%#!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
-%%%% \ltj
setaltfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
+%%%% \ltj
declarealtfont<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
-\protected\def\ltjsetaltfont#1#2#3{%
+% 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}
local id_glyph = node.id('glyph')
local ltjb = luatexja.base
-local function set_alt_font(b,e,ind,fnum)
- -- ind: 新フォント, fnum: 基底フォント
+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 .. ']). ' ..
elseif b>e then
local j=b; e=b; b=j
end
- if not alt_font_table[fnum] then alt_font_table[fnum]={} end
- local t = alt_font_table[fnum]
+ 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(fnum)
- if alt_font_table[fnum] then
- local t = alt_font_table[fnum]
+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
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}
-% test
+
+%%%%%%%% plain TeX
\jfont\jaA=KozGoPr6N-Regular.otf:jfm=ujis at 9.24872pt
\jfont\jaB=KozMinPr6N-Bold.otf:jfm=ujis at 9.24872pt
\jfont\jaC=KozGoPr6N-Bold.otf:jfm=ujis at 9.24872pt
\jaA
あア漢字% 置換なし
-\ltjsetaltfont\jaA\jaB{"3000-"30FF}
+\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）
-\ltjsetaltfont\jaA\jaA{"30A0-"30FF}
+\ltjdeclarealtfont\jaA\jaA{"30A0-"30FF}
あア漢字% 「あ」のみ置換
-\ltjsetaltfont\jaA\jaB{"3000-"30FF}
-\ltjsetaltfont\jaA\jaC{`漢}
+\ltjdeclarealtfont\jaA\jaB{"3000-"30FF}
+\ltjdeclarealtfont\jaA\jaC{`漢}
あア漢字% 「あ」「ア」「漢」置換
\mc
あア漢字% 置換なし
\ltjclearaltfont\jaA
あア漢字% 置換なし
+%%%%%%%% LaTeX
+
+\DeclareAlternateKanjiFont{JY3}{mc}{m}{n}{JY3}{gt}{m}{n}{`い,`う}
+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
+{%
+ \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
\end{document}
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