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}[2012/04/20 v0.2]
  69 \fi                             %</LaTeX>
  70
  71 %% Load prerequisite packages.
  72 %! 参考： W32TeX の LuaTeX
  73 %!     2010/11/27 v0.65.0 r3988 (LuaTeX-ja の最低要件)
  74 %!     2010/07/10 v0.60.2 r3735 (TL2010 とほぼ同じ)
  75 \endlinechar=13 %
  76 %! 外部パッケージは普通の \endlinechar で読まないと危険.
  77 \ifltj@in@latex                 %<*LaTeX>
  78   \RequirePackage{luaotfload} [2010/11/11] % v1.21
  79   \RequirePackage{infwarerr}  [2010/04/08] % v1.3
  80   \RequirePackage{ltxcmds}    [2010/04/26] % v1.7
  81   \RequirePackage{pdftexcmds} [2010/04/01] % v0.9
  82   \RequirePackage{xkeyval}    [2008/08/13] % v2.6a
  83 \else                           %<*!LaTeX>
  84   \input luaotfload.sty
  85   \input infwarerr.sty
  86   \input ltxcmds.sty
  87   \input pdftexcmds.sty
  88   \input xkeyval
  89 \fi                             %</LaTeX>
  90 \endlinechar=-1 %
  91
  92 %% Check if LuaTeX is used
  93 \ltx@LocalExpandAfter\ifx\csname directlua\endcsname\relax
  94   % Loading is silently aborted, since the notice of the wrong
  95   % engine is aldready shown in otfluaload.
  96   \ltj@core@AtEnd
  97 \expandafter\endinput\fi\relax
  98
  99 %% Check LuaTeX version.
 100 \ifnum\luatexversion<65
 101   \@PackageError{luatexja-core}
 102     {This LuaTeX engine is too old for this package;\MessageBreak
 103      at least v0.65 is needed}
 104     {Package loading is aborted now.\MessageBreak}
 105 \expandafter\endinput\fi\relax
 106
 107 %! なお、luatexbase-compat の説明に従うと、LuaTeX 拡張プリミティブは
 108 %! plain/LaTeX の両方で \luatex 付の名前（\directlua はそのまま)
 109 %! で使えると考えてよい。
 110
 111 %% \LuaTeXjaAvailable
 112 %! 環境検査にパスした時に定義される.
 113 \let\LuaTeXjaAvailable=t %
 114
 115 %%------------------
 116 \endlinechar=13
 117 %! この中に master の luatexja-core.sty の内容を挿入する
 118 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 119 % LuaTeX-ja core TeX source
 120
 121 \catcode"FFFFF=14 %"
 122
 123 \def\ltj@loaded{hoge}
 124
 125 \newdimen\ltj@zw
 126 \newdimen\ltj@zh
 127 \newdimen\jQ \jQ=0.25mm
 128 \let\jH=\jQ
 129
 130 %%%%%%%% error message
 131 \def\ltj@defnum{0}
 132 \def\ltj@defdimen{0}
 133
 134 %%%%%%%% Attributes for Japanese typesetting.
 135 \newluatexattribute\ltj@curjfnt   % index for ``current Japanese font''
 136 \newluatexattribute\jfam          % index for current jfam
 137 \newluatexattribute\ltj@uniqid    % unique id of box/paragraph
 138 \newluatexattribute\ltj@charclass %
 139 \newluatexattribute\ltj@yablshift % attribute for \yabaselineshift
 140 \newluatexattribute\ltj@ykblshift % attribute for \ykbaselineshift
 141 \newluatexattribute\ltj@autospc   % attribute for autospacing
 142 \newluatexattribute\ltj@autoxspc  % attribute for autoxspacing
 143 \newluatexattribute\ltj@icflag    % attribute for italic correction
 144
 145 %%%%%%%% Loading luatexja.lua
 146 %% Quark tokens needed in ltj-base
 147 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 148 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 149
 150 \directlua{%
 151   luatexja = {}
 152   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 153       "File `luatexja.lua' not found"))
 154 }
 155
 156 %% \RequireLuaTeXjaSubmodule{name}[date]
 157 % A TeX version of luatexja.load_module(name)
 158 % The second optional argument [date] is simply ignored.
