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}[2015/05/17 Core of LuaTeX-ja]
  69 \fi                             %</LaTeX>
  70
  71 %% Load prerequisite packages.
  72 \unless\ifdefined\luatexsuppressfontnotfounderror
  73   \ifdefined\suppressfontnotfounderror
  74     \let\luatexsuppressfontnotfounderror\suppressfontnotfounderror
  75     \let\luatexprehyphenchar\prehyphenchar
  76     \let\luatexpreexhyphenchar\preexhyphenchar
  77     \let\luatexposthyphenchar\posthyphenchar
  78     \let\luatexpostexhyphenchar\postexhyphenchar
  79   \fi
  80 \fi
  81
  82 \endlinechar=13 %
  83 \newif\ifltj@everyhook@avail\ltj@everyhook@availfalse
  84 %! 外部パッケージは普通の \endlinechar で読まないと危険.
  85 \ifltj@in@latex                 %<*LaTeX>
  86   \RequirePackage{luaotfload} [2013/12/31] % v2.3
  87   \RequirePackage{ltxcmds}    [2011/11/09] % v1.22
  88   \RequirePackage{pdftexcmds} [2011/11/29] % v0.20
  89   \RequirePackage{xkeyval}    [2012/10/14] % v2.6b
  90   \RequirePackage{atbegshi}
  91   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
  92 \else                           %<*!LaTeX>
  93   \input luaotfload.sty
  94   \input ltxcmds.sty
  95   \input pdftexcmds.sty
  96   \input xkeyval
  97   \input atbegshi.sty
  98   \AtBeginShipoutInit
  99 \fi                             %</LaTeX>
 100 \endlinechar=-1 %
 101
 102 %% Check if LuaTeX is used
 103 \ltx@LocalExpandAfter\ifx\csname directlua\endcsname\relax
 104   % Loading is silently aborted, since the notice of the wrong
 105   % engine is aldready shown in otfluaload.
 106   \ltj@core@AtEnd
 107 \expandafter\endinput\fi\relax
 108
 109 %% Check LuaTeX version.
 110 \ifnum\luatexversion<74
 111   \@PackageError{luatexja-core}
 112     {This LuaTeX engine is too old for this package;\MessageBreak
 113      at least beta-0.74.0 is needed}
 114     {Package loading is aborted now.\MessageBreak}
 115 \expandafter\endinput\fi\relax
 116
 117 %! なお、luatexbase-compat の説明に従うと、LuaTeX 拡張プリミティブは
 118 %! plain/LaTeX の両方で \luatex 付の名前（\directlua はそのまま)
 119 %! で使えると考えてよい。
 120
 121 %% \LuaTeXjaAvailable
 122 %! 環境検査にパスした時に定義される.
 123 \let\LuaTeXjaAvailable=t %
 124
 125 %%------------------
 126 \endlinechar=13
 127 %! この中に master の luatexja-core.sty の内容を挿入する
 128 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 129 % LuaTeX-ja core TeX source
 130
 131 \catcode"FFFFF=14 %"
 132
 133 \def\ltj@loaded{hoge}
 134
 135 \newdimen\ltj@zw
 136 \newdimen\ltj@zh
 137 \newdimen\jQ \jQ=0.25mm
 138 \let\jH=\jQ
 139
 140 %%%%%%%% error message
 141 \def\ltj@defnum{0}
 142 \def\ltj@defdimen{0}
 143
 144 %%%%%%%% Attributes for Japanese typesetting.
