--[[info----------------------------------------------------------------------- Luaotfload fontloader package build 2023-08-19 22:30:03 ------------------------------------------------------------------------------- © 2023 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 https://github.com/latex3/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-font-shp.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-2023-08-19.lua scope for “data-con” b4ab51aaeab872d86d827f3e216bf05e] --- 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 setmetatable=setmetatable 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 getwritablepath=caches.getwritablepath local getreadablepaths=caches.getreadablepaths local cacheiswritable=caches.is_writable local loaddatafromcache=caches.loaddata local savedataincache=caches.savedata local report_containers=logs.reporter("resolvers","containers") local allocated={} local mt={ __index=function(t,k) if k=="writable" then local writable=getwritablepath(t.category,t.subcategory) or { "." } t.writable=writable return writable elseif k=="readables" then local readables=getreadablepaths(t.category,t.subcategory) or { "." } t.readables=readables return readables end end, __storage__=true } function containers.define(category,subcategory,version,enabled,reload) 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, reload=reload, 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 cacheiswritable(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 reload=container.reload local stored=not reload and storage[name] if not stored and container.enabled and caches and containers.usecache then stored=loaddatafromcache(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,fast) if data then data.cache_version=container.version if container.enabled and caches then local unique=data.unique local shared=data.shared data.unique=nil data.shared=nil savedataincache(container.writable,name,data,fast) if trace_cache or trace_containers then report_containers("action %a, category %a, name %a","save",container.subcategory,name) end data.unique=unique data.shared=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-2023-08-19.lua scope for “data-con”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “basics-nod” 1750af43148def9e7a75c6900a96f9dc] --- 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.dirvalues={ lefttoright=0,righttoleft=1 } nodes.handlers.protectglyphs=node.protectglyphs or node.protect_glyphs nodes.handlers.unprotectglyphs=node.unprotectglyphs or 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.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.getoptions=direct.getoptions or function() return 0 end 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=direct.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.getattribute or nuts.getattr nuts.setglyphdata=nuts.setattribute or nuts.setattr nuts.ischar=direct.ischar or direct.is_char nuts.isglyph=direct.isglyph or direct.is_glyph nuts.copy=direct.copy nuts.copynode=direct.copy nuts.copylist=direct.copylist or direct.copy_list nuts.endofmath=direct.endofmath or direct.end_of_math nuts.flush=direct.flush nuts.flushlist=direct.flushlist or direct.flush_list nuts.flushnode=direct.flushnode or direct.flush_node nuts.free=direct.free nuts.insertafter=direct.insertafter or direct.insert_after nuts.insertbefore=direct.insertbefore or direct.insert_before nuts.isnode=direct.isnode or direct.is_node nuts.isdirect=direct.isdirect or direct.is_direct nuts.isnut=direct.isdirect or direct.is_direct 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.traversechar=direct.traversechar or direct.traverse_char nuts.traverseglyph=direct.traverseglyph or direct.traverse_glyph nuts.traverseid=direct.traverseid or direct.traverse_id local propertydata=(direct.getpropertiestable or 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 getsubtype=nuts.getsubtype local isglyph=nuts.isglyph local find_tail=nuts.tail local flushlist=nuts.flushlist local flushnode=nuts.flushnode local traverseid=nuts.traverseid local copynode=nuts.copynode local glyph_code=nodes.nodecodes.glyph local ligature_code=nodes.glyphcodes.ligature do local p=nodecodes.localpar or nodecodes.local_par if p then nodecodes.par=p nodecodes[p]="par" nodecodes.localpar=p nodecodes.local_par=p end end do local getcomponents=node.direct.getcomponents local setcomponents=node.direct.setcomponents local function copynocomponents(g,copyinjection) local components=getcomponents(g) if components then setcomponents(g) local n=copynode(g) if copyinjection then copyinjection(n,g) end setcomponents(g,components) return n else local n=copynode(g) if copyinjection then copyinjection(n,g) end return n end end local function copyonlyglyphs(current) local head=nil local previous=nil for n in traverseid(glyph_code,current) do n=copynode(n) if head then setlink(previous,n) else head=n end previous=n end return head end local function countcomponents(start,marks) local char=isglyph(start) if char then if getsubtype(start)==ligature_code then local n=0 local components=getcomponents(start) while components do n=n+countcomponents(components,marks) components=getnext(components) end return n elseif not marks[char] then return 1 end end return 0 end local function flushcomponents() end nuts.components={ set=setcomponents, get=getcomponents, copyonlyglyphs=copyonlyglyphs, copynocomponents=copynocomponents, count=countcomponents, flush=flushcomponents, } end nuts.usesfont=direct.usesfont or direct.uses_font do local dummy=tonut(node.new("glyph")) nuts.traversers={ glyph=nuts.traverseid(nodecodes.glyph,dummy), glue=nuts.traverseid(nodecodes.glue,dummy), disc=nuts.traverseid(nodecodes.disc,dummy), boundary=nuts.traverseid(nodecodes.boundary,dummy), char=nuts.traversechar(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 do local getsubtype=nuts.getsubtype function nuts.startofpar(n) local s=getsubtype(n) return s==0 or s==2 end end end --- [luaotfload, fontloader-2023-08-19.lua scope for “basics-nod”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “basics-chr” ce4afac7ba19471f3c8f90800839f315] --- 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, [1565]=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, [1744]=2, [1745]=2, [1746]=3, [1747]=3, [1748]=6, [1749]=3, [1750]=5, [1751]=5, [1752]=5, [1753]=5, [1754]=5, [1755]=5, [1756]=5, [1757]=4, [1758]=6, [1759]=5, [1760]=5, [1761]=5, [1762]=5, [1763]=5, [1764]=5, [1765]=6, [1766]=6, [1767]=5, [1768]=5, [1769]=6, [1770]=5, [1771]=5, [1772]=5, [1773]=5, [1774]=3, [1775]=3, [1776]=6, [1777]=6, [1778]=6, [1779]=6, [1780]=6, [1781]=6, [1782]=6, [1783]=6, [1784]=6, [1785]=6, [1786]=2, [1787]=2, [1788]=2, [1789]=6, [1790]=6, [1791]=2, [1792]=6, [1793]=6, [1794]=6, [1795]=6, [1796]=6, [1797]=6, [1798]=6, [1799]=6, [1800]=6, [1801]=6, [1802]=6, [1803]=6, [1804]=6, [1805]=6, [1808]=3, [1809]=5, [1810]=2, [1811]=2, [1812]=2, [1813]=3, [1814]=3, [1815]=3, [1816]=3, [1817]=3, [1818]=2, [1819]=2, [1820]=2, [1821]=2, [1822]=3, [1823]=2, [1824]=2, [1825]=2, [1826]=2, [1827]=2, [1828]=2, [1829]=2, [1830]=2, [1831]=2, [1832]=3, [1833]=2, [1834]=3, [1835]=2, [1836]=3, [1837]=2, [1838]=2, [1839]=3, [1840]=5, [1841]=5, [1842]=5, [1843]=5, [1844]=5, [1845]=5, [1846]=5, [1847]=5, [1848]=5, [1849]=5, [1850]=5, [1851]=5, [1852]=5, [1853]=5, [1854]=5, [1855]=5, [1856]=5, [1857]=5, [1858]=5, [1859]=5, [1860]=5, [1861]=5, [1862]=5, [1863]=5, [1864]=5, [1865]=5, [1866]=5, [1869]=3, [1870]=2, [1871]=2, [1872]=2, [1873]=2, [1874]=2, [1875]=2, [1876]=2, [1877]=2, [1878]=2, [1879]=2, [1880]=2, [1881]=3, [1882]=3, [1883]=3, [1884]=2, [1885]=2, [1886]=2, [1887]=2, [1888]=2, [1889]=2, [1890]=2, [1891]=2, [1892]=2, [1893]=2, [1894]=2, [1895]=2, [1896]=2, [1897]=2, [1898]=2, [1899]=3, [1900]=3, [1901]=2, [1902]=2, [1903]=2, [1904]=2, [1905]=3, [1906]=2, [1907]=3, [1908]=3, [1909]=2, [1910]=2, [1911]=2, [1912]=3, [1913]=3, [1914]=2, [1915]=2, [1916]=2, [1917]=2, [1918]=2, [1919]=2, [1958]=5, [1959]=5, [1960]=5, [1961]=5, [1962]=5, [1963]=5, [1964]=5, [1965]=5, [1966]=5, [1967]=5, [1968]=5, [1984]=6, [1985]=6, [1986]=6, [1987]=6, [1988]=6, [1989]=6, [1990]=6, [1991]=6, [1992]=6, [1993]=6, [1994]=2, [1995]=2, [1996]=2, [1997]=2, [1998]=2, [1999]=2, [2000]=2, [2001]=2, [2002]=2, [2003]=2, [2004]=2, [2005]=2, [2006]=2, [2007]=2, [2008]=2, [2009]=2, [2010]=2, [2011]=2, [2012]=2, [2013]=2, [2014]=2, [2015]=2, [2016]=2, [2017]=2, [2018]=2, [2019]=2, [2020]=2, [2021]=2, [2022]=2, [2023]=2, [2024]=2, [2025]=2, [2026]=2, [2027]=5, [2028]=5, [2029]=5, [2030]=5, [2031]=5, [2032]=5, [2033]=5, [2034]=5, [2035]=5, [2036]=6, [2037]=6, [2038]=6, [2039]=6, [2040]=6, [2041]=6, [2042]=2, [2045]=5, [2046]=6, [2047]=6, [2070]=5, [2071]=5, [2072]=5, [2073]=5, [2075]=5, [2076]=5, [2077]=5, [2078]=5, [2079]=5, [2080]=5, [2081]=5, [2082]=5, [2083]=5, [2085]=5, [2086]=5, [2087]=5, [2089]=5, [2090]=5, [2091]=5, [2092]=5, [2093]=5, [2112]=3, [2113]=2, [2114]=2, [2115]=2, [2116]=2, [2117]=2, [2118]=3, [2119]=3, [2120]=2, [2121]=3, [2122]=2, [2123]=2, [2124]=2, [2125]=2, [2126]=2, [2127]=2, [2128]=2, [2129]=2, [2130]=2, [2131]=2, [2132]=3, [2133]=2, [2134]=3, [2135]=3, [2136]=3, [2137]=5, [2138]=5, [2139]=5, [2144]=2, [2145]=4, [2146]=2, [2147]=2, [2148]=2, [2149]=2, [2150]=4, [2151]=3, [2152]=2, [2153]=3, [2154]=3, [2160]=3, [2161]=3, [2162]=3, [2163]=3, [2164]=3, [2165]=3, [2166]=3, [2167]=3, [2168]=3, [2169]=3, [2170]=3, [2171]=3, [2172]=3, [2173]=3, [2174]=3, [2175]=3, [2176]=3, [2177]=3, [2178]=3, [2179]=2, [2180]=2, [2181]=2, [2182]=2, [2183]=4, [2184]=4, [2185]=2, [2186]=2, [2187]=2, [2188]=2, [2189]=2, [2190]=3, [2192]=4, [2193]=4, [2200]=5, [2201]=5, [2202]=5, [2203]=5, [2204]=5, [2205]=5, [2206]=5, [2207]=5, [2208]=2, [2209]=2, [2210]=2, [2211]=2, [2212]=2, [2213]=2, [2214]=2, [2215]=2, [2216]=2, [2217]=2, [2218]=3, [2219]=3, [2220]=3, [2221]=4, [2222]=3, [2223]=2, [2224]=2, [2225]=3, [2226]=3, [2227]=2, [2228]=2, [2229]=2, [2230]=2, [2231]=2, [2232]=2, [2233]=3, [2234]=2, [2235]=2, [2236]=2, [2237]=2, [2238]=2, [2239]=2, [2240]=2, [2241]=2, [2242]=2, [2243]=2, [2244]=2, [2245]=2, [2246]=2, [2247]=2, [2248]=2, [2250]=5, [2251]=5, [2252]=5, [2253]=5, [2254]=5, [2255]=5, [2256]=5, [2257]=5, [2258]=5, [2259]=5, [2260]=5, [2261]=5, [2262]=5, [2263]=5, [2264]=5, [2265]=5, [2266]=5, [2267]=5, [2268]=5, [2269]=5, [2270]=5, [2271]=5, [2272]=5, [2273]=5, [2274]=4, [2275]=5, [2276]=5, [2277]=5, [2278]=5, [2279]=5, [2280]=5, [2281]=5, [2282]=5, [2283]=5, [2284]=5, [2285]=5, [2286]=5, [2287]=5, [2288]=5, [2289]=5, [2290]=5, [2291]=5, [2292]=5, [2293]=5, [2294]=5, [2295]=5, [2296]=5, [2297]=5, [2298]=5, [2299]=5, [2300]=5, [2301]=5, [2302]=5, [2303]=5, [2304]=5, [2305]=5, [2306]=5, [2362]=5, [2364]=5, [2369]=5, [2370]=5, [2371]=5, [2372]=5, [2373]=5, [2374]=5, [2375]=5, [2376]=5, [2381]=5, [2385]=5, [2386]=5, [2387]=5, [2388]=5, [2389]=5, [2390]=5, [2391]=5, [2402]=5, [2403]=5, [2433]=5, [2492]=5, [2497]=5, [2498]=5, [2499]=5, [2500]=5, [2509]=5, [2530]=5, [2531]=5, [2558]=5, [2561]=5, [2562]=5, [2620]=5, [2625]=5, [2626]=5, [2631]=5, [2632]=5, [2635]=5, [2636]=5, [2637]=5, [2641]=5, [2672]=5, [2673]=5, [2677]=5, [2689]=5, [2690]=5, [2748]=5, [2753]=5, [2754]=5, [2755]=5, [2756]=5, [2757]=5, [2759]=5, [2760]=5, [2765]=5, [2786]=5, [2787]=5, [2810]=5, [2811]=5, [2812]=5, [2813]=5, [2814]=5, [2815]=5, [2817]=5, [2876]=5, [2879]=5, [2881]=5, [2882]=5, [2883]=5, [2884]=5, [2893]=5, [2901]=5, [2902]=5, [2914]=5, [2915]=5, [2946]=5, [3008]=5, [3021]=5, [3072]=5, [3076]=5, [3132]=5, [3134]=5, [3135]=5, [3136]=5, [3142]=5, [3143]=5, [3144]=5, [3146]=5, [3147]=5, [3148]=5, [3149]=5, [3157]=5, [3158]=5, [3170]=5, [3171]=5, [3201]=5, [3260]=5, [3263]=5, [3270]=5, [3276]=5, [3277]=5, [3298]=5, [3299]=5, [3328]=5, [3329]=5, [3387]=5, [3388]=5, [3393]=5, [3394]=5, [3395]=5, [3396]=5, [3405]=5, [3426]=5, [3427]=5, [3457]=5, [3530]=5, [3538]=5, [3539]=5, [3540]=5, [3542]=5, [3633]=5, [3636]=5, [3637]=5, [3638]=5, [3639]=5, [3640]=5, [3641]=5, [3642]=5, [3655]=5, [3656]=5, [3657]=5, [3658]=5, [3659]=5, [3660]=5, [3661]=5, [3662]=5, [3761]=5, [3764]=5, [3765]=5, [3766]=5, [3767]=5, [3768]=5, [3769]=5, [3770]=5, [3771]=5, [3772]=5, [3784]=5, [3785]=5, [3786]=5, [3787]=5, [3788]=5, [3789]=5, [3864]=5, [3865]=5, [3893]=5, [3895]=5, [3897]=5, [3953]=5, [3954]=5, [3955]=5, [3956]=5, [3957]=5, [3958]=5, [3959]=5, [3960]=5, [3961]=5, [3962]=5, [3963]=5, [3964]=5, [3965]=5, [3966]=5, [3968]=5, [3969]=5, [3970]=5, [3971]=5, [3972]=5, [3974]=5, [3975]=5, [3981]=5, [3982]=5, [3983]=5, [3984]=5, [3985]=5, [3986]=5, [3987]=5, [3988]=5, [3989]=5, [3990]=5, [3991]=5, [3993]=5, [3994]=5, [3995]=5, [3996]=5, [3997]=5, [3998]=5, [3999]=5, [4000]=5, [4001]=5, [4002]=5, [4003]=5, [4004]=5, [4005]=5, [4006]=5, [4007]=5, [4008]=5, [4009]=5, [4010]=5, [4011]=5, [4012]=5, [4013]=5, [4014]=5, [4015]=5, [4016]=5, [4017]=5, [4018]=5, [4019]=5, [4020]=5, [4021]=5, [4022]=5, [4023]=5, [4024]=5, [4025]=5, [4026]=5, [4027]=5, [4028]=5, [4038]=5, [4141]=5, [4142]=5, [4143]=5, [4144]=5, [4146]=5, [4147]=5, [4148]=5, [4149]=5, [4150]=5, [4151]=5, [4153]=5, [4154]=5, [4157]=5, [4158]=5, [4184]=5, [4185]=5, [4190]=5, [4191]=5, [4192]=5, [4209]=5, [4210]=5, [4211]=5, [4212]=5, [4226]=5, [4229]=5, [4230]=5, [4237]=5, [4253]=5, [4957]=5, [4958]=5, [4959]=5, [5906]=5, [5907]=5, [5908]=5, [5938]=5, [5939]=5, [5940]=5, [5970]=5, [5971]=5, [6002]=5, [6003]=5, [6071]=5, [6072]=5, [6073]=5, [6074]=5, [6075]=5, [6076]=5, [6077]=5, [6086]=5, [6089]=5, [6090]=5, [6091]=5, [6092]=5, [6093]=5, [6094]=5, [6095]=5, [6096]=5, [6097]=5, [6098]=5, [6099]=5, [6109]=5, [6150]=4, [6151]=2, [6154]=2, [6155]=5, [6156]=5, [6157]=5, [6158]=4, [6159]=5, [6176]=2, [6177]=2, [6178]=2, [6179]=2, [6180]=2, [6181]=2, [6182]=2, [6183]=2, [6184]=2, [6185]=2, [6186]=2, [6187]=2, [6188]=2, [6189]=2, [6190]=2, [6191]=2, [6192]=2, [6193]=2, [6194]=2, [6195]=2, [6196]=2, [6197]=2, [6198]=2, [6199]=2, [6200]=2, [6201]=2, [6202]=2, [6203]=2, [6204]=2, [6205]=2, [6206]=2, [6207]=2, [6208]=2, [6209]=2, [6210]=2, [6211]=2, [6212]=2, [6213]=2, [6214]=2, [6215]=2, [6216]=2, [6217]=2, [6218]=2, [6219]=2, [6220]=2, [6221]=2, [6222]=2, [6223]=2, [6224]=2, [6225]=2, [6226]=2, [6227]=2, [6228]=2, [6229]=2, [6230]=2, [6231]=2, [6232]=2, [6233]=2, [6234]=2, [6235]=2, [6236]=2, [6237]=2, [6238]=2, [6239]=2, [6240]=2, [6241]=2, [6242]=2, [6243]=2, [6244]=2, [6245]=2, [6246]=2, [6247]=2, [6248]=2, [6249]=2, [6250]=2, [6251]=2, [6252]=2, [6253]=2, [6254]=2, [6255]=2, [6256]=2, [6257]=2, [6258]=2, [6259]=2, [6260]=2, [6261]=2, [6262]=2, [6263]=2, [6264]=2, [6272]=4, [6273]=4, [6274]=4, [6275]=4, [6276]=4, [6279]=2, [6280]=2, [6281]=2, [6282]=2, [6283]=2, [6284]=2, [6285]=2, [6286]=2, [6287]=2, [6288]=2, [6289]=2, [6290]=2, [6291]=2, [6292]=2, [6293]=2, [6294]=2, [6295]=2, [6296]=2, [6297]=2, [6298]=2, [6299]=2, [6300]=2, [6301]=2, [6302]=2, [6303]=2, [6304]=2, [6305]=2, [6306]=2, [6307]=2, [6308]=2, [6309]=2, [6310]=2, [6311]=2, [6312]=2, [6313]=5, [6314]=2, [6432]=5, [6433]=5, [6434]=5, [6439]=5, [6440]=5, [6450]=5, [6457]=5, [6458]=5, [6459]=5, [6679]=5, [6680]=5, [6742]=5, [6744]=5, [6745]=5, [6746]=5, [6747]=5, [6748]=5, [6749]=5, [6750]=5, [6752]=5, [6754]=5, [6757]=5, [6758]=5, [6759]=5, [6760]=5, [6761]=5, [6762]=5, [6763]=5, [6764]=5, [6771]=5, [6772]=5, [6773]=5, [6774]=5, [6775]=5, [6776]=5, [6777]=5, [6778]=5, [6779]=5, [6780]=5, [6783]=5, [6832]=5, [6833]=5, [6834]=5, [6835]=5, [6836]=5, [6837]=5, [6838]=5, [6839]=5, [6840]=5, [6841]=5, [6842]=5, [6843]=5, [6844]=5, [6845]=5, [6847]=5, [6848]=5, [6849]=5, [6850]=5, [6851]=5, [6852]=5, [6853]=5, [6854]=5, [6855]=5, [6856]=5, [6857]=5, [6858]=5, [6859]=5, [6860]=5, [6861]=5, [6862]=5, [6912]=5, [6913]=5, [6914]=5, [6915]=5, [6964]=5, [6966]=5, [6967]=5, [6968]=5, [6969]=5, [6970]=5, [6972]=5, [6978]=5, [7019]=5, [7020]=5, [7021]=5, [7022]=5, [7023]=5, [7024]=5, [7025]=5, [7026]=5, [7027]=5, [7040]=5, [7041]=5, [7074]=5, [7075]=5, [7076]=5, [7077]=5, [7080]=5, [7081]=5, [7083]=