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}[2011/04/01 v0.1]
  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
 117 %% Load all sub-packages.
 118 \ifltj@in@latex                 %<*LaTeX>
 119   \RequirePackage{luatexja-cctbreg}[2011/04/01]
 120   \RequirePackage{luatexja-base}[2011/04/01]
 121 \else                           %<*!LaTeX>
 122   \input luatexja-cctbreg.sty %
 123   \input luatexja-base.sty %
 124 \fi                             %</LaTeX>
 125
 126 %%------------------
 127 \endlinechar=13
 128 %! この中に master の luatexja-core.sty の内容を挿入する
 129 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 130 % LuaTeX-ja core TeX source
 131
 132 \catcode"FFFFF=14 %"
 133
 134 \def\ltj@loaded{hoge}
 135
 136 \newcount\ltj@tempcnta
 137 \newcount\ltj@tempcntb
 138 \newcount\ltj@tempcntc
 139 \newdimen\ltj@tempdima
 140 \newskip\ltj@tempskipa
 141
 142 \newdimen\zw
 143 \newdimen\zh
 144 \newdimen\jQ \jQ=0.25mm
 145 \newdimen\jH \jH=0.25mm
 146
 147 %%%%%%%% error message
 148 \def\ltj@defnum{0}
 149 \def\ltj@defdimen{0}
 150
 151
 152 %%%%%%%% Attributes for Japanese typesetting.
 153 \newluatexattribute\ltj@curjfnt   % index for ``current Japanese font''
 154 \newluatexattribute\jfam          % index for current jfam
 155 \newluatexattribute\ltj@charclass %
 156 \newluatexattribute\ltj@yablshift % attribute for \yabaselineshift
 157 \newluatexattribute\ltj@ykblshift % attribute for \ykbaselineshift
 158 \newluatexattribute\ltj@autospc   % attribute for autospacing
 159 \newluatexattribute\ltj@autoxspc  % attribute for autoxspacing
 160 \newluatexattribute\ltj@icflag    % attribute for italic correction
 161 \newlanguage\ltj@japanese
 162
 163 %%%%%%%% Loading lua files
 164 \directlua{%
 165   utf = unicode.utf8
 166   ltj = {}
 167   function ltj.loadlua(file)
 168     local path = assert(kpse.find_file(file, 'tex'),
 169       "File '"..file.."' not found")
 170     texio.write_nl("("..path..")")
 171     dofile(path)
 172   end
 173   ltj.loadlua('luatexja-core.lua')
 174 }
 175
 176
 177 %%%%%%%% Attributes for character ranges
 178 \ltj@tempcnta=0
 179 \loop\ifnum\ltj@tempcnta<7
 180   \expandafter\newluatexattribute%
 181     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 182   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 183   \advance\ltj@tempcnta by1
 184 \repeat
 185
 186 %%%%%%%% \asluastring
 187 \def\asluastring#1{'\luaescapestring{\detokenize{#1}}'}
 188
 189 %%%%%%%% Redefine \/
 190 %\let\ltj@ic=\/ \protected\def\/{{\ltj@icflag=1\ltj@ic}}
 191 \protected\def\/{\directlua{luatexja.jfont.append_italic()}}
 192
 193 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 194 \protected\def\jfont{\afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false)}}
 195 \protected\def\globaljfont{%
 196   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true)}}
 197 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 198
 199 %%%%%%%% \inhibitglue
 200 \protected\def\inhibitglue{\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 201
 202 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 203 \protected\def\ltjdefcharrange#1#2{%
 204   \ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,\ignorespaces}
 205 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 206   \ifx\ltj@temp\empty\let\@next=\relax\else
 207   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 208 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 209 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 210   \ifx\ltj@temp\empty
 211     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 212   \else
 213     \def\ltj@temp{#1}%
 214     \ifx\ltj@temp\empty\ltj@tempcnta='200 \else\ltj@tempcnta=#1 \fi
 215     \def\ltj@temp{#2}%