 159 \def\RequireLuaTeXjaSubmodule#1{%
 160   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 161 \def\ltj@requirelua@submod#1[#2]{%
 162   \directlua{luatexja.load_module(
 163     "\luatexluaescapestring{#1}")}}
 164
 165
 166 %%%%%%%% Load all sub-packages.
 167 \ifltj@in@latex                 %<*LaTeX>
 168   \RequirePackage{ltj-cctbreg}[2012/04/21]
 169   \RequirePackage{ltj-base}[2012/04/21]
 170 \else                           %<*!LaTeX>
 171   \input ltj-cctbreg.sty %
 172   \input ltj-base.sty %
 173 \fi                             %</LaTeX>
 174
 175
 176 %%%%%%%% Attributes for character ranges
 177 \ltj@tempcnta=0
 178 \loop\ifnum\ltj@tempcnta<7
 179   \expandafter\newluatexattribute%
 180     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 181   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 182   \advance\ltj@tempcnta by1
 183 \repeat
 184
 185 %%%%%%%% \asluastring
 186 \def\asluastring#1{'\luaescapestring{\detokenize{#1}}'}
 187
 188 %%%%%%%% Redefine \/
 189 \protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
 190
 191 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 192 \protected\def\jfont{\afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false)}}
 193 \protected\def\globaljfont{%
 194   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true)}}
 195 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 196
 197 %%%%%%%% \zw, \zh
 198 \protected\def\zw{\directlua{luatexja.jfont.load_zw()}\ltj@zw}
 199 \protected\def\zh{\directlua{luatexja.jfont.load_zh()}\ltj@zh}
 200
 201
 202 %%%%%%%% \inhibitglue
 203 \protected\def\ltj@reset@globaldefs{%
 204   \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
 205 \protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}}
 206 \let\new@everypar=\everypar
 207 \protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
 208 \def\ltj@@ihb{\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 209
 210 %%%%%%%% \yoko, \tate, \ifydir, \iftdir
 211 %% At this moment, tategaki mode is not implemented;
 212 %% there is only yokogaki mode now.
 213 \let\yoko\relax
 214 \let\tate\relax
 215 \newif\ifydir\ydirtrue
 216 \newif\iftdir\tdirfalse
 217
 218 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 219 \protected\def\ltjdefcharrange#1#2{%
 220   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 221 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 222   \ifx\ltj@temp\empty\let\@next=\relax\else
 223   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 224 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 225 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 226   \ifx\ltj@temp\empty
 227     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 228   \else
 229     \def\ltj@temp{#1}%
 230     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 231     \def\ltj@temp{#2}%
 232     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 233   \fi
 234   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 235     \the\ltj@tempcntc)}%
 236   }
 237
 238 %%%%%%%% \ltjsetparameter
 239 \newcount\ltj@@stack \newcount\ltj@@group@level
 240 \ltj@@group@level=0 \ltj@@stack=0
 241
 242 % prebreakpenalty = {<char_code>, <penalty>}
 243 \define@key[ltj]{japaram}{kcatcode}{%
 244   \expandafter\ltj@@set@stack#1:{kcat}{0}{0x7FFFFFFF}}
 245 \define@key[ltj]{japaram}{prebreakpenalty}{%
 246   \expandafter\ltj@@set@stack#1:{pre}{-10000}{10000}}
 247 \define@key[ltj]{japaram}{postbreakpenalty}{%
 248   \expandafter\ltj@@set@stack#1:{post}{-10000}{10000}}
 249 \def\ltj@@set@stack#1,#2:#3#4#5{%
 250   \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, \asluastring{#3},
 251     \ltj@safe@num@or\ltj@defnum{#1},\ltj@safe@num@or\ltj@defnum{#2},#4,#5)}}
 252
 253 % jatextfont = {<char_code>, <font_cs>}
 254 \define@key[ltj]{japaram}{jatextfont}{%
 255   \expandafter\ltj@@set@stackfont#1:{mjtext}}
 256 \define@key[ltj]{japaram}{jascriptfont}{%
