src/luatexja-core.sty

   1 %
   2 % luatexja-core.sty
   3 %
   4
   5 %! 外から読まれるので仰々しくなってます
   6 %% Avoid multiple loading.
   7 \csname\if11luatexjacoreLoaded\fi\endcsname
   8 \edef\x{%
   9 \catcode32=\the\catcode32%
  10 \catcode33=\the\catcode33%
  11 \catcode35=\the\catcode35%
  12 \catcode40=\the\catcode40%
  13 \catcode41=\the\catcode41%
  14 \catcode42=\the\catcode42%
  15 \catcode43=\the\catcode43%
  16 \catcode44=\the\catcode44%
  17 \catcode45=\the\catcode45%
  18 \catcode46=\the\catcode46%
  19 \catcode58=\the\catcode58%
  20 \catcode59=\the\catcode59%
  21 \catcode60=\the\catcode60%
  22 \catcode61=\the\catcode61%
  23 \catcode62=\the\catcode62%
  24 \catcode64=\the\catcode64%
  25 \catcode91=\the\catcode91%
  26 \catcode93=\the\catcode93%
  27 \catcode94=\the\catcode94%
  28 \catcode95=\the\catcode95%
  29 \catcode126=\the\catcode126%
  30 \endlinechar=\the\endlinechar
  31 \relax}
  32 \catcode32=10 %< >
  33 \catcode33=12 %<">
  34 \catcode35=6  %<#>
  35 \catcode40=12 %<(>
  36 \catcode41=12 %<)>
  37 \catcode42=12 %<*>
  38 \catcode43=12 %<+>
  39 \catcode44=12 %<,>
  40 \catcode45=12 %<->
  41 \catcode46=12 %<.>
  42 \catcode58=12 %<:>
  43 \catcode59=12 %<;>
  44 \catcode60=12 %<<>
  45 \catcode61=12 %<=>
  46 \catcode62=12 %<>>
  47 \catcode64=11 %<@>
  48 \catcode91=12 %<[>
  49 \catcode93=12 %<]>
  50 \catcode94=7  %<^>
  51 \catcode95=8  %<_>
  52 \catcode126=13 %<~>
  53 \endlinechar=-1 %
  54 %! なお, 上のcatcode設定はcoreとcompatで同一にしておく.
  55 \edef\ltj@core@AtEnd{\x
  56   \noexpand\let\noexpand\ltj@core@AtEnd\relax}
  57 \def\luatexjacoreLoaded{\endinput}
  58
  59 %% Check if LaTeX is used.
  60 \begingroup\expandafter\expandafter\expandafter\endgroup
  61 \expandafter\ifx\csname RequirePackage\endcsname\relax %<*!LaTeX>
  62   \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
  63     \csname iffalse\endcsname
  64 \else                           %<*LaTeX>
  65   \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
  66     \csname iftrue\endcsname
  67   \NeedsTeXFormat{LaTeX2e}
  68   \ProvidesPackage{luatexja-core}[2014/01/24 Core of LuaTeX-ja]
  69 \fi                             %</LaTeX>
  70
  71 %% Load prerequisite packages.
  72 \endlinechar=13 %
  73 %! 外部パッケージは普通の \endlinechar で読まないと危険.
  74 \ifltj@in@latex                 %<*LaTeX>
  75   \RequirePackage{luaotfload} [2013/05/10] % v2.2
  76   \RequirePackage{infwarerr}  [2010/04/08] % v1.3
  77   \RequirePackage{ltxcmds}    [2011/11/09] % v1.22
  78   \RequirePackage{pdftexcmds} [2011/11/29] % v0.20
  79   \RequirePackage{xkeyval}    [2012/10/14] % v2.6b
  80 \else                           %<*!LaTeX>
  81   \input luaotfload.sty
  82   \input infwarerr.sty
  83   \input ltxcmds.sty
  84   \input pdftexcmds.sty
  85   \input xkeyval
  86 \fi                             %</LaTeX>
  87 \endlinechar=-1 %
  88
  89 %% Check if LuaTeX is used
  90 \ltx@LocalExpandAfter\ifx\csname directlua\endcsname\relax
  91   % Loading is silently aborted, since the notice of the wrong
  92   % engine is aldready shown in otfluaload.
