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}[2020-08-04 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{luatexbase}
  77   \RequirePackage{luaotfload}
  78   \RequirePackage{ltxcmds}    [2011/11/09] % v1.22
  79   \RequirePackage{pdftexcmds} [2011/11/29] % v0.20
  80   \RequirePackage{xkeyval}    [2012/10/14] % v2.6b
  81   \RequirePackage{etoolbox}
  82   \RequirePackage{lltjp-atbegshi}
  83   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
  84 \else                           %<*!LaTeX>
  85   \input luatexbase.sty
  86   \input luaotfload.sty
  87   \input ltxcmds.sty
  88   \input pdftexcmds.sty
  89   \input xkeyval
  90   \input lltjp-atbegshi.sty
  91 \fi                             %</LaTeX>
  92 \endlinechar=-1 %
  93
  94 %% Check if LuaTeX is used
  95 \ltx@LocalExpandAfter\ifx\csname directlua\endcsname\relax
  96   % Loading is silently aborted, since the notice of the wrong
  97   % engine is already shown in luaotfload.
  98   \ltj@core@AtEnd
  99 \expandafter\endinput\fi\relax
 100
 101 %% Check LuaTeX version.
 102 \ifnum\luatexversion<100
 103   \@PackageError{luatexja-core}
 104     {This LuaTeX engine is too old for this package;\MessageBreak
 105      at least 1.0.0 is needed}
 106     {Package loading is aborted now.\MessageBreak}
 107 \expandafter\endinput\fi\relax
 108
 109 %% \LuaTeXjaAvailable
 110 %! 環境検査にパスした時に定義される.
 111 \let\LuaTeXjaAvailable=t %
 112
 113 %%------------------
 114 \endlinechar=13
 115
 116 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 117 % LuaTeX-ja core TeX source
 118
 119 \newcount\ltjlineendcomment
 120 \ltjlineendcomment="FFFFF
 121 \catcode\ltjlineendcomment=14 %"
 122
 123 \def\ltj@loaded{hoge}
 124
 125 \newdimen\ltj@dimen@zw
 126 \newdimen\ltj@dimen@zh
 127 \newdimen\ltj@dimen@jQ \ltj@dimen@jQ=0.25mm
 128 \let\jQ=\ltj@dimen@jQ \let\jH=\jQ
 129
 130 %%%%%%%% error message
 131 \def\ltj@defnum{0}
 132 \def\ltj@defdimen{0}
 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@charclass\z@
 154 \ltj@curjfnt\m@ne
 155 \ltj@curtfnt\m@ne
 156
 157 %%%%%%%% Attributes for character ranges
 158 \newcount\ltj@tempcnta
 159 \ltj@tempcnta\z@
 160 \loop\ifnum\ltj@tempcnta<7
 161   \expandafter\newattribute%
 162     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 163   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 164   \advance\ltj@tempcnta\@ne
 165 \repeat
 166
 167
 168 %%%%%%%% Loading luatexja.lua
 169 %% Quark tokens needed in ltj-base
 170 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 171 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 172
 173 \directlua{%
 174   luatexja = {};
 175   luatexja.lang_ja = \the\ltj@@japanese;
 176   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 177       "File `luatexja.lua' not found"))
 178 }
 179
 180 %% \RequireLuaTeXjaSubmodule{name}[date]
 181 % A TeX version of luatexja.load_module(name)
 182 % The second optional argument [date] is simply ignored.
 183 \def\RequireLuaTeXjaSubmodule#1{%
 184   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 185 \def\ltj@requirelua@submod#1[#2]{%
 186   \directlua{luatexja.load_module("\luatexluaescapestring{#1}")}}
 187
 188
 189 %%%%%%%% Load all sub-packages.