 145 \newluatexattribute\ltj@icflag    % attribute for italic correction
 146 \newluatexattribute\ltj@curjfnt   % index for ``current horizontal Japanese font''
 147 \newluatexattribute\ltj@curtfnt   % index for ``current vertical Japanese font''
 148 \newluatexattribute\ltj@origchar  %
 149 \newluatexattribute\ltj@charclass %
 150 \newluatexattribute\ltj@charcode %
 151 \newluatexattribute\ltj@autospc   % attribute for autospacing
 152 \newluatexattribute\ltj@autoxspc  % attribute for autoxspacing
 153 \newluatexattribute\ltj@yablshift % attribute for yalbaselineshift
 154 \newluatexattribute\ltj@ykblshift % attribute for yjabaselineshift
 155 \newluatexattribute\ltj@tablshift % attribute for talbaselineshift
 156 \newluatexattribute\ltj@tkblshift % attribute for tjabaselineshift
 157 \newluatexattribute\jfam          % index for current jfam
 158
 159 \newluatexattribute\ltj@dir
 160 \newlanguage\ltj@@japanese
 161 \ltj@dir\z@
 162 \ltj@icflag\z@
 163 \ltj@origchar\z@
 164 \ltj@charclass\z@
 165 \ltj@curjfnt\m@ne
 166 \ltj@curtfnt\m@ne
 167
 168 %%%%%%%% Attributes for character ranges
 169 \newcount\ltj@tempcnta
 170 \ltj@tempcnta\z@
 171 \loop\ifnum\ltj@tempcnta<7
 172   \expandafter\newluatexattribute%
 173     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 174   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 175   \advance\ltj@tempcnta\@ne
 176 \repeat
 177
 178
 179 %%%%%%%% Loading luatexja.lua
 180 %% Quark tokens needed in ltj-base
 181 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 182 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 183
 184 \directlua{%
 185   luatexja = {};
 186   luatexja.lang_ja = \the\ltj@@japanese;
 187   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 188       "File `luatexja.lua' not found"))
 189 }
 190
 191 %% \RequireLuaTeXjaSubmodule{name}[date]
 192 % A TeX version of luatexja.load_module(name)
 193 % The second optional argument [date] is simply ignored.
 194 \def\RequireLuaTeXjaSubmodule#1{%
 195   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 196 \def\ltj@requirelua@submod#1[#2]{%
 197   \directlua{luatexja.load_module(
 198     "\luatexluaescapestring{#1}")}}
 199
 200
 201 %%%%%%%% Load all sub-packages.
 202 \ifltj@in@latex                 %<*LaTeX>
 203   \RequirePackage{ltj-base}   [2013/05/14]
 204 \else                           %<*!LaTeX>
 205   \input ltj-base.sty %
 206 \fi                             %</LaTeX>
 207
 208 %%%%%%%% \asluastring
 209 \def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}
 210
 211 %%%%%%%% Redefine \/
 212 \protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
 213
 214 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 215 \protected\def\jfont#1{%
 216   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko','\luatexluaescapestring{\noexpand#1}')}}
 217 \protected\def\globaljfont#1{%
 218   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko','\luatexluaescapestring{\noexpand#1}')}}
 219 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 220
 221 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 222 \protected\def\tfont#1{%
 223   \afterassignment\ltj@@tfont\directlua{luatexja.jfont.jfontdefX(false, 'tate','\luatexluaescapestring{\noexpand#1}')}}
 224 \protected\def\globaltfont#1{%
 225   \afterassignment\ltj@@tfont\directlua{luatexja.jfont.jfontdefX(true,  'tate','\luatexluaescapestring{\noexpand#1}')}}
 226 \def\ltj@@tfont{\directlua{luatexja.jfont.jfontdefY()}}
 227
 228 %%%%%%%% \zw, \zh
 229 \protected\def\zw{\directlua{tex.setdimen('ltj@zw', luatexja.jfont.get_zw())}\ltj@zw}
 230 \protected\def\zh{\directlua{tex.setdimen('ltj@zh', luatexja.jfont.get_zh())}\ltj@zh}
 231
 232 %%%%%%%% \inhibitglue
 233 \protected\def\ltj@reset@globaldefs{%
 234   \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
 235 \protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}\relax}
 236 \protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
 237 \def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 238
 239 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 240 \protected\def\ltjdefcharrange#1#2{%
 241   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 242 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 243   \ifx\ltj@temp\empty\let\@next=\relax\else
 244   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 245 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 246 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 247   \ifx\ltj@temp\empty
 248     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 249   \else
 250     \def\ltj@temp{#1}%
 251     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 252     \def\ltj@temp{#2}%
 253     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 254   \fi
 255   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 256     \the\ltj@tempcntc)}%
 257   }
 258
 259 %%%%%%%% \ltjsetparameter
 260 \newcount\ltj@@stack \newcount\ltj@@group@level
 261 \ltj@@group@level\z@\ltj@@stack\z@
 262
 263 \setbox\z@\hbox{%
 264   \directlua{% This value depends on the version of LuaTeX.
 265     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 266   }%
 267 }
 268 \setbox\z@\vbox{%
 269   \directlua{% This value depends on the version of LuaTeX.
