncspace=true +local forcenotdef=false +local privateoffset=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 +local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes +local wildcard="*" +local default="dflt" +local formats=fonts.formats +formats.otf="opentype" +formats.ttf="truetype" +formats.ttc="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.syncspace",function(v) syncspace=v end) +registerdirective("fonts.otf.loader.forcenotdef",function(v) forcenotdef=v end) +registerotfenhancer("check extra features",function() end) +local checkmemory=utilities.lua and utilities.lua.checkmemory +local threshold=100 +local tracememory=false +registertracker("fonts.otf.loader.memory",function(v) tracememory=v end) +if not checkmemory then + local collectgarbage=collectgarbage + checkmemory=function(previous,threshold) + local current=collectgarbage("count") + if previous then + local checked=(threshold or 64)*1024 + if current-previous>checked then + collectgarbage("collect") + current=collectgarbage("count") + end + end + return current + end +end +function otf.load(filename,sub,instance) + 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 sub=="" then + sub=false + end + local hash=name + if sub then + hash=hash.."-"..sub + end + if instance then + hash=hash.."-"..instance + end + hash=containers.cleanname(hash) + local data=containers.read(otf.cache,hash) + local reload=not data or data.size~=size or data.time~=time or data.tableversion~=otfreaders.tableversion + if forceload then + report_otf("forced reload of %a due to hard coded flag",filename) + reload=true + end + if reload then + report_otf("loading %a, hash %a",filename,hash) + starttiming(otfreaders,true) + data=otfreaders.loadfont(filename,sub or 1,instance) + if data then + local used=checkmemory() + local resources=data.resources + local svgshapes=resources.svgshapes + local pngshapes=resources.pngshapes + if cleanup==0 then + checkmemory(used,threshold,tracememory) + end + if svgshapes then + resources.svgshapes=nil + if otf.svgenabled then + local timestamp=os.date() + containers.write(otf.svgcache,hash,{ + svgshapes=svgshapes, + timestamp=timestamp, + }) + data.properties.svg={ + hash=hash, + timestamp=timestamp, + } + end + if cleanup>1 then + collectgarbage("collect") + else + checkmemory(used,threshold,tracememory) + end + end + if pngshapes then + resources.pngshapes=nil + if otf.pngenabled then + local timestamp=os.date() + containers.write(otf.pngcache,hash,{ + pngshapes=pngshapes, + timestamp=timestamp, + }) + data.properties.png={ + hash=hash, + timestamp=timestamp, + } + end + if cleanup>1 then + collectgarbage("collect") + else + checkmemory(used,threshold,tracememory) + end + end + otfreaders.compact(data) + if cleanup==0 then + checkmemory(used,threshold,tracememory) + end + otfreaders.rehash(data,"unicodes") + otfreaders.addunicodetable(data) + otfreaders.extend(data) + if cleanup==0 then + checkmemory(used,threshold,tracememory) + end + otfreaders.pack(data) + report_otf("loading done") + report_otf("saving %a in cache",filename) + data=containers.write(otf.cache,hash,data) + if cleanup>1 then + collectgarbage("collect") + else + checkmemory(used,threshold,tracememory) + end + stoptiming(otfreaders) + if elapsedtime then + report_otf("loading, optimizing, packing and caching time %s",elapsedtime(otfreaders)) + end + if cleanup>3 then + collectgarbage("collect") + else + checkmemory(used,threshold,tracememory) + end + data=containers.read(otf.cache,hash) + if cleanup>2 then + collectgarbage("collect") + else + checkmemory(used,threshold,tracememory) + end + else + stoptiming(otfreaders) + 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 + otfreaders.unpack(data) + otfreaders.expand(data) + otfreaders.addunicodetable(data) + otfenhancers.apply(data,filename,data) + if applyruntimefixes then + applyruntimefixes(filename,data) + end + data.metadata.math=data.resources.mathconstants + local classes=data.resources.classes + if not classes then + local descriptions=data.descriptions + classes=setmetatableindex(function(t,k) + local d=descriptions[k] + local v=(d and d.class or "base") or false + t[k]=v + return v + end) + data.resources.classes=classes + end + end + return data +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 properties=derivetable(data.properties) + local descriptions=derivetable(data.descriptions) + local goodies=derivetable(data.goodies) + local characters={} + local parameters={} + local mathparameters={} + local resources=data.resources + local unicodes=resources.unicodes + local spaceunits=500 + local spacer="space" + local designsize=metadata.designsize or 100 + local minsize=metadata.minsize or designsize + local maxsize=metadata.maxsize 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=fontname or fullname + local subfont=metadata.subfontindex + local units=metadata.units 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 + local charwidth=metadata.averagewidth + local charxheight=metadata.xheight + local italicangle=metadata.italicangle + local hasitalics=metadata.hasitalics + properties.monospaced=monospaced + properties.hasitalics=hasitalics + 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 units/2 + parameters.slant=0 + parameters.space=spaceunits + parameters.space_stretch=1*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 0) + parameters.descender=abs(metadata.descender or 0) + parameters.units=units + parameters.vheight=metadata.defaultvheight + properties.space=spacer + properties.encodingbytes=2 + properties.format=data.format or formats.otf + properties.filename=filename + properties.fontname=fontname + properties.fullname=fullname + properties.psname=psname + properties.name=filename or fullname + properties.subfont=subfont + properties.private=properties.private or data.private or privateoffset + return { + characters=characters, + descriptions=descriptions, + parameters=parameters, + mathparameters=mathparameters, + resources=resources, + properties=properties, + goodies=goodies, + } + end +end +local converters={ + woff={ + cachename="webfonts", + action=otf.readers.woff2otf, + } +} +local function checkconversion(specification) + local filename=specification.filename + local converter=converters[lower(file.suffix(filename))] + if converter then + local base=file.basename(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 size>0 then + local cleanname=containers.cleanname(name) + local cachename=caches.setfirstwritablefile(cleanname,converter.cachename) + if not io.exists(cachename) or (time~=lfs.attributes(cachename).modification) then + report_otf("caching font %a in %a",filename,cachename) + converter.action(filename,cachename) + lfs.touch(cachename,time,time) + end + specification.filename=cachename + end + end +end +local function otftotfm(specification) + local cache_id=specification.hash + local tfmdata=containers.read(constructors.cache,cache_id) + if not tfmdata then + checkconversion(specification) + local name=specification.name + local sub=specification.sub + local subindex=specification.subindex + local filename=specification.filename + local features=specification.features.normal + local instance=specification.instance or (features and features.axis) + local rawdata=otf.load(filename,sub,instance) + if rawdata and next(rawdata) then + local descriptions=rawdata.descriptions + 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) + if not kind then + return + end + if not script then + script=default + end + if not language then + language=default + end + local lookupcache=rawdata.lookupcache + if not lookupcache then + lookupcache={} + rawdata.lookupcache=lookupcache + end + local kindlookup=lookupcache[kind] + if not kindlookup then + kindlookup={} + lookupcache[kind]=kindlookup + end + local scriptlookup=kindlookup[script] + if not scriptlookup then + scriptlookup={} + kindlookup[script]=scriptlookup + end + local languagelookup=scriptlookup[language] + if not languagelookup then + local sequences=rawdata.resources.sequences + local featuremap={} + local featurelist={} + if sequences then + for s=1,#sequences do + local sequence=sequences[s] + local features=sequence.features + if features then + features=features[kind] + if features then + features=features[script] or features[wildcard] + if features then + features=features[language] or features[wildcard] + if features then + if not featuremap[sequence] then + featuremap[sequence]=true + featurelist[#featurelist+1]=sequence + end + end + end + end + end + end + if #featurelist==0 then + featuremap,featurelist=false,false + end + else + featuremap,featurelist=false,false + end + languagelookup={ featuremap,featurelist } + scriptlookup[language]=languagelookup + end + return unpack(languagelookup) +end +local function getgsub(tfmdata,k,kind,value) + local shared=tfmdata.shared + local rawdata=shared and shared.rawdata + if rawdata then + local sequences=rawdata.resources.sequences + if sequences then + local properties=tfmdata.properties + local validlookups,lookuplist=otf.collectlookups(rawdata,kind,properties.script,properties.language) + if validlookups then + for i=1,#lookuplist do + local lookup=lookuplist[i] + local steps=lookup.steps + local nofsteps=lookup.nofsteps + for i=1,nofsteps do + local coverage=steps[i].coverage + if coverage then + local found=coverage[k] + if found then + return found,lookup.type + 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,value) + if not found then + elseif kind=="gsub_single" then + return found + elseif kind=="gsub_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=="gsub_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 +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.woff(specification) + checkconversion(specification) + opentypereader(specification,"") +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="steps", + actions={ + chainsubstitution=justset, + chainposition=justset, + substitution=justset, + alternate=justset, + multiple=justset, + kern=justset, + pair=justset, + single=justset, + ligature=function(coverage,unicode,ligature) + local first=ligature[1] + local tree=coverage[first] + if not tree then + tree={} + coverage[first]=tree + end + for i=2,#ligature do + local l=ligature[i] + local t=tree[l] + if not t then + t={} + tree[l]=t + end + tree=t + end + tree.ligature=unicode + end, + }, + register=function(coverage,featuretype,format) + return { + format=format, + coverage=coverage, + } + end +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otl”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-oto” 52804afd96f4be005f513a012b874668] --- + +if not modules then modules={} end modules ['font-oto']={ + 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,unpack=table.concat,table.unpack +local insert,remove=table.insert,table.remove +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 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_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 getprivate=fonts.constructors.getprivate +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={} + local nam={} + local 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,sequence) + return formatters["feature %a, type %a, chain lookup %a"](feature,sequence.type,sequence.name) +end +local function report_substitution(feature,sequence,descriptions,unicode,substitution) + if unicode==substitution then + report_prepare("%s: base substitution %s maps onto itself", + cref(feature,sequence), + gref(descriptions,unicode)) + else + report_prepare("%s: base substitution %s => %S", + cref(feature,sequence), + gref(descriptions,unicode), + gref(descriptions,substitution)) + end +end +local function report_alternate(feature,sequence,descriptions,unicode,replacement,value,comment) + if unicode==replacement then + report_prepare("%s: base alternate %s maps onto itself", + cref(feature,sequence), + gref(descriptions,unicode)) + else + report_prepare("%s: base alternate %s => %s (%S => %S)", + cref(feature,sequence), + gref(descriptions,unicode), + replacement and gref(descriptions,replacement), + value, + comment) + end +end +local function report_ligature(feature,sequence,descriptions,unicode,ligature) + report_prepare("%s: base ligature %s => %S", + cref(feature,sequence), + gref(descriptions,ligature), + gref(descriptions,unicode)) +end +local function report_kern(feature,sequence,descriptions,unicode,otherunicode,value) + report_prepare("%s: base kern %s + %s => %S", + cref(feature,sequence), + gref(descriptions,unicode), + gref(descriptions,otherunicode), + value) +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 or properties.name).."-"..base + applied={} +end +local function registerbasefeature(feature,value) + applied[#applied+1]=feature.."="..tostring(value) +end +local function makefake(tfmdata,name,present) + local private=getprivate(tfmdata) + local character={ intermediate=true,ligatures={} } + resources.unicodes[name]=private + tfmdata.characters[private]=character + tfmdata.descriptions[private]={ name=name } + 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) + 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",sequence.name,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[name] + if not d then + done[name]={ "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) + 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 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 + if not changed then + changed={} + tfmdata.changed=changed + end + for i=1,#lookuplist do + local sequence=lookuplist[i] + local steps=sequence.steps + local kind=sequence.type + if kind=="gsub_single" then + for i=1,#steps do + for unicode,data in next,steps[i].coverage do + if unicode~=data then + changed[unicode]=data + end + if trace_singles then + report_substitution(feature,sequence,descriptions,unicode,data) + end + end + end + elseif kind=="gsub_alternate" then + for i=1,#steps do + for unicode,data in next,steps[i].coverage do + local replacement=data[alternate] + if replacement then + if unicode~=replacement then + changed[unicode]=replacement + end + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,"normal") + end + elseif defaultalt=="first" then + replacement=data[1] + if unicode~=replacement then + changed[unicode]=replacement + end + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) + end + elseif defaultalt=="last" then + replacement=data[#data] + if unicode~=replacement then + changed[unicode]=replacement + end + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) + end + else + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,"unknown") + end + end + end + end + elseif kind=="gsub_ligature" then + for i=1,#steps do + for unicode,data in next,steps[i].coverage do + ligatures[#ligatures+1]={ unicode,data,"" } + if trace_ligatures then + report_ligature(feature,sequence,descriptions,unicode,data) + end + 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=ligature[1] + local tree=ligature[2] + make_1(present,tree,"ctx_"..unicode) + end + for i=1,nofligatures do + local ligature=ligatures[i] + local unicode=ligature[1] + local tree=ligature[2] + local lookupname=ligature[3] + make_2(present,tfmdata,characters,tree,"ctx_"..unicode,unicode,unicode,done,sequence) + 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 traceindeed=trace_baseinit and trace_kerns + for i=1,#lookuplist do + local sequence=lookuplist[i] + local steps=sequence.steps + local kind=sequence.type + local format=sequence.format + if kind=="gpos_pair" then + for i=1,#steps do + local step=steps[i] + local format=step.format + if format=="kern" or format=="move" then + for unicode,data in next,steps[i].coverage 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,sequence,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 + else + for unicode,data in next,steps[i].coverage do + local character=characters[unicode] + local kerns=character.kerns + for otherunicode,kern in next,data do + local other=kern[2] + if other==true or (not other and not (kerns and kerns[otherunicode])) then + local kern=kern[1] + if kern==true then + elseif kern[1]~=0 or kern[2]~=0 or kern[4]~=0 then + else + kern=kern[3] + if kern~=0 then + if kerns then + kerns[otherunicode]=kern + else + kerns={ [otherunicode]=kern } + character.kerns=kerns + end + if traceindeed then + report_kern(feature,sequence,descriptions,unicode,otherunicode,kern) + end + end + end + end + end + end + end + end + end + end +end +local function initializehashes(tfmdata) +end +local function checkmathreplacements(tfmdata,fullname,fixitalics) + if tfmdata.mathparameters then + local characters=tfmdata.characters + local changed=tfmdata.changed + if next(changed) then + if trace_preparing or trace_baseinit then + report_prepare("checking math replacements for %a",fullname) + end + for unicode,replacement in next,changed do + local u=characters[unicode] + local r=characters[replacement] + if u and r then + local n=u.next + local v=u.vert_variants + local h=u.horiz_variants + if fixitalics then + local ui=u.italic + if ui and not r.italic then + if trace_preparing then + report_prepare("using %i units of italic correction from %C for %U",ui,unicode,replacement) + end + r.italic=ui + end + end + if n and not r.next then + if trace_preparing then + report_prepare("forcing %s for %C substituted by %U","incremental step",unicode,replacement) + end + r.next=n + end + if v and not r.vert_variants then + if trace_preparing then + report_prepare("forcing %s for %C substituted by %U","vertical variants",unicode,replacement) + end + r.vert_variants=v + end + if h and not r.horiz_variants then + if trace_preparing then + report_prepare("forcing %s for %C substituted by %U","horizontal variants",unicode,replacement) + end + r.horiz_variants=h + end + else + if trace_preparing then + report_prepare("error replacing %C by %U",unicode,replacement) + end + end + end + end + end +end +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 + initializehashes(tfmdata) + local collectlookups=otf.collectlookups + local rawdata=tfmdata.shared.rawdata + local properties=tfmdata.properties + local script=properties.script + local language=properties.language + local rawresources=rawdata.resources + local rawfeatures=rawresources and rawresources.features + local basesubstitutions=rawfeatures and rawfeatures.gsub + local basepositionings=rawfeatures and rawfeatures.gpos + local substitutionsdone=false + local positioningsdone=false + 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 + preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist) + registerbasefeature(feature,value) + substitutionsdone=true + 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 + preparepositionings(tfmdata,feature,value,validlookups,lookuplist) + registerbasefeature(feature,value) + positioningsdone=true + end + end + end + end + end + end + end + if substitutionsdone then + checkmathreplacements(tfmdata,fullname,features.fixitalics) + 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, + } +} +otf.basemodeinitializer=featuresinitializer + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-oto”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otj” 66c7a910d95d4a52b81061de776898e1] --- + +if not modules then modules={} end modules ['font-otj']={ + 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,tonumber=next,rawget,tonumber +local fastcopy=table.fastcopy +local registertracker=trackers.register +local registerdirective=directives.register +local trace_injections=false registertracker("fonts.injections",function(v) trace_injections=v end) +local trace_marks=false registertracker("fonts.injections.marks",function(v) trace_marks=v end) +local trace_cursive=false registertracker("fonts.injections.cursive",function(v) trace_cursive=v end) +local trace_spaces=false registertracker("fonts.injections.spaces",function(v) trace_spaces=v end) +local report_injections=logs.reporter("fonts","injections") +local report_spaces=logs.reporter("fonts","spaces") +local attributes,nodes,node=attributes,nodes,node +fonts=fonts +local hashes=fonts.hashes +local fontdata=hashes.identifiers +local fontmarks=hashes.marks +nodes.injections=nodes.injections or {} +local injections=nodes.injections +local tracers=nodes.tracers +local setcolor=tracers and tracers.colors.set +local resetcolor=tracers and tracers.colors.reset +local nodecodes=nodes.nodecodes +local glyph_code=nodecodes.glyph +local disc_code=nodecodes.disc +local kern_code=nodecodes.kern +local glue_code=nodecodes.glue +local nuts=nodes.nuts +local nodepool=nuts.pool +local tonode=nuts.tonode +local tonut=nuts.tonut +local setfield=nuts.setfield +local getnext=nuts.getnext +local getprev=nuts.getprev +local getid=nuts.getid +local getfont=nuts.getfont +local getchar=nuts.getchar +local getoffsets=nuts.getoffsets +local getboth=nuts.getboth +local getdisc=nuts.getdisc +local setdisc=nuts.setdisc +local setoffsets=nuts.setoffsets +local ischar=nuts.ischar +local getkern=nuts.getkern +local setkern=nuts.setkern +local setlink=nuts.setlink +local setwidth=nuts.setwidth +local getwidth=nuts.getwidth +local nextchar=nuts.traversers.char +local nextglue=nuts.traversers.glue +local insert_node_before=nuts.insert_before +local insert_node_after=nuts.insert_after +local properties=nodes.properties.data +local fontkern=nuts.pool and nuts.pool.fontkern +local italickern=nuts.pool and nuts.pool.italickern +local useitalickerns=false +directives.register("fonts.injections.useitalics",function(v) + if v then + report_injections("using italics for space kerns (tracing only)") + end + useitalickerns=v +end) +do if not fontkern then + local thekern=nuts.new("kern",0) + local setkern=nuts.setkern + local copy_node=nuts.copy_node + fontkern=function(k) + local n=copy_node(thekern) + setkern(n,k) + return n + end +end end +do if not italickern then + local thekern=nuts.new("kern",3) + local setkern=nuts.setkern + local copy_node=nuts.copy_node + italickern=function(k) + local n=copy_node(thekern) + setkern(n,k) + return n + end +end end +function injections.installnewkern() end +local nofregisteredkerns=0 +local nofregisteredpositions=0 +local nofregisteredmarks=0 +local nofregisteredcursives=0 +local keepregisteredcounts=false +function injections.keepcounts() + keepregisteredcounts=true +end +function injections.resetcounts() + nofregisteredkerns=0 + nofregisteredpositions=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=sp.injections + if si then + si=fastcopy(si) + if tp then + tp.injections=si + else + properties[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=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=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,r2lflag) + 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 + if dx==0 then + dx=0 + end + local p=rawget(properties,start) + if p then + local i=p.injections + if i then + i.cursiveanchor=true + else + p.injections={ + cursiveanchor=true, + } + end + else + properties[start]={ + injections={ + cursiveanchor=true, + }, + } + end + local p=rawget(properties,nxt) + if p then + local i=p.injections + if i then + i.cursivex=dx + i.cursivey=dy + else + p.injections={ + cursivex=dx, + cursivey=dy, + } + end + else + properties[nxt]={ + injections={ + cursivex=dx, + cursivey=dy, + }, + } + end + return dx,dy,nofregisteredcursives +end +function injections.setposition(kind,current,factor,rlmode,spec,injection) + local x=factor*(spec[1] or 0) + local y=factor*(spec[2] or 0) + local w=factor*(spec[3] or 0) + local h=factor*(spec[4] or 0) + 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 + nofregisteredpositions=nofregisteredpositions+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=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,nofregisteredpositions + 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=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.setmove(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 rlmode and rlmode<0 then + if p then + local i=p[injection] + if i then + i.rightkern=dx+(i.rightkern or 0) + else + p[injection]={ + rightkern=dx, + } + end + else + properties[current]={ + [injection]={ + rightkern=dx, + }, + } + end + else + if p then + local i=p[injection] + if i then + i.leftkern=dx+(i.leftkern or 0) + else + p[injection]={ + leftkern=dx, + } + end + else + properties[current]={ + [injection]={ + leftkern=dx, + }, + } + end + end + return dx,nofregisteredkerns + else + return 0,0 + end +end +function injections.setmark(start,base,factor,rlmode,ba,ma,tfmbase,mkmk,checkmark) + local dx=factor*(ba[1]-ma[1]) + local dy=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=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 + i.checkmark=checkmark + end + else + p.injections={ + markx=dx, + marky=dy, + markdir=rlmode or 0, + markbase=nofregisteredmarks, + markbasenode=base, + markmark=mkmk, + checkmark=checkmark, + } + end + else + properties[start]={ + injections={ + markx=dx, + marky=dy, + markdir=rlmode or 0, + markbase=nofregisteredmarks, + markbasenode=base, + markmark=mkmk, + checkmark=checkmark, + }, + } + 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=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 nextchar,n do + showchar(n,where) + show(n,what,where," ") + end + report_injections("end subrun") +end +local function trace(head,where) + report_injections() + report_injections("begin run %s: %s kerns, %s positions, %s marks and %s cursives registered", + where or "",nofregisteredkerns,nofregisteredpositions,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,"=") + show(n,"emptyinjections",false,"*") + elseif id==disc_code then + local pre,post,replace=getdisc(n) + if pre then + showsub(pre,"preinjections","pre") + end + if post then + showsub(post,"postinjections","post") + end + if replace then + showsub(replace,"replaceinjections","replace") + end + show(n,"emptyinjections",false,"*") + 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 + local w=getwidth(current) + local x,y=getoffsets(current) + report_injections("char: %C, width %p, xoffset %p, yoffset %p",getchar(current),w,x,y) + skipping=false + elseif id==kern_code then + report_injections("kern: %p",getkern(current)) + skipping=false + elseif not skipping then + report_injections() + skipping=true + end + current=getnext(current) + end + report_injections() +end +local function inject_kerns_only(head,where) + if trace_injections then + trace(head,"kerns") + end + local current=head + local prev=nil + local next=nil + local prevdisc=nil + local pre=nil + local post=nil + local replace=nil + local pretail=nil + local posttail=nil + local replacetail=nil + while current do + local next=getnext(current) + local char,id=ischar(current) + if char then + local p=rawget(properties,current) + if p then + local i=p.injections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + head=insert_node_before(head,current,fontkern(leftkern)) + end + end + if prevdisc then + local done=false + if post then + local i=p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setlink(posttail,fontkern(leftkern)) + done=true + end + end + end + if replace then + local i=p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setlink(replacetail,fontkern(leftkern)) + done=true + end + end + else + local i=p.emptyinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=fontkern(leftkern) + done=true + end + end + end + if done then + setdisc(prevdisc,pre,post,replace) + end + end + end + prevdisc=nil + elseif char==false then + prevdisc=nil + elseif id==disc_code then + pre,post,replace,pretail,posttail,replacetail=getdisc(current,true) + local done=false + if pre then + for n in nextchar,pre do + local p=rawget(properties,n) + if p then + local i=p.injections or p.preinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + pre=insert_node_before(pre,n,fontkern(leftkern)) + done=true + end + end + end + end + end + if post then + for n in nextchar,post do + local p=rawget(properties,n) + if p then + local i=p.injections or p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + post=insert_node_before(post,n,fontkern(leftkern)) + done=true + end + end + end + end + end + if replace then + for n in nextchar,replace do + local p=rawget(properties,n) + if p then + local i=p.injections or p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=insert_node_before(replace,n,fontkern(leftkern)) + done=true + end + end + end + end + end + if done then + setdisc(current,pre,post,replace) + end + prevdisc=current + else + prevdisc=nil + end + prev=current + current=next + end + if keepregisteredcounts then + keepregisteredcounts=false + else + nofregisteredkerns=0 + end + if trace_injections then + show_result(head) + end + return head +end +local function inject_positions_only(head,where) + if trace_injections then + trace(head,"positions") + end + local current=head + local prev=nil + local next=nil + local prevdisc=nil + local prevglyph=nil + local pre=nil + local post=nil + local replace=nil + local pretail=nil + local posttail=nil + local replacetail=nil + while current do + local next=getnext(current) + local char,id=ischar(current) + if char then + local p=rawget(properties,current) + if p then + local i=p.injections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(current,false,yoffset) + end + local leftkern=i.leftkern + local rightkern=i.rightkern + if leftkern and leftkern~=0 then + if rightkern and leftkern==-rightkern then + setoffsets(current,leftkern,false) + rightkern=0 + else + head=insert_node_before(head,current,fontkern(leftkern)) + end + end + if rightkern and rightkern~=0 then + insert_node_after(head,current,fontkern(rightkern)) + end + else + local i=p.emptyinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + if next and getid(next)==disc_code then + if replace then + else + replace=fontkern(rightkern) + done=true + end + end + end + end + end + if prevdisc then + local done=false + if post then + local i=p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setlink(posttail,fontkern(leftkern)) + done=true + end + end + end + if replace then + local i=p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setlink(replacetail,fontkern(leftkern)) + done=true + end + end + else + local i=p.emptyinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=fontkern(leftkern) + done=true + end + end + end + if done then + setdisc(prevdisc,pre,post,replace) + end + end + end + prevdisc=nil + prevglyph=current + elseif char==false then + prevdisc=nil + prevglyph=current + elseif id==disc_code then + pre,post,replace,pretail,posttail,replacetail=getdisc(current,true) + local done=false + if pre then + for n in nextchar,pre do + local p=rawget(properties,n) + if p then + local i=p.injections or p.preinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(n,false,yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + pre=insert_node_before(pre,n,fontkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(pre,n,fontkern(rightkern)) + done=true + end + end + end + end + end + if post then + for n in nextchar,post do + local p=rawget(properties,n) + if p then + local i=p.injections or p.postinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(n,false,yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + post=insert_node_before(post,n,fontkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(post,n,fontkern(rightkern)) + done=true + end + end + end + end + end + if replace then + for n in nextchar,replace do + local p=rawget(properties,n) + if p then + local i=p.injections or p.replaceinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(n,false,yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=insert_node_before(replace,n,fontkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(replace,n,fontkern(rightkern)) + done=true + end + end + end + end + end + if prevglyph then + if pre then + local p=rawget(properties,prevglyph) + if p then + local i=p.preinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + pre=insert_node_before(pre,pre,fontkern(rightkern)) + done=true + end + end + end + end + if replace then + local p=rawget(properties,prevglyph) + if p then + local i=p.replaceinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + replace=insert_node_before(replace,replace,fontkern(rightkern)) + done=true + end + end + end + end + end + if done then + setdisc(current,pre,post,replace) + end + prevglyph=nil + prevdisc=current + else + prevglyph=nil + prevdisc=nil + end + prev=current + current=next + end + if keepregisteredcounts then + keepregisteredcounts=false + else + nofregisteredpositions=0 + end + if trace_injections then + show_result(head) + end + return head +end +local function showoffset(n,flag) + local x,y=getoffsets(n) + if x~=0 or y~=0 then + setcolor(n,"darkgray") + end +end +local function inject_everything(head,where) + if trace_injections then + trace(head,"everything") + end + local hascursives=nofregisteredcursives>0 + local hasmarks=nofregisteredmarks>0 + local current=head + local last=nil + local prev=nil + local next=nil + local prevdisc=nil + local prevglyph=nil + local pre=nil + local post=nil + local replace=nil + local pretail=nil + local posttail=nil + local replacetail=nil + local cursiveanchor=nil + local minc=0 + local maxc=0 + local glyphs={} + local marks={} + local nofmarks=0 + local function processmark(p,n,pn) + local px,py=getoffsets(p) + local nx,ny=getoffsets(n) + local ox=0 + local rightkern=nil + local pp=rawget(properties,p) + if pp then + pp=pp.injections + if pp then + rightkern=pp.rightkern + end + end + local markdir=pn.markdir + if rightkern then + ox=px-(pn.markx or 0)-rightkern + if markdir and markdir<0 then + if not pn.markmark then + ox=ox+(pn.leftkern or 0) + end + else + if false then + local leftkern=pp.leftkern + if leftkern then + ox=ox-leftkern + end + end + end + else + ox=px-(pn.markx or 0) + if markdir and markdir<0 then + if not pn.markmark then + local leftkern=pn.leftkern + if leftkern then + ox=ox+leftkern + end + end + end + if pn.checkmark then + local wn=getwidth(n) + if wn and wn~=0 then + wn=wn/2 + if trace_injections then + report_injections("correcting non zero width mark %C",getchar(n)) + end + insert_node_before(n,n,fontkern(-wn)) + insert_node_after(n,n,fontkern(-wn)) + end + end + end + local oy=ny+py+(pn.marky or 0) + if not pn.markmark then + local yoffset=pn.yoffset + if yoffset then + oy=oy+yoffset + end + end + setoffsets(n,ox,oy) + if trace_marks then + showoffset(n,true) + end + end + while current do + local next=getnext(current) + local char,id=ischar(current) + if char then + local p=rawget(properties,current) + if p then + local i=p.injections + if i then + local pm=i.markbasenode + if pm then + nofmarks=nofmarks+1 + marks[nofmarks]=current + else + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(current,false,yoffset) + end + if hascursives then + local cursivex=i.cursivex + if cursivex then + if cursiveanchor then + if cursivex~=0 then + i.leftkern=(i.leftkern or 0)+cursivex + end + if maxc==0 then + minc=1 + maxc=1 + glyphs[1]=cursiveanchor + else + maxc=maxc+1 + glyphs[maxc]=cursiveanchor + end + properties[cursiveanchor].cursivedy=i.cursivey + last=current + else + maxc=0 + end + elseif maxc>0 then + local nx,ny=getoffsets(current) + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setoffsets(ti,false,ny) + if trace_cursive then + showoffset(ti) + end + end + maxc=0 + cursiveanchor=nil + end + if i.cursiveanchor then + cursiveanchor=current + else + if maxc>0 then + local nx,ny=getoffsets(current) + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setoffsets(ti,false,ny) + if trace_cursive then + showoffset(ti) + end + end + maxc=0 + end + cursiveanchor=nil + end + end + local leftkern=i.leftkern + local rightkern=i.rightkern + if leftkern and leftkern~=0 then + if rightkern and leftkern==-rightkern then + setoffsets(current,leftkern,false) + rightkern=0 + else + head=insert_node_before(head,current,fontkern(leftkern)) + end + end + if rightkern and rightkern~=0 then + insert_node_after(head,current,fontkern(rightkern)) + end + end + else + local i=p.emptyinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + if next and getid(next)==disc_code then + if replace then + else + replace=fontkern(rightkern) + done=true + end + end + end + end + end + if prevdisc then + if p then + local done=false + if post then + local i=p.postinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setlink(posttail,fontkern(leftkern)) + done=true + end + end + end + if replace then + local i=p.replaceinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + setlink(replacetail,fontkern(leftkern)) + done=true + end + end + else + local i=p.emptyinjections + if i then + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=fontkern(leftkern) + done=true + end + end + end + if done then + setdisc(prevdisc,pre,post,replace) + end + end + end + else + if hascursives and maxc>0 then + local nx,ny=getoffsets(current) + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + local xi,yi=getoffsets(ti) + setoffsets(ti,xi,yi+ny) + end + maxc=0 + cursiveanchor=nil + end + end + prevdisc=nil + prevglyph=current + elseif char==false then + prevdisc=nil + prevglyph=current + elseif id==disc_code then + pre,post,replace,pretail,posttail,replacetail=getdisc(current,true) + local done=false + if pre then + for n in nextchar,pre do + local p=rawget(properties,n) + if p then + local i=p.injections or p.preinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(n,false,yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + pre=insert_node_before(pre,n,fontkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(pre,n,fontkern(rightkern)) + done=true + end + if hasmarks then + local pm=i.markbasenode + if pm then + processmark(pm,n,i) + end + end + end + end + end + end + if post then + for n in nextchar,post do + local p=rawget(properties,n) + if p then + local i=p.injections or p.postinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(n,false,yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + post=insert_node_before(post,n,fontkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(post,n,fontkern(rightkern)) + done=true + end + if hasmarks then + local pm=i.markbasenode + if pm then + processmark(pm,n,i) + end + end + end + end + end + end + if replace then + for n in nextchar,replace do + local p=rawget(properties,n) + if p then + local i=p.injections or p.replaceinjections + if i then + local yoffset=i.yoffset + if yoffset and yoffset~=0 then + setoffsets(n,false,yoffset) + end + local leftkern=i.leftkern + if leftkern and leftkern~=0 then + replace=insert_node_before(replace,n,fontkern(leftkern)) + done=true + end + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + insert_node_after(replace,n,fontkern(rightkern)) + done=true + end + if hasmarks then + local pm=i.markbasenode + if pm then + processmark(pm,n,i) + end + end + end + end + end + end + if prevglyph then + if pre then + local p=rawget(properties,prevglyph) + if