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}[2015/05/03 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   luatexja.lang_ja = \the\ltj@@japanese;
 177   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 178       "File `luatexja.lua' not found"))
 179 }
 180
 181 %% \RequireLuaTeXjaSubmodule{name}[date]
 182 % A TeX version of luatexja.load_module(name)
 183 % The second optional argument [date] is simply ignored.
 184 \def\RequireLuaTeXjaSubmodule#1{%
 185   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 186 \def\ltj@requirelua@submod#1[#2]{%
 187   \directlua{luatexja.load_module(
 188     "\luatexluaescapestring{#1}")}}
 189
 190
 191 %%%%%%%% Load all sub-packages.
 192 \ifltj@in@latex                 %<*LaTeX>
 193   \RequirePackage{ltj-base}   [2013/05/14]
 194 \else                           %<*!LaTeX>
 195   \input ltj-base.sty %
 196 \fi                             %</LaTeX>
 197
 198 %%%%%%%% \asluastring
 199 \def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}
 200
 201 %%%%%%%% Redefine \/
 202 \protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
 203
 204 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 205 \protected\def\jfont#1{%
 206   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko','\luatexluaescapestring{\noexpand#1}')}}
 207 \protected\def\globaljfont#1{%
 208   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko','\luatexluaescapestring{\noexpand#1}')}}
 209 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 210
 211 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 212 \protected\def\tfont#1{%
 213   \afterassignment\ltj@@tfont\directlua{luatexja.jfont.jfontdefX(false, 'tate','\luatexluaescapestring{\noexpand#1}')}}
 214 \protected\def\globaltfont#1{%
 215   \afterassignment\ltj@@tfont\directlua{luatexja.jfont.jfontdefX(true,  'tate','\luatexluaescapestring{\noexpand#1}')}}
 216 \def\ltj@@tfont{\directlua{luatexja.jfont.jfontdefY()}}
 217
 218 %%%%%%%% \zw, \zh
 219 \protected\def\zw{\directlua{tex.setdimen('ltj@zw', luatexja.jfont.get_zw())}\ltj@zw}
 220 \protected\def\zh{\directlua{tex.setdimen('ltj@zh', luatexja.jfont.get_zh())}\ltj@zh}
 221
 222 %%%%%%%% \inhibitglue
 223 \protected\def\ltj@reset@globaldefs{%
 224   \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
 225 \protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}\relax}
 226 \protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
 227 \def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 228
 229 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 230 \protected\def\ltjdefcharrange#1#2{%
 231   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 232 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 233   \ifx\ltj@temp\empty\let\@next=\relax\else
 234   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 235 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 236 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 237   \ifx\ltj@temp\empty
 238     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 239   \else
 240     \def\ltj@temp{#1}%
 241     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 242     \def\ltj@temp{#2}%
 243     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 244   \fi
 245   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 246     \the\ltj@tempcntc)}%
 247   }
 248
 249 %%%%%%%% \ltjsetparameter
 250 \newcount\ltj@@stack \newcount\ltj@@group@level
 251 \ltj@@group@level\z@\ltj@@stack\z@
 252
 253 \setbox\z@\hbox{%
 254   \directlua{% This value depends on the version of LuaTeX.
 255     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 256   }%
 257 }
 258 \setbox\z@\vbox{%
 259   \directlua{% This value depends on the version of LuaTeX.