 270     luatexja.stack.vmode = -tex.nest[tex.nest.ptr].mode
 271   }%
 272 }
 273 \setbox\z@\box\voidb@x
 274
 275 % prebreakpenalty = {<char_code>, <penalty>}
 276 \define@key[ltj]{japaram}{kcatcode}{\ltj@@set@stack{KCAT}{0}{0x7FFFFFFF}#1\relax}
 277 \define@key[ltj]{japaram}{prebreakpenalty}{\ltj@@set@stack{PRE}{-10000}{10000}#1\relax}
 278 \define@key[ltj]{japaram}{postbreakpenalty}{\ltj@@set@stack{POST}{-10000}{10000}#1\relax}
 279 \def\ltj@@set@stack#1#2#3{%
 280   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#1,#2,#3)}}
 281 %\def\ltj@@set@stack#1,#2:#3#4#5{%
 282 %  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 283 %    \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 284
 285 % jatextfont = {<char_code>, <font_cs>}
 286 % only horizontal font is supported
 287 \define@key[ltj]{japaram}{jatextfont}{%
 288   \expandafter\ltj@@set@stackfont#1:{MJT}}
 289 \define@key[ltj]{japaram}{jascriptfont}{%
 290   \expandafter\ltj@@set@stackfont#1:{MJS}}
 291 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 292   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 293 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 294   \ltj@reset@globaldefs
 295   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 296   \ifnum\ltj@curjfnt=\m@ne
 297     \@PackageError{luatexja-core}%
 298     {\string#2 is not a control sequence that represents \MessageBreak
 299      a Japanese font}{}%
 300   \else
 301     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 302     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 303   \fi
 304   \ltj@curjfnt=\ltj@tempcnta
 305   \ltj@restore@globaldefs
 306   }
 307
 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\relax}
 313 \define@key[ltj]{japaram}{yjabaselineshift}{%
 314   \directlua{tex.setattribute(luatexja.isglobal,
 315     luatexbase.attributes['ltj@ykblshift'], luatexja.token.scan_dimen())}#1\relax}
 316 \define@key[ltj]{japaram}{talbaselineshift}{%
 317   \directlua{tex.setattribute(luatexja.isglobal,
 318     luatexbase.attributes['ltj@tablshift'], luatexja.token.scan_dimen())}#1\relax}
 319 \define@key[ltj]{japaram}{tjabaselineshift}{%
 320   \directlua{tex.setattribute(luatexja.isglobal,
 321     luatexbase.attributes['ltj@tkblshift'], luatexja.token.scan_dimen())}#1\relax}
 322
 323 % jaxspmode = {<char_code>, <mode>}
 324 % mode: inhibit, preonly, postonly, allow
 325 %    or       0        1         2      3
 326 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 327   \expandafter\ltj@set@jaxspmode#1:\relax}
 328 \def\ltj@set@jaxspmode#1,#2:{%
 329   \lowercase{\edef\ltj@temp{#2}}%
 330   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 331   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 332   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 333   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 334   \ltj@@set@stack{XSP}03#1 \ltj@temp}
 335
 336 % alxspmode = {<char_code>, <mode>}
 337 % mode: inhibit, preonly, postonly, allow
 338 %    or       0        1         2      3
 339 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 340   \expandafter\ltj@set@jaxspmode#1:\relax}% same code as jaxspmode
 341
 342 % autospacing = <bool> (default: true)
 343 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 344   \ifltj@japaram@autospacing
 345     \directlua{luatexja.ext_print_global()}\ltj@autospc\@ne
 346   \else
 347     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 348   \fi}
 349
 350 % autoxspacing = <bool> (default: true)
 351 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 352   \ifltj@japaram@autoxspacing
 353     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\@ne
 354   \else
 355     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 356   \fi}
 357
 358 % [x]]kanjiskip = <skip>
 359   \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
 360   \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
 361   \protected\def\ltjsetkanjiskip{%                  % SKIP
 362     \directlua{%
 363       local d = luatexja.token.scan_glue()
 364       luatexja.stack.set_stack_skip(luatexja.stack_table_index.KSK, d); node.free(d)
 365   }}
 366   \protected\def\ltjsetxkanjiskip{%                  % SKIP
 367     \directlua{%
 368       local d = luatexja.token.scan_glue()
 369       luatexja.stack.set_stack_skip(luatexja.stack_table_index.XSK, d); node.free(d)
 370   }}
 371
 372 % jcharwidowpenalty = <count>
