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}[2017/11/12 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{atbegshi}
  82   \RequirePackage{etoolbox}
  83   \AtBeginShipoutInit
  84   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
  85 \else                           %<*!LaTeX>
  86   \input luatexbase.sty
  87   \input luaotfload.sty
  88   \input ltxcmds.sty
  89   \input pdftexcmds.sty
  90   \input xkeyval
  91   \input atbegshi.sty
  92   \AtBeginShipoutInit
  93 \fi                             %</LaTeX>
  94 \endlinechar=-1 %
  95
  96 %% Check if LuaTeX is used
  97 \ltx@LocalExpandAfter\ifx\csname directlua\endcsname\relax
  98   % Loading is silently aborted, since the notice of the wrong
  99   % engine is already shown in luaotfload.
 100   \ltj@core@AtEnd
 101 \expandafter\endinput\fi\relax
 102
 103 %% Check LuaTeX version.
 104 \ifnum\luatexversion<100
 105   \@PackageError{luatexja-core}
 106     {This LuaTeX engine is too old for this package;\MessageBreak
 107      at least 1.0.0 is needed}
 108     {Package loading is aborted now.\MessageBreak}
 109 \expandafter\endinput\fi\relax
 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
 118 %! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
 119 % LuaTeX-ja core TeX source
 120
 121 \newcount\ltjlineendcomment
 122 \ltjlineendcomment="FFFFF
 123 \catcode\ltjlineendcomment=14 %"
 124
 125 \def\ltj@loaded{hoge}
 126
 127 \newdimen\ltj@dimen@zw
 128 \newdimen\ltj@dimen@zh
 129 \newdimen\ltj@dimen@jQ \ltj@dimen@jQ=0.25mm
 130 \let\jQ=\ltj@dimen@jQ \let\jH=\jQ
 131
 132 %%%%%%%% error message
 133 \def\ltj@defnum{0}
 134 \def\ltj@defdimen{0}
 135
 136 %%%%%%%% Attributes for Japanese typesetting.
 137 \newattribute\ltj@icflag    % attribute for italic correction
 138 \newattribute\ltj@curjfnt   % index for ``current horizontal Japanese font''
 139 \newattribute\ltj@curtfnt   % index for ``current vertical Japanese font''
 140 \newattribute\ltj@charclass %
 141 \newattribute\ltj@charcode %
 142 \newattribute\ltj@autospc   % attribute for autospacing
 143 \newattribute\ltj@autoxspc  % attribute for autoxspacing
 144 \newattribute\ltj@yablshift % attribute for yalbaselineshift
 145 \newattribute\ltj@ykblshift % attribute for yjabaselineshift
 146 \newattribute\ltj@tablshift % attribute for talbaselineshift
 147 \newattribute\ltj@tkblshift % attribute for tjabaselineshift
 148 \newattribute\jfam          % index for current jfam
 149 \newattribute\ltj@vert@ori  % <=0: UAX#50, >0: always upright
 150
 151 \newattribute\ltj@dir
 152 \newlanguage\ltj@@japanese
 153 \ltj@dir\z@
 154 \ltj@icflag\z@
 155 \ltj@charclass\z@
 156 \ltj@curjfnt\m@ne
 157 \ltj@curtfnt\m@ne
 158
 159 %%%%%%%% Attributes for character ranges
 160 \newcount\ltj@tempcnta
 161 \ltj@tempcnta\z@
 162 \loop\ifnum\ltj@tempcnta<7
 163   \expandafter\newattribute%
 164     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 165   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 166   \advance\ltj@tempcnta\@ne
 167 \repeat
 168
 169
 170 %%%%%%%% Loading luatexja.lua
 171 %% Quark tokens needed in ltj-base
 172 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 173 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 174
 175 \directlua{%
 176   luatexja = {};
 177   luatexja.lang_ja = \the\ltj@@japanese;
 178   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 179       "File `luatexja.lua' not found"))
 180 }
 181
 182 %% \RequireLuaTeXjaSubmodule{name}[date]
 183 % A TeX version of luatexja.load_module(name)
 184 % The second optional argument [date] is simply ignored.
