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"] = {"UniJIS2004-UTF32", 23057, 6,
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
37 -- 基本的には JIS X 0213:2004 に沿ったマッピング
38 ["Adobe-Korea1"] = {"UniKS-UTF32", 18351, 2,
40 if 8094<=i and i<=8100 then
41 return 327680 -- 655360/2
44 ["Adobe-GB1"] = {"UniGB-UTF32", 30283, 5,
46 if (814<=i and i<=939) or (i==7716)
47 or (22355<=i and i<=22357) then
48 return 327680 -- 655360/2
51 ["Adobe-CNS1"] = {"UniCNS-UTF32", 19155, 6,
53 if (13648<=i and i<=13742) or (i==17603) then
54 return 327680 -- 655360/2
61 local line, fh -- line, file handler
62 local tt,cidm -- characters, cid->(Unicode)
64 local function load_cid_char(cid_dec, mke)
68 if string.find(line, "end...?char") then
69 line = fh:read("*l"); return
70 else -- WMA l is in the form "<%x+>%s%d+"
71 ucs, cid = string.match(line, "<(%x+)>%s+<?(%x+)>?")
72 cid = cid_dec(cid); ucs = tonumber(ucs, 16);
74 tt[ucs] = mke(cid); cidm[cid]=ucs
81 local function load_cid_range(inc, cid_dec, mke)
85 if string.find(line, "end...?range") then
86 line = fh:read("*l"); return
87 else -- WMA l is in the form "<%x+>%s+<%x+>"
88 bucs, eucs, cid = string.match(line, "<(%x+)>%s+<(%x+)>%s+<?(%x+)>?")
90 bucs = tonumber(bucs, 16); eucs = tonumber(eucs, 16)
91 for ucs = bucs, eucs do
93 tt[ucs] = mke(cid); cidm[cid]=ucs
102 local function open_cmap_file(name, inc, cid_dec, mke)
103 fh = io.open(kpse.find_file(name, 'cmap files'), "r")
106 if string.find(line, "%x+%s+begin...?char") then
107 load_cid_char(cid_dec, mke)
108 elseif string.find(line, "%x+%s+begin...?range") then
109 load_cid_range(inc, cid_dec, mke)
117 local function increment(a) return a+1 end
118 local function entry(a)
121 function make_cid_font()
122 local kx = cid_replace[cid_name]
124 cidinfo = { ordering=cid_order, registry=cid_reg, supplement=kx[3] },
125 encodingbytes = 2, extend=1000, format = 'opentype',
126 direction = 0, characters = {}, parameters = {}, embedding = "no", cache = "yes",
127 ascender = 0, descender = 0, factor = 0, hfactor = 0, vfactor = 0,
130 cidfont_data[cid_name] = k
132 -- CID => Unicode 符号空間
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)
139 -- Unicode にマップされなかった文字の処理
140 -- 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
141 local ttu, pricode = {}, 0xF0000
142 for i,v in ipairs(cidm) do
144 tt[pricode], cidm[i], pricode
145 = { index = i }, pricode, pricode+1;
147 ttu[cid_order .. '.' .. i] = cidm[i]
152 cidinfo= k.cidinfo, verbose = false,
153 shared = { featuredata = {}, },
154 luatex = { features = {},
158 dynamics = {}, features = {}, processes = {},
160 k.resources = { unicodes = ttu, }
162 cache_chars[cid_name] = { [655360] = k.characters }
165 local cidp = {nil, nil}; local cidmo = cidm
166 tt, ttu, cidm = {}, {}, {}
167 open_cmap_file(cid_name .. "-UCS2",
169 a[2] = a[2] +1 ; return a
172 cidp[1] = string.upper(string.sub(a,1,string.len(a)-4))
173 cidp[2] = tonumber(string.sub(a,-4),16)
176 function(a) return a[1] ..string.format('%04X',a[2]) end)
177 -- tt は cid -> tounicode になっているので cidm -> tounicode に変換
179 for i,v in ipairs(cidmo) do
180 k.characters[v].width = kxf(i)
182 k.characters[v].tounicode = tt[i]
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
237 local definers = fonts.definers
238 local function mk_rml(name, size, id)
239 local specification = definers.analyze(name,size)
240 specification = definers.resolve(specification)
241 specification.detail = specification.detail or ''
245 local s = cidfont_data[cid_name]
246 for k, v in pairs(s) do
250 fontdata.characters = nil
251 cachedata.characters = nil
252 fontdata.shared = nil
253 cachedata.shared = nil
255 cachedata.shared = {}
256 local shared = cachedata.shared
257 for k, v in pairs(s.shared) do
262 -- characters & scaling
263 if size < 0 then size = -size * 655.36 end
264 local scale = size / 655360
267 local def_height = 0.88 * size
268 -- character's default height (optimized for jfm-ujis.lua)
269 local def_depth = 0.12 * size -- and depth.
