defjfm_res = t
end
-local function mult_table(old,scale) -- modified from table.fastcopy
- if old then
- local new = { }
- for k,v in next, old do
- if type(v) == "table" then
- new[k] = mult_table(v,scale)
- elseif type(v) == "number" then
- new[k] = round(v*scale)
- else
- new[k] = v
- end
- end
- return new
- else return nil end
-end
-
-local function update_jfm_cache(j,sz)
- if metrics[j].size_cache[sz] then return end
- local t = {}
- metrics[j].size_cache[sz] = t
- t.chars = metrics[j].chars
- t.char_type = mult_table(metrics[j].char_type, sz)
- for i,v in pairs(t.char_type) do
- if type(i) == 'number' then -- char_type
- for k,w in pairs(v.glue) do
- local g, h = node.new(id_glue), node_new(id_glue_spec)
- v.glue[k] = {g, (w[5] and w[5]/sz or 0)}
- h.width, h.stretch, h.shrink = w[1], w[2], w[3]
- h.stretch_order, h.shrink_order = 0, 0
- g.subtype = 0; g.spec = h; set_attr(g, attr_icflag, FROM_JFM +
- (w[4] and w[4]/sz or 0));
+do
+ local function mult_table(old,scale) -- modified from table.fastcopy
+ if old then
+ local new = { }
+ for k,v in next, old do
+ if type(v) == "table" then
+ new[k] = mult_table(v,scale)
+ elseif type(v) == "number" then
+ new[k] = round(v*scale)
+ else
+ new[k] = v
+ end
end
- for k,w in pairs(v.kern) do
- w[2] = w[2]/sz
+ return new
+ else return nil end
+ end
+
+ function update_jfm_cache(j,sz)
+ if metrics[j].size_cache[sz] then return end
+ local t = {}
+ metrics[j].size_cache[sz] = t
+ t.chars = metrics[j].chars
+ t.char_type = mult_table(metrics[j].char_type, sz)
+ for i,v in pairs(t.char_type) do
+ if type(i) == 'number' then -- char_type
+ for k,w in pairs(v.glue) do
+ local g, h = node.new(id_glue), node_new(id_glue_spec)
+ v.glue[k] = {g, (w[5] and w[5]/sz or 0)}
+ h.width, h.stretch, h.shrink = w[1], w[2], w[3]
+ h.stretch_order, h.shrink_order = 0, 0
+ g.subtype = 0; g.spec = h; set_attr(g, attr_icflag, FROM_JFM +
+ (w[4] and w[4]/sz or 0));
+ end
+ for k,w in pairs(v.kern) do
+ w[2] = w[2]/sz
+ end
end
end
+ t.kanjiskip = mult_table(metrics[j].kanjiskip, sz)
+ t.xkanjiskip = mult_table(metrics[j].xkanjiskip,sz)
+ t.zw = round(metrics[j].zw*sz)
+ t.zh = round(metrics[j].zh*sz)
end
- t.kanjiskip = mult_table(metrics[j].kanjiskip, sz)
- t.xkanjiskip = mult_table(metrics[j].xkanjiskip,sz)
- t.zw = round(metrics[j].zw*sz)
- t.zh = round(metrics[j].zh*sz)
end
-
+local update_jfm_cache = update_jfm_cache
luatexbase.create_callback("luatexja.find_char_class", "data",
function (arg, fmtable, char)
return 0
luatexbase.call_callback("luatexja.find_char_class", 0, m, c)
end
-local function load_jfont_metric()
- if jfm_file_name=='' then
- ltjb.package_error('luatexja',
- 'no JFM specified',
- 'To load and define a Japanese font, a JFM must be specified.'..
- "The JFM 'ujis' will be used for now.")
- jfm_file_name='ujis'
+
+------------------------------------------------------------------------
+-- LOADING JAPANESE FONTS
+------------------------------------------------------------------------
+
+do
+ local cstemp
+ local function load_jfont_metric()
+ if jfm_file_name=='' then
+ ltjb.package_error('luatexja',
+ 'no JFM specified',
+ 'To load and define a Japanese font, a JFM must be specified.'..