 185 \def\RequireLuaTeXjaSubmodule#1{%
 186   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 187 \def\ltj@requirelua@submod#1[#2]{%
 188   \directlua{luatexja.load_module("\luatexluaescapestring{#1}")}}
 189
 190
 191 %%%%%%%% Load all sub-packages.
 192 \ifltj@in@latex                 %<*LaTeX>
 193   \RequirePackage{ltj-base}
 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 \newluafunction\ltj@@italic@inner
 203 \newluafunction\ltj@@start@time@measure@inner
 204 \newluafunction\ltj@@stop@time@measure@inner
 205 \directlua{
 206   local t = lua.get_functions_table()
 207   local start_time_measure = luatexja.base.start_time_measure
 208   local stop_time_measure = luatexja.base.stop_time_measure
 209   local scan_arg = token.scan_argument
 210   t[\the\ltj@@italic@inner] = luatexja.jfont.append_italic
 211   t[\the\ltj@@start@time@measure@inner] = function()
 212     start_time_measure(scan_arg())
 213   end
 214   t[\the\ltj@@stop@time@measure@inner] = function()
 215     stop_time_measure(scan_arg())
 216   end
 217 }
 218 \protected\def\/{\relax\luafunction\ltj@@italic@inner}
 219 \luadef\ltj@@start@time@measure\ltj@@start@time@measure@inner
 220 \luadef\ltj@@stop@time@measure\ltj@@stop@time@measure@inner
 221
 222 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 223 \protected\def\jfont#1{%
 224   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko','\luatexluaescapestring{\noexpand#1}')}}
 225 \protected\def\globaljfont#1{%
 226   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko','\luatexluaescapestring{\noexpand#1}')}}
 227 \newluafunction\ltj@@jfont@inner
 228 \directlua{
 229   local t = lua.get_functions_table()
 230   t[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
 231 }
 232 \def\ltj@@jfont{\luafunction\ltj@@jfont@inner}
 233
 234 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 235 \protected\def\tfont#1{%
 236   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'tate','\luatexluaescapestring{\noexpand#1}')}}
 237 \protected\def\globaltfont#1{%
 238   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'tate','\luatexluaescapestring{\noexpand#1}')}}
 239
 240 %%%%%%%% \zw, \zh
 241 \newluafunction\ltj@zw@inner
 242 \newluafunction\ltj@zh@inner
 243 \directlua{
 244   local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
 245   t[\the\ltj@zw@inner] = function() setdimen('ltj@dimen@zw', ltjf.get_zw()) end
 246   t[\the\ltj@zh@inner] = function() setdimen('ltj@dimen@zh', ltjf.get_zh()) end
 247 }
 248 \protected\def\ltj@zw{\luafunction\ltj@zw@inner\ltj@dimen@zw}
 249 \protected\def\ltj@zh{\luafunction\ltj@zh@inner\ltj@dimen@zh}
 250 \let\zw=\ltj@zw
 251 \let\zh=\ltj@zh
 252
 253 %%%%%%%% \inhibitglue
 254 \newluafunction\ltj@reset@globaldefs@inner
 255 \newluafunction\ltj@restore@globaldefs@inner
 256 \newluafunction\ltj@@ihb@inner
 257 \newluafunction\ltj@@fakeparbegin@inner
 258 \newluafunction\ltj@@fakeboxbdd@inner
 259 \directlua{
 260   local t = lua.get_functions_table()
 261   t[\the\ltj@reset@globaldefs@inner]
 262      = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
 263   t[\the\ltj@restore@globaldefs@inner]
 264      = function() tex.globaldefs = luatexja.global_temp end
 265   t[\the\ltj@@ihb@inner] = luatexja.jfmglue.create_inhibitglue_node
 266   t[\the\ltj@@fakeparbegin@inner] = luatexja.jfmglue.create_beginpar_node
 267   t[\the\ltj@@fakeboxbdd@inner] = luatexja.jfmglue.create_boxbdd_node
 268 }
 269 \protected\luadef\ltj@reset@globaldefs  \ltj@reset@globaldefs@inner
 270 \protected\luadef\ltj@restore@globaldefs\ltj@restore@globaldefs@inner
 271 \protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
 272 \protected\def\ltjfakeparbegin{\ifhmode\relax\luafunction\ltj@@fakeparbegin@inner\fi}
 273 \protected\def\ltjfakeboxbdd{\ifhmode\relax\luafunction\ltj@@fakeboxbdd@inner\fi}
 274
 275
 276 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 277 \protected\def\ltjdefcharrange#1#2{%
 278   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 279 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 280   \ifx\ltj@temp\empty\let\@next=\relax\else
