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}[2015/02/22 Core of LuaTeX-ja]
  69 \fi                             %</LaTeX>
  70
  71 %% Load prerequisite packages.
  72 \endlinechar=13 %
  73 \newif\ifltj@everyhook@avail\ltj@everyhook@availfalse
  74 %! 外部パッケージは普通の \endlinechar で読まないと危険.
  75 \ifltj@in@latex                 %<*LaTeX>
  76   \RequirePackage{luaotfload} [2013/12/31] % v2.3
  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   \RequirePackage{atbegshi}
  81   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
  82 \else                           %<*!LaTeX>
  83   \input luaotfload.sty
  84   \input ltxcmds.sty
  85   \input pdftexcmds.sty
  86   \input xkeyval
  87   \input atbegshi.sty
  88   \AtBeginShipoutInit
  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<74
 101   \@PackageError{luatexja-core}
 102     {This LuaTeX engine is too old for this package;\MessageBreak
 103      at least beta-0.74.0 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@icflag    % attribute for italic correction
 136 \newluatexattribute\ltj@curjfnt   % index for ``current horizontal Japanese font''
 137 \newluatexattribute\ltj@curtfnt   % index for ``current vertical Japanese font''
 138 \newluatexattribute\ltj@origchar  %
 139 \newluatexattribute\ltj@charclass %
 140 \newluatexattribute\ltj@charcode %
 141 \newluatexattribute\ltj@autospc   % attribute for autospacing
 142 \newluatexattribute\ltj@autoxspc  % attribute for autoxspacing
 143 \newluatexattribute\ltj@yablshift % attribute for yalbaselineshift
 144 \newluatexattribute\ltj@ykblshift % attribute for yjabaselineshift
 145 \newluatexattribute\ltj@tablshift % attribute for talbaselineshift
 146 \newluatexattribute\ltj@tkblshift % attribute for tjabaselineshift
 147 \newluatexattribute\jfam          % index for current jfam
 148
 149 \newluatexattribute\ltj@dir
 150 \newlanguage\ltj@@japanese
 151 \ltj@dir\z@
 152 \ltj@icflag\z@
 153 \ltj@origchar\z@
 154 \ltj@charclass\z@
 155 \ltj@curjfnt\m@ne
 156 \ltj@curtfnt\m@ne
 157
 158 %%%%%%%% Attributes for character ranges
 159 \newcount\ltj@tempcnta
 160 \ltj@tempcnta\z@
 161 \loop\ifnum\ltj@tempcnta<7
 162   \expandafter\newluatexattribute%
 163     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 164   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 165   \advance\ltj@tempcnta\@ne
 166 \repeat
 167
 168
 169 %%%%%%%% Loading luatexja.lua
 170 %% Quark tokens needed in ltj-base
 171 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 172 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 173
 174 \directlua{%
 175   luatexja = {}
 176   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 177       "File `luatexja.lua' not found"))
 178 }
 179
 180
 181 %%% true if we can use [new]token.scan_int and co.
 182 \newif\ifltj@token@avail@scan
 183 \directlua{%
 184   local bs = string.char(92)
 185   if luatexja.token  then tex.sprint(bs .. 'ltj@token@avail@scantrue') end
 186 }
 187
 188
 189 %% \RequireLuaTeXjaSubmodule{name}[date]
 190 % A TeX version of luatexja.load_module(name)
 191 % The second optional argument [date] is simply ignored.
 192 \def\RequireLuaTeXjaSubmodule#1{%
 193   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 194 \def\ltj@requirelua@submod#1[#2]{%
 195   \directlua{luatexja.load_module(
 196     "\luatexluaescapestring{#1}")}}
 197
 198
 199 %%%%%%%% Load all sub-packages.