5, [7142]=5, [7144]=5, [7145]=5, [7149]=5, [7151]=5, [7152]=5, [7153]=5, [7212]=5, [7213]=5, [7214]=5, [7215]=5, [7216]=5, [7217]=5, [7218]=5, [7219]=5, [7222]=5, [7223]=5, [7376]=5, [7377]=5, [7378]=5, [7380]=5, [7381]=5, [7382]=5, [7383]=5, [7384]=5, [7385]=5, [7386]=5, [7387]=5, [7388]=5, [7389]=5, [7390]=5, [7391]=5, [7392]=5, [7394]=5, [7395]=5, [7396]=5, [7397]=5, [7398]=5, [7399]=5, [7400]=5, [7405]=5, [7412]=5, [7416]=5, [7417]=5, [7616]=5, [7617]=5, [7618]=5, [7619]=5, [7620]=5, [7621]=5, [7622]=5, [7623]=5, [7624]=5, [7625]=5, [7626]=5, [7627]=5, [7628]=5, [7629]=5, [7630]=5, [7631]=5, [7632]=5, [7633]=5, [7634]=5, [7635]=5, [7636]=5, [7637]=5, [7638]=5, [7639]=5, [7640]=5, [7641]=5, [7642]=5, [7643]=5, [7644]=5, [7645]=5, [7646]=5, [7647]=5, [7648]=5, [7649]=5, [7650]=5, [7651]=5, [7652]=5, [7653]=5, [7654]=5, [7655]=5, [7656]=5, [7657]=5, [7658]=5, [7659]=5, [7660]=5, [7661]=5, [7662]=5, [7663]=5, [7664]=5, [7665]=5, [7666]=5, [7667]=5, [7668]=5, [7669]=5, [7670]=5, [7671]=5, [7672]=5, [7673]=5, [7674]=5, [7675]=5, [7676]=5, [7677]=5, [7678]=5, [7679]=5, [8204]=4, [8205]=2, [8239]=4, [8294]=4, [8295]=4, [8296]=4, [8297]=4, [8400]=5, [8401]=5, [8402]=5, [8403]=5, [8404]=5, [8405]=5, [8406]=5, [8407]=5, [8408]=5, [8409]=5, [8410]=5, [8411]=5, [8412]=5, [8417]=5, [8421]=5, [8422]=5, [8423]=5, [8424]=5, [8425]=5, [8426]=5, [8427]=5, [8428]=5, [8429]=5, [8430]=5, [8431]=5, [8432]=5, [11503]=5, [11504]=5, [11505]=5, [11647]=5, [11744]=5, [11745]=5, [11746]=5, [11747]=5, [11748]=5, [11749]=5, [11750]=5, [11751]=5, [11752]=5, [11753]=5, [11754]=5, [11755]=5, [11756]=5, [11757]=5, [11758]=5, [11759]=5, [11760]=5, [11761]=5, [11762]=5, [11763]=5, [11764]=5, [11765]=5, [11766]=5, [11767]=5, [11768]=5, [11769]=5, [11770]=5, [11771]=5, [11772]=5, [11773]=5, [11774]=5, [11775]=5, [12330]=5, [12331]=5, [12332]=5, [12333]=5, [12334]=5, [12335]=5, [12441]=5, [12442]=5, [42607]=5, [42612]=5, [42613]=5, [42614]=5, [42615]=5, [42616]=5, [42617]=5, [42618]=5, [42619]=5, [42620]=5, [42621]=5, [42654]=5, [42655]=5, [42736]=5, [42737]=5, [43014]=5, [43019]=5, [43045]=5, [43046]=5, [43052]=5, [43072]=2, [43073]=2, [43074]=2, [43075]=2, [43076]=2, [43077]=2, [43078]=2, [43079]=2, [43080]=2, [43081]=2, [43082]=2, [43083]=2, [43084]=2, [43085]=2, [43086]=2, [43087]=2, [43088]=2, [43089]=2, [43090]=2, [43091]=2, [43092]=2, [43093]=2, [43094]=2, [43095]=2, [43096]=2, [43097]=2, [43098]=2, [43099]=2, [43100]=2, [43101]=2, [43102]=2, [43103]=2, [43104]=2, [43105]=2, [43106]=2, [43107]=2, [43108]=2, [43109]=2, [43110]=2, [43111]=2, [43112]=2, [43113]=2, [43114]=2, [43115]=2, [43116]=2, [43117]=2, [43118]=2, [43119]=2, [43120]=2, [43121]=2, [43122]=1, [43123]=4, [43204]=5, [43205]=5, [43232]=5, [43233]=5, [43234]=5, [43235]=5, [43236]=5, [43237]=5, [43238]=5, [43239]=5, [43240]=5, [43241]=5, [43242]=5, [43243]=5, [43244]=5, [43245]=5, [43246]=5, [43247]=5, [43248]=5, [43249]=5, [43263]=5, [43302]=5, [43303]=5, [43304]=5, [43305]=5, [43306]=5, [43307]=5, [43308]=5, [43309]=5, [43335]=5, [43336]=5, [43337]=5, [43338]=5, [43339]=5, [43340]=5, [43341]=5, [43342]=5, [43343]=5, [43344]=5, [43345]=5, [43392]=5, [43393]=5, [43394]=5, [43443]=5, [43446]=5, [43447]=5, [43448]=5, [43449]=5, [43452]=5, [43493]=5, [43561]=5, [43562]=5, [43563]=5, [43564]=5, [43565]=5, [43566]=5, [43569]=5, [43570]=5, [43573]=5, [43574]=5, [43587]=5, [43596]=5, [43644]=5, [43696]=5, [43698]=5, [43699]=5, [43700]=5, [43703]=5, [43704]=5, [43710]=5, [43711]=5, [43713]=5, [43756]=5, [43757]=5, [43766]=5, [44005]=5, [44008]=5, [44013]=5, [64286]=5, [65056]=5, [65057]=5, [65058]=5, [65059]=5, [65060]=5, [65061]=5, [65062]=5, [65063]=5, [65064]=5, [65065]=5, [65066]=5, [65067]=5, [65068]=5, [65069]=5, [65070]=5, [65071]=5, [66045]=5, [66272]=5, [66422]=5, [66423]=5, [66424]=5, [66425]=5, [66426]=5, [68097]=5, [68098]=5, [68099]=5, [68101]=5, [68102]=5, [68108]=5, [68109]=5, [68110]=5, [68111]=5, [68152]=5, [68153]=5, [68154]=5, [68159]=5, [68288]=2, [68289]=2, [68290]=2, [68291]=2, [68292]=2, [68293]=3, [68294]=4, [68295]=3, [68296]=4, [68297]=3, [68298]=3, [68299]=4, [68300]=4, [68301]=1, [68302]=3, [68303]=3, [68304]=3, [68305]=3, [68306]=3, [68307]=2, [68308]=2, [68309]=2, [68310]=2, [68311]=1, [68312]=2, [68313]=2, [68314]=2, [68315]=2, [68316]=2, [68317]=3, [68318]=2, [68319]=2, [68320]=2, [68321]=3, [68322]=4, [68323]=4, [68324]=3, [68325]=5, [68326]=5, [68331]=2, [68332]=2, [68333]=2, [68334]=2, [68335]=3, [68480]=2, [68481]=3, [68482]=2, [68483]=3, [68484]=3, [68485]=3, [68486]=2, [68487]=2, [68488]=2, [68489]=3, [68490]=2, [68491]=2, [68492]=3, [68493]=2, [68494]=3, [68495]=3, [68496]=2, [68497]=3, [68521]=3, [68522]=3, [68523]=3, [68524]=3, [68525]=2, [68526]=2, [68527]=4, [68864]=1, [68865]=2, [68866]=2, [68867]=2, [68868]=2, [68869]=2, [68870]=2, [68871]=2, [68872]=2, [68873]=2, [68874]=2, [68875]=2, [68876]=2, [68877]=2, [68878]=2, [68879]=2, [68880]=2, [68881]=2, [68882]=2, [68883]=2, [68884]=2, [68885]=2, [68886]=2, [68887]=2, [68888]=2, [68889]=2, [68890]=2, [68891]=2, [68892]=2, [68893]=2, [68894]=2, [68895]=2, [68896]=2, [68897]=2, [68898]=3, [68899]=2, [68900]=5, [68901]=5, [68902]=5, [68903]=5, [69291]=5, [69292]=5, [69424]=2, [69425]=2, [69426]=2, [69427]=3, [69428]=2, [69429]=2, [69430]=2, [69431]=2, [69432]=2, [69433]=2, [69434]=2, [69435]=2, [69436]=2, [69437]=2, [69438]=2, [69439]=2, [69440]=2, [69441]=2, [69442]=2, [69443]=2, [69444]=2, [69445]=4, [69446]=5, [69447]=5, [69448]=5, [69449]=5, [69450]=5, [69451]=5, [69452]=5, [69453]=5, [69454]=5, [69455]=5, [69456]=5, [69457]=2, [69458]=2, [69459]=2, [69460]=3, [69488]=2, [69489]=2, [69490]=2, [69491]=2, [69492]=3, [69493]=3, [69494]=2, [69495]=2, [69496]=2, [69497]=2, [69498]=2, [69499]=2, [69500]=2, [69501]=2, [69502]=2, [69503]=2, [69504]=2, [69505]=2, [69506]=5, [69507]=5, [69508]=5, [69509]=5, [69552]=2, [69553]=4, [69554]=2, [69555]=2, [69556]=3, [69557]=3, [69558]=3, [69559]=4, [69560]=2, [69561]=3, [69562]=3, [69563]=2, 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[43616]=true, [43617]=true, [43618]=true, [43619]=true, [43620]=true, [43621]=true, [43622]=true, [43623]=true, [43624]=true, [43625]=true, [43626]=true, [43628]=true, [43629]=true, [43630]=true, [43631]=true, [43633]=true, [43634]=true, [43635]=true, [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, [2880]=true, [2881]=true, [2882]=true, [2883]=true, [2884]=true, [2887]=true, [2888]=true, [2891]=true, [2892]=true, [2914]=true, [2915]=true, [3006]=true, [3007]=true, [3008]=true, [3009]=true, [3010]=true, [3014]=true, [3015]=true, [3016]=true, [3018]=true, [3019]=true, [3020]=true, [3134]=true, [3135]=true, [3136]=true, [3137]=true, [3138]=true, [3139]=true, [3140]=true, [3142]=true, [3143]=true, [3144]=true, [3146]=true, [3147]=true, [3148]=true, [3170]=true, [3171]=true, [3262]=true, [3263]=true, [3264]=true, [3265]=true, [3266]=true, [3267]=true, [3268]=true, [3270]=true, [3271]=true, [3272]=true, [3274]=true, [3275]=true, [3276]=true, [3285]=true, [3286]=true, [3298]=true, [3299]=true, [3390]=true, [3391]=true, [3392]=true, [3393]=true, [3394]=true, [3395]=true, [3396]=true, [3398]=true, [3399]=true, [3400]=true, [3402]=true, [3403]=true, [3404]=true, [3415]=true, [3426]=true, [3427]=true, [4139]=true, [4140]=true, [4141]=true, [4142]=true, [4143]=true, [4144]=true, [4145]=true, [4146]=true, [4147]=true, [4148]=true, [4149]=true, [4182]=true, [4183]=true, [4184]=true, [4185]=true, [4194]=true, [4199]=true, [4200]=true, [4209]=true, [4210]=true, [4211]=true, [4212]=true, [4227]=true, [4228]=true, [4229]=true, [4230]=true, [4252]=true, [4253]=true, [43493]=true, }, ["halant"]={ [2381]=true, [2509]=true, [2637]=true, [2765]=true, [2893]=true, [3021]=true, [3149]=true, [3277]=true, [3405]=true, }, ["independent_vowel"]={ [2308]=true, [2309]=true, [2310]=true, [2311]=true, [2312]=true, [2313]=true, [2314]=true, [2315]=true, [2316]=true, [2317]=true, [2318]=true, [2319]=true, [2320]=true, [2321]=true, [2322]=true, [2323]=true, [2324]=true, [2400]=true, [2401]=true, [2418]=true, [2419]=true, [2420]=true, [2421]=true, [2422]=true, [2423]=true, [2437]=true, [2438]=true, [2439]=true, [2440]=true, [2441]=true, [2442]=true, [2443]=true, [2444]=true, [2447]=true, [2448]=true, [2451]=true, [2452]=true, [2528]=true, [2529]=true, [2530]=true, [2531]=true, [2565]=true, [2566]=true, [2567]=true, [2568]=true, [2569]=true, [2570]=true, [2575]=true, [2576]=true, [2579]=true, [2580]=true, [2693]=true, [2694]=true, [2695]=true, [2696]=true, [2697]=true, [2698]=true, [2699]=true, [2700]=true, [2701]=true, [2703]=true, [2704]=true, [2705]=true, [2707]=true, [2708]=true, [2784]=true, [2785]=true, [2786]=true, [2787]=true, [2821]=true, [2822]=true, [2823]=true, [2824]=true, [2825]=true, [2826]=true, [2827]=true, [2828]=true, [2831]=true, [2832]=true, [2835]=true, [2836]=true, [2912]=true, [2913]=true, [2949]=true, [2950]=true, [2951]=true, [2952]=true, [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, [3165]=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, [3293]=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, [3132]=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, [5901]=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-2023-08-19.lua scope for “basics-chr”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ini” 16b855c98602e4a3e9df39512916a427] --- 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, } if node and not tex.getfontoffamily then tex.getfontoffamily=node.family_font end end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ini”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-mis” 17e967c9ec4d001deefd43ddf25e98f7] --- 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-2023-08-19.lua scope for “fonts-mis”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-con” bdbaaa361308c9ccc0a7dac0bf6c17ec] --- 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.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 constructors.fixprotrusion=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) 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 if not targetmathparameters.SpaceBeforeScript then targetmathparameters.SpaceBeforeScript=targetmathparameters.SpaceAfterScript end target.mathparameters=targetmathparameters end end function constructors.beforecopyingcharacters(target,original) end function constructors.aftercopyingcharacters(target,original) end local nofinstances=0 local instances=setmetatableindex(function(t,k) nofinstances=nofinstances+1 t[k]=nofinstances return nofinstances end) function constructors.trytosharefont(target,tfmdata) local properties=target.properties local instance=properties.instance if instance then local fullname=target.fullname local fontname=target.fontname local psname=target.psname local format=tfmdata.properties.format if format=="opentype" then target.streamprovider=1 elseif format=="truetype" then target.streamprovider=2 else target.streamprovider=0 end if target.streamprovider>0 then if fullname then fullname=fullname..":"..instances[instance] target.fullname=fullname end if fontname then fontname=fontname..":"..instances[instance] target.fontname=fontname end if psname then psname=psname..":"..instances[instance] target.psname=psname end 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 extrafactor=tonumber(specification.factor ) or 1 targetparameters.mathsize=mathsize targetparameters.textsize=textsize 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.subfont=properties.subfont 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 original=properties.original or tfmdata.original 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.original=original 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 hshift=parameters.hshift if hshift then targetparameters.hshift=delta*hshift end local vshift=parameters.vshift if vshift then targetparameters.vshift=delta*vshift end 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=constructors.fixprotrusion and ((targetquad~=0 and 1000/targetquad) or 1) or 1 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 local oldmath=properties.oldmath targetproperties.oldmath=oldmath target.oldmath=oldmath 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.subfont=tfmdata.subfont or nil 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.subfont=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 sort(t) 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-2023-08-19.lua scope for “font-con”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-enc” c24fd6b4f34f87b9c4ff5e6193ce2656] --- 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={} encodings.glyphlistfilename="font-age.lua" setmetatable(encodings.agl,{ __index=function(t,k) if k=="unicodes" then logs.report("fonts","loading (extended) adobe glyph list") local foundname=resolvers.findfile(encodings.glyphlistfilename) or "" local unicodes=foundname~="" and dofile(foundname) if type(unicodes)~="table" then logs.report("fonts","missing or invalid (extended) adobe glyph list") unicodes={} end 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-2023-08-19.lua scope for “fonts-enc”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-cid” 22b0367742fb253deef84ef7ccf5e8de] --- 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 supnum0 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-2023-08-19.lua scope for “font-cid”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-map” 27ee748150e56f5f0e5f0fefc864f35e] --- if not modules then modules={} end modules ['font-map']={ version=1.001, optimize=true, 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 idiv=number.idiv 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 s_unknown="FFFD" local function tounicode16(unicode) if unicode<0xD7FF or (unicode>0xDFFF and unicode<=0xFFFF) then return f_single(unicode) elseif unicode>=0x00E000 and unicode<=0x00F8FF then return s_unknown elseif unicode>=0x0F0000 and unicode<=0x0FFFFF then return s_unknown elseif unicode>=0x100000 and unicode<=0x10FFFF then return s_unknown elseif unicode>=0x00D800 and unicode<=0x00DFFF then return s_unknown else unicode=unicode-0x10000 return f_double(idiv(k,0x400)+0xD800,unicode%0x400+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) elseif unicode>=0x00E000 and unicode<=0x00F8FF then t[l]=s_unknown elseif unicode>=0x0F0000 and unicode<=0x0FFFFF then t[l]=s_unknown elseif unicode>=0x100000 and unicode<=0x10FFFF then t[l]=s_unknown elseif unicode>=0x00D7FF and unicode<=0x00DFFF then t[l]=s_unknown else u=u-0x10000 t[l]=f_double(idiv(k,0x400)+0xD800,u%0x400+0xDC00) end end return concat(t) end local hash={} local conc={} table.setmetatableindex(hash,function(t,k) local v if k<0xD7FF or (k>0xDFFF and k<=0xFFFF) then v=f_single(k) else local k=k-0x10000 v=f_double(idiv(k,0x400)+0xD800,k%0x400+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 s_unknown elseif k>=0x0F0000 and k<=0x0FFFFF then return s_unknown elseif k>=0x100000 and k<=0x10FFFF then return s_unknown elseif k>=0x00D7FF and k<=0x00DFFF then return s_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 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-2023-08-19.lua scope for “font-map”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-vfc” a81c29eda98cd62cbebdb6c93544b50d] --- 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 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-2023-08-19.lua scope for “font-vfc”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-otr” 2958a21bebcf0579f4e11f0646d1b402] --- if not modules then modules={} end modules ['font-otr']={ version=1.001, optimize=true, 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 number=number local next,type,tonumber,rawget=next,type,tonumber,rawget 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={ "ultracondensed", "extracondensed", "condensed", "semicondensed", "normal", "semiexpanded", "expanded", "extraexpanded", "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", "normal", "verylight", "light", "thin", "book", "medium", "demi", "bold", "heavy", "black", } local