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{\relax%
 208   \ifvmode
 209     \ltj@reset@globaldefs
 210     \edef\ltj@@tmp{%
 211       \everypar={\the\everypar}\the\everypar\noexpand\ltj@@ihb}%
 212     \everypar\expandafter{\ltj@@tmp}%
 213     \ltj@restore@globaldefs
 214   \else\ifhmode\ltj@@ihb\fi\fi}
 215 \def\ltj@@ihb{\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 216
 217 %%%%%%%% \yoko, \tate, \ifydir, \iftdir
 218 %% At this moment, tategaki mode is not implemented;
 219 %% there is only yokogaki mode now.
 220 \let\yoko\relax
 221 \let\tate\relax
 222 \newif\ifydir\ydirtrue
 223 \newif\iftdir\tdirfalse
 224
 225 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 226 \protected\def\ltjdefcharrange#1#2{%
 227   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 228 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 229   \ifx\ltj@temp\empty\let\@next=\relax\else
 230   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 231 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 232 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 233   \ifx\ltj@temp\empty
 234     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 235   \else
 236     \def\ltj@temp{#1}%
 237     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 238     \def\ltj@temp{#2}%
 239     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 240   \fi
 241   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 242     \the\ltj@tempcntc)}%
 243   }
 244
 245 %%%%%%%% \ltjsetparameter
 246 \newcount\ltj@@stack \newcount\ltj@@group@level
 247 \ltj@@group@level=0 \ltj@@stack=0
 248
 249 % prebreakpenalty = {<char_code>, <penalty>}
 250 \define@key[ltj]{japaram}{kcatcode}{%
 251   \expandafter\ltj@@set@stack#1:{kcat}{0}{0x7FFFFFFF}}
 252 \define@key[ltj]{japaram}{prebreakpenalty}{%
 253   \expandafter\ltj@@set@stack#1:{pre}{-10000}{10000}}
 254 \define@key[ltj]{japaram}{postbreakpenalty}{%
 255   \expandafter\ltj@@set@stack#1:{post}{-10000}{10000}}
 256 \def\ltj@@set@stack#1,#2:#3#4#5{%
 257   \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, \asluastring{#3},
 258     \ltj@safe@num@or\ltj@defnum{#1},\ltj@safe@num@or\ltj@defnum{#2},#4,#5)}}
 259
 260 % jatextfont = {<char_code>, <font_cs>}
 261 \define@key[ltj]{japaram}{jatextfont}{%
 262   \expandafter\ltj@@set@stackfont#1:{mjtext}}
 263 \define@key[ltj]{japaram}{jascriptfont}{%
 264   \expandafter\ltj@@set@stackfont#1:{mjscr}}
 265 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 266   \expandafter\ltj@@set@stackfont#1:{mjss}}
 267 \def\ltj@@set@stackfont#1,#2:#3{%
 268   \ltj@reset@globaldefs
 269   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt=-1 #2%
 270   \ifnum\ltj@curjfnt=-1
 271     \@PackageError{luatexja-core}%
 272     {\string#2 is not a control sequence that represents \MessageBreak
 273      a Japanese font}{}%
 274   \else
 275     \directlua{luatexja.stack.set_stack_font(luatexja.isglobal, \asluastring{#3},
 276     \ltj@safe@num@or\ltj@defnum{#1}, \the\ltj@curjfnt)}%
 277   \fi
 278   \ltj@curjfnt=\ltj@tempcnta
 279   \ltj@restore@globaldefs
 280   }
 281
 282 % yalbaselineshift = <dimen>
 283 % yjabaselineshift = <dimen>
 284 \define@key[ltj]{japaram}{yalbaselineshift}{%
 285   \directlua{tex.setattribute(luatexja.isglobal,
 286     luatexbase.attributes['ltj@yablshift'],
 287     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 288 \define@key[ltj]{japaram}{yjabaselineshift}{%
 289   \directlua{tex.setattribute(luatexja.isglobal,
 290     luatexbase.attributes['ltj@ykblshift'],
 291     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 292
 293 % jaxspmode = {<char_code>, <mode>}
 294 % mode: inhibit, preonly, postonly, allow
 295 %    or       0        1         2      3
 296 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 297   \expandafter\ltj@set@jaxspmode#1:\relax}
 298 \def\ltj@set@jaxspmode#1,#2:{%
 299   \lowercase{\edef\ltj@temp{#2}}%
 300   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 301   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 302   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 303   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 304   \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, 'xsp',
 305     \ltj@safe@num@or\ltj@defnum{#1},
 306     \ltj@safe@num@or\ltj@defnum{\ltj@temp},0,3)}}
 307
 308 % alxspmode = {<char_code>, <mode>}
 309 % mode: inhibit, preonly, postonly, allow
 310 %    or       0        1         2      3
 311 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 312   \expandafter\ltj@set@alxspmode#1:\relax}
 313 \def\ltj@set@alxspmode#1,#2:{%
 314   \lowercase{\edef\ltj@temp{#2}}%
 315   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 316   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 317   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 318   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 319   \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, 'xsp',
 320     \ltj@safe@num@or\ltj@defnum{#1},
 321     \ltj@safe@num@or\ltj@defnum{\ltj@temp},0,3)}}
 322
 323 % autospacing = <bool> (default: true)