 200 \ifltj@in@latex                 %<*LaTeX>
 201   \RequirePackage{ltj-base}   [2013/05/14]
 202 \else                           %<*!LaTeX>
 203   \input ltj-base.sty %
 204 \fi                             %</LaTeX>
 205
 206 %%%%%%%% \asluastring
 207 \def\asluastring#1{'\luaescapestring{\detokenize{#1}}'}
 208
 209 %%%%%%%% Redefine \/
 210 \protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
 211
 212 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 213 \protected\def\jfont{%
 214   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko')}}
 215 \protected\def\globaljfont{%
 216   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko')}}
 217 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 218
 219 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 220 \protected\def\tfont{%
 221   \afterassignment\ltj@@tfont\directlua{luatexja.jfont.jfontdefX(false, 'tate')}}
 222 \protected\def\globaltfont{%
 223   \afterassignment\ltj@@tfont\directlua{luatexja.jfont.jfontdefX(true,  'tate')}}
 224 \def\ltj@@tfont{\directlua{luatexja.jfont.jfontdefY()}}
 225
 226 %%%%%%%% \zw, \zh
 227 \protected\def\zw{\directlua{tex.setdimen('ltj@zw', luatexja.jfont.get_zw())}\ltj@zw}
 228 \protected\def\zh{\directlua{tex.setdimen('ltj@zh', luatexja.jfont.get_zh())}\ltj@zh}
 229
 230 %%%%%%%% \inhibitglue
 231 \protected\def\ltj@reset@globaldefs{%
 232   \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
 233 \protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}\relax}
 234 \protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
 235 \def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 236
 237 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 238 \protected\def\ltjdefcharrange#1#2{%
 239   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 240 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 241   \ifx\ltj@temp\empty\let\@next=\relax\else
 242   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 243 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 244 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 245   \ifx\ltj@temp\empty
 246     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 247   \else
 248     \def\ltj@temp{#1}%
 249     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 250     \def\ltj@temp{#2}%
 251     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 252   \fi
 253   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 254     \the\ltj@tempcntc)}%
 255   }
 256
 257 %%%%%%%% \ltjsetparameter
 258 \newcount\ltj@@stack \newcount\ltj@@group@level
 259 \ltj@@group@level\z@\ltj@@stack\z@
 260
 261 \setbox\z@\hbox{%
 262   \directlua{% This value depends on the version of LuaTeX.
 263     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 264   }%
 265 }
 266 \setbox\z@\vbox{%
 267   \directlua{% This value depends on the version of LuaTeX.
 268     luatexja.stack.vmode = -tex.nest[tex.nest.ptr].mode
 269   }%
 270 }
 271 \setbox\z@\box\voidb@x
 272
 273 % prebreakpenalty = {<char_code>, <penalty>}
 274 \define@key[ltj]{japaram}{kcatcode}{%
 275   \expandafter\ltj@@set@stack#1:{KCAT}{0}{0x7FFFFFFF}}
 276 \define@key[ltj]{japaram}{prebreakpenalty}{%
 277   \expandafter\ltj@@set@stack#1:{PRE}{-10000}{10000}}
 278 \define@key[ltj]{japaram}{postbreakpenalty}{%
 279   \expandafter\ltj@@set@stack#1:{POST}{-10000}{10000}}
 280 \def\ltj@@set@stack#1,#2:#3#4#5{%
 281   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 282     \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 283
 284 % jatextfont = {<char_code>, <font_cs>}
 285 % only horizontal font is supported
 286 \define@key[ltj]{japaram}{jatextfont}{%
 287   \expandafter\ltj@@set@stackfont#1:{MJT}}
 288 \define@key[ltj]{japaram}{jascriptfont}{%
 289   \expandafter\ltj@@set@stackfont#1:{MJS}}
 290 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 291   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 292 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 293   \ltj@reset@globaldefs
 294   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 295   \ifnum\ltj@curjfnt=\m@ne
 296     \@PackageError{luatexja-core}%
 297     {\string#2 is not a control sequence that represents \MessageBreak
 298      a Japanese font}{}%
 299   \else
 300     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 301     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 302   \fi
 303   \ltj@curjfnt=\ltj@tempcnta
 304   \ltj@restore@globaldefs
 305   }
 306