p then + local i=p.preinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + pre=insert_node_before(pre,pre,fontkern(rightkern)) + done=true + end + end + end + end + if replace then + local p=rawget(properties,prevglyph) + if p then + local i=p.replaceinjections + if i then + local rightkern=i.rightkern + if rightkern and rightkern~=0 then + replace=insert_node_before(replace,replace,fontkern(rightkern)) + done=true + end + end + end + end + end + if done then + setdisc(current,pre,post,replace) + end + prevglyph=nil + prevdisc=current + else + prevglyph=nil + prevdisc=nil + end + prev=current + current=next + end + if hascursives and maxc>0 then + local nx,ny=getoffsets(last) + for i=maxc,minc,-1 do + local ti=glyphs[i] + ny=ny+properties[ti].cursivedy + setoffsets(ti,false,ny) + if trace_cursive then + showoffset(ti) + end + end + end + if nofmarks>0 then + for i=1,nofmarks do + local m=marks[i] + local p=rawget(properties,m) + local i=p.injections + local b=i.markbasenode + processmark(b,m,i) + end + elseif hasmarks then + end + if keepregisteredcounts then + keepregisteredcounts=false + else + nofregisteredkerns=0 + nofregisteredpositions=0 + nofregisteredmarks=0 + nofregisteredcursives=0 + end + if trace_injections then + show_result(head) + end + return head +end +local triggers=false +function nodes.injections.setspacekerns(font,sequence) + if triggers then + triggers[font]=sequence + else + triggers={ [font]=sequence } + end +end +local getthreshold +if context then + local threshold=1 + local parameters=fonts.hashes.parameters + directives.register("otf.threshold",function(v) threshold=tonumber(v) or 1 end) + getthreshold=function(font) + local p=parameters[font] + local f=p.factor + local s=p.spacing + local t=threshold*(s and s.width or p.space or 0)-2 + return t>0 and t or 0,f + end +else + injections.threshold=0 + getthreshold=function(font) + local p=fontdata[font].parameters + local f=p.factor + local s=p.spacing + local t=injections.threshold*(s and s.width or p.space or 0)-2 + return t>0 and t or 0,f + end +end +injections.getthreshold=getthreshold +function injections.isspace(n,threshold,id) + if (id or getid(n))==glue_code then + local w=getwidth(n) + if threshold and w>threshold then + return 32 + end + end +end +local getspaceboth=getboth +function injections.installgetspaceboth(gb) + getspaceboth=gb or getboth +end +local function injectspaces(head) + if not triggers then + return head + end + local lastfont=nil + local spacekerns=nil + local leftkerns=nil + local rightkerns=nil + local factor=0 + local threshold=0 + local leftkern=false + local rightkern=false + local function updatefont(font,trig) + leftkerns=trig.left + rightkerns=trig.right + lastfont=font + threshold, + factor=getthreshold(font) + end + for n in nextglue,head do + local prev,next=getspaceboth(n) + local prevchar=prev and ischar(prev) + local nextchar=next and ischar(next) + if nextchar then + local font=getfont(next) + local trig=triggers[font] + if trig then + if lastfont~=font then + updatefont(font,trig) + end + if rightkerns then + rightkern=rightkerns[nextchar] + end + end + end + if prevchar then + local font=getfont(prev) + local trig=triggers[font] + if trig then + if lastfont~=font then + updatefont(font,trig) + end + if leftkerns then + leftkern=leftkerns[prevchar] + end + end + end + if leftkern then + local old=getwidth(n) + if old>threshold then + if rightkern then + if useitalickerns then + local lnew=leftkern*factor + local rnew=rightkern*factor + if trace_spaces then + report_spaces("%C [%p + %p + %p] %C",prevchar,lnew,old,rnew,nextchar) + end + head=insert_node_before(head,n,italickern(lnew)) + insert_node_after(head,n,italickern(rnew)) + else + local new=old+(leftkern+rightkern)*factor + if trace_spaces then + report_spaces("%C [%p -> %p] %C",prevchar,old,new,nextchar) + end + setwidth(n,new) + end + rightkern=false + else + if useitalickerns then + local new=leftkern*factor + if trace_spaces then + report_spaces("%C [%p + %p]",prevchar,old,new) + end + insert_node_after(head,n,italickern(new)) + else + local new=old+leftkern*factor + if trace_spaces then + report_spaces("%C [%p -> %p]",prevchar,old,new) + end + setwidth(n,new) + end + end + end + leftkern=false + elseif rightkern then + local old=getwidth(n) + if old>threshold then + if useitalickerns then + local new=rightkern*factor + if trace_spaces then + report_spaces("%C [%p + %p]",nextchar,old,new) + end + insert_node_after(head,n,italickern(new)) + else + local new=old+rightkern*factor + if trace_spaces then + report_spaces("[%p -> %p] %C",nextchar,old,new) + end + setwidth(n,new) + end + end + rightkern=false + end + end + triggers=false + return head +end +function injections.handler(head,where) + if triggers then + head=injectspaces(head) + end + if nofregisteredmarks>0 or nofregisteredcursives>0 then + if trace_injections then + report_injections("injection variant %a","everything") + end + return inject_everything(head,where) + elseif nofregisteredpositions>0 then + if trace_injections then + report_injections("injection variant %a","positions") + end + return inject_positions_only(head,where) + elseif nofregisteredkerns>0 then + if trace_injections then + report_injections("injection variant %a","kerns") + end + return inject_kerns_only(head,where) + else + return head + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otj”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ota” d6dfb94563d6a52675e274b2e673e4a6] --- + +if not modules then modules={} end modules ['font-ota']={ + 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=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 getnext=nuts.getnext +local getprev=nuts.getprev +local getprev=nuts.getprev +local getprop=nuts.getprop +local setprop=nuts.setprop +local getsubtype=nuts.getsubtype +local getchar=nuts.getchar +local ischar=nuts.ischar +local end_of_math=nuts.end_of_math +local nodecodes=nodes.nodecodes +local disc_code=nodecodes.disc +local math_code=nodecodes.math +local fontdata=fonts.hashes.identifiers +local categories=characters and characters.categories or {} +local chardata=characters and characters.data +local otffeatures=fonts.constructors.features.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=allocate { + init=s_init, + medi=s_medi, + med2=s_medi, + fina=s_fina, + fin2=s_fina, + fin3=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=allocate { + init=s_init, + medi=s_medi, + med2=s_medi, + fina=s_fina, + fin2=s_fina, + fin3=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 char,id=ischar(current,font) + if char and not getprop(current,a_state) then + done=true + 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 char==false then + 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 + 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 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 mappers=allocate { + l=s_init, + d=s_medi, + c=s_medi, + r=s_fina, + u=s_isol, +} +local classifiers=characters.classifiers +if not classifiers then + local f_arabic,l_arabic=characters.blockrange("arabic") + local f_syriac,l_syriac=characters.blockrange("syriac") + local f_mandiac,l_mandiac=characters.blockrange("mandiac") + local f_nko,l_nko=characters.blockrange("nko") + local f_ext_a,l_ext_a=characters.blockrange("arabicextendeda") + classifiers=table.setmetatableindex(function(t,k) + if type(k)=="number" then + local c=chardata[k] + local v=false + if c then + local arabic=c.arabic + if arabic then + v=mappers[arabic] + if not v then + log.report("analyze","error in mapping arabic %C",k) + v=false + end + elseif (k>=f_arabic and k<=l_arabic) or + (k>=f_syriac and k<=l_syriac) or + (k>=f_mandiac and k<=l_mandiac) or + (k>=f_nko and k<=l_nko) or + (k>=f_ext_a and k<=l_ext_a) then + if categories[k]=="mn" then + v=s_mark + else + v=s_rest + end + end + end + t[k]=v + return v + end + end) + characters.classifiers=classifiers +end +function methods.arab(head,font,attr) + local first,last,c_first,c_last + local current=head + local done=false + current=tonut(current) + while current do + local char,id=ischar(current,font) + if char and not getprop(current,a_state) then + done=true + local classifier=classifiers[char] + if not classifier then + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end + elseif classifier==s_mark then + setprop(current,a_state,s_mark) + elseif classifier==s_isol then + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end + setprop(current,a_state,s_isol) + elseif classifier==s_medi then + if first then + last=current + c_last=classifier + setprop(current,a_state,s_medi) + else + setprop(current,a_state,s_init) + first=current + c_first=classifier + end + elseif classifier==s_fina then + if last 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 first then + setprop(current,a_state,s_fina) + first=nil + else + setprop(current,a_state,s_isol) + end + else + setprop(current,a_state,s_rest) + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end + end + else + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + first,last=nil,nil + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + first=nil + end + if id==math_code then + current=end_of_math(current) + end + end + current=getnext(current) + end + if last then + if c_last==s_medi or c_last==s_fina then + setprop(last,a_state,s_fina) + else + warning(last,"fina") + setprop(last,a_state,s_error) + end + elseif first then + if c_first==s_medi or c_first==s_fina then + setprop(first,a_state,s_isol) + else + warning(first,"isol") + setprop(first,a_state,s_error) + end + 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-2019-10-29.lua scope for “font-ota”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ots” d6a0ce4b40cd4ee1895e2248dcf87d37] --- + +if not modules then modules={} end modules ['font-ots']={ + 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 insert=table.insert +local registertracker=trackers.register +local logs=logs +local trackers=trackers +local nodes=nodes +local attributes=attributes +local fonts=fonts +local otf=fonts.handlers.otf +local tracers=nodes.tracers +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_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_plugins=false registertracker("otf.plugins",function(v) trace_plugins=v end) +local trace_chains=false registertracker("otf.chains",function(v) trace_chains=v end) +local trace_kernruns=false registertracker("otf.kernruns",function(v) trace_kernruns=v end) +local trace_compruns=false registertracker("otf.compruns",function(v) trace_compruns=v end) +local trace_testruns=false registertracker("otf.testruns",function(v) trace_testruns=v end) +local forcediscretionaries=false +local forcepairadvance=false +directives.register("otf.forcediscretionaries",function(v) + forcediscretionaries=v +end) +directives.register("otf.forcepairadvance",function(v) + forcepairadvance=v +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_warning=logs.reporter("fonts","otf warning") +local report_run=logs.reporter("fonts","otf run") +registertracker("otf.substitutions","otf.singles","otf.multiples","otf.alternatives","otf.ligatures") +registertracker("otf.positions","otf.marks","otf.kerns","otf.cursive") +registertracker("otf.actions","otf.substitutions","otf.positions") +registertracker("otf.sample","otf.steps","otf.substitutions","otf.positions","otf.analyzing") +registertracker("otf.sample.silent","otf.steps=silent","otf.substitutions","otf.positions","otf.analyzing") +local nuts=nodes.nuts +local getnext=nuts.getnext +local setnext=nuts.setnext +local getprev=nuts.getprev +local setprev=nuts.setprev +local getboth=nuts.getboth +local setboth=nuts.setboth +local getid=nuts.getid +local getprop=nuts.getprop +local setprop=nuts.setprop +local getsubtype=nuts.getsubtype +local setsubtype=nuts.setsubtype +local getchar=nuts.getchar +local setchar=nuts.setchar +local getdisc=nuts.getdisc +local setdisc=nuts.setdisc +local getreplace=nuts.getreplace +local setlink=nuts.setlink +local getcomponents=nuts.getcomponents +local setcomponents=nuts.setcomponents +local getwidth=nuts.getwidth +local getattr=nuts.getattr +local getglyphdata=nuts.getglyphdata +local ischar=nuts.ischar +local isglyph=nuts.isglyph +local usesfont=nuts.uses_font +local insert_node_after=nuts.insert_after +local copy_node=nuts.copy +local copy_node_list=nuts.copy_list +local remove_node=nuts.remove +local find_node_tail=nuts.tail +local flush_node_list=nuts.flush_list +local flush_node=nuts.flush_node +local end_of_math=nuts.end_of_math +local setmetatable=setmetatable +local setmetatableindex=table.setmetatableindex +local nextnode=nuts.traversers.node +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 math_code=nodecodes.math +local dir_code=nodecodes.dir +local localpar_code=nodecodes.localpar +local discretionarydisc_code=disccodes.discretionary +local ligatureglyph_code=glyphcodes.ligature +local a_state=attributes.private('state') +local a_noligature=attributes.private("noligature") +local injections=nodes.injections +local setmark=injections.setmark +local setcursive=injections.setcursive +local setkern=injections.setkern +local setmove=injections.setmove +local setposition=injections.setposition +local resetinjection=injections.reset +local copyinjection=injections.copy +local setligaindex=injections.setligaindex +local getligaindex=injections.getligaindex +local fontdata=fonts.hashes.identifiers +local fontfeatures=fonts.hashes.features +local otffeatures=fonts.constructors.features.otf +local registerotffeature=otffeatures.register +local onetimemessage=fonts.loggers.onetimemessage or function() end +local getrandom=utilities and utilities.randomizer and utilities.randomizer.get +otf.defaultnodealternate="none" +local tfmdata=false +local characters=false +local descriptions=false +local marks=false +local classes=false +local currentfont=false +local factor=0 +local threshold=0 +local checkmarks=false +local discs=false +local spaces=false +local sweepnode=nil +local sweephead={} +local notmatchpre={} +local notmatchpost={} +local notmatchreplace={} +local handlers={} +local isspace=injections.isspace +local getthreshold=injections.getthreshold +local checkstep=(tracers and tracers.steppers.check) or function() end +local registerstep=(tracers and tracers.steppers.register) or function() end +local registermessage=(tracers and tracers.steppers.message) or function() end +local function logprocess(...) + if trace_steps then + registermessage(...) + if trace_steps=="silent" then + return + end + end + report_direct(...) +end +local function logwarning(...) + report_direct(...) +end +local gref do + local f_unicode=formatters["U+%X"] + local f_uniname=formatters["U+%X (%s)"] + local f_unilist=formatters["% t"] + gref=function(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 t={} + for i=1,#n do + local ni=n[i] + if tonumber(ni) then + local di=descriptions[ni] + local nn=di and di.name + if nn then + t[#t+1]=f_uniname(ni,nn) + else + t[#t+1]=f_unicode(ni) + end + end + end + return f_unilist(t) + else + return "<error in node mode tracing>" + end + end +end +local function cref(dataset,sequence,index) + if not dataset then + return "no valid dataset" + end + local merged=sequence.merged and "merged " or "" + if index then + return formatters["feature %a, type %a, %schain lookup %a, index %a"]( + dataset[4],sequence.type,merged,sequence.name,index) + else + return formatters["feature %a, type %a, %schain lookup %a"]( + dataset[4],sequence.type,merged,sequence.name) + end +end +local function pref(dataset,sequence) + return formatters["feature %a, type %a, %slookup %a"]( + dataset[4],sequence.type,sequence.merged and "merged " or "",sequence.name) +end +local function mref(rlmode) + if not rlmode or rlmode>=0 then + return "l2r" + else + return "r2l" + end +end +local function flattendisk(head,disc) + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc,true) + local prev,next=getboth(disc) + local ishead=head==disc + setdisc(disc) + flush_node(disc) + if pre then + flush_node_list(pre) + end + if post then + flush_node_list(post) + end + if ishead then + if replace then + if next then + setlink(replacetail,next) + end + return replace,replace + elseif next then + return next,next + else + end + else + if replace then + if next then + setlink(replacetail,next) + end + setlink(prev,replace) + return head,replace + else + setlink(prev,next) + return head,next + end + end +end +local function appenddisc(disc,list) + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc,true) + local posthead=list + local replacehead=copy_node_list(list) + if post then + setlink(posttail,posthead) + else + post=posthead + end + if replace then + setlink(replacetail,replacehead) + else + replace=replacehead + end + setdisc(disc,pre,post,replace) +end +local copy_no_components=nuts.copy_no_components +local copy_only_glyphs=nuts.copy_only_glyphs +local set_components=setcomponents +local take_components=getcomponents +local function count_components(start,marks) + local char=isglyph(start) + if char then + if getsubtype(start)==ligatureglyph_code then + local i=0 + local components=getcomponents(start) + while components do + i=i+count_components(components,marks) + components=getnext(components) + end + return i + elseif not marks[char] then + return 1 + end + end + return 0 +end +local function markstoligature(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) + setnext(stop) + local base=copy_no_components(start,copyinjection) + if head==start then + head=base + end + resetinjection(base) + setchar(base,char) + setsubtype(base,ligatureglyph_code) + set_components(base,start) + setlink(prev,base,next) + return head,base + end +end +local function toligature(head,start,stop,char,dataset,sequence,skiphash,discfound,hasmarks) + 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 prev=getprev(start) + local next=getnext(stop) + local comp=start + setprev(start) + setnext(stop) + local base=copy_no_components(start,copyinjection) + if start==head then + head=base + end + resetinjection(base) + setchar(base,char) + setsubtype(base,ligatureglyph_code) + set_components(base,comp) + setlink(prev,base,next) + if not discfound then + local deletemarks=not skiphash or hasmarks + 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=count_components(start,marks) + elseif not deletemarks then + setligaindex(start,baseindex+getligaindex(start,componentindex)) + if trace_marks then + logwarning("%s: keep mark %s, gets index %s",pref(dataset,sequence),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(dataset,sequence),gref(char)) + end + start=getnext(start) + end + local start=getnext(current) + while start do + local char=ischar(start) + if char then + if marks[char] then + setligaindex(start,baseindex+getligaindex(start,componentindex)) + if trace_marks then + logwarning("%s: set mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) + end + start=getnext(start) + else + break + end + else + break + end + end + else + local discprev,discnext=getboth(discfound) + if discprev and discnext then + local pre,post,replace,pretail,posttail,replacetail=getdisc(discfound,true) + if not replace then + local prev=getprev(base) + local comp=take_components(base) + local copied=copy_only_glyphs(comp) + if pre then + setlink(discprev,pre) + else + setnext(discprev) + end + pre=comp + if post then + setlink(posttail,discnext) + setprev(post) + else + post=discnext + setprev(discnext) + end + setlink(prev,discfound,next) + setboth(base) + set_components(base,copied) + replace=base + if forcediscretionaries then + setdisc(discfound,pre,post,replace,discretionarydisc_code) + else + setdisc(discfound,pre,post,replace) + end + base=prev + end + end + end + return head,base +end +local function multiple_glyphs(head,start,multiple,skiphash,what,stop) + 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]) + insert_node_after(head,start,n) + start=n + end + if what==true then + elseif what>1 then + local m=multiple[nofmultiples] + for i=2,what do + local n=copy_node(start) + resetinjection(n) + setchar(n,m) + insert_node_after(head,start,n) + start=n + end + 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) + local n=#alternatives + if n==1 then + return alternatives[1],trace_alternatives and "1 (only one present)" + elseif value=="random" then + local r=getrandom and getrandom("glyph",1,n) or 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) + end + value=value==true and 1 or tonumber(value) + if type(value)~="number" then + return alternatives[1],trace_alternatives and formatters["invalid value %s, taking %a"](value,1) + end + if 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 +function handlers.gsub_single(head,start,dataset,sequence,replacement) + if trace_singles then + logprocess("%s: replacing %s by single %s",pref(dataset,sequence),gref(getchar(start)),gref(replacement)) + end + resetinjection(start) + setchar(start,replacement) + return head,start,true +end +function handlers.gsub_alternate(head,start,dataset,sequence,alternative) + local kind=dataset[4] + local what=dataset[1] + local value=what==true and tfmdata.shared.features[kind] or what + local choice,comment=get_alternative_glyph(start,alternative,value) + if choice then + if trace_alternatives then + logprocess("%s: replacing %s by alternative %a to %s, %s",pref(dataset,sequence),gref(getchar(start)),gref(choice),comment) + end + resetinjection(start) + setchar(start,choice) + else + if trace_alternatives then + logwarning("%s: no variant %a for %s, %s",pref(dataset,sequence),value,gref(getchar(start)),comment) + end + end + return head,start,true +end +function handlers.gsub_multiple(head,start,dataset,sequence,multiple,rlmode,skiphash) + if trace_multiples then + logprocess("%s: replacing %s by multiple %s",pref(dataset,sequence),gref(getchar(start)),gref(multiple)) + end + return multiple_glyphs(head,start,multiple,skiphash,dataset[1]) +end +function handlers.gsub_ligature(head,start,dataset,sequence,ligature,rlmode,skiphash) + local current=getnext(start) + if not current then + return head,start,false,nil + end + local stop=nil + local startchar=getchar(start) + if skiphash and skiphash[startchar] then + while current do + local char=ischar(current,currentfont) + if char then + local lg=ligature[char] + if lg then + stop=current + ligature=lg + current=getnext(current) + 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(head,start,stop,lig) + logprocess("%s: replacing %s upto %s by ligature %s case 1",pref(dataset,sequence),gref(startchar),gref(stopchar),gref(getchar(start))) + else + head,start=markstoligature(head,start,stop,lig) + end + return head,start,true,false + else + end + end + else + local discfound=false + local hasmarks=marks[startchar] + while current do + local char,id=ischar(current,currentfont) + if char then + if skiphash and skiphash[char] then + current=getnext(current) + else + local lg=ligature[char] + if lg then + if marks[char] then + hasmarks=true + end + stop=current + ligature=lg + current=getnext(current) + else + break + end + end + elseif char==false then + break + elseif id==disc_code then + discfound=current + break + else + break + end + end + if discfound then + local pre,post,replace=getdisc(discfound) + local match + if replace then + local char=ischar(replace,currentfont) + if char and ligature[char] then + match=true + end + end + if not match and pre then + local char=ischar(pre,currentfont) + if char and ligature[char] then + match=true + end + end + if not match and not pre or not replace then + local n=getnext(discfound) + local char=ischar(n,currentfont) + if char and ligature[char] then + match=true + end + end + if match then + local ishead=head==start + local prev=getprev(start) + if stop then + setnext(stop) + local copy=copy_node_list(start) + local tail=stop + local liat=find_node_tail(copy) + if pre then + setlink(liat,pre) + end + if replace then + setlink(tail,replace) + end + pre=copy + replace=start + else + setnext(start) + local copy=copy_node(start) + if pre then + setlink(copy,pre) + end + if replace then + setlink(start,replace) + end + pre=copy + replace=start + end + setdisc(discfound,pre,post,replace) + if prev then + setlink(prev,discfound) + else + setprev(discfound) + head=discfound + end + start=discfound + return head,start,true,true + end + end + local lig=ligature.ligature + if lig then + if stop then + if trace_ligatures then + local stopchar=getchar(stop) + head,start=toligature(head,start,stop,lig,dataset,sequence,skiphash,false,hasmarks) + logprocess("%s: replacing %s upto %s by ligature %s case 2",pref(dataset,sequence),gref(startchar),gref(stopchar),gref(lig)) + else + head,start=toligature(head,start,stop,lig,dataset,sequence,skiphash,false,hasmarks) + end + else + resetinjection(start) + setchar(start,lig) + if trace_ligatures then + logprocess("%s: replacing %s by (no real) ligature %s case 3",pref(dataset,sequence),gref(startchar),gref(lig)) + end + end + return head,start,true,false + else + end + end + return head,start,false,false +end +function handlers.gpos_single(head,start,dataset,sequence,kerns,rlmode,skiphash,step,injection) + local startchar=getchar(start) + local format=step.format + if format=="single" or type(kerns)=="table" then + local dx,dy,w,h=setposition(0,start,factor,rlmode,kerns,injection) + if trace_kerns then + logprocess("%s: shifting single %s by %s xy (%p,%p) and wh (%p,%p)",pref(dataset,sequence),gref(startchar),format,dx,dy,w,h) + end + else + local k=(format=="move" and setmove or setkern)(start,factor,rlmode,kerns,injection) + if trace_kerns then + logprocess("%s: shifting single %s by %s %p",pref(dataset,sequence),gref(startchar),format,k) + end + end + return head,start,true +end +function handlers.gpos_pair(head,start,dataset,sequence,kerns,rlmode,skiphash,step,injection) + local snext=getnext(start) + if not snext then + return head,start,false + else + local prev=start + while snext do + local nextchar=ischar(snext,currentfont) + if nextchar then + if skiphash and skiphash[nextchar] then + prev=snext + snext=getnext(snext) + else + local krn=kerns[nextchar] + if not krn then + break + end + local format=step.format + if format=="pair" then + local a=krn[1] + local b=krn[2] + if a==true then + elseif a then + local x,y,w,h=setposition(1,start,factor,rlmode,a,injection) + if trace_kerns then + local startchar=getchar(start) + logprocess("%s: shifting first of pair %s and %s by xy (%p,%p) and wh (%p,%p) as %s",pref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h,injection or "injections") + end + end + if b==true then + start=snext + elseif b then + local x,y,w,h=setposition(2,snext,factor,rlmode,b,injection) + if trace_kerns then + local startchar=getchar(start) + logprocess("%s: shifting second of pair %s and %s by xy (%p,%p) and wh (%p,%p) as %s",pref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h,injection or "injections") + end + start=snext + elseif forcepairadvance then + start=snext + end + return head,start,true + elseif krn~=0 then + local k=(format=="move" and setmove or setkern)(snext,factor,rlmode,krn,injection) + if trace_kerns then + logprocess("%s: inserting %s %p between %s and %s as %s",pref(dataset,sequence),format,k,gref(getchar(prev)),gref(nextchar),injection or "injections") + end + return head,start,true + else + break + end + end + else + break + end + end + return head,start,false + end +end +function handlers.gpos_mark2base(head,start,dataset,sequence,markanchors,rlmode,skiphash) + local markchar=getchar(start) + if marks[markchar] then + local base=getprev(start) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),2) + end + return head,start,false + end + end + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],false,checkmarks) + if trace_marks then + logprocess("%s, bound %s, anchoring mark %s to basechar %s => (%p,%p)", + pref(dataset,sequence),bound,gref(markchar),gref(basechar),dx,dy) + end + return head,start,true + elseif trace_bugs then + logwarning("%s: mark %s is not anchored to %s",pref(dataset,sequence),gref(markchar),gref(basechar)) + end + elseif trace_bugs then + logwarning("%s: nothing preceding, case %i",pref(dataset,sequence),1) + end + elseif trace_bugs then + logwarning("%s: nothing preceding, case %i",pref(dataset,sequence),2) + end + elseif trace_bugs then + logwarning("%s: mark %s is no mark",pref(dataset,sequence),gref(markchar)) + end + return head,start,false +end +function handlers.gpos_mark2ligature(head,start,dataset,sequence,markanchors,rlmode,skiphash) + local markchar=getchar(start) + if marks[markchar] then + local base=getprev(start) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),2) + end + return head,start,false + end + end + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local index=getligaindex(start) + ba=ba[index] + if ba then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],false,checkmarks) + if trace_marks then + logprocess("%s, index %s, bound %s, anchoring mark %s to baselig %s at index %s => (%p,%p)", + pref(dataset,sequence),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(dataset,sequence),gref(markchar),gref(basechar),index) + 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, case %i",pref(dataset,sequence),1) + end + elseif trace_bugs then + logwarning("%s: prev node is no char, case %i",pref(dataset,sequence),2) + end + elseif trace_bugs then + logwarning("%s: mark %s is no mark",pref(dataset,sequence),gref(markchar)) + end + return head,start,false +end +function handlers.gpos_mark2mark(head,start,dataset,sequence,markanchors,rlmode,skiphash) + 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 then + local basechar=ischar(base,currentfont) + if basechar then + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],true,checkmarks) + if trace_marks then + logprocess("%s, bound %s, anchoring mark %s to basemark %s => (%p,%p)", + pref(dataset,sequence),bound,gref(markchar),gref(basechar),dx,dy) + end + return head,start,true + end + end + end + elseif trace_bugs then + logwarning("%s: mark %s is no mark",pref(dataset,sequence),gref(markchar)) + end + return head,start,false +end +function handlers.gpos_cursive(head,start,dataset,sequence,exitanchors,rlmode,skiphash,step) + local startchar=getchar(start) + if marks[startchar] then + if trace_cursive then + logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) + end + else + local nxt=getnext(start) + while nxt do + local nextchar=ischar(nxt,currentfont) + if not nextchar then + break + elseif marks[nextchar] then + nxt=getnext(nxt) + else + local exit=exitanchors[3] + if exit then + local entry=exitanchors[1][nextchar] + if entry then + entry=entry[2] + if entry then + local r2lflag=sequence.flags[4] + local dx,dy,bound=setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar],r2lflag) + if trace_cursive then + logprocess("%s: moving %s to %s cursive (%p,%p) using bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,bound,mref(rlmode)) + end + return head,start,true + end + end + end + break + end + end + end + return head,start,false +end +local chainprocs={} +local function logprocess(...) + if trace_steps then + registermessage(...) + if trace_steps=="silent" then + return + end + end + report_subchain(...) +end +local logwarning=report_subchain +local function logprocess(...) + if trace_steps then + registermessage(...) + if trace_steps=="silent" then + return + end + end + report_chain(...) +end +local logwarning=report_chain +local function reversesub(head,start,stop,dataset,sequence,replacements,rlmode,skiphash) + 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(dataset,sequence),gref(char),gref(replacement)) + end + resetinjection(start) + setchar(start,replacement) + return head,start,true + else + return head,start,false + end +end +chainprocs.reversesub=reversesub +local function reportzerosteps(dataset,sequence) + logwarning("%s: no steps",cref(dataset,sequence)) +end +local function reportmoresteps(dataset,sequence) + logwarning("%s: more than 1 step",cref(dataset,sequence)) +end +local function getmapping(dataset,sequence,currentlookup) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps==0 then + reportzerosteps(dataset,sequence) + currentlookup.mapping=false + return false + else + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end + local mapping=steps[1].coverage + currentlookup.mapping=mapping + currentlookup.format=steps[1].format + return mapping + end +end +function chainprocs.gsub_remove(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + if trace_chains then + logprocess("%s: removing character %s",cref(dataset,sequence,chainindex),gref(getchar(start))) + end + head,start=remove_node(head,start,true) + return head,getprev(start),true +end +function chainprocs.gsub_single(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local current=start + while current do + local currentchar=ischar(current) + if currentchar then + local replacement=mapping[currentchar] + if not replacement or replacement=="" then + if trace_bugs then + logwarning("%s: no single for %s",cref(dataset,sequence,chainindex),gref(currentchar)) + end + else + if trace_singles then + logprocess("%s: replacing single %s by %s",cref(dataset,sequence,chainindex),gref(currentchar),gref(replacement)) + end + resetinjection(current) + setchar(current,replacement) + end + return head,start,true + elseif currentchar==false then + break + elseif current==stop then + break + else + current=getnext(current) + end + end + end + return head,start,false +end +function chainprocs.gsub_alternate(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local kind=dataset[4] + local what=dataset[1] + local value=what==true and tfmdata.shared.features[kind] or what + local current=start + while current do + local currentchar=ischar(current) + if currentchar then + local alternatives=mapping[currentchar] + if alternatives then + local choice,comment=get_alternative_glyph(current,alternatives,value) + if choice then + if trace_alternatives then + logprocess("%s: replacing %s by alternative %a to %s, %s",cref(dataset,sequence),gref(currentchar),choice,gref(choice),comment) + end + resetinjection(start) + setchar(start,choice) + else + if trace_alternatives then + logwarning("%s: no variant %a for %s, %s",cref(dataset,sequence),value,gref(currentchar),comment) + end + end + end + return head,start,true + elseif currentchar==false then + break + elseif current==stop then + break + else + current=getnext(current) + end + end + end + return head,start,false +end +function chainprocs.gsub_multiple(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local startchar=getchar(start) + local replacement=mapping[startchar] + if not replacement or replacement=="" then + if trace_bugs then + logwarning("%s: no multiple for %s",cref(dataset,sequence),gref(startchar)) + end + else + if trace_multiples then + logprocess("%s: replacing %s by multiple characters %s",cref(dataset,sequence),gref(startchar),gref(replacement)) + end + return multiple_glyphs(head,start,replacement,skiphash,dataset[1],stop) + end + end + return head,start,false +end +function chainprocs.gsub_ligature(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local startchar=getchar(start) + local ligatures=mapping[startchar] + if not ligatures then + if trace_bugs then + logwarning("%s: no ligatures starting with %s",cref(dataset,sequence,chainindex),gref(startchar)) + end + else + local hasmarks=marks[startchar] + local current=getnext(start) + local discfound=false + local last=stop + local nofreplacements=1 + while current do + local id=getid(current) + if id==disc_code then + if not discfound then + discfound=current + end + if current==stop then + break + else + current=getnext(current) + end + else + local schar=getchar(current) + if skiphash and skiphash[schar] then + current=getnext(current) + else + local lg=ligatures[schar] + if lg then + ligatures=lg + last=current + nofreplacements=nofreplacements+1 + if marks[char] then + hasmarks=true + end + if current==stop then + break + else + current=getnext(current) + end + else + break + end + end + end + end + local ligature=ligatures.ligature + if ligature 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(dataset,sequence,chainindex),gref(startchar),gref(ligature)) + else + logprocess("%s: replacing character %s upto %s by ligature %s case 4",cref(dataset,sequence,chainindex),gref(startchar),gref(getchar(stop)),gref(ligature)) + end + end + head,start=toligature(head,start,stop,ligature,dataset,sequence,skiphash,discfound,hasmarks) + return head,start,true,nofreplacements,discfound + elseif trace_bugs then + if start==stop then + logwarning("%s: replacing character %s by ligature fails",cref(dataset,sequence,chainindex),gref(startchar)) + else + logwarning("%s: replacing character %s upto %s by ligature fails",cref(dataset,sequence,chainindex),gref(startchar),gref(getchar(stop))) + end + end + end + end + return head,start,false,0,false +end +function chainprocs.gpos_single(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local startchar=getchar(start) + local kerns=mapping[startchar] + if kerns then + local format=currentlookup.format + if format=="single" then + local dx,dy,w,h=setposition(0,start,factor,rlmode,kerns) + if trace_kerns then + logprocess("%s: shifting single %s by %s (%p,%p) and correction (%p,%p)",cref(dataset,sequence),gref(startchar),format,dx,dy,w,h) + end + else + local k=(format=="move" and setmove or setkern)(start,factor,rlmode,kerns,injection) + if trace_kerns then + logprocess("%s: shifting single %s by %s %p",cref(dataset,sequence),gref(startchar),format,k) + end + end + return head,start,true + end + end + return head,start,false +end +function chainprocs.gpos_pair(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local snext=getnext(start) + if snext then + local startchar=getchar(start) + local kerns=mapping[startchar] + if kerns then + local prev=start + while snext do + local nextchar=ischar(snext,currentfont) + if not nextchar then + break + end + if skiphash and skiphash[nextchar] then + prev=snext + snext=getnext(snext) + else + local krn=kerns[nextchar] + if not krn then + break + end + local format=currentlookup.format + if format=="pair" then + local a=krn[1] + local b=krn[2] + if a==true then + elseif a then + local x,y,w,h=setposition(1,start,factor,rlmode,a,"injections") + if trace_kerns then + local startchar=getchar(start) + logprocess("%s: shifting first of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h) + end + end + if b==true then + start=snext + elseif b then + local x,y,w,h=setposition(2,snext,factor,rlmode,b,"injections") + if trace_kerns then + local startchar=getchar(start) + logprocess("%s: shifting second of pair %s and %s by (%p,%p) and correction (%p,%p)",cref(dataset,sequence),gref(startchar),gref(nextchar),x,y,w,h) + end + start=snext + elseif forcepairadvance then + start=snext + end + return head,start,true + elseif krn~=0 then + local k=(format=="move" and setmove or setkern)(snext,factor,rlmode,krn) + if trace_kerns then + logprocess("%s: inserting %s %p between %s and %s",cref(dataset,sequence),format,k,gref(getchar(prev)),gref(nextchar)) + end + return head,start,true + else + break + end + end + end + end + end + end + return head,start,false +end +function chainprocs.gpos_mark2base(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local markchar=getchar(start) + if marks[markchar] then + local markanchors=mapping[markchar] + if markanchors then + local base=getprev(start) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",pref(dataset,sequence),gref(markchar),2) + end + return head,start,false + end + end + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],false,checkmarks) + if trace_marks then + logprocess("%s, bound %s, anchoring mark %s to basechar %s => (%p,%p)", + cref(dataset,sequence),bound,gref(markchar),gref(basechar),dx,dy) + end + return head,start,true + end + end + elseif trace_bugs then + logwarning("%s: prev node is no char, case %i",cref(dataset,sequence),1) + end + elseif trace_bugs then + logwarning("%s: prev node is no char, case %i",cref(dataset,sequence),2) + end + elseif trace_bugs then + logwarning("%s: mark %s has no anchors",cref(dataset,sequence),gref(markchar)) + end + elseif trace_bugs then + logwarning("%s: mark %s is no mark",cref(dataset,sequence),gref(markchar)) + end + end + return head,start,false +end +function chainprocs.gpos_mark2ligature(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local markchar=getchar(start) + if marks[markchar] then + local markanchors=mapping[markchar] + if markanchors then + local base=getprev(start) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if marks[basechar] then + while base do + base=getprev(base) + if base then + local basechar=ischar(base,currentfont) + if basechar then + if not marks[basechar] then + break + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",cref(dataset,sequence),markchar,1) + end + return head,start,false + end + else + if trace_bugs then + logwarning("%s: no base for mark %s, case %i",cref(dataset,sequence),markchar,2) + end + return head,start,false + end + end + end + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local index=getligaindex(start) + ba=ba[index] + if ba then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],false,checkmarks) + if trace_marks then + logprocess("%s, bound %s, anchoring mark %s to baselig %s at index %s => (%p,%p)", + cref(dataset,sequence),a or bound,gref(markchar),gref(basechar),index,dx,dy) + end + return head,start,true + end + end + end + elseif trace_bugs then + logwarning("%s, prev node is no char, case %i",cref(dataset,sequence),1) + end + elseif trace_bugs then + logwarning("%s, prev node is no char, case %i",cref(dataset,sequence),2) + end + elseif trace_bugs then + logwarning("%s, mark %s has no anchors",cref(dataset,sequence),gref(markchar)) + end + elseif trace_bugs then + logwarning("%s, mark %s is no mark",cref(dataset,sequence),gref(markchar)) + end + end + return head,start,false +end +function chainprocs.gpos_mark2mark(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local markchar=getchar(start) + if marks[markchar] then + local markanchors=mapping[markchar] + 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 then + local basechar=ischar(base,currentfont) + if basechar then + local ba=markanchors[1][basechar] + if ba then + local ma=markanchors[2] + if ma then + local dx,dy,bound=setmark(start,base,factor,rlmode,ba,ma,characters[basechar],true,checkmarks) + if trace_marks then + logprocess("%s, bound %s, anchoring mark %s to basemark %s => (%p,%p)", + cref(dataset,sequence),bound,gref(markchar),gref(basechar),dx,dy) + end + return head,start,true + end + end + elseif trace_bugs then + logwarning("%s: prev node is no mark, case %i",cref(dataset,sequence),1) + end + elseif trace_bugs then + logwarning("%s: prev node is no mark, case %i",cref(dataset,sequence),2) + end + elseif trace_bugs then + logwarning("%s: mark %s has no anchors",cref(dataset,sequence),gref(markchar)) + end + elseif trace_bugs then + logwarning("%s: mark %s is no mark",cref(dataset,sequence),gref(markchar)) + end + end + return head,start,false +end +function chainprocs.gpos_cursive(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) + local mapping=currentlookup.mapping + if mapping==nil then + mapping=getmapping(dataset,sequence,currentlookup) + end + if mapping then + local startchar=getchar(start) + local exitanchors=mapping[startchar] + if exitanchors then + if marks[startchar] then + if trace_cursive then + logprocess("%s: ignoring cursive for mark %s",pref(dataset,sequence),gref(startchar)) + end + else + local nxt=getnext(start) + while nxt do + local nextchar=ischar(nxt,currentfont) + if not nextchar then + break + elseif marks[nextchar] then + nxt=getnext(nxt) + else + local exit=exitanchors[3] + if exit then + local entry=exitanchors[1][nextchar] + if entry then + entry=entry[2] + if entry then + local r2lflag=sequence.flags[4] + local dx,dy,bound=setcursive(start,nxt,factor,rlmode,exit,entry,characters[startchar],characters[nextchar],r2lflag) + if trace_cursive then + logprocess("%s: moving %s to %s cursive (%p,%p) using bound %s in %s mode",pref(dataset,sequence),gref(startchar),gref(nextchar),dx,dy,bound,mref(rlmode)) + end + return head,start,true + end + end + elseif trace_bugs then + onetimemessage(currentfont,startchar,"no entry anchors",report_fonts) + end + break + end + end + end + elseif trace_cursive and trace_details then + logprocess("%s, cursive %s is already done",pref(dataset,sequence),gref(getchar(start)),alreadydone) + end + end + return head,start,false +end +local function show_skip(dataset,sequence,char,ck,class) + logwarning("%s: skipping char %s, class %a, rule %a, lookuptype %a",cref(dataset,sequence),gref(char),class,ck[1],ck[8] or ck[2]) +end +local userkern=nuts.pool and nuts.pool.newkern +do if not userkern then + local thekern=nuts.new("kern",1) + local setkern=nuts.setkern + userkern=function(k) + local n=copy_node(thekern) + setkern(n,k) + return n + end +end end +local function checked(head) + local current=head + while current do + if getid(current)==glue_code then + local kern=userkern(getwidth(current)) + if head==current then + local next=getnext(current) + if next then + setlink(kern,next) + end + flush_node(current) + head=kern + current=next + else + local prev,next=getboth(current) + setlink(prev,kern,next) + flush_node(current) + current=next + end + else + current=getnext(current) + end + end + return head +end +local function setdiscchecked(d,pre,post,replace) + if pre then pre=checked(pre) end + if post then post=checked(post) end + if replace then replace=checked(replace) end + setdisc(d,pre,post,replace) +end +local noflags={ false,false,false,false } +local function chainrun(head,start,last,dataset,sequence,rlmode,skiphash,ck) + local size=ck[5]-ck[4]+1 + local chainlookups=ck[6] + local done=false + if chainlookups then + if size==1 then + local chainlookup=chainlookups[1] + for j=1,#chainlookup do + local chainstep=chainlookup[j] + local chainkind=chainstep.type + local chainproc=chainprocs[chainkind] + if chainproc then + local ok + head,start,ok=chainproc(head,start,last,dataset,sequence,chainstep,rlmode,skiphash) + if ok then + done=true + end + else + logprocess("%s: %s is not yet supported (1)",cref(dataset,sequence),chainkind) + end + end + else + local i=1 + local laststart=start + local nofchainlookups=#chainlookups + while start do + if skiphash then + while start do + local char=ischar(start,currentfont) + if char then + if skiphash and skiphash[char] then + start=getnext(start) + else + break + end + else + break + end + end + end + local chainlookup=chainlookups[i] + if chainlookup then + for j=1,#chainlookup do + local chainstep=chainlookup[j] + local chainkind=chainstep.type + local chainproc=chainprocs[chainkind] + if chainproc then + local ok,n + head,start,ok,n=chainproc(head,start,last,dataset,sequence,chainstep,rlmode,skiphash,i) + if ok then + done=true + if n and n>1 and i+n>nofchainlookups then + i=size + break + end + end + else + logprocess("%s: %s is not yet supported (2)",cref(dataset,sequence),chainkind) + end + end + else + end + i=i+1 + if i>size or not start then + break + elseif start then + laststart=start + start=getnext(start) + end + end + if not start then + start=laststart + end + end + else + local replacements=ck[7] + if replacements then + head,start,done=reversesub(head,start,last,dataset,sequence,replacements,rlmode,skiphash) + else + done=true + if trace_contexts then + logprocess("%s: skipping match",cref(dataset,sequence)) + end + end + end + return head,start,done +end +local function chaindisk(head,start,dataset,sequence,rlmode,skiphash,ck) + 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 keepdisc=not sweepnode + local lookaheaddisc=nil + local backtrackdisc=nil + local current=start + local last=start + local prev=getprev(start) + local hasglue=false + 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==glue_code then + i=i+1 + last=current + current=getnext(current) + hasglue=true + elseif id==disc_code then + if keepdisc then + keepdisc=false + lookaheaddisc=current + local replace=getreplace(current) + if not replace then + sweepoverflow=true + sweepnode=current + current=getnext(current) + else + while replace and i<=l do + if getid(replace)==glyph_code then + i=i+1 + end + replace=getnext(replace) + end + current=getnext(replace) + end + last=current + 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 + else + break + 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) + setnext(tail) + 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==glue_code then + i=i+1 + current=getnext(current) + hasglue=true + elseif id==disc_code then + if keepdisc then + keepdisc=false + if notmatchpre[current]~=notmatchreplace[current] then + lookaheaddisc=current + end + local replace=getreplace(current) + 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==glue_code then + i=i-1 + hasglue=true + elseif id==disc_code then + if keepdisc then + keepdisc=false + if notmatchpost[current]~=notmatchreplace[current] then + backtrackdisc=current + end + local replace=getreplace(current) + 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 done=false + if lookaheaddisc then + local cf=start + local cl=getprev(lookaheaddisc) + local cprev=getprev(start) + local insertedmarks=0 + while cprev do + local char=ischar(cf,currentfont) + if char and marks[char] then + insertedmarks=insertedmarks+1 + cf=cprev + startishead=cf==head + cprev=getprev(cprev) + else + break + end + end + setlink(cprev,lookaheaddisc) + setprev(cf) + setnext(cl) + if startishead then + head=lookaheaddisc + end + local pre,post,replace=getdisc(lookaheaddisc) + local new=copy_node_list(cf) + local cnew=new + if pre then + setlink(find_node_tail(cf),pre) + end + if replace then + local tail=find_node_tail(new) + setlink(tail,replace) + end + for i=1,insertedmarks do + cnew=getnext(cnew) + end + cl=start + local clast=cnew + for i=f,l do + cl=getnext(cl) + clast=getnext(clast) + end + if not notmatchpre[lookaheaddisc] then + local ok=false + cf,start,ok=chainrun(cf,start,cl,dataset,sequence,rlmode,skiphash,ck) + if ok then + done=true + end + end + if not notmatchreplace[lookaheaddisc] then + local ok=false + new,cnew,ok=chainrun(new,cnew,clast,dataset,sequence,rlmode,skiphash,ck) + if ok then + done=true + end + end + if hasglue then + setdiscchecked(lookaheaddisc,cf,post,new) + else + setdisc(lookaheaddisc,cf,post,new) + end + start=getprev(lookaheaddisc) + sweephead[cf]=getnext(clast) or false + sweephead[new]=getnext(cl) or false + elseif backtrackdisc then + local cf=getnext(backtrackdisc) + local cl=start + local cnext=getnext(start) + local insertedmarks=0 + while cnext do + local char=ischar(cnext,currentfont) + if char and marks[char] then + insertedmarks=insertedmarks+1 + cl=cnext + cnext=getnext(cnext) + else + break + end + end + setlink(backtrackdisc,cnext) + setprev(cf) + setnext(cl) + local pre,post,replace,pretail,posttail,replacetail=getdisc(backtrackdisc,true) + 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 + local ok=false + cf,start,ok=chainrun(cf,start,last,dataset,sequence,rlmode,skiphash,ck) + if ok then + done=true + end + end + if not notmatchreplace[backtrackdisc] then + local ok=false + new,cnew,ok=chainrun(new,cnew,clast,dataset,sequence,rlmode,skiphash,ck) + if ok then + done=true + end + end + if post then + setlink(posttail,cf) + else + post=cf + end + if replace then + setlink(replacetail,new) + else + replace=new + end + if hasglue then + setdiscchecked(backtrackdisc,pre,post,replace) + else + setdisc(backtrackdisc,pre,post,replace) + end + start=getprev(backtrackdisc) + sweephead[post]=getnext(clast) or false + sweephead[replace]=getnext(last) or false + else + local ok=false + head,start,ok=chainrun(head,start,last,dataset,sequence,rlmode,skiphash,ck) + if ok then + done=true + end + end + return head,start,done +end +local function chaintrac(head,start,dataset,sequence,rlmode,skiphash,ck,match,discseen,sweepnode) + local rule=ck[1] + local lookuptype=ck[8] or ck[2] + local nofseq=#ck[3] + local first=ck[4] + local last=ck[5] + local char=getchar(start) + logwarning("%s: rule %s %s at char %s for (%s,%s,%s) chars, lookuptype %a, %sdisc seen, %ssweeping", + cref(dataset,sequence),rule,match and "matches" or "nomatch", + gref(char),first-1,last-first+1,nofseq-last,lookuptype, + discseen and "" or "no ",sweepnode and "" or "not ") +end +local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode,skiphash) + local sweepnode=sweepnode + local sweeptype=sweeptype + local postreplace + local prereplace + local checkdisc + local discseen + if sweeptype then + if sweeptype=="replace" then + postreplace=true + prereplace=true + else + postreplace=sweeptype=="post" + prereplace=sweeptype=="pre" + end + checkdisc=getprev(head) + end + local currentfont=currentfont + local skipped + local startprev, + startnext=getboth(start) + local done + local nofcontexts=contexts.n + local startchar=nofcontext==1 or ischar(start,currentfont) + for k=1,nofcontexts do + local ck=contexts[k] + local seq=ck[3] + local f=ck[4] + if not startchar or not seq[f][startchar] then + goto next + end + local s=seq.n + local l=ck[5] + local current=start + local last=start + if l>f then + local discfound + local n=f+1 + last=startnext + while n<=l do + if postreplace and not last then + last=getnext(sweepnode) + sweeptype=nil + end + if last then + local char,id=ischar(last,currentfont) + if char then + if skiphash and skiphash[char] then + skipped=true + if trace_skips then + show_skip(dataset,sequence,char,ck,classes[char]) + end + last=getnext(last) + elseif seq[n][char] then + if n<l then + last=getnext(last) + end + n=n+1 + elseif discfound then + notmatchreplace[discfound]=true + if notmatchpre[discfound] then + goto next + else + break + end + else + goto next + end + elseif char==false then + if discfound then + notmatchreplace[discfound]=true + if notmatchpre[discfound] then + goto next + else + break + end + else + goto next + end + elseif id==disc_code then + discseen=true + discfound=last + notmatchpre[last]=nil + notmatchpost[last]=true + notmatchreplace[last]=nil + local pre,post,replace=getdisc(last) + if pre then + local n=n + while pre do + if seq[n][getchar(pre)] then + n=n+1 + if n>l then + break + end + pre=getnext(pre) + else + notmatchpre[last]=true + break + end + end + else + notmatchpre[last]=true + end + if replace then + while replace do + if seq[n][getchar(replace)] then + n=n+1 + if n>l then + break + end + replace=getnext(replace) + else + notmatchreplace[last]=true + if notmatchpre[last] then + goto next + else + break + end + end + end + if notmatchpre[last] then + goto next + end + end + last=getnext(last) + else + goto next + end + else + goto next + end + end + end + if f>1 then + if startprev then + local prev=startprev + if prereplace and prev==checkdisc then + prev=getprev(sweepnode) + end + if prev then + local discfound + local n=f-1 + while n>=1 do + if prev then + local char,id=ischar(prev,currentfont) + if char then + if skiphash and skiphash[char] then + skipped=true + if trace_skips then + show_skip(dataset,sequence,char,ck,classes[char]) + end + prev=getprev(prev) + elseif seq[n][char] then + if n>1 then + prev=getprev(prev) + end + n=n-1 + elseif discfound then + notmatchreplace[discfound]=true + if notmatchpost[discfound] then + goto next + else + break + end + else + goto next + end + elseif char==false then + if discfound then + notmatchreplace[discfound]=true + if notmatchpost[discfound] then + goto next + end + else + goto next + end + break + elseif id==disc_code then + discseen=true + discfound=prev + notmatchpre[prev]=true + notmatchpost[prev]=nil + notmatchreplace[prev]=nil + local pre,post,replace,pretail,posttail,replacetail=getdisc(prev,true) + if pre~=start and post~=start and replace~=start then + if post then + local n=n + while posttail do + if seq[n][getchar(posttail)] then + n=n-1 + if posttail==post or n<1 then + break + else + posttail=getprev(posttail) + end + else + notmatchpost[prev]=true + break + end + end + if n>=1 then + notmatchpost[prev]=true + end + else + notmatchpost[prev]=true + end + if replace then + while replacetail do + if seq[n][getchar(replacetail)] then + n=n-1 + if replacetail==replace or n<1 then + break + else + replacetail=getprev(replacetail) + end + else + notmatchreplace[prev]=true + if notmatchpost[prev] then + goto next + else + break + end + end + end + else + end + end + prev=getprev(prev) + elseif id==glue_code then + local sn=seq[n] + if (sn[32] and spaces[prev]) or sn[0xFFFC] then + n=n-1 + prev=getprev(prev) + else + goto next + end + elseif seq[n][0xFFFC] then + n=n-1 + prev=getprev(prev) + else + goto next + end + else + goto next + end + end + else + goto next + end + else + goto next + end + end + if s>l then + local current=last and getnext(last) + if not current and postreplace then + current=getnext(sweepnode) + end + if current then + local discfound + local n=l+1 + while n<=s do + if current then + local char,id=ischar(current,currentfont) + if char then + if skiphash and skiphash[char] then + skipped=true + if trace_skips then + show_skip(dataset,sequence,char,ck,classes[char]) + end + current=getnext(current) + elseif seq[n][char] then + if n<s then + current=getnext(current) + end + n=n+1 + elseif discfound then + notmatchreplace[discfound]=true + if notmatchpre[discfound] then + goto next + else + break + end + else + goto next + end + elseif char==false then + if discfound then + notmatchreplace[discfound]=true + if notmatchpre[discfound] then + goto next + else + break + end + else + goto next + end + elseif id==disc_code then + discseen=true + discfound=current + notmatchpre[current]=nil + notmatchpost[current]=true + notmatchreplace[current]=nil + local pre,post,replace=getdisc(current) + if pre then + local n=n + while pre do + if seq[n][getchar(pre)] then + n=n+1 + if n>s then + break + else + pre=getnext(pre) + 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 + if n>s then + break + else + replace=getnext(replace) + end + else + notmatchreplace[current]=true + if notmatchpre[current] then + goto next + else + break + end + end + end + else + end + current=getnext(current) + elseif id==glue_code then + local sn=seq[n] + if (sn[32] and spaces[current]) or sn[0xFFFC] then + n=n+1 + current=getnext(current) + else + goto next + end + elseif seq[n][0xFFFC] then + n=n+1 + current=getnext(current) + else + goto next + end + else + goto next + end + end + else + goto next + end + end + if trace_contexts then + chaintrac(head,start,dataset,sequence,rlmode,skipped and skiphash,ck,true,discseen,sweepnode) + end + if discseen or sweepnode then + head,start,done=chaindisk(head,start,dataset,sequence,rlmode,skipped and skiphash,ck) + else + head,start,done=chainrun(head,start,last,dataset,sequence,rlmode,skipped and skiphash,ck) + end + if done then + break + end + ::next:: + end + if discseen then + notmatchpre={} + notmatchpost={} + notmatchreplace={} + end + return head,start,done +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 +local function chained_contextchain(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash) + local steps=currentlookup.steps + local nofsteps=currentlookup.nofsteps + if nofsteps>1 then + reportmoresteps(dataset,sequence) + end + local l=steps[1].coverage[getchar(start)] + if l then + return handle_contextchain(head,start,dataset,sequence,l,rlmode,skiphash) + else + return head,start,false + end +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 +local missing=setmetatableindex("table") +local logwarning=report_process +local resolved={} +local function logprocess(...) + if trace_steps then + registermessage(...) + if trace_steps=="silent" then + return + end + end + report_process(...) +end +local sequencelists=setmetatableindex(function(t,font) + local sequences=fontdata[font].resources.sequences + if not sequences or not next(sequences) then + sequences=false + end + t[font]=sequences + return sequences +end) +do + local autofeatures=fonts.analyzers.features + local featuretypes=otf.tables.featuretypes + local defaultscript=otf.features.checkeddefaultscript + local defaultlanguage=otf.features.checkeddefaultlanguage + local wildcard="*" + local default="dflt" + 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 + if sequences then + 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 + end + return rl + end +end +local function report_disc(what,n) + report_run("%s: %s > %s",what,n,languages.serializediscretionary(n)) +end +local function kernrun(disc,k_run,font,attr,...) + if trace_kernruns then + report_disc("kern",disc) + end + local prev,next=getboth(disc) + local nextstart=next + local done=false + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc,true) + local prevmarks=prev + while prevmarks do + local char=ischar(prevmarks,font) + if char and marks[char] then + prevmarks=getprev(prevmarks) + else + break + end + end + if prev and not ischar(prev,font) then + prev=false + end + if next and not ischar(next,font) then + next=false + end + if pre then + if k_run(pre,"injections",nil,font,attr,...) then + done=true + end + if prev then + setlink(prev,pre) + if k_run(prevmarks,"preinjections",pre,font,attr,...) then + done=true + end + setprev(pre) + setlink(prev,disc) + end + end + if post then + if k_run(post,"injections",nil,font,attr,...) then + done=true + end + if next then + setlink(posttail,next) + if k_run(posttail,"postinjections",next,font,attr,...) then + done=true + end + setnext(posttail) + setlink(disc,next) + end + end + if replace then + if k_run(replace,"injections",nil,font,attr,...) then + done=true + end + if prev then + setlink(prev,replace) + if k_run(prevmarks,"replaceinjections",replace,font,attr,...) then + done=true + end + setprev(replace) + setlink(prev,disc) + end + if next then + setlink(replacetail,next) + if k_run(replacetail,"replaceinjections",next,font,attr,...) then + done=true + end + setnext(replacetail) + setlink(disc,next) + end + elseif prev and next then + setlink(prev,next) + if k_run(prevmarks,"emptyinjections",next,font,attr,...) then + done=true + end + setlink(prev,disc,next) + end + if done and trace_testruns then + report_disc("done",disc) + end + return nextstart,done +end +local function comprun(disc,c_run,...) + if trace_compruns then + report_disc("comp",disc) + end + local pre,post,replace=getdisc(disc) + local renewed=false + if pre then + sweepnode=disc + sweeptype="pre" + local new,done=c_run(pre,...) + if done then + pre=new + renewed=true + end + end + if post then + sweepnode=disc + sweeptype="post" + local new,done=c_run(post,...) + if done then + post=new + renewed=true + end + end + if replace then + sweepnode=disc + sweeptype="replace" + local new,done=c_run(replace,...) + if done then + replace=new + renewed=true + end + end + sweepnode=nil + sweeptype=nil + if renewed then + if trace_testruns then + report_disc("done",disc) + end + setdisc(disc,pre,post,replace) + end + return getnext(disc),renewed +end +local function testrun(disc,t_run,c_run,...) + if trace_testruns then + report_disc("test",disc) + end + local prev,next=getboth(disc) + if not next then + return + end + local pre,post,replace,pretail,posttail,replacetail=getdisc(disc,true) + local renewed=false + if (post or replace) then + if post then + setlink(posttail,next) + else + post=next + end + if replace then + setlink(replacetail,next) + else + replace=next + end + local d_post=t_run(post,next,...) + local d_replace=t_run(replace,next,...) + if d_post>0 or d_replace>0 then + local d=d_replace>d_post and d_replace or d_post + local head=getnext(disc) + local tail=head + for i=2,d do + local nx=getnext(tail) + local id=getid(nx) + if id==disc_code then + head,tail=flattendisk(head,nx) + elseif id==glyph_code then + tail=nx + else + break + end + end + next=getnext(tail) + setnext(tail) + setprev(head) + local new=copy_node_list(head) + if posttail then + setlink(posttail,head) + else + post=head + end + if replacetail then + setlink(replacetail,new) + else + replace=new + end + else + if posttail then + setnext(posttail) + else + post=nil + end + if replacetail then + setnext(replacetail) + else + replace=nil + end + end + setlink(disc,next) + end + if trace_testruns then + report_disc("more",disc) + end + if pre then + sweepnode=disc + sweeptype="pre" + local new,ok=c_run(pre,...) + if ok then + pre=new + renewed=true + end + end + if post then + sweepnode=disc + sweeptype="post" + local new,ok=c_run(post,...) + if ok then + post=new + renewed=true + end + end + if replace then + sweepnode=disc + sweeptype="replace" + local new,ok=c_run(replace,...) + if ok then + replace=new + renewed=true + end + end + sweepnode=nil + sweeptype=nil + if renewed then + setdisc(disc,pre,post,replace) + if trace_testruns then + report_disc("done",disc) + end + end + return getnext(disc),renewed +end +local nesting=0 +local function c_run_single(head,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) + local done=false + local sweep=sweephead[head] + if sweep then + start=sweep + sweephead[head]=false + else + start=head + end + while start do + local char,id=ischar(start,font) + if char then + local a + if attr then + a=getglyphdata(start) + end + if not a or (a==attr) then + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,skiphash,step) + if ok then + done=true + end + end + if start then + start=getnext(start) + end + else + start=getnext(start) + end + elseif char==false then + return head,done + elseif sweep then + return head,done + else + start=getnext(start) + end + end + return head,done +end +local function t_run_single(start,stop,font,attr,lookupcache) + local lastd=nil + while start~=stop do + local char=ischar(start,font) + if char then + local a + if attr then + a=getglyphdata(start) + end + local startnext=getnext(start) + if not a or (a==attr) then + local lookupmatch=lookupcache[char] + if lookupmatch then + local s=startnext + local ss=nil + local sstop=s==stop + if not s then + s=ss + ss=nil + end + while getid(s)==disc_code do + ss=getnext(s) + s=getreplace(s) + if not s then + s=ss + ss=nil + end + end + local l=nil + local d=0 + while s do + local char=ischar(s,font) + if char then + local lg=lookupmatch[char] + if lg then + if sstop then + d=1 + elseif d>0 then + d=d+1 + end + l=lg + s=getnext(s) + sstop=s==stop + if not s then + s=ss + ss=nil + end + while getid(s)==disc_code do + ss=getnext(s) + s=getreplace(s) + if not s then + s=ss + ss=nil + end + end +lookupmatch=lg + else + break + end + else + break + end + end + if l and l.ligature then + lastd=d + end + else + end + else + end + if lastd then + return lastd + end + start=startnext + else + break + end + end + return 0 +end +local function k_run_single(sub,injection,last,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) + local a + if attr then + a=getglyphdata(sub) + end + if not a or (a==attr) then + for n in nextnode,sub do + if n==last then + break + end + local char=ischar(n) + if char then + local lookupmatch=lookupcache[char] + if lookupmatch then + local h,d,ok=handler(sub,n,dataset,sequence,lookupmatch,rlmode,skiphash,step,injection) + if ok then + return true + end + end + end + end + end +end +local function c_run_multiple(head,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) + local done=false + local sweep=sweephead[head] + if sweep then + start=sweep + sweephead[head]=false + else + start=head + end + while start do + local char=ischar(start,font) + if char then + local a + if attr then + a=getglyphdata(start) + end + if not a or (a==attr) then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,skiphash,step) + if ok then + done=true + break + elseif not start then + break + end + end + end + if start then + start=getnext(start) + end + else + start=getnext(start) + end + elseif char==false then + return head,done + elseif sweep then + return head,done + else + start=getnext(start) + end + end + return head,done +end +local function t_run_multiple(start,stop,font,attr,steps,nofsteps) + local lastd=nil + while start~=stop do + local char=ischar(start,font) + if char then + local a + if attr then + a=getglyphdata(start) + end + local startnext=getnext(start) + if not a or (a==attr) then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + local lookupmatch=lookupcache[char] + if lookupmatch then + local s=startnext + local ss=nil + local sstop=s==stop + if not s then + s=ss + ss=nil + end + while getid(s)==disc_code do + ss=getnext(s) + s=getreplace(s) + if not s then + s=ss + ss=nil + end + end + local l=nil + local d=0 + while s do + local char=ischar(s) + if char then + local lg=lookupmatch[char] + if lg then + if sstop then + d=1 + elseif d>0 then + d=d+1 + end + l=lg + s=getnext(s) + sstop=s==stop + if not s then + s=ss + ss=nil + end + while getid(s)==disc_code do + ss=getnext(s) + s=getreplace(s) + if not s then + s=ss + ss=nil + end + end +lookupmatch=lg + else + break + end + else + break + end + end + if l and l.ligature then + lastd=d + end + end + end + else + end + if lastd then + return lastd + end + start=startnext + else + break + end + end + return 0 +end +local function k_run_multiple(sub,injection,last,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) + local a + if attr then + a=getglyphdata(sub) + end + if not a or (a==attr) then + for n in nextnode,sub do + if n==last then + break + end + local char=ischar(n) + if char then + for i=1,nofsteps do + local step=steps[i] + local lookupcache=step.coverage + local lookupmatch=lookupcache[char] + if lookupmatch then + local h,d,ok=handler(sub,n,dataset,sequence,lookupmatch,rlmode,skiphash,step,injection) + if ok then + return true + end + end + end + end + end + end +end +local txtdirstate,pardirstate do + local getdirection=nuts.getdirection + local lefttoright=0 + local righttoleft=1 + txtdirstate=function(start,stack,top,rlparmode) + local dir,pop=getdirection(start) + if pop then + if top==1 then + return 0,rlparmode + else + top=top-1 + if stack[top]==righttoleft then + return top,-1 + else + return top,1 + end + end + elseif dir==lefttoright then + top=top+1 + stack[top]=lefttoright + return top,1 + elseif dir==righttoleft then + top=top+1 + stack[top]=righttoleft + return top,-1 + else + return top,rlparmode + end + end + pardirstate=function(start) + local dir=getdirection(start) + if dir==lefttoright then + return 1,1 + elseif dir==righttoleft then + return -1,-1 + elseif dir=="TLT" then + return 1,1 + elseif dir=="TRT" then + return -1,-1 + else + return 0,0 + end + end +end +otf.helpers=otf.helpers or {} +otf.helpers.txtdirstate=txtdirstate +otf.helpers.pardirstate=pardirstate +do + local fastdisc=true + local testdics=false + directives.register("otf.fastdisc",function(v) fastdisc=v end) + local otfdataset=nil + local getfastdisc={ __index=function(t,k) + local v=usesfont(k,currentfont) + t[k]=v + return v + end } + local getfastspace={ __index=function(t,k) + local v=isspace(k,threshold) or false + t[k]=v + return v + end } + function otf.featuresprocessor(head,font,attr,direction,n) + local sequences=sequencelists[font] + nesting=nesting+1 + if nesting==1 then + currentfont=font + tfmdata=fontdata[font] + descriptions=tfmdata.descriptions + characters=tfmdata.characters + local resources=tfmdata.resources + marks=resources.marks + classes=resources.classes + threshold, + factor=getthreshold(font) + checkmarks=tfmdata.properties.checkmarks + if not otfdataset then + otfdataset=otf.dataset + end + discs=fastdisc and n and n>1 and setmetatable({},getfastdisc) + spaces=setmetatable({},getfastspace) + elseif currentfont~=font then + report_warning("nested call with a different font, level %s, quitting",nesting) + nesting=nesting-1 + return head,false + end + if trace_steps then + checkstep(head) + end + local initialrl=0 + if getid(head)==localpar_code and getsubtype(head)==0 then + initialrl=pardirstate(head) + elseif direction==1 or direction=="TRT" then + initialrl=-1 + end + local datasets=otfdataset(tfmdata,font,attr) + local dirstack={ nil } + sweephead={} + for s=1,#datasets do + local dataset=datasets[s] + local attribute=dataset[2] + local sequence=dataset[3] + local rlparmode=initialrl + local topstack=0 + local typ=sequence.type + local gpossing=typ=="gpos_single" or typ=="gpos_pair" + local forcetestrun=typ=="gsub_ligature" + local handler=handlers[typ] + local steps=sequence.steps + local nofsteps=sequence.nofsteps + local skiphash=sequence.skiphash + if not steps then + local h,ok=handler(head,dataset,sequence,initialrl,font,attr) + if h and h~=head then + head=h + end + elseif typ=="gsub_reversecontextchain" then + local start=find_node_tail(head) + local rlmode=0 + local merged=steps.merged + while start do + local char=ischar(start,font) + if char then + local m=merged[char] + if m then + local a + if attr then + a=getglyphdata(start) + end + if not a or (a==attr) then + for i=m[1],m[2] do + local step=steps[i] + local lookupcache=step.coverage + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,skiphash,step) + if ok then + break + end + 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 start=head + local rlmode=initialrl + if nofsteps==1 then + local step=steps[1] + local lookupcache=step.coverage + while start do + local char,id=ischar(start,font) + if char then + if skiphash and skiphash[char] then + start=getnext(start) + else + local lookupmatch=lookupcache[char] + if lookupmatch then + local a + if attr then + if getglyphdata(start)==attr and (not attribute or getprop(start,a_state)==attribute) then + a=true + end + elseif not attribute or getprop(start,a_state)==attribute then + a=true + end + if a then + local ok,df + head,start,ok,df=handler(head,start,dataset,sequence,lookupmatch,rlmode,skiphash,step) + if df then + elseif start then + start=getnext(start) + end + else + start=getnext(start) + end + else + start=getnext(start) + end + end + elseif char==false or id==glue_code then + start=getnext(start) + elseif id==disc_code then + if not discs or discs[start]==true then + local ok + if gpossing then + start,ok=kernrun(start,k_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) + elseif forcetestrun then + start,ok=testrun(start,t_run_single,c_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) + else + start,ok=comprun(start,c_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) + end + else + start=getnext(start) + end + elseif id==math_code then + start=getnext(end_of_math(start)) + elseif id==dir_code then + topstack,rlmode=txtdirstate(start,dirstack,topstack,rlparmode) + start=getnext(start) + else + start=getnext(start) + end + end + else + local merged=steps.merged + while start do + local char,id=ischar(start,font) + if char then + if skiphash and skiphash[char] then + start=getnext(start) + else + local m=merged[char] + if m then + local a + if attr then + if getglyphdata(start)==attr and (not attribute or getprop(start,a_state)==attribute) then + a=true + end + elseif not attribute or getprop(start,a_state)==attribute then + a=true + end + if a then + local ok,df + for i=m[1],m[2] do + local step=steps[i] + local lookupcache=step.coverage + local lookupmatch=lookupcache[char] + if lookupmatch then + head,start,ok,df=handler(head,start,dataset,sequence,lookupmatch,rlmode,skiphash,step) + if df then + break + elseif ok then + break + elseif not start then + break + end + end + end + if df then + elseif start then + start=getnext(start) + end + else + start=getnext(start) + end + else + start=getnext(start) + end + end + elseif char==false or id==glue_code then + start=getnext(start) + elseif id==disc_code then + if not discs or discs[start]==true then + local ok + if gpossing then + start,ok=kernrun(start,k_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) + elseif forcetestrun then + start,ok=testrun(start,t_run_multiple,c_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) + else + start,ok=comprun(start,c_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) + end + else + start=getnext(start) + end + elseif id==math_code then + start=getnext(end_of_math(start)) + elseif id==dir_code then + topstack,rlmode=txtdirstate(start,dirstack,topstack,rlparmode) + start=getnext(start) + else + start=getnext(start) + end + end + end + end + if trace_steps then + registerstep(head) + end + end + nesting=nesting-1 + return head + end + function otf.datasetpositionprocessor(head,font,direction,dataset) + currentfont=font + tfmdata=fontdata[font] + descriptions=tfmdata.descriptions + characters=tfmdata.characters + local resources=tfmdata.resources + marks=resources.marks + classes=resources.classes + threshold, + factor=getthreshold(font) + checkmarks=tfmdata.properties.checkmarks + if type(dataset)=="number" then + dataset=otfdataset(tfmdata,font,0)[dataset] + end + local sequence=dataset[3] + local typ=sequence.type + local handler=handlers[typ] + local steps=sequence.steps + local nofsteps=sequence.nofsteps + local done=false + local dirstack={ nil } + local start=head + local initialrl=(direction==1 or direction=="TRT") and -1 or 0 + local rlmode=initialrl + local rlparmode=initialrl + local topstack=0 + local merged=steps.merged + local position=0 + while start do + local char,id=ischar(start,font) + if char then + position=position+1 + local m=merged[char] + if m then + if skiphash and skiphash[char] then + start=getnext(start) + else + for i=m[1],m[2] do + local step=steps[i] + local lookupcache=step.coverage + local lookupmatch=lookupcache[char] + if lookupmatch then + local ok + head,start,ok=handler(head,start,dataset,sequence,lookupmatch,rlmode,skiphash,step) + if ok then + break + elseif not start then + break + end + end + end + if start