  93   \ltj@core@AtEnd
  94 \expandafter\endinput\fi\relax
  95
  96 %% Check LuaTeX version.
  97 \ifnum\luatexversion<74
  98   \@PackageError{luatexja-core}
  99     {This LuaTeX engine is too old for this package;\MessageBreak
 100      at least beta-0.74.0 is needed}
 101     {Package loading is aborted now.\MessageBreak}
 102 \expandafter\endinput\fi\relax
 103
 104  \@PackageInfoNoLine{luatexja-core}
 105     {using\space%
 106   \directlua{if node.direct==node then tex.write('traditional node')
 107   else tex.write('DIRECT') end} node access model}
 108
 109 %! なお、luatexbase-compat の説明に従うと、LuaTeX 拡張プリミティブは
 110 %! plain/LaTeX の両方で \luatex 付の名前（\directlua はそのまま)
 111 %! で使えると考えてよい。
 112
 113 %% \LuaTeXjaAvailable
 114 %! 環境検査にパスした時に定義される.
 115 \let\LuaTeXjaAvailable=t %
 116
 117 %%------------------
 118 \endlinechar=13
 119 %! この中に master の luatexja-core.sty の内容を挿入する
 120 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 121 % LuaTeX-ja core TeX source
 122
 123 \catcode"FFFFF=14 %"
 124
 125 \def\ltj@loaded{hoge}
 126
 127 \newdimen\ltj@zw
 128 \newdimen\ltj@zh
 129 \newdimen\jQ \jQ=0.25mm
 130 \let\jH=\jQ
 131
 132 %%%%%%%% error message
 133 \def\ltj@defnum{0}
 134 \def\ltj@defdimen{0}
 135
 136 %%%%%%%% Attributes for Japanese typesetting.
 137 \newluatexattribute\ltj@icflag    % attribute for italic correction
 138 \newluatexattribute\ltj@curjfnt   % index for ``current Japanese font''
 139 \newluatexattribute\ltj@origchar %
 140 \newluatexattribute\ltj@charclass %
 141 \newluatexattribute\ltj@autospc   % attribute for autospacing
 142 \newluatexattribute\ltj@autoxspc  % attribute for autoxspacing
 143 \newluatexattribute\ltj@yablshift % attribute for \yabaselineshift
 144 \newluatexattribute\ltj@ykblshift % attribute for \ykbaselineshift
 145 \newluatexattribute\jfam          % index for current jfam
 146 \ltj@icflag=0
 147 \ltj@origchar=0
 148 \ltj@charclass=0
 149 \ltj@curjfnt=-1
 150
 151 %%%%%%%% Attributes for character ranges
 152 \newcount\ltj@tempcnta
 153 \ltj@tempcnta=0
 154 \loop\ifnum\ltj@tempcnta<7
 155   \expandafter\newluatexattribute%
 156     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 157   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 158   \advance\ltj@tempcnta by1
 159 \repeat
 160
 161
 162 %%%%%%%% Loading luatexja.lua
 163 %% Quark tokens needed in ltj-base
 164 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 165 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 166
 167 \directlua{%
 168   luatexja = {}
 169   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 170       "File `luatexja.lua' not found"))
 171 }
 172
 173 %% \RequireLuaTeXjaSubmodule{name}[date]
 174 % A TeX version of luatexja.load_module(name)
 175 % The second optional argument [date] is simply ignored.
 176 \def\RequireLuaTeXjaSubmodule#1{%
 177   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 178 \def\ltj@requirelua@submod#1[#2]{%
 179   \directlua{luatexja.load_module(
 180     "\luatexluaescapestring{#1}")}}
 181
 182
 183 %%%%%%%% Load all sub-packages.