 257   \expandafter\ltj@@set@stackfont#1:{mjscr}}
 258 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 259   \expandafter\ltj@@set@stackfont#1:{mjss}}
 260 \def\ltj@@set@stackfont#1,#2:#3{%
 261   \ltj@reset@globaldefs
 262   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt=-1 #2%
 263   \ifnum\ltj@curjfnt=-1
 264     \@PackageError{luatexja-core}%
 265     {\string#2 is not a control sequence that represents \MessageBreak
 266      a Japanese font}{}%
 267   \else
 268     \directlua{luatexja.stack.set_stack_font(luatexja.isglobal, \asluastring{#3},
 269     \ltj@safe@num@or\ltj@defnum{#1}, \the\ltj@curjfnt)}%
 270   \fi
 271   \ltj@curjfnt=\ltj@tempcnta
 272   \ltj@restore@globaldefs
 273   }
 274
 275 % yalbaselineshift = <dimen>
 276 % yjabaselineshift = <dimen>
 277 \define@key[ltj]{japaram}{yalbaselineshift}{%
 278   \directlua{tex.setattribute(luatexja.isglobal,
 279     luatexbase.attributes['ltj@yablshift'],
 280     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 281 \define@key[ltj]{japaram}{yjabaselineshift}{%
 282   \directlua{tex.setattribute(luatexja.isglobal,
 283     luatexbase.attributes['ltj@ykblshift'],
 284     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 285
 286 % jaxspmode = {<char_code>, <mode>}
 287 % mode: inhibit, preonly, postonly, allow
 288 %    or       0        1         2      3
 289 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 290   \expandafter\ltj@set@jaxspmode#1:\relax}
 291 \def\ltj@set@jaxspmode#1,#2:{%
 292   \lowercase{\edef\ltj@temp{#2}}%
 293   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 294   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 295   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 296   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 297   \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, 'xsp',
 298     \ltj@safe@num@or\ltj@defnum{#1},
 299     \ltj@safe@num@or\ltj@defnum{\ltj@temp},0,3)}}
 300
 301 % alxspmode = {<char_code>, <mode>}
 302 % mode: inhibit, preonly, postonly, allow
 303 %    or       0        1         2      3
 304 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 305   \expandafter\ltj@set@alxspmode#1:\relax}
 306 \def\ltj@set@alxspmode#1,#2:{%
 307   \lowercase{\edef\ltj@temp{#2}}%
 308   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 309   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 310   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 311   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 312   \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, 'xsp',
 313     \ltj@safe@num@or\ltj@defnum{#1},
 314     \ltj@safe@num@or\ltj@defnum{\ltj@temp},0,3)}}
 315
 316 % autospacing = <bool> (default: true)
 317 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 318   \ifltj@japaram@autospacing
 319     \directlua{luatexja.ext_print_global()}\ltj@autospc=1
 320   \else
 321     \directlua{luatexja.ext_print_global()}\ltj@autospc=0
 322   \fi}
 323
 324 % autoxspacing = <bool> (default: true)
 325 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 326   \ifltj@japaram@autoxspacing
 327     \directlua{luatexja.ext_print_global()}\ltj@autoxspc=1
 328   \else
 329     \directlua{luatexja.ext_print_global()}\ltj@autoxspc=0
 330   \fi}
 331
 332 % [x]]kanjiskip = <dimen>
 333 \define@key[ltj]{japaram}{kanjiskip}{%              % SKIP
 334   \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'kanjiskip', \ltj@safe@glue{#1})}}
 335 \define@key[ltj]{japaram}{xkanjiskip}{%             % SKIP
 336   \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'xkanjiskip', \ltj@safe@glue{#1})}}
 337
 338 % jcharwidowpenalty = <count>
 339 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 340   \ltj@@set@stack0,#1:{jwp}{-10000}{10000}}
 341
 342 % differentjfm = { large | small | average | both }
 343 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 344   {large,small,average,both}{%
 345   \ifcase\ltj@tempr