 373 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 374   \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }
 375
 376 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 377 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 378   {large,small,average,pleft,pright,paverage,both}{%
 379   \ifcase\ltj@tempr
 380     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 381     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 382     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 383     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 384     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 385     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 386     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 387   \fi
 388 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 389   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 390   `pleft', `pright', 'paverage' or `both'. }}
 391   % large, small, average, pleft, pright, paverage, both
 392
 393
 394 % jacharrange = { +-<range_number> }
 395 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 396 \def\ltj@@scrange#1,{%
 397   \edef\ltj@temp{#1}%
 398   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 399     \directlua{luatexja.charrange.toggle_char_range(%
 400       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 401   \fi\next
 402 }
 403
 404 \protected\def\ltj@setpar@global{%
 405   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 406     \else\directlua{luatexja.isglobal=''}\fi
 407 }
 408 \protected\def\ltjsetparameter#1{%
 409   \directlua{luatexja.base.start_time_measure('set_par')}%
 410   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 411   \directlua{luatexja.base.stop_time_measure('set_par')}%
 412   \ignorespaces}
 413 \protected\def\ltjglobalsetparameter#1{%
 414   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 415     \else\directlua{luatexja.isglobal='global'}\fi%
 416   \directlua{luatexja.base.start_time_measure('set_par')}%
 417   \setkeys[ltj]{japaram}{#1}%
 418   \directlua{luatexja.base.stop_time_measure('set_par')}%
 419   \ignorespaces}
 420
 421 %%%%%%%% \ltjgetparameter
 422 \def\ltj@@decl@array@param#1{%
 423   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 424 }
 425 \ltj@@decl@array@param{prebreakpenalty}
 426 \ltj@@decl@array@param{postbreakpenalty}
 427 \ltj@@decl@array@param{jaxspmode}
 428 \ltj@@decl@array@param{alxspmode}
 429 \ltj@@decl@array@param{kcatcode}
 430 \ltj@@decl@array@param{jacharrange}
 431 \ltj@@decl@array@param{chartorange}
 432 \ltj@@decl@array@param{boxdir}
 433 \def\ltjgetparameter#1{%
 434   \directlua{luatexja.base.start_time_measure('get_par')}%
 435   % stop call is moved in luatexja.lua
 436   \ifcsname ltj@@array@param/#1\endcsname
 437     \expandafter\ltx@firstoftwo
 438   \else
 439     \expandafter\ltx@secondoftwo
 440   \fi
 441   {\ltj@@getparam@two{#1}}%
 442   {\ltj@@getparam@one{#1}}%
 443 }
 444 \def\ltj@@getparam@one#1{%
 445   \directlua{luatexja.ext_get_parameter_unary('#1')}%
 446 }%
 447 \def\ltj@@getparam@two#1#2{%
 448   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 449 }
 450
 451 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 452 \let\ltj@@origchar=\char
 453 \protected\def\ltj@alljachar{\relax
 454     \csname ltj@kcat0\endcsname\z@
 455     \csname ltj@kcat1\endcsname\z@
 456     \csname ltj@kcat2\endcsname\z@
 457     \csname ltj@kcat3\endcsname\z@
 458     \csname ltj@kcat4\endcsname\z@
 459     \csname ltj@kcat5\endcsname\z@
 460     \csname ltj@kcat6\endcsname\z@}
 461 \protected\def\ltj@allalchar{\relax
 462     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 463     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 464     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 465     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 466     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 467     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 468     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 469
 470 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 471 \def\ltj@@jachar{{\directlua{tex.globaldefs=0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 472 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 473 \def\ltj@@alchar{{\directlua{tex.globaldefs=0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 474
 475 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 476 \protected\def\ltjsetmathletter#1{%
 477   \directlua{luatexja.math.is_math_letters[luatexja.token.scan_int()]=true}#1\relax