 184 \ifltj@in@latex                 %<*LaTeX>
 185   \RequirePackage{ltj-base}   [2013/05/14]
 186 \else                           %<*!LaTeX>
 187   \input ltj-base.sty %
 188 \fi                             %</LaTeX>
 189
 190 %%%%%%%% \asluastring
 191 \def\asluastring#1{'\luaescapestring{\detokenize{#1}}'}
 192
 193 %%%%%%%% Redefine \/
 194 \protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
 195
 196 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 197 \protected\def\jfont{\afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false)}}
 198 \protected\def\globaljfont{%
 199   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true)}}
 200 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 201
 202 %%%%%%%% \zw, \zh
 203 \protected\def\zw{\directlua{luatexja.jfont.load_zw()}\ltj@zw}
 204 \protected\def\zh{\directlua{luatexja.jfont.load_zh()}\ltj@zh}
 205
 206
 207 %%%%%%%% \inhibitglue
 208 \protected\def\ltj@reset@globaldefs{%
 209   \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
 210 \protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}}
 211 \protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
 212 \def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 213
 214 %%%%%%%% \yoko, \tate, \ifydir, \iftdir
 215 %% At this moment, tategaki mode is not implemented;
 216 %% there is only yokogaki mode now.
 217 \let\yoko\relax
 218 \let\tate\relax
 219 \newif\ifydir\ydirtrue
 220 \newif\iftdir\tdirfalse
 221
 222 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 223 \protected\def\ltjdefcharrange#1#2{%
 224   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 225 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 226   \ifx\ltj@temp\empty\let\@next=\relax\else
 227   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 228 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 229 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 230   \ifx\ltj@temp\empty
 231     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 232   \else
 233     \def\ltj@temp{#1}%
 234     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 235     \def\ltj@temp{#2}%
 236     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 237   \fi
 238   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 239     \the\ltj@tempcntc)}%
 240   }
 241
 242 %%%%%%%% \ltjsetparameter
 243 \newcount\ltj@@stack \newcount\ltj@@group@level
 244 \ltj@@group@level=0 \ltj@@stack=0
 245
 246 \setbox0\hbox{%
 247   \directlua{% This value depends on the version of LuaTeX.
 248     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 249   }
 250 }
 251
 252 % prebreakpenalty = {<char_code>, <penalty>}
 253 \define@key[ltj]{japaram}{kcatcode}{%
 254   \expandafter\ltj@@set@stack#1:{KCAT}{0}{0x7FFFFFFF}}
 255 \define@key[ltj]{japaram}{prebreakpenalty}{%
 256   \expandafter\ltj@@set@stack#1:{PRE}{-10000}{10000}}
 257 \define@key[ltj]{japaram}{postbreakpenalty}{%
 258   \expandafter\ltj@@set@stack#1:{POST}{-10000}{10000}}
 259 \def\ltj@@set@stack#1,#2:#3#4#5{%
 260   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 261     \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 262
 263 % jatextfont = {<char_code>, <font_cs>}
 264 \define@key[ltj]{japaram}{jatextfont}{%
 265   \expandafter\ltj@@set@stackfont#1:{MJT}}
 266 \define@key[ltj]{japaram}{jascriptfont}{%
 267   \expandafter\ltj@@set@stackfont#1:{MJS}}
 268 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 269   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 270 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 271   \ltj@reset@globaldefs
 272   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt=-1 #2%
 273   \ifnum\ltj@curjfnt=-1
 274     \@PackageError{luatexja-core}%
 275     {\string#2 is not a control sequence that represents \MessageBreak
 276      a Japanese font}{}%
 277   \else
 278     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 279     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 280   \fi
 281   \ltj@curjfnt=\ltj@tempcnta
 282   \ltj@restore@globaldefs
 283   }
 284
 285 % yalbaselineshift = <dimen>
 286 % yjabaselineshift = <dimen>
 287 \define@key[ltj]{japaram}{yalbaselineshift}{%
 288   \directlua{tex.setattribute(luatexja.isglobal,
 289     luatexbase.attributes['ltj@yablshift'],
 290     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 291 \define@key[ltj]{japaram}{yjabaselineshift}{%
 292   \directlua{tex.setattribute(luatexja.isglobal,
 293     luatexbase.attributes['ltj@ykblshift'],
 294     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 295
 296 % jaxspmode = {<char_code>, <mode>}