 281   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 282 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 283 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 284   \ifx\ltj@temp\empty
 285     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 286   \else
 287     \def\ltj@temp{#1}%
 288     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 289     \def\ltj@temp{#2}%
 290     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 291   \fi
 292   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 293     \the\ltj@tempcntc)}%
 294   }
 295
 296 %%%%%%%% \ltjsetparameter
 297 \newcount\ltj@@stack \newcount\ltj@@group@level
 298 \ltj@@group@level\z@\ltj@@stack\z@
 299
 300 \setbox\z@\hbox{%
 301   \directlua{% This value depends on the version of LuaTeX.
 302     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 303   }%
 304 }
 305 \setbox\z@\vbox{%
 306   \directlua{% This value depends on the version of LuaTeX.
 307     luatexja.stack.vmode = -tex.nest[tex.nest.ptr].mode
 308   }%
 309 }
 310 \setbox\z@\box\voidb@x
 311
 312 % prebreakpenalty = {<char_code>, <penalty>}
 313 \define@key[ltj]{japaram}{kcatcode}{\ltj@@set@stack{KCAT}{0}{0x7FFFFFFF}#1\relax}
 314 \define@key[ltj]{japaram}{prebreakpenalty}{\ltj@@set@stack{PRE}{-10000}{10000}#1\relax}
 315 \define@key[ltj]{japaram}{postbreakpenalty}{\ltj@@set@stack{POST}{-10000}{10000}#1\relax}
 316 \def\ltj@@set@stack#1#2#3{%
 317   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#1,#2,#3)}}
 318 %\def\ltj@@set@stack#1,#2:#3#4#5{%
 319 %  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 320 %    \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 321
 322 % jatextfont = {<char_code>, <font_cs>}
 323 % only horizontal font is supported
 324 \define@key[ltj]{japaram}{jatextfont}{%
 325   \expandafter\ltj@@set@stackfont#1:{MJT}}
 326 \define@key[ltj]{japaram}{jascriptfont}{%
 327   \expandafter\ltj@@set@stackfont#1:{MJS}}
 328 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 329   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 330 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 331   \ltj@reset@globaldefs
 332   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 333   \ifnum\ltj@curjfnt=\m@ne
 334     \@PackageError{luatexja-core}%
 335     {\string#2 is not a control sequence that represents \MessageBreak
 336      a Japanese font}{}%
 337   \else
 338     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 339     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 340   \fi
 341   \ltj@curjfnt=\ltj@tempcnta
 342   \ltj@restore@globaldefs
 343   }
 344
 345 % {y,t}{ja,al}baselineshift = <dimen>
 346 % yjabaselineshift = <dimen>
 347 \define@key[ltj]{japaram}{yalbaselineshift}{%
 348   \directlua{tex.setattribute(luatexja.isglobal,
 349     luatexbase.attributes['ltj@yablshift'], token.scan_dimen())}#1\relax}
 350 \define@key[ltj]{japaram}{yjabaselineshift}{%
 351   \directlua{tex.setattribute(luatexja.isglobal,
 352     luatexbase.attributes['ltj@ykblshift'], token.scan_dimen())}#1\relax}
 353 \define@key[ltj]{japaram}{talbaselineshift}{%
 354   \directlua{tex.setattribute(luatexja.isglobal,
 355     luatexbase.attributes['ltj@tablshift'], token.scan_dimen())}#1\relax}
 356 \define@key[ltj]{japaram}{tjabaselineshift}{%
 357   \directlua{tex.setattribute(luatexja.isglobal,
 358     luatexbase.attributes['ltj@tkblshift'], token.scan_dimen())}#1\relax}
 359
 360 % jaxspmode = {<char_code>, <mode>}
 361 % mode: inhibit, preonly, postonly, allow
 362 %    or       0        1         2      3
 363 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 364   \expandafter\ltj@set@jaxspmode#1:\relax}
 365 \def\ltj@set@jaxspmode#1,#2:{%
 366   \lowercase{\edef\ltj@temp{#2}}%
 367   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 368   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 369   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 370   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 371   \ltj@@set@stack{XSP}03#1 \ltj@temp}
