--
luatexbase.provides_module({
name = 'luatexja.jfont',
- date = '2017/08/09',
+ date = '2018/06/15',
description = 'Loader for Japanese fonts',
})
-module('luatexja.jfont', package.seeall)
luatexja.load_module('base'); local ltjb = luatexja.base
luatexja.load_module('charrange'); local ltjc = luatexja.charrange
local id_kern = node.id('kern')
local cat_lp = luatexbase.catcodetables['latex-package']
local FROM_JFM = luatexja.icflag_table.FROM_JFM
+
+luatexja.jfont = luatexja.jfont or {}
------------------------------------------------------------------------
-- LOADING JFM
------------------------------------------------------------------------
-metrics={} -- this table stores all metric informations
-font_metric_table={} -- [font number] -> jfm_name, jfm_var, size
+local metrics={} -- this table stores all metric informations
+local font_metric_table={} -- [font number] -> jfm_name, jfm_var, size
luatexbase.create_callback("luatexja.load_jfm", "data", function (ft, jn) return ft end)
end
end
-function define_jfm(t)
+local fastcopy=table.fastcopy
+function luatexja.jfont.define_jfm(to)
+ local t = fastcopy(to)
local real_char -- Does current character class have the 'real' character?
if t.dir~=jfm_dir then
defjfm_res= nil; return
local update_jfm_cache
do
+ local floor = math.floor
+ local function myround(a) return floor(a+0.5) end
local function mult_table(old,scale) -- modified from table.fastcopy
if old then
local new = { }
if type(v) == "table" then
new[k] = mult_table(v,scale)
elseif type(v) == "number" then
- new[k] = round(v*scale)
+ new[k] = myround(v*scale)
else
new[k] = v
end
luatexbase.create_callback("luatexja.find_char_class", "data",
function (arg, fmtable, char)
return 0
- end)
+ end)
+local find_char_class
do
local start_time_measure = ltjb.start_time_measure
local stop_time_measure = ltjb.stop_time_measure
-- EXT
local utf8 = unicode.utf8
- function jfontdefX(g, dir, csname)
+ function luatexja.jfont.jfontdefX(g, dir, csname)
jfm_dir, is_def_jfont = dir, true
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)
-- EXT
local identifiers = fonts.hashes.identifiers
local provides_feature = luaotfload.aux.provides_feature
- function jfontdefY()
+ function luatexja.jfont.jfontdefY()
local j = load_jfont_metric(jfm_dir)
local fn = font.id(cstemp)
local f = font_getfont(fn)
local dir_tate = luatexja.dir_table.dir_tate
local tex_get_attr = tex.getattribute
-- PUBLIC function
- function get_zw()
+ function luatexja.jfont.get_zw()
local a = font_metric_table[
tex_get_attr((get_dir_count()==dir_tate) and attr_curtfnt or attr_curjfnt)]
return a and a.zw or 0
end
- function get_zh()
+ function luatexja.jfont.get_zh()
local a = font_metric_table[
tex_get_attr((get_dir_count()==dir_tate) and attr_curtfnt or attr_curjfnt)]
return a and a.zw or 0
do
-- these function are called from ltj-latex.sty
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)
+ function luatexja.jfont.add_fenc_list(enc) fenc_list[enc] = 'true ' end
+ function luatexja.jfont.add_kyenc_list(enc) kyenc_list[enc] = 'true ' end
+ function luatexja.jfont.add_ktenc_list(enc) ktenc_list[enc] = 'true ' end
+ function luatexja.jfont.is_kyenc(enc)
tex.sprint(cat_lp, '\\let\\ifin@\\if' .. (kyenc_list[enc] or 'false '))
end
- function is_ktenc(enc)
+ function luatexja.jfont.is_ktenc(enc)
tex.sprint(cat_lp, '\\let\\ifin@\\if' .. (ktenc_list[enc] or 'false '))
end
- function is_kenc(enc)
+ function luatexja.jfont.is_kenc(enc)
tex.sprint(cat_lp, '\\let\\ifin@\\if'
.. (kyenc_list[enc] or ktenc_list[enc] or 'false '))
end
local kfam_list, Nkfam_list = {}, {}
- function add_kfam(fam)
+ function luatexja.jfont.add_kfam(fam)
kfam_list[fam]=true
end
- function search_kfam(fam, use_fd)
+ function luatexja.jfont.search_kfam(fam, use_fd)
if kfam_list[fam] then
tex.sprint(cat_lp, '\\let\\ifin@\\iftrue '); return
elseif Nkfam_list[fam] then
end
end
local ffam_list, Nffam_list = {}, {}
- function is_ffam(fam)
+ function luatexja.jfont.is_ffam(fam)
tex.sprint(cat_lp, '\\let\\ifin@\\if' .. (ffam_list[fam] or 'false '))
end
- function add_ffam(fam)
+ function luatexja.jfont.add_ffam(fam)
ffam_list[fam]='true '
end
- function search_ffam_declared()
+ function luatexja.jfont.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)
+ function luatexja.jfont.search_ffam_fd(fam)
