4 luatexja.load_module 'base'; local ltjb = luatexja.base
8 local find_file = kpse.find_file
9 local lfs = require"lfs"
10 local file_attributes = lfs.attributes
11 get_modtime = function (f)
12 f = f and find_file(f, 'cmap files')
13 return f and file_attributes(f, 'modification')
16 local cidfont_data = {}
17 local cache_chars = {}
19 local identifiers = fonts.hashes.identifiers
21 local cid_reg, cid_order, cid_supp, cid_name
23 ["Adobe-Japan1"] = {"UniJIS2004-UTF32", 23059, 7,
25 if (231<=i and i<=632) or (8718<=i and i<=8719)
26 or (12063<=i and i<=12087) then
27 return 327680 -- 655360/2
28 elseif 9758<=i and i<=9778 then
29 return 218453 -- 655360/3
30 elseif 9738<=i and i<=9757 then
31 return 163840 -- 655360/4
34 -- 基本的には JIS X 0213:2004 に沿ったマッピング
35 ["Adobe-Korea1"] = {"UniKS-UTF32", 18351, 2,
37 if 8094<=i and i<=8100 then
38 return 327680 -- 655360/2
41 ["Adobe-GB1"] = {"UniGB-UTF32", 30283, 5,
43 if (814<=i and i<=939) or (i==7716)
44 or (22355<=i and i<=22357) then
45 return 327680 -- 655360/2
48 ["Adobe-CNS1"] = {"UniCNS-UTF32", 19178, 7,
50 if (13648<=i and i<=13742) or (i==17603) then
51 return 327680 -- 655360/2
54 ["Adobe-KR"] = {"UniAKR-UTF32", 22896, 9,
60 elseif i==12235 or i==12236 then
61 return 163840 -- 655360/4
69 local line, fh -- line, file handler
70 local tt,cidm -- characters, cid->(Unicode)
72 local function load_cid_char(cid_dec, mke)
76 if string.find(line, "end...?char") then
77 line = fh:read("*l"); return
78 else -- WMA l is in the form "<%x+>%s%d+"
79 ucs, cid = string.match(line, "<(%x+)>%s+<?(%x+)>?")
80 cid = cid_dec(cid); ucs = tonumber(ucs, 16);
82 tt[ucs] = mke(cid); cidm[cid]=ucs
89 local function load_cid_range(inc, cid_dec, mke)
93 if string.find(line, "end...?range") then
94 line = fh:read("*l"); return
95 else -- WMA l is in the form "<%x+>%s+<%x+>"
96 bucs, eucs, cid = string.match(line, "<(%x+)>%s+<(%x+)>%s+<?(%x+)>?")
98 bucs = tonumber(bucs, 16); eucs = tonumber(eucs, 16)
99 for ucs = bucs, eucs do
101 tt[ucs] = mke(cid); cidm[cid]=ucs
110 local function open_cmap_file(name, inc, cid_dec, mke)
111 local fn = kpse.find_file(name, 'cmap files')
113 fh = io.open(fn, "r")
116 if string.find(line, "%x+%s+begin...?char") then
117 load_cid_char(cid_dec, mke)
118 elseif string.find(line, "%x+%s+begin...?range") then
119 load_cid_range(inc, cid_dec, mke)
128 local function increment(a) return a+1 end
129 local function entry(a)
132 local feat_dummy_vert = { gsub={vert={dflt={dflt=true}}} }
133 local seq_dummy_vert={{
134 features={vert={dflt={dflt=true}}},
135 --flags={false,false,false,false},
136 --index=1, name="s_s_0", skiphash=false, steps={coverage={},index=1},
137 ["type"]="gsub_single", order='vert',
139 make_cid_font = function ()
140 local kx = cid_replace[cid_name]
141 if not kx then return end
143 cidinfo = { ordering=cid_order, registry=cid_reg, supplement=kx[3] },
144 encodingbytes = 2, extend=1000, format = 'opentype',
145 direction = 0, characters = {}, parameters = {
146 ascender = 655360*0.88,
147 descender = 655360*0.12,
149 embedding = "no", cache = "yes", factor = 0, hfactor = 0, vfactor = 0,
151 properties = { language = "dflt", script = "dflt" },
153 cidfont_data[cid_name] = k
155 -- CID => Unicode 符号空間
156 local tth, cidmo = {}, {}
