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   \endlinechar=13 %
  65   \input infwarerr.sty
  66   \endlinechar=-1 %
  67 \else                           %<*LaTeX>
  68   \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
  69     \csname iftrue\endcsname
  70   \NeedsTeXFormat{LaTeX2e}
  71   \ProvidesPackage{luatexja-core}[2023-04-06 Core of LuaTeX-ja]
  72   \endlinechar=13 %
  73   \RequirePackage{infwarerr}
  74   \endlinechar=-1 %
  75 \fi                             %</LaTeX>
  76
  77 %% Check if LuaTeX is used
  78 \expandafter\ifx\csname directlua\endcsname\relax
  79   \@PackageError{luatexja-core}{This package requires Lua(HB)(La)TeX}{}
  80 \expandafter\endinput\fi\relax
  81
  82 %% Load prerequisite packages.
  83 \endlinechar=13 %
  84 \newif\ifltj@everyhook@avail\ltj@everyhook@availfalse
  85 %! 外部パッケージは普通の \endlinechar で読まないと危険.
  86 \ifltj@in@latex                 %<*LaTeX>
  87   \RequirePackage{luatexbase}
  88   \RequirePackage{luaotfload}
  89   \RequirePackage{ltxcmds}    [2011/11/09] % v1.22
  90   \RequirePackage{pdftexcmds} [2011/11/29] % v0.20
  91   \RequirePackage{xkeyval}    [2012/10/14] % v2.6b
  92   \RequirePackage{etoolbox}
  93   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
  94 \else                           %<*!LaTeX>
  95   \input luatexbase.sty
  96   \input luaotfload.sty
  97   \input ltxcmds.sty
  98   \input pdftexcmds.sty
  99   \input xkeyval
 100 \fi                             %</LaTeX>
 101 \endlinechar=-1 %
 102
 103 \directlua{require('ltj-unicode-ccfix.lua')}% catcode of ideographs
 104
 105 %% Check LuaTeX version.
 106 \ifnum\luatexversion<110
 107   \@PackageError{luatexja-core}
 108     {This LuaTeX engine is too old for this package;\MessageBreak
 109      at least 1.10.0 is needed}
 110     {Package loading is aborted now.\MessageBreak}
 111 \expandafter\endinput\fi\relax
 112
 113 %% \LuaTeXjaAvailable
 114 %! 環境検査にパスした時に定義される.
 115 \let\LuaTeXjaAvailable=t %
 116
 117 %%------------------
 118 \endlinechar=13
 119
 120 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 121 % LuaTeX-ja core TeX source
 122
 123 \newcount\ltjlineendcomment
 124 \ltjlineendcomment="FFFFF
 125 \catcode\ltjlineendcomment=14 %"
 126
 127 \def\ltj@loaded{hoge}
 128
 129 \newdimen\ltj@dimen@zw
 130 \newdimen\ltj@dimen@zh
 131 \newdimen\ltj@dimen@jQ \ltj@dimen@jQ=0.25mm
 132 \let\jQ=\ltj@dimen@jQ \let\jH=\jQ
 133
 134 %%%%%%%% Attributes for Japanese typesetting.