+ "The JFM 'ujis' will be used for now.")
+ jfm_file_name='ujis'
+ end
+ for j,v in ipairs(metrics) do
+ if v.name==jfm_file_name then return j end
+ end
+ luatexja.load_lua('jfm-' .. jfm_file_name .. '.lua')
+ if defjfm_res then
+ defjfm_res.name = jfm_file_name
+ table.insert(metrics, defjfm_res)
+ return #metrics
+ else
+ return nil
+ end
+ end
+
+-- EXT
+ function jfontdefX(g)
+ local t = token.get_next()
+ cstemp=token.csname_name(t)
+ if g then luatexja.is_global = '\\global' else luatexja.is_global = '' end
+ tex.sprint(cat_lp, '\\expandafter\\font\\csname ' .. cstemp .. '\\endcsname')
+ end
+
+ luatexbase.create_callback("luatexja.define_jfont", "data", function (ft, fn) return ft end)
+
+-- EXT
+ function jfontdefY() -- for horizontal font
+ local j = load_jfont_metric()
+ local fn = font.id(cstemp)
+ local f = getfont(fn)
+ if not j then
+ ltjb.package_error('luatexja',
+ "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, luatexja.is_global .. '\\expandafter\\let\\csname ' ..cstemp
+ .. '\\endcsname=\\relax')
+ return
+ end
+ update_jfm_cache(j, f.size)
+ local sz = metrics[j].size_cache[f.size]
+ local fmtable = { jfm = j, size = f.size, var = jfm_var,
+ zw = sz.zw, zh = sz.zh,
+ chars = sz.chars, char_type = sz.char_type,
+ kanjiskip = sz.kanjiskip, xkanjiskip = sz.xkanjiskip,
+ }
+
+ fmtable = luatexbase.call_callback("luatexja.define_jfont", fmtable, fn)
+ font_metric_table[fn]=fmtable
+ tex.sprint(cat_lp, luatexja.is_global .. '\\protected\\expandafter\\def\\csname '
+ .. cstemp .. '\\endcsname{\\ltj@curjfnt=' .. fn .. '\\relax}')
end
- for j,v in ipairs(metrics) do
- if v.name==jfm_file_name then return j end
+end
+
+do
+-- EXT: zw, zh
+ function load_zw()
+ local a = font_metric_table[tex.attribute[attr_curjfnt]]
+ tex.setdimen('ltj@zw', a and a.zw or 0)
end
- luatexja.load_lua('jfm-' .. jfm_file_name .. '.lua')
- if defjfm_res then
- defjfm_res.name = jfm_file_name
- table.insert(metrics, defjfm_res)
- return #metrics
- else
- return nil
+
+ function load_zh()
+ local a = font_metric_table[tex.attribute[attr_curjfnt]]
+ tex.setdimen('ltj@zh', a and a.zh or 0)
end
end
+do
+ -- extract jfm_file_name and jfm_var
+ local function extract_metric(name)
+ local basename=name
+ local tmp = utf.sub(basename, 1, 5)
+ jfm_file_name = ''; jfm_var = ''
+ if tmp == 'file:' or tmp == 'name:' or tmp == 'psft:' then
+ basename = utf.sub(basename, 6)
+ end
+ local p = utf.find(basename, ":")
+ if p then
+ basename = utf.sub(basename, p+1)
+ else return
+ end
+ -- now basename contains 'features' only.
+ p=1
+ while p do
+ local q = utf.find(basename, ";", p+1) or utf.len(basename)+1
+ if utf.sub(basename, p, p+3)=='jfm=' and q>p+4 then
+ jfm_file_name = utf.sub(basename, p+4, q-1)
+ elseif utf.sub(basename, p, p+6)=='jfmvar=' and q>p+6 then
+ jfm_var = utf.sub(basename, p+7, q-1)
+ end
+ if utf.len(basename)+1==q then p = nil else p = q + 1 end
+ end
+ return
+ end
+
+ -- replace fonts.define.read()
+ function font_callback(name, size, id, fallback)
+ extract_metric(name)
+ -- In the present imple., we don't remove "jfm=..." from name.