 307 \ifltj@token@avail@scan %%%%%%%%%%%%%%%%%%%%%%%% new tokenlib
 308 % {y,t}{ja,al}baselineshift = <dimen>
 309 % yjabaselineshift = <dimen>
 310 \define@key[ltj]{japaram}{yalbaselineshift}{%
 311   \directlua{tex.setattribute(luatexja.isglobal,
 312     luatexbase.attributes['ltj@yablshift'], luatexja.token.scan_dimen())}#1}
 313 \define@key[ltj]{japaram}{yjabaselineshift}{%
 314   \directlua{tex.setattribute(luatexja.isglobal,
 315     luatexbase.attributes['ltj@ykblshift'], luatexja.token.scan_dimen())}#1}
 316 \define@key[ltj]{japaram}{talbaselineshift}{%
 317   \directlua{tex.setattribute(luatexja.isglobal,
 318     luatexbase.attributes['ltj@tablshift'], luatexja.token.scan_dimen())}#1}
 319 \define@key[ltj]{japaram}{tjabaselineshift}{%
 320   \directlua{tex.setattribute(luatexja.isglobal,
 321     luatexbase.attributes['ltj@tkblshift'], luatexja.token.scan_dimen())}#1}
 322 \else %%%%%%%%%%%%%%%%%%%%%%%% old tokenlib
 323 % yalbaselineshift = <dimen>
 324 % yjabaselineshift = <dimen>
 325 \define@key[ltj]{japaram}{yalbaselineshift}{%
 326   \directlua{tex.setattribute(luatexja.isglobal,
 327     luatexbase.attributes['ltj@yablshift'],
 328     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 329 \define@key[ltj]{japaram}{yjabaselineshift}{%
 330   \directlua{tex.setattribute(luatexja.isglobal,
 331     luatexbase.attributes['ltj@ykblshift'],
 332     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 333 % talbaselineshift = <dimen>
 334 % tjabaselineshift = <dimen>
 335 \define@key[ltj]{japaram}{talbaselineshift}{%
 336   \directlua{tex.setattribute(luatexja.isglobal,
 337     luatexbase.attributes['ltj@tablshift'],
 338     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 339 \define@key[ltj]{japaram}{tjabaselineshift}{%
 340   \directlua{tex.setattribute(luatexja.isglobal,
 341     luatexbase.attributes['ltj@tkblshift'],
 342     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 343 \fi %%%%%%%%%%%%%%%%%%%%%%%%
 344
 345 % jaxspmode = {<char_code>, <mode>}
 346 % mode: inhibit, preonly, postonly, allow
 347 %    or       0        1         2      3
 348 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 349   \expandafter\ltj@set@jaxspmode#1:\relax}
 350 \def\ltj@set@jaxspmode#1,#2:{%
 351   \lowercase{\edef\ltj@temp{#2}}%
 352   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 353   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 354   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 355   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 356   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
 357     \ltj@safe@num@or{nil}{#1},
 358     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 359
 360
 361 % alxspmode = {<char_code>, <mode>}
 362 % mode: inhibit, preonly, postonly, allow
 363 %    or       0        1         2      3
 364 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 365   \expandafter\ltj@set@alxspmode#1:\relax}
 366 \def\ltj@set@alxspmode#1,#2:{%
 367   \lowercase{\edef\ltj@temp{#2}}%
 368   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 369   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 370   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 371   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 372   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
 373     \ltj@safe@num@or{nil}{#1},
 374     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 375
 376 % autospacing = <bool> (default: true)
 377 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 378   \ifltj@japaram@autospacing
 379     \directlua{luatexja.ext_print_global()}\ltj@autospc\@ne
 380   \else
 381     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 382   \fi}
 383
 384 % autoxspacing = <bool> (default: true)
 385 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 386   \ifltj@japaram@autoxspacing
 387     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\@ne
 388   \else
 389     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 390   \fi}
 391
 392 % [x]]kanjiskip = <skip>
 393 \ifltj@token@avail@scan %%%%%%%%%%%%%%%%%%%%%%%% new tokenlib
 394   \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip #1}
 395   \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip #1}
 396   \protected\def\ltjsetkanjiskip{%                  % SKIP
 397     \directlua{%
 398       local d = luatexja.token.scan_glue()
 399       luatexja.stack.set_stack_skip(luatexja.stack_table_index.KSK, d); node.free(d)
 400   }}
