--
luatexbase.provides_module({
name = 'luatexja.jfont',
- date = '2014/10/03',
+ date = '2015/05/03',
description = 'Loader for Japanese fonts',
})
module('luatexja.jfont', package.seeall)
local setfield = (Dnode ~= node) and Dnode.setfield or function(n, i, c) n[i] = c end
local getid = (Dnode ~= node) and Dnode.getid or function(n) return n.id end
-local getfont = (Dnode ~= node) and Dnode.getfont or function(n) return n.font end
-local getchar = (Dnode ~= node) and Dnode.getchar or function(n) return n.char end
local nullfunc = function(n) return n end
local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc
local node_free = Dnode.free
local has_attr = Dnode.has_attribute
local set_attr = Dnode.set_attribute
-local node_write = Dnode.write
local round = tex.round
local font_getfont = font.getfont
local id_glue_spec = node.id('glue_spec')
local id_glue = node.id('glue')
local cat_lp = luatexbase.catcodetables['latex-package']
-local ITALIC = luatexja.icflag_table.ITALIC
local FROM_JFM = luatexja.icflag_table.FROM_JFM
-
+local tokenlib = luatexja.token
------------------------------------------------------------------------
-- LOADING JFM
------------------------------------------------------------------------
local jfm_file_name, jfm_var
local defjfm_res
-local jfm_dir, is_def_jfont
+local jfm_dir, is_def_jfont, is_vert_enabled
function define_jfm(t)
local real_char -- Does current character class have the 'real' character?
update_jfm_cache = function (j,sz)
if metrics[j].size_cache[sz] then return end
+ --local TEMP = node_new(id_kern)
local t = {}
metrics[j].size_cache[sz] = t
t.chars = metrics[j].chars
if type(i) == 'number' then -- char_type
for k,w in pairs(v.glue) do
local h = node_new(id_glue_spec)
- v[k] = {true, h, (w[5] and w[5]/sz or 0), FROM_JFM + (w[4] and w[4]/sz or 0)}
+ v[k] = {
+ true, h, (w[5] and w[5]/sz or 0),
+ FROM_JFM + (w[4] and w[4]/sz or 0),
+ ksp_natural = w.ksp_natural,
+ ksp_stretch = w.ksp_stretch,
+ ksp_shrink = w.ksp_shrink,
+ }
setfield(h, 'width', w[1])
setfield(h, 'stretch', w[2])
setfield(h, 'shrink', w[3])
t.zw = round(metrics[j].zw*sz)
t.zh = round(metrics[j].zh*sz)
t.size = sz
+ --node_free(TEMP)
end
end
end
-- EXT
- function jfontdefX(g, dir)
+ local utf8 = unicode.utf8
+ function jfontdefX(g, dir, csname)
jfm_dir, is_def_jfont = dir, true
- local t = token.get_next()
- cstemp=token.csname_name(t)
+ cstemp = csname:sub( (utf8.byte(csname,1,1) == tex.escapechar) and 2 or 1, -1)
+ cstemp = cstemp:sub(1, ((cstemp:sub(-1,-1)==' ') and (cstemp:len()>=2)) and -2 or -1)
global_flag = g and '\\global' or ''
- tex.sprint(cat_lp, '\\expandafter\\font\\csname ', cstemp, '\\endcsname')
+ tex.sprint(cat_lp, '\\expandafter\\font\\csname ',
+ (cstemp==' ') and '\\space' or cstemp, '\\endcsname')
end
luatexbase.create_callback("luatexja.define_jfont", "data", function (ft, fn) return ft end)
"bad JFM `" .. jfm_file_name .. "'",
'The JFM file you specified is not valid JFM file.\n'..
'So defining Japanese font is cancelled.')
- tex.sprint(cat_lp, global_flag, '\\expandafter\\let\\csname ', cstemp,
+ tex.sprint(cat_lp, global_flag, '\\expandafter\\let\\csname ',
+ (cstemp==' ') and '\\space' or cstemp,
'\\endcsname=\\relax')
return
end
chars = sz.chars, char_type = sz.char_type,
kanjiskip = sz.kanjiskip, xkanjiskip = sz.xkanjiskip,
chars_cbcache = {},
+ vert_activated = is_vert_enabled,
}
fmtable = luatexbase.call_callback("luatexja.define_jfont", fmtable, fn)
font_metric_table[fn]=fmtable
tex.sprint(cat_lp, global_flag, '\\protected\\expandafter\\def\\csname ',
- cstemp , '\\endcsname{\\ltj@cur'..
+ (cstemp==' ') and '\\space' or cstemp, '\\endcsname{\\ltj@cur'..