+ return fallback(name, size, id)
+ end
+end
------------------------------------------------------------------------
--- LOADING JAPANESE FONTS
+-- ALTERNATE FONTS
------------------------------------------------------------------------
-local cstemp
+alt_font_table = {}
+local alt_font_table = alt_font_table
+local attr_curaltfnt = {}
+local ucs_out = 0x110000
+------ for TeX interface
-- EXT
-function jfontdefX(g)
- local t = token.get_next()
- cstemp=token.csname_name(t)
- if g then luatexja.is_global = '\\global' else luatexja.is_global = '' end
- tex.sprint(cat_lp, '\\expandafter\\font\\csname ' .. cstemp .. '\\endcsname')
+function set_alt_font(b,e,ind,bfnt)
+ -- ind: 新フォント, bfnt: 基底フォント
+ if b<0x80 or e>=ucs_out then
+ ltjb.package_warning('luatexja',
+ 'bad character range ([' .. b .. ',' .. e .. ']). ' ..
+ 'I take the intersection with [0x80, 0x10ffff].')
+ elseif b>e then
+ local j=b; e=b; b=j
+ end
+ if bfnt==ind then ind = nil end -- ind == bfnt の場合はテーブルから削除
+ if not alt_font_table[bfnt] then alt_font_table[bfnt]={} end
+ local t = alt_font_table[bfnt]
+ for i=math.max(0x80,b),math.min(ucs_out-1,e) do
+ t[i]=ind
+ end
end
-luatexbase.create_callback("luatexja.define_jfont", "data", function (ft, fn) return ft end)
-
-- EXT
-function jfontdefY() -- for horizontal font
- local j = load_jfont_metric()
- local fn = font.id(cstemp)
- local f = getfont(fn)
- if not j then
- ltjb.package_error('luatexja',
- "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, luatexja.is_global .. '\\expandafter\\let\\csname ' ..cstemp
- .. '\\endcsname=\\relax')
- return
+function 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
- update_jfm_cache(j, f.size)
- local sz = metrics[j].size_cache[f.size]
- local fmtable = { jfm = j, size = f.size, var = jfm_var,
- zw = sz.zw, zh = sz.zh,
- chars = sz.chars, char_type = sz.char_type,
- kanjiskip = sz.kanjiskip, xkanjiskip = sz.xkanjiskip,
- }
-
- fmtable = luatexbase.call_callback("luatexja.define_jfont", fmtable, fn)
- font_metric_table[fn]=fmtable
- tex.sprint(cat_lp, luatexja.is_global .. '\\protected\\expandafter\\def\\csname '
- .. cstemp .. '\\endcsname{\\ltj@curjfnt=' .. fn .. '\\relax}')
end
--- zw, zh
-function load_zw()
- local a = font_metric_table[tex.attribute[attr_curjfnt]]
- if a then
- tex.setdimen('ltj@zw', a.zw)
- else
- tex.setdimen('ltj@zw',0)
+------ callback
+function replace_altfont(head)
+ for p in node.traverse_id(id_glyph, head) do
+ local pf = p.font
+ if p.font == (has_attr(p, attr_curjfnt) or 0) then
+ if alt_font_table[pf] and alt_font_table[pf][p.char] then
+ local n = alt_font_table[pf][p.char]
+ if n then
+ p.font = n; set_attr(p, attr_curjfnt, n)
+ end
+ end
+ end
end
+ return head
end
-function load_zh()
- local a = font_metric_table[tex.attribute[attr_curjfnt]]
- if a then
- tex.setdimen('ltj@zh', a.zh)
- else
- tex.setdimen('ltj@zh',0)
+------ for LaTeX interface
+
+local alt_font_table_latex = {}
+
+-- EXT
+function 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
end
--- extract jfm_file_name and jfm_var
-local function extract_metric(name)
- local basename=name
- local tmp = utf.sub(basename, 1, 5)
- jfm_file_name = ''; jfm_var = ''
- if tmp == 'file:' or tmp == 'name:' or tmp == 'psft:' then
- basename = utf.sub(basename, 6)
+-- EXT
+function 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<0x80 or e>=ucs_out then
+ ltjb.package_warning('luatexja',
+ 'bad character range ([' .. b .. ',' .. e .. ']). ' ..