panosewidths={ [0]="normal", "normal", "normal", "normal", "normal", "expanded", "condensed", "veryexpanded", "verycondensed", "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=readfixed(f), 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 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 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, fstype=metrics.fstype or 0, 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 function readdata(f,offset,specification) local fontdata,tables=loadtables(f,specification,offset) if specification.glyphs then prepareglyps(fontdata) 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) 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 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, nofsubfonts=fontdata.subfonts and #fontdata.subfonts or nil, }, 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, colorpaintdata=fontdata.colorpaintdata, colorpaintlist=fontdata.colorpaintlist, colorlinesdata=fontdata.colorlinesdata, coloraffinedata=fontdata.coloraffinedata, 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() report("the %a helper is not yet implemented","rehash") end function readers.checkhash() report("the %a helper is not yet implemented","checkhash") end function readers.pack() 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 function readers.condense(fontdata) report("the %a helper is not yet implemented","condense") 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-2023-08-19.lua scope for “font-otr”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-oti” 309a75f9c14b77d87e94eba827dc4e71] --- 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-2023-08-19.lua scope for “font-oti”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ott” 427bdc77dd187158eafb79b7193400dc] --- 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", ["chrs"]="chorasmian", ["copt"]="coptic", ["cpmn"]="cypro-minoan", ["cprt"]="cypriot syllabary", ["cyrl"]="cyrillic", ["dev2"]="devanagari variant 2", ["deva"]="devanagari", ["diak"]="dives akuru", ["dogr"]="dogra", ["dsrt"]="deseret", ["dupl"]="duployan", ["egyp"]="egyptian heiroglyphs", ["elba"]="elbasan", ["elym"]="elymaic", ["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", ["hmnp"]="nyiakeng puachue 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", ["kits"]="khitan small script", ["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", ["nand"]="nandinagari", ["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"]="odia", ["osge"]="osage", ["osma"]="osmanya", ["ougr"]="old uyghur", ["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"]="new tai lue", ["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", ["tnsa"]="tangsa", ["tml2"]="tamil variant 2", ["toto"]="toto", ["ugar"]="ugaritic cuneiform", ["vai" ]="vai", ["wara"]="warang citi", ["wcho"]="wancho", ["xpeo"]="old persian cuneiform", ["xsux"]="sumero-akkadian cuneiform", ["yezi"]="yezidi", ["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", ["akb" ]="batak angkola", ["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", ["avn" ]="avatime", ["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", ["bta" ]="batak alas kluet", ["btd" ]="batak dairi (pakpak)", ["bti" ]="beti", ["btm" ]="batak mandailing", ["bts" ]="batak simalungun", ["btx" ]="batak karo", ["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", ["ctt" ]="wayanad chetti", ["cuk" ]="san blas kuna", ["dag" ]="dagbani", ["dan" ]="danish", ["dar" ]="dargwa", ["dax" ]="dayi", ["dcr" ]="woods cree", ["deu" ]="german", ["dgo" ]="dogri (individual language)", ["dgr" ]="dogri (macro language)", ["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)", ["hai0"]="haida", ["hal" ]="halam", ["har" ]="harauti", ["hau" ]="hausa", ["haw" ]="hawaiian", ["hay" ]="haya", ["haz" ]="hazaragi", ["hmz" ]="hmong shuat", ["hbn" ]="hammer-banna", ["hei" ]="heiltsuk", ["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", ["inuk"]="nunavik inuktitut", ["ipk" ]="inupiat", ["ipph"]="phonetic transcription—ipa conventions", ["iri" ]="irish", ["irt" ]="irish traditional", ["uri" ]="irula", ["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", ["kaw" ]="kawi (old javanese)", ["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", ["kwk" ]="kwakʼwala", ["kyk" ]="koryak", ["kyu" ]="western kayah", ["lad" ]="ladin", ["lah" ]="lahuli", ["lak" ]="lak", ["lam" ]="lambani", ["lao" ]="lao", ["lat" ]="latin", ["laz" ]="laz", ["lcr" ]="l-cree", ["ldk" ]="ladakhi", ["lef" ]="lelemi", ["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", ["lpo" ]="lipo", ["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", ["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", ["mnw" ]="thailand 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" ]="northern sotho", ["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", ["rhg" ]="rohingya", ["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", ["sfm" ]="small flowery miao", ["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" ]="southern sotho", ["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", ["tj;" ]="tai laing", ["tkm" ]="turkmen", ["tli" ]="tlingit", ["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" ]="tumbuka", ["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", ["wci" ]="waci gbe", ["wcr" ]="west-cree", ["wel" ]="welsh", ["wlf" ]="wolof", ["wln" ]="walloon", ["wtm" ]="mewati", ["xbd" ]="lü", ["xhs" ]="xhosa", ["xjb" ]="minjangbal", ["xkf" ]="khengkha", ["xog" ]="soga", ["xpe" ]="kpelle (liberia)", ["xub" ]="bette kuruma", ["xuj" ]="jennu kuruma", ["yak" ]="sakha", ["yao" ]="yao", ["yap" ]="yapese", ["yba" ]="yoruba", ["ycr" ]="y-cree", ["ygp" ]="gepo", ["yic" ]="yi classic", ["yim" ]="yi modern", ["yna" ]="aluo", ["ywq" ]="wuding-luquan", ["zea" ]="zealandic", ["zgh" ]="standard morrocan tamazigh", ["zha" ]="zhuang", ["zhh" ]="chinese, hong kong sar", ["zho" ]="chinese traditional, macao", ["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", ["chws"]="contextual half-width spacing", ["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", ["ruby"]="ruby notation forms", ["rvrn"]="required variation alternates", ["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", ["vchw"]="vertical contextual half-width spacing", ["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) 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-2023-08-19.lua scope for “font-ott”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-cff” 999da544079698ce70178fd84bcdd67a] --- if not modules then modules={} end modules ['font-cff']={ version=1.001, optimize=true, 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,sub=string.byte,string.char,string.gmatch,string.sub local concat,insert,remove,unpack=table.concat,table.insert,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 standardnames={ [0]= false,false,false,false,false,false,false,false,false,false,false, false,false,false,false,false,false,false,false,false,false,false, false,false,false,false,false,false,false,false,false,false, "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",false,false,false, false,false,false,false,false,false,false,false,false,false,false, false,false,false,false,false,false,false,false,false,false,false, false,false,false,false,false,false,false,false,false,"exclamdown", "cent","sterling","fraction","yen","florin","section","currency", "quotesingle","quotedblleft","guillemotleft","guilsinglleft", "guilsinglright","fi","fl",false,"endash","dagger","daggerdbl", "periodcentered",false,"paragraph","bullet","quotesinglbase", "quotedblbase","quotedblright","guillemotright","ellipsis","perthousand", false,"questiondown",false,"grave","acute","circumflex","tilde", "macron","breve","dotaccent","dieresis",false,"ring","cedilla",false, "hungarumlaut","ogonek","caron","emdash",false,false,false,false, false,false,false,false,false,false,false,false,false,false,false, false,"AE",false,"ordfeminine",false,false,false,false,"Lslash", "Oslash","OE","ordmasculine",false,false,false,false,false,"ae", false,false,false,"dotlessi",false,false,"lslash","oslash","oe", "germandbls",false,false,false,false } local cffreaders={ readbyte, readushort, readuint, readulong, } directives.register("fonts.streamreader",function() cffreaders={ readbyte, readushort, readuint, readulong, } end) 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.stdhw=stack[top] top=0 end+P("\11")/function() result.stdvw=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.blueshift=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_1={ ["\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 remap_2={ ["\x0F"]="0",["\x1F"]="1",["\x2F"]="2",["\x3F"]="3",["\x4F"]="4", ["\x5F"]="5",["\x6F"]="6",["\x7F"]="7",["\x8F"]="8",["\x9F"]="9", } local p_last_1=S("\x0F\x1F\x2F\x3F\x4F\x5F\x6F\x7F\x8F\x9F\xAF\xBF") local p_last_2=R("\xF0\xFF") local p_nibbles=P("\30")*Cs(((1-(p_last_1+p_last_2))/remap_1)^0*(p_last_1/remap_2+p_last_2/""))/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,version) stack={} strings=data.strings if trace_charstrings then report("charstring format %a",version) end for i=1,#dictionaries do top=0 result=version=="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 lsb=0 local result={} 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 justpass=false local seacs={} local procidx=nil local function showstate(where,i,n) if i then local j=i+n-1 report("%w%-10s : [%s] step",depth*2+2,where,concat(stack," ",i,j<=top and j or top)) else report("%w%-10s : [%s] n=%i",depth*2,where,concat(stack," ",1,top),top) end 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 xymax then ymax=y elseif yxmax then xmax=x elseif xymax then ymax=y elseif yxmax then xmax=x elseif xymax then ymax=y elseif yxmax then xmax=x elseif xymax then ymax=y elseif yxmax then xmax=x1 elseif x1ymax then ymax=y1 elseif y1xmax then xmax=x2 elseif x2ymax then ymax=y2 elseif y2xmax then xmax=x3 elseif x3ymax then ymax=y3 elseif y32 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 if top==6 then local ax=x+stack[1] local ay=y+stack[2] local bx=ax+stack[3] local by=ay+stack[4] x=bx+stack[5] y=by+stack[6] xycurveto(ax,ay,bx,by,x,y,1,6) else 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,i,6) end 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 if top==4 then local ax=x+stack[1] local ay=y local bx=ax+stack[2] local by=ay+stack[3] x=bx+stack[4] y=by xycurveto(ax,ay,bx,by,x,y,1,4) else 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,i,4) end 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 if top==4 then local ax=x+d local ay=y+stack[1] local bx=ax+stack[2] local by=ay+stack[3] x=bx y=by+stack[4] xycurveto(ax,ay,bx,by,x,y,1,4) d=0 else 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,i,4) d=0 end end top=0 end local function xxcurveto(swap) local last=top%4~=0 and stack[top] if last then top=top-1 end if top==4 then local ax,ay,bx,by if swap then ax=x+stack[1] ay=y bx=ax+stack[2] by=ay+stack[3] y=by+stack[4] if last then x=bx+last else x=bx end else ax=x ay=y+stack[1] bx=ax+stack[2] by=ay+stack[3] x=bx+stack[4] if last then y=by+last else y=by end end xycurveto(ax,ay,bx,by,x,y,1,4) else 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,i,4) end 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,i,6) 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=="cff" then local d=stack[top] top=top-1 stack[top]=stack[top]/d end end local function closepath() if version=="cff" then if trace_charstrings then showstate("closepath") end end top=0 end local function hsbw() if version=="cff" then if trace_charstrings then showstate("hsbw") end lsb=stack[top-1] or 0 width=stack[top] end top=0 end local function sbw() if version=="cff" then if trace_charstrings then showstate("sbw") end lsb=stack[top-3] width=stack[top-1] end top=0 end local function seac() if version=="cff" then if trace_charstrings then showstate("seac") end end top=0 end local popped=3 local hints=3 local function callothersubr() if version=="cff" then if trace_charstrings then showstate("callothersubr") end if stack[top]==hints then popped=stack[top-2] else popped=3 end local t=stack[top-1] if t then top=top-(t+2) if top<0 then top=0 end else top=0 end else top=0 end end local function pop() if version=="cff" then if trace_charstrings then showstate("pop") end top=top+1 stack[top]=popped else top=0 end end local function setcurrentpoint() if version=="cff" then if trace_charstrings then showstate("setcurrentpoint (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+1] 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 fstop then s=0 break elseif fpeak 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 top=top-nofregions*n 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 reverse={ [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={} local typeone=false 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, case %s"](scope,"?",1)) 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, case %s"](scope,index,2)) top=0 end end depth=depth-1 end 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 elseif typeone then local n=0x1000000*tab[i+1]+0x10000*tab[i+2]+0x100*tab[i+3]+tab[i+4] if n>=0x8000000 then n=n-0xFFFFFFFF-1 end stack[top]=n i=i+5 else local n1=0x100*tab[i+1]+tab[i+2] local n2=0x100*tab[i+3]+tab[i+4] if n1>=0x8000 then n1=n1-0x10000 end stack[top]=n1+n2/0xFFFF 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 elseif t==6 then seacs[procidx]={ asb=stack[1], adx=stack[2], ady=stack[3], base=stack[4], accent=stack[5], width=width, lsb=lsb, } 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("",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 version=="cff" 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 hsbw() if true then r=r+1;result[r]=encode[lsb] r=r+1;result[r]=chars[22] else end i=i+1 else if trace_charstrings then showstate(reverse[t] or "") end if top>0 then if t==8 and top>48 then local n=0 for i=1,top do if n==48 then r=r+1;result[r]=chars[t] n=1 else n=n+1 end r=r+1;result[r]=encode[stack[i]] end else for i=1,top do r=r+1;result[r]=encode[stack[i]] end 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 showstate(reverse[t] or "") 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(glyphs,tab,index,hack) 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 lsb=0 r=0 top=0 stems=0 result={} popped=3 procidx=index 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) if hack then return x,y end 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) result=nil if glyph then glyph.stream=stream glyph.width=width else glyphs[index]={ stream=stream,width=width } 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, } result=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 popped=3 seacs={} if regions then regions={} local deltas=data.deltas for i=1,#deltas do regions[i]=deltas[i].regions end axis=data.factors or false end end stopparsing=function(fontdata,data) stack={} glyphs=false result={} top=0 locals=false globals=false strings=false popped=3 seacs={} 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,istypeone) local dictionary=data.dictionaries[1] local charstrings=dictionary.charstrings keepcurve=doshapes version=tversion typeone=istypeone or false strings=data.strings globals=data.routines or {} locals=dictionary.subroutines or {} charset=dictionary.charset vsindex=dictionary.vsindex or 0 local 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(glyphs,charstrings[index],index-1) end if justpass and next(seacs) then local charset=data.dictionaries[1].charset if charset then local lookup=table.swapped(charset) for index,v in next,seacs do local bindex=lookup[standardnames[v.base]] local aindex=lookup[standardnames[v.accent]] local bglyph=bindex and glyphs[bindex] local aglyph=aindex and glyphs[aindex] if bglyph and aglyph then local jp=justpass