--
--- luatexja/rmlgbm.lua
+-- luatexja/ltj-rmlgbm.lua
--
-luatexbase.provides_module({
- name = 'luatexja.rmlgbm',
- date = '2013/03/17',
- version = '0.4',
- description = 'Definitions of non-embedded Japanese (or other CJK) fonts',
-})
-module('luatexja.rmlgbm', package.seeall)
-local err, warn, info, log = luatexbase.errwarinf(_NAME)
-
luatexja.load_module('base'); local ltjb = luatexja.base
-cidfont_data = {}
-local cidfont_data = cidfont_data
+local cidfont_data = {}
local cache_chars = {}
-local path = {
- localdir = file.join(kpse.expand_var("$TEXMFVAR"), aux_dir),
- systemdir = file.join(kpse.expand_var("$TEXMFSYSVAR"), aux_dir),
-}
+local cache_ver = 5
+local identifiers = fonts.hashes.identifiers
local cid_reg, cid_order, cid_supp, cid_name
-local taux_dir = 'luatex-cache/luatexja'
local cid_replace = {
["Adobe-Japan1"] = {"UniJIS2004-UTF32", 23057, 6,
function (i)
- if (231<=i and i<=632) or (8718<=i and i<=8719)
+ if (231<=i and i<=632) or (8718<=i and i<=8719)
or (12063<=i and i<=12087) then
return 327680 -- 655360/2
elseif 9758<=i and i<=9778 then
end
end},
-- 基本的には JIS X 0213:2004 に沿ったマッピング
- ["Adobe-Korea1"] = {"UniKS-UTF32", 18351, 2,
+ ["Adobe-Korea1"] = {"UniKS-UTF32", 18351, 2,
function (i)
- if 8094<=i and i<=8100 then
+ if 8094<=i and i<=8100 then
return 327680 -- 655360/2
end
end},
- ["Adobe-GB1"] = {"UniGB-UTF32", 30283, 5,
+ ["Adobe-GB1"] = {"UniGB-UTF32", 30283, 5,
function (i)
- if (814<=i and i<=939) or (i==7716)
+ if (814<=i and i<=939) or (i==7716)
or (22355<=i and i<=22357) then
return 327680 -- 655360/2
end
}
-- reading CID maps
+local make_cid_font
do
local line, fh -- line, file handler
local tt,cidm -- characters, cid->(Unicode)
local cid, ucs, ucsa
line = fh:read("*l")
while line do
- if string.find(line, "end...?char") then
+ if string.find(line, "end...?char") then
line = fh:read("*l"); return
else -- WMA l is in the form "<%x+>%s%d+"
ucs, cid = string.match(line, "<(%x+)>%s+<?(%x+)>?")
- cid = cid_dec(cid); ucs = tonumber(ucs, 16);
- if not tt[ucs] then
+ cid = cid_dec(cid); ucs = tonumber(ucs, 16);
+ if not tt[ucs] then
tt[ucs] = mke(cid); cidm[cid]=ucs
end
end
local bucs, eucs, cid
line = fh:read("*l")
while line do
- if string.find(line, "end...?range") then
+ if string.find(line, "end...?range") then
line = fh:read("*l"); return
else -- WMA l is in the form "<%x+>%s+<%x+>"
bucs, eucs, cid = string.match(line, "<(%x+)>%s+<(%x+)>%s+<?(%x+)>?")
- cid = cid_dec(cid);
+ cid = cid_dec(cid);
bucs = tonumber(bucs, 16); eucs = tonumber(eucs, 16)
for ucs = bucs, eucs do
- if not tt[ucs] then
+ if not tt[ucs] then
tt[ucs] = mke(cid); cidm[cid]=ucs
end
cid = inc(cid)
line = fh:read("*l")
end
end
- fh:close();
+ fh:close();
end
-
+
local function increment(a) return a+1 end
- local function entry(a)
- return {index = a}
+ local function entry(a)
+ return {index = a}
end
- function make_cid_font()
+ make_cid_font = function ()
local kx = cid_replace[cid_name]
+ if not kx then return end
local k = {
cidinfo = { ordering=cid_order, registry=cid_reg, supplement=kx[3] },
encodingbytes = 2, extend=1000, format = 'opentype',
- direction = 0, characters = {}, parameters = {}, embedding = "no", cache = "yes",
- ascender = 0, descender = 0, factor = 0, hfactor = 0, vfactor = 0,
+ direction = 0, characters = {}, parameters = {
+ ascender = 655360*0.88,
+ descender = 655360*0.12,
+ },
+ embedding = "no", cache = "yes", factor = 0, hfactor = 0, vfactor = 0,
tounicode = 1,
}
cidfont_data[cid_name] = k
-- CID => Unicode 符号空間
- -- TODO: vertical fonts?