 135 \newattribute\ltj@icflag    % attribute for italic correction
 136 \newattribute\ltj@curjfnt   % index for ``current horizontal Japanese font''
 137 \newattribute\ltj@curtfnt   % index for ``current vertical Japanese font''
 138 \newattribute\ltj@charclass %
 139 \newattribute\ltj@charcode %
 140 \newattribute\ltj@autospc   % attribute for autospacing
 141 \newattribute\ltj@autoxspc  % attribute for autoxspacing
 142 \newattribute\ltj@yablshift % attribute for yalbaselineshift
 143 \newattribute\ltj@ykblshift % attribute for yjabaselineshift
 144 \newattribute\ltj@tablshift % attribute for talbaselineshift
 145 \newattribute\ltj@tkblshift % attribute for tjabaselineshift
 146 \newattribute\jfam          % index for current jfam
 147 \newattribute\ltj@vert@ori  % <=0: UAX#50, >0: always upright
 148
 149 \newattribute\ltj@dir
 150 \newlanguage\ltj@@japanese
 151 \ltj@dir\z@
 152 \ltj@icflag\z@
 153 \ltj@curjfnt\m@ne
 154 \ltj@curtfnt\m@ne
 155 \ltj@yablshift\z@
 156 \ltj@ykblshift\z@
 157 \ltj@tablshift\z@
 158 \ltj@tkblshift\z@
 159
 160 \newcount\ltj@tempcnta\newdimen\ltj@tempdima
 161 \newcount\ltj@@stack \newcount\ltj@@group@level
 162 \ltj@@group@level\z@\ltj@@stack\z@
 163
 164 %%%%%%%% Attributes for character ranges
 165 \ltj@tempcnta\z@
 166 \loop\ifnum\ltj@tempcnta<7
 167   \expandafter\newattribute%
 168     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 169   \advance\ltj@tempcnta\@ne
 170 \repeat
 171 \csname ltj@kcat0\endcsname=\z@
 172
 173
 174 %%%%%%%% Loading luatexja.lua
 175 %% Quark tokens needed in ltj-base
 176 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 177 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 178
 179 \directlua{%
 180   luatexja = {};
 181   luatexja.lang_ja = \the\ltj@@japanese;
 182   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 183       "File `luatexja.lua' not found"))
 184 }
 185
 186 %% \RequireLuaTeXjaSubmodule{name}[date]
 187 % A TeX version of luatexja.load_module(name)
 188 % The second optional argument [date] is simply ignored.
 189 \def\RequireLuaTeXjaSubmodule#1{%
 190   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 191 \def\ltj@requirelua@submod#1[#2]{%
 192   \directlua{luatexja.load_module("\luatexluaescapestring{#1}")}}
 193
 194
 195 %%%%%%%% Load all sub-packages.
 196 \ifltj@in@latex                 %<*LaTeX>
 197   \RequirePackage{ltj-base}
 198 \else                           %<*!LaTeX>
 199   \input ltj-base.sty %
 200 \fi                             %</LaTeX>
 201
 202 %%%%%%%% \asluastring
 203 \def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}
 204
 205 %%%%%%%% Redefine \/
 206 \newluafunction\ltj@@italic@inner
 207 \newluafunction\ltj@@start@time@measure@inner
 208 \newluafunction\ltj@@stop@time@measure@inner
 209 \directlua{
 210   local t = lua.get_functions_table()
 211   local start_time_measure = luatexja.base.start_time_measure
 212   local stop_time_measure = luatexja.base.stop_time_measure
 213   local scan_arg = token.scan_argument
 214   t[\the\ltj@@italic@inner] = luatexja.jfont.append_italic
 215   t[\the\ltj@@start@time@measure@inner] = function()
 216     start_time_measure(scan_arg())
 217   end
 218   t[\the\ltj@@stop@time@measure@inner] = function()
 219     stop_time_measure(scan_arg())
 220   end
 221 }
 222 \begingroup\catcode`\/=11
 223 \global\let\ltj@@orig@/=\/
 224 \protected\gdef\ltj@@/{\relax\luafunction\ltj@@italic@inner}
 225 \global\let\/\ltj@@/ %% PRIMITIVE
 226 \endgroup
 227 \luadef\ltj@@start@time@measure\ltj@@start@time@measure@inner
 228 \luadef\ltj@@stop@time@measure\ltj@@stop@time@measure@inner
 229
 230 \let\ltj@@convert@input@path@to@lua\relax % defined in LaTeX only (ltj-latex.sty)
 231
 232 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 233 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 234 \begingroup
 235 \def\ltj@@jfdef#1#2#3{%