then + start=getnext(start) + end + end + else + start=getnext(start) + end + elseif char==false or id==glue_code then + start=getnext(start) + elseif id==math_code then + start=getnext(end_of_math(start)) + elseif id==dir_code then + topstack,rlmode=txtdirstate(start,dirstack,topstack,rlparmode) + start=getnext(start) + else + start=getnext(start) + end + end + return head + end +end +local plugins={} +otf.plugins=plugins +local report=logs.reporter("fonts") +function otf.registerplugin(name,f) + if type(name)=="string" and type(f)=="function" then + plugins[name]={ name,f } + report() + report("plugin %a has been loaded, please be aware of possible side effects",name) + report() + if logs.pushtarget then + logs.pushtarget("log") + end + report("Plugins are not officially supported unless stated otherwise. This is because") + report("they bypass the regular font handling and therefore some features in ConTeXt") + report("(especially those related to fonts) might not work as expected or might not work") + report("at all. Some plugins are for testing and development only and might change") + report("whenever we feel the need for it.") + report() + if logs.poptarget then + logs.poptarget() + end + end +end +function otf.plugininitializer(tfmdata,value) + if type(value)=="string" then + tfmdata.shared.plugin=plugins[value] + end +end +function otf.pluginprocessor(head,font,attr,direction) + local s=fontdata[font].shared + local p=s and s.plugin + if p then + if trace_plugins then + report_process("applying plugin %a",p[1]) + end + return p[2](head,font,attr,direction) + else + return head,false + end +end +function otf.featuresinitializer(tfmdata,value) +end +registerotffeature { + name="features", + description="features", + default=true, + initializers={ + position=1, + node=otf.featuresinitializer, + plug=otf.plugininitializer, + }, + processors={ + node=otf.featuresprocessor, + plug=otf.pluginprocessor, + } +} +otf.handlers=handlers +local setspacekerns=nodes.injections.setspacekerns if not setspacekerns then os.exit() end +local tag="kern" +if fontfeatures then + function handlers.trigger_space_kerns(head,dataset,sequence,initialrl,font,attr) + local features=fontfeatures[font] + local enabled=features and features.spacekern and features[tag] + if enabled then + setspacekerns(font,sequence) + end + return head,enabled + end +else + function handlers.trigger_space_kerns(head,dataset,sequence,initialrl,font,attr) + local shared=fontdata[font].shared + local features=shared and shared.features + local enabled=features and features.spacekern and features[tag] + if enabled then + setspacekerns(font,sequence) + end + return head,enabled + end +end +local function hasspacekerns(data) + local resources=data.resources + local sequences=resources.sequences + local validgpos=resources.features.gpos + if validgpos and sequences then + for i=1,#sequences do + local sequence=sequences[i] + local steps=sequence.steps + if steps and sequence.features[tag] then + local kind=sequence.type + if kind=="gpos_pair" or kind=="gpos_single" then + for i=1,#steps do + local step=steps[i] + local coverage=step.coverage + local rules=step.rules + if rules then + elseif not coverage then + elseif kind=="gpos_single" then + elseif kind=="gpos_pair" then + local format=step.format + if format=="move" or format=="kern" then + local kerns=coverage[32] + if kerns then + return true + end + for k,v in next,coverage do + if v[32] then + return true + end + end + elseif format=="pair" then + local kerns=coverage[32] + if kerns then + for k,v in next,kerns do + local one=v[1] + if one and one~=true then + return true + end + end + end + for k,v in next,coverage do + local kern=v[32] + if kern then + local one=kern[1] + if one and one~=true then + return true + end + end + end + end + end + end + end + end + end + end + return false +end +otf.readers.registerextender { + name="spacekerns", + action=function(data) + data.properties.hasspacekerns=hasspacekerns(data) + end +} +local function spaceinitializer(tfmdata,value) + local resources=tfmdata.resources + local spacekerns=resources and resources.spacekerns + if value and spacekerns==nil then + local rawdata=tfmdata.shared and tfmdata.shared.rawdata + local properties=rawdata.properties + if properties and properties.hasspacekerns then + local sequences=resources.sequences + local validgpos=resources.features.gpos + if validgpos and sequences then + local left={} + local right={} + local last=0 + local feat=nil + for i=1,#sequences do + local sequence=sequences[i] + local steps=sequence.steps + if steps then + local kern=sequence.features[tag] + if kern then + local kind=sequence.type + if kind=="gpos_pair" or kind=="gpos_single" then + if feat then + for script,languages in next,kern do + local f=feat[script] + if f then + for l in next,languages do + f[l]=true + end + else + feat[script]=languages + end + end + else + feat=kern + end + for i=1,#steps do + local step=steps[i] + local coverage=step.coverage + local rules=step.rules + if rules then + elseif not coverage then + elseif kind=="gpos_single" then + elseif kind=="gpos_pair" then + local format=step.format + if format=="move" or format=="kern" then + local kerns=coverage[32] + if kerns then + for k,v in next,kerns do + right[k]=v + end + end + for k,v in next,coverage do + local kern=v[32] + if kern then + left[k]=kern + end + end + elseif format=="pair" then + local kerns=coverage[32] + if kerns then + for k,v in next,kerns do + local one=v[1] + if one and one~=true then + right[k]=one[3] + end + end + end + for k,v in next,coverage do + local kern=v[32] + if kern then + local one=kern[1] + if one and one~=true then + left[k]=one[3] + end + end + end + end + end + end + last=i + end + else + end + end + end + left=next(left) and left or false + right=next(right) and right or false + if left or right then + spacekerns={ + left=left, + right=right, + } + if last>0 then + local triggersequence={ + features={ [tag]=feat or { dflt={ dflt=true,} } }, + flags=noflags, + name="trigger_space_kerns", + order={ tag }, + type="trigger_space_kerns", + left=left, + right=right, + } + insert(sequences,last,triggersequence) + end + end + end + end + resources.spacekerns=spacekerns + end + return spacekerns +end +registerotffeature { + name="spacekern", + description="space kern injection", + default=true, + initializers={ + node=spaceinitializer, + }, +} +local function markinitializer(tfmdata,value) + local properties=tfmdata.properties + properties.checkmarks=value +end +registerotffeature { + name="checkmarks", + description="check mark widths", + default=true, + initializers={ + node=markinitializer, + }, +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ots”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-osd” 39e92f6e575741646d75ea79e3be87f3] --- + +if not modules then modules={} end modules ['font-osd']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Kai Eigner, TAT Zetwerk / Hans Hagen, PRAGMA ADE", + copyright="TAT Zetwerk / PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local insert,imerge,copy,tohash=table.insert,table.imerge,table.copy,table.tohash +local next,type=next,type +local report=logs.reporter("otf","devanagari") +fonts=fonts or {} +fonts.analyzers=fonts.analyzers or {} +fonts.analyzers.methods=fonts.analyzers.methods or { node={ otf={} } } +local otf=fonts.handlers.otf +local handlers=otf.handlers +local methods=fonts.analyzers.methods +local otffeatures=fonts.constructors.features.otf +local registerotffeature=otffeatures.register +local nuts=nodes.nuts +local getnext=nuts.getnext +local getprev=nuts.getprev +local getboth=nuts.getboth +local getid=nuts.getid +local getchar=nuts.getchar +local getfont=nuts.getfont +local getsubtype=nuts.getsubtype +local setlink=nuts.setlink +local setnext=nuts.setnext +local setprev=nuts.setprev +local setchar=nuts.setchar +local getprop=nuts.getprop +local setprop=nuts.setprop +local ischar=nuts.ischar +local insert_node_after=nuts.insert_after +local copy_node=nuts.copy +local remove_node=nuts.remove +local flush_list=nuts.flush_list +local flush_node=nuts.flush_node +local copyinjection=nodes.injections.copy +local unsetvalue=attributes.unsetvalue +local fontdata=fonts.hashes.identifiers +local a_state=attributes.private('state') +local a_syllabe=attributes.private('syllabe') +local dotted_circle=0x25CC +local c_nbsp=0x00A0 +local c_zwnj=0x200C +local c_zwj=0x200D +local states=fonts.analyzers.states +local s_rphf=states.rphf +local s_half=states.half +local s_pref=states.pref +local s_blwf=states.blwf +local s_pstf=states.pstf +local s_init=states.init +local replace_all_nbsp=nil +replace_all_nbsp=function(head) + replace_all_nbsp=typesetters and typesetters.characters and typesetters.characters.replacenbspaces or function(head) + return head + end + return replace_all_nbsp(head) +end +local processcharacters=nil +if context then + local fontprocesses=fonts.hashes.processes + function processcharacters(head,font) + local processors=fontprocesses[font] + for i=1,#processors do + head=processors[i](head,font,0) + end + return head + end +else + function processcharacters(head,font) + local processors=fontdata[font].shared.processes + for i=1,#processors do + head=processors[i](head,font,0) + end + return head + end +end +local indicgroups=characters and characters.indicgroups +if not indicgroups and characters then + local indic={ + c={}, + i={}, + d={}, + m={}, + s={}, + o={}, + } + local indicmarks={ + l={}, + t={}, + b={}, + r={}, + s={}, + } + local indicclasses={ + nukta={}, + halant={}, + ra={}, + anudatta={}, + } + local indicorders={ + bp={}, + ap={}, + bs={}, + as={}, + bh={}, + ah={}, + bm={}, + am={}, + } + for k,v in next,characters.data do + local i=v.indic + if i then + indic[i][k]=true + i=v.indicmark + if i then + if i=="s" then + local s=v.specials + indicmarks[i][k]={ s[2],s[3] } + else + indicmarks[i][k]=true + end + end + i=v.indicclass + if i then + indicclasses[i][k]=true + end + i=v.indicorder + if i then + indicorders[i][k]=true + end + end + end + indicgroups={ + consonant=indic.c, + independent_vowel=indic.i, + dependent_vowel=indic.d, + vowel_modifier=indic.m, + stress_tone_mark=indic.s, + pre_mark=indicmarks.l, + above_mark=indicmarks.t, + below_mark=indicmarks.b, + post_mark=indicmarks.r, + twopart_mark=indicmarks.s, + nukta=indicclasses.nukta, + halant=indicclasses.halant, + ra=indicclasses.ra, + anudatta=indicclasses.anudatta, + before_postscript=indicorders.bp, + after_postscript=indicorders.ap, + before_half=indicorders.bh, + after_half=indicorders.ah, + before_subscript=indicorders.bs, + after_subscript=indicorders.as, + before_main=indicorders.bm, + after_main=indicorders.am, + } + indic=nil + indicmarks=nil + indicclasses=nil + indicorders=nil + characters.indicgroups=indicgroups +end +local consonant=indicgroups.consonant +local independent_vowel=indicgroups.independent_vowel +local dependent_vowel=indicgroups.dependent_vowel +local vowel_modifier=indicgroups.vowel_modifier +local stress_tone_mark=indicgroups.stress_tone_mark +local pre_mark=indicgroups.pre_mark +local above_mark=indicgroups.above_mark +local below_mark=indicgroups.below_mark +local post_mark=indicgroups.post_mark +local twopart_mark=indicgroups.twopart_mark +local nukta=indicgroups.nukta +local halant=indicgroups.halant +local ra=indicgroups.ra +local anudatta=indicgroups.anudatta +local before_postscript=indicgroups.before_postscript +local after_postscript=indicgroups.after_postscript +local before_half=indicgroups.before_half +local after_half=indicgroups.after_half +local before_subscript=indicgroups.before_subscript +local after_subscript=indicgroups.after_subscript +local before_main=indicgroups.before_main +local after_main=indicgroups.after_main +local mark_four=table.merged ( + pre_mark, + above_mark, + below_mark, + post_mark +) +local mark_above_below_post=table.merged ( + above_mark, + below_mark, + post_mark +) +local zw_char={ + [c_zwnj]=true, + [c_zwj ]=true, +} +local dflt_true={ + dflt=true, +} +local two_defaults={} +local one_defaults={} +local false_flags={ false,false,false,false } +local sequence_reorder_matras={ + features={ dv01=two_defaults }, + flags=false_flags, + name="dv01_reorder_matras", + order={ "dv01" }, + type="devanagari_reorder_matras", + nofsteps=1, + steps={ + { + coverage=pre_mark, + } + } +} +local sequence_reorder_reph={ + features={ dv02=two_defaults }, + flags=false_flags, + name="dv02_reorder_reph", + order={ "dv02" }, + type="devanagari_reorder_reph", + nofsteps=1, + steps={ + { + coverage={}, + } + } +} +local sequence_reorder_pre_base_reordering_consonants={ + features={ dv03=one_defaults }, + flags=false_flags, + name="dv03_reorder_pre_base_reordering_consonants", + order={ "dv03" }, + type="devanagari_reorder_pre_base_reordering_consonants", + nofsteps=1, + steps={ + { + coverage={}, + } + } +} +local sequence_remove_joiners={ + features={ dv04=one_defaults }, + flags=false_flags, + name="dv04_remove_joiners", + order={ "dv04" }, + type="devanagari_remove_joiners", + nofsteps=1, + steps={ + { + coverage=zw_char, + }, + } +} +local basic_shaping_forms={ + akhn=true, + blwf=true, + cjct=true, + half=true, + nukt=true, + pref=true, + pstf=true, + rkrf=true, + rphf=true, + vatu=true, + locl=true, +} +local valid={ + abvs=true, + akhn=true, + blwf=true, + calt=true, + cjct=true, + half=true, + haln=true, + nukt=true, + pref=true, + pres=true, + pstf=true, + psts=true, + rkrf=true, + rphf=true, + vatu=true, + pres=true, + abvs=true, + blws=true, + psts=true, + haln=true, + calt=true, + locl=true, +} +local scripts={} +local scripts_one={ "deva","mlym","beng","gujr","guru","knda","orya","taml","telu" } +local scripts_two={ "dev2","mlm2","bng2","gjr2","gur2","knd2","ory2","tml2","tel2" } +local nofscripts=#scripts_one +for i=1,nofscripts do + local one=scripts_one[i] + local two=scripts_two[i] + scripts[one]=true + scripts[two]=true + two_defaults[two]=dflt_true + one_defaults[one]=dflt_true + one_defaults[two]=dflt_true +end +local function valid_one(s) for i=1,nofscripts do if s[scripts_one[i]] then return true end end end +local function valid_two(s) for i=1,nofscripts do if s[scripts_two[i]] then return true end end end +local function initializedevanagi(tfmdata) + local script,language=otf.scriptandlanguage(tfmdata,attr) + if scripts[script] then + local resources=tfmdata.resources + local devanagari=resources.devanagari + if not devanagari then + report("adding devanagari features to font") + local gsubfeatures=resources.features.gsub + local sequences=resources.sequences + local sharedfeatures=tfmdata.shared.features + gsubfeatures["dv01"]=two_defaults + gsubfeatures["dv02"]=two_defaults + gsubfeatures["dv03"]=one_defaults + gsubfeatures["dv04"]=one_defaults + local reorder_pre_base_reordering_consonants=copy(sequence_reorder_pre_base_reordering_consonants) + local reorder_reph=copy(sequence_reorder_reph) + local reorder_matras=copy(sequence_reorder_matras) + local remove_joiners=copy(sequence_remove_joiners) + local lastmatch=0 + for s=1,#sequences do + local features=sequences[s].features + if features then + for k,v in next,features do + if k=="locl" then + local steps=sequences[s].steps + local nofsteps=sequences[s].nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + for k,v in next,pre_mark do + local locl=coverage[k] + if locl then + if #locl>0 then + for j=1,#locl do + local ck=locl[j] + local f=ck[4] + local chainlookups=ck[6] + if chainlookups then + local chainlookup=chainlookups[f] + for j=1,#chainlookup do + local chainstep=chainlookup[j] + local steps=chainstep.steps + local nofsteps=chainstep.nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + locl=coverage[k] + end + end + end + end + end + end + if locl then + reorder_matras.steps[1].coverage[locl]=true + end + end + end + end + end + end + if basic_shaping_forms[k] then + lastmatch=lastmatch+1 + if s~=lastmatch then + table.insert(sequences,lastmatch,table.remove(sequences,s)) + end + end + end + end + end + local insertindex=lastmatch+1 + if tfmdata.properties.language then + dflt_true[tfmdata.properties.language]=true + end + insert(sequences,insertindex,reorder_pre_base_reordering_consonants) + insert(sequences,insertindex,reorder_reph) + insert(sequences,insertindex,reorder_matras) + insert(sequences,insertindex,remove_joiners) + local blwfcache={} + local vatucache={} + local pstfcache={} + local seqsubset={} + local rephstep={ + coverage={} + } + local devanagari={ + reph=false, + vattu=false, + blwfcache=blwfcache, + vatucache=vatucache, + pstfcache=pstfcache, + seqsubset=seqsubset, + reorderreph=rephstep, + } + reorder_reph.steps={ rephstep } + local pre_base_reordering_consonants={} + reorder_pre_base_reordering_consonants.steps[1].coverage=pre_base_reordering_consonants + resources.devanagari=devanagari + for s=1,#sequences do + local sequence=sequences[s] + local steps=sequence.steps + local nofsteps=sequence.nofsteps + local features=sequence.features + local has_rphf=features.rphf + local has_blwf=features.blwf + local has_vatu=features.vatu + local has_pstf=features.pstf + if has_rphf and has_rphf[script] then + devanagari.reph=true + elseif (has_blwf and has_blwf[script] ) or (has_vatu and has_vatu[script] ) then + devanagari.vattu=true + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + for k,v in next,coverage do + for h,w in next,halant do + if v[h] then + if not blwfcache[k] then + blwfcache[k]=v + end + end + if has_vatu and has_vatu[script] and not vatucache[k] then + vatucache[k]=v + end + end + end + end + end + elseif has_pstf and has_pstf[script] then + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + for k,v in next,coverage do + if not pstfcache[k] then + pstfcache[k]=v + end + end + for k,v in next,ra do + local r=coverage[k] + if r then + local found=false + if #r>0 then + for j=1,#r do + local ck=r[j] + local f=ck[4] + local chainlookups=ck[6] + if chainlookups and chainlookups[f] then + local chainlookup=chainlookups[f] + for j=1,#chainlookup do + local chainstep=chainlookup[j] + local steps=chainstep.steps + local nofsteps=chainstep.nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + local h=coverage[k] + if h then + for k,v in next,h do + found=v and v.ligature + if found then + pre_base_reordering_consonants[found]=true + break + end + end + if found then + break + end + end + end + end + end + end + end + else + for k,v in next,r do + found=v and v.ligature + if found then + pre_base_reordering_consonants[found]=true + break + end + end + end + if found then + break + end + end + end + end + end + end + for kind,spec in next,features do + if valid[kind] and valid_two(spec)then + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + local reph,rephbase=false,false + if kind=="rphf" then + for k,v in next,ra do + local r=coverage[k] + if r then + rephbase=k + local h=false + if #r>0 then + for j=1,#r do + local ck=r[j] + local f=ck[4] + local chainlookups=ck[6] + if chainlookups then + local chainlookup=chainlookups[f] + for j=1,#chainlookup do + local chainstep=chainlookup[j] + local steps=chainstep.steps + local nofsteps=chainstep.nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + local r=coverage[k] + if r then + for k,v in next,halant do + local h=r[k] + if h then + reph=h.ligature or false + break + end + end + if h then + break + end + end + end + end + end + end + end + else + for k,v in next,halant do + local h=r[k] + if h then + reph=h.ligature or false + break + end + end + end + if reph then + break + end + end + end + end + seqsubset[#seqsubset+1]={ kind,coverage,reph,rephbase } + end + end + end + if kind=="pref" then + local steps=sequence.steps + local nofsteps=sequence.nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + for k,v in next,halant do + local h=coverage[k] + if h then + local found=false + if #h>0 then + for j=1,#h do + local ck=h[j] + local f=ck[4] + local chainlookups=ck[6] + if chainlookups then + local chainlookup=chainlookups[f] + for j=1,#chainlookup do + local chainstep=chainlookup[j] + local steps=chainstep.steps + local nofsteps=chainstep.nofsteps + for i=1,nofsteps do + local step=steps[i] + local coverage=step.coverage + if coverage then + local h=coverage[k] + if h then + for k,v in next,h do + found=v and v.ligature + if found then + pre_base_reordering_consonants[found]=true + break + end + end + if found then + break + end + end + end + end + end + end + end + else + for k,v in next,h do + found=v and v.ligature + if found then + pre_base_reordering_consonants[found]=true + break + end + end + end + if found then + break + end + end + end + end + end + end + end + end + if two_defaults[script] then + sharedfeatures["dv01"]=true + sharedfeatures["dv02"]=true + sharedfeatures["dv03"]=true + sharedfeatures["dv04"]=true + elseif one_defaults[script] then + sharedfeatures["dv03"]=true + sharedfeatures["dv04"]=true + end + if script=="mlym" or script=="taml" then + devanagari.left_matra_before_base=true + end + end + end +end +registerotffeature { + name="devanagari", + description="inject additional features", + default=true, + initializers={ + node=initializedevanagi, + }, +} +local show_syntax_errors=false +local function inject_syntax_error(head,current,char) + local signal=copy_node(current) + copyinjection(signal,current) + if pre_mark[char] then + setchar(signal,dotted_circle) + else + setchar(current,dotted_circle) + end + return insert_node_after(head,current,signal) +end +local function initialize_one(font,attr) + local tfmdata=fontdata[font] + local datasets=otf.dataset(tfmdata,font,attr) + local devanagaridata=datasets.devanagari + if not devanagaridata then + devanagaridata={ + reph=false, + vattu=false, + blwfcache={}, + vatucache={}, + pstfcache={}, + } + datasets.devanagari=devanagaridata + local resources=tfmdata.resources + local devanagari=resources.devanagari + for s=1,#datasets do + local dataset=datasets[s] + if dataset and dataset[1] then + local kind=dataset[4] + if kind=="rphf" then + devanagaridata.reph=true + elseif kind=="blwf" or kind=="vatu" then + devanagaridata.vattu=true + devanagaridata.blwfcache=devanagari.blwfcache + devanagaridata.vatucache=devanagari.vatucache + devanagaridata.pstfcache=devanagari.pstfcache + end + end + end + end + return devanagaridata.reph,devanagaridata.vattu,devanagaridata.blwfcache,devanagaridata.vatucache,devanagaridata.pstfcache +end +local function contextchain(contexts,n) + local char=getchar(n) + for k=1,#contexts do + local ck=contexts[k] + local seq=ck[3] + local f=ck[4] + local l=ck[5] + if (l-f)==1 and seq[f+1][char] then + local ok=true + local c=n + for i=l+1,#seq do + c=getnext(c) + if not c or not seq[i][ischar(c)] then + ok=false + break + end + end + if ok then + c=getprev(n) + for i=1,f-1 do + c=getprev(c) + if not c or not seq[f-i][ischar(c)] then + ok=false + end + end + end + if ok then + return true + end + end + end + return false +end +local function order_matras(c) + local cn=getnext(c) + local char=getchar(cn) + while dependent_vowel[char] do + local next=getnext(cn) + local cc=c + local cchar=getchar(cc) + while cc~=cn do + if (above_mark[char] and (below_mark[cchar] or post_mark[cchar])) or (below_mark[char] and (post_mark[cchar])) then + local prev,next=getboth(cn) + if next then + setprev(next,prev) + end + setnext(prev,next) + setnext(getprev(cc),cn) + setprev(cn,getprev(cc)) + setnext(cn,cc) + setprev(cc,cn) + break + end + cc=getnext(cc) + cchar=getchar(cc) + end + cn=next + char=getchar(cn) + end +end +local function reorder_one(head,start,stop,font,attr,nbspaces) + local reph,vattu,blwfcache,vatucache,pstfcache=initialize_one(font,attr) + local devanagari=fontdata[font].resources.devanagari + local current=start + local n=getnext(start) + local base=nil + local firstcons=nil + local lastcons=nil + local basefound=false + if reph and ra[getchar(start)] and halant[getchar(n)] then + if n==stop then + return head,stop,nbspaces + end + if getchar(getnext(n))==c_zwj then + current=start + else + current=getnext(n) + setprop(start,a_state,s_rphf) + end + end + if getchar(current)==c_nbsp then + if current==stop then + stop=getprev(stop) + head=remove_node(head,current) + flush_node(current) + return head,stop,nbspaces + else + nbspaces=nbspaces+1 + base=current + firstcons=current + lastcons=current + current=getnext(current) + if current~=stop then + local char=getchar(current) + if nukta[char] then + current=getnext(current) + char=getchar(current) + end + if char==c_zwj and current~=stop then + local next=getnext(current) + if next~=stop and halant[getchar(next)] then + current=next + next=getnext(current) + local tmp=next and getnext(next) or nil + local changestop=next==stop + local tempcurrent=copy_node(next) + copyinjection(tempcurrent,next) + local nextcurrent=copy_node(current) + copyinjection(nextcurrent,current) + setlink(tempcurrent,nextcurrent) + setprop(tempcurrent,a_state,s_blwf) + tempcurrent=processcharacters(tempcurrent,font) + setprop(tempcurrent,a_state,unsetvalue) + if getchar(next)==getchar(tempcurrent) then + flush_list(tempcurrent) + if show_syntax_errors then + head,current=inject_syntax_error(head,current,char) + end + else + setchar(current,getchar(tempcurrent)) + local freenode=getnext(current) + setlink(current,tmp) + flush_node(freenode) + flush_list(tempcurrent) + if changestop then + stop=current + end + end + end + end + end + end + end + while not basefound do + local char=getchar(current) + if consonant[char] then + setprop(current,a_state,s_half) + if not firstcons then + firstcons=current + end + lastcons=current + if not base then + base=current + elseif blwfcache[char] then + setprop(current,a_state,s_blwf) + elseif pstfcache[char] then + setprop(current,a_state,s_pstf) + else + base=current + end + end + basefound=current==stop + current=getnext(current) + end + if base~=lastcons then + local np=base + local n=getnext(base) + local ch=getchar(n) + if nukta[ch] then + np=n + n=getnext(n) + ch=getchar(n) + end + if halant[ch] then + if lastcons~=stop then + local ln=getnext(lastcons) + if nukta[getchar(ln)] then + lastcons=ln + end + end + local nn=getnext(n) + local ln=getnext(lastcons) + setlink(np,nn) + setnext(lastcons,n) + if ln then + setprev(ln,n) + end + setnext(n,ln) + setprev(n,lastcons) + if lastcons==stop then + stop=n + end + end + end + n=getnext(start) + if n~=stop and ra[getchar(start)] and halant[getchar(n)] and not zw_char[getchar(getnext(n))] then + local matra=base + if base~=stop then + local next=getnext(base) + if dependent_vowel[getchar(next)] then + matra=next + end + end + local sp=getprev(start) + local nn=getnext(n) + local mn=getnext(matra) + setlink(sp,nn) + setlink(matra,start) + setlink(n,mn) + if head==start then + head=nn + end + start=nn + if matra==stop then + stop=n + end + end + local current=start + while current~=stop do + local next=getnext(current) + if next~=stop and halant[getchar(next)] and getchar(getnext(next))==c_zwnj then + setprop(current,a_state,unsetvalue) + end + current=next + end + if base~=stop and getprop(base,a_state) then + local next=getnext(base) + if halant[getchar(next)] and not (next~=stop and getchar(getnext(next))==c_zwj) then + setprop(base,a_state,unsetvalue) + end + end + local current,allreordered,moved=start,false,{ [base]=true } + local a,b,p,bn=base,base,base,getnext(base) + if base~=stop and nukta[getchar(bn)] then + a,b,p=bn,bn,bn + end + while not allreordered do + local c=current + local n=getnext(current) + local l=nil + if c~=stop then + local ch=getchar(n) + if nukta[ch] then + c=n + n=getnext(n) + ch=getchar(n) + end + if c~=stop then + if halant[ch] then + c=n + n=getnext(n) + ch=getchar(n) + end + local tpm=twopart_mark[ch] + while tpm do + local extra=copy_node(n) + copyinjection(extra,n) + ch=tpm[1] + setchar(n,ch) + setchar(extra,tpm[2]) + head=insert_node_after(head,current,extra) + tpm=twopart_mark[ch] + end + while c~=stop and dependent_vowel[ch] do + c=n + n=getnext(n) + ch=getchar(n) + end + if c~=stop then + if vowel_modifier[ch] then + c=n + n=getnext(n) + ch=getchar(n) + end + if c~=stop and stress_tone_mark[ch] then + c=n + n=getnext(n) + end + end + end + end + local bp=getprev(firstcons) + local cn=getnext(current) + local last=getnext(c) + while cn~=last do + if pre_mark[getchar(cn)] then + if devanagari.left_matra_before_base then + local prev,next=getboth(cn) + setlink(prev,next) + if cn==stop then + stop=getprev(cn) + end + if base==start then + if head==start then + head=cn + end + start=cn + end + setlink(getprev(base),cn) + setlink(cn,base) + cn=next + else + if bp then + setnext(bp,cn) + end + local prev,next=getboth(cn) + if next then + setprev(next,prev) + end + setnext(prev,next) + if cn==stop then + stop=prev + end + setprev(cn,bp) + setlink(cn,firstcons) + if firstcons==start then + if head==start then + head=cn + end + start=cn + end + cn=next + end + elseif current~=base and dependent_vowel[getchar(cn)] then + local prev,next=getboth(cn) + if next then + setprev(next,prev) + end + setnext(prev,next) + if cn==stop then + stop=prev + end + setlink(b,cn,getnext(b)) + order_matras(cn) + cn=next + elseif current==base and dependent_vowel[getchar(cn)] then + local cnn=getnext(cn) + order_matras(cn) + cn=cnn + while cn~=last and dependent_vowel[getchar(cn)] do + cn=getnext(cn) + end + else + cn=getnext(cn) + end + end + allreordered=c==stop + current=getnext(c) + end + if reph or vattu then + local current,cns=start,nil + while current~=stop do + local c=current + local n=getnext(current) + if ra[getchar(current)] and halant[getchar(n)] then + c=n + n=getnext(n) + local b,bn=base,base + while bn~=stop do + local next=getnext(bn) + if dependent_vowel[getchar(next)] then + b=next + end + bn=next + end + if getprop(current,a_state)==s_rphf then + if b~=current then + if current==start then + if head==start then + head=n + end + start=n + end + if b==stop then + stop=c + end + local prev=getprev(current) + setlink(prev,n) + local next=getnext(b) + setlink(c,next) + setlink(b,current) + end + elseif cns and getnext(cns)~=current then + local cp=getprev(current) + local cnsn=getnext(cns) + setlink(cp,n) + setlink(cns,current) + setlink(c,cnsn) + if c==stop then + stop=cp + break + end + current=getprev(n) + end + else + local char=getchar(current) + if consonant[char] then + cns=current + local next=getnext(cns) + if halant[getchar(next)] then + cns=next + end + if not vatucache[char] then + next=getnext(cns) + while dependent_vowel[getchar(next)] do + cns=next + next=getnext(cns) + end + end + elseif char==c_nbsp then + nbspaces=nbspaces+1 + cns=current + local next=getnext(cns) + if halant[getchar(next)] then + cns=next + end + if not vatucache[char] then + next=getnext(cns) + while dependent_vowel[getchar(next)] do + cns=next + next=getnext(cns) + end + end + end + end + current=getnext(current) + end + end + if getchar(base)==c_nbsp then + nbspaces=nbspaces-1 + if base==stop then + stop=getprev(stop) + end + head=remove_node(head,base) + flush_node(base) + end + return head,stop,nbspaces +end +function handlers.devanagari_reorder_matras(head,start) + local current=start + local startfont=getfont(start) + local startattr=getprop(start,a_syllabe) + while current do + local char=ischar(current,startfont) + local next=getnext(current) + if char and getprop(current,a_syllabe)==startattr then + if halant[char] then + if next then + local char=ischar(next,startfont) + if char and zw_char[char] and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) + end + end + local startnext=getnext(start) + head=remove_node(head,start) + setlink(start,next) + setlink(current,start) + start=startnext + break + end + else + break + end + current=next + end + return head,start,true +end +local rephbase={} +function handlers.devanagari_reorder_reph(head,start) + local current=getnext(start) + local startnext=nil + local startprev=nil + local startfont=getfont(start) + local startattr=getprop(start,a_syllabe) + ::step_1:: + local char=ischar(start,startfont) + local rephbase=rephbase[startfont][char] + if char and after_subscript[rephbase] then + goto step_5 + end + ::step_2:: + if char and not after_postscript[rephbase] then + while current do + local char=ischar(current,startfont) + if char and getprop(current,a_syllabe)==startattr then + if halant[char] then + local next=getnext(current) + if next then + local nextchar=ischar(next,startfont) + if nextchar and zw_char[nextchar] and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) + end + end + startnext=getnext(start) + head=remove_node(head,start) + setlink(start,next) + setlink(current,start) + start=startnext + startattr=getprop(start,a_syllabe) + break + end + current=getnext(current) + else + break + end + end + end + ::step_3:: + if not startnext then + if char and after_main[rephbase] then + current=getnext(start) + while current do + local char=ischar(current,startfont) + if char and getprop(current,a_syllabe)==startattr then + if consonant[char] and not getprop(current,a_state)==s_pref then + startnext=getnext(start) + head=remove_node(head,start) + setlink(current,start) + setlink(start,getnext(current)) + start=startnext + startattr=getprop(start,a_syllabe) + break + end + current=getnext(current) + else + break + end + end + end + end + ::step_4:: + if not startnext then + if char and before_postscript[rephbase] then + current=getnext(start) + local c=nil + while current do + local char=ischar(current,startfont) + if char and getprop(current,a_syllabe)==startattr then + if getprop(current,a_state)==s_pstf then + startnext=getnext(start) + head=remove_node(head,start) + setlink(getprev(current),start) + setlink(start,current) + start=startnext + startattr=getprop(start,a_syllabe) + break + elseif not c and (vowel_modifier[char] or stress_tone_mark[char] ) then + c=current + end + current=getnext(current) + else + if c then + startnext=getnext(start) + head=remove_node(head,start) + setlink(getprev(c),start) + setlink(start,c) + start=startnext + startattr=getprop(start,a_syllabe) + end + break + end + end + end + end + ::step_5:: + if not startnext then + current=getnext(start) + local c=nil + while current do + local char=ischar(current,startfont) + if char and getprop(current,a_syllabe)==startattr then + local state=getprop(current,a_state) + if before_subscript[rephbase] and (state==s_blwf or state==s_pstf) then + c=current + elseif after_subscript[rephbase] and (state==s_pstf) then + c=current + end + current=getnext(current) + else + break + end + end + if c then + startnext=getnext(start) + head=remove_node(head,start) + setlink(getprev(c),start) + setlink(start,c) + start=startnext + startattr=getprop(start,a_syllabe) + end + end + ::step_6:: + if not startnext then + current=start + local next=getnext(current) + while next do + local nextchar=ischar(next,startfont) + if nextchar and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) + else + break + end + end + if start~=current then + startnext=getnext(start) + head=remove_node(head,start) + setlink(start,getnext(current)) + setlink(current,start) + start=startnext + end + end + return head,start,true +end +local reordered_pre_base_reordering_consonants={} +function handlers.devanagari_reorder_pre_base_reordering_consonants(head,start) + if reordered_pre_base_reordering_consonants[start] then + return head,start,true + end + local current=start + local startfont=getfont(start) + local startattr=getprop(start,a_syllabe) + while current do + local char=ischar(current,startfont) + local next=getnext(current) + if char and getprop(current,a_syllabe)==startattr then + if halant[char] then + if next then + local char=ischar(next,startfont) + if char and zw_char[char] and getprop(next,a_syllabe)==startattr then + current=next + next=getnext(current) + end + end + local startnext=getnext(start) + head=remove_node(head,start) + setlink(start,next) + setlink(current,start) + reordered_pre_base_reordering_consonants[start]=true + start=startnext + return head,start,true + end + else + break + end + current=next + end + local startattr=getprop(start,a_syllabe) + local current=getprev(start) + while current and getprop(current,a_syllabe)==startattr do + local char=ischar(current) + if (not dependent_vowel[char] and not getprop(current,a_state) or getprop(current,a_state)==s_init) then + startnext=getnext(start) + head=remove_node(head,start) + if current==head then + setlink(start,current) + head=start + else + setlink(getprev(current),start) + setlink(start,current) + end + reordered_pre_base_reordering_consonants[start]=true + start=startnext + break + end + current=getprev(current) + end + return head,start,true +end +function handlers.devanagari_remove_joiners(head,start,kind,lookupname,replacement) + local stop=getnext(start) + local font=getfont(start) + local last=start + while stop do + local char=ischar(stop,font) + if char and (char==c_zwnj or char==c_zwj) then + last=stop + stop=getnext(stop) + else + break + end + end + local prev=getprev(start) + if stop then + setnext(last) + setlink(prev,stop) + elseif prev then + setnext(prev) + end + if head==start then + head=stop + end + flush_list(start) + return head,stop,true +end +local function initialize_two(font,attr) + local devanagari=fontdata[font].resources.devanagari + if devanagari then + return devanagari.seqsubset or {},devanagari.reorderreph or {} + else + return {},{} + end +end +local function reorder_two(head,start,stop,font,attr,nbspaces) + local seqsubset,reorderreph=initialize_two(font,attr) + local halfpos=nil + local basepos=nil + local subpos=nil + local postpos=nil + reorderreph.coverage={} + rephbase[font]={} + for i=1,#seqsubset do + local subset=seqsubset[i] + local kind=subset[1] + local lookupcache=subset[2] + if kind=="rphf" then + reorderreph.coverage[subset[3]]=true + rephbase[font][subset[3]]=subset[4] + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + if found[getchar(next)] or contextchain(found,next) then + local afternext=next~=stop and getnext(next) + if afternext and zw_char[getchar(afternext)] then + current=afternext + elseif current==start then + setprop(current,a_state,s_rphf) + current=next + else + current=next + end + end + end + end + current=getnext(current) + end + elseif kind=="pref" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + if found[getchar(next)] or contextchain(found,next) then + if (not getprop(current,a_state) and not getprop(next,a_state)) then + setprop(current,a_state,s_pref) + setprop(next,a_state,s_pref) + current=next + end + end + end + end + current=getnext(current) + end + elseif kind=="half" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + if found[getchar(next)] or contextchain(found,next) then + if next~=stop and getchar(getnext(next))==c_zwnj then + current=next + elseif (not getprop(current,a_state)) then + setprop(current,a_state,s_half) + if not halfpos then + halfpos=current + end + end + current=getnext(current) + end + end + end + current=getnext(current) + end + elseif kind=="blwf" or kind=="vatu" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + if found[getchar(next)] or contextchain(found,next) then + if (not getprop(current,a_state) and not getprop(next,a_state)) then + setprop(current,a_state,s_blwf) + setprop(next,a_state,s_blwf) + current=next + subpos=current + end + end + end + end + current=getnext(current) + end + elseif kind=="pstf" then + local current=start + local last=getnext(stop) + while current~=last do + if current~=stop then + local c=getchar(current) + local found=lookupcache[c] + if found then + local next=getnext(current) + if found[getchar(next)] or contextchain(found,next) then + if (not getprop(current,a_state) and not getprop(next,a_state)) then + setprop(current,a_state,s_pstf) + setprop(next,a_state,s_pstf) + current=next + postpos=current + end + end + end + end + current=getnext(current) + end + end + end + local current,base,firstcons=start,nil,nil + if getprop(start,a_state)==s_rphf then + current=getnext(getnext(start)) + end + if current~=getnext(stop) and getchar(current)==c_nbsp then + if current==stop then + stop=getprev(stop) + head=remove_node(head,current) + flush_node(current) + return head,stop,nbspaces + else + nbspaces=nbspaces+1 + base=current + current=getnext(current) + if current~=stop then + local char=getchar(current) + if nukta[char] then + current=getnext(current) + char=getchar(current) + end + if char==c_zwj then + local next=getnext(current) + if current~=stop and next~=stop and halant[getchar(next)] then + current=next + next=getnext(current) + local tmp=getnext(next) + local changestop=next==stop + setnext(next) + setprop(current,a_state,s_pref) + current=processcharacters(current,font) + setprop(current,a_state,s_blwf) + current=processcharacters(current,font) + setprop(current,a_state,s_pstf) + current=processcharacters(current,font) + setprop(current,a_state,unsetvalue) + if halant[getchar(current)] then + setnext(getnext(current),tmp) + if show_syntax_errors then + head,current=inject_syntax_error(head,current,char) + end + else + setnext(current,tmp) + if changestop then + stop=current + end + end + end + end + end + end + else + local last=getnext(stop) + while current~=last do + local next=getnext(current) + if consonant[getchar(current)] then + if not (current~=stop and next~=stop and halant[getchar(next)] and getchar(getnext(next))==c_zwj) then + if not firstcons then + firstcons=current + end + local a=getprop(current,a_state) + if not (a==s_blwf or a==s_pstf or (a~=s_rphf and a~=s_blwf and ra[getchar(current)])) then + base=current + end + end + end + current=next + end + if not base then + base=firstcons + end + end + if not base then + if getprop(start,a_state)==s_rphf then + setprop(start,a_state,unsetvalue) + end + return head,stop,nbspaces + else + if getprop(base,a_state) then + setprop(base,a_state,unsetvalue) + end + basepos=base + end + if not halfpos then + halfpos=base + end + if not subpos then + subpos=base + end + if not postpos then + postpos=subpos or base + end + local moved={} + local current=start + local last=getnext(stop) + while current~=last do + local char=getchar(current) + local target=nil + local cn=getnext(current) + local tpm=twopart_mark[char] + while tpm do + local extra=copy_node(current) + copyinjection(extra,current) + char=tpm[1] + setchar(current,char) + setchar(extra,tpm[2]) + head=insert_node_after(head,current,extra) + tpm=twopart_mark[char] + end + if not moved[current] and dependent_vowel[char] then + if pre_mark[char] then + moved[current]=true + local prev,next=getboth(current) + setlink(prev,next) + if current==stop then + stop=getprev(current) + end + local pos + if before_main[char] then + pos=basepos + else + pos=halfpos + end + local ppos=getprev(pos) + while ppos and getprop(ppos,a_syllabe)==getprop(pos,a_syllabe) do + if getprop(ppos,a_state)==s_pref then + pos=ppos + end + ppos=getprev(ppos) + end + local ppos=getprev(pos) + while ppos and getprop(ppos,a_syllabe)==getprop(pos,a_syllabe) and halant[ischar(ppos)] do + ppos=getprev(ppos) + if ppos and getprop(ppos,a_syllabe)==getprop(pos,a_syllabe) and consonant[ischar(ppos)] then + pos=ppos + ppos=getprev(ppos) + else + break + end + end + if pos==start then + if head==start then + head=current + end + start=current + end + setlink(getprev(pos),current) + setlink(current,pos) + elseif above_mark[char] then + target=basepos + if subpos==basepos then + subpos=current + end + if postpos==basepos then + postpos=current + end + basepos=current + elseif below_mark[char] then + target=subpos + if postpos==subpos then + postpos=current + end + subpos=current + elseif post_mark[char] then + local n=getnext(postpos) + while n do + local v=ischar(n,font) + if nukta[v] or stress_tone_mark[v] or vowel_modifier[v] then + postpos=n + else + break + end + n=getnext(n) + end + target=postpos + postpos=current + end + if mark_above_below_post[char] then + local prev=getprev(current) + if prev~=target then + local next=getnext(current) + setlink(prev,next) + if current==stop then + stop=prev + end + setlink(current,getnext(target)) + setlink(target,current) + end + end + end + current=cn + end + local current=getnext(start) + local last=getnext(stop) + while current~=last do + local char=getchar(current) + local cn=getnext(current) + if halant[char] and ra[ischar(cn)] and getprop(cn,a_state)~=s_rphf and getprop(cn,a_state)~=s_blwf then + if after_main[ischar(cn)] then + local prev=getprev(current) + local next=getnext(cn) + local bpn=getnext(basepos) + while bpn and dependent_vowel[ischar(bpn)] do + basepos=bpn + bpn=getnext(bpn) + end + if basepos~=prev then + setlink(prev,next) + setlink(cn,getnext(basepos)) + setlink(basepos,current) + if cn==stop then + stop=prev + end + cn=next + end + end + end + current=cn + end + local current=start + local c=nil + while current~=stop do + local char=getchar(current) + if halant[char] or stress_tone_mark[char] then + if not c then + c=current + end + else + c=nil + end + local next=getnext(current) + if c and nukta[getchar(next)] then + if head==c then + head=next + end + if stop==next then + stop=current + end + setlink(getprev(c),next) + local nextnext=getnext(next) + setnext(current,nextnext) + local nextnextnext=getnext(nextnext) + if nextnextnext then + setprev(nextnextnext,current) + end + setlink(nextnext,c) + end + if stop==current then break end + current=getnext(current) + end + if getchar(base)==c_nbsp then + if base==stop then + stop=getprev(stop) + end + nbspaces=nbspaces-1 + head=remove_node(head,base) + flush_node(base) + end + return head,stop,nbspaces +end +local separator={} +imerge(separator,consonant) +imerge(separator,independent_vowel) +imerge(separator,dependent_vowel) +imerge(separator,vowel_modifier) +imerge(separator,stress_tone_mark) +for k,v in next,nukta do separator[k]=true end +for k,v in next,halant do separator[k]=true end +local function analyze_next_chars_one(c,font,variant) + local n=getnext(c) + if not n then + return c + end + if variant==1 then + local v=ischar(n,font) + if v and nukta[v] then + n=getnext(n) + if n then + v=ischar(n,font) + end + end + if n and v then + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv then + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv then + if vv==c_zwj and consonant[vvv] then + c=nnn + elseif (vv==c_zwnj or vv==c_zwj) and halant[vvv] then + local nnnn=getnext(nnn) + if nnnn then + local vvvv=ischar(nnnn,font) + if vvvv and consonant[vvvv] then + c=nnnn + end + end + end + end + end + end + end + end + elseif variant==2 then + local v=ischar(n,font) + if v and nukta[v] then + c=n + end + n=getnext(c) + if n then + v=ischar(n,font) + if v then + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv and zw_char[v] then + n=nn + v=vv + nn=getnext(nn) + vv=nn and ischar(nn,font) + end + if vv and halant[v] and consonant[vv] then + c=nn + end + end + end + end + end + local n=getnext(c) + if not n then + return c + end + local v=ischar(n,font) + if not v then + return c + end + local already_pre_mark + local already_above_mark + local already_below_mark + local already_post_mark + while dependent_vowel[v] do + local vowels=twopart_mark[v] or { v } + for k,v in next,vowels do + if pre_mark[v] and not already_pre_mark then + already_pre_mark=true + elseif above_mark[v] and not already_above_mark then + already_above_mark=true + elseif below_mark[v] and not already_below_mark then + already_below_mark=true + elseif post_mark[v] and not already_post_mark then + already_post_mark=true + else + return c + end + end + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if nukta[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if halant[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if vowel_modifier[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + c=getnext(c) + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + return n + else + return c + end +end +local function analyze_next_chars_two(c,font) + local n=getnext(c) + if not n then + return c + end + local v=ischar(n,font) + if v and nukta[v] then + c=n + end + n=c + while true do + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv then + if halant[vv] then + n=nn + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv and zw_char[vvv] then + n=nnn + end + end + elseif vv==c_zwnj or vv==c_zwj then + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv and halant[vvv] then + n=nnn + end + end + else + break + end + local nn=getnext(n) + if nn then + local vv=ischar(nn,font) + if vv and consonant[vv] then + n=nn + local nnn=getnext(nn) + if nnn then + local vvv=ischar(nnn,font) + if vvv and nukta[vvv] then + n=nnn + end + end + c=n + else + break + end + else + break + end + else + break + end + else + break + end + end + if not c then + return + end + local n=getnext(c) + if not n then + return c + end + local v=ischar(n,font) + if not v then + return c + end + if anudatta[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if halant[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + if v==c_zwnj or v==c_zwj then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + else + local already_pre_mark + local already_above_mark + local already_below_mark + local already_post_mark + while dependent_vowel[v] do + local vowels=twopart_mark[v] or { v } + for k,v in next,vowels do + if pre_mark[v] and not already_pre_mark then + already_pre_mark=true + elseif above_mark[v] and not already_above_mark then + already_above_mark=true + elseif below_mark[v] and not already_below_mark then + already_below_mark=true + elseif post_mark[v] and not already_post_mark then + already_post_mark=true + else + return c + end + end + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if nukta[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if halant[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + end + if vowel_modifier[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + c=n + n=getnext(c) + if not n then + return c + end + v=ischar(n,font) + if not v then + return c + end + end + if stress_tone_mark[v] then + return n + else + return c + end +end +local function method_one(head,font,attr) + local current=head + local start=true + local done=false + local nbspaces=0 + local syllabe=0 + while current do + local char=ischar(current,font) + if char then + done=true + local syllablestart=current + local syllableend=nil + local c=current + local n=getnext(c) + local first=char + if n and ra[first] then + local second=ischar(n,font) + if second and halant[second] then + local n=getnext(n) + if n then + local third=ischar(n,font) + if third then + c=n + first=third + end + end + end + end + local standalone=first==c_nbsp + if standalone then + local prev=getprev(current) + if prev then + local prevchar=ischar(prev,font) + if not prevchar then + elseif not separator[prevchar] then + else + standalone=false + end + else + end + end + if standalone then + local syllableend=analyze_next_chars_one(c,font,2) + current=getnext(syllableend) + if syllablestart~=syllableend then + head,current,nbspaces=reorder_one(head,syllablestart,syllableend,font,attr,nbspaces) + current=getnext(current) + end + else + if consonant[char] then + local prevc=true + while prevc do + prevc=false + local n=getnext(current) + if not n then + break + end + local v=ischar(n,font) + if not v then + break + end + if nukta[v] then + n=getnext(n) + if not n then + break + end + v=ischar(n,font) + if not v then + break + end + end + if halant[v] then + n=getnext(n) + if not n then + break + end + v=ischar(n,font) + if not v then + break + end + if v==c_zwnj or v==c_zwj then + n=getnext(n) + if not n then + break + end + v=ischar(n,font) + if not v then + break + end + end + if consonant[v] then + prevc=true + current=n + end + end + end + local n=getnext(current) + if n then + local v=ischar(n,font) + if v and nukta[v] then + current=n + n=getnext(current) + end + end + syllableend=current + current=n + if current then + local v=ischar(current,font) + if not v then + elseif halant[v] then + local n=getnext(current) + if n then + local v=ischar(n,font) + if v and zw_char[v] then + syllableend=n + current=getnext(n) + else + syllableend=current + current=n + end + else + syllableend=current + current=n + end + else + if dependent_vowel[v] then + syllableend=current + current=getnext(current) + v=ischar(current,font) + end + if v and vowel_modifier[v] then + syllableend=current + current=getnext(current) + v=ischar(current,font) + end + if v and stress_tone_mark[v] then + syllableend=current + current=getnext(current) + end + end + end + if syllablestart~=syllableend then + if syllableend then + syllabe=syllabe+1 + local c=syllablestart + local n=getnext(syllableend) + while c~=n do + setprop(c,a_syllabe,syllabe) + c=getnext(c) + end + end + head,current,nbspaces=reorder_one(head,syllablestart,syllableend,font,attr,nbspaces) + current=getnext(current) + end + elseif independent_vowel[char] then + syllableend=current + current=getnext(current) + if current then + local v=ischar(current,font) + if v then + if vowel_modifier[v] then + syllableend=current + current=getnext(current) + v=ischar(current,font) + end + if v and stress_tone_mark[v] then + syllableend=current + current=getnext(current) + end + end + end + else + if show_syntax_errors then + local mark=mark_four[char] + if mark then + head,current=inject_syntax_error(head,current,char) + end + end + current=getnext(current) + end + end + else + current=getnext(current) + end + start=false + end + if nbspaces>0 then + head=replace_all_nbsp(head) + end + current=head + local n=0 + while current do + local char=ischar(current,font) + if char then + if n==0 and not getprop(current,a_state) then + setprop(current,a_state,s_init) + end + n=n+1 + else + n=0 + end + current=getnext(current) + end + return head,done +end +local function method_two(head,font,attr) + local current=head + local start=true + local done=false + local syllabe=0 + local nbspaces=0 + while current do + local syllablestart=nil + local syllableend=nil + local char=ischar(current,font) + if char then + done=true + syllablestart=current + local c=current + local n=getnext(current) + if n and ra[char] then + local nextchar=ischar(n,font) + if nextchar and halant[nextchar] then + local n=getnext(n) + if n then + local nextnextchar=ischar(n,font) + if nextnextchar then + c=n + char=nextnextchar + end + end + end + end + if independent_vowel[char] then + current=analyze_next_chars_one(c,font,1) + syllableend=current + else + local standalone=char==c_nbsp + if standalone then + nbspaces=nbspaces+1 + local p=getprev(current) + if not p then + elseif ischar(p,font) then + elseif not separator[getchar(p)] then + else + standalone=false + end + end + if standalone then + current=analyze_next_chars_one(c,font,2) + syllableend=current + elseif consonant[getchar(current)] then + current=analyze_next_chars_two(current,font) + syllableend=current + end + end + end + if syllableend then + syllabe=syllabe+1 + local c=syllablestart + local n=getnext(syllableend) + while c~=n do + setprop(c,a_syllabe,syllabe) + c=getnext(c) + end + end + if syllableend and syllablestart~=syllableend then + head,current,nbspaces=reorder_two(head,syllablestart,syllableend,font,attr,nbspaces) + end + if not syllableend and show_syntax_errors then + local char=ischar(current,font) + if char and not getprop(current,a_state) then + local mark=mark_four[char] + if mark then + head,current=inject_syntax_error(head,current,char) + end + end + end + start=false + current=getnext(current) + end + if nbspaces>0 then + head=replace_all_nbsp(head) + end + current=head + local n=0 + while current do + local char=ischar(current,font) + if char then + if n==0 and not getprop(current,a_state) then + setprop(current,a_state,s_init) + end + n=n+1 + else + n=0 + end + current=getnext(current) + end + return head,done +end +for i=1,nofscripts do + methods[scripts_one[i]]=method_one + methods[scripts_two[i]]=method_two +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-osd”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ocl” ba40df1a92b9b42a5c70d20c28f44759] --- + +if not modules then modules={} end modules ['font-ocl']={ + 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" +} +if CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 then + return +end +local tostring,tonumber,next=tostring,tonumber,next +local round,max=math.round,math.round +local gsub,find=string.gsub,string.find +local sortedkeys,sortedhash,concat=table.sortedkeys,table.sortedhash,table.concat +local setmetatableindex=table.setmetatableindex +local formatters=string.formatters +local tounicode=fonts.mappings.tounicode +local helpers=fonts.helpers +local charcommand=helpers.commands.char +local rightcommand=helpers.commands.right +local leftcommand=helpers.commands.left +local downcommand=helpers.commands.down +local otf=fonts.handlers.otf +local otfregister=otf.features.register +local f_color=formatters["%.3f %.3f %.3f rg"] +local f_gray=formatters["%.3f g"] +if context then + local startactualtext=nil + local stopactualtext=nil + function otf.getactualtext(s) + if not startactualtext then + startactualtext=backends.codeinjections.startunicodetoactualtextdirect + stopactualtext=backends.codeinjections.stopunicodetoactualtextdirect + end + return startactualtext(s),stopactualtext() + end +else + local tounicode=fonts.mappings.tounicode16 + function otf.getactualtext(s) + return + "/Span << /ActualText <feff"..s.."> >> BDC", + "EMC" + end +end +local sharedpalettes={} +local hash=setmetatableindex(function(t,k) + local v={ "pdf","direct",k } + t[k]=v + return v +end) +if context then + local colors=attributes.list[attributes.private('color')] or {} + local transparencies=attributes.list[attributes.private('transparency')] or {} + function otf.registerpalette(name,values) + sharedpalettes[name]=values + local color=lpdf.color + local transparency=lpdf.transparency + local register=colors.register + for i=1,#values do + local v=values[i] + if v=="textcolor" then + values[i]=false + else + local c=nil + local t=nil + if type(v)=="table" then + c=register(name,"rgb", + max(round((v.r or 0)*255),255)/255, + max(round((v.g or 0)*255),255)/255, + max(round((v.b or 0)*255),255)/255 + ) + else + c=colors[v] + t=transparencies[v] + end + if c and t then + values[i]=hash[color(1,c).." "..transparency(t)] + elseif c then + values[i]=hash[color(1,c)] + elseif t then + values[i]=hash[color(1,t)] + end + end + end + end +else + function otf.registerpalette(name,values) + sharedpalettes[name]=values + for i=1,#values do + local v=values[i] + if v then + values[i]=hash[f_color( + max(round((v.r or 0)*255),255)/255, + max(round((v.g or 0)*255),255)/255, + max(round((v.b or 0)*255),255)/255 + )] + end + end + end +end +local function convert(t,k) + local v={} + for i=1,#k do + local p=k[i] + local r,g,b=p[1],p[2],p[3] + if r==g and g==b then + v[i]=hash[f_gray(r/255)] + else + v[i]=hash[f_color(r/255,g/255,b/255)] + end + end + t[k]=v + return v +end +local start={ "pdf","mode","font" } +local push={ "pdf","page","q" } +local pop={ "pdf","page","Q" } +local function initializeoverlay(tfmdata,kind,value) + if value then + local resources=tfmdata.resources + local palettes=resources.colorpalettes + if palettes then + local converted=resources.converted + if not converted then + converted=setmetatableindex(convert) + resources.converted=converted + end + local colorvalues=sharedpalettes[value] + local default=false + if colorvalues then + default=colorvalues[#colorvalues] + else + colorvalues=converted[palettes[tonumber(value) or 1] or palettes[1]] or {} + end + local classes=#colorvalues + if classes==0 then + return + end + local characters=tfmdata.characters + local descriptions=tfmdata.descriptions + local properties=tfmdata.properties + properties.virtualized=true + tfmdata.fonts={ + { id=0 } + } + local getactualtext=otf.getactualtext + local b,e=getactualtext(tounicode(0xFFFD)) + local actualb={ "pdf","page",b } + local actuale={ "pdf","page",e } + for unicode,character in next,characters do + local description=descriptions[unicode] + if description then + local colorlist=description.colors + if colorlist then + local u=description.unicode or characters[unicode].unicode + local w=character.width or 0 + local s=#colorlist + local goback=w~=0 and leftcommand[w] or nil + local t={ + not u and actualb or { "pdf","page",(getactualtext(tounicode(u))) }, + push, + } + local n=2 + local l=nil + for i=1,s do + local entry=colorlist[i] + local v=colorvalues[entry.class] or default + if v and l~=v then + n=n+1 t[n]=v + l=v + end + n=n+1 t[n]=charcommand[entry.slot] + if s>1 and i<s and goback then + n=n+1 t[n]=goback + end + end + n=n+1 t[n]=pop + n=n+1 t[n]=actuale + character.commands=t + end + end + end + return true + end + end +end +otfregister { + name="colr", + description="color glyphs", + manipulators={ + base=initializeoverlay, + node=initializeoverlay, + } +} +do + local nofstreams=0 + local f_name=formatters[ [[pdf-glyph-%05i]] ] + local f_used=context and formatters[ [[original:///%s]] ] or formatters[ [[%s]] ] + local hashed={} + local cache={} + local openpdf=pdfe.new + function otf.storepdfdata(pdf) + local done=hashed[pdf] + if not done then + nofstreams=nofstreams+1 + local f=f_name(nofstreams) + local n=openpdf(pdf,#pdf,f) + done=f_used(n) + hashed[pdf]=done + end + return done + end +end +local function pdftovirtual(tfmdata,pdfshapes,kind) + if not tfmdata or not pdfshapes or not kind then + return + end + local characters=tfmdata.characters + local properties=tfmdata.properties + local parameters=tfmdata.parameters + local hfactor=parameters.hfactor + properties.virtualized=true + tfmdata.fonts={ + { id=0 } + } + local getactualtext=otf.getactualtext + local storepdfdata=otf.storepdfdata + local b,e=getactualtext(tounicode(0xFFFD)) + local actualb={ "pdf","page",b } + local actuale={ "pdf","page",e } + local vfimage=lpdf and lpdf.vfimage or function(wd,ht,dp,data,name) + local name=storepdfdata(data) + return { "image",{ filename=name,width=wd,height=ht,depth=dp } } + end + for unicode,character in sortedhash(characters) do + local index=character.index + if index then + local pdf=pdfshapes[index] + local typ=type(pdf) + local data=nil + local dx=nil + local dy=nil + local scale=1 + if typ=="table" then + data=pdf.data + dx=pdf.x or pdf.dx or 0 + dy=pdf.y or pdf.dy or 0 + scale=pdf.scale or 1 + elseif typ=="string" then + data=pdf + dx=0 + dy=0 + elseif typ=="number" then + data=pdf + dx=0 + dy=0 + end + if data then + local bt=unicode and getactualtext(unicode) + local wd=character.width or 0 + local ht=character.height or 0 + local dp=character.depth or 0 + character.commands={ + not unicode and actualb or { "pdf","page",(getactualtext(unicode)) }, + downcommand [dp+dy*hfactor], + rightcommand[ dx*hfactor], + vfimage(scale*wd,ht,dp,data,pdfshapes.filename or ""), + actuale, + } + character[kind]=true + end + end + end +end +local otfsvg=otf.svg or {} +otf.svg=otfsvg +otf.svgenabled=true +do + local report_svg=logs.reporter("fonts","svg conversion") + local loaddata=io.loaddata + local savedata=io.savedata + local remove=os.remove + if context and xml.convert then + local xmlconvert=xml.convert + local xmlfirst=xml.first + function otfsvg.filterglyph(entry,index) + local svg=xmlconvert(entry.data) + local root=svg and xmlfirst(svg,"/svg[@id='glyph"..index.."']") + local data=root and tostring(root) + return data + end + else + function otfsvg.filterglyph(entry,index) + return entry.data + end + end + local runner=sandbox and sandbox.registerrunner { + name="otfsvg", + program="inkscape", + method="pipeto", + template="--export-area-drawing --shell > temp-otf-svg-shape.log", + reporter=report_svg, + } + if not runner then + runner=function() + return io.popen("inkscape --export-area-drawing --shell > temp-otf-svg-shape.log","w") + end + end + function otfsvg.topdf(svgshapes,tfmdata) + local pdfshapes={} + local inkscape=runner() + if inkscape then + local indices=fonts.getindices(tfmdata) + local descriptions=tfmdata.descriptions + local nofshapes=#svgshapes + local f_svgfile=formatters["temp-otf-svg-shape-%i.svg"] + local f_pdffile=formatters["temp-otf-svg-shape-%i.pdf"] + local f_convert=formatters["%s --export-pdf=%s\n"] + local filterglyph=otfsvg.filterglyph + local nofdone=0 + local processed={} + report_svg("processing %i svg containers",nofshapes) + statistics.starttiming() + for i=1,nofshapes do + local entry=svgshapes[i] + for index=entry.first,entry.last do + local data=filterglyph(entry,index) + if data and data~="" then + local svgfile=f_svgfile(index) + local pdffile=f_pdffile(index) + savedata(svgfile,data) + inkscape:write(f_convert(svgfile,pdffile)) + processed[index]=true + nofdone=nofdone+1 + if nofdone%25==0 then + report_svg("%i shapes submitted",nofdone) + end + end + end + end + if nofdone%25~=0 then + report_svg("%i shapes submitted",nofdone) + end + report_svg("processing can be going on for a while") + inkscape:write("quit\n") + inkscape:close() + report_svg("processing %i pdf results",nofshapes) + for index in next,processed do + local svgfile=f_svgfile(index) + local pdffile=f_pdffile(index) + local pdfdata=loaddata(pdffile) + if pdfdata and pdfdata~="" then + pdfshapes[index]={ + data=pdfdata, + } + end + remove(svgfile) + remove(pdffile) + end + local characters=tfmdata.characters + for k,v in next,characters do + local d=descriptions[k] + local i=d.index + if i then + local p=pdfshapes[i] + if p then + local w=d.width + local l=d.boundingbox[1] + local r=d.boundingbox[3] + p.scale=(r-l)/w + p.x=l + end + end + end + if not next(pdfshapes) then + report_svg("there are no converted shapes, fix your setup") + end + statistics.stoptiming() + if statistics.elapsedseconds then + report_svg("svg conversion time %s",statistics.elapsedseconds() or "-") + end + end + return pdfshapes + end +end +local function initializesvg(tfmdata,kind,value) + if value and otf.svgenabled then + local svg=tfmdata.properties.svg + local hash=svg and svg.hash + local timestamp=svg and svg.timestamp + if not hash then + return + end + local pdffile=containers.read(otf.pdfcache,hash) + local pdfshapes=pdffile and pdffile.pdfshapes + if not pdfshapes or pdffile.timestamp~=timestamp or not next(pdfshapes) then + local svgfile=containers.read(otf.svgcache,hash) + local svgshapes=svgfile and svgfile.svgshapes + pdfshapes=svgshapes and otfsvg.topdf(svgshapes,tfmdata,otf.pdfcache.writable,hash) or {} + containers.write(otf.pdfcache,hash,{ + pdfshapes=pdfshapes, + timestamp=timestamp, + }) + end + pdftovirtual(tfmdata,pdfshapes,"svg") + return true + end +end +otfregister { + name="svg", + description="svg glyphs", + manipulators={ + base=initializesvg, + node=initializesvg, + } +} +local otfpng=otf.png or {} +otf.png=otfpng +otf.pngenabled=true +do + local report_png=logs.reporter("fonts","png conversion") + local loaddata=io.loaddata + local savedata=io.savedata + local remove=os.remove + local runner=sandbox and sandbox.registerrunner { + name="otfpng", + program="gm", + template="convert -quality 100 temp-otf-png-shape.png temp-otf-png-shape.pdf > temp-otf-svg-shape.log", + } + if not runner then + runner=function() + return os.execute("gm convert -quality 100 temp-otf-png-shape.png temp-otf-png-shape.pdf > temp-otf-svg-shape.log") + end + end + function otfpng.topdf(pngshapes) + local pdfshapes={} + local pngfile="temp-otf-png-shape.png" + local pdffile="temp-otf-png-shape.pdf" + local nofdone=0 + local indices=sortedkeys(pngshapes) + local nofindices=#indices + report_png("processing %i png containers",nofindices) + statistics.starttiming() + for i=1,nofindices do + local index=indices[i] + local entry=pngshapes[index] + local data=entry.data + local x=entry.x + local y=entry.y + savedata(pngfile,data) + runner() + pdfshapes[index]={ + x=x~=0 and x or nil, + y=y~=0 and y or nil, + data=loaddata(pdffile), + } + nofdone=nofdone+1 + if nofdone%100==0 then + report_png("%i shapes processed",nofdone) + end + end + report_png("processing %i pdf results",nofindices) + remove(pngfile) + remove(pdffile) + statistics.stoptiming() + if statistics.elapsedseconds then + report_png("png conversion time %s",statistics.elapsedseconds() or "-") + end + return pdfshapes + end +end +local function initializepng(tfmdata,kind,value) + if value and otf.pngenabled then + local png=tfmdata.properties.png + local hash=png and png.hash + local timestamp=png and png.timestamp + if not hash then + return + end + local pdffile=containers.read(otf.pdfcache,hash) + local pdfshapes=pdffile and pdffile.pdfshapes + if not pdfshapes or pdffile.timestamp~=timestamp then + local pngfile=containers.read(otf.pngcache,hash) + local pngshapes=pngfile and pngfile.pngshapes + pdfshapes=pngshapes and otfpng.topdf(pngshapes) or {} + containers.write(otf.pdfcache,hash,{ + pdfshapes=pdfshapes, + timestamp=timestamp, + }) + end + pdftovirtual(tfmdata,pdfshapes,"png") + return true + end +end +otfregister { + name="sbix", + description="sbix glyphs", + manipulators={ + base=initializepng, + node=initializepng, + } +} +otfregister { + name="cblc", + description="cblc glyphs", + manipulators={ + base=initializepng, + node=initializepng, + } +} +if context then + local function initializecolor(tfmdata,kind,value) + if value=="auto" then + return + initializeoverlay(tfmdata,kind,value) or + initializesvg(tfmdata,kind,value) or + initializepng(tfmdata,kind,value) + elseif value=="overlay" then + return initializeoverlay(tfmdata,kind,value) + elseif value=="svg" then + return initializesvg(tfmdata,kind,value) + elseif value=="png" or value=="bitmap" then + return initializepng(tfmdata,kind,value) + else + end + end + otfregister { + name="color", + description="color glyphs", + manipulators={ + base=initializecolor, + node=initializecolor, + } + } +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-ocl”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otc” 1204a2fdc436e644127c0aa38ab69607] --- + +if not modules then modules={} end modules ['font-otc']={ + 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 insert,sortedkeys,sortedhash,tohash=table.insert,table.sortedkeys,table.sortedhash,table.tohash +local type,next,tonumber=type,next,tonumber +local lpegmatch=lpeg.match +local utfbyte,utflen=utf.byte,utf.len +local sortedhash=table.sortedhash +local trace_loading=false trackers.register("otf.loading",function(v) trace_loading=v end) +local report_otf=logs.reporter("fonts","otf loading") +local fonts=fonts +local otf=fonts.handlers.otf +local registerotffeature=otf.features.register +local setmetatableindex=table.setmetatableindex +local fonthelpers=fonts.helpers +local checkmerge=fonthelpers.checkmerge +local checkflags=fonthelpers.checkflags +local checksteps=fonthelpers.checksteps +local normalized={ + substitution="substitution", + single="substitution", + ligature="ligature", + alternate="alternate", + multiple="multiple", + kern="kern", + pair="pair", + single="single", + chainsubstitution="chainsubstitution", + chainposition="chainposition", +} +local types={ + substitution="gsub_single", + ligature="gsub_ligature", + alternate="gsub_alternate", + multiple="gsub_multiple", + kern="gpos_pair", + pair="gpos_pair", + single="gpos_single", + chainsubstitution="gsub_contextchain", + chainposition="gpos_contextchain", +} +local names={ + gsub_single="gsub", + gsub_multiple="gsub", + gsub_alternate="gsub", + gsub_ligature="gsub", + gsub_context="gsub", + gsub_contextchain="gsub", + gsub_reversecontextchain="gsub", + gpos_single="gpos", + gpos_pair="gpos", + gpos_cursive="gpos", + gpos_mark2base="gpos", + gpos_mark2ligature="gpos", + gpos_mark2mark="gpos", + gpos_context="gpos", + gpos_contextchain="gpos", +} +setmetatableindex(types,function(t,k) t[k]=k return k end) +local everywhere={ ["*"]={ ["*"]=true } } +local noflags={ false,false,false,false } +local function getrange(sequences,category) + local count=#sequences + local first=nil + local last=nil + for i=1,count do + local t=sequences[i].type + if t and names[t]==category then + if not first then + first=i + end + last=i + end + end + return first or 1,last or count +end +local function validspecification(specification,name) + local dataset=specification.dataset + if dataset then + elseif specification[1] then + dataset=specification + specification={ dataset=dataset } + else + dataset={ { data=specification.data } } + specification.data=nil + specification.dataset=dataset + end + local first=dataset[1] + if first then + first=first.data + end + if not first then + report_otf("invalid feature specification, no dataset") + return + end + if type(name)~="string" then + name=specification.name or first.name + end + if type(name)~="string" then + report_otf("invalid feature specification, no name") + return + end + local n=#dataset + if n>0 then + for i=1,n do + setmetatableindex(dataset[i],specification) + end + return specification,name + end +end +local function addfeature(data,feature,specifications) + if not specifications then + report_otf("missing specification") + return + end + local descriptions=data.descriptions + local resources=data.resources + local features=resources.features + local sequences=resources.sequences + if not features or not sequences then + report_otf("missing specification") + return + end + local alreadydone=resources.alreadydone + if not alreadydone then + alreadydone={} + resources.alreadydone=alreadydone + end + if alreadydone[specifications] then + return + else + alreadydone[specifications]=true + end + local fontfeatures=resources.features or everywhere + local unicodes=resources.unicodes + local splitter=lpeg.splitter(" ",unicodes) + local done=0 + local skip=0 + local aglunicodes=false + local privateslot=fonthelpers.privateslot + local specifications=validspecification(specifications,feature) + if not specifications then + return + end + local p=lpeg.P("P")*(lpeg.patterns.hexdigit^1/function(s) return tonumber(s,16) end)*lpeg.P(-1) + local function tounicode(code) + if not code then + return + end + if type(code)=="number" then + return code + end + local u=unicodes[code] + if u then + return u + end + if utflen(code)==1 then + u=utfbyte(code) + if u then + return u + end + end + if privateslot then + u=privateslot(code) + if u then + return u + end + end + local u=lpegmatch(p,code) + if u then + return u + end + if not aglunicodes then + aglunicodes=fonts.encodings.agl.unicodes + end + local u=aglunicodes[code] + if u then + return u + end + end + local coverup=otf.coverup + local coveractions=coverup.actions + local stepkey=coverup.stepkey + local register=coverup.register + local function prepare_substitution(list,featuretype,nocheck) + local coverage={} + local cover=coveractions[featuretype] + for code,replacement in next,list do + local unicode=tounicode(code) + local description=descriptions[unicode] + if not nocheck and not description then + skip=skip+1 + else + if type(replacement)=="table" then + replacement=replacement[1] + end + replacement=tounicode(replacement) + if replacement and (nocheck or descriptions[replacement]) then + cover(coverage,unicode,replacement) + done=done+1 + else + skip=skip+1 + end + end + end + return coverage + end + local function prepare_alternate(list,featuretype,nocheck) + local coverage={} + local cover=coveractions[featuretype] + for code,replacement in next,list do + local unicode=tounicode(code) + local description=descriptions[unicode] + if not nocheck and not description then + skip=skip+1 + elseif type(replacement)=="table" then + local r={} + for i=1,#replacement do + local u=tounicode(replacement[i]) + r[i]=(nocheck or descriptions[u]) and u or unicode + end + cover(coverage,unicode,r) + done=done+1 + else + local u=tounicode(replacement) + if u then + cover(coverage,unicode,{ u }) + done=done+1 + else + skip=skip+1 + end + end + end + return coverage + end + local function prepare_multiple(list,featuretype,nocheck) + local coverage={} + local cover=coveractions[featuretype] + for code,replacement in next,list do + local unicode=tounicode(code) + local description=descriptions[unicode] + if not nocheck and not description then + skip=skip+1 + elseif type(replacement)=="table" then + local r={} + local n=0 + for i=1,#replacement do + local u=tounicode(replacement[i]) + if nocheck or descriptions[u] then + n=n+1 + r[n]=u + end + end + if n>0 then + cover(coverage,unicode,r) + done=done+1 + else + skip=skip+1 + end + else + local u=tounicode(replacement) + if u then + cover(coverage,unicode,{ u }) + done=done+1 + else + skip=skip+1 + end + end + end + return coverage + end + local function prepare_ligature(list,featuretype,nocheck) + local coverage={} + local cover=coveractions[featuretype] + for code,ligature in next,list do + local unicode=tounicode(code) + local description=descriptions[unicode] + if not nocheck and not description then + skip=skip+1 + else + if type(ligature)=="string" then + ligature={ lpegmatch(splitter,ligature) } + end + local present=true + for i=1,#ligature do + local l=ligature[i] + local u=tounicode(l) + if nocheck or descriptions[u] then + ligature[i]=u + else + present=false + break + end + end + if present then + cover(coverage,unicode,ligature) + done=done+1 + else + skip=skip+1 + end + end + end + return coverage + end + local function resetspacekerns() + data.properties.hasspacekerns=true + data.resources .spacekerns=nil + end + local function prepare_kern(list,featuretype) + local coverage={} + local cover=coveractions[featuretype] + local isspace=false + for code,replacement in next,list do + local unicode=tounicode(code) + local description=descriptions[unicode] + if description and type(replacement)=="table" then + local r={} + for k,v in next,replacement do + local u=tounicode(k) + if u then + r[u]=v + if u==32 then + isspace=true + end + end + end + if next(r) then + cover(coverage,unicode,r) + done=done+1 + if unicode==32 then + isspace=true + end + else + skip=skip+1 + end + else + skip=skip+1 + end + end + if isspace then + resetspacekerns() + end + return coverage + end + local function prepare_pair(list,featuretype) + local coverage={} + local cover=coveractions[featuretype] + if cover then + for code,replacement in next,list do + local unicode=tounicode(code) + local description=descriptions[unicode] + if description and type(replacement)=="table" then + local r={} + for k,v in next,replacement do + local u=tounicode(k) + if u then + r[u]=v + if u==32 then + isspace=true + end + end + end + if next(r) then + cover(coverage,unicode,r) + done=done+1 + if unicode==32 then + isspace=true + end + else + skip=skip+1 + end + else + skip=skip+1 + end + end + if isspace then + resetspacekerns() + end + else + report_otf("unknown cover type %a",featuretype) + end + return coverage + end + local prepare_single=prepare_pair + local function prepare_chain(list,featuretype,sublookups) + local rules=list.rules + local coverage={} + if rules then + local rulehash={} + local rulesize=0 + local lookuptype=types[featuretype] + 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 or false + 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 + local lookups=rule.lookups or false + local subtype=nil + if lookups and sublookups then + for k,v in sortedhash(lookups) do + local t=type(v) + if t=="table" then + for i=1,#v do + local vi=v[i] + if type(vi)~="table" then + v[i]={ vi } + end + end + elseif t=="number" then + local lookup=sublookups[v] + if lookup then + lookups[k]={ lookup } + if not subtype then + subtype=lookup.type + end + elseif v==0 then + lookups[k]={ { type="gsub_remove" } } + else + lookups[k]=false + end + else + lookups[k]=false + end + end + end + if nofsequences>0 then + local hashed={} + for i=1,nofsequences do + local t={} + local s=sequence[i] + for i=1,#s do + local u=tounicode(s[i]) + if u then + t[u]=true + end + end + hashed[i]=t + end + sequence=hashed + rulesize=rulesize+1 + rulehash[rulesize]={ + nofrules, + lookuptype, + sequence, + start, + stop, + lookups, + replacements, + subtype, + } + for unic in sortedhash(sequence[start]) do + local cu=coverage[unic] + if not cu then + coverage[unic]=rulehash + end + end + sequence.n=nofsequences + end + end + rulehash.n=rulesize + end + return coverage + end + local dataset=specifications.dataset + local function report(name,category,position,first,last,sequences) + report_otf("injecting name %a of category %a at position %i in [%i,%i] of [%i,%i]", + name,category,position,first,last,1,#sequences) + end + local function inject(specification,sequences,sequence,first,last,category,name) + local position=specification.position or false + if not position then + position=specification.prepend + if position==true then + if trace_loading then + report(name,category,first,first,last,sequences) + end + insert(sequences,first,sequence) + return + end + end + if not position then + position=specification.append + if position==true then + if trace_loading then + report(name,category,last+1,first,last,sequences) + end + insert(sequences,last+1,sequence) + return + end + end + local kind=type(position) + if kind=="string" then + local index=false + for i=first,last do + local s=sequences[i] + local f=s.features + if f then + for k in sortedhash(f) do + if k==position then + index=i + break + end + end + if index then + break + end + end + end + if index then + position=index + else + position=last+1 + end + elseif kind=="number" then + if position<0 then + position=last-position+1 + end + if position>last then + position=last+1 + elseif position<first then + position=first + end + else + position=last+1 + end + if trace_loading then + report(name,category,position,first,last,sequences) + end + insert(sequences,position,sequence) + end + for s=1,#dataset do + local specification=dataset[s] + local valid=specification.valid + local feature=specification.name or feature + if not feature or feature=="" then + report_otf("no valid name given for extra feature") + elseif not valid or valid(data,specification,feature) then + local initialize=specification.initialize + if initialize then + specification.initialize=initialize(specification,data) and initialize or nil + end + local askedfeatures=specification.features or everywhere + local askedsteps=specification.steps or specification.subtables or { specification.data } or {} + local featuretype=normalized[specification.type or "substitution"] or "substitution" + local featureflags=specification.flags or noflags + local nocheck=specification.nocheck + local featureorder=specification.order or { feature } + local featurechain=(featuretype=="chainsubstitution" or featuretype=="chainposition") and 1 or 0 + local nofsteps=0 + local steps={} + local sublookups=specification.lookups + local category=nil + checkflags(specification,resources) + if sublookups then + local s={} + for i=1,#sublookups do + local specification=sublookups[i] + local askedsteps=specification.steps or specification.subtables or { specification.data } or {} + local featuretype=normalized[specification.type or "substitution"] or "substitution" + local featureflags=specification.flags or noflags + local nofsteps=0 + local steps={} + for i=1,#askedsteps do + local list=askedsteps[i] + local coverage=nil + local format=nil + if featuretype=="substitution" then + coverage=prepare_substitution(list,featuretype,nocheck) + elseif featuretype=="ligature" then + coverage=prepare_ligature(list,featuretype,nocheck) + elseif featuretype=="alternate" then + coverage=prepare_alternate(list,featuretype,nocheck) + elseif featuretype=="multiple" then + coverage=prepare_multiple(list,featuretype,nocheck) + elseif featuretype=="kern" or featuretype=="move" then + format=featuretype + coverage=prepare_kern(list,featuretype) + elseif featuretype=="pair" then + format="pair" + coverage=prepare_pair(list,featuretype) + elseif featuretype=="single" then + format="single" + coverage=prepare_single(list,featuretype) + end + if coverage and next(coverage) then + nofsteps=nofsteps+1 + steps[nofsteps]=register(coverage,featuretype,format,feature,nofsteps,descriptions,resources) + end + end + checkmerge(specification) + checksteps(specification) + s[i]={ + [stepkey]=steps, + nofsteps=nofsteps, + flags=featureflags, + type=types[featuretype], + } + end + sublookups=s + end + for i=1,#askedsteps do + local list=askedsteps[i] + local coverage=nil + local format=nil + if featuretype=="substitution" then + category="gsub" + coverage=prepare_substitution(list,featuretype,nocheck) + elseif featuretype=="ligature" then + category="gsub" + coverage=prepare_ligature(list,featuretype,nocheck) + elseif featuretype=="alternate" then + category="gsub" + coverage=prepare_alternate(list,featuretype,nocheck) + elseif featuretype=="multiple" then + category="gsub" + coverage=prepare_multiple(list,featuretype,nocheck) + elseif featuretype=="kern" or featuretype=="move" then + category="gpos" + format=featuretype + coverage=prepare_kern(list,featuretype) + elseif featuretype=="pair" then + category="gpos" + format="pair" + coverage=prepare_pair(list,featuretype) + elseif featuretype=="single" then + category="gpos" + format="single" + coverage=prepare_single(list,featuretype) + elseif featuretype=="chainsubstitution" then + category="gsub" + coverage=prepare_chain(list,featuretype,sublookups) + elseif featuretype=="chainposition" then + category="gpos" + coverage=prepare_chain(list,featuretype,sublookups) + else + report_otf("not registering feature %a, unknown category",feature) + return + end + if coverage and next(coverage) then + nofsteps=nofsteps+1 + steps[nofsteps]=register(coverage,featuretype,format,feature,nofsteps,descriptions,resources) + end + end + if nofsteps>0 then + for k,v in next,askedfeatures do + if v[1] then + askedfeatures[k]=tohash(v) + end + end + if featureflags[1] then featureflags[1]="mark" end + if featureflags[2] then featureflags[2]="ligature" end + if featureflags[3] then featureflags[3]="base" end + local steptype=types[featuretype] + local sequence={ + chain=featurechain, + features={ [feature]=askedfeatures }, + flags=featureflags, + name=feature, + order=featureorder, + [stepkey]=steps, + nofsteps=nofsteps, + type=steptype, + } + checkflags(sequence,resources) + checkmerge(sequence) + checksteps(sequence) + local first,last=getrange(sequences,category) + inject(specification,sequences,sequence,first,last,category,feature) + local features=fontfeatures[category] + if not features then + features={} + fontfeatures[category]=features + end + local k=features[feature] + if not k then + k={} + features[feature]=k + end + for script,languages in next,askedfeatures do + local kk=k[script] + if not kk then + kk={} + k[script]=kk + end + for language,value in next,languages do + kk[language]=value + end + end + end + end + end + if trace_loading then + report_otf("registering feature %a, affected glyphs %a, skipped glyphs %a",feature,done,skip) + end +end +otf.enhancers.addfeature=addfeature +local extrafeatures={} +local knownfeatures={} +function otf.addfeature(name,specification) + if type(name)=="table" then + specification=name + end + if type(specification)~="table" then + report_otf("invalid feature specification, no valid table") + return + end + specification,name=validspecification(specification,name) + if name and specification then + local slot=knownfeatures[name] + if not slot then + slot=#extrafeatures+1 + knownfeatures[name]=slot + elseif specification.overload==false then + slot=#extrafeatures+1 + knownfeatures[name]=slot + else + end + specification.name=name + extrafeatures[slot]=specification + end +end +local function enhance(data,filename,raw) + for slot=1,#extrafeatures do + local specification=extrafeatures[slot] + addfeature(data,specification.name,specification) + end +end +otf.enhancers.enhance=enhance +otf.enhancers.register("check extra features",enhance) + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-otc”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-onr” d4d2449b4084e6afb1837ae5835082cc] --- + +if not modules then modules={} end modules ['font-onr']={ + 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,resolvers=fonts,logs,trackers,resolvers +local next,type,tonumber,rawget,rawset=next,type,tonumber,rawget,rawset +local match,lower,gsub,strip,find=string.match,string.lower,string.gsub,string.strip,string.find +local char,byte,sub=string.char,string.byte,string.sub +local abs=math.abs +local bxor,rshift=bit32.bxor,bit32.rshift +local P,S,R,V,Cmt,C,Ct,Cs,Carg,Cf,Cg,Cc=lpeg.P,lpeg.S,lpeg.R,lpeg.V,lpeg.Cmt,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.Carg,lpeg.Cf,lpeg.Cg,lpeg.Cc +local lpegmatch,patterns=lpeg.match,lpeg.patterns +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 report_afm=logs.reporter("fonts","afm loading") +local report_pfb=logs.reporter("fonts","pfb loading") +local handlers=fonts.handlers +local afm=handlers.afm or {} +handlers.afm=afm +local readers=afm.readers or {} +afm.readers=readers +afm.version=1.513 +local get_indexes,get_shapes +do + local decrypt + do + local r,c1,c2,n=0,0,0,0 + local function step(c) + local cipher=byte(c) + local plain=bxor(cipher,rshift(r,8)) + r=((cipher+r)*c1+c2)%65536 + return char(plain) + end + decrypt=function(binary,initial,seed) + r,c1,c2,n=initial,52845,22719,seed + binary=gsub(binary,".",step) + return sub(binary,n+1) + end + end + local charstrings=P("/CharStrings") + local subroutines=P("/Subrs") + local encoding=P("/Encoding") + local dup=P("dup") + local put=P("put") + local array=P("array") + local name=P("/")*C((R("az","AZ","09")+S("-_."))^1) + local digits=R("09")^1 + local cardinal=digits/tonumber + local spaces=P(" ")^1 + local spacing=patterns.whitespace^0 + local routines,vector,chars,n,m + local initialize=function(str,position,size) + n=0 + m=size + return position+1 + end + local setroutine=function(str,position,index,size,filename) + if routines[index] then + return false + end + local forward=position+size + local stream=decrypt(sub(str,position+1,forward),4330,4) + routines[index]={ byte(stream,1,#stream) } + n=n+1 + if n>=m then + return #str + end + return forward+1 + end + local setvector=function(str,position,name,size,filename) + local forward=position+tonumber(size) + if n>=m then + return #str + elseif forward<#str then + if n==0 and name~=".notdef" then + report_pfb("reserving .notdef at index 0 in %a",filename) + n=n+1 + end + vector[n]=name + n=n+1 + return forward + else + return #str + end + end + local setshapes=function(str,position,name,size,filename) + local forward=position+tonumber(size) + local stream=sub(str,position+1,forward) + if n>m then + return #str + elseif forward<#str then + if n==0 and name~=".notdef" then + report_pfb("reserving .notdef at index 0 in %a",filename) + n=n+1 + end + vector[n]=name + n=n+1 + chars [n]=decrypt(stream,4330,4) + return forward + else + return #str + end + end + local p_rd=spacing*(P("RD")+P("-|")) + local p_np=spacing*(P("NP")+P("|")) + local p_nd=spacing*(P("ND")+P("|")) + local p_filterroutines= + (1-subroutines)^0*subroutines*spaces*Cmt(cardinal,initialize)*(Cmt(cardinal*spaces*cardinal*p_rd*Carg(1),setroutine)*p_np+(1-p_nd))^1 + local p_filtershapes= + (1-charstrings)^0*charstrings*spaces*Cmt(cardinal,initialize)*(Cmt(name*spaces*cardinal*p_rd*Carg(1),setshapes)*p_nd+P(1))^1 + local p_filternames=Ct ( + (1-charstrings)^0*charstrings*spaces*Cmt(cardinal,initialize)*(Cmt(name*spaces*cardinal*Carg(1),setvector)+P(1))^1 + ) + local p_filterencoding=(1-encoding)^0*encoding*spaces*digits*spaces*array*(1-dup)^0*Cf( + Ct("")*Cg(spacing*dup*spaces*cardinal*spaces*name*spaces*put)^1 +,rawset) + local key=spacing*P("/")*R("az","AZ") + local str=spacing*Cs { (P("(")/"")*((1-P("\\(")-P("\\)")-S("()"))+V(1))^0*(P(")")/"") } + local num=spacing*(R("09")+S("+-."))^1/tonumber + local arr=spacing*Ct (S("[{")*(num)^0*spacing*S("]}")) + local boo=spacing*(P("true")*Cc(true)+P("false")*Cc(false)) + local nam=spacing*P("/")*Cs(R("az","AZ")^1) + local p_filtermetadata=( + P("/")*Carg(1)*(( + C("version")*str+C("Copyright")*str+C("Notice")*str+C("FullName")*str+C("FamilyName")*str+C("Weight")*str+C("ItalicAngle")*num+C("isFixedPitch")*boo+C("UnderlinePosition")*num+C("UnderlineThickness")*num+C("FontName")*nam+C("FontMatrix")*arr+C("FontBBox")*arr + ) )/function(t,k,v) t[lower(k)]=v end+P(1) + )^0*Carg(1) + local function loadpfbvector(filename,shapestoo,streams) + local data=io.loaddata(resolvers.findfile(filename)) + if not data then + report_pfb("no data in %a",filename) + return + end + if not (find(data,"!PS-AdobeFont-",1,true) or find(data,"%!FontType1",1,true)) then + report_pfb("no font in %a",filename) + return + end + local ascii,binary=match(data,"(.*)eexec%s+......(.*)") + if not binary then + report_pfb("no binary data in %a",filename) + return + end + binary=decrypt(binary,55665,4) + local names={} + local encoding=lpegmatch(p_filterencoding,ascii) + local metadata=lpegmatch(p_filtermetadata,ascii,1,{}) + local glyphs={} + routines,vector,chars={},{},{} + if shapestoo or streams then + lpegmatch(p_filterroutines,binary,1,filename) + lpegmatch(p_filtershapes,binary,1,filename) + local data={ + dictionaries={ + { + charstrings=chars, + charset=vector, + subroutines=routines, + } + }, + } + fonts.handlers.otf.readers.parsecharstrings(false,data,glyphs,true,"cff",streams,true) + else + lpegmatch(p_filternames,binary,1,filename) + end + names=vector + routines,vector,chars=nil,nil,nil + return names,encoding,glyphs,metadata + end + local pfb=handlers.pfb or {} + handlers.pfb=pfb + pfb.loadvector=loadpfbvector + get_indexes=function(data,pfbname) + local vector=loadpfbvector(pfbname) + if vector then + local characters=data.characters + if trace_loading then + report_afm("getting index data from %a",pfbname) + end + for index=0,#vector do + local name=vector[index] + local char=characters[name] + if char then + if trace_indexing then + report_afm("glyph %a has index %a",name,index) + end + char.index=index + else + if trace_indexing then + report_afm("glyph %a has index %a but no data",name,index) + end + end + end + end + end + get_shapes=function(pfbname) + local vector,encoding,glyphs=loadpfbvector(pfbname,true) + return glyphs + end +end +local spacer=patterns.spacer +local whitespace=patterns.whitespace +local lineend=patterns.newline +local spacing=spacer^0 +local number=spacing*S("+-")^-1*(R("09")+S("."))^1/tonumber +local name=spacing*C((1-whitespace)^1) +local words=spacing*((1-lineend)^1/strip) +local rest=(1-lineend)^0 +local fontdata=Carg(1) +local semicolon=spacing*P(";") +local plus=spacing*P("plus")*number +local minus=spacing*P("minus")*number +local function addkernpair(data,one,two,value) + local chr=data.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 +local p_kernpair=(fontdata*P("KPX")*name*name*number)/addkernpair +local chr=false +local ind=0 +local function start(data,version) + data.metadata.afmversion=version + ind=0 + chr={} +end +local function stop() + ind=0 + chr=false +end +local function setindex(i) + if i<0 then + ind=ind+1 + else + ind=i + end + chr={ + index=ind + } +end +local function setwidth(width) + chr.width=width +end +local function setname(data,name) + data.characters[name]=chr +end +local function setboundingbox(boundingbox) + chr.boundingbox=boundingbox +end +local function setligature(plus,becomes) + local ligatures=chr.ligatures + if ligatures then + ligatures[plus]=becomes + else + chr.ligatures={ [plus]=becomes } + end +end +local p_charmetric=(( + P("C")*number/setindex+P("WX")*number/setwidth+P("N")*fontdata*name/setname+P("B")*Ct((number)^4)/setboundingbox+P("L")*(name)^2/setligature + )*semicolon )^1 +local p_charmetrics=P("StartCharMetrics")*number*(p_charmetric+(1-P("EndCharMetrics")))^0*P("EndCharMetrics") +local p_kernpairs=P("StartKernPairs")*number*(p_kernpair+(1-P("EndKernPairs" )))^0*P("EndKernPairs" ) +local function set_1(data,key,a) data.metadata[lower(key)]=a end +local function set_2(data,key,a,b) data.metadata[lower(key)]={ a,b } end +local function set_3(data,key,a,b,c) data.metadata[lower(key)]={ a,b,c } end +local p_parameters=P(false)+fontdata*((P("FontName")+P("FullName")+P("FamilyName"))/lower)*words/function(data,key,value) + data.metadata[key]=value + end+fontdata*((P("Weight")+P("Version"))/lower)*name/function(data,key,value) + data.metadata[key]=value + end+fontdata*P("IsFixedPitch")*name/function(data,pitch) + data.metadata.monospaced=toboolean(pitch,true) + end+fontdata*P("FontBBox")*Ct(number^4)/function(data,boundingbox) + data.metadata.boundingbox=boundingbox + end+fontdata*((P("CharWidth")+P("CapHeight")+P("XHeight")+P("Descender")+P("Ascender")+P("ItalicAngle"))/lower)*number/function(data,key,value) + data.metadata[key]=value + end+P("Comment")*spacing*(P(false)+(fontdata*C("DESIGNSIZE")*number*rest)/set_1 ++(fontdata*C("TFM designsize")*number*rest)/set_1+(fontdata*C("DesignSize")*number*rest)/set_1+(fontdata*C("CODINGSCHEME")*words*rest)/set_1 ++(fontdata*C("CHECKSUM")*number*words*rest)/set_1 ++(fontdata*C("SPACE")*number*plus*minus*rest)/set_3 ++(fontdata*C("QUAD")*number*rest)/set_1 ++(fontdata*C("EXTRASPACE")*number*rest)/set_1 ++(fontdata*C("NUM")*number*number*number*rest)/set_3 ++(fontdata*C("DENOM")*number*number*rest)/set_2 ++(fontdata*C("SUP")*number*number*number*rest)/set_3 ++(fontdata*C("SUB")*number*number*rest)/set_2 ++(fontdata*C("SUPDROP")*number*rest)/set_1 ++(fontdata*C("SUBDROP")*number*rest)/set_1 ++(fontdata*C("DELIM")*number*number*rest)/set_2 ++(fontdata*C("AXISHEIGHT")*number*rest)/set_1 + ) +local fullparser=(P("StartFontMetrics")*fontdata*name/start )*(p_charmetrics+p_kernpairs+p_parameters+(1-P("EndFontMetrics")) )^0*(P("EndFontMetrics")/stop ) +local infoparser=(P("StartFontMetrics")*fontdata*name/start )*(p_parameters+(1-P("EndFontMetrics")) )^0*(P("EndFontMetrics")/stop ) +local function read(filename,parser) + local afmblob=io.loaddata(filename) + if 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={ + }, + } + if trace_loading then + report_afm("parsing afm file %a",filename) + end + lpegmatch(parser,afmblob,1,data) + return data + else + if trace_loading then + report_afm("no valid afm file %a",filename) + end + return nil + end +end +function readers.loadfont(afmname,pfbname) + local data=read(resolvers.findfile(afmname),fullparser) + if data then + if not pfbname or pfbname=="" then + pfbname=resolvers.findfile(file.replacesuffix(file.nameonly(afmname),"pfb")) + end + if pfbname and pfbname~="" then + data.resources.filename=resolvers.unresolve(pfbname) + get_indexes(data,pfbname) + return data + else + report_afm("no pfb file for %a",afmname) + end + end +end +function readers.loadshapes(filename) + local fullname=resolvers.findfile(filename) or "" + if fullname=="" then + return { + filename="not found: "..filename, + glyphs={} + } + else + return { + filename=fullname, + format="opentype", + glyphs=get_shapes(fullname) or {}, + units=1000, + } + end +end +function readers.getinfo(filename) + local data=read(resolvers.findfile(filename),infoparser) + if data then + return data.metadata + end +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-onr”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-one” 987c5c5ed3754ad2feab80985067d59e] --- + +if not modules then modules={} end modules ['font-one']={ + version=1.001, + comment="companion to font-ini.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local fonts,logs,trackers,containers,resolvers=fonts,logs,trackers,containers,resolvers +local next,type,tonumber,rawget=next,type,tonumber,rawget +local match,gsub=string.match,string.gsub +local abs=math.abs +local P,S,R,Cmt,C,Ct,Cs,Carg=lpeg.P,lpeg.S,lpeg.R,lpeg.Cmt,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.Carg +local lpegmatch,patterns=lpeg.match,lpeg.patterns +local sortedhash=table.sortedhash +local trace_features=false trackers.register("afm.features",function(v) trace_features=v end) +local trace_indexing=false trackers.register("afm.indexing",function(v) trace_indexing=v end) +local trace_loading=false trackers.register("afm.loading",function(v) trace_loading=v end) +local trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end) +local report_afm=logs.reporter("fonts","afm loading") +local setmetatableindex=table.setmetatableindex +local derivetable=table.derive +local findbinfile=resolvers.findbinfile +local privateoffset=fonts.constructors and fonts.constructors.privateoffset or 0xF0000 +local definers=fonts.definers +local readers=fonts.readers +local constructors=fonts.constructors +local afm=constructors.handlers.afm +local pfb=constructors.handlers.pfb +local otf=fonts.handlers.otf +local otfreaders=otf.readers +local otfenhancers=otf.enhancers +local afmfeatures=constructors.features.afm +local registerafmfeature=afmfeatures.register +local afmenhancers=constructors.enhancers.afm +local registerafmenhancer=afmenhancers.register +afm.version=1.513 +afm.cache=containers.define("fonts","one",afm.version,true) +afm.autoprefixed=true +afm.helpdata={} +afm.syncspace=true +local overloads=fonts.mappings.overloads +local applyruntimefixes=fonts.treatments and fonts.treatments.applyfixes +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=attr and attr.size or 0 + local time=attr and 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=0 + local pfbtime=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=afm.readers.loadfont(filename,pfbname) + if data then + afmenhancers.apply(data,filename) + fonts.mappings.addtounicode(data,filename) + otfreaders.stripredundant(data) + otfreaders.pack(data) + data.size=size + data.time=time + data.pfbsize=pfbsize + data.pfbtime=pfbtime + report_afm("saving %a in cache",name) + data=containers.write(afm.cache,name,data) + data=containers.read(afm.cache,name) + end + end + if data then + otfreaders.unpack(data) + otfreaders.expand(data) + otfreaders.addunicodetable(data) + otfenhancers.apply(data,filename,data) + if applyruntimefixes then + applyruntimefixes(filename,data) + end + end + return data + end +end +local uparser=fonts.mappings.makenameparser() +local function enhance_unify_names(data,filename) + local unicodevector=fonts.encodings.agl.unicodes + local unicodes={} + local names={} + local private=data.private or privateoffset + local descriptions=data.descriptions + for name,blob in sortedhash(data.characters) do + local code=unicodevector[name] + if not code then + code=lpegmatch(uparser,name) + if type(code)~="number" 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 + data.private=private + local resources=data.resources + local filename=resources.filename or file.removesuffix(file.basename(filename)) + resources.filename=resolvers.unresolve(filename) + resources.unicodes=unicodes + resources.marks={} +end +local everywhere={ ["*"]={ ["*"]=true } } +local noflags={ false,false,false,false } +local function enhance_normalize_features(data) + local ligatures=setmetatableindex("table") + local kerns=setmetatableindex("table") + local extrakerns=setmetatableindex("table") + for u,c in next,data.descriptions do + local l=c.ligatures + local k=c.kerns + local e=c.extrakerns + if l then + ligatures[u]=l + for u,v in next,l do + l[u]={ ligature=v } + end + c.ligatures=nil + end + if k then + kerns[u]=k + for u,v in next,k do + k[u]=v + end + c.kerns=nil + end + if e then + extrakerns[u]=e + for u,v in next,e do + e[u]=v + end + c.extrakerns=nil + end + end + local features={ + gpos={}, + gsub={}, + } + local sequences={ + } + if next(ligatures) then + features.gsub.liga=everywhere + data.properties.hasligatures=true + sequences[#sequences+1]={ + features={ + liga=everywhere, + }, + flags=noflags, + name="s_s_0", + nofsteps=1, + order={ "liga" }, + type="gsub_ligature", + steps={ + { + coverage=ligatures, + }, + }, + } + end + if next(kerns) then + features.gpos.kern=everywhere + data.properties.haskerns=true + sequences[#sequences+1]={ + features={ + kern=everywhere, + }, + flags=noflags, + name="p_s_0", + nofsteps=1, + order={ "kern" }, + type="gpos_pair", + steps={ + { + format="kern", + coverage=kerns, + }, + }, + } + end + if next(extrakerns) then + features.gpos.extrakerns=everywhere + data.properties.haskerns=true + sequences[#sequences+1]={ + features={ + extrakerns=everywhere, + }, + flags=noflags, + name="p_s_1", + nofsteps=1, + order={ "extrakerns" }, + type="gpos_pair", + steps={ + { + format="kern", + coverage=extrakerns, + }, + }, + } + end + data.resources.features=features + data.resources.sequences=sequences +end +local function enhance_fix_names(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=unicodes[pair[1]] + local three=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 +local function enhance_add_ligatures(rawdata) + addthem(rawdata,afm.helpdata.ligatures) +end +local function enhance_add_extra_kerns(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=bb[4] + local dp=-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=0x2013 + local emdash=0x2014 + local space=0x0020 + 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 + local d_endash=descriptions[endash] + local d_emdash=descriptions[emdash] + local d_space=descriptions[space] + if not d_space or d_space==0 then + d_space=d_endash + end + if d_space then + spaceunits,spacer=d_space.width or 0,"space" + end + if properties.monospaced then + if spaceunits==0 and d_emdash then + spaceunits,spacer=d_emdash.width or 0,"emdash" + end + else + if spaceunits==0 and d_endash then + spaceunits,spacer=d_emdash.width or 0,"endash" + end + end + if spaceunits==0 and charwidth then + spaceunits,spacer=charwidth or 0,"charwidth" + end + if spaceunits==0 then + spaceunits=tonumber(spaceunits) or 500 + end + if spaceunits==0 then + spaceunits=500 + 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 + if metadata.sup then + local dummy={ 0,0,0 } + parameters[ 1]=metadata.designsize or 0 + parameters[ 2]=metadata.checksum or 0 + parameters[ 3], + parameters[ 4], + parameters[ 5]=unpack(metadata.space or dummy) + parameters[ 6]=metadata.quad or 0 + parameters[ 7]=metadata.extraspace or 0 + parameters[ 8], + parameters[ 9], + parameters[10]=unpack(metadata.num or dummy) + parameters[11], + parameters[12]=unpack(metadata.denom or dummy) + parameters[13], + parameters[14], + parameters[15]=unpack(metadata.sup or dummy) + parameters[16], + parameters[17]=unpack(metadata.sub or dummy) + parameters[18]=metadata.supdrop or 0 + parameters[19]=metadata.subdrop or 0 + parameters[20], + parameters[21]=unpack(metadata.delim or dummy) + parameters[22]=metadata.axisheight or 0 + 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 + properties.private=properties.private or data.private or privateoffset + if next(characters) then + return { + characters=characters, + descriptions=descriptions, + parameters=parameters, + resources=resources, + properties=properties, + goodies=goodies, + } + end + end + return nil +end +function afm.setfeatures(tfmdata,features) + local okay=constructors.initializefeatures("afm",tfmdata,features,trace_features,report_afm) + if okay then + return constructors.collectprocessors("afm",tfmdata,features,trace_features,report_afm) + else + return {} + end +end +local function addtables(data) + local resources=data.resources + local lookuptags=resources.lookuptags + local unicodes=resources.unicodes + if not lookuptags then + lookuptags={} + resources.lookuptags=lookuptags + end + setmetatableindex(lookuptags,function(t,k) + local v=type(k)=="number" and ("lookup "..k) or k + t[k]=v + return v + end) + if not unicodes then + unicodes={} + resources.unicodes=unicodes + setmetatableindex(unicodes,function(t,k) + setmetatableindex(unicodes,nil) + for u,d in next,data.descriptions do + local n=d.name + if n then + t[n]=u + end + end + return rawget(t,k) + end) + end + constructors.addcoreunicodes(unicodes) +end +local function afmtotfm(specification) + local afmname=specification.filename or specification.name + if specification.forced=="afm" or specification.format=="afm" then + if trace_loading then + report_afm("forcing afm format for %a",afmname) + end + else + local tfmname=findbinfile(afmname,"ofm") or "" + if tfmname~="" then + if trace_loading then + report_afm("fallback from afm to tfm for %a",afmname) + end + return + end + end + if afmname~="" then + local features=constructors.checkedfeatures("afm",specification.features.normal) + specification.features.normal=features + constructors.hashinstance(specification,true) + specification=definers.resolve(specification) + local cache_id=specification.hash + local tfmdata=containers.read(constructors.cache,cache_id) + if not tfmdata then + local rawdata=afm.load(afmname) + if rawdata and next(rawdata) then + addtables(rawdata) + adddimensions(rawdata) + tfmdata=copytotfm(rawdata) + if tfmdata and next(tfmdata) then + local shared=tfmdata.shared + if not shared then + shared={} + tfmdata.shared=shared + end + shared.rawdata=rawdata + shared.dynamics={} + tfmdata.changed={} + shared.features=features + shared.processes=afm.setfeatures(tfmdata,features) + end + elseif trace_loading then + report_afm("no (valid) afm file found with name %a",afmname) + end + tfmdata=containers.write(constructors.cache,cache_id,tfmdata) + end + return tfmdata + end +end +local function read_from_afm(specification) + local tfmdata=afmtotfm(specification) + if tfmdata then + tfmdata.properties.name=specification.name + tfmdata=constructors.scale(tfmdata,specification) + local allfeatures=tfmdata.shared.features or specification.features.normal + constructors.applymanipulators("afm",tfmdata,allfeatures,trace_features,report_afm) + fonts.loggers.register(tfmdata,'afm',specification) + end + return tfmdata +end +registerafmfeature { + name="mode", + description="mode", + initializers={ + base=otf.modeinitializer, + node=otf.modeinitializer, + } +} +registerafmfeature { + name="features", + description="features", + default=true, + initializers={ + node=otf.nodemodeinitializer, + base=otf.basemodeinitializer, + }, + processors={ + node=otf.featuresprocessor, + } +} +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 fullname and 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=specification.filename or "" + local tfmdata=nil + if fullname=="" then + local forced=specification.forced or "" + if forced~="" then + tfmdata=check_afm(specification,specification.name.."."..forced) + end + if not tfmdata then + local check_tfm=readers.check_tfm + method=(check_tfm and (method or definers.method or "afm or tfm")) or "afm" + 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.forced="afm" + local function swap(name) + local value=specification[swap] + if value then + specification[swap]=gsub("%.pfb",".afm",1) + end + end + swap("filename") + swap("fullname") + swap("forcedname") + swap("specification") + return readers.afm(specification,method) +end +registerafmenhancer("unify names",enhance_unify_names) +registerafmenhancer("add ligatures",enhance_add_ligatures) +registerafmenhancer("add extra kerns",enhance_add_extra_kerns) +registerafmenhancer("normalize features",enhance_normalize_features) +registerafmenhancer("check extra features",otfenhancers.enhance) +registerafmenhancer("fix names",enhance_fix_names) + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-one”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-afk” 54d554530e75c57c56ee76234724e26d] --- + +if not modules then modules={} end modules ['font-afk']={ + 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", + 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-2019-10-29.lua scope for “font-afk”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-tfm” 3bbba3214fd0b8c6f35ad85592fc2917] --- + +if not modules then modules={} end modules ['luatex-fonts-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,type=next,type +local match,format=string.match,string.format +local concat,sortedhash=table.concat,table.sortedhash +local idiv=number.idiv +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 setmetatableindex=table.setmetatableindex +local fonts=fonts +local handlers=fonts.handlers +local helpers=fonts.helpers +local readers=fonts.readers +local constructors=fonts.constructors +local encodings=fonts.encodings +local tfm=constructors.handlers.tfm +tfm.version=1.000 +tfm.maxnestingdepth=5 +tfm.maxnestingsize=65536*1024 +local otf=fonts.handlers.otf +local otfenhancers=otf.enhancers +local tfmfeatures=constructors.features.tfm +local registertfmfeature=tfmfeatures.register +local tfmenhancers=constructors.enhancers.tfm +local registertfmenhancer=tfmenhancers.register +local charcommand=helpers.commands.char +constructors.resolvevirtualtoo=false +fonts.formats.tfm="type1" +fonts.formats.ofm="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 loadtfm=font.read_tfm +local loadvf=font.read_vf +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=loadtfm(filename,size) + if tfmdata then + local features=specification.features and specification.features.normal or {} + local features=constructors.checkedfeatures("tfm",features) + specification.features.normal=features + local newtfmdata=(depth[filename]==1) and tfm.reencode(tfmdata,specification) + if newtfmdata then + tfmdata=newtfmdata + end + local resources=tfmdata.resources or {} + local properties=tfmdata.properties or {} + local parameters=tfmdata.parameters or {} + local shared=tfmdata.shared or {} + shared.features=features + shared.resources=resources + properties.name=tfmdata.name + properties.fontname=tfmdata.fontname + properties.psname=tfmdata.psname + properties.fullname=tfmdata.fullname + properties.filename=specification.filename + properties.format=tfmdata.format or fonts.formats.tfm + properties.usedbitmap=tfmdata.usedbitmap + tfmdata.properties=properties + tfmdata.resources=resources + tfmdata.parameters=parameters + tfmdata.shared=shared + shared.rawdata={ resources=resources } + shared.features=features + if newtfmdata then + if not resources.marks then + resources.marks={} + end + if not resources.sequences then + resources.sequences={} + end + if not resources.features then + resources.features={ + gsub={}, + gpos={}, + } + end + if not tfmdata.changed then + tfmdata.changed={} + end + if not tfmdata.descriptions then + tfmdata.descriptions=tfmdata.characters + end + otf.readers.addunicodetable(tfmdata) + tfmenhancers.apply(tfmdata,filename) + constructors.applymanipulators("tfm",tfmdata,features,trace_features,report_tfm) + otf.readers.unifymissing(tfmdata) + fonts.mappings.addtounicode(tfmdata,filename) + tfmdata.tounicode=1 + local tounicode=fonts.mappings.tounicode + for unicode,v in next,tfmdata.characters do + local u=v.unicode + if u then + v.tounicode=tounicode(u) + end + end + if tfmdata.usedbitmap then + tfm.addtounicode(tfmdata) + end + end + shared.processes=next(features) and tfm.setfeatures(tfmdata,features) or nil + if size<0 then + size=idiv(65536*-size,100) + end + parameters.factor=1 + parameters.units=1000 + parameters.size=size + 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) + properties.private=properties.private or tfmdata.private or privateoffset + if newtfmdata then + elseif constructors.resolvevirtualtoo then + fonts.loggers.register(tfmdata,file.suffix(filename),specification) + local vfname=findbinfile(specification.name,'ovf') + if vfname and vfname~="" then + local vfdata=loadvf(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=constructors.readanddefine(n,s) + fontlist[i]={ id=id } + end + end + end + end + end + properties.haskerns=true + properties.hasligatures=true + properties.hasitalics=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 +readers.ofm=readers.tfm +do + local outfiles={} + local tfmcache=table.setmetatableindex(function(t,tfmdata) + local id=font.define(tfmdata) + t[tfmdata]=id + return id + end) + local encdone=table.setmetatableindex("table") + function tfm.reencode(tfmdata,specification) + local features=specification.features + if not features then + return + end + local features=features.normal + if not features then + return + end + local tfmfile=file.basename(tfmdata.name) + local encfile=features.reencode + local pfbfile=features.pfbfile + local bitmap=features.bitmap + if not encfile then + return + end + local pfbfile=outfiles[tfmfile] + if pfbfile==nil then + if bitmap then + pfbfile=false + elseif type(pfbfile)~="string" then + pfbfile=tfmfile + end + if type(pfbfile)=="string" then + pfbfile=file.addsuffix(pfbfile,"pfb") + report_tfm("using type1 shapes from %a for %a",pfbfile,tfmfile) + else + report_tfm("using bitmap shapes for %a",tfmfile) + pfbfile=false + end + outfiles[tfmfile]=pfbfile + end + local encoding=false + local vector=false + if type(pfbfile)=="string" then + local pfb=constructors.handlers.pfb + if pfb and pfb.loadvector then + local v,e=pfb.loadvector(pfbfile) + if