justpass=false local x,y=processshape(glyphs,charstrings[bindex+1],bindex,true) justpass=jp local base=bglyph.stream local accent=aglyph.stream local moveto=encode[-x-v.asb+v.adx]..chars[22]..encode[-y+v.ady]..chars[ 4] base=sub(base,1,#base-1) glyphs[index].stream=base..moveto..accent end end end 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 local glyphs=glphs or {} justpass=streams==true seacs={} globalbias,localbias=setbias(globals,locals,nobias) nominalwidth,defaultwidth=setwidths(dictionary.private) processshape(glyphs,tab,index-1) return glyphs[index] end end local function readglobals(f,data,version) local routines=readlengths(f,version=="cff2") 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,version) 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,version=="cff2") 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,version) 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,version=="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] local cid=not dictionary.private and dictionary.cid readglobals(f,data,version) readcharstrings(f,data,version) if version=="cff2" then dictionary.charset=nil else readencodings(f,data) readcharsets(f,data,dictionary) end if cid then local fdarray=cid.fdarray if fdarray then setposition(f,data.header.offset+fdarray) local dictionaries=readlengths(f,version=="cff2") local nofdictionaries=#dictionaries if nofdictionaries>0 then for i=1,nofdictionaries do dictionaries[i]=readstring(f,dictionaries[i]) end parsedictionaries(data,dictionaries) dictionary.private=dictionaries[1].private if nofdictionaries>1 then report("ignoring dictionaries > 1 in cid font") end end end end readprivates(f,data) parseprivates(data,data.dictionaries) readlocals(f,data,dictionary,version) startparsing(fontdata,data,streams) parsecharstrings(fontdata,data,glyphs,doshapes,version,streams,false) 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,version) 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 report("unsupported fd index format %i",format) end if maxindex>=0 then local cidarray=cid.fdarray if cidarray then setposition(f,header.offset+cidarray) local dictionaries=readlengths(f,version=="cff2") if #dictionaries>0 then 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],version) end startparsing(fontdata,data,streams) for i=1,#charstrings do local dictionary=dictionaries[fdindex[i]+1] if dictionary then parsecharstring(fontdata,data,dictionary,charstrings[i],glyphs,i,doshapes,version,streams) else end end stopparsing(fontdata,data) else report("no cid dictionaries") end 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 cffinfo.stemsnaph=data.stemsnaph cffinfo.stemsnapv=data.stemsnapv 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 end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-cff”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ttf” ff94e130d7c71edd899c4bae7745b7db] --- if not modules then modules={} end modules ['font-ttf']={ version=1.001, optimize=true, 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,abs,min,max=math.sqrt,math.round,math.abs,math.min,math.max 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 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 xv={} local yv={} local function applyaxis(glyph,shape,deltas,dowidth) local points=shape.points if points then local nofpoints=#points local dw=0 local dl=0 for i=1,#deltas do local deltaset=deltas[i] local xvalues=deltaset.xvalues local yvalues=deltaset.yvalues if xvalues and yvalues then local dpoints=deltaset.points local factor=deltaset.factor if dpoints then local cnt=#dpoints if dowidth then cnt=cnt-4 end if cnt>0 then local contours=shape.contours local nofcontours=#contours local first=1 local firstindex=1 for contour=1,nofcontours do local last=contours[contour] if last>=first then local lastindex=cnt if firstindexlast then while lastindex>1 and dpoints[lastindex]>last do lastindex=lastindex-1 end break end end end local function find(i) local prv=lastindex for j=firstindex,lastindex do local nxt=dpoints[j] if nxt==i then return false,j,false elseif nxt>i then return prv,false,j end prv=j end return prv,false,firstindex end for point=first,last do local d1,d2,d3=find(point) local p2=points[point] if d2 then xv[point]=xvalues[d2] yv[point]=yvalues[d2] else local n1=dpoints[d1] local n3=dpoints[d3] if n1>nofpoints then n1=nofpoints end if n3>nofpoints then n3=nofpoints end local p1=points[n1] local p3=points[n3] local p1x=p1[1] local p2x=p2[1] local p3x=p3[1] local p1y=p1[2] local p2y=p2[2] local p3y=p3[2] local x1=xvalues[d1] local y1=yvalues[d1] local x3=xvalues[d3] local y3=yvalues[d3] local fx local fy if p1x==p3x then if x1==x3 then fx=x1 else fx=0 end elseif p2x<=min(p1x,p3x) then if p1x=max(p1x,p3x) then if p1x>p3x then fx=x1 else fx=x3 end else fx=(p2x-p1x)/(p3x-p1x) fx=(1-fx)*x1+fx*x3 end if p1y==p3y then if y1==y3 then fy=y1 else fy=0 end elseif p2y<=min(p1y,p3y) then if p1y=max(p1y,p3y) then if p1y>p3y then fy=y1 else fy=y3 end else fy=(p2y-p1y)/(p3y-p1y) fy=(1-fy)*y1+fy*y3 end xv[point]=fx yv[point]=fy end end if lastindex0 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 xxmax then xmax=x end if yymax 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 xxmax then xmax=x end if yymax 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 x1xmax then xmax=x1 end if y1ymax 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 x1xmax then xmax=x1 end if y1ymax then ymax=y1 end if x2xmax then xmax=x2 end if y2ymax then ymax=y2 end if pxxmax then xmax=px end if pyymax 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 x1xmax then xmax=x1 end if y1ymax 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 x1xmax then xmax=x1 end if y1ymax then ymax=y1 end if x2xmax then xmax=x2 end if y2ymax then ymax=y2 end if pxxmax then xmax=px end if pyymax 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 x1xmax then xmax=x1 end if y1ymax 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 x2xmax then xmax=x2 end if y2ymax then ymax=y2 end if pxxmax then xmax=px end if pyymax 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 xmin=glyph.boundingbox[1] local dlsb=glyph.dlsb if dlsb then xmin=xmin+dlsb glyph.dlsb=nil 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 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+yrotate^2) yoffset=yoffset*sqrt(xrotate^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 p0 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 fstop then s=0 break elseif fpeak 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-2023-08-19.lua scope for “font-ttf”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-dsp” 755beef1b31e9dfd050e9d221d4e9ae3] --- if not modules then modules={} end modules ['font-dsp']={ version=1.001, optimize=true, 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, } directives.register("fonts.streamreader",function() read_cardinal={ streamreader.readcardinal1, streamreader.readcardinal2, streamreader.readcardinal3, streamreader.readcardinal4, } read_integer={ streamreader.readinteger1, streamreader.readinteger2, streamreader.readinteger3, streamreader.readinteger4, } end) 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 usermaximum then user=maximum end if userdefault 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 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 fstop then s=0 break elseif fpeak 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 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 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 local 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 local allsteps={} 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 allsteps[#allsteps+1]=step 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,step,kind) report("rule %i in step %i of %s has %s lookups",i,step,what,kind) end for s=1,#allsteps do local step=allsteps[s] 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,s,"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,s,"missing") rule.lookups=nil break end else report_issue(i,what,s,"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 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 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,tableoffset+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,korientation,orientation) 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 if orientation then math[korientation]=orientation end end end end end end if CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 then get(offset,hcoverage,hnofglyphs,hconstruction,"variants","parts","partsitalic","partsorientation","horizontal") get(offset,vcoverage,vnofglyphs,vconstruction,"variants","parts","partsitalic","partsorientation","vertical") else get(offset,vcoverage,vnofglyphs,vconstruction,"vvariants","vparts","vitalic") get(offset,hcoverage,hnofglyphs,hconstruction,"hvariants","hparts","hitalic") end 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 and version~=1 then report("table version %a of %a is not supported (yet), maybe font %s is bad",version,"colr",fontdata.filename) return else 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.ppi0 or fonts.handlers.typethree 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) local x=readshort(f) local y=readshort(f) local tag=readtag(f) local size=datasize-8 local data=nil local offset=nil if delayed then offset=getposition(f) data=nil else data=readstring(f,size) size=nil end shapes[i]={ x=x, y=y, o=offset, s=size, data=data, } 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.bitdepth0 or fonts.handlers.typethree for index,subtable in sortedhash(shapes) do if type(subtable)=="table" then local data=nil local size=nil local metrics=default local format=subtable.format local offset=subtable.offsets[index] setposition(f,offset) if format==17 then metrics=getsmallmetrics(f) size=true elseif format==18 then metrics=getbigmetrics(f) size=true elseif format==19 then metrics=subtable.metrics size=true else end if size then size=readulong(f) if delayed then offset=getposition(f) data=nil else offset=nil data=readstring(f,size) size=nil end else offset=nil end local x=metrics.width local y=metrics.height shapes[index]={ x=x, y=y, o=offset, s=size, 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=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={} local deltas={} 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-2023-08-19.lua scope for “font-dsp”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-oup” aaff9c28233bbea56e6d27ae50e04ff0] --- 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 find=string.find 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=context 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 dh=descriptions[0x2D] if dh then local ds=descriptions[0xAD] if not ds or ds.width~=dh.width then descriptions[0xAD]=nil if ds then 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 d=duplicates[0x2D] if d then d[0xAD]=true else duplicates[0x2D]={ [0xAD]=true } end 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 n0 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=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 local nofglyphs=#glyphs 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,nofglyphs 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,nofglyphs 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,nofglyphs 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 if LUATEXENGINE=="luametatex" then for index=1,nofglyphs do local math=glyphs[index].math if math then local list=math.parts if list then for i=1,#list do local l=list[i] l.glyph=indices[l.glyph] end end local list=math.variants if list then for i=1,#list do list[i]=indices[list[i]] end end end end else for index=1,nofglyphs 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 end local colorpalettes=resources.colorpalettes if colorpalettes then for index=1,nofglyphs do local colors=glyphs[index].colors if colors then for i=1,#colors do local c=colors[i] if c then c.slot=indices[c.slot] end end end end end fontdata.private=private fontdata.glyphs=nil fontdata.names=names fontdata.descriptions=descriptions fontdata.hashmethod=hashmethod fontdata.nofglyphs=nofglyphs return indices,names end local stripredundant do local p_hex=R("af","AF","09") local p_digit=R("09") local p_done=S("._-")^0+P(-1) local p_style=P(".") local p_alpha=R("az","AZ") local p_ALPHA=R("AZ") local 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 if context then 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 stripvariants(descriptions,list) local n=list and #list or 0 if n>0 then for i=1,n do local g=list[i] if g then local d=descriptions[g] if d and d.name then d.name=nil n=n+1 end end end end return n end local function stripparts(descriptions,list) local n=list and #list or 0 if n>0 then for i=1,n do local g=list[i].glyph if g then local d=descriptions[g] if d and d.name then d.name=nil n=n+1 end end end end return n end local function collectsimple(fontdata) return nil end stripredundant=function(fontdata) local descriptions=fontdata.descriptions if descriptions then local n=0 local c=0 for unicode,d in next,descriptions do local m=d.math if m then n=n+stripvariants(descriptions,m.vvariants) n=n+stripvariants(descriptions,m.hvariants) n=n+stripparts (descriptions,m.vparts) n=n+stripparts (descriptions,m.hparts) end end if forcekeep then for unicode,d in next,descriptions do if d.class=="base" then d.class=nil c=c+1 end end else local keeplist=collectsimple(fontdata) for unicode,d in next,descriptions do local name=d.name if name then if keeplist and keeplist[name] then elseif lpegmatch(p_crappyname,name) then d.name=nil n=n+1 end 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 else stripredundant=function(fontdata) local descriptions=fontdata.descriptions if descriptions then if fonts.privateoffsets.keepnames then for unicode,d in next,descriptions do if d.class=="base" then d.class=nil end end else for unicode,d in next,descriptions do local name=d.name if name then if lpegmatch(p_crappyname,name) then d.name=nil end end if d.class=="base" then d.class=nil end end end end end end readers.stripredundant=stripredundant end 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) } elseif tonumber(v) then insert(l,k) collected[v]={ unpack(l) } remove(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 elseif 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 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 local s={} 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 strip_pairs=true 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.strip.pairs",function(v) strip_pairs=v end) 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) 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 function strippairs(lookup) local steps=lookup.steps local nofsteps=lookup.nofsteps local stripped=0 for i=1,nofsteps do local step=steps[i] if step.format=="pair" then local coverage=step.coverage for g1,d1 in next,coverage do for g2,d2 in next,d1 do if d2[2] then elseif d2[1]==true then d1[g2]=nil stripped=stripped+1 end end end end end return stripped end function readers.compact(data) if not data or data.compacted then return else data.compacted=true end local resources=data.resources local stripped=0 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 strip_pairs then stripped=stripped+strippairs(lookup) end 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 stripped>0 then report_optimizations("%i zero positions stripped before merging",stripped) end 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 if CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 then local done=0 local function condense_1(k,v,t) if type(v)=="table" then local u=false local l=false for k,v in next,v do if k=="ligature" then l=v if u then break end elseif u then break else u=true end end if l and not u then t[k]=l done=done+1 end if u then for k,vv in next,v do if k~="ligature" then condense_1(k,vv,v) end end end end end local function condensesteps_1(lookup) done=0 if lookup.type=="gsub_ligature" then local steps=lookup.steps if steps then for i=1,#steps do local step=steps[i] local coverage=step.coverage if coverage then for k,v in next,coverage do if condense_1(k,v,coverage) then coverage[k]=v.ligature done=done+1 end end end end end end return done end function readers.condense(data) if not data or data.condensed then return else data.condensed=true end local resources=data.resources local condensed=0 local function condense(what) local lookups=resources[what] if lookups then for i=1,#lookups do condensed=condensed+condensesteps_1(lookups[i]) end elseif trace_optimizations then report_optimizations("no lookups in %a",what) end end condense("sequences") condense("sublookups") if trace_optimizations then if condensed>0 then report_optimizations("%i ligatures condensed",condensed) end 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 "",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,whatever) 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 not lookup and whatever then lookup=whatever[v] end 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,sequences) end end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-oup”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-otl” 21196d193ce16f3996c9aa75e81e440c] --- 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,sortedhash=table.derive,table.sortedhash 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=3.133 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 if context then otfreaders.condense(data) 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.