 236   \protected\gdef#1##1{%
 237     \ltj@@convert@input@path@to@lua\def\ltj@temp{##1}%
 238     \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(#2, '#3')}}}
 239 \ltj@@jfdef\jfont{false}{yoko}\ltj@@jfdef\globaljfont{true}{yoko}
 240 \ltj@@jfdef\tfont{false}{tate}\ltj@@jfdef\globaltfont{true}{tate}
 241 \endgroup
 242 \newluafunction\ltj@@jfont@inner
 243 \directlua{
 244   (lua.get_functions_table())[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
 245 }
 246 \def\ltj@@jfont{\expandafter\expandafter\expandafter\luafunction\expandafter\ltj@@jfont@inner\ltj@temp}
 247
 248
 249 %%%%%%%% \zw, \zh
 250 \newluafunction\ltj@zw@inner
 251 \newluafunction\ltj@zh@inner
 252 \directlua{
 253   local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
 254   t[\the\ltj@zw@inner] = function() setdimen('ltj@dimen@zw', ltjf.get_zw()) end
 255   t[\the\ltj@zh@inner] = function() setdimen('ltj@dimen@zh', ltjf.get_zh()) end
 256 }
 257 \protected\def\ltj@zw{\luafunction\ltj@zw@inner\ltj@dimen@zw}
 258 \protected\def\ltj@zh{\luafunction\ltj@zh@inner\ltj@dimen@zh}
 259 \let\zw=\ltj@zw
 260 \let\zh=\ltj@zh
 261
 262 %%%%%%%% \inhibitglue
 263 \newluafunction\ltj@reset@globaldefs@inner
 264 \newluafunction\ltj@restore@globaldefs@inner
 265 \newluafunction\ltj@@disihb@inner
 266 \newluafunction\ltj@@ihb@inner
 267 \newluafunction\ltj@@fakeparbegin@inner
 268 \newluafunction\ltj@@fakeboxbdd@inner
 269 \newluafunction\ltj@@ins@xk@inner
 270 \newluafunction\ltj@@ins@k@inner
 271 \directlua{
 272   local t, ltjj = lua.get_functions_table(), luatexja.jfmglue
 273   t[\the\ltj@reset@globaldefs@inner]
 274      = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
 275   t[\the\ltj@restore@globaldefs@inner]
 276      = function() tex.globaldefs = luatexja.global_temp end
 277   t[\the\ltj@@disihb@inner] = ltjj.create_disinhibitglue_node
 278   t[\the\ltj@@ihb@inner] = ltjj.create_inhibitglue_node
 279   t[\the\ltj@@fakeparbegin@inner] = ltjj.create_beginpar_node
 280   t[\the\ltj@@fakeboxbdd@inner] = ltjj.create_boxbdd_node
 281   t[\the\ltj@@ins@xk@inner] = ltjj.insert_xk_skip
 282   t[\the\ltj@@ins@k@inner] = ltjj.insert_k_skip
 283 }
 284 \protected\luadef\ltj@reset@globaldefs  \ltj@reset@globaldefs@inner
 285 \protected\luadef\ltj@restore@globaldefs\ltj@restore@globaldefs@inner
 286 \protected\def\disinhibitglue{\ifhmode\relax\luafunction\ltj@@disihb@inner\fi}
 287 \protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
 288 \protected\def\ltjfakeparbegin{\ifhmode\relax\luafunction\ltj@@fakeparbegin@inner\fi}
 289 \protected\def\ltjfakeboxbdd{\ifhmode\relax\luafunction\ltj@@fakeboxbdd@inner\fi}
 290 \protected\luadef\insertxkanjiskip \ltj@@ins@xk@inner
 291 \protected\luadef\insertkanjiskip  \ltj@@ins@k@inner
 292
 293
 294 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 295 \protected\def\ltjdefcharrange#1#2{%
 296   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 297 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 298   \ifx\ltj@temp\empty\let\@next=\relax\else
 299   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 300 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 301 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 302   \ifx\ltj@temp\empty
 303     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 304   \else
 305     \def\ltj@temp{#1}%
 306     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 307     \def\ltj@temp{#2}%
 308     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 309   \fi
 310   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 311     \the\ltj@tempcntc)}%
 312   }
 313
 314 %%%%%%%% \ltjsetparameter
 315 \setbox\z@\hbox{%
 316   \directlua{% This value depends on the version of LuaTeX.
 317     luatexja.stack.hmode = -tex.getnest().mode
 318   }%
 319 }
 320 \setbox\z@\vbox{%
 321   \directlua{% This value depends on the version of LuaTeX.