(jfm_dir == 'yoko' and 'j' or 't') .. 'fnt', fn, '\\relax}')
end
end
end
end
if jfm_dir == 'tate' then
+ is_vert_enabled = (not name:match('-vert')) and (not name:match('-vrt2'))
if not name:match('vert') and not name:match('vrt2') then
name = name .. ';vert;vrt2'
end
+ else
+ is_vert_enabled = nil
end
return name
end
------------------------------------------------------------------------
do
-- these function are called from ltj-latex.sty
- local kyenc_list, ktenc_list = {}, {}
+ local fenc_list, kyenc_list, ktenc_list = {}, {}, {}
+ function add_fenc_list(enc) fenc_list[enc] = 'true ' end
function add_kyenc_list(enc) kyenc_list[enc] = 'true ' end
function add_ktenc_list(enc) ktenc_list[enc] = 'true ' end
function is_kyenc(enc)
end
local kfam_list, Nkfam_list = {}, {}
- function add_kfam_list(enc, fam)
- if not kfam_list[enc] then kfam_list[enc] = {} end
- kfam_list[enc][fam] = 'true '
- end
- function add_Nkfam_list(enc, fam)
- if not Nkfam_list[enc] then Nkfam_list[enc] = {} end
- Nkfam_list[enc][fam] = 'true '
+ function add_kfam(fam)
+ kfam_list[fam]=true
+ end
+ function search_kfam(fam, use_fd)
+ if kfam_list[fam] then
+ tex.sprint(cat_lp, '\\let\\ifin@\\iftrue '); return
+ elseif Nkfam_list[fam] then
+ tex.sprint(cat_lp, '\\let\\ifin@\\iffalse '); return
+ elseif use_fd then
+ for i,_ in pairs(kyenc_list) do
+ if kpse.find_file(string.lower(i)..fam..'.fd') then
+ tex.sprint(cat_lp, '\\let\\ifin@\\iftrue '); return
+ end
+ end
+ for i,_ in pairs(ktenc_list) do
+ if kpse.find_file(string.lower(i)..fam..'.fd') then
+ tex.sprint(cat_lp, '\\let\\ifin@\\iftrue '); return
+ end
+ end
+ Nkfam_list[fam]=true; tex.sprint(cat_lp, '\\let\\ifin@\\iffalse '); return
+ else
+ tex.sprint(cat_lp, '\\let\\ifin@\\iffalse '); return
+ end
end
- function is_kfam(enc, fam)
- tex.sprint(cat_lp, '\\let\\ifin@\\if'
- .. (kfam_list[enc] and kfam_list[enc][fam] or 'false ')) end
- function is_Nkfam(enc, fam)
- tex.sprint(cat_lp, '\\let\\ifin@\\if'
- .. (Nkfam_list[enc] and Nkfam_list[enc][fam] or 'false ')) end
-
local ffam_list, Nffam_list = {}, {}
- function add_ffam_list(enc, fam)
- if not ffam_list[enc] then ffam_list[enc] = {} end
- ffam_list[enc][fam] = 'true '
- end
- function add_Nffam_list(enc, fam)
- if not Nffam_list[enc] then Nffam_list[enc] = {} end
- Nffam_list[enc][fam] = 'true '
+ function is_ffam(fam)
+ tex.sprint(cat_lp, '\\let\\ifin@\\if' .. (ffam_list[fam] or 'false '))
+ end
+ function add_ffam(fam)
+ ffam_list[fam]='true '
+ end
+ function search_ffam_declared()
+ local s = ''
+ for i,_ in pairs(fenc_list) do
+ s = s .. '\\cdp@elt{' .. i .. '}'
+ end
+ tex.sprint(cat_lp, s)
+ end
+ function search_ffam_fd(fam)
+ if Nffam_list[fam] then
+ tex.sprint(cat_lp, '\\let\\ifin@\\iffalse '); return
+ else
+ for i,_ in pairs(fenc_list) do
+ if kpse.find_file(string.lower(i)..fam..'.fd') then
+ tex.sprint(cat_lp, '\\let\\ifin@\\iftrue '); return
+ end
+ end
+ Nffam_list[fam]=true; tex.sprint(cat_lp, '\\let\\ifin@\\iffalse '); return
+ end
end
- function is_ffam(enc, fam)
- tex.sprint(cat_lp, '\\let\\ifin@\\if'
- .. (ffam_list[enc] and ffam_list[enc][fam] or 'false ')) end
- function is_Nffam(enc, fam)
- tex.sprint(cat_lp, '\\let\\ifin@\\if'
- .. (Nffam_list[enc] and Nffam_list[enc][fam] or 'false ')) end
+
end
------------------------------------------------------------------------
-- ALTERNATE FONTS
end
end
+------------------------------------------------------------------------