 190 \ifltj@in@latex                 %<*LaTeX>
 191   \RequirePackage{ltj-base}
 192 \else                           %<*!LaTeX>
 193   \input ltj-base.sty %
 194 \fi                             %</LaTeX>
 195
 196 %%%%%%%% \asluastring
 197 \def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}
 198
 199 %%%%%%%% Redefine \/
 200 \newluafunction\ltj@@italic@inner
 201 \newluafunction\ltj@@start@time@measure@inner
 202 \newluafunction\ltj@@stop@time@measure@inner
 203 \directlua{
 204   local t = lua.get_functions_table()
 205   local start_time_measure = luatexja.base.start_time_measure
 206   local stop_time_measure = luatexja.base.stop_time_measure
 207   local scan_arg = token.scan_argument
 208   t[\the\ltj@@italic@inner] = luatexja.jfont.append_italic
 209   t[\the\ltj@@start@time@measure@inner] = function()
 210     start_time_measure(scan_arg())
 211   end
 212   t[\the\ltj@@stop@time@measure@inner] = function()
 213     stop_time_measure(scan_arg())
 214   end
 215 }
 216 \protected\def\/{\relax\luafunction\ltj@@italic@inner}
 217 \luadef\ltj@@start@time@measure\ltj@@start@time@measure@inner
 218 \luadef\ltj@@stop@time@measure\ltj@@stop@time@measure@inner
 219
 220 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 221 \protected\def\jfont#1{%
 222   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko','\luatexluaescapestring{\noexpand#1}')}}
 223 \protected\def\globaljfont#1{%
 224   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko','\luatexluaescapestring{\noexpand#1}')}}
 225 \newluafunction\ltj@@jfont@inner
 226 \directlua{
 227   local t = lua.get_functions_table()
 228   t[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
 229 }
 230 \def\ltj@@jfont{\luafunction\ltj@@jfont@inner}
 231
 232 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 233 \protected\def\tfont#1{%
 234   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'tate','\luatexluaescapestring{\noexpand#1}')}}
 235 \protected\def\globaltfont#1{%
 236   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'tate','\luatexluaescapestring{\noexpand#1}')}}
 237
 238 %%%%%%%% \zw, \zh
 239 \newluafunction\ltj@zw@inner
 240 \newluafunction\ltj@zh@inner
 241 \directlua{
 242   local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
 243   t[\the\ltj@zw@inner] = function() setdimen('ltj@dimen@zw', ltjf.get_zw()) end
 244   t[\the\ltj@zh@inner] = function() setdimen('ltj@dimen@zh', ltjf.get_zh()) end
 245 }
 246 \protected\def\ltj@zw{\luafunction\ltj@zw@inner\ltj@dimen@zw}
 247 \protected\def\ltj@zh{\luafunction\ltj@zh@inner\ltj@dimen@zh}
 248 \let\zw=\ltj@zw
 249 \let\zh=\ltj@zh
 250
 251 %%%%%%%% \inhibitglue
 252 \newluafunction\ltj@reset@globaldefs@inner
 253 \newluafunction\ltj@restore@globaldefs@inner
 254 \newluafunction\ltj@@ihb@inner
 255 \newluafunction\ltj@@fakeparbegin@inner
 256 \newluafunction\ltj@@fakeboxbdd@inner
 257 \directlua{
 258   local t = lua.get_functions_table()
 259   t[\the\ltj@reset@globaldefs@inner]
 260      = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
 261   t[\the\ltj@restore@globaldefs@inner]
 262      = function() tex.globaldefs = luatexja.global_temp end
 263   t[\the\ltj@@ihb@inner] = luatexja.jfmglue.create_inhibitglue_node
 264   t[\the\ltj@@fakeparbegin@inner] = luatexja.jfmglue.create_beginpar_node
 265   t[\the\ltj@@fakeboxbdd@inner] = luatexja.jfmglue.create_boxbdd_node
 266 }
 267 \protected\luadef\ltj@reset@globaldefs  \ltj@reset@globaldefs@inner
 268 \protected\luadef\ltj@restore@globaldefs\ltj@restore@globaldefs@inner
 269 \protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
 270 \protected\def\ltjfakeparbegin{\ifhmode\relax\luafunction\ltj@@fakeparbegin@inner\fi}
 271 \protected\def\ltjfakeboxbdd{\ifhmode\relax\luafunction\ltj@@fakeboxbdd@inner\fi}
 272
 273
 274 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 275 \protected\def\ltjdefcharrange#1#2{%
 276   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 277 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 278   \ifx\ltj@temp\empty\let\@next=\relax\else
 279   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 280 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 281 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 282   \ifx\ltj@temp\empty
 283     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 284   \else
 285     \def\ltj@temp{#1}%
 286     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 287     \def\ltj@temp{#2}%
 288     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 289   \fi
 290   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 291     \the\ltj@tempcntc)}%
 292   }
 293
 294 %%%%%%%% \ltjsetparameter
 295 \newcount\ltj@@stack \newcount\ltj@@group@level
 296 \ltj@@group@level\z@\ltj@@stack\z@
 297
 298 \setbox\z@\hbox{%
 299   \directlua{% This value depends on the version of LuaTeX.
