4 luatexbase.provides_module({
5 name = 'luatexja.rmlgbm',
8 description = 'Definitions of non-embedded Japanese (or other CJK) fonts',
10 module('luatexja.rmlgbm', package.seeall)
11 local err, warn, info, log = luatexbase.errwarinf(_NAME)
13 luatexja.load_module('base'); local ltjb = luatexja.base
16 local cidfont_data = cidfont_data
17 local cache_chars = {}
19 localdir = file.join(kpse.expand_var("$TEXMFVAR"), aux_dir),
20 systemdir = file.join(kpse.expand_var("$TEXMFSYSVAR"), aux_dir),
23 local cid_reg, cid_order, cid_supp, cid_name
24 local taux_dir = 'luatex-cache/luatexja'
26 ["Adobe-Japan1"] = {"UniJIS-UTF32", 23057,
28 if (231<=i and i<=632) or (8718<=i and i<=8719)
29 or (12063<=i and i<=12087) then
30 return 327680 -- 655360/2
31 elseif 9758<=i and i<=9778 then
32 return 218453 -- 655360/3
33 elseif 9738<=i and i<=9757 then
34 return 163840 -- 655360/4
38 -- 基本的には JIS X 0208:1990 に沿ったマッピングだが
39 -- JIS X 0213:2004 のみにある字も使えるようにする
40 ["Adobe-Korea1"] = {"UniKS-UTF32", 18351,
42 if 8094<=i and i<=8100 then
43 return 327680 -- 655360/2
46 ["Adobe-GB1"] = {"UniGB-UTF32", 30283,
48 if (814<=i and i<=939) or (i==7716)
49 or (22355<=i and i<=22357) then
50 return 327680 -- 655360/2
53 ["Adobe-CNS1"] = {"UniCNS-UTF32", 19155,
55 if (13648<=i and i<=13742) or (i==17603) then
56 return 327680 -- 655360/2
63 local line, fh -- line, file handler
64 local tt,cidm -- characters, cid->(Unicode)
66 local function load_cid_char(cid_dec, mke)
70 if string.find(line, "end...?char") then
71 line = fh:read("*l"); return
72 else -- WMA l is in the form "<%x+>%s%d+"
73 ucs, cid = string.match(line, "<(%x+)>%s+<?(%x+)>?")
74 cid = cid_dec(cid); ucs = tonumber(ucs, 16);
76 tt[ucs] = mke(cid); cidm[cid]=ucs
83 local function load_cid_range(inc, cid_dec, mke)
87 if string.find(line, "end...?range") then
88 line = fh:read("*l"); return
89 else -- WMA l is in the form "<%x+>%s+<%x+>"
90 bucs, eucs, cid = string.match(line, "<(%x+)>%s+<(%x+)>%s+<?(%x+)>?")
92 bucs = tonumber(bucs, 16); eucs = tonumber(eucs, 16)
93 for ucs = bucs, eucs do
95 tt[ucs] = mke(cid); cidm[cid]=ucs
104 local function open_cmap_file(name, inc, cid_dec, mke)
105 fh = io.open(kpse.find_file(name, 'cmap files'), "r")
108 if string.find(line, "%x+%s+begin...?char") then
109 load_cid_char(cid_dec, mke)
110 elseif string.find(line, "%x+%s+begin...?range") then
111 load_cid_range(inc, cid_dec, mke)
119 local function increment(a) return a+1 end
120 local function entry(a) return {index = a} end
121 function make_cid_font()
123 cidinfo = { ordering=cid_order, registry=cid_reg, supplement=cid_supp },
124 encodingbytes = 2, extend=1000, format = 'opentype',
125 direction = 0, characters = {}, parameters = {}, embedding = "no", cache = "yes",
126 ascender = 0, descender = 0, factor = 0, hfactor = 0, vfactor = 0,
129 local kx = cid_replace[cid_name]
130 cidfont_data[cid_name] = k
132 -- CID => Unicode 負号空間
133 -- TODO: vertical fonts?