+ 'I take the intersection with [0x80, 0x10ffff].')
+ elseif b>e then
+ local j=b; e=b; b=j
end
- local p = utf.find(basename, ":")
- if p then
- basename = utf.sub(basename, p+1)
- else return
+ if not alt_font_table_latex[bbase] then alt_font_table_latex[bbase]={} end
+ local t = alt_font_table_latex[bbase]
+ if not t[ind] then t[ind] = {} end
+ for i=math.max(0x80,b),math.min(ucs_out-1,e) do
+ for j,v in pairs(t) do
+ if v[i] then -- remove old entry
+ if j~=ind then v[i]=nil end; break
+ end
+ end
+ t[ind][i]=true
+ end
+ -- remove the empty tables
+ for j,v in pairs(t) do
+ local flag_clear = true
+ for k,_ in pairs(v) do flag_clear = false; break end
+ if flag_clear then t[j]=nil end
+ end
+ if ind==bbase then t[bbase] = nil end
+end
+
+-- ここから先は 新 \selectfont の内部でしか実行されない
+do
+ local alt_font_base, alt_font_base_num
+
+-- EXT
+ function output_alt_font_cmd(bbase)
+ alt_font_base = bbase
+ alt_font_base_num = tex.getattribute(attr_curjfnt)
+ local t = alt_font_table[alt_font_base_num]
+ if t then
+ for i,_ in pairs(t) do t[i]=nil end
+ end
+ t = alt_font_table_latex[bbase]
+ if t then
+ for i,_ in pairs(t) do
+ tex.sprint(cat_lp, '\\ltj@pickup@altfont@aux{' .. i .. '}')
+ end
+ end
end
- -- now basename contains 'features' only.
- p=1
- while p do
- local q = utf.find(basename, ";", p+1) or utf.len(basename)+1
- if utf.sub(basename, p, p+3)=='jfm=' and q>p+4 then
- jfm_file_name = utf.sub(basename, p+4, q-1)
- elseif utf.sub(basename, p, p+6)=='jfmvar=' and q>p+6 then
- jfm_var = utf.sub(basename, p+7, q-1)
+
+-- EXT
+ function 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
+ tex.sprint(cat_lp, '\\expandafter\\ltj@pickup@altfont@copy'
+ .. '\\csname ' .. i .. '/' .. size_str .. '\\endcsname{' .. i .. '}')
+ end
+ end
+ end
+
+-- EXT
+ function pickup_alt_font_b(afnt_num, afnt_base)
+ local t = alt_font_table[alt_font_base_num]
+ if not t then t = {}; alt_font_table[alt_font_base_num] = t end
+ for i,v in pairs(alt_font_table_latex[alt_font_base]) do
+ if i == afnt_base then
+ for j,_ in pairs(v) do t[j]=afnt_num end
+ return
+ end
end
- if utf.len(basename)+1==q then p = nil else p = q + 1 end
end
- return
end
--- replace fonts.define.read()
-function font_callback(name, size, id, fallback)
- extract_metric(name)
- -- In the present imple., we don't remove "jfm=..." from name.