v then + vector=v + end + if e then + encoding=e + end + end + end + if type(encfile)=="string" and encfile~="auto" then + encoding=fonts.encodings.load(file.addsuffix(encfile,"enc")) + if encoding then + encoding=encoding.vector + end + end + if not encoding then + report_tfm("bad encoding for %a, quitting",tfmfile) + return + end + local unicoding=fonts.encodings.agl and fonts.encodings.agl.unicodes + local virtualid=tfmcache[tfmdata] + local tfmdata=table.copy(tfmdata) + local characters={} + local originals=tfmdata.characters + local indices={} + local parentfont={ "font",1 } + local private=tfmdata.privateoffset or constructors.privateoffset + local reported=encdone[tfmfile][encfile] + local backmap=vector and table.swapped(vector) + local done={} + for index,name in sortedhash(encoding) do + local unicode=unicoding[name] + local original=originals[index] + if original then + if unicode then + original.unicode=unicode + else + unicode=private + private=private+1 + if not reported then + report_tfm("glyph %a in font %a with encoding %a gets unicode %U",name,tfmfile,encfile,unicode) + end + end + characters[unicode]=original + indices[index]=unicode + original.name=name + if backmap then + original.index=backmap[name] + else + original.commands={ parentfont,charcommand[index] } + original.oindex=index + end + done[name]=true + elseif not done[name] then + report_tfm("bad index %a in font %a with name %a",index,tfmfile,name) + end + end + encdone[tfmfile][encfile]=true + for k,v in next,characters do + local kerns=v.kerns + if kerns then + local t={} + for k,v in next,kerns do + local i=indices[k] + if i then + t[i]=v + end + end + v.kerns=next(t) and t or nil + end + local ligatures=v.ligatures + if ligatures then + local t={} + for k,v in next,ligatures do + local i=indices[k] + if i then + t[i]=v + v.char=indices[v.char] + end + end + v.ligatures=next(t) and t or nil + end + end + tfmdata.fonts={ { id=virtualid } } + tfmdata.characters=characters + tfmdata.fullname=tfmdata.fullname or tfmdata.name + tfmdata.psname=file.nameonly(pfbfile or tfmdata.name) + tfmdata.filename=pfbfile + tfmdata.encodingbytes=2 + tfmdata.format="type1" + tfmdata.tounicode=1 + tfmdata.embedding="subset" + tfmdata.usedbitmap=bitmap and virtualid + tfmdata.private=private + return tfmdata + end +end +do + local template=[[ +/CIDInit /ProcSet findresource begin + 12 dict begin + begincmap + /CIDSystemInfo << /Registry (TeX) /Ordering (bitmap-%s) /Supplement 0 >> def + /CMapName /TeX-bitmap-%s def + /CMapType 2 def + 1 begincodespacerange + <00> <FF> + endcodespacerange + %s beginbfchar +%s + endbfchar + endcmap +CMapName currentdict /CMap defineresource pop end +end +end +]] + local flushstreamobject=lpdf and lpdf.flushstreamobject + local setfontattributes=lpdf and lpdf.setfontattributes + if not flushstreamobject then + flushstreamobject=function(data) + return pdf.obj { immediate=true,type="stream",string=data } + end + end + if not setfontattributes then + setfontattributes=function(id,data) + return pdf.setfontattributes(id,data) + end + end + function tfm.addtounicode(tfmdata) + local id=tfmdata.usedbitmap + local map={} + local char={} + for k,v in next,tfmdata.characters do + local index=v.oindex + local tounicode=v.tounicode + if index and tounicode then + map[index]=tounicode + end + end + for k,v in sortedhash(map) do + char[#char+1]=format("<%02X> <%s>",k,v) + end + char=concat(char,"\n") + local stream=format(template,id,id,#char,char) + local reference=flushstreamobject(stream,nil,true) + setfontattributes(id,format("/ToUnicode %i 0 R",reference)) + end +end +do + local everywhere={ ["*"]={ ["*"]=true } } + local noflags={ false,false,false,false } + local function enhance_normalize_features(data) + local ligatures=setmetatableindex("table") + local kerns=setmetatableindex("table") + local characters=data.characters + for u,c in next,characters do + local l=c.ligatures + local k=c.kerns + if l then + ligatures[u]=l + for u,v in next,l do + l[u]={ ligature=v.char } + end + c.ligatures=nil + end + if k then + kerns[u]=k + for u,v in next,k do + k[u]=v + end + c.kerns=nil + end + end + for u,l in next,ligatures do + for k,v in next,l do + local vl=v.ligature + local dl=ligatures[vl] + if dl then + for kk,vv in next,dl do + v[kk]=vv + end + end + end + end + local features={ + gpos={}, + gsub={}, + } + local sequences={ + } + if next(ligatures) then + features.gsub.liga=everywhere + data.properties.hasligatures=true + sequences[#sequences+1]={ + features={ + liga=everywhere, + }, + flags=noflags, + name="s_s_0", + nofsteps=1, + order={ "liga" }, + type="gsub_ligature", + steps={ + { + coverage=ligatures, + }, + }, + } + end + if next(kerns) then + features.gpos.kern=everywhere + data.properties.haskerns=true + sequences[#sequences+1]={ + features={ + kern=everywhere, + }, + flags=noflags, + name="p_s_0", + nofsteps=1, + order={ "kern" }, + type="gpos_pair", + steps={ + { + format="kern", + coverage=kerns, + }, + }, + } + end + data.resources.features=features + data.resources.sequences=sequences + data.shared.resources=data.shared.resources or resources + end + registertfmenhancer("normalize features",enhance_normalize_features) + registertfmenhancer("check extra features",otfenhancers.enhance) +end +registertfmfeature { + name="mode", + description="mode", + initializers={ + base=otf.modeinitializer, + node=otf.modeinitializer, + } +} +registertfmfeature { + name="features", + description="features", + default=true, + initializers={ + base=otf.basemodeinitializer, + node=otf.nodemodeinitializer, + }, + processors={ + node=otf.featuresprocessor, + } +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-tfm”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-lua” 55b281fb98f7bd848fc19928f376f647] --- + +if not modules then modules={} end modules ['font-lua']={ + 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 trace_defining=false trackers.register("fonts.defining",function(v) trace_defining=v end) +local report_lua=logs.reporter("fonts","lua loading") +local fonts=fonts +local readers=fonts.readers +fonts.formats.lua="lua" +local function check_lua(specification,fullname) + local fullname=resolvers.findfile(fullname) or "" + if fullname~="" then + local loader=loadfile(fullname) + loader=loader and loader() + return loader and loader(specification) + end +end +readers.check_lua=check_lua +function readers.lua(specification) + local original=specification.specification + if trace_defining then + report_lua("using lua reader for %a",original) + end + 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_lua(specification,fullname) +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-lua”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-def” f66c365dae4499f982d8bf16e5d37de3] --- + +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 lower,gsub=string.lower,string.gsub +local tostring,next=tostring,next +local lpegmatch=lpeg.match +local suffixonly,removesuffix,basename=file.suffix,file.removesuffix,file.basename +local formatters=string.formatters +local sortedhash,sortedkeys=table.sortedhash,table.sortedkeys +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") +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 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 +if context then + local splitter,splitspecifiers=nil,"" + local P,C,S,Cc,Cs=lpeg.P,lpeg.C,lpeg.S,lpeg.Cc,lpeg.Cs + local left=P("(") + local right=P(")") + local colon=P(":") + local space=P(" ") + local lbrace=P("{") + local rbrace=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=Cs((lbrace/"")*(1-rbrace)^1*(rbrace/"")+(1-sub-specification)^1) + splitter=P((lookup+Cc(""))*name*(sub+Cc(""))*(specification+Cc(""))) + end + local function addlookup(str) + 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 + function definers.analyze(specification,size) + local lookup,name,sub,method,detail=getspecification(specification or "") + return makespecification(specification,lookup,name,sub,method,detail,size) + end +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,instance=resolve(specification.name,specification.sub,specification) + if resolved then + specification.resolved=resolved + specification.sub=sub + specification.subindex=subindex + if instance then + specification.instance=instance + local features=specification.features + if not features then + features={} + specification.features=features + end + local normal=features.normal + if not normal then + normal={} + features.normal=normal + end + normal.instance=instance + end + 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=formatters["%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 +local function checkfeatures(tfmdata) + local resources=tfmdata.resources + local shared=tfmdata.shared + if resources and shared then + local features=resources.features + local usedfeatures=shared.features + if features and usedfeatures then + local usedlanguage=usedfeatures.language or "dflt" + local usedscript=usedfeatures.script or "dflt" + local function check(what) + if what then + local foundlanguages={} + for feature,scripts in next,what do + if usedscript=="auto" or scripts["*"] then + elseif not scripts[usedscript] then + else + for script,languages in next,scripts do + if languages["*"] then + elseif context and not languages[usedlanguage] then + report_defining("font %!font:name!, feature %a, script %a, no language %a", + tfmdata,feature,script,usedlanguage) + end + end + end + for script,languages in next,scripts do + for language in next,languages do + foundlanguages[language]=true + end + end + end + if false then + foundlanguages["*"]=nil + foundlanguages=sortedkeys(foundlanguages) + for feature,scripts in sortedhash(what) do + for script,languages in next,scripts do + if not languages["*"] then + for i=1,#foundlanguages do + local language=foundlanguages[i] + if context and not languages[language] then + report_defining("font %!font:name!, feature %a, script %a, no language %a", + tfmdata,feature,script,language) + end + end + end + end + end + end + end + end + check(features.gsub) + check(features.gpos) + end + end +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 + checkfeatures(tfmdata) + 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.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 + 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 or "-",properties.name,parameters.size,properties.encodingbytes, + properties.encodingname,properties.fullname,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-2019-10-29.lua scope for “font-def”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-def” 5ad79120ebc5e60f4d322fb3ee13bffe] --- + +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 + 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,Cs=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.Cs +local spaces=P(" ")^0 +local namespec=Cs((P("{")/"")*(1-S("}"))^0*(P("}")/"")+(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)/isfile*(((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")^1 +local somekey=R("az","AZ","09")^1 +local somevalue=(P("{")/"")*(1-P("}"))^0*(P("}")/"")+(1-S(";"))^1 +local truevalue=P("+")*spaces*(sometext/istrue) +local falsevalue=P("-")*spaces*(sometext/isfalse) +local keyvalue=(C(somekey)*spaces*P("=")*spaces*C(somevalue))/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 +function fonts.definers.analyze(str,size) + local specification=fonts.definers.makespecification(str,nil,nil,nil,":",nil,size) + list={} + lpeg.match(pattern,str) + 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) + list=nil + return specification +end +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-2019-10-29.lua scope for “fonts-def”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-ext” 01015ab3758cdc2af29394e6d502a91a] --- + +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 + os.exit() +end +local byte=string.byte +local fonts=fonts +local handlers=fonts.handlers +local otf=handlers.otf +local afm=handlers.afm +local registerotffeature=otf.features.register +local registerafmfeature=afm.features.register +function fonts.loggers.onetimemessage() end +fonts.protrusions=fonts.protrusions or {} +fonts.protrusions.setups=fonts.protrusions.setups or {} +local setups=fonts.protrusions.setups +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 }, +} +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 +local specification={ + name="protrusion", + description="shift characters into the left and or right margin", + initializers={ + base=initializeprotrusion, + node=initializeprotrusion, + } +} +registerotffeature(specification) +registerafmfeature(specification) +fonts.expansions=fonts.expansions or {} +fonts.expansions.setups=fonts.expansions.setups or {} +local setups=fonts.expansions.setups +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, +} +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 +local specification={ + name="expansion", + description="apply hz optimization", + initializers={ + base=initializeexpansion, + node=initializeexpansion, + } +} +registerotffeature(specification) +registerafmfeature(specification) +if not otf.features.normalize then + otf.features.normalize=function(t) + if t.rand then + t.rand="random" + end + return t + end +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 initialize(tfmdata,value) + tfmdata.postprocessors=tfmdata.postprocessors or {} + table.insert(tfmdata.postprocessors, + function(tfmdata) + return specialreencode(tfmdata,value) + end + ) +end +registerotffeature { + name="reencode", + description="reencode characters", + manipulators={ + base=initialize, + node=initialize, + } +} +local function initialize(tfmdata,key,value) + if value then + tfmdata.mathparameters=nil + end +end +registerotffeature { + name="ignoremathconstants", + description="ignore math constants table", + initializers={ + base=initialize, + node=initialize, + } +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-ext”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-tex” 77c374b0ef00c2fb12188ec42beb4257] --- + +if not modules then modules={} end modules ['font-imp-tex']={ + 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 fonts=fonts +local otf=fonts.handlers.otf +local registerotffeature=otf.features.register +local addotffeature=otf.addfeature +local specification={ + type="ligature", + order={ "tlig" }, + prepend=true, + data={ + [0x2013]={ 0x002D,0x002D }, + [0x2014]={ 0x002D,0x002D,0x002D }, + }, +} +addotffeature("tlig",specification) +registerotffeature { + name="tlig", + description="tex ligatures", +} +local specification={ + type="substitution", + order={ "trep" }, + prepend=true, + data={ + [0x0027]=0x2019, + }, +} +addotffeature("trep",specification) +registerotffeature { + name="trep", + description="tex replacements", +} +local anum_arabic={ + [0x0030]=0x0660, + [0x0031]=0x0661, + [0x0032]=0x0662, + [0x0033]=0x0663, + [0x0034]=0x0664, + [0x0035]=0x0665, + [0x0036]=0x0666, + [0x0037]=0x0667, + [0x0038]=0x0668, + [0x0039]=0x0669, +} +local anum_persian={ + [0x0030]=0x06F0, + [0x0031]=0x06F1, + [0x0032]=0x06F2, + [0x0033]=0x06F3, + [0x0034]=0x06F4, + [0x0035]=0x06F5, + [0x0036]=0x06F6, + [0x0037]=0x06F7, + [0x0038]=0x06F8, + [0x0039]=0x06F9, +} +local function valid(data) + local features=data.resources.features + if features then + for k,v in next,features do + for k,v in next,v do + if v.arab then + return true + end + end + end + end +end +local specification={ + { + type="substitution", + features={ arab={ urd=true,dflt=true } }, + order={ "anum" }, + data=anum_arabic, + valid=valid, + }, + { + type="substitution", + features={ arab={ urd=true } }, + order={ "anum" }, + data=anum_persian, + valid=valid, + }, +} +addotffeature("anum",specification) +registerotffeature { + name="anum", + description="arabic digits", +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-tex”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-ligatures” 043daa4fcccf2560868da359d71d3a4a] --- + +if not modules then modules={} end modules ['font-imp-ligatures']={ + 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 lpegmatch=lpeg.match +local utfsplit=utf.split +local settings_to_array=utilities.parsers.settings_to_array +local fonts=fonts +local otf=fonts.handlers.otf +local registerotffeature=otf.features.register +local addotffeature=otf.addfeature +local lookups={} +local protect={} +local revert={} +local zwjchar=0x200C +local zwj={ zwjchar } +addotffeature { + name="blockligatures", + type="chainsubstitution", + nocheck=true, + prepend=true, + future=true, + lookups={ + { + type="multiple", + data=lookups, + }, + }, + data={ + rules=protect, + } +} +addotffeature { + name="blockligatures", + type="chainsubstitution", + nocheck=true, + append=true, + overload=false, + lookups={ + { + type="ligature", + data=lookups, + }, + }, + data={ + rules=revert, + } +} +registerotffeature { + name='blockligatures', + description='block certain ligatures', +} +local splitter=lpeg.splitat(":") +local function blockligatures(str) + local t=settings_to_array(str) + for i=1,#t do + local ti=t[i] + local before,current,after=lpegmatch(splitter,ti) + if current and after then + if before then + before=utfsplit(before) + for i=1,#before do + before[i]={ before[i] } + end + end + if current then + current=utfsplit(current) + end + if after then + after=utfsplit(after) + for i=1,#after do + after[i]={ after[i] } + end + end + else + before=nil + current=utfsplit(ti) + after=nil + end + if #current>1 then + local one=current[1] + local two=current[2] + lookups[one]={ one,zwjchar } + local one={ one } + local two={ two } + local new=#protect+1 + protect[new]={ + before=before, + current={ one,two }, + after=after, + lookups={ 1 }, + } + revert[new]={ + current={ one,zwj }, + after={ two }, + lookups={ 1 }, + } + end + end +end +otf.helpers.blockligatures=blockligatures +if context then + interfaces.implement { + name="blockligatures", + arguments="string", + actions=blockligatures, + } +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-ligatures”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-italics” fe1ca80fb5ea4a2f8d2d5c484e7ba913] --- + +if not modules then modules={} end modules ['font-imp-italics']={ + version=1.001, + comment="companion to font-ini.mkiv and hand-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 fonts=fonts +local handlers=fonts.handlers +local registerotffeature=handlers.otf.features.register +local registerafmfeature=handlers.afm.features.register +local function initialize(tfmdata,key,value) + for unicode,character in next,tfmdata.characters do + local olditalic=character.italic + if olditalic and olditalic~=0 then + character.width=character.width+olditalic + character.italic=0 + end + end +end +local specification={ + name="italicwidths", + description="add italic to width", + manipulators={ + base=initialize, + node=initialize, + } +} +registerotffeature(specification) +registerafmfeature(specification) +local function initialize(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 +local specification={ + name="itlc", + description="italic correction", + initializers={ + base=initialize, + node=initialize, + } +} +registerotffeature(specification) +registerafmfeature(specification) +if context then + local function initialize(tfmdata,value) + tfmdata.properties.textitalics=toboolean(value) + end + local specification={ + name="textitalics", + description="use alternative text italic correction", + initializers={ + base=initialize, + node=initialize, + } + } + registerotffeature(specification) + registerafmfeature(specification) +end +if context then + local letter=characters.is_letter + local always=true + local function collapseitalics(tfmdata,key,value) + local threshold=value==true and 100 or tonumber(value) + if threshold and threshold>0 then + if threshold>100 then + threshold=100 + end + for unicode,data in next,tfmdata.characters do + if always or letter[unicode] or letter[data.unicode] then + local italic=data.italic + if italic and italic~=0 then + local width=data.width + if width and width~=0 then + local delta=threshold*italic/100 + data.width=width+delta + data.italic=italic-delta + end + end + end + end + end + end + local dimensions_specification={ + name="collapseitalics", + description="collapse italics", + manipulators={ + base=collapseitalics, + node=collapseitalics, + } + } + registerotffeature(dimensions_specification) + registerafmfeature(dimensions_specification) +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-italics”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-effects” 73a660359a0ec71e44cc2b7225a715ac] --- + +if not modules then modules={} end modules ['font-imp-effects']={ + 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,type,tonumber=next,type,tonumber +local is_boolean=string.is_boolean +local fonts=fonts +local handlers=fonts.handlers +local registerotffeature=handlers.otf.features.register +local registerafmfeature=handlers.afm.features.register +local settings_to_hash=utilities.parsers.settings_to_hash_colon_too +local helpers=fonts.helpers +local prependcommands=helpers.prependcommands +local charcommand=helpers.commands.char +local leftcommand=helpers.commands.left +local rightcommand=helpers.commands.right +local upcommand=helpers.commands.up +local downcommand=helpers.commands.down +local dummycommand=helpers.commands.dummy +local report_effect=logs.reporter("fonts","effect") +local report_slant=logs.reporter("fonts","slant") +local report_extend=logs.reporter("fonts","extend") +local report_squeeze=logs.reporter("fonts","squeeze") +local trace=false +trackers.register("fonts.effect",function(v) trace=v end) +trackers.register("fonts.slant",function(v) trace=v end) +trackers.register("fonts.extend",function(v) trace=v end) +trackers.register("fonts.squeeze",function(v) trace=v end) +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 + if trace then + report_slant("applying %0.3f",value) + end + tfmdata.parameters.slantfactor=value +end +local specification={ + name="slant", + description="slant glyphs", + initializers={ + base=initializeslant, + node=initializeslant, + } +} +registerotffeature(specification) +registerafmfeature(specification) +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 + if trace then + report_extend("applying %0.3f",value) + end + tfmdata.parameters.extendfactor=value +end +local specification={ + name="extend", + description="scale glyphs horizontally", + initializers={ + base=initializeextend, + node=initializeextend, + } +} +registerotffeature(specification) +registerafmfeature(specification) +local function initializesqueeze(tfmdata,value) + value=tonumber(value) + if not value then + value=0 + elseif value>10 then + value=10 + elseif value<-10 then + value=-10 + end + if trace then + report_squeeze("applying %0.3f",value) + end + tfmdata.parameters.squeezefactor=value +end +local specification={ + name="squeeze", + description="scale glyphs vertically", + initializers={ + base=initializesqueeze, + node=initializesqueeze, + } +} +registerotffeature(specification) +registerafmfeature(specification) +local effects={ + inner=0, + normal=0, + outer=1, + outline=1, + both=2, + hidden=3, +} +local function initializeeffect(tfmdata,value) + local spec + if type(value)=="number" then + spec={ width=value } + else + spec=settings_to_hash(value) + end + local effect=spec.effect or "both" + local width=tonumber(spec.width) or 0 + local mode=effects[effect] + if not mode then + report_effect("invalid effect %a",effect) + elseif width==0 and mode==0 then + report_effect("invalid width %a for effect %a",width,effect) + else + local parameters=tfmdata.parameters + local properties=tfmdata.properties + parameters.mode=mode + parameters.width=width*1000 + if is_boolean(spec.auto)==true then + local squeeze=1-width/20 + local average=(1-squeeze)*width*100 + spec.squeeze=squeeze + spec.extend=1+width/2 + spec.wdelta=average + spec.hdelta=average/2 + spec.ddelta=average/2 + spec.vshift=average/2 + end + local factor=tonumber(spec.factor) or 0 + local hfactor=tonumber(spec.hfactor) or factor + local vfactor=tonumber(spec.vfactor) or factor + local delta=tonumber(spec.delta) or 1 + local wdelta=tonumber(spec.wdelta) or delta + local hdelta=tonumber(spec.hdelta) or delta + local ddelta=tonumber(spec.ddelta) or hdelta + local vshift=tonumber(spec.vshift) or 0 + local slant=spec.slant + local extend=spec.extend + local squeeze=spec.squeeze + if slant then + initializeslant(tfmdata,slant) + end + if extend then + initializeextend(tfmdata,extend) + end + if squeeze then + initializesqueeze(tfmdata,squeeze) + end + properties.effect={ + effect=effect, + width=width, + factor=factor, + hfactor=hfactor, + vfactor=vfactor, + wdelta=wdelta, + hdelta=hdelta, + ddelta=ddelta, + vshift=vshift, + slant=tfmdata.parameters.slantfactor, + extend=tfmdata.parameters.extendfactor, + squeeze=tfmdata.parameters.squeezefactor, + } + end +end +local rules={ + "RadicalRuleThickness", + "OverbarRuleThickness", + "FractionRuleThickness", + "UnderbarRuleThickness", +} +local function setmathparameters(tfmdata,characters,mathparameters,dx,dy,squeeze) + if delta~=0 then + for i=1,#rules do + local name=rules[i] + local value=mathparameters[name] + if value then + mathparameters[name]=(squeeze or 1)*(value+dx) + end + end + end +end +local function setmathcharacters(tfmdata,characters,mathparameters,dx,dy,squeeze,wdelta,hdelta,ddelta) + local function wdpatch(char) + if wsnap~=0 then + char.width=char.width+wdelta/2 + end + end + local function htpatch(char) + if hsnap~=0 then + local height=char.height + if height then + char.height=char.height+2*dy + end + end + end + local character=characters[0x221A] + if character and character.next then + local char=character + local next=character.next + wdpatch(char) + htpatch(char) + while next do + char=characters[next] + wdpatch(char) + htpatch(char) + next=char.next + end + if char then + local v=char.vert_variants + if v then + local top=v[#v] + if top then + local char=characters[top.glyph] + htpatch(char) + end + end + end + end +end +local function manipulateeffect(tfmdata) + local effect=tfmdata.properties.effect + if effect then + local characters=tfmdata.characters + local parameters=tfmdata.parameters + local mathparameters=tfmdata.mathparameters + local multiplier=effect.width*100 + local factor=parameters.factor + local hfactor=parameters.hfactor + local vfactor=parameters.vfactor + local wdelta=effect.wdelta*hfactor*multiplier + local hdelta=effect.hdelta*vfactor*multiplier + local ddelta=effect.ddelta*vfactor*multiplier + local vshift=effect.vshift*vfactor*multiplier + local squeeze=effect.squeeze + local hshift=wdelta/2 + local dx=multiplier*vfactor + local dy=vshift + local factor=(1+effect.factor)*factor + local hfactor=(1+effect.hfactor)*hfactor + local vfactor=(1+effect.vfactor)*vfactor + local vshift=vshift~=0 and upcommand[vshift] or false + for unicode,character in next,characters do + local oldwidth=character.width + local oldheight=character.height + local olddepth=character.depth + if oldwidth and oldwidth>0 then + character.width=oldwidth+wdelta + local commands=character.commands + local hshift=rightcommand[hshift] + if vshift then + if commands then + prependcommands (commands, + hshift, + vshift + ) + else + character.commands={ + hshift, + vshift, + charcommand[unicode] + } + end + else + if commands then + prependcommands (commands, + hshift + ) + else + character.commands={ + hshift, + charcommand[unicode] + } + end + end + end + if oldheight and oldheight>0 then + character.height=oldheight+hdelta + end + if olddepth and olddepth>0 then + character.depth=olddepth+ddelta + end + end + if mathparameters then + setmathparameters(tfmdata,characters,mathparameters,dx,dy,squeeze) + setmathcharacters(tfmdata,characters,mathparameters,dx,dy,squeeze,wdelta,hdelta,ddelta) + end + parameters.factor=factor + parameters.hfactor=hfactor + parameters.vfactor=vfactor + if trace then + report_effect("applying") + report_effect(" effect : %s",effect.effect) + report_effect(" width : %s => %s",effect.width,multiplier) + report_effect(" factor : %s => %s",effect.factor,factor ) + report_effect(" hfactor : %s => %s",effect.hfactor,hfactor) + report_effect(" vfactor : %s => %s",effect.vfactor,vfactor) + report_effect(" wdelta : %s => %s",effect.wdelta,wdelta) + report_effect(" hdelta : %s => %s",effect.hdelta,hdelta) + report_effect(" ddelta : %s => %s",effect.ddelta,ddelta) + end + end +end +local specification={ + name="effect", + description="apply effects to glyphs", + initializers={ + base=initializeeffect, + node=initializeeffect, + }, + manipulators={ + base=manipulateeffect, + node=manipulateeffect, + }, +} +registerotffeature(specification) +registerafmfeature(specification) +local function initializeoutline(tfmdata,value) + value=tonumber(value) + if not value then + value=0 + else + value=tonumber(value) or 0 + end + local parameters=tfmdata.parameters + local properties=tfmdata.properties + parameters.mode=effects.outline + parameters.width=value*1000 + properties.effect={ + effect=effect, + width=width, + } +end +local specification={ + name="outline", + description="outline glyphs", + initializers={ + base=initializeoutline, + node=initializeoutline, + } +} +registerotffeature(specification) +registerafmfeature(specification) + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “font-imp-effects”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-lig” b9dbe77ce747d4c35bb2a20ffbe5aa51] --- + + +fonts.handlers.otf.addfeature { + ["dataset"]={ + { + ["data"]={ + ["À"]={ "A","̀" }, + ["Á"]={ "A","́" }, + ["Â"]={ "A","̂" }, + ["Ã"]={ "A","̃" }, + ["Ä"]={ "A","̈" }, + ["Å"]={ "A","̊" }, + ["Ç"]={ "C","̧" }, + ["È"]={ "E","̀" }, + ["É"]={ "E","́" }, + ["Ê"]={ "E","̂" }, + ["Ë"]={ "E","̈" }, + ["Ì"]={ "I","̀" }, + ["Í"]={ "I","́" }, + ["Î"]={ "I","̂" }, + ["Ï"]={ "I","̈" }, + ["Ñ"]={ "N","̃" }, + ["Ò"]={ "O","̀" }, + ["Ó"]={ "O","́" }, + ["Ô"]={ "O","̂" }, + ["Õ"]={ "O","̃" }, + ["Ö"]={ "O","̈" }, + ["Ù"]={ "U","̀" }, + ["Ú"]={ "U","́" }, + ["Û"]={ "U","̂" }, + ["Ü"]={ "U","̈" }, + ["Ý"]={ "Y","́" }, + ["à"]={ "a","̀" }, + ["á"]={ "a","́" }, + ["â"]={ "a","̂" }, + ["ã"]={ "a","̃" }, + ["ä"]={ "a","̈" }, + ["å"]={ "a","̊" }, + ["ç"]={ "c","̧" }, + ["è"]={ "e","̀" }, + ["é"]={ "e","́" }, + ["ê"]={ "e","̂" }, + ["ë"]={ "e","̈" }, + ["ì"]={ "i","̀" }, + ["í"]={ "i","́" }, + ["î"]={ "i","̂" }, + ["ï"]={ "i","̈" }, + ["ñ"]={ "n","̃" }, + ["ò"]={ "o","̀" }, + ["ó"]={ "o","́" }, + ["ô"]={ "o","̂" }, + ["õ"]={ "o","̃" }, + ["ö"]={ "o","̈" }, + ["ù"]={ "u","̀" }, + ["ú"]={ "u","́" }, + ["û"]={ "u","̂" }, + ["ü"]={ "u","̈" }, + ["ý"]={ "y","́" }, + ["ÿ"]={ "y","̈" }, + ["Ā"]={ "A","̄" }, + ["ā"]={ "a","̄" }, + ["Ă"]={ "A","̆" }, + ["ă"]={ "a","̆" }, + ["Ą"]={ "A","̨" }, + ["ą"]={ "a","̨" }, + ["Ć"]={ "C","́" }, + ["ć"]={ "c","́" }, + ["Ĉ"]={ "C","̂" }, + ["ĉ"]={ "c","̂" }, + ["Ċ"]={ "C","̇" }, + ["ċ"]={ "c","̇" }, + ["Č"]={ "C","̌" }, + ["č"]={ "c","̌" }, + ["Ď"]={ "D","̌" }, + ["ď"]={ "d","̌" }, + ["Ē"]={ "E","̄" }, + ["ē"]={ "e","̄" }, + ["Ĕ"]={ "E","̆" }, + ["ĕ"]={ "e","̆" }, + ["Ė"]={ "E","̇" }, + ["ė"]={ "e","̇" }, + ["Ę"]={ "E","̨" }, + ["ę"]={ "e","̨" }, + ["Ě"]={ "E","̌" }, + ["ě"]={ "e","̌" }, + ["Ĝ"]={ "G","̂" }, + ["ĝ"]={ "g","̂" }, + ["Ğ"]={ "G","̆" }, + ["ğ"]={ "g","̆" }, + ["Ġ"]={ "G","̇" }, + ["ġ"]={ "g","̇" }, + ["Ģ"]={ "G","̧" }, + ["ģ"]={ "g","̧" }, + ["Ĥ"]={ "H","̂" }, + ["ĥ"]={ "h","̂" }, + ["Ĩ"]={ "I","̃" }, + ["ĩ"]={ "i","̃" }, + ["Ī"]={ "I","̄" }, + ["ī"]={ "i","̄" }, + ["Ĭ"]={ "I","̆" }, + ["ĭ"]={ "i","̆" }, + ["Į"]={ "I","̨" }, + ["į"]={ "i","̨" }, + ["İ"]={ "I","̇" }, + ["Ĵ"]={ "J","̂" }, + ["ĵ"]={ "j","̂" }, + ["Ķ"]={ "K","̧" }, + ["ķ"]={ "k","̧" }, + ["Ĺ"]={ "L","́" }, + ["ĺ"]={ "l","́" }, + ["Ļ"]={ "L","̧" }, + ["ļ"]={ "l","̧" }, + ["Ľ"]={ "L","̌" }, + ["ľ"]={ "l","̌" }, + ["Ń"]={ "N","́" }, + ["ń"]={ "n","́" }, + ["Ņ"]={ "N","̧" }, + ["ņ"]={ "n","̧" }, + ["Ň"]={ "N","̌" }, + ["ň"]={ "n","̌" }, + ["Ō"]={ "O","̄" }, + ["ō"]={ "o","̄" }, + ["Ŏ"]={ "O","̆" }, + ["ŏ"]={ "o","̆" }, + ["Ő"]={ "O","̋" }, + ["ő"]={ "o","̋" }, + ["Ŕ"]={ "R","́" }, + ["ŕ"]={ "r","́" }, + ["Ŗ"]={ "R","̧" }, + ["ŗ"]={ "r","̧" }, + ["Ř"]={ "R","̌" }, + ["ř"]={ "r","̌" }, + ["Ś"]={ "S","́" }, + ["ś"]={ "s","́" }, + ["Ŝ"]={ "S","̂" }, + ["ŝ"]={ "s","̂" }, + ["Ş"]={ "S","̧" }, + ["ş"]={ "s","̧" }, + ["Š"]={ "S","̌" }, + ["š"]={ "s","̌" }, + ["Ţ"]={ "T","̧" }, + ["ţ"]={ "t","̧" }, + ["Ť"]={ "T","̌" }, + ["ť"]={ "t","̌" }, + ["Ũ"]={ "U","̃" }, + ["ũ"]={ "u","̃" }, + ["Ū"]={ "U","̄" }, + ["ū"]={ "u","̄" }, + ["Ŭ"]={ "U","̆" }, + ["ŭ"]={ "u","̆" }, + ["Ů"]={ "U","̊" }, + ["ů"]={ "u","̊" }, + ["Ű"]={ "U","̋" }, + ["ű"]={ "u","̋" }, + ["Ų"]={ "U","̨" }, + ["ų"]={ "u","̨" }, + ["Ŵ"]={ "W","̂" }, + ["ŵ"]={ "w","̂" }, + ["Ŷ"]={ "Y","̂" }, + ["ŷ"]={ "y","̂" }, + ["Ÿ"]={ "Y","̈" }, + ["Ź"]={ "Z","́" }, + ["ź"]={ "z","́" }, + ["Ż"]={ "Z","̇" }, + ["ż"]={ "z","̇" }, + ["Ž"]={ "Z","̌" }, + ["ž"]={ "z","̌" }, + ["Ơ"]={ "O","̛" }, + ["ơ"]={ "o","̛" }, + ["Ư"]={ "U","̛" }, + ["ư"]={ "u","̛" }, + ["Ǎ"]={ "A","̌" }, + ["ǎ"]={ "a","̌" }, + ["Ǐ"]={ "I","̌" }, + ["ǐ"]={ "i","̌" }, + ["Ǒ"]={ "O","̌" }, + ["ǒ"]={ "o","̌" }, + ["Ǔ"]={ "U","̌" }, + ["ǔ"]={ "u","̌" }, + ["Ǖ"]={ "Ü","̄" }, + ["ǖ"]={ "ü","̄" }, + ["Ǘ"]={ "Ü","́" }, + ["ǘ"]={ "ü","́" }, + ["Ǚ"]={ "Ü","̌" }, + ["ǚ"]={ "ü","̌" }, + ["Ǜ"]={ "Ü","̀" }, + ["ǜ"]={ "ü","̀" }, + ["Ǟ"]={ "Ä","̄" }, + ["ǟ"]={ "ä","̄" }, + ["Ǡ"]={ "Ȧ","̄" }, + ["ǡ"]={ "ȧ","̄" }, + ["Ǣ"]={ "Æ","̄" }, + ["ǣ"]={ "æ","̄" }, + ["Ǧ"]={ "G","̌" }, + ["ǧ"]={ "g","̌" }, + ["Ǩ"]={ "K","̌" }, + ["ǩ"]={ "k","̌" }, + ["Ǫ"]={ "O","̨" }, + ["ǫ"]={ "o","̨" }, + ["Ǭ"]={ "Ǫ","̄" }, + ["ǭ"]={ "ǫ","̄" }, + ["Ǯ"]={ "Ʒ","̌" }, + ["ǯ"]={ "ʒ","̌" }, + ["ǰ"]={ "j","̌" }, + ["Ǵ"]={ "G","́" }, + ["ǵ"]={ "g","́" }, + ["Ǹ"]={ "N","̀" }, + ["ǹ"]={ "n","̀" }, + ["Ǻ"]={ "Å","́" }, + ["ǻ"]={ "å","́" }, + ["Ǽ"]={ "Æ","́" }, + ["ǽ"]={ "æ","́" }, + ["Ǿ"]={ "Ø","́" }, + ["ǿ"]={ "ø","́" }, + ["Ȁ"]={ "A","̏" }, + ["ȁ"]={ "a","̏" }, + ["Ȃ"]={ "A","̑" }, + ["ȃ"]={ "a","̑" }, + ["Ȅ"]={ "E","̏" }, + ["ȅ"]={ "e","̏" }, + ["Ȇ"]={ "E","̑" }, + ["ȇ"]={ "e","̑" }, + ["Ȉ"]={ "I","̏" }, + ["ȉ"]={ "i","̏" }, + ["Ȋ"]={ "I","̑" }, + ["ȋ"]={ "i","̑" }, + ["Ȍ"]={ "O","̏" }, + ["ȍ"]={ "o","̏" }, + ["Ȏ"]={ "O","̑" }, + ["ȏ"]={ "o","̑" }, + ["Ȑ"]={ "R","̏" }, + ["ȑ"]={ "r","̏" }, + ["Ȓ"]={ "R","̑" }, + ["ȓ"]={ "r","̑" }, + ["Ȕ"]={ "U","̏" }, + ["ȕ"]={ "u","̏" }, + ["Ȗ"]={ "U","̑" }, + ["ȗ"]={ "u","̑" }, + ["Ș"]={ "S","̦" }, + ["ș"]={ "s","̦" }, + ["Ț"]={ "T","̦" }, + ["ț"]={ "t","̦" }, + ["Ȟ"]={ "H","̌" }, + ["ȟ"]={ "h","̌" }, + ["Ȧ"]={ "A","̇" }, + ["ȧ"]={ "a","̇" }, + ["Ȩ"]={ "E","̧" }, + ["ȩ"]={ "e","̧" }, + ["Ȫ"]={ "Ö","̄" }, + ["ȫ"]={ "ö","̄" }, + ["Ȭ"]={ "Õ","̄" }, + ["ȭ"]={ "õ","̄" }, + ["Ȯ"]={ "O","̇" }, + ["ȯ"]={ "o","̇" }, + ["Ȱ"]={ "Ȯ","̄" }, + ["ȱ"]={ "ȯ","̄" }, + ["Ȳ"]={ "Y","̄" }, + ["ȳ"]={ "y","̄" }, + ["̈́"]={ "̈","́" }, + ["΅"]={ "¨","́" }, + ["Ά"]={ "Α","́" }, + ["Έ"]={ "Ε","́" }, + ["Ή"]={ "Η","́" }, + ["Ί"]={ "Ι","́" }, + ["Ό"]={ "Ο","́" }, + ["Ύ"]={ "Υ","́" }, + ["Ώ"]={ "Ω","́" }, + ["ΐ"]={ "ϊ","́" }, + ["Ϊ"]={ "Ι","̈" }, + ["Ϋ"]={ "Υ","̈" }, + ["ά"]={ "α","́" }, + ["έ"]={ "ε","́" }, + ["ή"]={ "η","́" }, + ["ί"]={ "ι","́" }, + ["ΰ"]={ "ϋ","́" }, + ["ϊ"]={ "ι","̈" }, + ["ϋ"]={ "υ","̈" }, + ["ό"]={ "ο","́" }, + ["ύ"]={ "υ","́" }, + ["ώ"]={ "ω","́" }, + ["ϓ"]={ "ϒ","́" }, + ["ϔ"]={ "ϒ","̈" }, + ["Ѐ"]={ "Е","̀" }, + ["Ё"]={ "Е","̈" }, + ["Ѓ"]={ "Г","́" }, + ["Ї"]={ "І","̈" }, + ["Ќ"]={ "К","́" }, + ["Ѝ"]={ "И","̀" }, + ["Ў"]={ "У","̆" }, + ["Й"]={ "И","̆" }, + ["й"]={ "и","̆" }, + ["ѐ"]={ "е","̀" }, + ["ё"]={ "е","̈" }, + ["ѓ"]={ "г","́" }, + ["ї"]={ "і","̈" }, + ["ќ"]={ "к","́" }, + ["ѝ"]={ "и","̀" }, + ["ў"]={ "у","̆" }, + ["Ѷ"]={ "Ѵ","̏" }, + ["ѷ"]={ "ѵ","̏" }, + ["Ӂ"]={ "Ж","̆" }, + ["ӂ"]={ "ж","̆" }, + ["Ӑ"]={ "А","̆" }, + ["ӑ"]={ "а","̆" }, + ["Ӓ"]={ "А","̈" }, + ["ӓ"]={ "а","̈" }, + ["Ӗ"]={ "Е","̆" }, + ["ӗ"]={ "е","̆" }, + ["Ӛ"]={ "Ә","̈" }, + ["ӛ"]={ "ә","̈" }, + ["Ӝ"]={ "Ж","̈" }, + ["ӝ"]={ "ж","̈" }, + ["Ӟ"]={ "З","̈" }, + ["ӟ"]={ "з","̈" }, + ["Ӣ"]={ "И","̄" }, + ["ӣ"]={ "и","̄" }, + ["Ӥ"]={ "И","̈" }, + ["ӥ"]={ "и","̈" }, + ["Ӧ"]={ "О","̈" }, + ["ӧ"]={ "о","̈" }, + ["Ӫ"]={ "Ө","̈" }, + ["ӫ"]={ "ө","̈" }, + ["Ӭ"]={ "Э","̈" }, + ["ӭ"]={ "э","̈" }, + ["Ӯ"]={ "У","̄" }, + ["ӯ"]={ "у","̄" }, + ["Ӱ"]={ "У","̈" }, + ["ӱ"]={ "у","̈" }, + ["Ӳ"]={ "У","̋" }, + ["ӳ"]={ "у","̋" }, + ["Ӵ"]={ "Ч","̈" }, + ["ӵ"]={ "ч","̈" }, + ["Ӹ"]={ "Ы","̈" }, + ["ӹ"]={ "ы","̈" }, + ["آ"]={ "ا","ٓ" }, + ["أ"]={ "ا","ٔ" }, + ["ؤ"]={ "و","ٔ" }, + ["إ"]={ "ا","ٕ" }, + ["ئ"]={ "ي","ٔ" }, + ["ۀ"]={ "ە","ٔ" }, + ["ۂ"]={ "ہ","ٔ" }, + ["ۓ"]={ "ے","ٔ" }, + ["ऩ"]={ "न","़" }, + ["ऱ"]={ "र","़" }, + ["ऴ"]={ "ळ","़" }, + ["क़"]={ "क","़" }, + ["ख़"]={ "ख","़" }, + ["ग़"]={ "ग","़" }, + ["ज़"]={ "ज","़" }, + ["ड़"]={ "ड","़" }, + ["ढ़"]={ "ढ","़" }, + ["फ़"]={ "फ","़" }, + ["य़"]={ "य","़" }, + ["ো"]={ "ে","া" }, + ["ৌ"]={ "ে","ৗ" }, + ["ড়"]={ "ড","়" }, + ["ঢ়"]={ "ঢ","়" }, + ["য়"]={ "য","়" }, + ["ਲ਼"]={ "ਲ","਼" }, + ["ਸ਼"]={ "ਸ","਼" }, + ["ਖ਼"]={ "ਖ","਼" }, + ["ਗ਼"]={ "ਗ","਼" }, + ["ਜ਼"]={ "ਜ","਼" }, + ["ਫ਼"]={ "ਫ","਼" }, + ["ୈ"]={ "େ","ୖ" }, + ["ୋ"]={ "େ","ା" }, + ["ୌ"]={ "େ","ୗ" }, + ["ଡ଼"]={ "ଡ","଼" }, + ["ଢ଼"]={ "ଢ","଼" }, + ["ஔ"]={ "ஒ","ௗ" }, + ["ொ"]={ "ெ","ா" }, + ["ோ"]={ "ே","ா" }, + ["ௌ"]={ "ெ","ௗ" }, + ["ై"]={ "ె","ౖ" }, + ["ೀ"]={ "ಿ","ೕ" }, + ["ೇ"]={ "ೆ","ೕ" }, + ["ೈ"]={ "ೆ","ೖ" }, + ["ೊ"]={ "ೆ","ೂ" }, + ["ೋ"]={ "ೊ","ೕ" }, + ["ൊ"]={ "െ","ാ" }, + ["ോ"]={ "േ","ാ" }, + ["ൌ"]={ "െ","ൗ" }, + ["ේ"]={ "ෙ","්" }, + ["ො"]={ "ෙ","ා" }, + ["ෝ"]={ "ො","්" }, + ["ෞ"]={ "ෙ","ෟ" }, + ["གྷ"]={ "ག","ྷ" }, + ["ཌྷ"]={ "ཌ","ྷ" }, + ["དྷ"]={ "ད","ྷ" }, + ["བྷ"]={ "བ","ྷ" }, + ["ཛྷ"]={ "ཛ","ྷ" }, + ["ཀྵ"]={ "ཀ","ྵ" }, + ["ཱི"]={ "ཱ","ི" }, + ["ཱུ"]={ "ཱ","ུ" }, + ["ྲྀ"]={ "ྲ","ྀ" }, + ["ླྀ"]={ "ླ","ྀ" }, + ["ཱྀ"]={ "ཱ","ྀ" }, + ["ྒྷ"]={ "ྒ","ྷ" }, + ["ྜྷ"]={ "ྜ","ྷ" }, + ["ྡྷ"]={ "ྡ","ྷ" }, + ["ྦྷ"]={ "ྦ","ྷ" }, + ["ྫྷ"]={ "ྫ","ྷ" }, + ["ྐྵ"]={ "ྐ","ྵ" }, + ["ဦ"]={ "ဥ","ီ" }, + ["ᬆ"]={ "ᬅ","ᬵ" }, + ["ᬈ"]={ "ᬇ","ᬵ" }, + ["ᬊ"]={ "ᬉ","ᬵ" }, + ["ᬌ"]={ "ᬋ","ᬵ" }, + ["ᬎ"]={ "ᬍ","ᬵ" }, + ["ᬒ"]={ "ᬑ","ᬵ" }, + ["ᬻ"]={ "ᬺ","ᬵ" }, + ["ᬽ"]={ "ᬼ","ᬵ" }, + ["ᭀ"]={ "ᬾ","ᬵ" }, + ["ᭁ"]={ "ᬿ","ᬵ" }, + ["ᭃ"]={ "ᭂ","ᬵ" }, + ["Ḁ"]={ "A","̥" }, + ["ḁ"]={ "a","̥" }, + ["Ḃ"]={ "B","̇" }, + ["ḃ"]={ "b","̇" }, + ["Ḅ"]={ "B","̣" }, + ["ḅ"]={ "b","̣" }, + ["Ḇ"]={ "B","̱" }, + ["ḇ"]={ "b","̱" }, + ["Ḉ"]={ "Ç","́" }, + ["ḉ"]={ "ç","́" }, + ["Ḋ"]={ "D","̇" }, + ["ḋ"]={ "d","̇" }, + ["Ḍ"]={ "D","̣" }, + ["ḍ"]={ "d","̣" }, + ["Ḏ"]={ "D","̱" }, + ["ḏ"]={ "d","̱" }, + ["Ḑ"]={ "D","̧" }, + ["ḑ"]={ "d","̧" }, + ["Ḓ"]={ "D","̭" }, + ["ḓ"]={ "d","̭" }, + ["Ḕ"]={ "Ē","̀" }, + ["ḕ"]={ "ē","̀" }, + ["Ḗ"]={ "Ē","́" }, + ["ḗ"]={ "ē","́" }, + ["Ḙ"]={ "E","̭" }, + ["ḙ"]={ "e","̭" }, + ["Ḛ"]={ "E","̰" }, + ["ḛ"]={ "e","̰" }, + ["Ḝ"]={ "Ȩ","̆" }, + ["ḝ"]={ "ȩ","̆" }, + ["Ḟ"]={ "F","̇" }, + ["ḟ"]={ "f","̇" }, + ["Ḡ"]={ "G","̄" }, + ["ḡ"]={ "g","̄" }, + ["Ḣ"]={ "H","̇" }, + ["ḣ"]={ "h","̇" }, + ["Ḥ"]={ "H","̣" }, + ["ḥ"]={ "h","̣" }, + ["Ḧ"]={ "H","̈" }, + ["ḧ"]={ "h","̈" }, + ["Ḩ"]={ "H","̧" }, + ["ḩ"]={ "h","̧" }, + ["Ḫ"]={ "H","̮" }, + ["ḫ"]={ "h","̮" }, + ["Ḭ"]={ "I","̰" }, + ["ḭ"]={ "i","̰" }, + ["Ḯ"]={ "Ï","́" }, + ["ḯ"]={ "ï","́" }, + ["Ḱ"]={ "K","́" }, + ["ḱ"]={ "k","́" }, + ["Ḳ"]={ "K","̣" }, + ["ḳ"]={ "k","̣" }, + ["Ḵ"]={ "K","̱" }, + ["ḵ"]={ "k","̱" }, + ["Ḷ"]={ "L","̣" }, + ["ḷ"]={ "l","̣" }, + ["Ḹ"]={ "Ḷ","̄" }, + ["ḹ"]={ "ḷ","̄" }, + ["Ḻ"]={ "L","̱" }, + ["ḻ"]={ "l","̱" }, + ["Ḽ"]={ "L","̭" }, + ["ḽ"]={ "l","̭" }, + ["Ḿ"]={ "M","́" }, + ["ḿ"]={ "m","́" }, + ["Ṁ"]={ "M","̇" }, + ["ṁ"]={ "m","̇" }, + ["Ṃ"]={ "M","̣" }, + ["ṃ"]={ "m","̣" }, + ["Ṅ"]={ "N","̇" }, + ["ṅ"]={ "n","̇" }, + ["Ṇ"]={ "N","̣" }, + ["ṇ"]={ "n","̣" }, + ["Ṉ"]={ "N","̱" }, + ["ṉ"]={ "n","̱" }, + ["Ṋ"]={ "N","̭" }, + ["ṋ"]={ "n","̭" }, + ["Ṍ"]={ "Õ","́" }, + ["ṍ"]={ "õ","́" }, + ["Ṏ"]={ "Õ","̈" }, + ["ṏ"]={ "õ","̈" }, + ["Ṑ"]={ "Ō","̀" }, + ["ṑ"]={ "ō","̀" }, + ["Ṓ"]={ "Ō","́" }, + ["ṓ"]={ "ō","́" }, + ["Ṕ"]={ "P","́" }, + ["ṕ"]={ "p","́" }, + ["Ṗ"]={ "P","̇" }, + ["ṗ"]={ "p","̇" }, + ["Ṙ"]={ "R","̇" }, + ["ṙ"]={ "r","̇" }, + ["Ṛ"]={ "R","̣" }, + ["ṛ"]={ "r","̣" }, + ["Ṝ"]={ "Ṛ","̄" }, + ["ṝ"]={ "ṛ","̄" }, + ["Ṟ"]={ "R","̱" }, + ["ṟ"]={ "r","̱" }, + ["Ṡ"]={ "S","̇" }, + ["ṡ"]={ "s","̇" }, + ["Ṣ"]={ "S","̣" }, + ["ṣ"]={ "s","̣" }, + ["Ṥ"]={ "Ś","̇" }, + ["ṥ"]={ "ś","̇" }, + ["Ṧ"]={ "Š","̇" }, + ["ṧ"]={ "š","̇" }, + ["Ṩ"]={ "Ṣ","̇" }, + ["ṩ"]={ "ṣ","̇" }, + ["Ṫ"]={ "T","̇" }, + ["ṫ"]={ "t","̇" }, + ["Ṭ"]={ "T","̣" }, + ["ṭ"]={ "t","̣" }, + ["Ṯ"]={ "T","̱" }, + ["ṯ"]={ "t","̱" }, + ["Ṱ"]={ "T","̭" }, + ["ṱ"]={ "t","̭" }, + ["Ṳ"]={ "U","̤" }, + ["ṳ"]={ "u","̤" }, + ["Ṵ"]={ "U","̰" }, + ["ṵ"]={ "u","̰" }, + ["Ṷ"]={ "U","̭" }, + ["ṷ"]={ "u","̭" }, + ["Ṹ"]={ "Ũ","́" }, + ["ṹ"]={ "ũ","́" }, + ["Ṻ"]={ "Ū","̈" }, + ["ṻ"]={ "ū","̈" }, + ["Ṽ"]={ "V","̃" }, + ["ṽ"]={ "v","̃" }, + ["Ṿ"]={ "V","̣" }, + ["ṿ"]={ "v","̣" }, + ["Ẁ"]={ "W","̀" }, + ["ẁ"]={ "w","̀" }, + ["Ẃ"]={ "W","́" }, + ["ẃ"]={ "w","́" }, + ["Ẅ"]={ "W","̈" }, + ["ẅ"]={ "w","̈" }, + ["Ẇ"]={ "W","̇" }, + ["ẇ"]={ "w","̇" }, + ["Ẉ"]={ "W","̣" }, + ["ẉ"]={ "w","̣" }, + ["Ẋ"]={ "X","̇" }, + ["ẋ"]={ "x","̇" }, + ["Ẍ"]={ "X","̈" }, + ["ẍ"]={ "x","̈" }, + ["Ẏ"]={ "Y","̇" }, + ["ẏ"]={ "y","̇" }, + ["Ẑ"]={ "Z","̂" }, + ["ẑ"]={ "z","̂" }, + ["Ẓ"]={ "Z","̣" }, + ["ẓ"]={ "z","̣" }, + ["Ẕ"]={ "Z","̱" }, + ["ẕ"]={ "z","̱" }, + ["ẖ"]={ "h","̱" }, + ["ẗ"]={ "t","̈" }, + ["ẘ"]={ "w","̊" }, + ["ẙ"]={ "y","̊" }, + ["ẛ"]={ "ſ","̇" }, + ["Ạ"]={ "A","̣" }, + ["ạ"]={ "a","̣" }, + ["Ả"]={ "A","̉" }, + ["ả"]={ "a","̉" }, + ["Ấ"]={ "Â","́" }, + ["ấ"]={ "â","́" }, + ["Ầ"]={ "Â","̀" }, + ["ầ"]={ "â","̀" }, + ["Ẩ"]={ "Â","̉" }, + ["ẩ"]={ "â","̉" }, + ["Ẫ"]={ "Â","̃" }, + ["ẫ"]={ "â","̃" }, + ["Ậ"]={ "Ạ","̂" }, + ["ậ"]={ "ạ","̂" }, + ["Ắ"]={ "Ă","́" }, + ["ắ"]={ "ă","́" }, + ["Ằ"]={ "Ă","̀" }, + ["ằ"]={ "ă","̀" }, + ["Ẳ"]={ "Ă","̉" }, + ["ẳ"]={ "ă","̉" }, + ["Ẵ"]={ "Ă","̃" }, + ["ẵ"]={ "ă","̃" }, + ["Ặ"]={ "Ạ","̆" }, + ["ặ"]={ "ạ","̆" }, + ["Ẹ"]={ "E","̣" }, + ["ẹ"]={ "e","̣" }, + ["Ẻ"]={ "E","̉" }, + ["ẻ"]={ "e","̉" }, + ["Ẽ"]={ "E","̃" }, + ["ẽ"]={ "e","̃" }, + ["Ế"]={ "Ê","́" }, + ["ế"]={ "ê","́" }, + ["Ề"]={ "Ê","̀" }, + ["ề"]={ "ê","̀" }, + ["Ể"]={ "Ê","̉" }, + ["ể"]={ "ê","̉" }, + ["Ễ"]={ "Ê","̃" }, + ["ễ"]={ "ê","̃" }, + ["Ệ"]={ "Ẹ","̂" }, + ["ệ"]={ "ẹ","̂" }, + ["Ỉ"]={ "I","̉" }, + ["ỉ"]={ "i","̉" }, + ["Ị"]={ "I","̣" }, + ["ị"]={ "i","̣" }, + ["Ọ"]={ "O","̣" }, + ["ọ"]={ "o","̣" }, + ["Ỏ"]={ "O","̉" }, + ["ỏ"]={ "o","̉" }, + ["Ố"]={ "Ô","́" }, + ["ố"]={ "ô","́" }, + ["Ồ"]={ "Ô","̀" }, + ["ồ"]={ "ô","̀" }, + ["Ổ"]={ "Ô","̉" }, + ["ổ"]={ "ô","̉" }, + ["Ỗ"]={ "Ô","̃" }, + ["ỗ"]={ "ô","̃" }, + ["Ộ"]={ "Ọ","̂" }, + ["ộ"]={ "ọ","̂" }, + ["Ớ"]={ "Ơ","́" }, + ["ớ"]={ "ơ","́" }, + ["Ờ"]={ "Ơ","̀" }, + ["ờ"]={ "ơ","̀" }, + ["Ở"]={ "Ơ","̉" }, + ["ở"]={ "ơ","̉" }, + ["Ỡ"]={ "Ơ","̃" }, + ["ỡ"]={ "ơ","̃" }, + ["Ợ"]={ "Ơ","̣" }, + ["ợ"]={ "ơ","̣" }, + ["Ụ"]={ "U","̣" }, + ["ụ"]={ "u","̣" }, + ["Ủ"]={ "U","̉" }, + ["ủ"]={ "u","̉" }, + ["Ứ"]={ "Ư","́" }, + ["ứ"]={ "ư","́" }, + ["Ừ"]={ "Ư","̀" }, + ["ừ"]={ "ư","̀" }, + ["Ử"]={ "Ư","̉" }, + ["ử"]={ "ư","̉" }, + ["Ữ"]={ "Ư","̃" }, + ["ữ"]={ "ư","̃" }, + ["Ự"]={ "Ư","̣" }, + ["ự"]={ "ư","̣" }, + ["Ỳ"]={ "Y","̀" }, + ["ỳ"]={ "y","̀" }, + ["Ỵ"]={ "Y","̣" }, + ["ỵ"]={ "y","̣" }, + ["Ỷ"]={ "Y","̉" }, + ["ỷ"]={ "y","̉" }, + ["Ỹ"]={ "Y","̃" }, + ["ỹ"]={ "y","̃" }, + ["ἀ"]={ "α","̓" }, + ["ἁ"]={ "α","̔" }, + ["ἂ"]={ "ἀ","̀" }, + ["ἃ"]={ "ἁ","̀" }, + ["ἄ"]={ "ἀ","́" }, + ["ἅ"]={ "ἁ","́" }, + ["ἆ"]={ "ἀ","͂" }, + ["ἇ"]={ "ἁ","͂" }, + ["Ἀ"]={ "Α","̓" }, + ["Ἁ"]={ "Α","̔" }, + ["Ἂ"]={ "Ἀ","̀" }, + ["Ἃ"]={ "Ἁ","̀" }, + ["Ἄ"]={ "Ἀ","́" }, + ["Ἅ"]={ "Ἁ","́" }, + ["Ἆ"]={ "Ἀ","͂" }, + ["Ἇ"]={ "Ἁ","͂" }, + ["ἐ"]={ "ε","̓" }, + ["ἑ"]={ "ε","̔" }, + ["ἒ"]={ "ἐ","̀" }, + ["ἓ"]={ "ἑ","̀" }, + ["ἔ"]={ "ἐ","́" }, + ["ἕ"]={ "ἑ","́" }, + ["Ἐ"]={ "Ε","̓" }, + ["Ἑ"]={ "Ε","̔" }, + ["Ἒ"]={ "Ἐ","̀" }, + ["Ἓ"]={ "Ἑ","̀" }, + ["Ἔ"]={ "Ἐ","́" }, + ["Ἕ"]={ "Ἑ","́" }, + ["ἠ"]={ "η","̓" }, + ["ἡ"]={ "η","̔" }, + ["ἢ"]={ "ἠ","̀" }, + ["ἣ"]={ "ἡ","̀" }, + ["ἤ"]={ "ἠ","́" }, + ["ἥ"]={ "ἡ","́" }, + ["ἦ"]={ "ἠ","͂" }, + ["ἧ"]={ "ἡ","͂" }, + ["Ἠ"]={ "Η","̓" }, + ["Ἡ"]={ "Η","̔" }, + ["Ἢ"]={ "Ἠ","̀" }, + ["Ἣ"]={ "Ἡ","̀" }, + ["Ἤ"]={ "Ἠ","́" }, + ["Ἥ"]={ "Ἡ","́" }, + ["Ἦ"]={ "Ἠ","͂" }, + ["Ἧ"]={ "Ἡ","͂" }, + ["ἰ"]={ "ι","̓" }, + ["ἱ"]={ "ι","̔" }, + ["ἲ"]={ "ἰ","̀" }, + ["ἳ"]={ "ἱ","̀" }, + ["ἴ"]={ "ἰ","́" }, + ["ἵ"]={ "ἱ","́" }, + ["ἶ"]={ "ἰ","͂" }, + ["ἷ"]={ "ἱ","͂" }, + ["Ἰ"]={ "Ι","̓" }, + ["Ἱ"]={ "Ι","̔" }, + ["Ἲ"]={ "Ἰ","̀" }, + ["Ἳ"]={ "Ἱ","̀" }, + ["Ἴ"]={ "Ἰ","́" }, + ["Ἵ"]={ "Ἱ","́" }, + ["Ἶ"]={ "Ἰ","͂" }, + ["Ἷ"]={ "Ἱ","͂" }, + ["ὀ"]={ "ο","̓" }, + ["ὁ"]={ "ο","̔" }, + ["ὂ"]={ "ὀ","̀" }, + ["ὃ"]={ "ὁ","̀" }, + ["ὄ"]={ "ὀ","́" }, + ["ὅ"]={ "ὁ","́" }, + ["Ὀ"]={ "Ο","̓" }, + ["Ὁ"]={ "Ο","̔" }, + ["Ὂ"]={ "Ὀ","̀" }, + ["Ὃ"]={ "Ὁ","̀" }, + ["Ὄ"]={ "Ὀ","́" }, + ["Ὅ"]={ "Ὁ","́" }, + ["ὐ"]={ "υ","̓" }, + ["ὑ"]={ "υ","̔" }, + ["ὒ"]={ "ὐ","̀" }, + ["ὓ"]={ "ὑ","̀" }, + ["ὔ"]={ "ὐ","́" }, + ["ὕ"]={ "ὑ","́" }, + ["ὖ"]={ "ὐ","͂" }, + ["ὗ"]={ "ὑ","͂" }, + ["Ὑ"]={ "Υ","̔" }, + ["Ὓ"]={ "Ὑ","̀" }, + ["Ὕ"]={ "Ὑ","́" }, + ["Ὗ"]={ "Ὑ","͂" }, + ["ὠ"]={ "ω","̓" }, + ["ὡ"]={ "ω","̔" }, + ["ὢ"]={ "ὠ","̀" }, + ["ὣ"]={ "ὡ","̀" }, + ["ὤ"]={ "ὠ","́" }, + ["ὥ"]={ "ὡ","́" }, + ["ὦ"]={ "ὠ","͂" }, + ["ὧ"]={ "ὡ","͂" }, + ["Ὠ"]={ "Ω","̓" }, + ["Ὡ"]={ "Ω","̔" }, + ["Ὢ"]={ "Ὠ","̀" }, + ["Ὣ"]={ "Ὡ","̀" }, + ["Ὤ"]={ "Ὠ","́" }, + ["Ὥ"]={ "Ὡ","́" }, + ["Ὦ"]={ "Ὠ","͂" }, + ["Ὧ"]={ "Ὡ","͂" }, + ["ὰ"]={ "α","̀" }, + ["ὲ"]={ "ε","̀" }, + ["ὴ"]={ "η","̀" }, + ["ὶ"]={ "ι","̀" }, + ["ὸ"]={ "ο","̀" }, + ["ὺ"]={ "υ","̀" }, + ["ὼ"]={ "ω","̀" }, + ["ᾀ"]={ "ἀ","ͅ" }, + ["ᾁ"]={ "ἁ","ͅ" }, + ["ᾂ"]={ "ἂ","ͅ" }, + ["ᾃ"]={ "ἃ","ͅ" }, + ["ᾄ"]={ "ἄ","ͅ" }, + ["ᾅ"]={ "ἅ","ͅ" }, + ["ᾆ"]={ "ἆ","ͅ" }, + ["ᾇ"]={ "ἇ","ͅ" }, + ["ᾈ"]={ "Ἀ","ͅ" }, + ["ᾉ"]={ "Ἁ","ͅ" }, + ["ᾊ"]={ "Ἂ","ͅ" }, + ["ᾋ"]={ "Ἃ","ͅ" }, + ["ᾌ"]={ "Ἄ","ͅ" }, + ["ᾍ"]={ "Ἅ","ͅ" }, + ["ᾎ"]={ "Ἆ","ͅ" }, + ["ᾏ"]={ "Ἇ","ͅ" }, + ["ᾐ"]={ "ἠ","ͅ" }, + ["ᾑ"]={ "ἡ","ͅ" }, + ["ᾒ"]={ "ἢ","ͅ" }, + ["ᾓ"]={ "ἣ","ͅ" }, + ["ᾔ"]={ "ἤ","ͅ" }, + ["ᾕ"]={ "ἥ","ͅ" }, + ["ᾖ"]={ "ἦ","ͅ" }, + ["ᾗ"]={ "ἧ","ͅ" }, + ["ᾘ"]={ "Ἠ","ͅ" }, + ["ᾙ"]={ "Ἡ","ͅ" }, + ["ᾚ"]={ "Ἢ","ͅ" }, + ["ᾛ"]={ "Ἣ","ͅ" }, + ["ᾜ"]={ "Ἤ","ͅ" }, + ["ᾝ"]={ "Ἥ","ͅ" }, + ["ᾞ"]={ "Ἦ","ͅ" }, + ["ᾟ"]={ "Ἧ","ͅ" }, + ["ᾠ"]={ "ὠ","ͅ" }, + ["ᾡ"]={ "ὡ","ͅ" }, + ["ᾢ"]={ "ὢ","ͅ" }, + ["ᾣ"]={ "ὣ","ͅ" }, + ["ᾤ"]={ "ὤ","ͅ" }, + ["ᾥ"]={ "ὥ","ͅ" }, + ["ᾦ"]={ "ὦ","ͅ" }, + ["ᾧ"]={ "ὧ","ͅ" }, + ["ᾨ"]={ "Ὠ","ͅ" }, + ["ᾩ"]={ "Ὡ","ͅ" }, + ["ᾪ"]={ "Ὢ","ͅ" }, + ["ᾫ"]={ "Ὣ","ͅ" }, + ["ᾬ"]={ "Ὤ","ͅ" }, + ["ᾭ"]={ "Ὥ","ͅ" }, + ["ᾮ"]={ "Ὦ","ͅ" }, + ["ᾯ"]={ "Ὧ","ͅ" }, + ["ᾰ"]={ "α","̆" }, + ["ᾱ"]={ "α","̄" }, + ["ᾲ"]={ "ὰ","ͅ" }, + ["ᾳ"]={ "α","ͅ" }, + ["ᾴ"]={ "ά","ͅ" }, + ["ᾶ"]={ "α","͂" }, + ["ᾷ"]={ "ᾶ","ͅ" }, + ["Ᾰ"]={ "Α","̆" }, + ["Ᾱ"]={ "Α","̄" }, + ["Ὰ"]={ "Α","̀" }, + ["ᾼ"]={ "Α","ͅ" }, + ["῁"]={ "¨","͂" }, + ["ῂ"]={ "ὴ","ͅ" }, + ["ῃ"]={ "η","ͅ" }, + ["ῄ"]={ "ή","ͅ" }, + ["ῆ"]={ "η","͂" }, + ["ῇ"]={ "ῆ","ͅ" }, + ["Ὲ"]={ "Ε","̀" }, + ["Ὴ"]={ "Η","̀" }, + ["ῌ"]={ "Η","ͅ" }, + ["῍"]={ "᾿","̀" }, + ["῎"]={ "᾿","́" }, + ["῏"]={ "᾿","͂" }, + ["ῐ"]={ "ι","̆" }, + ["ῑ"]={ "ι","̄" }, + ["ῒ"]={ "ϊ","̀" }, + ["ῖ"]={ "ι","͂" }, + ["ῗ"]={ "ϊ","͂" }, + ["Ῐ"]={ "Ι","̆" }, + ["Ῑ"]={ "Ι","̄" }, + ["Ὶ"]={ "Ι","̀" }, + ["῝"]={ "῾","̀" }, + ["῞"]={ "῾","́" }, + ["῟"]={ "῾","͂" }, + ["ῠ"]={ "υ","̆" }, + ["ῡ"]={ "υ","̄" }, + ["ῢ"]={ "ϋ","̀" }, + ["ῤ"]={ "ρ","̓" }, + ["ῥ"]={ "ρ","̔" }, + ["ῦ"]={ "υ","͂" }, + ["ῧ"]={ "ϋ","͂" }, + ["Ῠ"]={ "Υ","̆" }, + ["Ῡ"]={ "Υ","̄" }, + ["Ὺ"]={ "Υ","̀" }, + ["Ῥ"]={ "Ρ","̔" }, + ["῭"]={ "¨","̀" }, + ["ῲ"]={ "ὼ","ͅ" }, + ["ῳ"]={ "ω","ͅ" }, + ["ῴ"]={ "ώ","ͅ" }, + ["ῶ"]={ "ω","͂" }, + ["ῷ"]={ "ῶ","ͅ" }, + ["Ὸ"]={ "Ο","̀" }, + ["Ὼ"]={ "Ω","̀" }, + ["ῼ"]={ "Ω","ͅ" }, + ["↚"]={ "←","̸" }, + ["↛"]={ "→","̸" }, + ["↮"]={ "↔","̸" }, + ["⇍"]={ "⇐","̸" }, + ["⇎"]={ "⇔","̸" }, + ["⇏"]={ "⇒","̸" }, + ["∄"]={ "∃","̸" }, + ["∉"]={ "∈","̸" }, + ["∌"]={ "∋","̸" }, + ["∤"]={ "∣","̸" }, + ["∦"]={ "∥","̸" }, + ["≁"]={ "∼","̸" }, + ["≄"]={ "≃","̸" }, + ["≇"]={ "≅","̸" }, + ["≉"]={ "≈","̸" }, + ["≠"]={ "=","̸" }, + ["≢"]={ "≡","̸" }, + ["≭"]={ "≍","̸" }, + ["≮"]={ "<","̸" }, + ["≯"]={ ">","̸" }, + ["≰"]={ "≤","̸" }, + ["≱"]={ "≥","̸" }, + ["≴"]={ "≲","̸" }, + ["≵"]={ "≳","̸" }, + ["≸"]={ "≶","̸" }, + ["≹"]={ "≷","̸" }, + ["⊀"]={ "≺","̸" }, + ["⊁"]={ "≻","̸" }, + ["⊄"]={ "⊂","̸" }, + ["⊅"]={ "⊃","̸" }, + ["⊈"]={ "⊆","̸" }, + ["⊉"]={ "⊇","̸" }, + ["⊬"]={ "⊢","̸" }, + ["⊭"]={ "⊨","̸" }, + ["⊮"]={ "⊩","̸" }, + ["⊯"]={ "⊫","̸" }, + ["⋠"]={ "≼","̸" }, + ["⋡"]={ "≽","̸" }, + ["⋢"]={ "⊑","̸" }, + ["⋣"]={ "⊒","̸" }, + ["⋪"]={ "⊲","̸" }, + ["⋫"]={ "⊳","̸" }, + ["⋬"]={ "⊴","̸" }, + ["⋭"]={ "⊵","̸" }, + ["⫝̸"]={ "⫝","̸" }, + ["が"]={ "か","゙" }, + ["ぎ"]={ "き","゙" }, + ["ぐ"]={ "く","゙" }, + ["げ"]={ "け","゙" }, + ["ご"]={ "こ","゙" }, + ["ざ"]={ "さ","゙" }, + ["じ"]={ "し","゙" }, + ["ず"]={ "す","゙" }, + ["ぜ"]={ "せ","゙" }, + ["ぞ"]={ "そ","゙" }, + ["だ"]={ "た","゙" }, + ["ぢ"]={ "ち","゙" }, + ["づ"]={ "つ","゙" }, + ["で"]={ "て","゙" }, + ["ど"]={ "と","゙" }, + ["ば"]={ "は","゙" }, + ["ぱ"]={ "は","゚" }, + ["び"]={ "ひ","゙" }, + ["ぴ"]={ "ひ","゚" }, + ["ぶ"]={ "ふ","゙" }, + ["ぷ"]={ "ふ","゚" }, + ["べ"]={ "へ","゙" }, + ["ぺ"]={ "へ","゚" }, + ["ぼ"]={ "ほ","゙" }, + ["ぽ"]={ "ほ","゚" }, + ["ゔ"]={ "う","゙" }, + ["ゞ"]={ "ゝ","゙" }, + ["ガ"]={ "カ","゙" }, + ["ギ"]={ "キ","゙" }, + ["グ"]={ "ク","゙" }, + ["ゲ"]={ "ケ","゙" }, + ["ゴ"]={ "コ","゙" }, + ["ザ"]={ "サ","゙" }, + ["ジ"]={ "シ","゙" }, + ["ズ"]={ "ス","゙" }, + ["ゼ"]={ "セ","゙" }, + ["ゾ"]={ "ソ","゙" }, + ["ダ"]={ "タ","゙" }, + ["ヂ"]={ "チ","゙" }, + ["ヅ"]={ "ツ","゙" }, + ["デ"]={ "テ","゙" }, + ["ド"]={ "ト","゙" }, + ["バ"]={ "ハ","゙" }, + ["パ"]={ "ハ","゚" }, + ["ビ"]={ "ヒ","゙" }, + ["ピ"]={ "ヒ","゚" }, + ["ブ"]={ "フ","゙" }, + ["プ"]={ "フ","゚" }, + ["ベ"]={ "ヘ","゙" }, + ["ペ"]={ "ヘ","゚" }, + ["ボ"]={ "ホ","゙" }, + ["ポ"]={ "ホ","゚" }, + ["ヴ"]={ "ウ","゙" }, + ["ヷ"]={ "ワ","゙" }, + ["ヸ"]={ "ヰ","゙" }, + ["ヹ"]={ "ヱ","゙" }, + ["ヺ"]={ "ヲ","゙" }, + ["ヾ"]={ "ヽ","゙" }, + ["יִ"]={ "י","ִ" }, + ["ײַ"]={ "ײ","ַ" }, + ["שׁ"]={ "ש","ׁ" }, + ["שׂ"]={ "ש","ׂ" }, + ["שּׁ"]={ "שּ","ׁ" }, + ["שּׂ"]={ "שּ","ׂ" }, + ["אַ"]={ "א","ַ" }, + ["אָ"]={ "א","ָ" }, + ["אּ"]={ "א","ּ" }, + ["בּ"]={ "ב","ּ" }, + ["גּ"]={ "ג","ּ" }, + ["דּ"]={ "ד","ּ" }, + ["הּ"]={ "ה","ּ" }, + ["וּ"]={ "ו","ּ" }, + ["זּ"]={ "ז","ּ" }, + ["טּ"]={ "ט","ּ" }, + ["יּ"]={ "י","ּ" }, + ["ךּ"]={ "ך","ּ" }, + ["כּ"]={ "כ","ּ" }, + ["לּ"]={ "ל","ּ" }, + ["מּ"]={ "מ","ּ" }, + ["נּ"]={ "נ","ּ" }, + ["סּ"]={ "ס","ּ" }, + ["ףּ"]={ "ף","ּ" }, + ["פּ"]={ "פ","ּ" }, + ["צּ"]={ "צ","ּ" }, + ["קּ"]={ "ק","ּ" }, + ["רּ"]={ "ר","ּ" }, + ["שּ"]={ "ש","ּ" }, + ["תּ"]={ "ת","ּ" }, + ["וֹ"]={ "ו","ֹ" }, + ["בֿ"]={ "ב","ֿ" }, + ["כֿ"]={ "כ","ֿ" }, + ["פֿ"]={ "פ","ֿ" }, + ["𑂚"]={ "𑂙","𑂺" }, + ["𑂜"]={ "𑂛","𑂺" }, + ["𑂫"]={ "𑂥","𑂺" }, + ["𑄮"]={ "𑄱","𑄧" }, + ["𑄯"]={ "𑄲","𑄧" }, + ["𑍋"]={ "𑍇","𑌾" }, + ["𑍌"]={ "𑍇","𑍗" }, + ["𑒻"]={ "𑒹","𑒺" }, + ["𑒼"]={ "𑒹","𑒰" }, + ["𑒾"]={ "𑒹","𑒽" }, + ["𑖺"]={ "𑖸","𑖯" }, + ["𑖻"]={ "𑖹","𑖯" }, + ["𝅗𝅥"]={ "𝅗","𝅥" }, + ["𝅘𝅥"]={ "𝅘","𝅥" }, + ["𝅘𝅥𝅮"]={ "𝅘𝅥","𝅮" }, + ["𝅘𝅥𝅯"]={ "𝅘𝅥","𝅯" }, + ["𝅘𝅥𝅰"]={ "𝅘𝅥","𝅰" }, + ["𝅘𝅥𝅱"]={ "𝅘𝅥","𝅱" }, + ["𝅘𝅥𝅲"]={ "𝅘𝅥","𝅲" }, + ["𝆹𝅥"]={ "𝆹","𝅥" }, + ["𝆺𝅥"]={ "𝆺","𝅥" }, + ["𝆹𝅥𝅮"]={ "𝆹𝅥","𝅮" }, + ["𝆺𝅥𝅮"]={ "𝆺𝅥","𝅮" }, + ["𝆹𝅥𝅯"]={ "𝆹𝅥","𝅯" }, + ["𝆺𝅥𝅯"]={ "𝆺𝅥","𝅯" }, + }, + }, + { + ["data"]={ + ["À"]={ "A","̀" }, + ["Á"]={ "A","́" }, + ["Â"]={ "A","̂" }, + ["Ã"]={ "A","̃" }, + ["Ä"]={ "A","̈" }, + ["Å"]={ "A","̊" }, + ["Ç"]={ "C","̧" }, + ["È"]={ "E","̀" }, + ["É"]={ "E","́" }, + ["Ê"]={ "E","̂" }, + ["Ë"]={ "E","̈" }, + ["Ì"]={ "I","̀" }, + ["Í"]={ "I","́" }, + ["Î"]={ "I","̂" }, + ["Ï"]={ "I","̈" }, + ["Ñ"]={ "N","̃" }, + ["Ò"]={ "O","̀" }, + ["Ó"]={ "O","́" }, + ["Ô"]={ "O","̂" }, + ["Õ"]={ "O","̃" }, + ["Ö"]={ "O","̈" }, + ["Ù"]={ "U","̀" }, + ["Ú"]={ "U","́" }, + ["Û"]={ "U","̂" }, + ["Ü"]={ "U","̈" }, + ["Ý"]={ "Y","́" }, + ["à"]={ "a","̀" }, + ["á"]={ "a","́" }, + ["â"]={ "a","̂" }, + ["ã"]={ "a","̃" }, + ["ä"]={ "a","̈" }, + ["å"]={ "a","̊" }, + ["ç"]={ "c","̧" }, + ["è"]={ "e","̀" }, + ["é"]={ "e","́" }, + ["ê"]={ "e","̂" }, + ["ë"]={ "e","̈" }, + ["ì"]={ "i","̀" }, + ["í"]={ "i","́" }, + ["î"]={ "i","̂" }, + ["ï"]={ "i","̈" }, + ["ñ"]={ "n","̃" }, + ["ò"]={ "o","̀" }, + ["ó"]={ "o","́" }, + ["ô"]={ "o","̂" }, + ["õ"]={ "o","̃" }, + ["ö"]={ "o","̈" }, + ["ù"]={ "u","̀" }, + ["ú"]={ "u","́" }, + ["û"]={ "u","̂" }, + ["ü"]={ "u","̈" }, + ["ý"]={ "y","́" }, + ["ÿ"]={ "y","̈" }, + ["Ā"]={ "A","̄" }, + ["ā"]={ "a","̄" }, + ["Ă"]={ "A","̆" }, + ["ă"]={ "a","̆" }, + ["Ą"]={ "A","̨" }, + ["ą"]={ "a","̨" }, + ["Ć"]={ "C","́" }, + ["ć"]={ "c","́" }, + ["Ĉ"]={ "C","̂" }, + ["ĉ"]={ "c","̂" }, + ["Ċ"]={ "C","̇" }, + ["ċ"]={ "c","̇" }, + ["Č"]={ "C","̌" }, + ["č"]={ "c","̌" }, + ["Ď"]={ "D","̌" }, + ["ď"]={ "d","̌" }, + ["Ē"]={ "E","̄" }, + ["ē"]={ "e","̄" }, + ["Ĕ"]={ "E","̆" }, + ["ĕ"]={ "e","̆" }, + ["Ė"]={ "E","̇" }, + ["ė"]={ "e","̇" }, + ["Ę"]={ "E","̨" }, + ["ę"]={ "e","̨" }, + ["Ě"]={ "E","̌" }, + ["ě"]={ "e","̌" }, + ["Ĝ"]={ "G","̂" }, + ["ĝ"]={ "g","̂" }, + ["Ğ"]={ "G","̆" }, + ["ğ"]={ "g","̆" }, + ["Ġ"]={ "G","̇" }, + ["ġ"]={ "g","̇" }, + ["Ģ"]={ "G","̧" }, + ["ģ"]={ "g","̧" }, + ["Ĥ"]={ "H","̂" }, + ["ĥ"]={ "h","̂" }, + ["Ĩ"]={ "I","̃" }, + ["ĩ"]={ "i","̃" }, + ["Ī"]={ "I","̄" }, + ["ī"]={ "i","̄" }, + ["Ĭ"]={ "I","̆" }, + ["ĭ"]={ "i","̆" }, + ["Į"]={ "I","̨" }, + ["į"]={ "i","̨" }, + ["İ"]={ "I","̇" }, + ["Ĵ"]={ "J","̂" }, + ["ĵ"]={ "j","̂" }, + ["Ķ"]={ "K","̧" }, + ["ķ"]={ "k","̧" }, + ["Ĺ"]={ "L","́" }, + ["ĺ"]={ "l","́" }, + ["Ļ"]={ "L","̧" }, + ["ļ"]={ "l","̧" }, + ["Ľ"]={ "L","̌" }, + ["ľ"]={ "l","̌" }, + ["Ń"]={ "N","́" }, + ["ń"]={ "n","́" }, + ["Ņ"]={ "N","̧" }, + ["ņ"]={ "n","̧" }, + ["Ň"]={ "N","̌" }, + ["ň"]={ "n","̌" }, + ["Ō"]={ "O","̄" }, + ["ō"]={ "o","̄" }, + ["Ŏ"]={ "O","̆" }, + ["ŏ"]={ "o","̆" }, + ["Ő"]={ "O","̋" }, + ["ő"]={ "o","̋" }, + ["Ŕ"]={ "R","́" }, + ["ŕ"]={ "r","́" }, + ["Ŗ"]={ "R","̧" }, + ["ŗ"]={ "r","̧" }, + ["Ř"]={ "R","̌" }, + ["ř"]={ "r","̌" }, + ["Ś"]={ "S","́" }, + ["ś"]={ "s","́" }, + ["Ŝ"]={ "S","̂" }, + ["ŝ"]={ "s","̂" }, + ["Ş"]={ "S","̧" }, + ["ş"]={ "s","̧" }, + ["Š"]={ "S","̌" }, + ["š"]={ "s","̌" }, + ["Ţ"]={ "T","̧" }, + ["ţ"]={ "t","̧" }, + ["Ť"]={ "T","̌" }, + ["ť"]={ "t","̌" }, + ["Ũ"]={ "U","̃" }, + ["ũ"]={ "u","̃" }, + ["Ū"]={ "U","̄" }, + ["ū"]={ "u","̄" }, + ["Ŭ"]={ "U","̆" }, + ["ŭ"]={ "u","̆" }, + ["Ů"]={ "U","̊" }, + ["ů"]={ "u","̊" }, + ["Ű"]={ "U","̋" }, + ["ű"]={ "u","̋" }, + ["Ų"]={ "U","̨" }, + ["ų"]={ "u","̨" }, + ["Ŵ"]={ "W","̂" }, + ["ŵ"]={ "w","̂" }, + ["Ŷ"]={ "Y","̂" }, + ["ŷ"]={ "y","̂" }, + ["Ÿ"]={ "Y","̈" }, + ["Ź"]={ "Z","́" }, + ["ź"]={ "z","́" }, + ["Ż"]={ "Z","̇" }, + ["ż"]={ "z","̇" }, + ["Ž"]={ "Z","̌" }, + ["ž"]={ "z","̌" }, + ["Ơ"]={ "O","̛" }, + ["ơ"]={ "o","̛" }, + ["Ư"]={ "U","̛" }, + ["ư"]={ "u","̛" }, + ["Ǎ"]={ "A","̌" }, + ["ǎ"]={ "a","̌" }, + ["Ǐ"]={ "I","̌" }, + ["ǐ"]={ "i","̌" }, + ["Ǒ"]={ "O","̌" }, + ["ǒ"]={ "o","̌" }, + ["Ǔ"]={ "U","̌" }, + ["ǔ"]={ "u","̌" }, + ["Ǖ"]={ "Ü","̄" }, + ["ǖ"]={ "ü","̄" }, + ["Ǘ"]={ "Ü","́" }, + ["ǘ"]={ "ü","́" }, + ["Ǚ"]={ "Ü","̌" }, + ["ǚ"]={ "ü","̌" }, + ["Ǜ"]={ "Ü","̀" }, + ["ǜ"]={ "ü","̀" }, + ["Ǟ"]={ "Ä","̄" }, + ["ǟ"]={ "ä","̄" }, + ["Ǡ"]={ "Ȧ","̄" }, + ["ǡ"]={ "ȧ","̄" }, + ["Ǣ"]={ "Æ","̄" }, + ["ǣ"]={ "æ","̄" }, + ["Ǧ"]={ "G","̌" }, + ["ǧ"]={ "g","̌" }, + ["Ǩ"]={ "K","̌" }, + ["ǩ"]={ "k","̌" }, + ["Ǫ"]={ "O","̨" }, + ["ǫ"]={ "o","̨" }, + ["Ǭ"]={ "Ǫ","̄" }, + ["ǭ"]={ "ǫ","̄" }, + ["Ǯ"]={ "Ʒ","̌" }, + ["ǯ"]={ "ʒ","̌" }, + ["ǰ"]={ "j","̌" }, + ["Ǵ"]={ "G","́" }, + ["ǵ"]={ "g","́" }, + ["Ǹ"]={ "N","̀" }, + ["ǹ"]={ "n","̀" }, + ["Ǻ"]={ "Å","́" }, + ["ǻ"]={ "å","́" }, + ["Ǽ"]={ "Æ","́" }, + ["ǽ"]={ "æ","́" }, + ["Ǿ"]={ "Ø","́" }, + ["ǿ"]={ "ø","́" }, + ["Ȁ"]={ "A","̏" }, + ["ȁ"]={ "a","̏" }, + ["Ȃ"]={ "A","̑" }, + ["ȃ"]={ "a","̑" }, + ["Ȅ"]={ "E","̏" }, + ["ȅ"]={ "e","̏" }, + ["Ȇ"]={ "E","̑" }, + ["ȇ"]={ "e","̑" }, + ["Ȉ"]={ "I","̏" }, + ["ȉ"]={ "i","̏" }, + ["Ȋ"]={ "I","̑" }, + ["ȋ"]={ "i","̑" }, + ["Ȍ"]={ "O","̏" }, + ["ȍ"]={ "o","̏" }, + ["Ȏ"]={ "O","̑" }, + ["ȏ"]={ "o","̑" }, + ["Ȑ"]={ "R","̏" }, + ["ȑ"]={ "r","̏" }, + ["Ȓ"]={ "R","̑" }, + ["ȓ"]={ "r","̑" }, + ["Ȕ"]={ "U","̏" }, + ["ȕ"]={ "u","̏" }, + ["Ȗ"]={ "U","̑" }, + ["ȗ"]={ "u","̑" }, + ["Ș"]={ "S","̦" }, + ["ș"]={ "s","̦" }, + ["Ț"]={ "T","̦" }, + ["ț"]={ "t","̦" }, + ["Ȟ"]={ "H","̌" }, + ["ȟ"]={ "h","̌" }, + ["Ȧ"]={ "A","̇" }, + ["ȧ"]={ "a","̇" }, + ["Ȩ"]={ "E","̧" }, + ["ȩ"]={ "e","̧" }, + ["Ȫ"]={ "Ö","̄" }, + ["ȫ"]={ "ö","̄" }, + ["Ȭ"]={ "Õ","̄" }, + ["ȭ"]={ "õ","̄" }, + ["Ȯ"]={ "O","̇" }, + ["ȯ"]={ "o","̇" }, + ["Ȱ"]={ "Ȯ","̄" }, + ["ȱ"]={ "ȯ","̄" }, + ["Ȳ"]={ "Y","̄" }, + ["ȳ"]={ "y","̄" }, + ["̈́"]={ "̈","́" }, + ["΅"]={ "¨","́" }, + ["Ά"]={ "Α","́" }, + ["Έ"]={ "Ε","́" }, + ["Ή"]={ "Η","́" }, + ["Ί"]={ "Ι","́" }, + ["Ό"]={ "Ο","́" }, + ["Ύ"]={ "Υ","́" }, + ["Ώ"]={ "Ω","́" }, + ["ΐ"]={ "ϊ","́" }, + ["Ϊ"]={ "Ι","̈" }, + ["Ϋ"]={ "Υ","̈" }, + ["ά"]={ "α","́" }, + ["έ"]={ "ε","́" }, + ["ή"]={ "η","́" }, + ["ί"]={ "ι","́" }, + ["ΰ"]={ "ϋ","́" }, + ["ϊ"]={ "ι","̈" }, + ["ϋ"]={ "υ","̈" }, + ["ό"]={ "ο","́" }, + ["ύ"]={ "υ","́" }, + ["ώ"]={ "ω","́" }, + ["ϓ"]={ "ϒ","́" }, + ["ϔ"]={ "ϒ","̈" }, + ["Ѐ"]={ "Е","̀" }, + ["Ё"]={ "Е","̈" }, + ["Ѓ"]={ "Г","́" }, + ["Ї"]={ "І","̈" }, + ["Ќ"]={ "К","́" }, + ["Ѝ"]={ "И","̀" }, + ["Ў"]={ "У","̆" }, + ["Й"]={ "И","̆" }, + ["й"]={ "и","̆" }, + ["ѐ"]={ "е","̀" }, + ["ё"]={ "е","̈" }, + ["ѓ"]={ "г","́" }, + ["ї"]={ "і","̈" }, + ["ќ"]={ "к","́" }, + ["ѝ"]={ "и","̀" }, + ["ў"]={ "у","̆" }, + ["Ѷ"]={ "Ѵ","̏" }, + ["ѷ"]={ "ѵ","̏" }, + ["Ӂ"]={ "Ж","̆" }, + ["ӂ"]={ "ж","̆" }, + ["Ӑ"]={ "А","̆" }, + ["ӑ"]={ "а","̆" }, + ["Ӓ"]={ "А","̈" }, + ["ӓ"]={ "а","̈" }, + ["Ӗ"]={ "Е","̆" }, + ["ӗ"]={ "е","̆" }, + ["Ӛ"]={ "Ә","̈" }, + ["ӛ"]={ "ә","̈" }, + ["Ӝ"]={ "Ж","̈" }, + ["ӝ"]={ "ж","̈" }, + ["Ӟ"]={ "З","̈" }, + ["ӟ"]={ "з","̈" }, + ["Ӣ"]={ "И","̄" }, + ["ӣ"]={ "и","̄" }, + ["Ӥ"]={ "И","̈" }, + ["ӥ"]={ "и","̈" }, + ["Ӧ"]={ "О","̈" }, + ["ӧ"]={ "о","̈" }, + ["Ӫ"]={ "Ө","̈" }, + ["ӫ"]={ "ө","̈" }, + ["Ӭ"]={ "Э","̈" }, + ["ӭ"]={ "э","̈" }, + ["Ӯ"]={ "У","̄" }, + ["ӯ"]={ "у","̄" }, + ["Ӱ"]={ "У","̈" }, + ["ӱ"]={ "у","̈" }, + ["Ӳ"]={ "У","̋" }, + ["ӳ"]={ "у","̋" }, + ["Ӵ"]={ "Ч","̈" }, + ["ӵ"]={ "ч","̈" }, + ["Ӹ"]={ "Ы","̈" }, + ["ӹ"]={ "ы","̈" }, + ["آ"]={ "ا","ٓ" }, + ["أ"]={ "ا","ٔ" }, + ["ؤ"]={ "و","ٔ" }, + ["إ"]={ "ا","ٕ" }, + ["ئ"]={ "ي","ٔ" }, + ["ۀ"]={ "ە","ٔ" }, + ["ۂ"]={ "ہ","ٔ" }, + ["ۓ"]={ "ے","ٔ" }, + ["ऩ"]={ "न","़" }, + ["ऱ"]={ "र","़" }, + ["ऴ"]={ "ळ","़" }, + ["क़"]={ "क","़" }, + ["ख़"]={ "ख","़" }, + ["ग़"]={ "ग","़" }, + ["ज़"]={ "ज","़" }, + ["ड़"]={ "ड","़" }, + ["ढ़"]={ "ढ","़" }, + ["फ़"]={ "फ","़" }, + ["य़"]={ "य","़" }, + ["ো"]={ "ে","া" }, + ["ৌ"]={ "ে","ৗ" }, + ["ড়"]={ "ড","়" }, + ["ঢ়"]={ "ঢ","়" }, + ["য়"]={ "য","়" }, + ["ਲ਼"]={ "ਲ","਼" }, + ["ਸ਼"]={ "ਸ","਼" }, + ["ਖ਼"]={ "ਖ","਼" }, + ["ਗ਼"]={ "ਗ","਼" }, + ["ਜ਼"]={ "ਜ","਼" }, + ["ਫ਼"]={ "ਫ","਼" }, + ["ୈ"]={ "େ","ୖ" }, + ["ୋ"]={ "େ","ା" }, + ["ୌ"]={ "େ","ୗ" }, + ["ଡ଼"]={ "ଡ","଼" }, + ["ଢ଼"]={ "ଢ","଼" }, + ["ஔ"]={ "ஒ","ௗ" }, + ["ொ"]={ "ெ","ா" }, + ["ோ"]={ "ே","ா" }, + ["ௌ"]={ "ெ","ௗ" }, + ["ై"]={ "ె","ౖ" }, + ["ೀ"]={ "ಿ","ೕ" }, + ["ೇ"]={ "ೆ","ೕ" }, + ["ೈ"]={ "ೆ","ೖ" }, + ["ೊ"]={ "ೆ","ೂ" }, + ["ೋ"]={ "ೊ","ೕ" }, + ["ൊ"]={ "െ","ാ" }, + ["ോ"]={ "േ","ാ" }, + ["ൌ"]={ "െ","ൗ" }, + ["ේ"]={ "ෙ","්" }, + ["ො"]={ "ෙ","ා" }, + ["ෝ"]={ "ො","්" }, + ["ෞ"]={ "ෙ","ෟ" }, + ["གྷ"]={ "ག","ྷ" }, + ["ཌྷ"]={ "ཌ","ྷ" }, + ["དྷ"]={ "ད","ྷ" }, + ["བྷ"]={ "བ","ྷ" }, + ["ཛྷ"]={ "ཛ","ྷ" }, + ["ཀྵ"]={ "ཀ","ྵ" }, + ["ཱི"]={ "ཱ","ི" }, + ["ཱུ"]={ "ཱ","ུ" }, + ["ྲྀ"]={ "ྲ","ྀ" }, + ["ླྀ"]={ "ླ","ྀ" }, + ["ཱྀ"]={ "ཱ","ྀ" }, + ["ྒྷ"]={ "ྒ","ྷ" }, + ["ྜྷ"]={ "ྜ","ྷ" }, + ["ྡྷ"]={ "ྡ","ྷ" }, + ["ྦྷ"]={ "ྦ","ྷ" }, + ["ྫྷ"]={ "ྫ","ྷ" }, + ["ྐྵ"]={ "ྐ","ྵ" }, + ["ဦ"]={ "ဥ","ီ" }, + ["ᬆ"]={ "ᬅ","ᬵ" }, + ["ᬈ"]={ "ᬇ","ᬵ" }, + ["ᬊ"]={ "ᬉ","ᬵ" }, + ["ᬌ"]={ "ᬋ","ᬵ" }, + ["ᬎ"]={ "ᬍ","ᬵ" }, + ["ᬒ"]={ "ᬑ","ᬵ" }, + ["ᬻ"]={ "ᬺ","ᬵ" }, + ["ᬽ"]={ "ᬼ","ᬵ" }, + ["ᭀ"]={ "ᬾ","ᬵ" }, + ["ᭁ"]={ "ᬿ","ᬵ" }, + ["ᭃ"]={ "ᭂ","ᬵ" }, + ["Ḁ"]={ "A","̥" }, + ["ḁ"]={ "a","̥" }, + ["Ḃ"]={ "B","̇" }, + ["ḃ"]={ "b","̇" }, + ["Ḅ"]={ "B","̣" }, + ["ḅ"]={ "b","̣" }, + ["Ḇ"]={ "B","̱" }, + ["ḇ"]={ "b","̱" }, + ["Ḉ"]={ "Ç","́" }, + ["ḉ"]={ "ç","́" }, + ["Ḋ"]={ "D","̇" }, + ["ḋ"]={ "d","̇" }, + ["Ḍ"]={ "D","̣" }, + ["ḍ"]={ "d","̣" }, + ["Ḏ"]={ "D","̱" }, + ["ḏ"]={ "d","̱" }, + ["Ḑ"]={ "D","̧" }, + ["ḑ"]={ "d","̧" }, + ["Ḓ"]={ "D","̭" }, + ["ḓ"]={ "d","̭" }, + ["Ḕ"]={ "Ē","̀" }, + ["ḕ"]={ "ē","̀" }, + ["Ḗ"]={ "Ē","́" }, + ["ḗ"]={ "ē","́" }, + ["Ḙ"]={ "E","̭" }, + ["ḙ"]={ "e","̭" }, + ["Ḛ"]={ "E","̰" }, + ["ḛ"]={ "e","̰" }, + ["Ḝ"]={ "Ȩ","̆" }, + ["ḝ"]={ "ȩ","̆" }, + ["Ḟ"]={ "F","̇" }, + ["ḟ"]={ "f","̇" }, + ["Ḡ"]={ "G","̄" }, + ["ḡ"]={ "g","̄" }, + ["Ḣ"]={ "H","̇" }, + ["ḣ"]={ "h","̇" }, + ["Ḥ"]={ "H","̣" }, + ["ḥ"]={ "h","̣" }, + ["Ḧ"]={ "H","̈" }, + ["ḧ"]={ "h","̈" }, + ["Ḩ"]={ "H","̧" }, + ["ḩ"]={ "h","̧" }, + ["Ḫ"]={ "H","̮" }, + ["ḫ"]={ "h","̮" }, + ["Ḭ"]={ "I","̰" }, + ["ḭ"]={ "i","̰" }, + ["Ḯ"]={ "Ï","́" }, + ["ḯ"]={ "ï","́" }, + ["Ḱ"]={ "K","́" }, + ["ḱ"]={ "k","́" }, + ["Ḳ"]={ "K","̣" }, + ["ḳ"]={ "k","̣" }, + ["Ḵ"]={ "K","̱" }, + ["ḵ"]={ "k","̱" }, + ["Ḷ"]={ "L","̣" }, + ["ḷ"]={ "l","̣" }, + ["Ḹ"]={ "Ḷ","̄" }, + ["ḹ"]={ "ḷ","̄" }, + ["Ḻ"]={ "L","̱" }, + ["ḻ"]={ "l","̱" }, + ["Ḽ"]={ "L","̭" }, + ["ḽ"]={ "l","̭" }, + ["Ḿ"]={ "M","́" }, + ["ḿ"]={ "m","́" }, + ["Ṁ"]={ "M","̇" }, + ["ṁ"]={ "m","̇" }, + ["Ṃ"]={ "M","̣" }, + ["ṃ"]={ "m","̣" }, + ["Ṅ"]={ "N","̇" }, + ["ṅ"]={ "n","̇" }, + ["Ṇ"]={ "N","̣" }, + ["ṇ"]={ "n","̣" }, + ["Ṉ"]={ "N","̱" }, + ["ṉ"]={ "n","̱" }, + ["Ṋ"]={ "N","̭" }, + ["ṋ"]={ "n","̭" }, + ["Ṍ"]={ "Õ","́" }, + ["ṍ"]={ "õ","́" }, + ["Ṏ"]={ "Õ","̈" }, + ["ṏ"]={ "õ","̈" }, + ["Ṑ"]={ "Ō","̀" }, + ["ṑ"]={ "ō","̀" }, + ["Ṓ"]={ "Ō","́" }, + ["ṓ"]={ "ō","́" }, + ["Ṕ"]={ "P","́" }, + ["ṕ"]={ "p","́" }, + ["Ṗ"]={ "P","̇" }, + ["ṗ"]={ "p","̇" }, + ["Ṙ"]={ "R","̇" }, + ["ṙ"]={ "r","̇" }, + ["Ṛ"]={ "R","̣" }, + ["ṛ"]={ "r","̣" }, + ["Ṝ"]={ "Ṛ","̄" }, + ["ṝ"]={ "ṛ","̄" }, + ["Ṟ"]={ "R","̱" }, + ["ṟ"]={ "r","̱" }, + ["Ṡ"]={ "S","̇" }, + ["ṡ"]={ "s","̇" }, + ["Ṣ"]={ "S","̣" }, + ["ṣ"]={ "s","̣" }, + ["Ṥ"]={ "Ś","̇" }, + ["ṥ"]={ "ś","̇" }, + ["Ṧ"]={ "Š","̇" }, + ["ṧ"]={ "š","̇" }, + ["Ṩ"]={ "Ṣ","̇" }, + ["ṩ"]={ "ṣ","̇" }, + ["Ṫ"]={ "T","̇" }, + ["ṫ"]={ "t","̇" }, + ["Ṭ"]={ "T","̣" }, + ["ṭ"]={ "t","̣" }, + ["Ṯ"]={ "T","̱" }, + ["ṯ"]={ "t","̱" }, + ["Ṱ"]={ "T","̭" }, + ["ṱ"]={ "t","̭" }, + ["Ṳ"]={ "U","̤" }, + ["ṳ"]={ "u","̤" }, + ["Ṵ"]={ "U","̰" }, + ["ṵ"]={ "u","̰" }, + ["Ṷ"]={ "U","̭" }, + ["ṷ"]={ "u","̭" }, + ["Ṹ"]={ "Ũ","́" }, + ["ṹ"]={ "ũ","́" }, + ["Ṻ"]={ "Ū","̈" }, + ["ṻ"]={ "ū","̈" }, + ["Ṽ"]={ "V","̃" }, + ["ṽ"]={ "v","̃" }, + ["Ṿ"]={ "V","̣" }, + ["ṿ"]={ "v","̣" }, + ["Ẁ"]={ "W","̀" }, + ["ẁ"]={ "w","̀" }, + ["Ẃ"]={ "W","́" }, + ["ẃ"]={ "w","́" }, + ["Ẅ"]={ "W","̈" }, + ["ẅ"]={ "w","̈" }, + ["Ẇ"]={ "W","̇" }, + ["ẇ"]={ "w","̇" }, + ["Ẉ"]={ "W","̣" }, + ["ẉ"]={ "w","̣" }, + ["Ẋ"]={ "X","̇" }, + ["ẋ"]={ "x","̇" }, + ["Ẍ"]={ "X","̈" }, + ["ẍ"]={ "x","̈" }, + ["Ẏ"]={ "Y","̇" }, + ["ẏ"]={ "y","̇" }, + ["Ẑ"]={ "Z","̂" }, + ["ẑ"]={ "z","̂" }, + ["Ẓ"]={ "Z","̣" }, + ["ẓ"]={ "z","̣" }, + ["Ẕ"]={ "Z","̱" }, + ["ẕ"]={ "z","̱" }, + ["ẖ"]={ "h","̱" }, + ["ẗ"]={ "t","̈" }, + ["ẘ"]={ "w","̊" }, + ["ẙ"]={ "y","̊" }, + ["ẛ"]={ "ſ","̇" }, + ["Ạ"]={ "A","̣" }, + ["ạ"]={ "a","̣" }, + ["Ả"]={ "A","̉" }, + ["ả"]={ "a","̉" }, + ["Ấ"]={ "Â","́" }, + ["ấ"]={ "â","́" }, + ["Ầ"]={ "Â","̀" }, + ["ầ"]={ "â","̀" }, + ["Ẩ"]={ "Â","̉" }, + ["ẩ"]={ "â","̉" }, + ["Ẫ"]={ "Â","̃" }, + ["ẫ"]={ "â","̃" }, + ["Ậ"]={ "Ạ","̂" }, + ["ậ"]={ "ạ","̂" }, + ["Ắ"]={ "Ă","́" }, + ["ắ"]={ "ă","́" }, + ["Ằ"]={ "Ă","̀" }, + ["ằ"]={ "ă","̀" }, + ["Ẳ"]={ "Ă","̉" }, + ["ẳ"]={ "ă","̉" }, + ["Ẵ"]={ "Ă","̃" }, + ["ẵ"]={ "ă","̃" }, + ["Ặ"]={ "Ạ","̆" }, + ["ặ"]={ "ạ","̆" }, + ["Ẹ"]={ "E","̣" }, + ["ẹ"]={ "e","̣" }, + ["Ẻ"]={ "E","̉" }, + ["ẻ"]={ "e","̉" }, + ["Ẽ"]={ "E","̃" }, + ["ẽ"]={ "e","̃" }, + ["Ế"]={ "Ê","́" }, + ["ế"]={ "ê","́" }, + ["Ề"]={ "Ê","̀" }, + ["ề"]={ "ê","̀" }, + ["Ể"]={ "Ê","̉" }, + ["ể"]={ "ê","̉" }, + ["Ễ"]={ "Ê","̃" }, + ["ễ"]={ "ê","̃" }, + ["Ệ"]={ "Ẹ","̂" }, + ["ệ"]={ "ẹ","̂" }, + ["Ỉ"]={ "I","̉" }, + ["ỉ"]={ "i","̉" }, + ["Ị"]={ "I","̣" }, + ["ị"]={ "i","̣" }, + ["Ọ"]={ "O","̣" }, + ["ọ"]={ "o","̣" }, + ["Ỏ"]={ "O","̉" }, + ["ỏ"]={ "o","̉" }, + ["Ố"]={ "Ô","́" }, + ["ố"]={ "ô","́" }, + ["Ồ"]={ "Ô","̀" }, + ["ồ"]={ "ô","̀" }, + ["Ổ"]={ "Ô","̉" }, + ["ổ"]={ "ô","̉" }, + ["Ỗ"]={ "Ô","̃" }, + ["ỗ"]={ "ô","̃" }, + ["Ộ"]={ "Ọ","̂" }, + ["ộ"]={ "ọ","̂" }, + ["Ớ"]={ "Ơ","́" }, + ["ớ"]={ "ơ","́" }, + ["Ờ"]={ "Ơ","̀" }, + ["ờ"]={ "ơ","̀" }, + ["Ở"]={ "Ơ","̉" }, + ["ở"]={ "ơ","̉" }, + ["Ỡ"]={ "Ơ","̃" }, + ["ỡ"]={ "ơ","̃" }, + ["Ợ"]={ "Ơ","̣" }, + ["ợ"]={ "ơ","̣" }, + ["Ụ"]={ "U","̣" }, + ["ụ"]={ "u","̣" }, + ["Ủ"]={ "U","̉" }, + ["ủ"]={ "u","̉" }, + ["Ứ"]={ "Ư","́" }, + ["ứ"]={ "ư","́" }, + ["Ừ"]={ "Ư","̀" }, + ["ừ"]={ "ư","̀" }, + ["Ử"]={ "Ư","̉" }, + ["ử"]={ "ư","̉" }, + ["Ữ"]={ "Ư","̃" }, + ["ữ"]={ "ư","̃" }, + ["Ự"]={ "Ư","̣" }, + ["ự"]={ "ư","̣" }, + ["Ỳ"]={ "Y","̀" }, + ["ỳ"]={ "y","̀" }, + ["Ỵ"]={ "Y","̣" }, + ["ỵ"]={ "y","̣" }, + ["Ỷ"]={ "Y","̉" }, + ["ỷ"]={ "y","̉" }, + ["Ỹ"]={ "Y","̃" }, + ["ỹ"]={ "y","̃" }, + ["ἀ"]={ "α","̓" }, + ["ἁ"]={ "α","̔" }, + ["ἂ"]={ "ἀ","̀" }, + ["ἃ"]={ "ἁ","̀" }, + ["ἄ"]={ "ἀ","́" }, + ["ἅ"]={ "ἁ","́" }, + ["ἆ"]={ "ἀ","͂" }, + ["ἇ"]={ "ἁ","͂" }, + ["Ἀ"]={ "Α","̓" }, + ["Ἁ"]={ "Α","̔" }, + ["Ἂ"]={ "Ἀ","̀" }, + ["Ἃ"]={ "Ἁ","̀" }, + ["Ἄ"]={ "Ἀ","́" }, + ["Ἅ"]={ "Ἁ","́" }, + ["Ἆ"]={ "Ἀ","͂" }, + ["Ἇ"]={ "Ἁ","͂" }, + ["ἐ"]={ "ε","̓" }, + ["ἑ"]={ "ε","̔" }, + ["ἒ"]={ "ἐ","̀" }, + ["ἓ"]={ "ἑ","̀" }, + ["ἔ"]={ "ἐ","́" }, + ["ἕ"]={ "ἑ","́" }, + ["Ἐ"]={ "Ε","̓" }, + ["Ἑ"]={ "Ε","̔" }, + ["Ἒ"]={ "Ἐ","̀" }, + ["Ἓ"]={ "Ἑ","̀" }, + ["Ἔ"]={ "Ἐ","́" }, + ["Ἕ"]={ "Ἑ","́" }, + ["ἠ"]={ "η","̓" }, + ["ἡ"]={ "η","̔" }, + ["ἢ"]={ "ἠ","̀" }, + ["ἣ"]={ "ἡ","̀" }, + ["ἤ"]={ "ἠ","́" }, + ["ἥ"]={ "ἡ","́" }, + ["ἦ"]={ "ἠ","͂" }, + ["ἧ"]={ "ἡ","͂" }, + ["Ἠ"]={ "Η","̓" }, + ["Ἡ"]={ "Η","̔" }, + ["Ἢ"]={ "Ἠ","̀" }, + ["Ἣ"]={ "Ἡ","̀" }, + ["Ἤ"]={ "Ἠ","́" }, + ["Ἥ"]={ "Ἡ","́" }, + ["Ἦ"]={ "Ἠ","͂" }, + ["Ἧ"]={ "Ἡ","͂" }, + ["ἰ"]={ "ι","̓" }, + ["ἱ"]={ "ι","̔" }, + ["ἲ"]={ "ἰ","̀" }, + ["ἳ"]={ "ἱ","̀" }, + ["ἴ"]={ "ἰ","́" }, + ["ἵ"]={ "ἱ","́" }, + ["ἶ"]={ "ἰ","͂" }, + ["ἷ"]={ "ἱ","͂" }, + ["Ἰ"]={ "Ι","̓" }, + ["Ἱ"]={ "Ι","̔" }, + ["Ἲ"]={ "Ἰ","̀" }, + ["Ἳ"]={ "Ἱ","̀" }, + ["Ἴ"]={ "Ἰ","́" }, + ["Ἵ"]={ "Ἱ","́" }, + ["Ἶ"]={ "Ἰ","͂" }, + ["Ἷ"]={ "Ἱ","͂" }, + ["ὀ"]={ "ο","̓" }, + ["ὁ"]={ "ο","̔" }, + ["ὂ"]={ "ὀ","̀" }, + ["ὃ"]={ "ὁ","̀" }, + ["ὄ"]={ "ὀ","́" }, + ["ὅ"]={ "ὁ","́" }, + ["Ὀ"]={ "Ο","̓" }, + ["Ὁ"]={ "Ο","̔" }, + ["Ὂ"]={ "Ὀ","̀" }, + ["Ὃ"]={ "Ὁ","̀" }, + ["Ὄ"]={ "Ὀ","́" }, + ["Ὅ"]={ "Ὁ","́" }, + ["ὐ"]={ "υ","̓" }, + ["ὑ"]={ "υ","̔" }, + ["ὒ"]={ "ὐ","̀" }, + ["ὓ"]={ "ὑ","̀" }, + ["ὔ"]={ "ὐ","́" }, + ["ὕ"]={ "ὑ","́" }, + ["ὖ"]={ "ὐ","͂" }, + ["ὗ"]={ "ὑ","͂" }, + ["Ὑ"]={ "Υ","̔" }, + ["Ὓ"]={ "Ὑ","̀" }, + ["Ὕ"]={ "Ὑ","́" }, + ["Ὗ"]={ "Ὑ","͂" }, + ["ὠ"]={ "ω","̓" }, + ["ὡ"]={ "ω","̔" }, + ["ὢ"]={ "ὠ","̀" }, + ["ὣ"]={ "ὡ","̀" }, + ["ὤ"]={ "ὠ","́" }, + ["ὥ"]={ "ὡ","́" }, + ["ὦ"]={ "ὠ","͂" }, + ["ὧ"]={ "ὡ","͂" }, + ["Ὠ"]={ "Ω","̓" }, + ["Ὡ"]={ "Ω","̔" }, + ["Ὢ"]={ "Ὠ","̀" }, + ["Ὣ"]={ "Ὡ","̀" }, + ["Ὤ"]={ "Ὠ","́" }, + ["Ὥ"]={ "Ὡ","́" }, + ["Ὦ"]={ "Ὠ","͂" }, + ["Ὧ"]={ "Ὡ","͂" }, + ["ὰ"]={ "α","̀" }, + ["ὲ"]={ "ε","̀" }, + ["ὴ"]={ "η","̀" }, + ["ὶ"]={ "ι","̀" }, + ["ὸ"]={ "ο","̀" }, + ["ὺ"]={ "υ","̀" }, + ["ὼ"]={ "ω","̀" }, + ["ᾀ"]={ "ἀ","ͅ" }, + ["ᾁ"]={ "ἁ","ͅ" }, + ["ᾂ"]={ "ἂ","ͅ" }, + ["ᾃ"]={ "ἃ","ͅ" }, + ["ᾄ"]={ "ἄ","ͅ" }, + ["ᾅ"]={ "ἅ","ͅ" }, + ["ᾆ"]={ "ἆ","ͅ" }, + ["ᾇ"]={ "ἇ","ͅ" }, + ["ᾈ"]={ "Ἀ","ͅ" }, + ["ᾉ"]={ "Ἁ","ͅ" }, + ["ᾊ"]={ "Ἂ","ͅ" }, + ["ᾋ"]={ "Ἃ","ͅ" }, + ["ᾌ"]={ "Ἄ","ͅ" }, + ["ᾍ"]={ "Ἅ","ͅ" }, + ["ᾎ"]={ "Ἆ","ͅ" }, + ["ᾏ"]={ "Ἇ","ͅ" }, + ["ᾐ"]={ "ἠ","ͅ" }, + ["ᾑ"]={ "ἡ","ͅ" }, + ["ᾒ"]={ "ἢ","ͅ" }, + ["ᾓ"]={ "ἣ","ͅ" }, + ["ᾔ"]={ "ἤ","ͅ" }, + ["ᾕ"]={ "ἥ","ͅ" }, + ["ᾖ"]={ "ἦ","ͅ" }, + ["ᾗ"]={ "ἧ","ͅ" }, + ["ᾘ"]={ "Ἠ","ͅ" }, + ["ᾙ"]={ "Ἡ","ͅ" }, + ["ᾚ"]={ "Ἢ","ͅ" }, + ["ᾛ"]={ "Ἣ","ͅ" }, + ["ᾜ"]={ "Ἤ","ͅ" }, + ["ᾝ"]={ "Ἥ","ͅ" }, + ["ᾞ"]={ "Ἦ","ͅ" }, + ["ᾟ"]={ "Ἧ","ͅ" }, + ["ᾠ"]={ "ὠ","ͅ" }, + ["ᾡ"]={ "ὡ","ͅ" }, + ["ᾢ"]={ "ὢ","ͅ" }, + ["ᾣ"]={ "ὣ","ͅ" }, + ["ᾤ"]={ "ὤ","ͅ" }, + ["ᾥ"]={ "ὥ","ͅ" }, + ["ᾦ"]={ "ὦ","ͅ" }, + ["ᾧ"]={ "ὧ","ͅ" }, + ["ᾨ"]={ "Ὠ","ͅ" }, + ["ᾩ"]={ "Ὡ","ͅ" }, + ["ᾪ"]={ "Ὢ","ͅ" }, + ["ᾫ"]={ "Ὣ","ͅ" }, + ["ᾬ"]={ "Ὤ","ͅ" }, + ["ᾭ"]={ "Ὥ","ͅ" }, + ["ᾮ"]={ "Ὦ","ͅ" }, + ["ᾯ"]={ "Ὧ","ͅ" }, + ["ᾰ"]={ "α","̆" }, + ["ᾱ"]={ "α","̄" }, + ["ᾲ"]={ "ὰ","ͅ" }, + ["ᾳ"]={ "α","ͅ" }, + ["ᾴ"]={ "ά","ͅ" }, + ["ᾶ"]={ "α","͂" }, + ["ᾷ"]={ "ᾶ","ͅ" }, + ["Ᾰ"]={ "Α","̆" }, + ["Ᾱ"]={ "Α","̄" }, + ["Ὰ"]={ "Α","̀" }, + ["ᾼ"]={ "Α","ͅ" }, + ["῁"]={ "¨","͂" }, + ["ῂ"]={ "ὴ","ͅ" }, + ["ῃ"]={ "η","ͅ" }, + ["ῄ"]={ "ή","ͅ" }, + ["ῆ"]={ "η","͂" }, + ["ῇ"]={ "ῆ","ͅ" }, + ["Ὲ"]={ "Ε","̀" }, + ["Ὴ"]={ "Η","̀" }, + ["ῌ"]={ "Η","ͅ" }, + ["῍"]={ "᾿","̀" }, + ["῎"]={ "᾿","́" }, + ["῏"]={ "᾿","͂" }, + ["ῐ"]={ "ι","̆" }, + ["ῑ"]={ "ι","̄" }, + ["ῒ"]={ "ϊ","̀" }, + ["ῖ"]={ "ι","͂" }, + ["ῗ"]={ "ϊ","͂" }, + ["Ῐ"]={ "Ι","̆" }, + ["Ῑ"]={ "Ι","̄" }, + ["Ὶ"]={ "Ι","̀" }, + ["῝"]={ "῾","̀" }, + ["῞"]={ "῾","́" }, + ["῟"]={ "῾","͂" }, + ["ῠ"]={ "υ","̆" }, + ["ῡ"]={ "υ","̄" }, + ["ῢ"]={ "ϋ","̀" }, + ["ῤ"]={ "ρ","̓" }, + ["ῥ"]={ "ρ","̔" }, + ["ῦ"]={ "υ","͂" }, + ["ῧ"]={ "ϋ","͂" }, + ["Ῠ"]={ "Υ","̆" }, + ["Ῡ"]={ "Υ","̄" }, + ["Ὺ"]={ "Υ","̀" }, + ["Ῥ"]={ "Ρ","̔" }, + ["῭"]={ "¨","̀" }, + ["ῲ"]={ "ὼ","ͅ" }, + ["ῳ"]={ "ω","ͅ" }, + ["ῴ"]={ "ώ","ͅ" }, + ["ῶ"]={ "ω","͂" }, + ["ῷ"]={ "ῶ","ͅ" }, + ["Ὸ"]={ "Ο","̀" }, + ["Ὼ"]={ "Ω","̀" }, + ["ῼ"]={ "Ω","ͅ" }, + ["↚"]={ "←","̸" }, + ["↛"]={ "→","̸" }, + ["↮"]={ "↔","̸" }, + ["⇍"]={ "⇐","̸" }, + ["⇎"]={ "⇔","̸" }, + ["⇏"]={ "⇒","̸" }, + ["∄"]={ "∃","̸" }, + ["∉"]={ "∈","̸" }, + ["∌"]={ "∋","̸" }, + ["∤"]={ "∣","̸" }, + ["∦"]={ "∥","̸" }, + ["≁"]={ "∼","̸" }, + ["≄"]={ "≃","̸" }, + ["≇"]={ "≅","̸" }, + ["≉"]={ "≈","̸" }, + ["≠"]={ "=","̸" }, + ["≢"]={ "≡","̸" }, + ["≭"]={ "≍","̸" }, + ["≮"]={ "<","̸" }, + ["≯"]={ ">","̸" }, + ["≰"]={ "≤","̸" }, + ["≱"]={ "≥","̸" }, + ["≴"]={ "≲","̸" }, + ["≵"]={ "≳","̸" }, + ["≸"]={ "≶","̸" }, + ["≹"]={ "≷","̸" }, + ["⊀"]={ "≺","̸" }, + ["⊁"]={ "≻","̸" }, + ["⊄"]={ "⊂","̸" }, + ["⊅"]={ "⊃","̸" }, + ["⊈"]={ "⊆","̸" }, + ["⊉"]={ "⊇","̸" }, + ["⊬"]={ "⊢","̸" }, + ["⊭"]={ "⊨","̸" }, + ["⊮"]={ "⊩","̸" }, + ["⊯"]={ "⊫","̸" }, + ["⋠"]={ "≼","̸" }, + ["⋡"]={ "≽","̸" }, + ["⋢"]={ "⊑","̸" }, + ["⋣"]={ "⊒","̸" }, + ["⋪"]={ "⊲","̸" }, + ["⋫"]={ "⊳","̸" }, + ["⋬"]={ "⊴","̸" }, + ["⋭"]={ "⊵","̸" }, + ["⫝̸"]={ "⫝","̸" }, + ["が"]={ "か","゙" }, + ["ぎ"]={ "き","゙" }, + ["ぐ"]={ "く","゙" }, + ["げ"]={ "け","゙" }, + ["ご"]={ "こ","゙" }, + ["ざ"]={ "さ","゙" }, + ["じ"]={ "し","゙" }, + ["ず"]={ "す","゙" }, + ["ぜ"]={ "せ","゙" }, + ["ぞ"]={ "そ","゙" }, + ["だ"]={ "た","゙" }, + ["ぢ"]={ "ち","゙" }, + ["づ"]={ "つ","゙" }, + ["で"]={ "て","゙" }, + ["ど"]={ "と","゙" }, + ["ば"]={ "は","゙" }, + ["ぱ"]={ "は","゚" }, + ["び"]={ "ひ","゙" }, + ["ぴ"]={ "ひ","゚" }, + ["ぶ"]={ "ふ","゙" }, + ["ぷ"]={ "ふ","゚" }, + ["べ"]={ "へ","゙" }, + ["ぺ"]={ "へ","゚" }, + ["ぼ"]={ "ほ","゙" }, + ["ぽ"]={ "ほ","゚" }, + ["ゔ"]={ "う","゙" }, + ["ゞ"]={ "ゝ","゙" }, + ["ガ"]={ "カ","゙" }, + ["ギ"]={ "キ","゙" }, + ["グ"]={ "ク","゙" }, + ["ゲ"]={ "ケ","゙" }, + ["ゴ"]={ "コ","゙" }, + ["ザ"]={ "サ","゙" }, + ["ジ"]={ "シ","゙" }, + ["ズ"]={ "ス","゙" }, + ["ゼ"]={ "セ","゙" }, + ["ゾ"]={ "ソ","゙" }, + ["ダ"]={ "タ","゙" }, + ["ヂ"]={ "チ","゙" }, + ["ヅ"]={ "ツ","゙" }, + ["デ"]={ "テ","゙" }, + ["ド"]={ "ト","゙" }, + ["バ"]={ "ハ","゙" }, + ["パ"]={ "ハ","゚" }, + ["ビ"]={ "ヒ","゙" }, + ["ピ"]={ "ヒ","゚" }, + ["ブ"]={ "フ","゙" }, + ["プ"]={ "フ","゚" }, + ["ベ"]={ "ヘ","゙" }, + ["ペ"]={ "ヘ","゚" }, + ["ボ"]={ "ホ","゙" }, + ["ポ"]={ "ホ","゚" }, + ["ヴ"]={ "ウ","゙" }, + ["ヷ"]={ "ワ","゙" }, + ["ヸ"]={ "ヰ","゙" }, + ["ヹ"]={ "ヱ","゙" }, + ["ヺ"]={ "ヲ","゙" }, + ["ヾ"]={ "ヽ","゙" }, + ["יִ"]={ "י","ִ" }, + ["ײַ"]={ "ײ","ַ" }, + ["שׁ"]={ "ש","ׁ" }, + ["שׂ"]={ "ש","ׂ" }, + ["שּׁ"]={ "שּ","ׁ" }, + ["שּׂ"]={ "שּ","ׂ" }, + ["אַ"]={ "א","ַ" }, + ["אָ"]={ "א","ָ" }, + ["אּ"]={ "א","ּ" }, + ["בּ"]={ "ב","ּ" }, + ["גּ"]={ "ג","ּ" }, + ["דּ"]={ "ד","ּ" }, + ["הּ"]={ "ה","ּ" }, + ["וּ"]={ "ו","ּ" }, + ["זּ"]={ "ז","ּ" }, + ["טּ"]={ "ט","ּ" }, + ["יּ"]={ "י","ּ" }, + ["ךּ"]={ "ך","ּ" }, + ["כּ"]={ "כ","ּ" }, + ["לּ"]={ "ל","ּ" }, + ["מּ"]={ "מ","ּ" }, + ["נּ"]={ "נ","ּ" }, + ["סּ"]={ "ס","ּ" }, + ["ףּ"]={ "ף","ּ" }, + ["פּ"]={ "פ","ּ" }, + ["צּ"]={ "צ","ּ" }, + ["קּ"]={ "ק","ּ" }, + ["רּ"]={ "ר","ּ" }, + ["שּ"]={ "ש","ּ" }, + ["תּ"]={ "ת","ּ" }, + ["וֹ"]={ "ו","ֹ" }, + ["בֿ"]={ "ב","ֿ" }, + ["כֿ"]={ "כ","ֿ" }, + ["פֿ"]={ "פ","ֿ" }, + ["𑂚"]={ "𑂙","𑂺" }, + ["𑂜"]={ "𑂛","𑂺" }, + ["𑂫"]={ "𑂥","𑂺" }, + ["𑄮"]={ "𑄱","𑄧" }, + ["𑄯"]={ "𑄲","𑄧" }, + ["𑍋"]={ "𑍇","𑌾" }, + ["𑍌"]={ "𑍇","𑍗" }, + ["𑒻"]={ "𑒹","𑒺" }, + ["𑒼"]={ "𑒹","𑒰" }, + ["𑒾"]={ "𑒹","𑒽" }, + ["𑖺"]={ "𑖸","𑖯" }, + ["𑖻"]={ "𑖹","𑖯" }, + ["𝅗𝅥"]={ "𝅗","𝅥" }, + ["𝅘𝅥"]={ "𝅘","𝅥" }, + ["𝅘𝅥𝅮"]={ "𝅘𝅥","𝅮" }, + ["𝅘𝅥𝅯"]={ "𝅘𝅥","𝅯" }, + ["𝅘𝅥𝅰"]={ "𝅘𝅥","𝅰" }, + ["𝅘𝅥𝅱"]={ "𝅘𝅥","𝅱" }, + ["𝅘𝅥𝅲"]={ "𝅘𝅥","𝅲" }, + ["𝆹𝅥"]={ "𝆹","𝅥" }, + ["𝆺𝅥"]={ "𝆺","𝅥" }, + ["𝆹𝅥𝅮"]={ "𝆹𝅥","𝅮" }, + ["𝆺𝅥𝅮"]={ "𝆺𝅥","𝅮" }, + ["𝆹𝅥𝅯"]={ "𝆹𝅥","𝅯" }, + ["𝆺𝅥𝅯"]={ "𝆺𝅥","𝅯" }, + }, + }, + }, + ["name"]="collapse", + ["prepend"]=true, + ["type"]="ligature", +} + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-lig”] --- + + +do --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-gbn” d25472d54c4841db43a745764a63533e] --- + +if not modules then modules={} end modules ['luatex-fonts-gbn']={ + 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 + os.exit() +end +local next=next +local fonts=fonts +local nodes=nodes +local nuts=nodes.nuts +local traverse_id=nuts.traverse_id +local flush_node=nuts.flush_node +local glyph_code=nodes.nodecodes.glyph +local disc_code=nodes.nodecodes.disc +local tonode=nuts.tonode +local tonut=nuts.tonut +local getfont=nuts.getfont +local getchar=nuts.getchar +local getid=nuts.getid +local getboth=nuts.getboth +local getprev=nuts.getprev +local getnext=nuts.getnext +local getdisc=nuts.getdisc +local setchar=nuts.setchar +local setlink=nuts.setlink +local setprev=nuts.setprev +local n_ligaturing=node.ligaturing +local n_kerning=node.kerning +local d_ligaturing=nuts.ligaturing +local d_kerning=nuts.kerning +local basemodepass=true +local function l_warning() logs.report("fonts","don't call 'node.ligaturing' directly") l_warning=nil end +local function k_warning() logs.report("fonts","don't call 'node.kerning' directly") k_warning=nil end +function node.ligaturing(...) + if basemodepass and l_warning then + l_warning() + end + return n_ligaturing(...) +end +function node.kerning(...) + if basemodepass and k_warning then + k_warning() + end + return n_kerning(...) +end +function nuts.ligaturing(...) + if basemodepass and l_warning then + l_warning() + end + return d_ligaturing(...) +end +function nuts.kerning(...) + if basemodepass and k_warning then + k_warning() + end + return d_kerning(...) +end +function nodes.handlers.setbasemodepass(v) + basemodepass=v +end +local function nodepass(head,groupcode,size,packtype,direction) + local fontdata=fonts.hashes.identifiers + if fontdata then + local usedfonts={} + local basefonts={} + local prevfont=nil + local basefont=nil + local variants=nil + local redundant=nil + local nofused=0 + for n in traverse_id(glyph_code,head) do + local font=getfont(n) + if font~=prevfont then + if basefont then + basefont[2]=getprev(n) + 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 + nofused=nofused+1 + elseif basemodepass 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=getchar(n) + if (char>=0xFE00 and char<=0xFE0F) or (char>=0xE0100 and char<=0xE01EF) then + local hash=variants[char] + if hash then + local p=getprev(n) + if p and getid(p)==glyph_code then + local variant=hash[getchar(p)] + if variant then + setchar(p,variant) + end + end + end + if not redundant then + redundant={ n } + else + redundant[#redundant+1]=n + end + end + end + end + local nofbasefonts=#basefonts + if redundant then + for i=1,#redundant do + local r=redundant[i] + local p,n=getboth(r) + if r==head then + head=n + setprev(n) + else + setlink(p,n) + end + if nofbasefonts>0 then + for i=1,nofbasefonts do + local bi=basefonts[i] + if r==bi[1] then + bi[1]=n + end + if r==bi[2] then + bi[2]=n + end + end + end + flush_node(r) + end + end + for d in traverse_id(disc_code,head) do + local _,_,r=getdisc(d) + if r then + for n in traverse_id(glyph_code,r) do + local font=getfont(n) + 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 + nofused=nofused+1 + 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,direction,nofused) or head + end + end + end + if basemodepass and nofbasefonts>0 then + for i=1,nofbasefonts do + local range=basefonts[i] + local start=range[1] + local stop=range[2] + if start then + local front=head==start + local prev,next + if stop then + next=getnext(stop) + start,stop=d_ligaturing(start,stop) + start,stop=d_kerning(start,stop) + else + prev=getprev(start) + start=d_ligaturing(start) + start=d_kerning(start) + end + if prev then + setlink(prev,start) + end + if next then + setlink(stop,next) + end + if front and head~=start then + head=start + end + end + end + end + end + return head +end +local function basepass(head) + if basemodepass then + head=d_ligaturing(head) + head=d_kerning(head) + end + return head +end +local protectpass=node.direct.protect_glyphs +local injectpass=nodes.injections.handler +function nodes.handlers.nodepass(head,...) + if head then + return tonode(nodepass(tonut(head),...)) + end +end +function nodes.handlers.basepass(head) + if head then + return tonode(basepass(tonut(head))) + end +end +function nodes.handlers.injectpass(head) + if head then + return tonode(injectpass(tonut(head))) + end +end +function nodes.handlers.protectpass(head) + if head then + protectpass(tonut(head)) + return head + end +end +function nodes.simple_font_handler(head,groupcode,size,packtype,direction) + if head then + head=tonut(head) + head=nodepass(head,groupcode,size,packtype,direction) + head=injectpass(head) + if not basemodepass then + head=basepass(head) + end + protectpass(head) + head=tonode(head) + end + return head +end + +end --- [luaotfload, fontloader-2019-10-29.lua scope for “fonts-gbn”] --- + + +--- vim:ft=lua:sw=2:ts=8:et:tw=79 |