if Nffam_list[fam] then
tex.sprint(cat_lp, '\\let\\ifin@\\iffalse '); return
else
------------------------------------------------------------------------
-- ALTERNATE FONTS
------------------------------------------------------------------------
-alt_font_table = {}
-local alt_font_table = alt_font_table
+local alt_font_table = {}
local attr_curaltfnt = {}
local ucs_out = 0x110000
------ for TeX interface
-- EXT
-function set_alt_font(b,e,ind,bfnt)
+function luatexja.jfont.set_alt_font(b,e,ind,bfnt)
-- ind: 新フォント, bfnt: 基底フォント
if b>e then b, e = e, b end
if b*e<=0 then
end
-- EXT
-function clear_alt_font(bfnt)
+function luatexja.jfont.clear_alt_font(bfnt)
if alt_font_table[bfnt] then
local t = alt_font_table[bfnt]
for i,_ in pairs(t) do t[i]=nil; end
end
------ used in ltjp.suppress_hyphenate_ja callback
-function replace_altfont(pf, pc)
+function luatexja.jfont.replace_altfont(pf, pc)
local a = alt_font_table[pf]
return a and a[pc] or pf
end
local alt_font_table_latex = {}
-- EXT
-function clear_alt_font_latex(bbase)
+function luatexja.jfont.clear_alt_font_latex(bbase)
local t = alt_font_table_latex[bbase]
if t then
for j,v in pairs(t) do t[j] = nil end
end
-- EXT
-function set_alt_font_latex(b,e,ind,bbase)
+function luatexja.jfont.set_alt_font_latex(b,e,ind,bbase)
-- ind: Alt font の enc/fam/ser/shape, bbase: 基底フォントの enc/fam/ser/shape
if b>e then b, e = e, b end
if b*e<=0 then
local alt_font_base, alt_font_base_num
local aftl_base
-- EXT
- function does_alt_set(bbase)
+ function luatexja.jfont.does_alt_set(bbase)
aftl_base = alt_font_table_latex[bbase]
tex.sprint(cat_lp, '\\if' .. (aftl_base and 'true' or 'false'))
end
-- EXT
- function print_aftl_address()
+ function luatexja.jfont.print_aftl_address()
tex.sprint(cat_lp, ';ltjaltfont' .. tostring(aftl_base):sub(8))
end
-- EXT
- function output_alt_font_cmd(dir, bbase)
+ function luatexja.jfont.output_alt_font_cmd(dir, bbase)
alt_font_base = bbase
if dir == 't' then
alt_font_base_num = tex.getattribute(attr_curtfnt)
end
-- EXT
- function pickup_alt_font_a(size_str)
+ function luatexja.jfont.pickup_alt_font_a(size_str)
local t = alt_font_table_latex[alt_font_base]
if t then
for i,v in pairs(t) do
end
-- EXT
- function pickup_alt_font_b(afnt_num, afnt_base)
+ function luatexja.jfont.pickup_alt_font_b(afnt_num, afnt_base)
local t = alt_font_table[alt_font_base_num]
local ac = font_getfont(afnt_num).characters
if not t then t = {}; alt_font_table[alt_font_base_num] = t end
-- 終了時に各種ノードを破棄
------------------------------------------------------------------------
do
- function cleanup_size_cache()
+ function luatexja.jfont.cleanup_size_cache()
--local gs, ke = 0, 0
for _,n in pairs(metrics) do
for i,t in pairs(n.size_cache) do
------------------------------------------------------------------------
-- 追加のフォント情報
------------------------------------------------------------------------
-font_extra_info = {}
-local font_extra_info = font_extra_info -- key: fontnumber
+local font_extra_info = {}
+luatexja.jfont.font_extra_info= font_extra_info -- key: fontnumber
local font_extra_basename = {} -- key: basename
local list_rotate_glyphs
end
prepare_fl_data = function (dest, id)
local t = fontloader.info(id.filename)
+ if not t then return dest end
local fl
- if t.filename then
+ if t.fontname then
fl = fontloader.open(id.filename)
else
- fl = fontloader.open(id.filename, id.fullname)
+ fl = fontloader.open(id.filename, id.fontname) -- マニュアルにはこっちで書いてあるが?
+ if not fl then
+ local index
+ for i,v in ipairs(t) do
+ if v.fontname == id.fontname then index=i; break end
+ end
+ fl = fontloader.open(id.filename, index)
+ end
end
+ if not fl then fontloader.close(fl); return dest end
local ind_to_uni, unicodes = {}, {}
for i,v in pairs(id.characters) do
ind_to_uni[v.index] = i
font_extra_basename[bname] = dat or {}
ltjb.save_cache( v,
{
- chksum = checksum(id.filename),
+ chksum = newsum,
version = cache_ver,
dat,
})
end
end
-- EXT: italic correction
- function append_italic()
+ function luatexja.jfont.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
end
end
+luatexja.jfont.metrics = metrics
+luatexja.jfont.font_metric_table = font_metric_table
+luatexja.jfont.find_char_class = find_char_class
+
+luatexja.jfont.update_jfm_cache = update_jfm_cache