 372
 373 % alxspmode = {<char_code>, <mode>}
 374 % mode: inhibit, preonly, postonly, allow
 375 %    or       0        1         2      3
 376 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 377   \expandafter\ltj@set@jaxspmode#1:\relax}% same code as jaxspmode
 378
 379 % autospacing = <bool> (default: true)
 380 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 381   \ifltj@japaram@autospacing
 382     \directlua{luatexja.ext_print_global()}\ltj@autospc\@ne
 383   \else
 384     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 385   \fi}
 386
 387 % autoxspacing = <bool> (default: true)
 388 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 389   \ifltj@japaram@autoxspacing
 390     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\@ne
 391   \else
 392     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 393   \fi}
 394
 395 % [x]]kanjiskip = <skip>
 396 \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
 397 \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
 398 \newluafunction\ltjsetkanjiskip@inner
 399 \newluafunction\ltjsetxkanjiskip@inner
 400 \directlua{
 401   local t, scan_glue = lua.get_functions_table(), token.scan_glue
 402   local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
 403   t[\the\ltjsetkanjiskip@inner] = function()
 404     local d = scan_glue(); sss(sti.KSK, d); node.free(d)
 405   end
 406   t[\the\ltjsetxkanjiskip@inner] = function()
 407     local d = scan_glue(); sss(sti.XSK, d); node.free(d)
 408   end
 409 }
 410 \protected\luadef\ltjsetkanjiskip \ltjsetkanjiskip@inner
 411 \protected\luadef\ltjsetxkanjiskip\ltjsetxkanjiskip@inner
 412
 413 % jcharwidowpenalty = <count>
 414 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 415   \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }
 416
 417 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 418 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 419   {large,small,average,pleft,pright,paverage,both}{%
 420   \ifcase\ltj@tempr
 421     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 422     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 423     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 424     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 425     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 426     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 427     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 428   \fi
 429 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 430   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 431   `pleft', `pright', 'paverage' or `both'. }}
 432   % large, small, average, pleft, pright, paverage, both
 433
 434
 435 % jacharrange = { +-<range_number> }
 436 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 437 \def\ltj@@scrange#1,{%
 438   \edef\ltj@temp{#1}%
 439   \ifx\ltj@temp\empty\let\ltj@@next=\relax\else\let\ltj@@next=\ltj@@scrange
 440     \directlua{luatexja.charrange.toggle_char_range(%
 441       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 442   \fi\ltj@@next
 443 }
 444
 445 \protected\def\ltj@setpar@global{%
 446   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 447     \else\directlua{luatexja.isglobal=''}\fi
 448 }
 449 \protected\def\ltjsetparameter#1{%
 450   \ltj@@start@time@measure{set_par}%
 451   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 452   \ltj@@stop@time@measure{set_par}%
 453   \ignorespaces}
 454 \protected\def\ltjglobalsetparameter#1{%
 455   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 456     \else\directlua{luatexja.isglobal='global'}\fi%
 457   \ltj@@start@time@measure{set_par}%
 458   \setkeys[ltj]{japaram}{#1}%
 459   \ltj@@stop@time@measure{set_par}%
 460   \ignorespaces}
 461
 462 %%%%%%%% \ltjgetparameter
 463 \def\ltj@@decl@array@param#1{%
 464   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 465 }
 466 \ltj@@decl@array@param{prebreakpenalty}
 467 \ltj@@decl@array@param{postbreakpenalty}
 468 \ltj@@decl@array@param{jaxspmode}