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 if not CONTEXTLMTXMODE or CONTEXTLMTXMODE==0 then properties.encodingbytes=2 elseif CONTEXTLMTXMODE then local duplicates=resources and resources.duplicates if duplicates then local maxindex=data.nofglyphs or metadata.nofglyphs if maxindex then for u,d in sortedhash(duplicates) do local du=descriptions[u] if du then for uu in sortedhash(d) do maxindex=maxindex+1 descriptions[uu].dupindex=du.index descriptions[uu].index=maxindex end else end end end end end 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.properties.id=specification.id 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 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-2023-08-19.lua scope for “font-otl”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-oto” 1cc20f34606fb55d4646a0dd323499ef] --- 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=type,next,tonumber,tostring 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 "" 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={} } tfmdata.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) if tonumber(tree) then present[name]=v else for k,v in next,tree do if k=="ligature" then present[name]=v else make_1(present,v,name.."_"..k) end end end end local function make_3(present,tfmdata,characters,tree,name,preceding,unicode,done,v) 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 end local function make_2(present,tfmdata,characters,tree,name,preceding,unicode,done) if tonumber(tree) then make_3(present,tfmdata,characters,tree,name,preceding,unicode,done,tree) else for k,v in next,tree do if k=="ligature" then make_3(present,tfmdata,characters,tree,name,preceding,unicode,done,v) else local code=present[name] or unicode local name=name.."_"..k make_2(present,tfmdata,characters,v,name,code,k,done) end 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-2023-08-19.lua scope for “font-oto”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-otj” b2c165bd6771a57633f992d07384b739] --- if not modules then modules={} end modules ['font-otj']={ version=1.001, optimize=true, 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 getreplace=nuts.getreplace local setreplace=nuts.setreplace 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 insertnodebefore=nuts.insertbefore local insertnodeafter=nuts.insertafter 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) if not fontkern then local thekern=nuts.new("kern",0) local setkern=nuts.setkern local copy_node=nuts.copy fontkern=function(k) local n=copy_node(thekern) setkern(n,k) return n end end if not italickern then local thekern=nuts.new("kern",3) local setkern=nuts.setkern local copy_node=nuts.copy italickern=function(k) local n=copy_node(thekern) setkern(n,k) return n 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 if prev and getid(prev)==glue_code then if useitalickerns then head=insertnodebefore(head,current,italickern(leftkern)) else setwidth(prev,getwidth(prev)+leftkern) end else head=insertnodebefore(head,current,fontkern(leftkern)) 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 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=insertnodebefore(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=insertnodebefore(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=insertnodebefore(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 elseif prev and getid(prev)==glue_code then if useitalickerns then head=insertnodebefore(head,current,italickern(leftkern)) else setwidth(prev,getwidth(prev)+leftkern) end else head=insertnodebefore(head,current,fontkern(leftkern)) end end if rightkern and rightkern~=0 then if next and getid(next)==glue_code then if useitalickerns then insertnodeafter(head,current,italickern(rightkern)) else setwidth(next,getwidth(next)+rightkern) end else insertnodeafter(head,current,fontkern(rightkern)) end end elseif next then local i=p.emptyinjections if i then local rightkern=i.rightkern if rightkern and rightkern~=0 and getid(next)==disc_code then local replace=getreplace(next) if replace then else setreplace(next,fontkern(rightkern)) 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=insertnodebefore(pre,n,fontkern(leftkern)) done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then insertnodeafter(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=insertnodebefore(post,n,fontkern(leftkern)) done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then insertnodeafter(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=insertnodebefore(replace,n,fontkern(leftkern)) done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then insertnodeafter(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=insertnodebefore(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=insertnodebefore(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 insertnodebefore(n,n,fontkern(-wn)) insertnodeafter(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 elseif prev and getid(prev)==glue_code then if useitalickerns then head=insertnodebefore(head,current,italickern(leftkern)) else setwidth(prev,getwidth(prev)+leftkern) end else head=insertnodebefore(head,current,fontkern(leftkern)) end end if rightkern and rightkern~=0 then if next and getid(next)==glue_code then if useitalickerns then insertnodeafter(head,current,italickern(rightkern)) else setwidth(next,getwidth(next)+rightkern) end else insertnodeafter(head,current,fontkern(rightkern)) end end end elseif next then local i=p.emptyinjections if i then local rightkern=i.rightkern if rightkern and rightkern~=0 and getid(next)==disc_code then local replace=getreplace(next) if replace then else setreplace(next,fontkern(rightkern)) 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=insertnodebefore(pre,n,fontkern(leftkern)) done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then insertnodeafter(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=insertnodebefore(post,n,fontkern(leftkern)) done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then insertnodeafter(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=insertnodebefore(replace,n,fontkern(leftkern)) done=true end local rightkern=i.rightkern if rightkern and rightkern~=0 then insertnodeafter(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=insertnodebefore(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=insertnodebefore(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=insertnodebefore(head,n,italickern(lnew)) insertnodeafter(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 insertnodeafter(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("[%p + %p] %C",old,new,nextchar) end insertnodeafter(head,n,italickern(new)) else local new=old+rightkern*factor if trace_spaces then report_spaces("[%p -> %p] %C",old,new,nextchar) end setwidth(n,new) end else 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-2023-08-19.lua scope for “font-otj”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ota” 7407b709ae7b2cdf36f68d5c98d51d12] --- 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 local setmetatableindex=table.setmetatableindex 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 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 endofmath=nuts.endofmath 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 setstate=nuts.setstate local getstate=nuts.getstate if not setstate or not getstate then setstate=function(n,v) setprop(n,"state",v) end getstate=function(n,v) local s=getprop(n,"state") if v then return s==v else return s end end nuts.setstate=setstate nuts.getstate=getstate end 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 getstate(current) then done=true local d=descriptions[char] if d then if d.class=="mark" then done=true setstate(current,s_mark) elseif useunicodemarks and categories[char]=="mn" then done=true setstate(current,s_mark) elseif n==0 then first,last,n=current,current,1 setstate(current,s_init) else last,n=current,n+1 setstate(current,s_medi) end else if first and first==last then setstate(last,s_isol) elseif last then setstate(last,s_fina) end first,last,n=nil,nil,0 end elseif char==false then if first and first==last then setstate(last,s_isol) elseif last then setstate(last,s_fina) end first,last,n=nil,nil,0 if id==math_code then current=endofmath(current) end elseif id==disc_code then setstate(current,s_medi) last=current else if first and first==last then setstate(last,s_isol) elseif last then setstate(last,s_fina) end first,last,n=nil,nil,0 if id==math_code then current=endofmath(current) end end current=getnext(current) end if first and first==last then setstate(last,s_isol) elseif last then setstate(last,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=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 getstate(current) 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 setstate(last,s_fina) else warning(last,"fina") setstate(last,s_error) end first,last=nil,nil elseif first then if c_first==s_medi or c_first==s_fina then setstate(first,s_isol) else warning(first,"isol") setstate(first,s_error) end first=nil end elseif classifier==s_mark then setstate(current,s_mark) elseif classifier==s_isol then if last then if c_last==s_medi or c_last==s_fina then setstate(last,s_fina) else warning(last,"fina") setstate(last,s_error) end first,last=nil,nil elseif first then if c_first==s_medi or c_first==s_fina then setstate(first,s_isol) else warning(first,"isol") setstate(first,s_error) end first=nil end setstate(current,s_isol) elseif classifier==s_medi then if first then last=current c_last=classifier setstate(current,s_medi) else setstate(current,s_init) first=current c_first=classifier end elseif classifier==s_fina then if last then if getstate(last)~=s_init then setstate(last,s_medi) end setstate(current,s_fina) first,last=nil,nil elseif first then setstate(current,s_fina) first=nil else setstate(current,s_isol) end else setstate(current,s_rest) if last then if c_last==s_medi or c_last==s_fina then setstate(last,s_fina) else warning(last,"fina") setstate(last,s_error) end first,last=nil,nil elseif first then if c_first==s_medi or c_first==s_fina then setstate(first,s_isol) else warning(first,"isol") setstate(first,s_error) end first=nil end end else if last then if c_last==s_medi or c_last==s_fina then setstate(last,s_fina) else warning(last,"fina") setstate(last,s_error) end first,last=nil,nil elseif first then if c_first==s_medi or c_first==s_fina then setstate(first,s_isol) else warning(first,"isol") setstate(first,s_error) end first=nil end if id==math_code then current=endofmath(current) end end current=getnext(current) end if last then if c_last==s_medi or c_last==s_fina then setstate(last,s_fina) else warning(last,"fina") setstate(last,s_error) end elseif first then if c_first==s_medi or c_first==s_fina then setstate(first,s_isol) else warning(first,"isol") setstate(first,s_error) end end return head,done end methods.syrc=methods.arab methods.mand=methods.arab methods.nko=methods.arab do local joining=setmetatableindex(function(t,k) if type(k)=="number" then local c=chardata[k] local v=false if c then local mongolian=c.mongolian v=mongolian end t[k]=v return v end end) function methods.mong(head,font,attr) local first,last local current=head local done=false local prevjoin=nil local prestate=nil current=tonut(current) local function wrapup() if last then if last~=first then local s=getstate(last) if s==s_medi then setstate(last,s_fina) elseif s==s_init then setstate(last,s_isol) end end last=nil first=nil prevjoin=nil prestate=nil end end while current do local char,id=ischar(current,font) if char and not getstate(current) then local currjoin=joining[char] done=true if not last then setstate(current,s_isol) prevjoin=currjoin first=current last=current prevstate=s_isol elseif currjoin=="t" then last=current elseif prevjoin=="d" or prevjoin=="jc" or prevjoin=="l" then if currjoin=="d" or prevjoin=="jc" or prevjoin=="r" then local s=getstate(last) if s==s_isol then setstate(last,s_init) elseif s==s_fina then setstate(last,s_medi) end setstate(current,s_fina) prevstate=s_fina elseif prevjoin=="nj" or prevjoin=="l" then local s=getstate(last) if s==s_medi then setstate(last,s_fina) elseif s==s_init then setstate(last,s_isol) end setstate(current,s_isol) prevstate=s_isol end prevjoin=currjoin last=current elseif prevjoin=="nj" or prevjoin=="r" then if s==s_medi then setstate(last,s_fina) elseif s==s_init then setstate(last,s_isol) end setstate(current,s_isol) prevjoin=currjoin prevstate=s_isol last=current elseif last then wrapup() end else if last then wrapup() end if id==math_code then current=endofmath(current) end end current=getnext(current) end if last then wrapup() end return head,done end end directives.register("otf.analyze.useunicodemarks",function(v) analyzers.useunicodemarks=v end) end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ota”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ots” c039b20490b526ec469e41a8584ebe6d] --- if not modules then modules={} end modules ['font-ots']={ version=1.001, optimize=true, 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 local repeatablemultiples=context or 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 getstate=nuts.getstate local getsubtype=nuts.getsubtype 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 getwidth=nuts.getwidth local getattr=nuts.getattr local getglyphdata=nuts.getglyphdata local components=nuts.components local copynocomponents=components.copynocomponents local copyonlyglyphs=components.copyonlyglyphs local countcomponents=components.count local setcomponents=components.set local getcomponents=components.get local flushcomponents=components.flush local ischar=nuts.ischar local usesfont=nuts.usesfont local insertnodeafter=nuts.insertafter local copynode=nuts.copy local copynodelist=nuts.copylist local removenode=nuts.remove local findnodetail=nuts.tail local flushnodelist=nuts.flushlist local flushnode=nuts.flushnode local endofmath=nuts.endofmath local startofpar=nuts.startofpar local setmetatable=setmetatable local setmetatableindex=table.setmetatableindex local nextnode=nuts.traversers.node local nodecodes=nodes.nodecodes local glyphcodes=nodes.glyphcodes 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 