 322     luatexja.stack.vmode = -tex.getnest().mode
 323   }%
 324 }
 325 \setbox\z@\box\voidb@x
 326
 327 % prebreakpenalty = {<char_code>, <penalty>}
 328 \define@key[ltj]{japaram}{kcatcode}{\ltj@@set@stack{KCAT}{0}{0x7FFFFFFF}#1\relax}
 329 \define@key[ltj]{japaram}{prebreakpenalty}{\ltj@@set@stack{PRE}{-10000}{10000}#1\relax}
 330 \define@key[ltj]{japaram}{postbreakpenalty}{\ltj@@set@stack{POST}{-10000}{10000}#1\relax}
 331 \def\ltj@@set@stack#1#2#3{%
 332   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#1,#2,#3)}}
 333
 334 % jatextfont = {<char_code>, <font_cs>}
 335 % only horizontal font is supported
 336 \define@key[ltj]{japaram}{jatextfont}{%
 337   \expandafter\ltj@@set@stackfont#1:{MJT}}
 338 \define@key[ltj]{japaram}{jascriptfont}{%
 339   \expandafter\ltj@@set@stackfont#1:{MJS}}
 340 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 341   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 342 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 343   \ltj@reset@globaldefs
 344   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 345   \ifnum\ltj@curjfnt=\m@ne
 346     \@PackageError{luatexja-core}%
 347     {\string#2 is not a control sequence that represents \MessageBreak
 348      a Japanese font}{}%
 349   \else
 350     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 351     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 352   \fi
 353   \ltj@curjfnt=\ltj@tempcnta
 354   \ltj@restore@globaldefs
 355   }
 356
 357 % {y,t}{ja,al}baselineshift = <dimen>
 358 % yjabaselineshift = <dimen>
 359 \def\ltj@set@blshift@#1{\directlua{%
 360   local n = token.scan_dimen()
 361   tex.setattribute(luatexja.isglobal,
 362     luatexbase.attributes['#1'], (n==0) and 0 or n)
 363   %次期バージョンで ... and -0x7FFFFFFF or ... に変える
 364 }}
 365 \define@key[ltj]{japaram}{yalbaselineshift}{\ltj@set@blshift@{ltj@yablshift}#1\relax}
 366 \define@key[ltj]{japaram}{yjabaselineshift}{\ltj@set@blshift@{ltj@ykblshift}#1\relax}
 367 \define@key[ltj]{japaram}{talbaselineshift}{\ltj@set@blshift@{ltj@tablshift}#1\relax}
 368 \define@key[ltj]{japaram}{tjabaselineshift}{\ltj@set@blshift@{ltj@tkblshift}#1\relax}
 369
 370 % jaxspmode = {<char_code>, <mode>}
 371 % mode: inhibit, preonly, postonly, allow
 372 %    or       0        1         2      3
 373 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 374   \expandafter\ltj@set@jaxspmode#1:\relax}
 375 \def\ltj@set@jaxspmode#1,#2:{%
 376   \lowercase{\edef\ltj@temp{#2}}%
 377   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 378   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 379   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 380   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 381   \ltj@@set@stack{XSP}03#1 \ltj@temp}
 382
 383 % alxspmode = {<char_code>, <mode>}
 384 % mode: inhibit, preonly, postonly, allow
 385 %    or       0        1         2      3
 386 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 387   \expandafter\ltj@set@jaxspmode#1:\relax}% same code as jaxspmode
 388
 389 % autospacing = <bool> (default: true)
 390 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 391   \ifltj@japaram@autospacing
 392     \directlua{luatexja.ext_print_global()}\unsetattribute\ltj@autospc
 393   \else
 394     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 395   \fi}
 396
 397 % autoxspacing = <bool> (default: true)
 398 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 399   \ifltj@japaram@autoxspacing
 400     \directlua{luatexja.ext_print_global()}\unsetattribute\ltj@autoxspc
 401   \else
 402     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 403   \fi}
 404
 405 % [x]]kanjiskip = <skip>
 406 \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
 407 \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
 408 \newluafunction\ltjsetkanjiskip@inner
 409 \newluafunction\ltjsetxkanjiskip@inner
 410 \directlua{
 411   local t, scan_glue = lua.get_functions_table(), token.scan_glue