270 if not cache_chars[cid_name][size] then
271 cache_chars[cid_name][size] = {}
272 for k, v in pairs(cache_chars[cid_name][655360]) do
273 cache_chars[cid_name][size][k] = {
274 index = v.index, width = v.width * scale,
275 height = def_height, depth = def_depth, tounicode = v.tounicode,
279 fontdata.characters = cache_chars[cid_name][size]
280 cachedata.characters = cache_chars[cid_name][size]
285 local parameters = {}
286 for k, v in pairs(s.parameters) do
287 parameters[k] = v * scale
289 fontdata.parameters = parameters
290 fontdata.ascender = fontdata.ascender * scale
291 fontdata.descender = fontdata.descender * scale
292 fontdata.factor = fontdata.factor * scale
293 fontdata.hfactor = fontdata.hfactor * scale
294 fontdata.vfactor = fontdata.vfactor * scale
296 fontdata.resources = s.resources
297 cachedata.parameters = parameters
298 cachedata.ascender = fontdata.ascender
299 cachedata.descender = fontdata.descender
300 cachedata.factor = fontdata.factor
301 cachedata.hfactor = fontdata.hfactor
302 cachedata.vfactor = fontdata.vfactor
303 cachedata.size = size
304 cachedata.resources = s.resources
309 local s = string.match(specification.detail, 'slant=([+-]*[0-9]*%.[0-9]*)')
312 var, fontdata.slant = var .. 's' .. tostring(s), s
314 local e = string.match(specification.detail, 'extend=([+-]*[0-9]*%.[0-9]*)')
317 var, fontdata.extend = var .. 'x' .. tostring(e), e
319 fontdata.name = specification.name .. size .. var; cachedata.name = fontdata.name
320 fontdata.fullname = specification.name .. var; cachedata.fullname = fontdata.fullname
321 fontdata.psname = specification.name; cachedata.psname = fontdata.psname
322 fonts.ids[id] = cachedata
327 function font_callback(name, size, id, fallback)
328 local p = utf.find(name, ":") or utf.len(name)+1
329 if utf.sub(name, 1, p-1) == 'psft' then
330 local s = "Adobe-Japan1-6"
331 local basename = utf.sub(name,p+1)
332 local p = utf.find(basename, ":")
333 local q = utf.find(basename, "/[BI][BI]?")
334 if q and p and q<=p then
335 basename = utf.gsub(basename, '/[BI][BI]?', '', 1)
336 p = utf.find(basename, ":")
339 local xname = utf.sub(basename, p+1)
342 local q = utf.find(xname, ";", p+1) or utf.len(xname)+1
343 if utf.sub(xname, p, p+3)=='cid=' and q>p+4 then
344 s = utf.sub(xname, p+4, q-1)
346 if utf.len(xname)+1==q then p = nil else p = q + 1 end
349 cid_reg, cid_order = string.match(s, "^(.-)%-(.-)%-(%d-)$")
351 cid_reg, cid_order = string.match(s, "^(.-)%-(.-)$")
353 cid_name = cid_reg .. '-' .. cid_order
354 if not cidfont_data[cid_name] then
356 if not cidfont_data[cid_name] then
357 ltjb.package_error('luatexja',
358 "bad cid key `" .. s .. "'",
359 "I couldn't find any non-embedded font information for the CID\n" ..
360 '`' .. s .. "'. For now, I'll use `Adobe-Japan1-6'.\n"..
361 'Please contact the LuaTeX-ja project team.')
362 cid_name = "Adobe-Japan1"
365 return mk_rml(basename, size, id)
367 return fallback(name, size, id)
371 cid_reg, cid_order, cid_name, cid_supp = 'Adobe', 'Japan1', 'Adobe-Japan1'