 300     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 301   }%
 302 }
 303 \setbox\z@\vbox{%
 304   \directlua{% This value depends on the version of LuaTeX.
 305     luatexja.stack.vmode = -tex.nest[tex.nest.ptr].mode
 306   }%
 307 }
 308 \setbox\z@\box\voidb@x
 309
 310 % prebreakpenalty = {<char_code>, <penalty>}
 311 \define@key[ltj]{japaram}{kcatcode}{\ltj@@set@stack{KCAT}{0}{0x7FFFFFFF}#1\relax}
 312 \define@key[ltj]{japaram}{prebreakpenalty}{\ltj@@set@stack{PRE}{-10000}{10000}#1\relax}
 313 \define@key[ltj]{japaram}{postbreakpenalty}{\ltj@@set@stack{POST}{-10000}{10000}#1\relax}
 314 \def\ltj@@set@stack#1#2#3{%
 315   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#1,#2,#3)}}
 316 %\def\ltj@@set@stack#1,#2:#3#4#5{%
 317 %  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 318 %    \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 319
 320 % jatextfont = {<char_code>, <font_cs>}
 321 % only horizontal font is supported
 322 \define@key[ltj]{japaram}{jatextfont}{%
 323   \expandafter\ltj@@set@stackfont#1:{MJT}}
 324 \define@key[ltj]{japaram}{jascriptfont}{%
 325   \expandafter\ltj@@set@stackfont#1:{MJS}}
 326 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 327   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 328 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 329   \ltj@reset@globaldefs
 330   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 331   \ifnum\ltj@curjfnt=\m@ne
 332     \@PackageError{luatexja-core}%
 333     {\string#2 is not a control sequence that represents \MessageBreak
 334      a Japanese font}{}%
 335   \else
 336     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 337     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 338   \fi
 339   \ltj@curjfnt=\ltj@tempcnta
 340   \ltj@restore@globaldefs
 341   }
 342
 343 % {y,t}{ja,al}baselineshift = <dimen>
 344 % yjabaselineshift = <dimen>
 345 \define@key[ltj]{japaram}{yalbaselineshift}{%
 346   \directlua{tex.setattribute(luatexja.isglobal,
 347     luatexbase.attributes['ltj@yablshift'], token.scan_dimen())}#1\relax}
 348 \define@key[ltj]{japaram}{yjabaselineshift}{%
 349   \directlua{tex.setattribute(luatexja.isglobal,
 350     luatexbase.attributes['ltj@ykblshift'], token.scan_dimen())}#1\relax}
 351 \define@key[ltj]{japaram}{talbaselineshift}{%
 352   \directlua{tex.setattribute(luatexja.isglobal,
 353     luatexbase.attributes['ltj@tablshift'], token.scan_dimen())}#1\relax}
 354 \define@key[ltj]{japaram}{tjabaselineshift}{%
 355   \directlua{tex.setattribute(luatexja.isglobal,
 356     luatexbase.attributes['ltj@tkblshift'], token.scan_dimen())}#1\relax}
 357
 358 % jaxspmode = {<char_code>, <mode>}
 359 % mode: inhibit, preonly, postonly, allow
 360 %    or       0        1         2      3
 361 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 362   \expandafter\ltj@set@jaxspmode#1:\relax}
 363 \def\ltj@set@jaxspmode#1,#2:{%
 364   \lowercase{\edef\ltj@temp{#2}}%
 365   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 366   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 367   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 368   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 369   \ltj@@set@stack{XSP}03#1 \ltj@temp}
 370
 371 % alxspmode = {<char_code>, <mode>}
 372 % mode: inhibit, preonly, postonly, allow
 373 %    or       0        1         2      3
 374 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 375   \expandafter\ltj@set@jaxspmode#1:\relax}% same code as jaxspmode
 376
 377 % autospacing = <bool> (default: true)
 378 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 379   \ifltj@japaram@autospacing
 380     \directlua{luatexja.ext_print_global()}\ltj@autospc\@ne
 381   \else
 382     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 383   \fi}
 384
 385 % autoxspacing = <bool> (default: true)
 386 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 387   \ifltj@japaram@autoxspacing
 388     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\@ne
 389   \else
 390     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 391   \fi}
 392
 393 % [x]]kanjiskip = <skip>
 394 \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
 395 \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
 396 \newluafunction\ltjsetkanjiskip@inner
 397 \newluafunction\ltjsetxkanjiskip@inner
 398 \directlua{
 399   local t, scan_glue = lua.get_functions_table(), token.scan_glue
 400   local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