par_code=nodecodes.par local lefttoright_code=nodes.dirvalues.lefttoright local righttoleft_code=nodes.dirvalues.righttoleft local discretionarydisc_code=nodes.disccodes.discretionary 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 "" 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 and index>1 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) flushnode(disc) if pre then flushnodelist(pre) end if post then flushnodelist(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=copynodelist(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 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=copynocomponents(start,copyinjection) if head==start then head=base end resetinjection(base) setchar(base,char) setcomponents(base,start) setlink(prev,base,next) flushcomponents(start) return head,base end end local no_left_ligature_code=1 local no_right_ligature_code=2 local no_left_kern_code=4 local no_right_kern_code=8 local hasglyphoption=function(n,c) if c==no_left_ligature_code or c==no_right_ligature_code then return getattr(n,a_noligature)==1 else return false end end local function toligature(head,start,stop,char,dataset,sequence,skiphash,discfound,hasmarks) if hasglyphoption(start,no_right_ligature_code) 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=copynocomponents(start,copyinjection) if start==head then head=base end resetinjection(base) setchar(base,char) setcomponents(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=countcomponents(start,marks) elseif not deletemarks then setligaindex(start,baseindex+getligaindex(start,componentindex)) if trace_marks then logwarning("%s: keep ligature mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) end local n=copynode(start) copyinjection(n,start) head,current=insertnodeafter(head,current,n) elseif trace_marks then logwarning("%s: delete ligature 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 ligature mark %s, gets index %s",pref(dataset,sequence),gref(char),getligaindex(start)) end start=getnext(start) else break end else break end end flushcomponents(components) 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 copied=copyonlyglyphs(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) setcomponents(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 local first=start resetinjection(start) setchar(start,multiple[1]) if nofmultiples>1 then for i=2,nofmultiples do local n=copynode(start) resetinjection(n) setchar(n,multiple[i]) insertnodeafter(head,start,n) start=n end end if what~=true and repeatablemultiples then local kind=type(what) local m,f,l if kind=="string" then local what,n=string.match(what,"^repeat(.-)[:=](%d+)$") if what=="middle" then m=tonumber(n) elseif what=="first" then f=tonumber(n) elseif what=="last" then l=tonumber(n) end elseif kind=="table" then m=what.middle f=what.first l=what.last end if f or m or l then if m and m>1 and nofmultiples==3 then local middle=getnext(first) for i=2,m do local n=copynode(middle) resetinjection(n) insertnodeafter(head,first,n) end end if f and f>1 then for i=2,f do local n=copynode(first) resetinjection(n) insertnodeafter(head,first,n) end end if l and l>1 then for i=2,l do local n=copynode(start) resetinjection(n) insertnodeafter(head,start,n) start=n end 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=not tonumber(ligature) and ligature[char] if lg then stop=current ligature=lg current=getnext(current) else break end else break end end if stop then local ligature=tonumber(ligature) or ligature.ligature if ligature then if trace_ligatures then local stopchar=getchar(stop) head,start=markstoligature(head,start,stop,ligature) 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,ligature) 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=not tonumber(ligature) and 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 (not tonumber(ligature) and ligature[char]) then match=true end end if not match and pre then local char=ischar(pre,currentfont) if char and (not tonumber(ligature) 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 (not tonumber(ligature) 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=copynodelist(start) local tail=stop local liat=findnodetail(copy) if pre then setlink(liat,pre) end if replace then setlink(tail,replace) end pre=copy replace=start else setnext(start) local copy=copynode(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 ligature=tonumber(ligature) or ligature.ligature if ligature then if stop then if trace_ligatures then local stopchar=getchar(stop) head,start=toligature(head,start,stop,ligature,dataset,sequence,skiphash,false,hasmarks) logprocess("%s: replacing %s upto %s by ligature %s case 2",pref(dataset,sequence),gref(startchar),gref(stopchar),gref(ligature)) else head,start=toligature(head,start,stop,ligature,dataset,sequence,skiphash,false,hasmarks) end else resetinjection(start) setchar(start,ligature) if trace_ligatures then logprocess("%s: replacing %s by (no real) ligature %s case 3",pref(dataset,sequence),gref(startchar),gref(ligature)) 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) if hasglyphoption(start,no_right_kern_code) then return head,start,false else 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 end function handlers.gpos_pair(head,start,dataset,sequence,kerns,rlmode,skiphash,step,injection) if hasglyphoption(start,no_right_kern_code) then return head,start,false else 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 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") 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=removenode(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=not tonumber(ligatures) and 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=tonumber(ligatures) or 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) if not hasglyphoption(start,no_right_kern_code) then 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 end return head,start,false end function chainprocs.gpos_pair(head,start,stop,dataset,sequence,currentlookup,rlmode,skiphash,chainindex) if not hasglyphoption(start,no_right_kern_code) then 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 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") 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=copynode(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 flushnode(current) head=kern current=next else local prev,next=getboth(current) setlink(prev,kern,next) flushnode(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,where) 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] if chainlookup then for j=1,#chainlookup do local chainstep=chainlookup[j] if chainstep then 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,1) if ok then done=true end else logprocess("%s: %s is not yet supported (1)",cref(dataset,sequence),chainkind) end else logprocess("%s: has an issue (1)",cref(dataset,sequence)) end end else 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] if chainstep then 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 else logprocess("%s: has an issue (2)",cref(dataset,sequence)) 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 @ %i",cref(dataset,sequence),where) 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 checkdisc=getprev(head) local keepdisc=not sweepnode local lookaheaddisc=nil local backtrackdisc=nil local current=start local last=start local prev=getprev(start) local hasglue=false local useddisc=nil local usedstart=start local i=f while i<=l do local id=getid(current) if id==glyph_code then i=i+1 last=current current=getnext(current) elseif id==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=findnodetail(head) end setnext(sweepnode,current) setprev(head) setnext(tail) appenddisc(sweepnode,head) end end if l1 then local current=prev local i=f local t=sweeptype=="pre" or sweeptype=="replace" if not current and t and current==checkdisc 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==checkdisc 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=copynodelist(cf) local cnew=new if pre then setlink(findnodetail(cf),pre) end if replace then local tail=findnodetail(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,1) 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,2) 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) useddisc=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=copynodelist(cf) local cnew=findnodetail(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,3) 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,4) 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) useddisc=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,5) if ok then done=true end end if useddisc and start~=usedstart then start=getnext(start) end return head,start,done,useddisc end local chaintrac do local level=0 local last={} chaintrac=function(head,start,dataset,sequence,rlmode,skiphash,ck,match,discseen,sweepnode) if dataset then level=level+1 last[level]=start 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("+ %i : %s: rule %s %s at char %s for (%s,%s,%s) chars, lookuptype %a, %sdisc seen, %ssweeping", level,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 ") else local what=start and "done" or "continue" local where=head==last[level] and "same" or "different" local char=getchar(head) if char then logwarning("- %i : %s at char %s, %s node",level,what,gref(char),where) else logwarning("- %i : %s, %s node",level,what,where) end level=level-1 end end end local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode,skiphash) if not contexts then return head,start,false end 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] local last=start if not startchar or not seq[f][startchar] then goto next end local s=seq.n if s==1 then else local l=ck[5] local current=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 nl then break end pre=getnext(pre) else notmatchpre[last]=true break end end if n<=l then notmatchpre[last]=true end else notmatchpre[last]=true end if replace then while replace do if seq[n][getchar(replace)] then n=n+1 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 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 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 ns 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 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,6) end if trace_contexts then chaintrac(start,done) 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 local char=getchar(start) if nofsteps==1 then local s=steps[1] local l=s.coverage[char] if l then return handle_contextchain(head,start,dataset,sequence,l,rlmode,skiphash) end else for i=1,nofsteps do local s=steps[i] local l=s.coverage[char] if l then local h,s,d=handle_contextchain(head,start,dataset,sequence,l,rlmode,skiphash) if d then return h,s,d end end end end return head,start,false 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 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) end local test_flatten_start=2 directives.register("otf.testrun.forceflatten",function(v) test_flatten_start=v and 1 or 2 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=test_flatten_start,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=copynodelist(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) 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] local start 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=not tonumber(lookupmatch) and 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 (tonumber(l) or 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,font) 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] local start 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=not tonumber(lookupmatch) and 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 (tonumber(l) or 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 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_code then return top,-1 else return top,1 end end elseif dir==lefttoright_code then top=top+1 stack[top]=lefttoright_code return top,1 elseif dir==righttoleft_code then top=top+1 stack[top]=righttoleft_code return top,-1 else return top,rlparmode end end pardirstate=function(start) local dir=getdirection(start) if dir==lefttoright_code then return 1,1 elseif dir==righttoleft_code 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)==par_code and startofpar(head) then initialrl=pardirstate(head) elseif direction==righttoleft_code 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=findnodetail(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 getstate(start,attribute)) then a=true end elseif not attribute or getstate(start,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 if gpossing then start=kernrun(start,k_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) elseif forcetestrun then start=testrun(start,t_run_single,c_run_single,font,attr,lookupcache,step,dataset,sequence,rlmode,skiphash,handler) else start=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(endofmath(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 getstate(start,attribute)) then a=true end elseif not attribute or getstate(start,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 if gpossing then start=kernrun(start,k_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) elseif forcetestrun then start=testrun(start,t_run_multiple,c_run_multiple,font,attr,steps,nofsteps,dataset,sequence,rlmode,skiphash,handler) else start=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(endofmath(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==righttoleft_code) 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(endofmath(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 do local plugins={} otf.plugins=plugins local report=logs.reporter("fonts") local warned=false local okay={ text=true } function otf.registerplugin(name,f) if type(name)=="string" and type(f)=="function" then plugins[name]={ name,f } if okay[name] then else report("plugin %a has been loaded, please be aware of possible side effects",name) if not warned then 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 warned=true end 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,dynamic,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,dynamic,direction) else return head,false end 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, } } 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, }, } otf.handlers=handlers if context then return else end local setspacekerns=nodes.injections.setspacekerns if not setspacekerns then os.exit() end local tag="kern" 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 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, }, } end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ots”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-osd” c38c14c118680202c6f4b09734542c49] --- 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,remove,imerge,copy,tohash=table.insert,table.remove,table.imerge,table.copy,table.tohash local next,type,rawget=next,type,rawget local formatters=string.formatters local settings_to_hash=utilities.parsers.settings_to_hash 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 trace_steps=false 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 getstate=nuts.getstate local setstate=nuts.setstate local ischar=nuts.ischar local insertnodeafter=nuts.insertafter local copy_node=nuts.copy local remove_node=nuts.remove local flushlist=nuts.flushlist local flushnode=nuts.flushnode local copyinjection=nodes.injections.copy local unsetvalue=attributes.unsetvalue local fontdata=fonts.hashes.identifiers local a_syllabe="syllable" local a_reordered="reordered" 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 local logprocess=nil if context then local fontprocesses=fonts.hashes.processes local tracers=nodes.tracers local registermessage=(tracers and tracers.steppers.message) or function() end function processcharacters(head,font) local processors=fontprocesses[font] for i=1,#processors