- tt, cidm = {}, {}
+ local tth, cidmo = {}, {}
+ tt, cidm = tth, cidmo
for i = 0,kx[2] do cidm[i] = -1 end
open_cmap_file(kx[1] .. "-H", increment, tonumber, entry)
- k.characters = tt
+ k.characters = tth
-- Unicode にマップされなかった文字の処理
-- 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
local ttu, pricode = {}, 0xF0000
- for i,v in ipairs(cidm) do
- if v==-1 then
- tt[pricode], cidm[i], pricode
+ for i,v in ipairs(cidmo) do
+ if v==-1 then
+ tth[pricode], cidmo[i], pricode
= { index = i }, pricode, pricode+1;
end
- ttu[cid_order .. '.' .. i] = cidm[i]
+ ttu[cid_order .. '.' .. i] = cidmo[i]
end
+
-- shared
k.shared = {
- otfdata = {
- cidinfo= k.cidinfo, verbose = false,
- shared = { featuredata = {}, },
- luatex = { features = {},
- defaultwidth=1000,
- sequences = { }, },
+ otfdata = {
+ cidinfo= k.cidinfo, verbose = false,
+ shared = { featuredata = {}, },
},
- dynamics = {}, features = {}, processes = {},
- }
+ dynamics = {}, features = {}, processes = {},
+ --rawdata = { descriptions = {} },
+ }
k.resources = { unicodes = ttu, }
k.descriptions = {}
cache_chars[cid_name] = { [655360] = k.characters }
+ -- 縦書用字形
+ tt, cidm = {}, {}
+ local ttv = {}; k.shared.ltj_vert_table = ttv
+ for i = 0,kx[2] do cidm[i] = -1 end
+ open_cmap_file(kx[1] .. "-V", increment, tonumber, entry)
+ for i,v in pairs(tt) do
+ ttv[i] = cidmo[v.index]
+ end
+
-- tounicode エントリ
- local cidp = {nil, nil}; local cidmo = cidm
- tt, ttu, cidm = {}, {}, {}
+ local cidp = {nil, nil}; tt, ttu, cidm = {}, {}, {}
open_cmap_file(cid_name .. "-UCS2",
- function(a)
+ function(a)
a[2] = a[2] +1 ; return a
- end,
- function(a)
+ end,
+ function(a)
cidp[1] = string.upper(string.sub(a,1,string.len(a)-4))
cidp[2] = tonumber(string.sub(a,-4),16)
return cidp
end
-- Save
- local savepath = path.localdir .. '/luatexja/'
- if not lfs.isdir(savepath) then
- dir.mkdirs(savepath)
- end
- savepath = file.join(savepath, "ltj-cid-auto-"
- .. string.lower(cid_name) .. ".lua")
- if file.iswritable(savepath) then
- k.characters[46].width = math.floor(655360/14);
- -- Standard fonts are ``seriffed''.