 216     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF \else\ltj@tempcntb=#2 \fi%"
 217   \fi
 218   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 219     \the\ltj@tempcntc)}%
 220   }
 221
 222 %%%%%%%% \ltjsetparameter
 223 \newcount\ltj@@stack \newcount\ltj@@group@level
 224 \ltj@@group@level=0 \ltj@@stack=0
 225
 226 % prebreakpenalty = {<char_code>, <penalty>}
 227 \define@key[ltj]{japaram}{kcatcode}{%
 228   \expandafter\ltj@@set@stack#1:{kcat}{0}{0x7FFFFFFF}}
 229 \define@key[ltj]{japaram}{prebreakpenalty}{%
 230   \expandafter\ltj@@set@stack#1:{pre}{-10000}{10000}}
 231 \define@key[ltj]{japaram}{postbreakpenalty}{%
 232   \expandafter\ltj@@set@stack#1:{post}{-10000}{10000}}
 233 \def\ltj@@set@stack#1,#2:#3#4#5{%
 234   \directlua{luatexja.stack.set_stack_table(ltj.isglobal, \asluastring{#3},
 235     \ltj@safe@num@or\ltj@defnum{#1},\ltj@safe@num@or\ltj@defnum{#2},#4,#5)}}
 236
 237 % jatextfont = {<char_code>, <font_cs>}
 238 \define@key[ltj]{japaram}{jatextfont}{%
 239   \expandafter\ltj@@set@stackfont#1:{mjtext}}
 240 \define@key[ltj]{japaram}{jascriptfont}{%
 241   \expandafter\ltj@@set@stackfont#1:{mjscr}}
 242 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 243   \expandafter\ltj@@set@stackfont#1:{mjss}}
 244 \def\ltj@@set@stackfont#1,#2:#3{%
 245   {\ltj@curjfnt=-1 #2\global\ltj@tempcnta=\ltj@curjfnt}%
 246   \ifnum\ltj@tempcnta=-1
 247     \@PackageError{luatexja-core}
 248     {\string#2 is not a control sequence that represents \MessageBreak
 249      a Japanese font}{}%
 250   \else
 251     \directlua{luatexja.stack.set_stack_font(ltj.isglobal, \asluastring{#3},
 252     \ltj@safe@num@or\ltj@defnum{#1}, \the\ltj@tempcnta)}
 253   \fi}
 254
 255 % yalbaselineshift = <dimen>
 256 % yjabaselineshift = <dimen>
 257 \define@key[ltj]{japaram}{yalbaselineshift}{%
 258   \directlua{tex.setattribute(ltj.isglobal,
 259     luatexbase.attributes['ltj@yablshift'],
 260     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 261 \define@key[ltj]{japaram}{yjabaselineshift}{%
 262   \directlua{tex.setattribute(ltj.isglobal,
 263     luatexbase.attributes['ltj@ykblshift'],
 264     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 265
 266 % jaxspmode = {<char_code>, <mode>}
 267 % mode: inhibit, preonly, postonly, allow
 268 %    or       0        2         1      3
 269 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 270   \expandafter\ltj@set@jaxspmode#1:\relax}
 271 \def\ltj@set@jaxspmode#1,#2:{%
 272   \lowercase{\edef\ltj@temp{#2}}%
 273   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 274   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 275   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 276   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 277   \directlua{luatexja.stack.set_stack_table(ltj.isglobal, 'xsp',
 278     \ltj@safe@num@or\ltj@defnum{#1},
 279     \ltj@safe@num@or\ltj@defnum{\ltj@temp},0,3)}}
 280
 281 % alxspmode = {<char_code>, <mode>}
 282 % mode: inhibit, preonly, postonly, allow
 283 %    or       0        1         2      3
 284 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 285   \expandafter\ltj@set@alxspmode#1:\relax}
 286 \def\ltj@set@alxspmode#1,#2:{%
 287   \lowercase{\edef\ltj@temp{#2}}%
 288   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 289   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 290   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 291   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 292   \directlua{luatexja.stack.set_stack_table(ltj.isglobal, 'xsp',
 293     \ltj@safe@num@or\ltj@defnum{#1},
 294     \ltj@safe@num@or\ltj@defnum{\ltj@temp},0,3)}}
 295
 296 % autospacing = <bool> (default: true)
 297 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 298   \ifltj@japaram@autospacing