 401   \protected\def\ltjsetxkanjiskip{%                  % SKIP
 402     \directlua{%
 403       local d = luatexja.token.scan_glue()
 404       luatexja.stack.set_stack_skip(luatexja.stack_table_index.XSK, d); node.free(d)
 405   }}
 406 \else %%%%%%%%%%%%%%%%%%%%%%%% old tokenlib
 407   \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip{#1}}
 408   \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip{#1}}
 409   \protected\def\ltjsetkanjiskip#1{%                  % SKIP
 410     \directlua{%
 411       local d = \ltj@safe@glue{#1}
 412       luatexja.stack.set_stack_skip(luatexja.stack_table_index.KSK, d); node.free(d)
 413   }\ignorespaces}
 414   \protected\def\ltjsetxkanjiskip#1{%                  % SKIP
 415     \directlua{%
 416       local d = \ltj@safe@glue{#1}
 417       luatexja.stack.set_stack_skip(luatexja.stack_table_index.XSK, d); node.free(d)
 418   }\ignorespaces}
 419 \else
 420 \fi %%%%%%%%%%%%%%%%%%%%%%%%
 421
 422
 423 % jcharwidowpenalty = <count>
 424 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 425   \ltj@@set@stack0,#1:{JWP}{-10000}{10000}}
 426
 427 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 428 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 429   {large,small,average,pleft,pright,paverage,both}{%
 430   \ifcase\ltj@tempr
 431     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 432     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 433     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 434     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 435     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 436     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 437     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 438   \fi
 439 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 440   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 441   `pleft', `pright', 'paverage' or `both'. }}
 442   % large, small, average, pleft, pright, paverage, both
 443
 444
 445 % jacharrange = { +-<range_number> }
 446 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 447 \def\ltj@@scrange#1,{%
 448   \edef\ltj@temp{#1}%
 449   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 450     \directlua{luatexja.charrange.toggle_char_range(%
 451       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 452   \fi\next
 453 }
 454
 455 \protected\def\ltj@setpar@global{%
 456   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 457     \else\directlua{luatexja.isglobal=''}\fi
 458 }
 459 \protected\def\ltjsetparameter#1{%
 460   \directlua{luatexja.base.start_time_measure('set_par')}%
 461   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 462   \directlua{luatexja.base.stop_time_measure('set_par')}%
 463   \ignorespaces}
 464 \protected\def\ltjglobalsetparameter#1{%
 465   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 466     \else\directlua{luatexja.isglobal='global'}\fi%
 467   \directlua{luatexja.base.start_time_measure('set_par')}%
 468   \setkeys[ltj]{japaram}{#1}%
 469   \directlua{luatexja.base.stop_time_measure('set_par')}%
 470   \ignorespaces}
 471
 472 %%%%%%%% \ltjgetparameter
 473 \def\ltj@@decl@array@param#1{%
 474   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 475 }
 476 \ltj@@decl@array@param{prebreakpenalty}
 477 \ltj@@decl@array@param{postbreakpenalty}
 478 \ltj@@decl@array@param{jaxspmode}
 479 \ltj@@decl@array@param{alxspmode}
 480 \ltj@@decl@array@param{kcatcode}
 481 \ltj@@decl@array@param{jacharrange}
 482 \ltj@@decl@array@param{chartorange}
 483 \ltj@@decl@array@param{boxdir}
 484 \def\ltjgetparameter#1{%
 485   \directlua{luatexja.base.start_time_measure('get_par')}%
 486   % stop call is moved in luatexja.lua
 487   \ifcsname ltj@@array@param/#1\endcsname
 488     \expandafter\ltx@firstoftwo
 489   \else
 490     \expandafter\ltx@secondoftwo
 491   \fi
 492   {\ltj@@getparam@two{#1}}%
 493   {\ltj@@getparam@one{#1}}%
 494 }
 495 \def\ltj@@getparam@one#1{%
 496   \directlua{luatexja.ext_get_parameter_unary('#1')}%
 497 }%
 498 \def\ltj@@getparam@two#1#2{%
 499   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 500 }
 501
 502 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 503 \let\ltj@@origchar=\char
 504 \protected\def\ltj@alljachar{\relax
 505     \csname ltj@kcat0\endcsname\z@
 506     \csname ltj@kcat1\endcsname\z@
 507     \csname ltj@kcat2\endcsname\z@
 508     \csname ltj@kcat3\endcsname\z@
 509     \csname ltj@kcat4\endcsname\z@