do head=processors[i](head,font,0) end return head end trackers.register("otf.steps",function(v) trace_steps=v end) logprocess=function(str) if trace_steps then registermessage("devanagari %s",str) if trace_steps=="silent" then return end end report(str) 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 logprocess=function(str) 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_pre_above_below_post=table.merged ( pre_mark, above_mark, below_mark, post_mark ) local mark_above_below_post=table.merged ( above_mark, below_mark, post_mark ) local devanagarihash=table.setmetatableindex(function(t,k) local v=fontdata[k].resources.devanagari or false t[k]=v return v end) 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 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 else 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 insert(sequences,lastmatch,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] and not blwfcache[k] then blwfcache[k]=v 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 then local chainlookup=chainlookups[f] if chainlookup then 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 if v then found=tonumber(v) or 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 else for k,v in next,r do if v then found=tonumber(v) or v.ligature if found then pre_base_reordering_consonants[found]=true break end 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=false local base=false if kind=="rphf" then for k,v in next,ra do local r=coverage[k] if r then base=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=tonumber(h) or 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=tonumber(h) or h.ligature or false break end end end if reph then break end end end end seqsubset[#seqsubset+1]={ kind,coverage,reph,base } 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 if v then found=tonumber(v) or 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 else for k,v in next,h do found=v and (tonumber(v) or 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 end end end registerotffeature { name="devanagari", description="inject additional features", default=true, initializers={ node=initializedevanagi, }, } local function initializeconjuncts(tfmdata,value) if value then local resources=tfmdata.resources local devanagari=resources.devanagari if devanagari then local conjuncts="auto" local movematra="auto" if type(value)=="string" and value~="auto" then value=settings_to_hash(value) conjuncts=rawget(value,"conjuncts") or conjuncts movematra=rawget(value,"movematra") or movematra end if conjuncts=="auto" then conjuncts="mixed" end if movematra=="auto" and script=="mlym" or script=="taml" then movematra="leftbeforebase" else movematra="default" end devanagari.conjuncts=conjuncts devanagari.movematra=movematra if trace_steps then report("conjuncts %a, movematra %a",conjuncts,movematra) end end end end registerotffeature { name="indic", description="control indic", default="auto", initializers={ node=initializeconjuncts, }, } 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 insertnodeafter(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) if not contexts.n then return contexts[char] else 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 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 swapped=table.swapped(states) local function reorder_one(head,start,stop,font,attr,nbspaces) local reph,vattu,blwfcache,vatucache,pstfcache=initialize_one(font,attr) 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) setstate(start,s_rphf) end end if getchar(current)==c_nbsp then if current==stop then stop=getprev(stop) head=remove_node(head,current) flushnode(current) if trace_steps then logprocess("reorder one, remove nbsp") end 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) setstate(tempcurrent,s_blwf) tempcurrent=processcharacters(tempcurrent,font) setstate(tempcurrent,unsetvalue) if getchar(next)==getchar(tempcurrent) then flushlist(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) flushnode(freenode) flushlist(tempcurrent) if changestop then stop=current end end if trace_steps then logprocess("reorder one, handle nbsp") end end end end end end while not basefound do local char=getchar(current) if consonant[char] then setstate(current,s_half) if not firstcons then firstcons=current end lastcons=current if not base then base=current elseif blwfcache[char] then setstate(current,s_blwf) elseif pstfcache[char] then setstate(current,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 if trace_steps then logprocess("reorder one, handle halant") 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 if trace_steps then logprocess("reorder one, handle matra") 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 setstate(current,unsetvalue) end current=next end if base~=stop and getstate(base) then local next=getnext(base) if halant[getchar(next)] and not (next~=stop and getchar(getnext(next))==c_zwj) then setstate(base,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] if tpm then while tpm do local extra=copy_node(n) copyinjection(extra,n) ch=tpm[1] setchar(n,ch) setchar(extra,tpm[2]) head=insertnodeafter(head,current,extra) tpm=twopart_mark[ch] end if trace_steps then logprocess("reorder one, handle mark") end 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) local done=false while cn~=last do if pre_mark[getchar(cn)] then if devanagarihash[font].movematra=="leftbeforebase" 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 done=true 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 done=true 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) if done and trace_steps then logprocess("reorder one, matra") end end if reph or vattu then local current=start local cns=nil local done=false 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 getstate(current,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) done=true 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) done=true 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 if done and trace_steps then logprocess("reorder one, handle reph and vata") end end if getchar(base)==c_nbsp then nbspaces=nbspaces-1 if base==stop then stop=getprev(stop) end head=remove_node(head,base) flushnode(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 if trace_steps then logprocess("reorder matra") end 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 if trace_steps then logprocess("reorder reph, handling halant") end 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 getstate(current,s_pref) then if trace_steps then logprocess("reorder reph, handling consonant") end 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 getstate(current,s_pstf) then if trace_steps then logprocess("reorder reph, before postscript, post base") end 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 if trace_steps then logprocess("reorder reph, before postscript") end 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=getstate(current) if before_subscript[rephbase] and (state==s_blwf or state==s_pstf) then c=current if trace_steps then logprocess("reorder reph, before subscript") end elseif after_subscript[rephbase] and (state==s_pstf) then if trace_steps then logprocess("reorder reph, after subscript") end 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 if trace_steps then logprocess("reorder reph, to end") end startnext=getnext(start) head=remove_node(head,start) setlink(start,getnext(current)) setlink(current,start) start=startnext end end return head,start,true end function handlers.devanagari_reorder_pre_base_reordering_consonants(head,start) if getprop(start,a_reordered) 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 trace_steps then logprocess("reorder pre base consonants, handle halant") end 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) setprop(start,"reordered",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 getstate(current) or getstate(current,s_init))) then if trace_steps then logprocess("reorder pre base consonants, handle vowel or initial") end 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 setprop(start,"reordered",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 flushlist(start) if trace_steps then logprocess("remove joiners") end 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 local reph=subset[3] local base=subset[4] reorderreph.coverage[reph]=true rephbase[font][reph]=base 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 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 setstate(current,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 contextchain(found,next) then if not getstate(current) and not getstate(next) then setstate(current,s_pref) setstate(next,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 contextchain(found,next) then if next~=stop and getchar(getnext(next))==c_zwnj then current=next elseif not getstate(current) then setstate(current,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 contextchain(found,next) then if not getstate(current) and not getstate(next) then setstate(current,s_blwf) setstate(next,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 contextchain(found,next) then if not getstate(current) and not getstate(next) then setstate(current,s_pstf) setstate(next,s_pstf) current=next postpos=current end end end end current=getnext(current) end end end local current,base,firstcons,subnotafterbase,postnotafterbase=start,nil,nil,nil,nil if getstate(start,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) flushnode(current) if trace_steps then logprocess("reorder two, remove nbsp") end 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) setstate(current,s_pref) current=processcharacters(current,font) setstate(current,s_blwf) current=processcharacters(current,font) setstate(current,s_pstf) current=processcharacters(current,font) setstate(current,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 if trace_steps then logprocess("reorder two, handle nbsp") end end else local last=getnext(stop) while current~=last do local next=getnext(current) if current==subpos then subnotafterbase=current end if current==postpos then postnotafterbase=current end 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=getstate(current) if not (a==s_blwf or a==s_pstf or (a~=s_rphf and a~=s_blwf and ra[getchar(current)])) then base=current if subnotafterbase then subpos=base end if postnotafterbase then postpos=base end end end end current=next end if not base then base=firstcons end end if not base then if getstate(start,s_rphf) then setstate(start,unsetvalue) end return head,stop,nbspaces else if getstate(base) then setstate(base,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] if tpm then while tpm do local extra=copy_node(current) copyinjection(extra,current) char=tpm[1] setchar(current,char) setchar(extra,tpm[2]) head=insertnodeafter(head,current,extra) tpm=twopart_mark[char] end if tpm and trace_steps then logprocess("reorder two, handle matra") end 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 getstate(ppos,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) if trace_steps then logprocess("reorder two, handle pre mark") end elseif above_mark[char] then target=subpos if postpos==subpos then postpos=current end subpos=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) if trace_steps then logprocess("reorder two, handle mark") end 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 (not getstate(cn,s_rphf)) and (not getstate(cn,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 if trace_steps then logprocess("reorder two, handle halant and ra") end 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) if trace_steps then logprocess("reorder two, handle nukta") end 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) flushnode(base) if trace_steps then logprocess("reorder two, handle nbsp") end 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 local v=ischar(n,font) if variant==1 then 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 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 n=getnext(c) if not n then return c end 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] if vowels then for k=1,#vowels do local v=vowels[k] 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 elseif devanagarihash[font].conjuncts=="continue" then else return c end end else if pre_mark[v] and not already_pre_mark then already_pre_mark=true elseif post_mark[v] and not already_post_mark then already_post_mark=true elseif below_mark[v] and not already_below_mark then already_below_mark=true elseif above_mark[v] and not already_above_mark then already_above_mark=true elseif devanagarihash[font].conjuncts=="continue" then 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 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 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 n=getnext(c) if not n then return c end 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] if vowels then for k=1,#vowels do local v=vowels[k] 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 elseif devanagarihash[font].conjuncts=="continue" then else return c end end else if pre_mark[v] and not already_pre_mark then already_pre_mark=true elseif post_mark[v] and not already_post_mark then already_post_mark=true elseif below_mark[v] and not already_below_mark then already_below_mark=true elseif above_mark[v] and not already_above_mark then already_above_mark=true elseif devanagarihash[font].conjuncts=="continue" then 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_pre_above_below_post[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 getstate(current) then setstate(current,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 getstate(current) then local mark=mark_pre_above_below_post[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 getstate(current) then setstate(current,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-2023-08-19.lua scope for “font-osd”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-ocl” 2a377351ae23c339764ec8ce2e8e9164] --- 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" } 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 >> 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 mode={ "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={ mode, not u and actualb or { "pdf","page",(getactualtext(tounicode(u))) }, push, } local n=3 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 temp-otf-svg-shape.log","w") end end local new=nil local function inkscapeformat(suffix) if new==nil then new=os.resultof("inkscape --version") or "" new=new=="" or not find(new,"Inkscape%s*0") end return new and "filename" or suffix end function otfsvg.topdf(svgshapes,tfmdata) local pdfshapes={} local inkscape=runner() if inkscape then local descriptions=tfmdata.descriptions local nofshapes=#svgshapes local s_format=inkscapeformat("pdf") local f_svgfile=formatters["temp-otf-svg-shape-%i.svg"] local f_pdffile=formatters["temp-otf-svg-shape-%i.pdf"] local f_convert=formatters[new and "file-open:%s; export-%s:%s; export-do\n" or "%s --export-%s=%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,s_format,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-2023-08-19.lua scope for “font-ocl”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-otc” 0ad931eec679ebeceed5d4f02f4ba31b] --- 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.coverage=dataset 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,prepareonly) if not specifications then report_otf("missing specification") return end local descriptions=data.descriptions local resources=data.resources if not descriptions or not resources then report_otf("missing specification") return end 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 hassteps(lookups) if lookups then for i=1,#lookups do local l=lookups[i] if l then for j=1,#l do local l=l[j] if l then local n=l.nofsteps if not n then return true elseif n>0 then return true end end end end end end return false end local function prepare_chain(list,featuretype,sublookups,nocheck) local rules=list.rules local coverage={} if rules then 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 if #lookups>0 then local ns=stop-start+1 for i=1,ns do if lookups[i]==nil then lookups[i]=0 end end end local l={} 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 l[k]=v elseif t=="number" then local lookup=sublookups[v] if lookup then l[k]={ lookup } if not subtype then subtype=lookup.type end elseif v==0 then l[k]={ { type="gsub_remove",nosteps=true } } else l[k]=false end else l[k]=false end end if nocheck then rule.lookups=l end lookups=l end if nofsequences>0 then if hassteps(lookups) 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 local ruleset={ nofrules, lookuptype, sequence, start, stop, lookups, replacements, subtype, } for unic in sortedhash(sequence[start]) do local cu=coverage[unic] if cu then local n=cu.n+1 cu[n]=ruleset cu.n=n else coverage[unic]={ ruleset, n=1, } end end sequence.n=nofsequences else end end end 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 position0 then sequence={ chain=featurechain, features={ [feature]=askedfeatures }, flags=featureflags, name=feature, order=featureorder, [stepkey]=steps, nofsteps=nofsteps, type=specification.handler or types[featuretype], } if prepareonly then return sequence end end end if sequence then 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-2023-08-19.lua scope for “font-otc”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-onr” a3f85c886cf22fb27760d98603d51ffd] --- if not modules then modules={} end modules ['font-onr']={ version=1.001, optimize=true, 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,rawset=next,type,tonumber,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-2023-08-19.lua scope for “font-onr”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-one” b7fb0389462a49bc1f41bebd2da85401] --- if not modules then modules={} end modules ['font-one']={ version=1.001, optimize=true, 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.