 401   t[\the\ltjsetkanjiskip@inner] = function()
 402     local d = scan_glue(); sss(sti.KSK, d); node.free(d)
 403   end
 404   t[\the\ltjsetxkanjiskip@inner] = function()
 405     local d = scan_glue(); sss(sti.XSK, d); node.free(d)
 406   end
 407 }
 408 \protected\luadef\ltjsetkanjiskip \ltjsetkanjiskip@inner
 409 \protected\luadef\ltjsetxkanjiskip\ltjsetxkanjiskip@inner
 410
 411 % jcharwidowpenalty = <count>
 412 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 413   \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }
 414
 415 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 416 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 417   {large,small,average,pleft,pright,paverage,both}{%
 418   \ifcase\ltj@tempr
 419     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 420     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 421     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 422     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 423     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 424     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 425     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 426   \fi
 427 }{\@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 428   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 429   `pleft', `pright', 'paverage' or `both'. }}
 430   % large, small, average, pleft, pright, paverage, both
 431
 432
 433 % jacharrange = { +-<range_number> }
 434 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 435 \def\ltj@@scrange#1,{%
 436   \edef\ltj@temp{#1}%
 437   \ifx\ltj@temp\empty\let\ltj@@next=\relax\else\let\ltj@@next=\ltj@@scrange
 438     \directlua{luatexja.charrange.toggle_char_range(%
 439       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 440   \fi\ltj@@next
 441 }
 442
 443 \protected\def\ltj@setpar@global{%
 444   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 445     \else\directlua{luatexja.isglobal=''}\fi
 446 }
 447 \protected\def\ltjsetparameter#1{%
 448   \ltj@@start@time@measure{set_par}%
 449   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 450   \ltj@@stop@time@measure{set_par}%
 451   \ignorespaces}
 452 \protected\def\ltjglobalsetparameter#1{%
 453   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 454     \else\directlua{luatexja.isglobal='global'}\fi%
 455   \ltj@@start@time@measure{set_par}%
 456   \setkeys[ltj]{japaram}{#1}%
 457   \ltj@@stop@time@measure{set_par}%
 458   \ignorespaces}
 459
 460 %%%%%%%% \ltjgetparameter
 461 \def\ltj@@decl@array@param#1{%
 462   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 463 }
 464 \ltj@@decl@array@param{prebreakpenalty}
 465 \ltj@@decl@array@param{postbreakpenalty}
 466 \ltj@@decl@array@param{jaxspmode}
 467 \ltj@@decl@array@param{alxspmode}
 468 \ltj@@decl@array@param{kcatcode}
 469 \ltj@@decl@array@param{jacharrange}
 470 \ltj@@decl@array@param{chartorange}
 471 \ltj@@decl@array@param{boxdir}
 472 \def\ltjgetparameter#1{%
 473   \ltj@@start@time@measure{get_par}%
 474   % stop call is moved in luatexja.lua
 475   \ifcsname ltj@@array@param/#1\endcsname
 476     \expandafter\ltx@firstoftwo
 477   \else
 478     \expandafter\ltx@secondoftwo
 479   \fi
 480   {\ltj@@getparam@two{#1}}%
 481   {\ltj@@getparam@one{#1}}%
 482 }
 483 \newluafunction\ltj@@getparam@one@inner
 484 \directlua{
 485   local t = lua.get_functions_table()
 486   t[\the\ltj@@getparam@one@inner] = luatexja.ext_get_parameter_unary
 487 }
 488 \luadef\ltj@@getparam@one\ltj@@getparam@one@inner
 489 \def\ltj@@getparam@two#1#2{%
 490   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 491 }
 492
 493 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 494 \let\ltj@@origchar=\char
 495 \newluafunction\ltj@alljachar@inner
 496 \directlua{
 497   local t, set_attr = lua.get_functions_table(), tex.setattribute
 498   local get_attr, floor = tex.getattribute, math.floor
 499   local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
 500   local lang_ja = luatexja.lang_ja
 501   t[\the\ltj@alljachar@inner] = function()
 502     font.current(get_attr(attr_curjfnt)); tex.language=lang_ja;
 503     for i=0,6 do
 504       set_attr(luatexbase.attributes['ltj@kcat' .. floor(i)],0)
 505     end
 506   end
 507 }
 508 \protected\luadef\ltj@alljachar\ltj@alljachar@inner
 509 \protected\def\ltj@allalchar{\relax