 510     \csname ltj@kcat5\endcsname\z@
 511     \csname ltj@kcat6\endcsname\z@}
 512 \protected\def\ltj@allalchar{\relax
 513     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 514     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 515     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 516     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 517     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 518     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 519     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 520
 521 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 522 \def\ltj@@jachar{{\directlua{tex.globaldefs = 0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 523 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 524 \def\ltj@@alchar{{\directlua{tex.globaldefs = 0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 525
 526 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 527 \protected\def\ltjsetmathletter#1{%
 528   \ltj@tempcnta=#1
 529   \directlua{luatexja.math.is_math_letters[\the\ltj@tempcnta]=true}%
 530 }
 531 \protected\def\ltjunsetmathletter#1{%
 532   \ltj@tempcnta=#1
 533   \directlua{luatexja.math.is_math_letters[\the\ltj@tempcnta]=false}%
 534 }
 535
 536 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 537 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 538 % いつも global
 539 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 540   \ltj@reset@globaldefs
 541   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 542   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 543   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 544   \ifnum\ltj@tempcntc=\m@ne
 545     \@PackageError{luatexja-core}%
 546     {\string#1 is not a control sequence that represents \MessageBreak
 547      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 548     \ltj@tempcntc=\ltj@curjfnt
 549   \fi\ltj@restore@globaldefs}
 550
 551 \protected\def\ltjdeclarealtfont#1#2#3{%
 552   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 553    \ltj@@getjfontnumber#2%
 554    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 555 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 556   \ifx\ltj@temp\empty\let\@next=\relax\else
 557   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 558 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 559 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 560   \ifx\ltj@temp\empty
 561     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 562   \else
 563     \def\ltj@temp{#1}%
 564     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 565     \def\ltj@temp{#2}%
 566     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 567   \fi
 568   \directlua{luatexja.jfont.set_alt_font(
 569     \the\ltj@tempcnta,\the\ltj@tempcntb,
 570     \the\ltj@tempcntc, \the\@tempcnta)}%
 571   }
 572
 573 %%%%%%%% \ltjclearaltfont<font_cs>
 574 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 575 \protected\def\ltjclearaltfont#1{%
 576   {\ltj@@getjfontnumber#1%
 577    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 578
 579
 580 %%%%%%%% \yoko, \tate,\dtou
 581 \protected\def\tate{%
 582   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 583 }
 584 \protected\def\yoko{%
 585   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 586 }
 587 \protected\def\dtou{%
 588   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 589 }
 590 \protected\def\utod{% 「縦数式ディレクション」
 591   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 592 }
 593 \define@key[ltj]{japaram}{direction}{%% always local
 594   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 595 }
 596
 597 \yoko
 598
 599 %%%% insert
 600 \let\orig@insert=\insert
 601 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 602 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
 603   \aftergroup\ltj@@insert@B\let\next}
 604 \protected\def\ltj@@insert@B{\directlua{luatexja.direction.populate_insertion_dir_whatsit()}\endgroup}
 605
 606 %%%% vadjust
 607 \let\ltj@@orig@vadjust=\vadjust
 608 \protected\def\vadjust{%
 609   \ltj@@orig@vadjust\bgroup
 610   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
 611   \aftergroup\ltj@@vadjust@check@dir\let\next}
 612 \protected\def\ltj@@vadjust@check@dir{%
 613   \directlua{luatexja.direction.check_adjust_direction()}%
 614 }
 615
 616 %%%% \hbox, \vbox, \vtop
 617 \setbox\z@\hbox{%
 618   $\directlua{% This value depends on the version of LuaTeX.