 260     luatexja.stack.vmode = -tex.nest[tex.nest.ptr].mode
 261   }%
 262 }
 263 \setbox\z@\box\voidb@x
 264
 265 % prebreakpenalty = {<char_code>, <penalty>}
 266 \define@key[ltj]{japaram}{kcatcode}{%
 267   \expandafter\ltj@@set@stack#1:{KCAT}{0}{0x7FFFFFFF}}
 268 \define@key[ltj]{japaram}{prebreakpenalty}{%
 269   \expandafter\ltj@@set@stack#1:{PRE}{-10000}{10000}}
 270 \define@key[ltj]{japaram}{postbreakpenalty}{%
 271   \expandafter\ltj@@set@stack#1:{POST}{-10000}{10000}}
 272 \def\ltj@@set@stack#1,#2:#3#4#5{%
 273   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 274     \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 275
 276 % jatextfont = {<char_code>, <font_cs>}
 277 % only horizontal font is supported
 278 \define@key[ltj]{japaram}{jatextfont}{%
 279   \expandafter\ltj@@set@stackfont#1:{MJT}}
 280 \define@key[ltj]{japaram}{jascriptfont}{%
 281   \expandafter\ltj@@set@stackfont#1:{MJS}}
 282 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 283   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 284 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 285   \ltj@reset@globaldefs
 286   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 287   \ifnum\ltj@curjfnt=\m@ne
 288     \@PackageError{luatexja-core}%
 289     {\string#2 is not a control sequence that represents \MessageBreak
 290      a Japanese font}{}%
 291   \else
 292     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 293     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 294   \fi
 295   \ltj@curjfnt=\ltj@tempcnta
 296   \ltj@restore@globaldefs
 297   }
 298
 299 % {y,t}{ja,al}baselineshift = <dimen>
 300 % yjabaselineshift = <dimen>
 301 \define@key[ltj]{japaram}{yalbaselineshift}{%
 302   \directlua{tex.setattribute(luatexja.isglobal,
 303     luatexbase.attributes['ltj@yablshift'], luatexja.token.scan_dimen())}#1}
 304 \define@key[ltj]{japaram}{yjabaselineshift}{%
 305   \directlua{tex.setattribute(luatexja.isglobal,
 306     luatexbase.attributes['ltj@ykblshift'], luatexja.token.scan_dimen())}#1}
 307 \define@key[ltj]{japaram}{talbaselineshift}{%
 308   \directlua{tex.setattribute(luatexja.isglobal,
 309     luatexbase.attributes['ltj@tablshift'], luatexja.token.scan_dimen())}#1}
 310 \define@key[ltj]{japaram}{tjabaselineshift}{%
 311   \directlua{tex.setattribute(luatexja.isglobal,
 312     luatexbase.attributes['ltj@tkblshift'], luatexja.token.scan_dimen())}#1}
 313
 314 % jaxspmode = {<char_code>, <mode>}
 315 % mode: inhibit, preonly, postonly, allow
 316 %    or       0        1         2      3
 317 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 318   \expandafter\ltj@set@jaxspmode#1:\relax}
 319 \def\ltj@set@jaxspmode#1,#2:{%
 320   \lowercase{\edef\ltj@temp{#2}}%
 321   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 322   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 323   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 324   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 325   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
 326     \ltj@safe@num@or{nil}{#1},
 327     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 328
 329
 330 % alxspmode = {<char_code>, <mode>}
 331 % mode: inhibit, preonly, postonly, allow
 332 %    or       0        1         2      3
 333 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 334   \expandafter\ltj@set@alxspmode#1:\relax}
 335 \def\ltj@set@alxspmode#1,#2:{%
 336   \lowercase{\edef\ltj@temp{#2}}%
 337   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 338   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 339   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 340   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 341   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
 342     \ltj@safe@num@or{nil}{#1},
 343     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 344
 345 % autospacing = <bool> (default: true)
 346 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 347   \ifltj@japaram@autospacing
 348     \directlua{luatexja.ext_print_global()}\ltj@autospc\@ne
 349   \else
 350     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 351   \fi}
 352
 353 % autoxspacing = <bool> (default: true)
 354 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 355   \ifltj@japaram@autoxspacing
 356     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\@ne
 357   \else
 358     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 359   \fi}
 360
 361 % [x]]kanjiskip = <skip>
 362   \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip #1}
 363   \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip #1}
 364   \protected\def\ltjsetkanjiskip{%                  % SKIP
 365     \directlua{%
 366       local d = luatexja.token.scan_glue()
 367       luatexja.stack.set_stack_skip(luatexja.stack_table_index.KSK, d); node.free(d)