- return fallback(name, size, id)
-end
------------------------------------------------------------------------
-- MISC
end
-- main process
--- mode = true iff main_process is called from pre_linebreak_filter
-local function main_process(head, mode, dir)
- local p = head
- p = ltjj.main(p,mode)
- if p then p = ltjw.set_ja_width(p, dir) end
- return p
+do
+ -- mode = true iff main_process is called from pre_linebreak_filter
+ local function main_process(head, mode, dir)
+ local p = head
+ p = ltjj.main(p,mode)
+ if p then p = ltjw.set_ja_width(p, dir) end
+ return p
+ end
+
+ -- callbacks
+
+ luatexbase.add_to_callback(
+ 'pre_linebreak_filter',
+ function (head,groupcode)
+ return main_process(head, true, tex.textdir)
+ end,'ltj.pre_linebreak_filter',
+ luatexbase.priority_in_callback('pre_linebreak_filter',
+ 'luaotfload.node_processor') + 1)
+ luatexbase.add_to_callback(
+ 'hpack_filter',
+ function (head,groupcode,size,packtype, dir)
+ return main_process(head, false, dir)
+ end,'ltj.hpack_filter',
+ luatexbase.priority_in_callback('hpack_filter',
+ 'luaotfload.node_processor') + 1)
end
--- callbacks
-
-luatexbase.add_to_callback('pre_linebreak_filter',
- function (head,groupcode)
- return main_process(head, true, tex.textdir)
- end,'ltj.pre_linebreak_filter',
- luatexbase.priority_in_callback('pre_linebreak_filter',
- 'luaotfload.node_processor') + 1)
-luatexbase.add_to_callback('hpack_filter',
- function (head,groupcode,size,packtype, dir)
- return main_process(head, false, dir)
- end,'ltj.hpack_filter',
- luatexbase.priority_in_callback('hpack_filter',
- 'luaotfload.node_processor') + 1)
+-- hyphenate
+do
+ local replace_altfont = ltjf.replace_altfont
+ luatexbase.add_to_callback(
+ 'hyphenate',
+ function (head,tail)
+ return replace_altfont(head)
+ end,'ltj.replace_altfont',
+ luatexbase.priority_in_callback('hyphenate', 'ltj.hyphenate')+1)
+end
-- define_font
-
-local otfl_fdr = fonts.definers.read
-function luatexja.font_callback(name, size, id)
- return ltjf.font_callback(
- name, size, id,
- function (name, size, id) return ltjr.font_callback(name, size, id, otfl_fdr) end
- )
+do
+ local otfl_fdr = fonts.definers.read
+ local ltjr_font_callback = ltjr.font_callback
+ function luatexja.font_callback(name, size, id)
+ return ltjf.font_callback(
+ name, size, id,
+ function (name, size, id) return ltjr_font_callback(name, size, id, otfl_fdr) end
+ )
+ end
+ luatexbase.add_to_callback('define_font',luatexja.font_callback,"luatexja.font_callback", 1)
end
---luatexbase.remove_from_callback('define_font',"luaotfload.define_font")
-luatexbase.add_to_callback('define_font',luatexja.font_callback,"luatexja.font_callback", 1)
-
%#!lualatex
\documentclass{ltjsarticle}
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%%%%%%%% TeX interface
-
-\makeatletter
-\def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
- \bgroup#1\directlua{luatexja.__temp = \the\ltj@curjfnt}\egroup
- \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax}
-
-%%%%%%%% 公開命令
-%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
-% <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
-% いつも global
-\protected\def\ltjdeclarealtfont#1#2#3{%
- {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
- \ltj@@getjfontnumber#2%
- \expandafter\ltj@@altfont#3,,}\ignorespaces}
-\def\ltj@@altfont#1,{\def\ltj@temp{#1}%
- \ifx\ltj@temp\empty\let\@next=\relax\else
- \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
-\def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
-\def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
- \ifx\ltj@temp\empty
- \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
- \else
- \def\ltj@temp{#1}%
- \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
- \def\ltj@temp{#2}%
- \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
- \fi
- \directlua{luatexja.jfont.set_alt_font(
- \the\ltj@tempcnta,\the\ltj@tempcntb,
- \the\ltj@tempcntc, \the\@tempcnta)}%
- }
-
-%%%% \ltjclearaltfont<font_cs>
-% <font_cs> の文字は全部 <font_cs> 本来の文字で組む
-\protected\def\ltjclearaltfont#1{%
- {\ltj@@getjfontnumber#1%
- \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% ここから Lua code
-\usepackage{luacode}
-
-\begin{luacode*} -- この行は 47 行目
-local alt_font_table = {}; luatexja.jfont.alt_font_table = alt_font_table
-local attr_curaltfnt = {}
-
-local ucs_out = 0x110000
-local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
-local attr_icflag = luatexbase.attributes['ltj@icflag']
-local has_attr = node.has_attribute
-local set_attr = node.set_attribute
-local id_glyph = node.id('glyph')
-local ltjb = luatexja.base
-
-local function set_alt_font(b,e,ind,bfnt)
- -- ind: 新フォント, bfnt: 基底フォント
- if b<0x80 or e>=ucs_out then
- ltjb.package_warning('luatexja',
- 'bad character range ([' .. b .. ',' .. e .. ']). ' ..