135 for i = 0,kx[2] do cidm[i] = -1 end
136 open_cmap_file(kx[1] .. "-H", increment, tonumber, entry)
138 open_cmap_file(kx[4] .. "-H", increment, tonumber, entry)
142 -- Unicode にマップされなかった文字の処理
143 -- これらは TrueType フォントを使って表示するときはおかしくなる
144 local ttu, pricode = {}, 0xF0000
145 for i,v in ipairs(cidm) do
147 tt[pricode], cidm[i], pricode= { index = i }, pricode, pricode+1;
149 ttu[cid_order .. '.' .. i] = cidm[i]
152 cache_chars[cid_name] = { [655360] = k.characters }
155 local cidp = {nil, nil}; local cidmo = cidm
156 tt, ttu, cidm = {}, {}, {}
157 open_cmap_file(cid_name .. "-UCS2",
159 a[2] = a[2] +1 ; return a
162 cidp[1] = string.upper(string.sub(a,1,string.len(a)-4))
163 cidp[2] = tonumber(string.sub(a,-4),16)
166 function(a) return a[1] ..string.format('%04X',a[2]) end)
167 -- tt は cid -> tounicode になっているので cidm -> tounicode に変換
168 for i,v in ipairs(cidmo) do
169 k.characters[v].width = kx[3](i)
171 k.characters[v].tounicode = tt[i]
178 cidinfo= k.cidinfo, verbose = false,
179 shared = { featuredata = {}, },
180 luatex = { features = {}, defaultwidth=1000, sequences = { }, },
182 dynamics = {}, features = {}, processes = {},
187 local savepath = path.localdir .. '/luatexja/'
188 if not lfs.isdir(savepath) then
191 savepath = file.join(savepath, "ltj-cid-auto-"
192 .. string.lower(cid_name) .. ".lua")
193 if file.iswritable(savepath) then
194 k.characters[46].width = math.floor(655360/14);
195 -- Standard fonts are ``seriffed''.
196 table.tofile(savepath, k,'return', false, true, false )
198 ltjb.package_warning('luatexja',
199 'failed to save informations of non-embedded 2-byte fonts', '')
203 local make_cid_font = make_cid_font
206 local function read_cid_font()
207 -- local v = "ltj-cid-" .. string.lower(cid_name) .. ".lua"
208 local v = "ltj-cid-auto-" .. string.lower(cid_name) .. ".lua"
209 local localpath = file.join(path.localdir, v)
210 local systempath = file.join(path.systemdir, v)
211 local kpsefound = kpse.find_file(v)
212 if kpsefound and file.isreadable(kpsefound) then
213 cidfont_data[cid_name] = require(kpsefound)
214 cache_chars[cid_name] = { [655360] = cidfont_data[cid_name].characters }
215 elseif file.isreadable(localpath) then
216 cidfont_data[cid_name] = require(localpath)
217 cache_chars[cid_name] = { [655360] = cidfont_data[cid_name].characters }
218 elseif file.isreadable(systempath) then
219 cidfont_data[cid_name] = require(systempath)
220 cache_chars[cid_name] = { [655360] = cidfont_data[cid_name].characters }
222 -- Now we must create the virtual metrics from CMap.
223 ltjb.package_info('luatexja',
224 'I try to generate informations of non-embedded 2-byte fonts...', '')
227 if cidfont_data[cid_name] then
228 for i,v in pairs(cidfont_data[cid_name].characters) do
229 if not v.width then v.width = 655360 end
230 v.height, v.depth = 576716.8, 78643.2 -- optimized for jfm-ujis.lua
236 local function mk_rml(name, size, id)
237 local specification = fonts.define.analyze(name,size)
238 specification = fonts.define.specify[':'](specification)
239 local features = specification.features.normal
243 local s = cidfont_data[cid_name]
244 for k, v in pairs(s) do
248 fontdata.characters = nil
249 cachedata.characters = nil
250 fontdata.unicodes = nil
251 fontdata.shared = nil
252 cachedata.shared = nil
254 cachedata.shared = {}
255 local shared = cachedata.shared
256 for k, v in pairs(s.shared) do
260 shared.set_dynamics = fonts.otf.set_dynamics
261 shared.processes, shared.features = fonts.otf.set_features(cachedata,fonts.define.check(features,fonts.otf.features.default))
264 -- characters & scaling
265 if size < 0 then size = -size * 655.36 end
266 local scale = size / 655360
267 local def_height = 0.88 * size -- character's default height (optimized for jfm-ujis.lua)
268 local def_depth = 0.12 * size -- and depth.