 412   local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
 413   t[\the\ltjsetkanjiskip@inner] = function()
 414     local d = scan_glue(); sss(sti.KSK, d); node.free(d)
 415   end
 416   t[\the\ltjsetxkanjiskip@inner] = function()
 417     local d = scan_glue(); sss(sti.XSK, d); node.free(d)
 418   end
 419 }
 420 \protected\luadef\ltjsetkanjiskip \ltjsetkanjiskip@inner
 421 \protected\luadef\ltjsetxkanjiskip\ltjsetxkanjiskip@inner
 422
 423 % jcharwidowpenalty = <count>
 424 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 425   \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }
 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 }{\@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\ltj@@next=\relax\else\let\ltj@@next=\ltj@@scrange
 450     \directlua{luatexja.charrange.toggle_char_range(%
 451       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 452   \fi\ltj@@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   \ltj@@start@time@measure{set_par}%
 461   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 462   \ltj@@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   \ltj@@start@time@measure{set_par}%
 468   \setkeys[ltj]{japaram}{#1}%
 469   \ltj@@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   \ltj@@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 \newluafunction\ltj@@getparam@one@inner
 496 \directlua{
 497   (lua.get_functions_table())[\the\ltj@@getparam@one@inner] = luatexja.ext_get_parameter_unary
 498 }
 499 \luadef\ltj@@getparam@one\ltj@@getparam@one@inner
 500 \def\ltj@@getparam@two#1#2{%
 501   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 502 }
 503
 504 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 505 \let\ltj@@origchar=\char
 506 \newluafunction\ltj@alljachar@inner
 507 \directlua{
 508   local t, set_attr = lua.get_functions_table(), tex.setattribute
 509   local get_attr, floor = tex.getattribute, math.floor
 510   local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
 511   local lang_ja = luatexja.lang_ja
 512   t[\the\ltj@alljachar@inner] = function()
 513     font.current(get_attr(attr_curjfnt)); tex.language=lang_ja;
 514     for i=0,6 do
 515       set_attr(luatexbase.attributes['ltj@kcat' .. floor(i)], 0)
 516     end
 517   end
 518 }
 519 \protected\luadef\ltj@alljachar\ltj@alljachar@inner
 520 \protected\def\ltj@allalchar{\relax
 521     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 522     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 523     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 524     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 525     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 526     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 527     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 528
 529 \protected\def\ltjjachar{\leavevmode\afterassignment\ltj@@jachar\ltj@tempcnta}
 530 \def\ltj@@jachar{{\directlua{tex.globaldefs=0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 531 \protected\def\ltjalchar{\leavevmode\afterassignment\ltj@@alchar\ltj@tempcnta}
 532 \def\ltj@@alchar{{\directlua{tex.globaldefs=0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 533
 534 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 535 \protected\def\ltjsetmathletter#1{%
 536   \directlua{luatexja.math.is_math_letters[token.scan_int()]=true}#1\relax
 537 }
 538 \protected\def\ltjunsetmathletter#1{%
 539   \directlua{luatexja.math.is_math_letters[token.scan_int()]=false}#1\relax
 540 }
 541
 542 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 543 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 544 % いつも global
 545 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 546   \ltj@reset@globaldefs
 547   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 548   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 549   \ltj@tempcntc=\directlua{tex.sprint(-2,luatexja.__temp)}\relax