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 not CONTEXTLMTXMODE or CONTEXTLMTXMODE==0 then properties.encodingbytes=2 end 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.properties.id=specification.id 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-2023-08-19.lua scope for “font-one”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-afk” b7bef80aa4c18357cbfa0ae4df4d4046] --- 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-2023-08-19.lua scope for “font-afk”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-tfm” f0eb5e2a8068b17ad401bb7efdba1630] --- 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> 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-2023-08-19.lua scope for “fonts-tfm”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-lua” 1fbfdf7b689b2bdfd0e3bb9bf74ce136] --- 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-2023-08-19.lua scope for “font-lua”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-def” cec0e49aee881c4cbd36d541f0162c6f] --- 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 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.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 tfmdata.original=specification.specification 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 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 if not context then callbacks.register('define_font',definers.read,"definition of fonts (tfmdata preparation)") end end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-def”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-shp” a174ac26390bd0828805747500df0077] --- if not modules then modules={} end modules ['font-shp']={ 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=tonumber,next local concat=table.concat local formatters,lower=string.formatters,string.lower local otf=fonts.handlers.otf local afm=fonts.handlers.afm local pfb=fonts.handlers.pfb local hashes=fonts.hashes local identifiers=hashes.identifiers local version=otf.version or 0.015 local shapescache=containers.define("fonts","shapes",version,true) local streamscache=containers.define("fonts","streams",version,true) local compact_streams=false directives.register("fonts.streams.compact",function(v) compact_streams=v end) local function packoutlines(data,makesequence) local subfonts=data.subfonts if subfonts then for i=1,#subfonts do packoutlines(subfonts[i],makesequence) end return end local common=data.segments if common then return end local glyphs=data.glyphs if not glyphs then return end if makesequence then for index=0,#glyphs do local glyph=glyphs[index] if glyph then local segments=glyph.segments if segments then local sequence={} local nofsequence=0 for i=1,#segments do local segment=segments[i] local nofsegment=#segment nofsequence=nofsequence+1 sequence[nofsequence]=segment[nofsegment] for i=1,nofsegment-1 do nofsequence=nofsequence+1 sequence[nofsequence]=segment[i] end end glyph.sequence=sequence glyph.segments=nil end end end else local hash={} local common={} local reverse={} local last=0 for index=0,#glyphs do local glyph=glyphs[index] if glyph then local segments=glyph.segments if segments then for i=1,#segments do local h=concat(segments[i]," ") hash[h]=(hash[h] or 0)+1 end end end end for index=0,#glyphs do local glyph=glyphs[index] if glyph then local segments=glyph.segments if segments then for i=1,#segments do local segment=segments[i] local h=concat(segment," ") if hash[h]>1 then local idx=reverse[h] if not idx then last=last+1 reverse[h]=last common[last]=segment idx=last end segments[i]=idx end end end end end if last>0 then data.segments=common end end end local function unpackoutlines(data) local subfonts=data.subfonts if subfonts then for i=1,#subfonts do unpackoutlines(subfonts[i]) end return end local common=data.segments if not common then return end local glyphs=data.glyphs if not glyphs then return end for index=0,#glyphs do local glyph=glyphs[index] if glyph then local segments=glyph.segments if segments then for i=1,#segments do local c=common[segments[i]] if c then segments[i]=c end end end end end data.segments=nil end local readers=otf.readers local cleanname=otf.readers.helpers.cleanname local function makehash(filename,sub,instance) local name=cleanname(file.basename(filename)) if instance then return formatters["%s-%s-%s"](name,sub or 0,cleanname(instance)) else return formatters["%s-%s"] (name,sub or 0) end end local function loadoutlines(cache,filename,sub,instance) local base=file.basename(filename) local name=file.removesuffix(base) local kind=file.suffix(filename) local attr=lfs.attributes(filename) local size=attr and attr.size or 0 local time=attr and attr.modification or 0 local sub=tonumber(sub) if size>0 and (kind=="otf" or kind=="ttf" or kind=="tcc") then local hash=makehash(filename,sub,instance) data=containers.read(cache,hash) if not data or data.time~=time or data.size~=size then data=otf.readers.loadshapes(filename,sub,instance) if data then data.size=size data.format=data.format or (kind=="otf" and "opentype") or "truetype" data.time=time packoutlines(data) containers.write(cache,hash,data) data=containers.read(cache,hash) end end unpackoutlines(data) elseif size>0 and (kind=="pfb") then local hash=containers.cleanname(base) data=containers.read(cache,hash) if not data or data.time~=time or data.size~=size then data=afm.readers.loadshapes(filename) if data then data.size=size data.format="type1" data.time=time packoutlines(data) containers.write(cache,hash,data) data=containers.read(cache,hash) end end unpackoutlines(data) else data={ filename=filename, size=0, time=time, format="unknown", units=1000, glyphs={} } end return data end local function cachethem(cache,hash,data) containers.write(cache,hash,data,compact_streams) return containers.read(cache,hash) end local function loadstreams(cache,filename,sub,instance) local base=file.basename(filename) local name=file.removesuffix(base) local kind=lower(file.suffix(filename)) local attr=lfs.attributes(filename) local size=attr and attr.size or 0 local time=attr and attr.modification or 0 local sub=tonumber(sub) if size>0 and (kind=="otf" or kind=="ttf" or kind=="ttc") then local hash=makehash(filename,sub,instance) data=containers.read(cache,hash) if not data or data.time~=time or data.size~=size then data=otf.readers.loadshapes(filename,sub,instance,true) if data then local glyphs=data.glyphs local streams={} if glyphs then for i=0,#glyphs do local glyph=glyphs[i] if glyph then streams[i]=glyph.stream or "" else streams[i]="" end end end data.streams=streams data.glyphs=nil data.size=size data.format=data.format or (kind=="otf" and "opentype") or "truetype" data.time=time data=cachethem(cache,hash,data) end end elseif size>0 and (kind=="pfb") then local hash=makehash(filename,sub,instance) data=containers.read(cache,hash) if not data or data.time~=time or data.size~=size then local names,encoding,streams,metadata=pfb.loadvector(filename,false,true) if streams then local fontbbox=metadata.fontbbox or { 0,0,0,0 } for i=0,#streams do local s=streams[i] streams[i]=s.stream or "\14" end data={ filename=filename, size=size, time=time, format="type1", streams=streams, fontheader={ fontversion=metadata.version, units=1000, xmin=fontbbox[1], ymin=fontbbox[2], xmax=fontbbox[3], ymax=fontbbox[4], }, horizontalheader={ ascender=0, descender=0, }, maximumprofile={ nofglyphs=#streams+1, }, names={ copyright=metadata.copyright, family=metadata.familyname, fullname=metadata.fullname, fontname=metadata.fontname, subfamily=metadata.subfamilyname, trademark=metadata.trademark, notice=metadata.notice, version=metadata.version, }, cffinfo={ familyname=metadata.familyname, fullname=metadata.fullname, italicangle=metadata.italicangle, monospaced=metadata.isfixedpitch and true or false, underlineposition=metadata.underlineposition, underlinethickness=metadata.underlinethickness, weight=metadata.weight, }, } data=cachethem(cache,hash,data) end end else data={ filename=filename, size=0, time=time, format="unknown", streams={} } end return data end local loadedshapes={} local loadedstreams={} local function loadoutlinedata(fontdata,streams) local properties=fontdata.properties local filename=properties.filename local subindex=fontdata.subindex local instance=properties.instance local hash=makehash(filename,subindex,instance) local loaded=loadedshapes[hash] if not loaded then loaded=loadoutlines(shapescache,filename,subindex,instance) loadedshapes[hash]=loaded end return loaded end hashes.shapes=table.setmetatableindex(function(t,k) local f=identifiers[k] if f then return loadoutlinedata(f) end end) local function getstreamhash(fontid) local fontdata=identifiers[fontid] if fontdata then local properties=fontdata.properties local fonthash=makehash(properties.filename,properties.subfont,properties.instance) return fonthash,fontdata end end local function loadstreamdata(fontdata) local properties=fontdata.properties local shared=fontdata.shared local rawdata=shared and shared.rawdata local metadata=rawdata and rawdata.metadata local filename=properties.filename local subindex=metadata and metadata.subfontindex local instance=properties.instance local hash=makehash(filename,subindex,instance) local loaded=loadedstreams[hash] if not loaded then loaded=loadstreams(streamscache,filename,subindex,instance) loadedstreams[hash]=loaded end return loaded end hashes.streams=table.setmetatableindex(function(t,k) local f=identifiers[k] if f then return loadstreamdata(f) end end) otf.loadoutlinedata=loadoutlinedata otf.loadstreamdata=loadstreamdata otf.loadshapes=loadshapes otf.getstreamhash=getstreamhash local streams=fonts.hashes.streams callback.register("glyph_stream_provider",function(id,index,mode) if id>0 then local streams=streams[id].streams if streams then return streams[index] or "" end end return "" end) end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-shp”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-def” f435e0875f203f343157baeff876ec9c] --- 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-2023-08-19.lua scope for “fonts-def”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-ext” 32013cbc5d5d336be8b1d1e5879d86c4] --- 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-2023-08-19.lua scope for “fonts-ext”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-imp-tex” 9882d382700e714cace08b7f09820958] --- 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 tlig={ type="ligature", order={ "tlig" }, prepend=true, data={ [0x2013]={ 0x002D,0x002D }, [0x2014]={ 0x002D,0x002D,0x002D }, }, } local tquo={ type="ligature", order={ "tquo" }, prepend=true, data={ [0x201C]={ 0x0060,0x0060 }, [0x201D]={ 0x0027,0x0027 }, [0x201E]={ 0x002C,0x002C }, }, } local trep={ type="substitution", order={ "trep" }, prepend=true, data={ [0x0027]=0x2019, }, } addotffeature("trep",trep) addotffeature("tlig",tlig) addotffeature("tquo",tquo) registerotffeature { name="tlig",description="tex ligatures" } registerotffeature { name="tquo",description="tex quotes" } 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-2023-08-19.lua scope for “font-imp-tex”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-imp-ligatures” 250f6f4488ee770c23177afb2ff75676] --- 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,false }, } revert[new]={ current={ one,zwj }, after={ two }, lookups={ 1,false }, } end end end otf.helpers.blockligatures=blockligatures if context then interfaces.implement { name="blockligatures", arguments="string", actions=blockligatures, } end end --- [luaotfload, fontloader-2023-08-19.lua scope for “font-imp-ligatures”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-imp-italics” 3cc555a1fe00dc45449f1e4a47a5c990] --- 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,tonumber=next,tonumber local fonts=fonts local handlers=fonts.handlers local registerotffeature=handlers.otf.features.register local registerafmfeature=handlers.afm.features.register 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) 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-2023-08-19.lua scope for “font-imp-italics”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “font-imp-effects” d05997c1826355548ec9aec1346f9f23] --- 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,multiplier) if dy~=0 then for i=1,#rules do local name=rules[i] local value=mathparameters[name] if value then mathparameters[name]=(squeeze or 1)*(value+dy) 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 vshift=vshift~=0 and upcommand[vshift] or false hshift=rightcommand[hshift] 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 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,multiplier) 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-2023-08-19.lua scope for “font-imp-effects”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-lig” fbd251eea3810a43a8d5542319361d68] --- 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","̂" }, 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["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"]={ 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"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-2023-08-19.lua scope for “fonts-lig”] --- do --- [luaotfload, fontloader-2023-08-19.lua scope for “fonts-gbn” 34e4543a02f6fbc8c2ade896cb6dc7df] --- 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 traverseid=nuts.traverseid local flushnode=nuts.flushnode 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 traverseid(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 flushnode(r) end end for d in traverseid(disc_code,head) do local _,_,r=getdisc(d) if r then for n in traverseid(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.protectglyphs or 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-2023-08-19.lua scope for “fonts-gbn”] --- --- vim:ft=lua:sw=2:ts=8:et:tw=79