+-- 終了時に各種ノードを破棄
+------------------------------------------------------------------------
+do
+ function cleanup_size_cache()
+ --local gs, ke = 0, 0
+ for _,n in pairs(metrics) do
+ for i,t in pairs(n.size_cache) do
+ for _,v in pairs(t.char_type) do
+ for k,w in pairs(v) do
+ if type(k)=='number' then
+ --if w[1] then gs = gs + 1 else ke = ke + 1 end
+ node_free(w[2])
+ end
+ end
+ end
+ n.size_cache[i]=nil
+ end
+ end
+ --print('glue spec: ', gs, 'kern: ', ke)
+ end
+end
------------------------------------------------------------------------
-- 追加のフォント情報
end
local sort = table.sort
- local function add_fl_table(dest, tg, unitable, glyphmax, asc_des, units)
- for i = 0, glyphmax-1 do
+ local function add_fl_table(dest, glyphs, unitable, asc_des, units)
+ local tg, glyphmin, glyphmax = glyphs.glyphs, 0, glyphs.glyphmax
+ for _,v in pairs(fields(glyphs)) do
+ if v=='glyphmin' then glyphmin = glyphs.glyphmin; break end
+ end
+ for i = glyphmin, glyphmax-1 do
local gv = tg[i]
if gv then
if gv.altuni then
-- vertical metric
local vw, tsb, vk = glyph_vmetric(gv)
local gi = unitable[gv.name]
- if vw and vw~=asc_des then
+ if gi and vw and vw~=asc_des then
-- We do not use tsidebearing, since (1) fontloader does not read VORG table
-- and (2) 'tsidebearing' doea not appear in the returned table by fontloader.fields.
-- Hence, we assume that vertical origin == ascender
dest[gi].vwidth = vw/units
end
-- vertical kern
- if vk then
+ if gi and vk then
dest = dest or {};
local dest_vk = dest.vkerns or {}; dest.vkerns = dest_vk
for _,v in pairs(vk) do
- local vl = v.lookup
- if type(vl)=='table' then
- for _,vlt in pairs(vl) do
- dest_vk[vlt] = dest_vk[vlt] or {}
- dest_vk[vlt][gi] = dest_vk[vlt][gi] or {}
- dest_vk[vlt][gi][unitable[v.char]] = v.off
+ if unitable[v.char] then
+ local vl = v.lookup
+ if type(vl)=='table' then
+ for _,vlt in pairs(vl) do
+ dest_vk[vlt] = dest_vk[vlt] or {}
+ dest_vk[vlt][gi] = dest_vk[vlt][gi] or {}
+ dest_vk[vlt][gi][unitable[v.char]] = v.off
+ end
+ else
+ dest_vk[vl] = dest_vk[vl] or {}
+ dest_vk[vl][gi] = dest_vk[vl][gi] or {}
+ dest_vk[vl][gi][unitable[v.char]] = v.off
end
- else
- dest_vk[vl] = dest_vk[vl] or {}
- dest_vk[vl][gi] = dest_vk[vl][gi] or {}
- dest_vk[vl][gi][unitable[v.char]] = v.off
end
end
end
local fl = fontloader.open(id.filename)
local unicodes = id.resources.unicodes
if fl.glyphs then
- dest = add_fl_table(dest, fl.glyphs, id.resources.unicodes, fl.glyphmax,
+ dest = add_fl_table(dest, fl, unicodes,
fl.ascent + fl.descent, fl.units_per_em)
end
if fl.subfonts then
for _,v in pairs(fl.subfonts) do
- dest = add_fl_table(dest, v.glyphs, id.resources.unicodes, v.glyphmax,
+ dest = add_fl_table(dest, v, unicodes,
fl.ascent + fl.descent, fl.units_per_em)
end
end
end
end
--- 縦書き用字形への変換テーブル
-local prepare_vert_data
-do
- -- local function add_feature_table(tname, src, dest)
- -- for i,v in pairs(src) do
- -- if type(v.slookups)=='table' then
- -- local s = v.slookups[tname]
- -- if s then
- -- dest = dest or {}
- -- dest[i] = dest[i] or {}
- -- dest[i].vert = dest[i].vert or s
- -- end
- -- end
- -- end
- -- return dest
- -- end
- -- prepare_vert_data = function (dest, id)
- -- local a = id.resources.sequences
- -- if a then
- -- local s = id.shared.rawdata.descriptions
- -- for i,v in pairs(a) do
- -- if v.features.vert or v.features.vrt2 then
- -- dest= add_feature_table(v.subtables[1], s, dest)
- -- end
- -- end