 619     luatexja.stack.mmode = -tex.nest[tex.nest.ptr].mode
 620   }$%
 621 }
 622 \setbox\z@\box\voidb@x
 623 \ifltj@everyhook@avail% using everyhook package
 624   \PushPreHook{hbox}{%
 625     \directlua{luatexja.direction.set_list_direction_hook()}%
 626     \aftergroup\ltj@@reset@badness
 627   }
 628   \PushPreHook{vbox}{%
 629     \directlua{luatexja.direction.set_list_direction_hook()}%
 630     \aftergroup\ltj@@reset@badness
 631   }
 632 \else
 633   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
 634   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 635   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
 636   \ltj@@everyhbox{%
 637     \directlua{luatexja.direction.set_list_direction_hook()}%
 638     \aftergroup\ltj@@reset@badness
 639     \the\ltj@@i@everyhbox}
 640   \ltj@@everyvbox{%
 641     \directlua{luatexja.direction.set_list_direction_hook()}%
 642     \aftergroup\ltj@@reset@badness
 643     \the\ltj@@i@everyvbox}
 644 \fi
 645
 646 \protected\def\ltj@@reset@badness{%
 647   \directlua{%
 648     if luatexja.global_temp then
 649       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 650       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 651       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 652     end
 653   }%
 654 }
 655 \AtBeginShipout{\directlua{luatexja.direction.finalize()}}
 656
 657 %%%% \raise, \lower, \moveleft, \moveright
 658 \let\ltj@@orig@raise=\raise
 659 \let\ltj@@orig@lower=\lower
 660 \protected\def\raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima}
 661 \protected\def\lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima-}
 662 \protected\def\ltj@@raise{%
 663   \ltj@restore@globaldefs
 664   \edef\ltj@@raise@a{%
 665     \noexpand\directlua{luatexja.direction.raise_box()}%
 666     \ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 667   }\ltj@afterbox\ltj@@raise@a}
 668 \let\ltj@@orig@moveleft=\moveleft
 669 \let\ltj@@orig@moveright=\moveright
 670 \protected\def\moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima}
 671 \protected\def\moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima-}
 672 \protected\def\ltj@@moveleft{%
 673   \ltj@restore@globaldefs
 674   \edef\ltj@@moveleft@a{%
 675     \noexpand\directlua{luatexja.direction.raise_box()}%
 676     \ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 677   }\ltj@afterbox\ltj@@moveleft@a}
 678
 679 %%%% \vcenter
 680 \let\ltj@@orig@vcenter=\vcenter
 681 \protected\def\vcenter{\ltj@afterbox\ltj@@vcenter\vbox}
 682 \protected\def\ltj@@vcenter{%
 683   \directlua{luatexja.direction.raise_box()}%
 684   \ltj@@orig@vcenter{\box\ltj@afbox}%
 685 }
 686
 687 %%%% \unhbox and \unvbox
 688 \long\def \@gobbletwo #1#2{}
 689 \let\ltj@@orig@unhbox=\unhbox
 690 \let\ltj@@orig@unvbox=\unvbox
 691 \protected\def\unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox\ltj@tempcnta}
 692 \protected\def\unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox\ltj@tempcnta}
 693 \protected\def\ltj@@unhbox{%
 694   \directlua{luatexja.direction.unbox_check_dir()}%
 695   \ltj@@orig@unhbox\ltj@tempcnta}
 696 \protected\def\ltj@@unvbox{%
 697   \directlua{luatexja.direction.unbox_check_dir()}%
 698   \ltj@@orig@unvbox\ltj@tempcnta}
 699 \let\ltj@@orig@unhcopy=\unhcopy
 700 \let\ltj@@orig@unvcopy=\unvcopy
 701 \protected\def\unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy\ltj@tempcnta}
 702 \protected\def\unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy\ltj@tempcnta}
 703 \protected\def\ltj@@unhcopy{%
 704   \directlua{luatexja.direction.unbox_check_dir(true)}%
 705   \ltj@@orig@unhcopy\ltj@tempcnta
 706   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 707 \protected\def\ltj@@unvcopy{%
 708   \directlua{luatexja.direction.unbox_check_dir(true)}%
 709   \ltj@@orig@unvcopy\ltj@tempcnta
 710   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 711
 712 %%%% lastbox
 713 \let\ltj@@orig@lastbox=\lastbox
 714 \protected\def\lastbox{%
 715   \directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox
 716 }
 717
 718 %%%%%%%% \ltjgetwd<box_num> etc.