 510     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 511     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 512     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 513     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 514     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 515     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 516     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 517
 518 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 519 \def\ltj@@jachar{{\directlua{tex.globaldefs=0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 520 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 521 \def\ltj@@alchar{{\directlua{tex.globaldefs=0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 522
 523 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 524 \protected\def\ltjsetmathletter#1{%
 525   \directlua{luatexja.math.is_math_letters[token.scan_int()]=true}#1\relax
 526 }
 527 \protected\def\ltjunsetmathletter#1{%
 528   \directlua{luatexja.math.is_math_letters[token.scan_int()]=false}#1\relax
 529 }
 530
 531 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 532 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 533 % いつも global
 534 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 535   \ltj@reset@globaldefs
 536   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 537   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 538   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 539   \ifnum\ltj@tempcntc=\m@ne
 540     \@PackageError{luatexja-core}%
 541     {\string#1 is not a control sequence that represents \MessageBreak
 542      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 543     \ltj@tempcntc=\ltj@curjfnt
 544   \fi\ltj@restore@globaldefs}
 545
 546 \protected\def\ltjdeclarealtfont#1#2#3{%
 547   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 548    \ltj@@getjfontnumber#2%
 549    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 550 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 551   \ifx\ltj@temp\empty\let\@next=\relax\else
 552   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 553 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 554 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 555   \ifx\ltj@temp\empty
 556     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 557   \else
 558     \def\ltj@temp{#1}%
 559     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 560     \def\ltj@temp{#2}%
 561     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 562   \fi
 563   \directlua{luatexja.jfont.set_alt_font(
 564     \the\ltj@tempcnta,\the\ltj@tempcntb,
 565     \the\ltj@tempcntc, \the\@tempcnta)}%
 566   }
 567
 568 %%%%%%%% \ltjclearaltfont<font_cs>
 569 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 570 \protected\def\ltjclearaltfont#1{%
 571   {\ltj@@getjfontnumber#1%
 572    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 573
 574
 575 %%%%%%%% \yoko, \tate,\dtou
 576 \protected\def\tate{%
 577   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 578 }
 579 \protected\def\yoko{%
 580   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 581 }
 582 \protected\def\dtou{%
 583   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 584 }
 585 \protected\def\utod{% 「縦数式ディレクション」
 586   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 587 }
 588 \define@key[ltj]{japaram}{direction}{%% always local
 589   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 590 }
 591
 592 \yoko
 593
 594 %%%% insert
 595 \let\orig@insert=\insert
 596 \newluafunction\ltj@@lua@populate@insertwhatsit@inner
 597 \directlua{
 598   local t = lua.get_functions_table()
 599   t[\the\ltj@@lua@populate@insertwhatsit@inner]
 600     = luatexja.direction.populate_insertion_dir_whatsit
 601 }
 602 \luadef\ltj@@lua@populate@insertwhatsit\ltj@@lua@populate@insertwhatsit@inner
 603 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 604 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
 605   \aftergroup\ltj@@insert@B\let\ltj@@next}
 606 \protected\def\ltj@@insert@B{\ltj@@lua@populate@insertwhatsit\endgroup}
 607
 608 %%%% vadjust
 609 \let\ltj@@orig@vadjust=\vadjust
 610 \protected\def\vadjust{%
 611   \ltj@@orig@vadjust\bgroup
 612   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
 613   \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
 614 \protected\def\ltj@@vadjust@check@dir{%
 615   \directlua{luatexja.direction.check_adjust_direction()}%
 616 }
 617
 618 %%%% \hbox, \vbox, \vtop
 619 \setbox\z@\hbox{%
 620   \primitive\everymath{}%
 621   $\directlua{% This value depends on the version of LuaTeX.