- table.tofile(savepath, k,'return', false, true, false )
- ltjb.package_info_no_line('luatexja', "saved :'" .. savepath .. "'", '')
- else
- ltjb.package_warning_no_line('luatexja', "failed to save to '" .. savepath .. "'", '')
- end
+ k.characters[46].width = math.floor(655360/14);
+ ltjb.save_cache( "ltj-cid-auto-" .. string.lower(cid_name),
+ {
+ version = cache_ver,
+ k,
+ })
end
end
-local make_cid_font = make_cid_font
---
-local function cid_cache_load(fullpath)
- cidfont_data[cid_name] = require(fullpath)
- cache_chars[cid_name] = { [655360] = cidfont_data[cid_name].characters }
+--
+local cidf_vert_processor
+do
+ local traverse_id = node.traverse_id
+ local id_glyph = node.id('glyph')
+ cidf_vert_processor = {
+ function (head, fnum)
+ local fontdata = identifiers[fnum]
+ if fontdata.is_ltj_vert then
+ local vt = fontdata.shared.ltj_vert_table
+ for n in traverse_id(id_glyph, head) do
+ if n.font==fnum then
+ n.char = vt[n.char] or n.char
+ end
+ end
+ return head, false
+ end
+ end
+ }
end
+local function cid_cache_outdated(t) return t.version~=cache_ver end
local function read_cid_font()
- -- local v = "ltj-cid-" .. string.lower(cid_name) .. ".lua"
- local v = "ltj-cid-auto-" .. string.lower(cid_name) .. ".lua"
- local localpath = file.join(path.localdir .. '/luatexja', v)
- local systempath = file.join(path.systemdir .. '/luatexja' , v)
- local kpsefound = kpse.find_file(v)
- if kpsefound and file.isreadable(kpsefound) then
- cid_cache_load(kpsefound)
- elseif file.isreadable(localpath) then
- cid_cache_load(localpath)
- elseif file.isreadable(systempath) then
- cid_cache_load(systempath)
+ local dat = ltjb.load_cache("ltj-cid-auto-" .. string.lower(cid_name),
+ cid_cache_outdated )
+ if dat then
+ cidfont_data[cid_name] = dat[1]
+ cache_chars[cid_name] = { [655360] = cidfont_data[cid_name].characters }
else
-- Now we must create the virtual metrics from CMap.
make_cid_font()
end
if cidfont_data[cid_name] then
+ cidfont_data[cid_name].shared.processes = cidf_vert_processor
for i,v in pairs(cidfont_data[cid_name].characters) do
if not v.width then v.width = 655360 end
v.height, v.depth = 576716.8, 78643.2 -- optimized for jfm-ujis.lua
end
+ return cidfont_data[cid_name]
+ else
+ return nil
end
end
-- High-level
+local function prepare_cid_font(reg, ord)
+ cid_reg, cid_order, cid_name, cid_supp = reg, ord, reg .. '-' .. ord
+ return cidfont_data[cid_name] or read_cid_font()
+end
+
local definers = fonts.definers
local function mk_rml(name, size, id)
local specification = definers.analyze(name,size)
- specification = definers.resolve(specification)
+ --specification = definers.resolve(specification) (not needed)
specification.detail = specification.detail or ''
local fontdata = {}
local cachedata = {}
local s = cidfont_data[cid_name]
+ luatexja.rmlgbm.vert_addfunc(id)
for k, v in pairs(s) do
fontdata[k] = v
cachedata[k] = v
local scale = size / 655360
do
- local def_height = 0.88 * size
+ local def_height = 0.88 * size
-- character's default height (optimized for jfm-ujis.lua)
local def_depth = 0.12 * size -- and depth.
if not cache_chars[cid_name][size] then
cache_chars[cid_name][size] = {}
for k, v in pairs(cache_chars[cid_name][655360]) do
- cache_chars[cid_name][size][k] = {
- index = v.index, width = v.width * scale,
+ cache_chars[cid_name][size][k] = {
+ index = v.index, width = v.width * scale,
height = def_height, depth = def_depth, tounicode = v.tounicode,
}
end
parameters[k] = v * scale
end
fontdata.parameters = parameters
- fontdata.ascender = fontdata.ascender * scale
- fontdata.descender = fontdata.descender * scale
- fontdata.factor = fontdata.factor * scale
- fontdata.hfactor = fontdata.hfactor * scale
- fontdata.vfactor = fontdata.vfactor * scale
fontdata.size = size
fontdata.resources = s.resources
cachedata.parameters = parameters
- cachedata.ascender = fontdata.ascender
- cachedata.descender = fontdata.descender
- cachedata.factor = fontdata.factor
- cachedata.hfactor = fontdata.hfactor
- cachedata.vfactor = fontdata.vfactor
cachedata.size = size
cachedata.resources = s.resources
end
-- no embedding
local var = ''
local s = string.match(specification.detail, 'slant=([+-]*%d*%.?%d)')
- if s and e~=0 then
+ if s and e~=0 then
s = s * 1000
var, fontdata.slant = var .. 's' .. tostring(s), s
end
local e = string.match(specification.detail, 'extend=([+-]*%d*%.?%d)')
- if e and e~=1 then
+ if e and e~=1 then
e = e * 1000
var, fontdata.extend = var .. 'x' .. tostring(e), e
end
+ if string.match(specification.detail, '(%+?vert)') then
+ cachedata.is_ltj_vert = true
+ end
fontdata.name = specification.name .. size .. var; cachedata.name = fontdata.name
fontdata.fullname = specification.name .. var; cachedata.fullname = fontdata.fullname
fontdata.psname = specification.name; cachedata.psname = fontdata.psname
- fonts.ids[id] = cachedata
+ identifiers[id] = cachedata
return fontdata
end
-function font_callback(name, size, id, fallback)
- local p = utf.find(name, ":") or utf.len(name)+1
- if utf.sub(name, 1, p-1) == 'psft' then
+local function font_callback(name, size, id, fallback)
+ local p = name:find(":") or name:len()+1
+ if name:sub(1, p-1) == 'psft' then
local s = "Adobe-Japan1-6"
- local basename = utf.sub(name,p+1)
- local p = utf.find(basename, ":")
- local q = utf.find(basename, "/[BI][BI]?")