- 'I take the intersection with [0x80, 0x10ffff].')
- elseif b>e then
- local j=b; e=b; b=j
- end
- if bfnt==ind then ind = nil end -- ind == bfnt の場合はテーブルから削除
- if not alt_font_table[bfnt] then alt_font_table[bfnt]={} end
- local t = alt_font_table[bfnt]
- for i=math.max(0x80,b),math.min(ucs_out-1,e) do
- t[i]=ind
- end
-end
-luatexja.jfont.set_alt_font = set_alt_font
-
-local function 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
-end
-luatexja.jfont.clear_alt_font = clear_alt_font
-
---%%%%%%%% callback
-local function replace_altfont(head)
- for p in node.traverse_id(id_glyph, head) do
- local pf = p.font
- if p.font == (has_attr(p, attr_curjfnt) or 0) then
- if alt_font_table[pf] and alt_font_table[pf][p.char] then
- local n = alt_font_table[pf][p.char]
- if n then
- p.font = n; set_attr(p, attr_curjfnt, n)
- end
- end
- end
- end
- return head
-end
-luatexbase.add_to_callback('hyphenate',
- function (head,tail)
- return replace_altfont(head)
- end,'ltj.replace_altfont',
- luatexbase.priority_in_callback('hyphenate', 'ltj.hyphenate')+1)
-
-\end{luacode*}
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%%%%%%%% LaTeX interface
-
-
-\begin{luacode*} -- 113 行目
-local alt_font_table_latex = {}
-local alt_font_table = luatexja.jfont.alt_font_table
-
-local ucs_out = 0x110000
-local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
-local ltjb = luatexja.base
-
-local function 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<0x80 or e>=ucs_out then
- ltjb.package_warning('luatexja',
- 'bad character range ([' .. b .. ',' .. e .. ']). ' ..
- 'I take the intersection with [0x80, 0x10ffff].')
- elseif b>e then
- local j=b; e=b; b=j
- end
- if not alt_font_table_latex[bbase] then alt_font_table_latex[bbase]={} end
- local t = alt_font_table_latex[bbase]
- if not t[ind] then t[ind] = {} end
- for i=math.max(0x80,b),math.min(ucs_out-1,e) do
- for j,v in pairs(t) do
- if v[i] then -- remove old entry
- if j~=ind then v[i]=nil end; break
- end
- end
- t[ind][i]=true
- end
- -- remove the empty tables
- for j,v in pairs(t) do
- local flag_clear = true
- for k,_ in pairs(v) do flag_clear = false; break end
- if flag_clear then t[j]=nil end
- end
- if ind==bbase then t[bbase] = nil end
-end
-luatexja.jfont.set_alt_font_latex = set_alt_font_latex
-
--- ここから先は 新 \selectfont の内部でしか実行されない
-
-local alt_font_base, alt_font_base_num
-
-local function output_alt_font_cmd(bbase)
- alt_font_base = bbase
- alt_font_base_num = tex.getattribute(attr_curjfnt)
- local t = alt_font_table[alt_font_base_num]
- if t then
- for i,_ in pairs(t) do t[i]=nil end
- end
- t = alt_font_table_latex[bbase]
- if t then
- for i,_ in pairs(t) do
- tex.sprint('\\ltj@pickup@altfont@aux{' .. i .. '}')
- end
- end
-end
-luatexja.jfont.output_alt_font_cmd = output_alt_font_cmd
-
-local function 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