- -- end
- -- return dest
- -- end
- -- -- 縦書き用字形への変換
- -- function get_vert_glyph(n, chr)
- -- local fn = font_extra_info[n]
- -- return (fn and fn[chr] and fn[chr].vert) or chr
- -- end
-end
-
--
do
local cache_ver = 6
end, 1, 'ltj.v_advance'
)
end
+
+------------------------------------------------------------------------
+-- supply tounicode entries
+------------------------------------------------------------------------
+do
+ local ltjr_prepare_cid_font = ltjr.prepare_cid_font
+ luatexbase.add_to_callback(
+ 'luaotfload.patch_font',
+ function (tfmdata)
+ if tfmdata.cidinfo then
+ local rd = ltjr_prepare_cid_font(tfmdata.cidinfo.registry, tfmdata.cidinfo.ordering)
+ if rd then
+ local ru, rc = rd.resources.unicodes, rd.characters
+ for i,v in pairs(tfmdata.characters) do
+ local w = ru["Japan1." .. tostring(v.index)]
+ if w then
+ v.tounicode = v.tounicode or rc[w]. tounicode
+ end
+ end
+ end
+ end
+
+ return tfmdata
+ end,
+ 'ltj.supply_tounicode', 1)
+end
+
+
------------------------------------------------------------------------
-- MISC
------------------------------------------------------------------------
do
+ local getfont = (Dnode ~= node) and Dnode.getfont or function(n) return n.font end
+ local getchar = (Dnode ~= node) and Dnode.getchar or function(n) return n.char end
local get_dir_count = ltjd.get_dir_count
local is_ucs_in_japanese_char = ltjc.is_ucs_in_japanese_char_direct
- local tex_set_attr = tex.setattribute
+ local ensure_tex_attr = ltjb.ensure_tex_attr
+ local node_write = Dnode.write
local font = font
+ local ITALIC = luatexja.icflag_table.ITALIC
-- EXT: italic correction
function append_italic()
local p = to_direct(tex.nest[tex.nest.ptr].tail)
+ local TEMP = node_new(id_kern)
if p and getid(p)==id_glyph then
- local f = getfont(p)
- local g = node_new(id_kern)
- setfield(g, 'subtype', 1)
- set_attr(g, attr_icflag, ITALIC)
if is_ucs_in_japanese_char(p) then
- f = has_attr(p, (get_dir_count()==dir_tate) and attr_curtfnt or attr_curjfnt)
- local j = font_metric_table[f]
+ local j = font_metric_table[
+ has_attr(p, (get_dir_count()==dir_tate) and attr_curtfnt or attr_curjfnt)
+ ]
+ local g = node_new(id_kern)
+ setfield(g, 'subtype', 1); set_attr(g, attr_icflag, ITALIC)
setfield(g, 'kern', j.char_type[find_char_class(getchar(p), j)].italic)
+ node_write(g); ensure_tex_attr(attr_icflag, 0)
else
+ local f = getfont(p)
local h = font_getfont(f) or font.fonts[f]
if h then
+ local g = node_new(id_kern)
+ setfield(g, 'subtype', 1); set_attr(g, attr_icflag, ITALIC)
setfield(g, 'kern', h.characters[getchar(p)].italic)
- else
- tex_set_attr(attr_icflag, 0)
- return node_free(g)
+ node_write(g); ensure_tex_attr(attr_icflag, 0)
end
end
- node_write(g)
- tex_set_attr(attr_icflag, 0)
end
+ node_free(TEMP)
end
end
+
+------------------------------------------------------------------------
+-- VERT VARIANT TABLE
+------------------------------------------------------------------------
+vert_form_table = {
+ [0x2013]=0xFE32, [0x2014]=0xFE31, [0x2025]=0xFE30,
+ [0xFF08]=0xFE35, [0xFF09]=0xFE36, [0xFF5B]=0xFE37, [0xFF5D]=0xFE38,
+ [0x3014]=0xFE39, [0x3015]=0xFE3A, [0x3010]=0xFE3B, [0x3011]=0xFE3C,
+ [0x300A]=0xFE3D, [0x300B]=0xFE3E, [0x3008]=0xFE3F, [0x3009]=0xFE40,
+ [0x300C]=0xFE41, [0x300D]=0xFE42, [0x300E]=0xFE43, [0x300F]=0xFE44,
+ [0xFF3B]=0xFE47, [0xFF3D]=0xFE48, [0xFF3F]=0xFE33,
+}
+setmetatable(vert_form_table, {__index=function(t,k) return k end});
+