+ local basename = name:sub(p+1)
+ local p = basename:find(":")
+ local q = basename:find("/[BI][BI]?")
if q and p and q<=p then
- basename = utf.gsub(basename, '/[BI][BI]?', '', 1)
- p = utf.find(basename, ":")
+ basename = basename:gsub('/[BI][BI]?', '', 1)
+ p = basename:find(":")
end
- if p then
- local xname = utf.sub(basename, p+1)
+ if p then
+ local xname = basename:sub(p+1)
p = 1
while p do
- local q = utf.find(xname, ";", p+1) or utf.len(xname)+1
- if utf.sub(xname, p, p+3)=='cid=' and q>p+4 then
- s = utf.sub(xname, p+4, q-1)
+ local q = xname:find(";", p+1) or xname:len()+1
+ if xname:sub(p, p+3)=='cid=' and q>p+4 then
+ s = xname:sub(p+4, q-1)
end
- if utf.len(xname)+1==q then p = nil else p = q + 1 end
+ if xname:len()+1==q then p = nil else p = q + 1 end
end
end
cid_reg, cid_order = string.match(s, "^(.-)%-(.-)%-(%d-)$")
- if not cid_reg then
+ if not cid_reg then
cid_reg, cid_order = string.match(s, "^(.-)%-(.-)$")
end
- cid_name = cid_reg .. '-' .. cid_order
- if not cidfont_data[cid_name] then
- read_cid_font()
- if not cidfont_data[cid_name] then
- ltjb.package_error('luatexja',
- "bad cid key `" .. s .. "'",
- "I couldn't find any non-embedded font information for the CID\n" ..
- '`' .. s .. "'. For now, I'll use `Adobe-Japan1-6'.\n"..
- 'Please contact the LuaTeX-ja project team.')
- cid_name = "Adobe-Japan1"
- end
+ if not prepare_cid_font(cid_reg, cid_order) then
+ ltjb.package_error('luatexja',
+ "bad cid key `" .. s .. "'",
+ "I couldn't find any non-embedded font information for the CID\n" ..
+ '`' .. s .. "'. For now, I'll use `Adobe-Japan1-6'.\n"..
+ 'Please contact the LuaTeX-ja project team.')
+ cid_name = "Adobe-Japan1"
end
return mk_rml(basename, size, id)
- else
- return fallback(name, size, id)
+ else
+ local tfmdata=fallback(name, size, id)
+ if type (tfmdata) == "table" and tfmdata.shared then
+ luatexbase.call_callback("luaotfload.patch_font", tfmdata, name)
+ end
+ return tfmdata
end
end
-cid_reg, cid_order, cid_name, cid_supp = 'Adobe', 'Japan1', 'Adobe-Japan1'
-read_cid_font()
+luatexja.rmlgbm = {
+ prepare_cid_font = prepare_cid_font,
+ cidfont_data = cidfont_data,
+ font_callback = font_callback,
+ vert_addfunc = function () end, -- dummy, set in ltj-direction.lua
+}
+
+prepare_cid_font('Adobe', 'Japan1')