269 if not cache_chars[cid_name][size] then
270 cache_chars[cid_name][size] = {}
271 for k, v in pairs(cache_chars[cid_name][655360]) do
272 cache_chars[cid_name][size][k] = {
273 index = v.index, width = v.width * scale,
274 height = def_height, depth = def_depth, tounicode = v.tounicode,
278 fontdata.characters = cache_chars[cid_name][size]
279 cachedata.characters = cache_chars[cid_name][size]
281 local parameters = {}
282 for k, v in pairs(s.parameters) do
283 parameters[k] = v * scale
285 fontdata.parameters = parameters; cachedata.parameters = parameters
286 fontdata.ascender = fontdata.ascender * scale; cachedata.ascender = fontdata.ascender
287 fontdata.descender = fontdata.descender * scale; cachedata.descender = fontdata.descender
288 fontdata.factor = fontdata.factor * scale; cachedata.factor = fontdata.factor
289 fontdata.hfactor = fontdata.hfactor * scale; cachedata.hfactor = fontdata.hfactor
290 fontdata.vfactor = fontdata.vfactor * scale; cachedata.vfactor = fontdata.vfactor
291 fontdata.size = size; cachedata.size = size
295 if features.slant then
296 fontdata.slant = features.slant*1000; cachedata.slant = fontdata.slant
297 var = var .. 's' .. tostring(features.slant)
299 if features.extend then
300 fontdata.extend = features.extend*1000; cachedata.extend = fontdata.extend
301 var = var .. 'x' .. tostring(features.extend)
303 fontdata.name = specification.name .. size .. var; cachedata.name = fontdata.name
304 fontdata.fullname = specification.name .. var; cachedata.fullname = fontdata.fullname
305 fontdata.psname = specification.name; cachedata.psname = fontdata.psname
306 fonts.ids[id] = cachedata
311 local dr_orig = fonts.define.read
312 function fonts.define.read(name, size, id)
313 local p = utf.find(name, ":") or utf.len(name)+1
314 if utf.sub(name, 1, p-1) == 'psft' then
315 local s = "Adobe-Japan1-6"
316 local basename = utf.sub(name,p+1)
317 local p = utf.find(basename, ":")
319 local xname = utf.sub(basename, p+1)
322 local q = utf.find(xname, ";", p+1) or utf.len(xname)+1
323 if utf.sub(xname, p, p+3)=='cid=' and q>p+4 then
324 s = utf.sub(xname, p+4, q-1)
326 if utf.len(xname)+1==q then p = nil else p = q + 1 end
329 cid_reg, cid_order = string.match(s, "^(.-)%-(.-)%-(%d-)$")
331 cid_reg, cid_order = string.match(s, "^(.-)%-(.-)$")
333 cid_name = cid_reg .. '-' .. cid_order
334 if not cidfont_data[cid_name] then
336 if not cidfont_data[cid_name] then
337 ltjb.package_error('luatexja',
338 "bad cid key `" .. s .. "'",
339 "I couldn't find any non-embedded font information for the CID\n" ..
340 '`' .. s .. "'. For now, I'll use `Adobe-Japan1-6'.\n"..
341 'Please contact the LuaTeX-ja project team.')
342 cid_name = "Adobe-Japan1"
345 return mk_rml(basename, size, id)
347 return dr_orig(name, size, id)
351 cid_reg, cid_order, cid_name = 'Adobe', 'Japan1', 'Adobe-Japan1'