 478 }
 479 \protected\def\ltjunsetmathletter#1{%
 480   \directlua{luatexja.math.is_math_letters[luatexja.token.scan_int()]=false}#1\relax
 481 }
 482
 483 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 484 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 485 % いつも global
 486 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 487   \ltj@reset@globaldefs
 488   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 489   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 490   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 491   \ifnum\ltj@tempcntc=\m@ne
 492     \@PackageError{luatexja-core}%
 493     {\string#1 is not a control sequence that represents \MessageBreak
 494      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 495     \ltj@tempcntc=\ltj@curjfnt
 496   \fi\ltj@restore@globaldefs}
 497
 498 \protected\def\ltjdeclarealtfont#1#2#3{%
 499   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 500    \ltj@@getjfontnumber#2%
 501    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 502 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 503   \ifx\ltj@temp\empty\let\@next=\relax\else
 504   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 505 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 506 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 507   \ifx\ltj@temp\empty
 508     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 509   \else
 510     \def\ltj@temp{#1}%
 511     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 512     \def\ltj@temp{#2}%
 513     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 514   \fi
 515   \directlua{luatexja.jfont.set_alt_font(
 516     \the\ltj@tempcnta,\the\ltj@tempcntb,
 517     \the\ltj@tempcntc, \the\@tempcnta)}%
 518   }
 519
 520 %%%%%%%% \ltjclearaltfont<font_cs>
 521 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 522 \protected\def\ltjclearaltfont#1{%
 523   {\ltj@@getjfontnumber#1%
 524    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 525
 526
 527 %%%%%%%% \yoko, \tate,\dtou
 528 \protected\def\tate{%
 529   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 530 }
 531 \protected\def\yoko{%
 532   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 533 }
 534 \protected\def\dtou{%
 535   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 536 }
 537 \protected\def\utod{% 「縦数式ディレクション」
 538   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 539 }
 540 \define@key[ltj]{japaram}{direction}{%% always local
 541   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 542 }
 543
 544 \yoko
 545
 546 %%%% insert
 547 \let\orig@insert=\insert
 548 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 549 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
 550   \aftergroup\ltj@@insert@B\let\next}
 551 \protected\def\ltj@@insert@B{\directlua{luatexja.direction.populate_insertion_dir_whatsit()}\endgroup}
 552
 553 %%%% vadjust
 554 \let\ltj@@orig@vadjust=\vadjust
 555 \protected\def\vadjust{%
 556   \ltj@@orig@vadjust\bgroup
 557   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
 558   \aftergroup\ltj@@vadjust@check@dir\let\next}
 559 \protected\def\ltj@@vadjust@check@dir{%
 560   \directlua{luatexja.direction.check_adjust_direction()}%
 561 }
 562
 563 %%%% \hbox, \vbox, \vtop
 564 \setbox\z@\hbox{%
 565   $\directlua{% This value depends on the version of LuaTeX.
 566     luatexja.stack.mmode = -tex.nest[tex.nest.ptr].mode
 567   }$%
 568 }
 569 \setbox\z@\box\voidb@x
 570 \ifltj@everyhook@avail% using everyhook package
 571   \PushPreHook{hbox}{%
 572     \directlua{luatexja.direction.set_list_direction_hook()}%
 573     \aftergroup\ltj@@reset@badness
 574   }
 575   \PushPreHook{vbox}{%
 576     \directlua{luatexja.direction.set_list_direction_hook()}%
 577     \aftergroup\ltj@@reset@badness
 578   }
 579 \else
 580   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
 581   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 582   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
 583   \ltj@@everyhbox{%
 584     \directlua{luatexja.direction.set_list_direction_hook()}%
 585     \aftergroup\ltj@@reset@badness
 586     \the\ltj@@i@everyhbox}
 587   \ltj@@everyvbox{%
 588     \directlua{luatexja.direction.set_list_direction_hook()}%
 589     \aftergroup\ltj@@reset@badness
 590     \the\ltj@@i@everyvbox}
 591 \fi
 592
 593 \protected\def\ltj@@reset@badness{%
 594   \directlua{%
 595     if luatexja.global_temp then