 299     \directlua{ltj.ext_print_global()}\ltj@autospc=1
 300   \else
 301     \directlua{ltj.ext_print_global()}\ltj@autospc=0
 302   \fi}
 303
 304 % autoxspacing = <bool> (default: true)
 305 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 306   \ifltj@japaram@autoxspacing
 307     \directlua{ltj.ext_print_global()}\ltj@autoxspc=1
 308   \else
 309     \directlua{ltj.ext_print_global()}\ltj@autoxspc=0
 310   \fi}
 311
 312 % [x]]kanjiskip = <dimen>
 313 \define@key[ltj]{japaram}{kanjiskip}{%              % SKIP
 314   \directlua{luatexja.stack.set_stack_skip(ltj.isglobal, 'kanjiskip', \ltj@safe@glue{#1})}}
 315 \define@key[ltj]{japaram}{xkanjiskip}{%             % SKIP
 316   \directlua{luatexja.stack.set_stack_skip(ltj.isglobal, 'xkanjiskip', \ltj@safe@glue{#1})}}
 317
 318 % jcharwidowpenalty = <count>
 319 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 320   \ltj@@set@stack0,#1:{jwp}{-10000}{10000}}
 321
 322 % differentjfm = { large | small | average | both }
 323 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 324   {large,small,average,both}{%
 325   \ifcase\ltj@tempr
 326     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 327     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 328     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 329     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 330   \fi
 331 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 332   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 333   and `both'. }}
 334   % large, small, average, both
 335
 336
 337 % jacharrange = { +-<range_number> }
 338 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 339 \def\ltj@@scrange#1,{%
 340   \edef\ltj@temp{#1}%
 341   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 342     \directlua{luatexja.charrange.toggle_char_range(%
 343       ltj.is_global,\ltj@safe@num@or\ltj@defnum{#1})}%
 344   \fi\next
 345 }
 346
 347 \protected\def\ltjsetparameter#1{\directlua{ltj.isglobal=''}%
 348   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 349 \protected\def\ltjglobalsetparameter#1{\directlua{ltj.isglobal='global'}%
 350   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 351
 352 %%%%%%%%
 353 \def\ltj@@decl@array@param#1{%
 354   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 355 }
 356 \ltj@@decl@array@param{prebreakpenalty}
 357 \ltj@@decl@array@param{postbreakpenalty}
 358 \ltj@@decl@array@param{jaxspmode}
 359 \ltj@@decl@array@param{alxspmode}
 360 \ltj@@decl@array@param{kcatcode}
 361 \ltj@@decl@array@param{jacharrange}
 362 \ltj@@decl@array@param{chartorange}
 363 \def\ltjgetparameter#1{%
 364   \ifcsname ltj@@array@param/#1\endcsname
 365     \expandafter\ltx@firstoftwo
 366   \else
 367     \expandafter\ltx@secondoftwo
 368   \fi
 369   {\ltj@@getparam@two{#1}}%
 370   {\ltj@@getparam@one{#1}}%
 371 }
 372 \def\ltj@@getparam@one#1{%
 373   \directlua{ltj.ext_get_parameter_unary('#1')}}%
 374 \def\ltj@@getparam@two#1#2{%
 375   \directlua{ltj.ext_get_parameter_binary('#1', \ltj@safe@num{#2})}%
 376 }
 377
 378
 379
 380 %\def\ltj@temp{plain}
 381 %\ifx\fmtname\ltj@temp
 382 %  \message{plain format: loading luatexja-plain.tex}
 383 %\fi
 384 %\input luatexja-plain.tex
 385 %\catcode`\@=12
 386 %\endinput
 387 %! ↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑
 388
 389 %%------------------ Load module for the format
 390
 391 \ifltj@in@latex                 %<*LaTeX>
 392   \RequirePackage{luatexja-latex}[2011/04/01]
 393 \else\ifltj@in@plain            %<*plain>
 394   \input luatexja-plain.sty %
 395 \fi\fi                          %</LaTeX|plain>
 396
 397 %%------------------ all done
 398 \ltj@core@AtEnd
 399 \endinput
 400 %% EOF