 368   }}
 369   \protected\def\ltjsetxkanjiskip{%                  % SKIP
 370     \directlua{%
 371       local d = luatexja.token.scan_glue()
 372       luatexja.stack.set_stack_skip(luatexja.stack_table_index.XSK, d); node.free(d)
 373   }}
 374
 375 % jcharwidowpenalty = <count>
 376 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 377   \ltj@@set@stack0,#1:{JWP}{-10000}{10000}}
 378
 379 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 380 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 381   {large,small,average,pleft,pright,paverage,both}{%
 382   \ifcase\ltj@tempr
 383     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 384     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 385     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 386     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 387     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 388     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 389     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 390   \fi
 391 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 392   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 393   `pleft', `pright', 'paverage' or `both'. }}
 394   % large, small, average, pleft, pright, paverage, both
 395
 396
 397 % jacharrange = { +-<range_number> }
 398 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 399 \def\ltj@@scrange#1,{%
 400   \edef\ltj@temp{#1}%
 401   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 402     \directlua{luatexja.charrange.toggle_char_range(%
 403       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 404   \fi\next
 405 }
 406
 407 \protected\def\ltj@setpar@global{%
 408   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 409     \else\directlua{luatexja.isglobal=''}\fi
 410 }
 411 \protected\def\ltjsetparameter#1{%
 412   \directlua{luatexja.base.start_time_measure('set_par')}%
 413   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 414   \directlua{luatexja.base.stop_time_measure('set_par')}%
 415   \ignorespaces}
 416 \protected\def\ltjglobalsetparameter#1{%
 417   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 418     \else\directlua{luatexja.isglobal='global'}\fi%
 419   \directlua{luatexja.base.start_time_measure('set_par')}%
 420   \setkeys[ltj]{japaram}{#1}%
 421   \directlua{luatexja.base.stop_time_measure('set_par')}%
 422   \ignorespaces}
 423
 424 %%%%%%%% \ltjgetparameter
 425 \def\ltj@@decl@array@param#1{%
 426   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 427 }
 428 \ltj@@decl@array@param{prebreakpenalty}
 429 \ltj@@decl@array@param{postbreakpenalty}
 430 \ltj@@decl@array@param{jaxspmode}
 431 \ltj@@decl@array@param{alxspmode}
 432 \ltj@@decl@array@param{kcatcode}
 433 \ltj@@decl@array@param{jacharrange}
 434 \ltj@@decl@array@param{chartorange}
 435 \ltj@@decl@array@param{boxdir}
 436 \def\ltjgetparameter#1{%
 437   \directlua{luatexja.base.start_time_measure('get_par')}%
 438   % stop call is moved in luatexja.lua
 439   \ifcsname ltj@@array@param/#1\endcsname
 440     \expandafter\ltx@firstoftwo
 441   \else
 442     \expandafter\ltx@secondoftwo
 443   \fi
 444   {\ltj@@getparam@two{#1}}%
 445   {\ltj@@getparam@one{#1}}%
 446 }
 447 \def\ltj@@getparam@one#1{%
 448   \directlua{luatexja.ext_get_parameter_unary('#1')}%
 449 }%
 450 \def\ltj@@getparam@two#1#2{%
 451   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 452 }
 453
 454 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 455 \let\ltj@@origchar=\char
 456 \protected\def\ltj@alljachar{\relax
 457     \csname ltj@kcat0\endcsname\z@
 458     \csname ltj@kcat1\endcsname\z@
 459     \csname ltj@kcat2\endcsname\z@
 460     \csname ltj@kcat3\endcsname\z@
 461     \csname ltj@kcat4\endcsname\z@
 462     \csname ltj@kcat5\endcsname\z@
 463     \csname ltj@kcat6\endcsname\z@}
 464 \protected\def\ltj@allalchar{\relax
 465     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 466     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 467     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 468     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 469     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 470     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 471     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 472
 473 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 474 \def\ltj@@jachar{{\directlua{tex.globaldefs = 0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 475 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 476 \def\ltj@@alchar{{\directlua{tex.globaldefs = 0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 477
 478 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 479 \protected\def\ltjsetmathletter#1{%
 480   \ltj@tempcnta=#1
 481   \directlua{luatexja.math.is_math_letters[\the\ltj@tempcnta]=true}%