 596       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 597       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 598       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 599     end
 600   }%
 601 }
 602 \AtBeginShipout{\directlua{luatexja.direction.finalize()}}
 603
 604 %%%% \raise, \lower, \moveleft, \moveright
 605 \let\ltj@@orig@raise=\raise
 606 \let\ltj@@orig@lower=\lower
 607 \protected\def\raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima}
 608 \protected\def\lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima-}
 609 \protected\def\ltj@@raise{%
 610   \ltj@restore@globaldefs
 611   \edef\ltj@@raise@a{%
 612     \noexpand\directlua{luatexja.direction.raise_box()}%
 613     \ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 614   }\ltj@afterbox\ltj@@raise@a}
 615 \let\ltj@@orig@moveleft=\moveleft
 616 \let\ltj@@orig@moveright=\moveright
 617 \protected\def\moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima}
 618 \protected\def\moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima-}
 619 \protected\def\ltj@@moveleft{%
 620   \ltj@restore@globaldefs
 621   \edef\ltj@@moveleft@a{%
 622     \noexpand\directlua{luatexja.direction.raise_box()}%
 623     \ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 624   }\ltj@afterbox\ltj@@moveleft@a}
 625
 626 %%%% \vcenter
 627 \let\ltj@@orig@vcenter=\vcenter
 628 \protected\def\vcenter{\ltj@afterbox\ltj@@vcenter\vbox}
 629 \protected\def\ltj@@vcenter{%
 630   \directlua{luatexja.direction.raise_box()}%
 631   \ltj@@orig@vcenter{\box\ltj@afbox}%
 632 }
 633
 634 %%%% \unhbox and \unvbox
 635 \long\def \@gobbletwo #1#2{}
 636 \let\ltj@@orig@unhbox=\unhbox
 637 \let\ltj@@orig@unvbox=\unvbox
 638 \protected\def\unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox\ltj@tempcnta}
 639 \protected\def\unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox\ltj@tempcnta}
 640 \protected\def\ltj@@unhbox{%
 641   \directlua{luatexja.direction.unbox_check_dir()}%
 642   \ltj@@orig@unhbox\ltj@tempcnta}
 643 \protected\def\ltj@@unvbox{%
 644   \directlua{luatexja.direction.unbox_check_dir()}%
 645   \ltj@@orig@unvbox\ltj@tempcnta}
 646 \let\ltj@@orig@unhcopy=\unhcopy
 647 \let\ltj@@orig@unvcopy=\unvcopy
 648 \protected\def\unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy\ltj@tempcnta}
 649 \protected\def\unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy\ltj@tempcnta}
 650 \protected\def\ltj@@unhcopy{%
 651   \directlua{luatexja.direction.unbox_check_dir(true)}%
 652   \ltj@@orig@unhcopy\ltj@tempcnta
 653   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 654 \protected\def\ltj@@unvcopy{%
 655   \directlua{luatexja.direction.unbox_check_dir(true)}%
 656   \ltj@@orig@unvcopy\ltj@tempcnta
 657   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 658
 659 %%%% lastbox
 660 \let\ltj@@orig@lastbox=\lastbox
 661 \protected\def\lastbox{%
 662   \directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox
 663 }
 664
 665 %%%%%%%% \ltjgetwd<box_num> etc.
 666 \def\ltj@@getwd{%
 667   \directlua{luatexja.direction.get_box_dim('width', luatexja.token.scan_int())}}
 668 \def\ltj@@getht{%
 669   \directlua{luatexja.direction.get_box_dim('height', luatexja.token.scan_int())}}
 670 \def\ltj@@getdp{%
 671   \directlua{luatexja.direction.get_box_dim('depth', luatexja.token.scan_int())}}
 672 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 673
 674 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 675 \protected\def\ltjsetwd{\directlua{luatexja.direction.set_box_dim('width')}}
 676 \protected\def\ltjsetht{\directlua{luatexja.direction.set_box_dim('height')}}
 677 \protected\def\ltjsetdp{\directlua{luatexja.direction.set_box_dim('depth')}}
 678
 679 %%------------------ Load module for the format
 680
 681 \ifltj@in@latex                 %<*LaTeX>
 682   \RequirePackage{ltj-latex}[2013/05/14]
 683 \else\ifltj@in@plain            %<*plain>
 684   \input ltj-plain.sty %
 685 \fi\fi                          %</LaTeX|plain>
 686
 687 \newluatexcatcodetable\ltj@temp@cctb
 688 \def\ltj@overwrite@catcodetable#1{%
 689   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 690   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode"FFFFF=14}%"
 691 }
 692 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 693 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 694 \ltj@overwrite@catcodetable\CatcodeTableExpl
 695
 696
 697 %%------------------ all done
 698 \ltj@core@AtEnd
 699 \endinput
 700 %% EOF