 622      luatexja.stack.mmode = -tex.nest[tex.nest.ptr].mode
 623   }$%
 624 }
 625 \setbox\z@\box\voidb@x
 626 \newluafunction\ltj@@box@dirhook@inner
 627 \newluafunction\ltj@@reset@badness@inner
 628 \directlua{
 629   local t, ltjd = lua.get_functions_table(), luatexja.direction
 630   t[\the\ltj@@box@dirhook@inner]
 631     = function() ltjd.set_list_direction_hook() end
 632   t[\the\ltj@@reset@badness@inner] = function()
 633     if luatexja.global_temp then
 634       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 635       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 636       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 637     end
 638   end
 639 }
 640 \luadef\ltj@@box@dirhook\ltj@@box@dirhook@inner
 641 \ifltj@everyhook@avail% using everyhook package
 642   \PushPreHook{hbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 643   \PushPreHook{vbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 644 \else
 645   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
 646   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 647   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
 648   \ltj@@everyhbox{\ltj@@box@dirhook
 649     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
 650   \ltj@@everyvbox{\ltj@@box@dirhook
 651     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
 652 \fi
 653
 654 \protected\def\ltj@@reset@badness{\luafunction\ltj@@reset@badness@inner}
 655
 656 %%%% \raise, \lower, \moveleft, \moveright
 657 \newluafunction\ltj@@lua@raisebox@inner
 658 \directlua{
 659   local t = lua.get_functions_table()
 660   t[\the\ltj@@lua@raisebox@inner]=luatexja.direction.raise_box
 661 }
 662 \protected\luadef\ltj@@lua@raisebox\ltj@@lua@raisebox@inner
 663 \let\ltj@@orig@raise=\raise
 664 \let\ltj@@orig@lower=\lower
 665 \protected\def\raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima}
 666 \protected\def\lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima-}
 667 \protected\def\ltj@@raise{%
 668   \ltj@restore@globaldefs
 669   \edef\ltj@@raise@a{%
 670     \ltj@@lua@raisebox\ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 671   }\ltj@afterbox\ltj@@raise@a}
 672 \let\ltj@@orig@moveleft=\moveleft
 673 \let\ltj@@orig@moveright=\moveright
 674 \protected\def\moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima}
 675 \protected\def\moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima-}
 676 \protected\def\ltj@@moveleft{%
 677   \ltj@restore@globaldefs
 678   \edef\ltj@@moveleft@a{%
 679     \ltj@@lua@raisebox\ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 680   }\ltj@afterbox\ltj@@moveleft@a}
 681
 682 %%%%\vsplit
 683 \let\ltj@@orig@vsplit=\vsplit
 684 \protected\def\vsplit{\directlua{luatexja.direction.vsplit()}}
 685
 686 %%%% \vcenter
 687 \let\ltj@@orig@vcenter=\vcenter
 688 \protected\def\vcenter{\ltj@afterbox\ltj@@vcenter\vbox}
 689 \protected\def\ltj@@vcenter{%
 690   \ltj@@lua@raisebox\ltj@@orig@vcenter{\box\ltj@afbox}%
 691 }
 692
 693 %%%% \shipout
 694 \newluafunction\ltj@@lua@shipout@inner
 695 \directlua{
 696   local t = lua.get_functions_table()
 697   t[\the\ltj@@lua@shipout@inner]=luatexja.direction.shipout
 698 }
 699 \protected\luadef\ltj@@lua@shipout\ltj@@lua@shipout@inner
 700 \protected\def\ltj@shipout{\ltj@afterbox\ltj@@lua@shipout}