 324 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 325   \ifltj@japaram@autospacing
 326     \directlua{luatexja.ext_print_global()}\ltj@autospc=1
 327   \else
 328     \directlua{luatexja.ext_print_global()}\ltj@autospc=0
 329   \fi}
 330
 331 % autoxspacing = <bool> (default: true)
 332 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 333   \ifltj@japaram@autoxspacing
 334     \directlua{luatexja.ext_print_global()}\ltj@autoxspc=1
 335   \else
 336     \directlua{luatexja.ext_print_global()}\ltj@autoxspc=0
 337   \fi}
 338
 339 % [x]]kanjiskip = <dimen>
 340 \define@key[ltj]{japaram}{kanjiskip}{%              % SKIP
 341   \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'kanjiskip', \ltj@safe@glue{#1})}}
 342 \define@key[ltj]{japaram}{xkanjiskip}{%             % SKIP
 343   \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'xkanjiskip', \ltj@safe@glue{#1})}}
 344
 345 % jcharwidowpenalty = <count>
 346 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 347   \ltj@@set@stack0,#1:{jwp}{-10000}{10000}}
 348
 349 % differentjfm = { large | small | average | both }
 350 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 351   {large,small,average,both}{%
 352   \ifcase\ltj@tempr
 353     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 354     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 355     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 356     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 357   \fi
 358 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 359   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 360   and `both'. }}
 361   % large, small, average, both
 362
 363
 364 % jacharrange = { +-<range_number> }
 365 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 366 \def\ltj@@scrange#1,{%
 367   \edef\ltj@temp{#1}%
 368   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 369     \directlua{luatexja.charrange.toggle_char_range(%
 370       luatexja.is_global,\ltj@safe@num@or\ltj@defnum{#1})}%
 371   \fi\next
 372 }
 373
 374 \protected\def\ltjsetparameter#1{%
 375   \ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}\else\directlua{luatexja.isglobal=''}\fi
 376   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 377 \protected\def\ltjglobalsetparameter#1{%
 378   \ifnum\globaldefs<0\directlua{luatexja.isglobal=''}\else\directlua{luatexja.isglobal='global'}\fi
 379   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 380
 381 %%%%%%%% \ltjgetparameter
 382 \def\ltj@@decl@array@param#1{%
 383   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 384 }
 385 \ltj@@decl@array@param{prebreakpenalty}
 386 \ltj@@decl@array@param{postbreakpenalty}
 387 \ltj@@decl@array@param{jaxspmode}
 388 \ltj@@decl@array@param{alxspmode}
 389 \ltj@@decl@array@param{kcatcode}
 390 \ltj@@decl@array@param{jacharrange}
 391 \ltj@@decl@array@param{chartorange}
 392 \protected\def\ltjgetparameter#1{%
 393   \ifcsname ltj@@array@param/#1\endcsname
 394     \expandafter\ltx@firstoftwo
 395   \else
 396     \expandafter\ltx@secondoftwo
 397   \fi
 398   {\ltj@@getparam@two{#1}}%
 399   {\ltj@@getparam@one{#1}}%
 400 }
 401 \def\ltj@@getparam@one#1{%
 402   \directlua{luatexja.ext_get_parameter_unary('#1')}}%
 403 \def\ltj@@getparam@two#1#2{%
 404   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num{#2})}%
 405 }
 406
 407 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 408 \let\ltj@@origchar=\char
 409 \protected\def\ltj@alljachar{\relax
 410     \csname ltj@kcat0\endcsname=0
 411     \csname ltj@kcat1\endcsname=0
 412     \csname ltj@kcat2\endcsname=0
 413     \csname ltj@kcat3\endcsname=0
 414     \csname ltj@kcat4\endcsname=0
 415     \csname ltj@kcat5\endcsname=0
 416     \csname ltj@kcat6\endcsname=0 }
 417 \protected\def\ltj@allalchar{\relax
 418     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 419     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 420     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 421     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 422     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 423     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 424     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 425
 426 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 427 \def\ltj@@jachar{{\directlua{tex.globaldefs = 0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 428 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 429 \def\ltj@@alchar{{\directlua{tex.globaldefs = 0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 430
 431 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 432 \protected\def\ltjsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=true}}
 433 \protected\def\ltjunsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=false}}
 434
 435 %%------------------ Load module for the format
 436
 437 \ifltj@in@latex                 %<*LaTeX>
 438   \RequirePackage{ltj-latex}[2012/04/21]
 439 \else\ifltj@in@plain            %<*plain>
 440   \input ltj-plain.sty %
 441 \fi\fi                          %</LaTeX|plain>
 442
 443 %%------------------ all done
 444 \ltj@core@AtEnd
 445 \endinput
 446 %% EOF