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Diffstat (limited to 'otfl-font-dum.lua')
| -rw-r--r-- | otfl-font-dum.lua | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/otfl-font-dum.lua b/otfl-font-dum.lua deleted file mode 100644 index 54b631d..0000000 --- a/otfl-font-dum.lua +++ /dev/null @@ -1,354 +0,0 @@ -if not modules then modules = { } end modules ['font-dum'] = { - 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" -} - -fonts = fonts or { } - --- general - -fonts.otf.pack = false -- only makes sense in context -fonts.tfm.resolvevirtualtoo = false -- context specific (due to resolver) -fonts.tfm.fontnamemode = "specification" -- somehow latex needs this (changed name!) - --- readers - -fonts.tfm.readers = fonts.tfm.readers or { } -fonts.tfm.readers.sequence = { 'otf', 'ttf', 'tfm', 'lua' } -fonts.tfm.readers.afm = nil - --- define - -fonts.definers = fonts.definers or { } -fonts.definers.specifiers = fonts.definers.specifiers or { } - -fonts.definers.specifiers.colonizedpreference = "name" -- is "file" in context - -function fonts.definers.getspecification(str) - return "", str, "", ":", str -end - -fonts.definers.registersplit("",fonts.definers.specifiers.variants[":"]) -- we add another one for catching lone [names] - --- logger - -fonts.logger = fonts.logger or { } - -function fonts.logger.save() -end - --- names --- --- Watch out, the version number is the same as the one used in --- the mtx-fonts.lua function scripts.fonts.names as we use a --- simplified font database in the plain solution and by using --- a different number we're less dependent on context. - -fonts.names = fonts.names or { } - -fonts.names.version = 1.001 -- not the same as in context -fonts.names.basename = "luatex-fonts-names.lua" -fonts.names.new_to_old = { } -fonts.names.old_to_new = { } - -local data, loaded = nil, false - -local fileformats = { "lua", "tex", "other text files" } - -function fonts.names.resolve(name,sub) - if not loaded then - local basename = fonts.names.basename - if basename and basename ~= "" then - for i=1,#fileformats do - local format = fileformats[i] - local foundname = resolvers.findfile(basename,format) or "" - if foundname ~= "" then - data = dofile(foundname) - break - end - end - end - loaded = true - end - if type(data) == "table" and data.version == fonts.names.version then - local condensed = string.gsub(string.lower(name),"[^%a%d]","") - local found = data.mappings and data.mappings[condensed] - if found then - local fontname, filename, subfont = found[1], found[2], found[3] - if subfont then - return filename, fontname - else - return filename, false - end - else - return name, false -- fallback to filename - end - end -end - -fonts.names.resolvespec = fonts.names.resolve -- only supported in mkiv - -function fonts.names.getfilename(askedname,suffix) -- only supported in mkiv - return "" -end - --- For the moment we put this (adapted) pseudo feature here. - -table.insert(fonts.triggers,"itlc") - -local function itlc(tfmdata,value) - if value then - -- the magic 40 and it formula come from Dohyun Kim - local metadata = tfmdata.shared.otfdata.metadata - if metadata then - local italicangle = metadata.italicangle - if italicangle and italicangle ~= 0 then - local uwidth = (metadata.uwidth or 40)/2 - for unicode, d in next, tfmdata.descriptions do - local it = d.boundingbox[3] - d.width + uwidth - if it ~= 0 then - d.italic = it - end - end - tfmdata.has_italic = true - end - end - end -end - -fonts.initializers.base.otf.itlc = itlc -fonts.initializers.node.otf.itlc = itlc - --- slant and extend - -function fonts.initializers.common.slant(tfmdata,value) - value = tonumber(value) - if not value then - value = 0 - elseif value > 1 then - value = 1 - elseif value < -1 then - value = -1 - end - tfmdata.slant_factor = value -end - -function fonts.initializers.common.extend(tfmdata,value) - value = tonumber(value) - if not value then - value = 0 - elseif value > 10 then - value = 10 - elseif value < -10 then - value = -10 - end - tfmdata.extend_factor = value -end - -table.insert(fonts.triggers,"slant") -table.insert(fonts.triggers,"extend") - -fonts.initializers.base.otf.slant = fonts.initializers.common.slant -fonts.initializers.node.otf.slant = fonts.initializers.common.slant -fonts.initializers.base.otf.extend = fonts.initializers.common.extend -fonts.initializers.node.otf.extend = fonts.initializers.common.extend - --- expansion and protrusion - -fonts.protrusions = fonts.protrusions or { } -fonts.protrusions.setups = fonts.protrusions.setups or { } - -local setups = fonts.protrusions.setups - -function fonts.initializers.common.protrusion(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.auto_protrude = 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 - -fonts.expansions = fonts.expansions or { } -fonts.expansions.setups = fonts.expansions.setups or { } - -local setups = fonts.expansions.setups - -function fonts.initializers.common.expansion(tfmdata,value) - if value then - local setup = setups[value] - if setup then - local stretch, shrink, step, factor = setup.stretch or 0, setup.shrink or 0, setup.step or 0, setup.factor or 1 - tfmdata.stretch, tfmdata.shrink, tfmdata.step, tfmdata.auto_expand = stretch * 10, shrink * 10, step * 10, 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 -- can be option - chr.expansion_factor = factor - end - end - end - end -end - -table.insert(fonts.manipulators,"protrusion") -table.insert(fonts.manipulators,"expansion") - -fonts.initializers.base.otf.protrusion = fonts.initializers.common.protrusion -fonts.initializers.node.otf.protrusion = fonts.initializers.common.protrusion -fonts.initializers.base.otf.expansion = fonts.initializers.common.expansion -fonts.initializers.node.otf.expansion = fonts.initializers.common.expansion - --- left over - -function fonts.registermessage() -end - --- example vectors - -local byte = string.byte - -fonts.expansions.setups['default'] = { - - stretch = 2, shrink = 2, step = .5, factor = 1, - - [byte('A')] = 0.5, [byte('B')] = 0.7, [byte('C')] = 0.7, [byte('D')] = 0.5, [byte('E')] = 0.7, - [byte('F')] = 0.7, [byte('G')] = 0.5, [byte('H')] = 0.7, [byte('K')] = 0.7, [byte('M')] = 0.7, - [byte('N')] = 0.7, [byte('O')] = 0.5, [byte('P')] = 0.7, [byte('Q')] = 0.5, [byte('R')] = 0.7, - [byte('S')] = 0.7, [byte('U')] = 0.7, [byte('W')] = 0.7, [byte('Z')] = 0.7, - [byte('a')] = 0.7, [byte('b')] = 0.7, [byte('c')] = 0.7, [byte('d')] = 0.7, [byte('e')] = 0.7, - [byte('g')] = 0.7, [byte('h')] = 0.7, [byte('k')] = 0.7, [byte('m')] = 0.7, [byte('n')] = 0.7, - [byte('o')] = 0.7, [byte('p')] = 0.7, [byte('q')] = 0.7, [byte('s')] = 0.7, [byte('u')] = 0.7, - [byte('w')] = 0.7, [byte('z')] = 0.7, - [byte('2')] = 0.7, [byte('3')] = 0.7, [byte('6')] = 0.7, [byte('8')] = 0.7, [byte('9')] = 0.7, -} - -fonts.protrusions.setups['default'] = { - - factor = 1, left = 1, right = 1, - - [0x002C] = { 0, 1 }, -- comma - [0x002E] = { 0, 1 }, -- period - [0x003A] = { 0, 1 }, -- colon - [0x003B] = { 0, 1 }, -- semicolon - [0x002D] = { 0, 1 }, -- hyphen - [0x2013] = { 0, 0.50 }, -- endash - [0x2014] = { 0, 0.33 }, -- emdash - [0x3001] = { 0, 1 }, -- ideographic comma 、 - [0x3002] = { 0, 1 }, -- ideographic full stop 。 - [0x060C] = { 0, 1 }, -- arabic comma ، - [0x061B] = { 0, 1 }, -- arabic semicolon ؛ - [0x06D4] = { 0, 1 }, -- arabic full stop ۔ - -} - --- normalizer - -fonts.otf.meanings = fonts.otf.meanings or { } - -fonts.otf.meanings.normalize = fonts.otf.meanings.normalize or function(t) - if t.rand then - t.rand = "random" - end -end - --- needed (different in context) - -function fonts.otf.scriptandlanguage(tfmdata) - return tfmdata.script, tfmdata.language -end - --- bonus - -function fonts.otf.nametoslot(name) - local tfmdata = fonts.identifiers[font.current()] - if tfmdata and tfmdata.shared then - local otfdata = tfmdata.shared.otfdata - local unicode = otfdata.luatex.unicodes[name] - return unicode and (type(unicode) == "number" and unicode or unicode[1]) - end -end - -function fonts.otf.char(n) - if type(n) == "string" then - n = fonts.otf.nametoslot(n) - end - if type(n) == "number" then - tex.sprint("\\char" .. n) - end -end - --- another one: - -fonts.strippables = table.tohash { - 0x000AD, 0x017B4, 0x017B5, 0x0200B, 0x0200C, 0x0200D, 0x0200E, 0x0200F, 0x0202A, 0x0202B, - 0x0202C, 0x0202D, 0x0202E, 0x02060, 0x02061, 0x02062, 0x02063, 0x0206A, 0x0206B, 0x0206C, - 0x0206D, 0x0206E, 0x0206F, 0x0FEFF, 0x1D173, 0x1D174, 0x1D175, 0x1D176, 0x1D177, 0x1D178, - 0x1D179, 0x1D17A, 0xE0001, 0xE0020, 0xE0021, 0xE0022, 0xE0023, 0xE0024, 0xE0025, 0xE0026, - 0xE0027, 0xE0028, 0xE0029, 0xE002A, 0xE002B, 0xE002C, 0xE002D, 0xE002E, 0xE002F, 0xE0030, - 0xE0031, 0xE0032, 0xE0033, 0xE0034, 0xE0035, 0xE0036, 0xE0037, 0xE0038, 0xE0039, 0xE003A, - 0xE003B, 0xE003C, 0xE003D, 0xE003E, 0xE003F, 0xE0040, 0xE0041, 0xE0042, 0xE0043, 0xE0044, - 0xE0045, 0xE0046, 0xE0047, 0xE0048, 0xE0049, 0xE004A, 0xE004B, 0xE004C, 0xE004D, 0xE004E, - 0xE004F, 0xE0050, 0xE0051, 0xE0052, 0xE0053, 0xE0054, 0xE0055, 0xE0056, 0xE0057, 0xE0058, - 0xE0059, 0xE005A, 0xE005B, 0xE005C, 0xE005D, 0xE005E, 0xE005F, 0xE0060, 0xE0061, 0xE0062, - 0xE0063, 0xE0064, 0xE0065, 0xE0066, 0xE0067, 0xE0068, 0xE0069, 0xE006A, 0xE006B, 0xE006C, - 0xE006D, 0xE006E, 0xE006F, 0xE0070, 0xE0071, 0xE0072, 0xE0073, 0xE0074, 0xE0075, 0xE0076, - 0xE0077, 0xE0078, 0xE0079, 0xE007A, 0xE007B, 0xE007C, 0xE007D, 0xE007E, 0xE007F, -} - --- \font\test=file:somefont:reencode=mymessup --- --- fonts.enc.reencodings.mymessup = { --- [109] = 110, -- m --- [110] = 109, -- n --- } - -fonts.enc = fonts.enc or {} -local reencodings = { } -fonts.enc.reencodings = reencodings - -local function specialreencode(tfmdata,value) - -- we forget about kerns as we assume symbols and we - -- could issue a message if ther are kerns but it's - -- a hack anyway so we odn't care too much here - 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 - -- if we use the font otherwise luatex gets confused so - -- we return an additional hash component for fullname - return string.format("reencoded:%s",value) - end -end - -local function reencode(tfmdata,value) - tfmdata.postprocessors = tfmdata.postprocessors or { } - table.insert(tfmdata.postprocessors, - function(tfmdata) - return specialreencode(tfmdata,value) - end - ) -end - -table.insert(fonts.manipulators,"reencode") -fonts.initializers.base.otf.reencode = reencode |