 701 \ifprimitive\shipout\let\shipout\ltj@shipout\fi
 702 \ifcsname tex_shipout:D\endcsname
 703   \expandafter\let\csname tex_shipout:D\endcsname\ltj@shipout
 704 \fi
 705 \ifdefined\AtBeginShipoutOriginalShipout
 706   \let\AtBeginShipoutOriginalShipout\ltj@shipout
 707 \fi
 708 %%%% \unhbox and \unvbox
 709 \newluafunction\ltj@@lua@unboxcheckdir@inner
 710 \directlua{
 711   local t = lua.get_functions_table()
 712   t[\the\ltj@@lua@unboxcheckdir@inner]=luatexja.direction.unbox_check_dir
 713 }
 714 \luadef\ltj@@lua@unboxcheckdir\ltj@@lua@unboxcheckdir@inner
 715 \long\def \@gobbletwo #1#2{}
 716 \let\ltj@@orig@unhbox=\unhbox
 717 \let\ltj@@orig@unvbox=\unvbox
 718 \protected\def\unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox\ltj@tempcnta}
 719 \protected\def\unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox\ltj@tempcnta}
 720 \protected\def\ltj@@unhbox{%
 721   \ltj@@lua@unboxcheckdir\ltj@@orig@unhbox\ltj@tempcnta}
 722 \protected\def\ltj@@unvbox{%
 723   \ltj@@lua@unboxcheckdir\ltj@@orig@unvbox\ltj@tempcnta}
 724 \let\ltj@@orig@unhcopy=\unhcopy
 725 \let\ltj@@orig@unvcopy=\unvcopy
 726 \protected\def\unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy\ltj@tempcnta}
 727 \protected\def\unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy\ltj@tempcnta}
 728 \protected\def\ltj@@unhcopy{%
 729   \directlua{luatexja.direction.unbox_check_dir(true)}%
 730   \ltj@@orig@unhcopy\ltj@tempcnta
 731   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 732 \protected\def\ltj@@unvcopy{%
 733   \directlua{luatexja.direction.unbox_check_dir(true)}%
 734   \ltj@@orig@unvcopy\ltj@tempcnta
 735   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 736
 737 %%%% lastbox
 738 \let\ltj@@orig@lastbox=\lastbox
 739 \protected\def\lastbox{%
 740   \directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox
 741 }
 742
 743 %%%%%%%% \ltjgetwd<box_num> etc.
 744 \def\ltj@@getwd{%
 745   \directlua{luatexja.direction.get_box_dim('width', token.scan_int())}}
 746 \def\ltj@@getht{%
 747   \directlua{luatexja.direction.get_box_dim('height', token.scan_int())}}
 748 \def\ltj@@getdp{%
 749   \directlua{luatexja.direction.get_box_dim('depth', token.scan_int())}}
 750 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 751
 752 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 753 \protected\def\ltjsetwd{\directlua{luatexja.direction.set_box_dim('width')}}
 754 \protected\def\ltjsetht{\directlua{luatexja.direction.set_box_dim('height')}}
 755 \protected\def\ltjsetdp{\directlua{luatexja.direction.set_box_dim('depth')}}
 756
 757
 758 %%------------------ Load module for the format
 759
 760 \ifltj@in@latex                 %<*LaTeX>
 761   \RequirePackage{ltj-latex}
 762 \else\ifltj@in@plain            %<*plain>
 763   \input ltj-plain.sty %
 764 \fi\fi                          %</LaTeX|plain>
 765
 766 \newcatcodetable\ltj@temp@cctb
 767 \def\ltj@overwrite@catcodetable#1{%
 768   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 769   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode\ltjlineendcomment=14}%"
 770 }
 771 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 772 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 773 \ltj@overwrite@catcodetable\CatcodeTableExpl
 774
 775
 776 %%------------------ all done
 777 \ltj@core@AtEnd
 778 \endinput
 779 %% EOF