 297 % mode: inhibit, preonly, postonly, allow
 298 %    or       0        1         2      3
 299 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 300   \expandafter\ltj@set@jaxspmode#1:\relax}
 301 \def\ltj@set@jaxspmode#1,#2:{%
 302   \lowercase{\edef\ltj@temp{#2}}%
 303   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 304   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 305   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 306   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 307   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
 308     \ltj@safe@num@or{nil}{#1},
 309     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 310
 311 % alxspmode = {<char_code>, <mode>}
 312 % mode: inhibit, preonly, postonly, allow
 313 %    or       0        1         2      3
 314 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 315   \expandafter\ltj@set@alxspmode#1:\relax}
 316 \def\ltj@set@alxspmode#1,#2:{%
 317   \lowercase{\edef\ltj@temp{#2}}%
 318   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 319   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 320   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 321   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 322   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
 323     \ltj@safe@num@or{nil}{#1},
 324     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 325
 326 % autospacing = <bool> (default: true)
 327 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 328   \ifltj@japaram@autospacing
 329     \directlua{luatexja.ext_print_global()}\ltj@autospc=1
 330   \else
 331     \directlua{luatexja.ext_print_global()}\ltj@autospc=0
 332   \fi}
 333
 334 % autoxspacing = <bool> (default: true)
 335 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 336   \ifltj@japaram@autoxspacing
 337     \directlua{luatexja.ext_print_global()}\ltj@autoxspc=1
 338   \else
 339     \directlua{luatexja.ext_print_global()}\ltj@autoxspc=0
 340   \fi}
 341
 342 % [x]]kanjiskip = <dimen>
 343 \define@key[ltj]{japaram}{kanjiskip}{%              % SKIP
 344   \directlua{luatexja.stack.set_stack_skip('kanjiskip', \ltj@safe@glue{#1})}}
 345 \define@key[ltj]{japaram}{xkanjiskip}{%             % SKIP
 346   \directlua{luatexja.stack.set_stack_skip('xkanjiskip', \ltj@safe@glue{#1})}}
 347
 348 % jcharwidowpenalty = <count>
 349 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 350   \ltj@@set@stack0,#1:{JWP}{-10000}{10000}}
 351
 352 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 353 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 354   {large,small,average,pleft,pright,paverage,both}{%
 355   \ifcase\ltj@tempr
 356     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 357     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 358     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 359     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 360     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 361     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 362     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 363   \fi
 364 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 365   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 366   `pleft', `pright', 'paverage' or `both'. }}
 367   % large, small, average, pleft, pright, paverage, both
 368
 369
 370 % jacharrange = { +-<range_number> }
 371 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 372 \def\ltj@@scrange#1,{%
 373   \edef\ltj@temp{#1}%
 374   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 375     \directlua{luatexja.charrange.toggle_char_range(%
 376       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 377   \fi\next
 378 }
 379
 380 \protected\def\ltj@setpar@global{%
 381   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 382     \else\directlua{luatexja.isglobal=''}\fi
 383 }
 384 \protected\def\ltjsetparameter#1{%
 385   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}\ignorespaces}
 386 \protected\def\ltjglobalsetparameter#1{%
 387   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 388     \else\directlua{luatexja.isglobal='global'}\fi%
 389   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 390
 391 %%%%%%%% \ltjgetparameter
 392 \def\ltj@@decl@array@param#1{%
 393   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 394 }
 395 \ltj@@decl@array@param{prebreakpenalty}
 396 \ltj@@decl@array@param{postbreakpenalty}
 397 \ltj@@decl@array@param{jaxspmode}
 398 \ltj@@decl@array@param{alxspmode}
 399 \ltj@@decl@array@param{kcatcode}