- tex.sprint('\\expandafter\\ltj@pickup@altfont@copy'
- .. '\\csname ' .. i .. '/' .. size_str .. '\\endcsname{' .. i .. '}')
- end
- end
-end
-luatexja.jfont.pickup_alt_font_a = pickup_alt_font_a
-
-local function pickup_alt_font_b(afnt_num, afnt_base) -- base font: attr_jfnt の値
- local t = alt_font_table[alt_font_base_num]
- if not t then t = {}; alt_font_table[alt_font_base_num] = t end
- for i,v in pairs(alt_font_table_latex[alt_font_base]) do
- if i == afnt_base then
- for j,_ in pairs(v) do t[j]=afnt_num end
- return
- end
- end
-end
-luatexja.jfont.pickup_alt_font_b = pickup_alt_font_b
- \end{luacode*}
-
-%%%%%%%% 公開命令
-%%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
-% いつも global
-\def\DeclareAlternateKanjiFont#1#2#3#4#5#6#7#8#9{%
- {\def\ltj@temp@bfont{#1/#2/#3/#4}\def\ltj@temp@afont{#5/#6/#7/#8}%
- \expandafter\ltj@@altfont@latex#9,,}\ignorespaces}
-\def\ltj@@altfont@latex#1,{\def\ltj@temp{#1}%
- \ifx\ltj@temp\empty\let\@next=\relax\else
- \ltj@@altfont@latexA{#1}\let\@next=\ltj@@altfont@latex\fi\@next}
-\def\ltj@@altfont@latexA#1{\ltj@@altfont@latexB#1--\@nil}
-\def\ltj@@altfont@latexB#1-#2-#3\@nil{\def\ltj@temp{#3}%
- \ifx\ltj@temp\empty
- \ltj@tempcnta=#1\relax\ltj@tempcntb=\ltj@tempcnta
- \else
- \def\ltj@temp{#1}%
- \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
- \def\ltj@temp{#2}%
- \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
- \fi
- \directlua{luatexja.jfont.set_alt_font_latex(
- \the\ltj@tempcnta,\the\ltj@tempcntb,
- '\luatexluaescapestring{\ltj@temp@afont}',
- '\luatexluaescapestring{\ltj@temp@bfont}')}%
- }
-
-% \selectfont 上書き
-\let\ltj@@alt@selectfont@orig=\selectfont
-\def\selectfont{%
- \ltj@@alt@selectfont@orig
- % alt fonts の定義
- \directlua{luatexja.jfont.output_alt_font_cmd('\luatexluaescapestring{\curr@kfontshape}')}%
- % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
- \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
-}
-\def\ltj@pickup@altfont@aux#1{%
- {\edef\curr@fontshape{#1}\xdef\font@name{\csname #1/\f@size\endcsname}\pickup@jfont}%
-}
-\def\ltj@pickup@altfont@copy#1#2{%
- \ltj@@getjfontnumber#1%
- \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
-}
-
-
\begin{document}
%%%%%%%% plain TeX
\jaA
あア漢字% 置換なし
\ltjdeclarealtfont\jaA\jaB{"3000-"30FF}
-あア漢字% 「あ」のみ置換（setaltfont は段落末尾の状況が全段落で通用）
+あア漢字% 「あ」のみ置換（段落末尾の状況が全段落で通用）
\ltjdeclarealtfont\jaA\jaA{"30A0-"30FF}
あア漢字% 「あ」のみ置換
%%%%%%%% LaTeX
\DeclareAlternateKanjiFont{JY3}{mc}{m}{n}{JY3}{gt}{m}{n}{`い,`う}
+\mc
あいうえお% \selectfont しないと有効にはならない
\selectfont あいうえお% 「い」「う」が置換
+{\Large あいうえお}
{%
\DeclareAlternateKanjiFont{JY3}{mc}{m}{n}{JY3}{mc}{m}{n}{`い}%
}% always global
\DeclareAlternateKanjiFont{JY3}{mc}{m}{n}{JY3}{gt}{m}{n}{`お}
\selectfont あいうえお% 「う」「お」が置換
+{\Large あいうえお}
+
+\ClearAlternateKanjiFont{JY3}{mc}{m}{n}
+{\Large あいうえお}% 置換なし
+あいうえお% まだ「う」「お」が置換のまま
+
\end{document}
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