 719 \ifltj@token@avail@scan %%%%%%%%%%%%%%%%%%%%%%%% new tokenlib
 720 \def\ltj@@getwd{%
 721   \directlua{luatexja.direction.get_box_dim('width', luatexja.token.scan_int())}}
 722 \def\ltj@@getht{%
 723   \directlua{luatexja.direction.get_box_dim('height', luatexja.token.scan_int())}}
 724 \def\ltj@@getdp{%
 725   \directlua{luatexja.direction.get_box_dim('depth', luatexja.token.scan_int())}}
 726 \else %%%%%%%%%%%%%%%%%%%%%%%% old tokenlib
 727 \def\ltj@@getwd#1{%
 728   \directlua{luatexja.direction.get_box_dim('width', \the\numexpr#1\relax)}}
 729 \def\ltj@@getht#1{%
 730   \directlua{luatexja.direction.get_box_dim('height', \the\numexpr#1\relax)}}
 731 \def\ltj@@getdp#1{%
 732   \directlua{luatexja.direction.get_box_dim('depth', \the\numexpr#1\relax)}}
 733 \fi %%%%%%%%%%%%%%%%%%%%%%%%
 734 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 735
 736 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 737 \protected\def\ltjsetwd{\begingroup
 738   \ltj@reset@globaldefs\afterassignment\ltj@@setwd@a\ltj@tempcnta}
 739 \def\ltj@@setwd@a{\afterassignment\ltj@@setwd@b\ltj@tempdima}
 740 \def\ltj@@setwd@b{%
 741   \directlua{luatexja.direction.set_box_dim('width')}%
 742   \ltj@restore@globaldefs\endgroup}
 743 \protected\def\ltjsetht{\begingroup
 744   \ltj@reset@globaldefs\afterassignment\ltj@@setht@a\ltj@tempcnta}
 745 \def\ltj@@setht@a{\afterassignment\ltj@@setht@b\ltj@tempdima}
 746 \def\ltj@@setht@b{%
 747   \directlua{luatexja.direction.set_box_dim('height')}%
 748   \ltj@restore@globaldefs\endgroup}
 749 \protected\def\ltjsetdp{\begingroup
 750   \ltj@reset@globaldefs\afterassignment\ltj@@setdp@a\ltj@tempcnta}
 751 \def\ltj@@setdp@a{\afterassignment\ltj@@setdp@b\ltj@tempdima}
 752 \def\ltj@@setdp@b{%
 753   \directlua{luatexja.direction.set_box_dim('depth')}%
 754   \ltj@restore@globaldefs\endgroup}
 755
 756 %%------------------ Load module for the format
 757
 758 \ifltj@in@latex                 %<*LaTeX>
 759   \RequirePackage{ltj-latex}[2013/05/14]
 760 \else\ifltj@in@plain            %<*plain>
 761   \input ltj-plain.sty %
 762 \fi\fi                          %</LaTeX|plain>
 763
 764 \newluatexcatcodetable\ltj@temp@cctb
 765 \def\ltj@overwrite@catcodetable#1{%
 766   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 767   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode"FFFFF=14}%"
 768 }
 769 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 770 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 771 \ltj@overwrite@catcodetable\CatcodeTableExpl
 772
 773
 774 %%------------------ all done
 775 \ltj@core@AtEnd
 776 \endinput
 777 %% EOF