 346     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 347     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 348     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 349     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 350   \fi
 351 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 352   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 353   and `both'. }}
 354   % large, small, average, both
 355
 356
 357 % jacharrange = { +-<range_number> }
 358 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 359 \def\ltj@@scrange#1,{%
 360   \edef\ltj@temp{#1}%
 361   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 362     \directlua{luatexja.charrange.toggle_char_range(%
 363       luatexja.is_global,\ltj@safe@num@or\ltj@defnum{#1})}%
 364   \fi\next
 365 }
 366
 367 \protected\def\ltjsetparameter#1{%
 368   \ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}\else\directlua{luatexja.isglobal=''}\fi
 369   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 370 \protected\def\ltjglobalsetparameter#1{%
 371   \ifnum\globaldefs<0\directlua{luatexja.isglobal=''}\else\directlua{luatexja.isglobal='global'}\fi
 372   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 373
 374 %%%%%%%% \ltjgetparameter
 375 \def\ltj@@decl@array@param#1{%
 376   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 377 }
 378 \ltj@@decl@array@param{prebreakpenalty}
 379 \ltj@@decl@array@param{postbreakpenalty}
 380 \ltj@@decl@array@param{jaxspmode}
 381 \ltj@@decl@array@param{alxspmode}
 382 \ltj@@decl@array@param{kcatcode}
 383 \ltj@@decl@array@param{jacharrange}
 384 \ltj@@decl@array@param{chartorange}
 385 \def\ltjgetparameter#1{%
 386   \ifcsname ltj@@array@param/#1\endcsname
 387     \expandafter\ltx@firstoftwo
 388   \else
 389     \expandafter\ltx@secondoftwo
 390   \fi
 391   {\ltj@@getparam@two{#1}}%
 392   {\ltj@@getparam@one{#1}}%
 393 }
 394 \def\ltj@@getparam@one#1{%
 395   \directlua{luatexja.ext_get_parameter_unary('#1')}}%
 396 \def\ltj@@getparam@two#1#2{%
 397   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num{#2})}%
 398 }
 399
 400 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 401 \let\ltj@@origchar=\char
 402 \protected\def\ltj@alljachar{\relax
 403     \csname ltj@kcat0\endcsname=0
 404     \csname ltj@kcat1\endcsname=0
 405     \csname ltj@kcat2\endcsname=0
 406     \csname ltj@kcat3\endcsname=0
 407     \csname ltj@kcat4\endcsname=0
 408     \csname ltj@kcat5\endcsname=0
 409     \csname ltj@kcat6\endcsname=0 }
 410 \protected\def\ltj@allalchar{\relax
 411     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 412     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 413     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 414     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 415     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 416     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 417     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 418
 419 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 420 \def\ltj@@jachar{{\directlua{tex.globaldefs = 0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 421 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 422 \def\ltj@@alchar{{\directlua{tex.globaldefs = 0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 423
 424 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 425 \protected\def\ltjsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=true}}
 426 \protected\def\ltjunsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=false}}
 427
 428 %%------------------ Load module for the format
 429
 430 \ifltj@in@latex                 %<*LaTeX>
 431   \RequirePackage{ltj-latex}[2012/04/21]
 432 \else\ifltj@in@plain            %<*plain>
 433   \input ltj-plain.sty %
 434 \fi\fi                          %</LaTeX|plain>
 435
 436 %%------------------ all done
 437 \ltj@core@AtEnd
 438 \endinput
 439 %% EOF