 482 }
 483 \protected\def\ltjunsetmathletter#1{%
 484   \ltj@tempcnta=#1
 485   \directlua{luatexja.math.is_math_letters[\the\ltj@tempcnta]=false}%
 486 }
 487
 488 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 489 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 490 % いつも global
 491 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 492   \ltj@reset@globaldefs
 493   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 494   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 495   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 496   \ifnum\ltj@tempcntc=\m@ne
 497     \@PackageError{luatexja-core}%
 498     {\string#1 is not a control sequence that represents \MessageBreak
 499      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 500     \ltj@tempcntc=\ltj@curjfnt
 501   \fi\ltj@restore@globaldefs}
 502
 503 \protected\def\ltjdeclarealtfont#1#2#3{%
 504   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 505    \ltj@@getjfontnumber#2%
 506    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 507 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 508   \ifx\ltj@temp\empty\let\@next=\relax\else
 509   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 510 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 511 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 512   \ifx\ltj@temp\empty
 513     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 514   \else
 515     \def\ltj@temp{#1}%
 516     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 517     \def\ltj@temp{#2}%
 518     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 519   \fi
 520   \directlua{luatexja.jfont.set_alt_font(
 521     \the\ltj@tempcnta,\the\ltj@tempcntb,
 522     \the\ltj@tempcntc, \the\@tempcnta)}%
 523   }
 524
 525 %%%%%%%% \ltjclearaltfont<font_cs>
 526 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 527 \protected\def\ltjclearaltfont#1{%
 528   {\ltj@@getjfontnumber#1%
 529    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 530
 531
 532 %%%%%%%% \yoko, \tate,\dtou
 533 \protected\def\tate{%
 534   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 535 }
 536 \protected\def\yoko{%
 537   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 538 }
 539 \protected\def\dtou{%
 540   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 541 }
 542 \protected\def\utod{% 「縦数式ディレクション」
 543   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 544 }
 545 \define@key[ltj]{japaram}{direction}{%% always local
 546   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 547 }
 548
 549 \yoko
 550
 551 %%%% insert
 552 \let\orig@insert=\insert
 553 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 554 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
 555   \aftergroup\ltj@@insert@B\let\next}
 556 \protected\def\ltj@@insert@B{\directlua{luatexja.direction.populate_insertion_dir_whatsit()}\endgroup}
 557
 558 %%%% vadjust
 559 \let\ltj@@orig@vadjust=\vadjust
 560 \protected\def\vadjust{%
 561   \ltj@@orig@vadjust\bgroup
 562   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
 563   \aftergroup\ltj@@vadjust@check@dir\let\next}
 564 \protected\def\ltj@@vadjust@check@dir{%
 565   \directlua{luatexja.direction.check_adjust_direction()}%
 566 }
 567
 568 %%%% \hbox, \vbox, \vtop
 569 \setbox\z@\hbox{%
 570   $\directlua{% This value depends on the version of LuaTeX.
 571     luatexja.stack.mmode = -tex.nest[tex.nest.ptr].mode
 572   }$%
 573 }
 574 \setbox\z@\box\voidb@x
 575 \ifltj@everyhook@avail% using everyhook package
 576   \PushPreHook{hbox}{%
 577     \directlua{luatexja.direction.set_list_direction_hook()}%
 578     \aftergroup\ltj@@reset@badness
 579   }
 580   \PushPreHook{vbox}{%
 581     \directlua{luatexja.direction.set_list_direction_hook()}%
 582     \aftergroup\ltj@@reset@badness
 583   }
 584 \else
 585   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
 586   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 587   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
 588   \ltj@@everyhbox{%
 589     \directlua{luatexja.direction.set_list_direction_hook()}%
 590     \aftergroup\ltj@@reset@badness
 591     \the\ltj@@i@everyhbox}
 592   \ltj@@everyvbox{%
 593     \directlua{luatexja.direction.set_list_direction_hook()}%
 594     \aftergroup\ltj@@reset@badness
 595     \the\ltj@@i@everyvbox}
 596 \fi
 597
 598 \protected\def\ltj@@reset@badness{%
 599   \directlua{%
 600     if luatexja.global_temp then
 601       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 602       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 603       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 604     end
 605   }%
 606 }
 607 \AtBeginShipout{\directlua{luatexja.direction.finalize()}}
 608
 609 %%%% \raise, \lower, \moveleft, \moveright