 550   \ifnum\ltj@tempcntc=\m@ne
 551     \@PackageError{luatexja-core}%
 552     {\string#1 is not a control sequence that represents \MessageBreak
 553      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 554     \ltj@tempcntc=\ltj@curjfnt
 555   \fi\ltj@restore@globaldefs}
 556
 557 \protected\def\ltjdeclarealtfont#1#2#3{%
 558   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 559    \ltj@@getjfontnumber#2%
 560    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 561 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 562   \ifx\ltj@temp\empty\let\@next=\relax\else
 563   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 564 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 565 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 566   \ifx\ltj@temp\empty
 567     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 568   \else
 569     \def\ltj@temp{#1}%
 570     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 571     \def\ltj@temp{#2}%
 572     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 573   \fi
 574   \directlua{luatexja.jfont.set_alt_font(
 575     \the\ltj@tempcnta,\the\ltj@tempcntb,
 576     \the\ltj@tempcntc, \the\@tempcnta)}%
 577   }
 578
 579 %%%%%%%% \ltjclearaltfont<font_cs>
 580 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 581 \protected\def\ltjclearaltfont#1{%
 582   {\ltj@@getjfontnumber#1%
 583    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 584
 585
 586 %%%%%%%% \yoko, \tate,\dtou
 587 \protected\def\tate{%
 588   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 589 }
 590 \protected\def\yoko{%
 591   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 592 }
 593 \protected\def\dtou{%
 594   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 595 }
 596 \protected\def\utod{% 「縦数式ディレクション」
 597   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 598 }
 599 \define@key[ltj]{japaram}{direction}{%% always local
 600   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 601 }
 602
 603 \yoko
 604
 605 %%%% insert
 606 \let\ltj@@orig@insert\insert
 607 \newluafunction\ltj@@lua@populate@insertwhatsit@inner
 608 \directlua{
 609   (lua.get_functions_table())[\the\ltj@@lua@populate@insertwhatsit@inner]
 610     = luatexja.direction.populate_insertion_dir_whatsit
 611 }
 612 \luadef\ltj@@lua@populate@insertwhatsit\ltj@@lua@populate@insertwhatsit@inner
 613 \protected\def\ltj@@insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 614 \let\insert\ltj@@insert %% PRIMITIVE
 615 \protected\def\ltj@@insert@A{\ltj@@orig@insert\ltj@tempcnta\bgroup
 616   \aftergroup\ltj@@insert@B\let\ltj@@next}
 617 \protected\def\ltj@@insert@B{\ltj@@lua@populate@insertwhatsit\endgroup}
 618
 619 %%%% vadjust
 620 \let\ltj@@orig@vadjust\vadjust
 621 \newluafunction\ltj@@vadjust@begin@inner
 622 \newluafunction\ltj@@vadjust@dirhook@inner
 623 \newluafunction\ltj@@vadjust@check@dir@inner
 624 \directlua{
 625   local t = lua.get_functions_table()
 626   t[\the\ltj@@vadjust@begin@inner] = luatexja.direction.adjust_begin
 627   t[\the\ltj@@vadjust@dirhook@inner]
 628     = function () luatexja.direction.set_list_direction_hook('adj') end
 629   t[\the\ltj@@vadjust@check@dir@inner] = luatexja.direction.check_adjust_direction
 630 }
 631 \protected\luadef\ltj@@vadjust\ltj@@vadjust@begin@inner
 632 \luadef\ltj@@vadjust@dirhook\ltj@@vadjust@dirhook@inner
 633 \protected\luadef\ltj@@vadjust@check@dir\ltj@@vadjust@check@dir@inner
 634 \def\ltj@@vadjust@pre{\ltj@@orig@vadjust pre\bgroup\ltj@@vadjust@dirhook
 635   \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
 636 \def\ltj@@vadjust@post{\ltj@@orig@vadjust\bgroup\ltj@@vadjust@dirhook
 637   \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
 638 \let\vadjust\ltj@@vadjust %% PRIMITIVE
 639
 640 %%%% \hbox, \vbox, \vtop
 641 \setbox\z@\hbox{%
 642   \primitive\everymath{}%
 643   $\directlua{% This value depends on the version of LuaTeX.