157 tt, cidm = tth, cidmo
158 for i = 0,kx[2] do cidm[i] = -1 end
159 open_cmap_file(kx[1] .. "-H", increment, tonumber, entry)
162 -- Unicode にマップされなかった文字の処理
163 -- 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
164 local ttu, pricode = {}, 0xF0000
165 for i,v in ipairs(cidmo) do
167 tth[pricode], cidmo[i], pricode
168 = { index = i }, pricode, pricode+1;
171 ttu[cid_order .. '.' .. i] = cidmo[i]
177 cidinfo= k.cidinfo, verbose = false,
178 shared = { featuredata = {}, },
180 dynamics = {}, processes = {},
181 rawdata = {}, features={},
185 features = feat_dummy_vert,
186 sequences = seq_dummy_vert,
189 cache_chars[cid_name] = { [655360] = k.characters }
193 local ttv = {}; k.ltj_vert_table = ttv
194 for i = 0,kx[2] do cidm[i] = -1 end
195 open_cmap_file(kx[1] .. "-V", increment, tonumber, entry)
196 for i,v in pairs(tt) do
197 ttv[i] = cidmo[v.index] -- "unicode" of vertical variant
201 local cidp = {nil, nil}; tt, ttu, cidm = {}, {}, {}
202 open_cmap_file(cid_name .. "-UCS2",
204 a[2] = a[2] +1 ; return a
207 cidp[1] = string.upper(string.sub(a,1,string.len(a)-4))
208 cidp[2] = tonumber(string.sub(a,-4),16)
211 function(a) return a[1] ..string.format('%04X',a[2]) end)
212 -- tt は cid -> tounicode になっているので cidm -> tounicode に変換
214 for i,v in ipairs(cidmo) do
215 k.characters[v].width = kxf(i)
217 k.characters[v].tounicode = tt[i]
222 if k and k.characters and k.characters[46] then
223 k.characters[46].width = math.floor(655360/14);
225 ltjb.save_cache("ltj-cid-auto-" .. string.lower(cid_name),
226 {version = cache_ver,
227 cid2ucs_modtime = get_modtime(cid_name .. '-UCS2'),
229 ucs2cid_modtime = get_modtime(kx[1]..'-H'),
231 k.shared.rawdata.resources=k.resources
232 k.shared.rawdata.descriptions=k.descriptions
237 local cidf_vert_processor
239 local traverse_glyph, is_node = node.direct.traverse_glyph, node.is_node
240 local to_direct = node.direct.todirect
241 local id_glyph = node.id 'glyph'
242 local getfont = node.direct.getfont
243 local getchar = node.direct.getchar
244 local setchar = node.direct.setchar
245 local font_getfont = font.getfont
246 cidf_vert_processor = {
247 function (head, fnum)
248 local fontdata = font_getfont(fnum)
249 if head and luatexja.jfont.font_metric_table[fnum] and luatexja.jfont.font_metric_table[fnum].vert_activated then
250 local vt = fontdata.ltj_vert_table
251 local nh = is_node(head) and to_direct(head) or head
252 for n in traverse_glyph(head) do
254 if getfont(n)==fnum then setchar(n, vt[c] or c) end
262 local dummy_vht, dummy_vorg = {}, {}
263 setmetatable(dummy_vht, {__index = function () return 1 end } )
264 setmetatable(dummy_vorg, {__index = function () return 0.88 end } )
265 local function cid_cache_outdated(t)
266 return (t.version~=cache_ver)
267 or (t.cid2ucs_modtime ~= get_modtime(cid_name .. '-UCS2'))
268 or (t.ucs2cid_modtime ~= get_modtime(t.ucs2cid .. '-H'))
270 local function read_cid_font()
271 local dat = ltjb.load_cache("ltj-cid-auto-" .. string.lower(cid_name),
274 dat[1].shared.rawdata.resources=dat[1].resources
275 dat[1].shared.rawdata.descriptions=dat[1].descriptions
276 cidfont_data[cid_name] = dat[1]
277 cache_chars[cid_name] = { [655360] = cidfont_data[cid_name].characters }
279 -- Now we must create the virtual metrics from CMap.