 610 \let\ltj@@orig@raise=\raise
 611 \let\ltj@@orig@lower=\lower
 612 \protected\def\raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima}
 613 \protected\def\lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima-}
 614 \protected\def\ltj@@raise{%
 615   \ltj@restore@globaldefs
 616   \edef\ltj@@raise@a{%
 617     \noexpand\directlua{luatexja.direction.raise_box()}%
 618     \ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 619   }\ltj@afterbox\ltj@@raise@a}
 620 \let\ltj@@orig@moveleft=\moveleft
 621 \let\ltj@@orig@moveright=\moveright
 622 \protected\def\moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima}
 623 \protected\def\moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima-}
 624 \protected\def\ltj@@moveleft{%
 625   \ltj@restore@globaldefs
 626   \edef\ltj@@moveleft@a{%
 627     \noexpand\directlua{luatexja.direction.raise_box()}%
 628     \ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 629   }\ltj@afterbox\ltj@@moveleft@a}
 630
 631 %%%% \vcenter
 632 \let\ltj@@orig@vcenter=\vcenter
 633 \protected\def\vcenter{\ltj@afterbox\ltj@@vcenter\vbox}
 634 \protected\def\ltj@@vcenter{%
 635   \directlua{luatexja.direction.raise_box()}%
 636   \ltj@@orig@vcenter{\box\ltj@afbox}%
 637 }
 638
 639 %%%% \unhbox and \unvbox
 640 \long\def \@gobbletwo #1#2{}
 641 \let\ltj@@orig@unhbox=\unhbox
 642 \let\ltj@@orig@unvbox=\unvbox
 643 \protected\def\unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox\ltj@tempcnta}
 644 \protected\def\unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox\ltj@tempcnta}
 645 \protected\def\ltj@@unhbox{%
 646   \directlua{luatexja.direction.unbox_check_dir()}%
 647   \ltj@@orig@unhbox\ltj@tempcnta}
 648 \protected\def\ltj@@unvbox{%
 649   \directlua{luatexja.direction.unbox_check_dir()}%
 650   \ltj@@orig@unvbox\ltj@tempcnta}
 651 \let\ltj@@orig@unhcopy=\unhcopy
 652 \let\ltj@@orig@unvcopy=\unvcopy
 653 \protected\def\unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy\ltj@tempcnta}
 654 \protected\def\unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy\ltj@tempcnta}
 655 \protected\def\ltj@@unhcopy{%
 656   \directlua{luatexja.direction.unbox_check_dir(true)}%
 657   \ltj@@orig@unhcopy\ltj@tempcnta
 658   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 659 \protected\def\ltj@@unvcopy{%
 660   \directlua{luatexja.direction.unbox_check_dir(true)}%
 661   \ltj@@orig@unvcopy\ltj@tempcnta
 662   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 663
 664 %%%% lastbox
 665 \let\ltj@@orig@lastbox=\lastbox
 666 \protected\def\lastbox{%
 667   \directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox
 668 }
 669
 670 %%%%%%%% \ltjgetwd<box_num> etc.
 671 \def\ltj@@getwd{%
 672   \directlua{luatexja.direction.get_box_dim('width', luatexja.token.scan_int())}}
 673 \def\ltj@@getht{%
 674   \directlua{luatexja.direction.get_box_dim('height', luatexja.token.scan_int())}}
 675 \def\ltj@@getdp{%
 676   \directlua{luatexja.direction.get_box_dim('depth', luatexja.token.scan_int())}}
 677 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 678
 679 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 680 \protected\def\ltjsetwd{\begingroup
 681   \ltj@reset@globaldefs\afterassignment\ltj@@setwd@a\ltj@tempcnta}
 682 \def\ltj@@setwd@a{\afterassignment\ltj@@setwd@b\ltj@tempdima}
 683 \def\ltj@@setwd@b{%
 684   \directlua{luatexja.direction.set_box_dim('width')}%
 685   \ltj@restore@globaldefs\endgroup}
 686 \protected\def\ltjsetht{\begingroup
 687   \ltj@reset@globaldefs\afterassignment\ltj@@setht@a\ltj@tempcnta}
 688 \def\ltj@@setht@a{\afterassignment\ltj@@setht@b\ltj@tempdima}
 689 \def\ltj@@setht@b{%
 690   \directlua{luatexja.direction.set_box_dim('height')}%
 691   \ltj@restore@globaldefs\endgroup}
 692 \protected\def\ltjsetdp{\begingroup
 693   \ltj@reset@globaldefs\afterassignment\ltj@@setdp@a\ltj@tempcnta}
 694 \def\ltj@@setdp@a{\afterassignment\ltj@@setdp@b\ltj@tempdima}
 695 \def\ltj@@setdp@b{%
 696   \directlua{luatexja.direction.set_box_dim('depth')}%
 697   \ltj@restore@globaldefs\endgroup}
 698
 699 %%------------------ Load module for the format
 700
 701 \ifltj@in@latex                 %<*LaTeX>
 702   \RequirePackage{ltj-latex}[2013/05/14]
 703 \else\ifltj@in@plain            %<*plain>
 704   \input ltj-plain.sty %
 705 \fi\fi                          %</LaTeX|plain>
 706
 707 \newluatexcatcodetable\ltj@temp@cctb
 708 \def\ltj@overwrite@catcodetable#1{%
 709   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 710   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode"FFFFF=14}%"
 711 }
 712 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 713 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 714 \ltj@overwrite@catcodetable\CatcodeTableExpl
 715
 716
 717 %%------------------ all done
 718 \ltj@core@AtEnd
 719 \endinput
 720 %% EOF