 644      luatexja.stack.mmode = -tex.getnest().mode
 645   }$%
 646 }
 647 \setbox\z@\box\voidb@x
 648 \newluafunction\ltj@@box@dirhook@inner
 649 \newluafunction\ltj@@reset@badness@inner
 650 \directlua{
 651   local t, ltjd = lua.get_functions_table(), luatexja.direction
 652   t[\the\ltj@@box@dirhook@inner]
 653     = function() ltjd.set_list_direction_hook() end
 654   t[\the\ltj@@reset@badness@inner] = function()
 655     if luatexja.global_temp then
 656       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 657       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 658       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 659     end
 660   end
 661 }
 662 \luadef\ltj@@box@dirhook\ltj@@box@dirhook@inner
 663 \ifltj@everyhook@avail% using everyhook package
 664   \PushPreHook{hbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 665   \PushPreHook{vbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 666 \else
 667   \let\ltj@@everyhbox\everyhbox\let\ltj@@everyvbox\everyvbox
 668   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 669   \let\everyhbox\ltj@@i@everyhbox\let\everyvbox\ltj@@i@everyvbox
 670   \ltj@@everyhbox{\ltj@@box@dirhook
 671     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
 672   \ltj@@everyvbox{\ltj@@box@dirhook
 673     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
 674 \fi
 675
 676 \luadef\ltj@@reset@badness\ltj@@reset@badness@inner
 677
 678 %%%% \raise, \lower, \moveleft, \moveright
 679 \newluafunction\ltj@@lua@raisebox@inner
 680 \directlua{
 681   (lua.get_functions_table())[\the\ltj@@lua@raisebox@inner]=luatexja.direction.raise_box
 682 }
 683 \protected\luadef\ltj@@lua@raisebox\ltj@@lua@raisebox@inner
 684 \let\ltj@@orig@raise\raise
 685 \let\ltj@@orig@lower\lower
 686 \protected\def\ltj@@raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise@\ltj@tempdima}
 687 \protected\def\ltj@@lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise@\ltj@tempdima-}
 688 \protected\def\ltj@@raise@{%
 689   \ltj@restore@globaldefs
 690   \edef\ltj@@raise@a{%
 691     \ltj@@lua@raisebox\ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 692   }\ltj@afterbox\ltj@@raise@a}
 693 \let\ltj@@orig@moveleft\moveleft
 694 \let\ltj@@orig@moveright\moveright
 695 \protected\def\ltj@@moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft@\ltj@tempdima}
 696 \protected\def\ltj@@moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft@\ltj@tempdima-}
 697 \protected\def\ltj@@moveleft@{%
 698   \ltj@restore@globaldefs
 699   \edef\ltj@@moveleft@a{%
 700     \ltj@@lua@raisebox\ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 701   }\ltj@afterbox\ltj@@moveleft@a}
 702 \let\raise\ltj@@raise %% PRIMITIVE
 703 \let\lower\ltj@@lower %% PRIMITIVE
 704 \let\moveleft\ltj@@moveleft %% PRIMITIVE
 705 \let\moveright\ltj@@moveright %% PRIMITIVE
 706
 707 %%%%\vsplit
 708 \newluafunction\ltj@@vsplit@inner
 709 \directlua{
 710   (lua.get_functions_table())[\the\ltj@@vsplit@inner]=luatexja.direction.vsplit
 711 }
 712 \let\ltj@@orig@vsplit\vsplit
 713 \protected\def\ltj@@vsplit{\luafunction\ltj@@vsplit@inner}
 714 \let\vsplit\ltj@@vsplit %% PRIMITIVE
 715
 716 %%%% \vcenter
 717 \let\ltj@@orig@vcenter\vcenter
 718 \protected\def\ltj@@vcenter{\ltj@afterbox\ltj@@vcenter@\vbox}
 719 \protected\def\ltj@@vcenter@{%
 720   \ltj@@lua@raisebox\ltj@@orig@vcenter{\box\ltj@afbox}%
 721 }
 722 \let\vcenter\ltj@@vcenter %% PRIMITIVE
 723
 724 %%%% \unhbox and \unvbox
 725 \newluafunction\ltj@@lua@unboxcheckdir@inner
 726 \newluafunction\ltj@@lua@uncopycheckdir@inner