282 if cidfont_data[cid_name] then
283 cidfont_data[cid_name].shared.processes = cidf_vert_processor
284 cidfont_data[cid_name].resources.ltj_extra
285 = { ind_to_uni = cidfont_data[cid_name].resources.unicodes,
286 vheight = dummy_vht, vorigin = dummy_vorg }
287 for i,v in pairs(cidfont_data[cid_name].characters) do
288 if not v.width then v.width = 655360 end
289 v.height, v.depth = 576716.8, 78643.2 -- optimized for jfm-ujis.lua
291 return cidfont_data[cid_name]
298 local function prepare_cid_font(reg, ord)
299 cid_reg, cid_order, cid_name, cid_supp = reg, ord, reg .. '-' .. ord
300 return cidfont_data[cid_name] or read_cid_font()
304 local definers = fonts.definers
305 local function mk_rml(name, size, id)
306 local specification = definers.analyze(name,size)
307 --specification = definers.resolve(specification) (not needed)
308 specification.detail = specification.detail or ''
310 local n = specification.name
311 if n:sub(1,1)=="{" then n=n:sub(2) end
312 if n:sub(-1)=="}" then n=n:sub(1,-2) end
317 local s = cidfont_data[cid_name]
318 for k, v in pairs(s) do
322 fontdata.characters = nil
323 cachedata.characters = nil
324 fontdata.shared = nil
325 cachedata.shared = nil
327 cachedata.shared = {}
328 local shared = cachedata.shared
329 for k, v in pairs(s.shared) do
334 -- characters & scaling
335 if size < 0 then size = -size * 655.36 end
336 local scale = size / 655360
339 local def_height = 0.88 * size
340 -- character's default height (optimized for jfm-ujis.lua)
341 local def_depth = 0.12 * size -- and depth.
342 if not cache_chars[cid_name][size] then
343 cache_chars[cid_name][size] = {}
344 for k, v in pairs(cache_chars[cid_name][655360]) do
345 cache_chars[cid_name][size][k] = {
346 index = v.index, width = v.width * scale,
347 height = def_height, depth = def_depth, tounicode = v.tounicode,
351 fontdata.characters = cache_chars[cid_name][size]
352 cachedata.characters = cache_chars[cid_name][size]
354 luatexja.rmlgbm.vert_addfunc(id, fontdata)
358 local parameters = {}
359 for k, v in pairs(s.parameters) do parameters[k] = v * scale end
360 fontdata.parameters = parameters; fontdata.size = size; fontdata.resources = s.resources
361 cachedata.parameters = parameters; cachedata.size = size; cachedata.resources = s.resources
366 local s = string.match(specification.detail, 'slant=([+-]*%d*%.?%d)')
369 var, fontdata.slant = var .. 's' .. tostring(s), s
371 local e = string.match(specification.detail, 'extend=([+-]*%d*%.?%d)')
374 var, fontdata.extend = var .. 'x' .. tostring(e), e
376 fontdata.name = specification.name .. size .. var; cachedata.name = fontdata.name
377 fontdata.fullname = specification.name .. var; cachedata.fullname = fontdata.fullname
378 fontdata.psname = specification.name; cachedata.psname = fontdata.psname
379 identifiers[id] = cachedata
384 local function font_callback(name, size, id, fallback)
385 if name:sub(1,1)=="{" and name:sub(-1)=="}" then name = name:sub(2,-2) end
386 local p = name:find(":") or 0
387 if name:sub(1, p-1) == 'psft' then
388 local s = "Adobe-Japan1-7"
389 local basename = name:sub(p+1)
390 local p = basename:find(":")
391 local q = basename:find("/[BI][BI]?")
392 if q and p and q<=p then
393 basename = basename:gsub('/[BI][BI]?', '', 1)
394 p = basename:find(":")
397 local xname = basename:sub(p+1)
400 local q = xname:find(";", p+1) or xname:len()+1
401 if xname:sub(p, p+3)=='cid=' and q>p+4 then
402 s = xname:sub(p+4, q-1)
404 if xname:len()+1==q then p = nil else p = q + 1 end
407 cid_reg, cid_order = string.match(s, "^(.-)%-(.-)%-(%d-)$")
409 cid_reg, cid_order = string.match(s, "^(.-)%-(.-)$")
411 if not prepare_cid_font(cid_reg, cid_order) then
412 ltjb.package_error('luatexja',
413 "bad cid key `" .. s .. "'",
414 "I couldn't find any non-embedded font information for the CID\n" ..
415 '`' .. s .. "'. For now, I'll use `Adobe-Japan1-6'.\n"..
416 'Please contact the LuaTeX-ja project team.')
417 cid_name = "Adobe-Japan1"
419 return mk_rml(basename, size, id)
421 local fontdata=fallback(name, size, id)
422 if type (fontdata) == "table" and fontdata.encodingbytes == 2 then
423 luatexbase.call_callback ("luaotfload.patch_font", fontdata, name, id)
425 luatexbase.call_callback ("luaotfload.patch_font_unsafe", fontdata, name, id)
432 prepare_cid_font = prepare_cid_font,
433 cidfont_data = cidfont_data,
434 font_callback = font_callback,
435 vert_addfunc = function () end, -- dummy, set in ltj-direction.lua
438 prepare_cid_font('Adobe', 'Japan1')