 400 \ltj@@decl@array@param{jacharrange}
 401 \ltj@@decl@array@param{chartorange}
 402 \def\ltjgetparameter#1{%
 403   \ifcsname ltj@@array@param/#1\endcsname
 404     \expandafter\ltx@firstoftwo
 405   \else
 406     \expandafter\ltx@secondoftwo
 407   \fi
 408   {\ltj@@getparam@two{#1}}%
 409   {\ltj@@getparam@one{#1}}%
 410 }
 411 \def\ltj@@getparam@one#1{%
 412   \directlua{luatexja.ext_get_parameter_unary('#1')}}%
 413 \def\ltj@@getparam@two#1#2{%
 414   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 415 }
 416
 417 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 418 \let\ltj@@origchar=\char
 419 \protected\def\ltj@alljachar{\relax
 420     \csname ltj@kcat0\endcsname=0
 421     \csname ltj@kcat1\endcsname=0
 422     \csname ltj@kcat2\endcsname=0
 423     \csname ltj@kcat3\endcsname=0
 424     \csname ltj@kcat4\endcsname=0
 425     \csname ltj@kcat5\endcsname=0
 426     \csname ltj@kcat6\endcsname=0 }
 427 \protected\def\ltj@allalchar{\relax
 428     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 429     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 430     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 431     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 432     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 433     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 434     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 435
 436 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 437 \def\ltj@@jachar{{\directlua{tex.globaldefs = 0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 438 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 439 \def\ltj@@alchar{{\directlua{tex.globaldefs = 0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 440
 441 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 442 \protected\def\ltjsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=true}}
 443 \protected\def\ltjunsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=false}}
 444
 445
 446 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 447 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 448 % いつも global
 449 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 450   \ltj@reset@globaldefs
 451   \bgroup\ltj@curjfnt=-1\relax
 452   #1\directlua{luatexja.__temp = \the\ltj@curjfnt}\egroup
 453   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 454   \ifnum\ltj@tempcntc=-1
 455     \@PackageError{luatexja-core}%
 456     {\string#1 is not a control sequence that represents \MessageBreak
 457      a Japanese font}{I'll use the current Japanese font instead.^^J}%
 458     \ltj@tempcntc=\ltj@curjfnt
 459   \fi\ltj@restore@globaldefs}
 460
 461 \protected\def\ltjdeclarealtfont#1#2#3{%
 462   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 463    \ltj@@getjfontnumber#2%
 464    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 465 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 466   \ifx\ltj@temp\empty\let\@next=\relax\else
 467   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 468 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 469 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 470   \ifx\ltj@temp\empty
 471     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 472   \else
 473     \def\ltj@temp{#1}%
 474     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 475     \def\ltj@temp{#2}%
 476     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 477   \fi
 478   \directlua{luatexja.jfont.set_alt_font(
 479     \the\ltj@tempcnta,\the\ltj@tempcntb,
 480     \the\ltj@tempcntc, \the\@tempcnta)}%
 481   }
 482
 483 %%%%%%%% \ltjclearaltfont<font_cs>
 484 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 485 \protected\def\ltjclearaltfont#1{%
 486   {\ltj@@getjfontnumber#1%
 487    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 488
 489
 490 %%------------------ Load module for the format
 491
 492 \ifltj@in@latex                 %<*LaTeX>
 493   \RequirePackage{ltj-latex}[2013/05/14]
 494 \else\ifltj@in@plain            %<*plain>
 495   \input ltj-plain.sty %
 496 \fi\fi                          %</LaTeX|plain>
 497
 498 \newluatexcatcodetable\ltj@temp@cctb
 499 \def\ltj@overwrite@catcodetable#1{%
 500   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 501   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode"FFFFF=14}%
 502 }
 503 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 504 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 505 \ltj@overwrite@catcodetable\CatcodeTableExpl
 506
 507 %%------------------ all done
 508 \ltj@core@AtEnd
 509 \endinput
 510 %% EOF