 727 \newluafunction\ltj@@lua@uncopy@restore@whatsit@inner
 728 \directlua{
 729   local t = lua.get_functions_table()
 730   t[\the\ltj@@lua@unboxcheckdir@inner]=luatexja.direction.unbox_check_dir
 731   t[\the\ltj@@lua@uncopycheckdir@inner]=luatexja.direction.uncopy_check_dir
 732   t[\the\ltj@@lua@uncopy@restore@whatsit@inner]=luatexja.direction.uncopy_restore_whatsit
 733 }
 734 \luadef\ltj@@lua@unboxcheckdir\ltj@@lua@unboxcheckdir@inner
 735 \luadef\ltj@@lua@uncopycheckdir\ltj@@lua@uncopycheckdir@inner
 736 \luadef\ltj@@lua@uncopy@restore@whatsit\ltj@@lua@uncopy@restore@whatsit@inner
 737 \long\def \@gobbletwo #1#2{}
 738 \let\ltj@@orig@unhbox\unhbox
 739 \let\ltj@@orig@unvbox\unvbox
 740 \protected\def\ltj@@unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox@\ltj@tempcnta}
 741 \protected\def\ltj@@unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox@\ltj@tempcnta}
 742 \protected\def\ltj@@unhbox@{\ltj@@lua@unboxcheckdir\expandafter\ltj@@orig@unhbox\the\ltj@tempcnta\relax}
 743 \protected\def\ltj@@unvbox@{\ltj@@lua@unboxcheckdir\expandafter\ltj@@orig@unvbox\the\ltj@tempcnta\relax}
 744 \let\ltj@@orig@unhcopy\unhcopy
 745 \let\ltj@@orig@unvcopy\unvcopy
 746 \protected\def\ltj@@unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy@\ltj@tempcnta}
 747 \protected\def\ltj@@unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy@\ltj@tempcnta}
 748 \protected\def\ltj@@unhcopy@{%
 749   \ltj@@lua@uncopycheckdir\expandafter\ltj@@orig@unhcopy\the\ltj@tempcnta\relax
 750   \ltj@@lua@uncopy@restore@whatsit}%
 751 \protected\def\ltj@@unvcopy@{%
 752   \ltj@@lua@uncopycheckdir\expandafter\ltj@@orig@unvcopy\the\ltj@tempcnta\relax
 753   \ltj@@lua@uncopy@restore@whatsit}%
 754 \let\unhbox\ltj@@unhbox %% PRIMITIVE
 755 \let\unvbox\ltj@@unvbox %% PRIMITIVE
 756 \let\unhcopy\ltj@@unhcopy %% PRIMITIVE
 757 \let\unvcopy\ltj@@unvcopy %% PRIMITIVE
 758
 759 %%%% lastbox
 760 \let\ltj@@orig@lastbox=\lastbox
 761 \protected\def\ltj@@lastbox{\directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox}
 762 \let\lastbox\ltj@@lastbox %% PRIMITIVE
 763
 764 %%%%%%%% \ltjgetwd<box_num> etc.
 765 \def\ltj@@getwd{\directlua{luatexja.direction.get_box_dim('width', token.scan_int())}}
 766 \def\ltj@@getht{\directlua{luatexja.direction.get_box_dim('height', token.scan_int())}}
 767 \def\ltj@@getdp{\directlua{luatexja.direction.get_box_dim('depth', token.scan_int())}}
 768 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 769
 770 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 771 \protected\def\ltjsetwd{\directlua{luatexja.direction.set_box_dim('width')}}
 772 \protected\def\ltjsetht{\directlua{luatexja.direction.set_box_dim('height')}}
 773 \protected\def\ltjsetdp{\directlua{luatexja.direction.set_box_dim('depth')}}
 774
 775
 776 %%------------------ Load module for the format
 777
 778 \directlua{luatexja.load_kinsoku()}
 779 \ifltj@in@latex                 %<*LaTeX>
 780   \RequirePackage{ltj-latex}
 781 \else\ifltj@in@plain            %<*plain>
 782   \input ltj-plain.sty %
 783 \fi\fi                          %</LaTeX|plain>
 784
 785 \newcatcodetable\ltj@temp@cctb
 786 \def\ltj@overwrite@catcodetable#1{%
 787   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 788   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode\ltjlineendcomment=14}%"
 789 }
 790 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 791 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 792 \ltj@overwrite@catcodetable\CatcodeTableExpl
 793
 794
 795 %%------------------ all done
 796 \ltj@core@AtEnd
 797 \endinput
 798 %% EOF