 469 \ltj@@decl@array@param{alxspmode}
 470 \ltj@@decl@array@param{kcatcode}
 471 \ltj@@decl@array@param{jacharrange}
 472 \ltj@@decl@array@param{chartorange}
 473 \ltj@@decl@array@param{boxdir}
 474 \def\ltjgetparameter#1{%
 475   \ltj@@start@time@measure{get_par}%
 476   % stop call is moved in luatexja.lua
 477   \ifcsname ltj@@array@param/#1\endcsname
 478     \expandafter\ltx@firstoftwo
 479   \else
 480     \expandafter\ltx@secondoftwo
 481   \fi
 482   {\ltj@@getparam@two{#1}}%
 483   {\ltj@@getparam@one{#1}}%
 484 }
 485 \newluafunction\ltj@@getparam@one@inner
 486 \directlua{
 487   local t = lua.get_functions_table()
 488   t[\the\ltj@@getparam@one@inner] = luatexja.ext_get_parameter_unary
 489 }
 490 \luadef\ltj@@getparam@one\ltj@@getparam@one@inner
 491 \def\ltj@@getparam@two#1#2{%
 492   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 493 }
 494
 495 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 496 \let\ltj@@origchar=\char
 497 \newluafunction\ltj@alljachar@inner
 498 \directlua{
 499   local t, set_attr = lua.get_functions_table(), tex.setattribute
 500   local get_attr, floor = tex.getattribute, math.floor
 501   local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
 502   local lang_ja = luatexja.lang_ja
 503   t[\the\ltj@alljachar@inner] = function()
 504     font.current(get_attr(attr_curjfnt)); tex.language=lang_ja;
 505     for i=0,6 do
 506       set_attr(luatexbase.attributes['ltj@kcat' .. floor(i)],0)
 507     end
 508   end
 509 }
 510 \protected\luadef\ltj@alljachar\ltj@alljachar@inner
 511 \protected\def\ltj@allalchar{\relax
 512     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 513     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 514     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 515     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 516     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 517     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 518     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 519
 520 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 521 \def\ltj@@jachar{{\directlua{tex.globaldefs=0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 522 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 523 \def\ltj@@alchar{{\directlua{tex.globaldefs=0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 524
 525 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 526 \protected\def\ltjsetmathletter#1{%
 527   \directlua{luatexja.math.is_math_letters[token.scan_int()]=true}#1\relax
 528 }
 529 \protected\def\ltjunsetmathletter#1{%
 530   \directlua{luatexja.math.is_math_letters[token.scan_int()]=false}#1\relax
 531 }
 532
 533 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 534 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 535 % いつも global
 536 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 537   \ltj@reset@globaldefs
 538   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 539   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 540   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 541   \ifnum\ltj@tempcntc=\m@ne
 542     \@PackageError{luatexja-core}%
 543     {\string#1 is not a control sequence that represents \MessageBreak
 544      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 545     \ltj@tempcntc=\ltj@curjfnt
 546   \fi\ltj@restore@globaldefs}
 547
 548 \protected\def\ltjdeclarealtfont#1#2#3{%
 549   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 550    \ltj@@getjfontnumber#2%
 551    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 552 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 553   \ifx\ltj@temp\empty\let\@next=\relax\else
 554   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 555 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 556 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 557   \ifx\ltj@temp\empty
 558     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 559   \else
 560     \def\ltj@temp{#1}%
 561     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 562     \def\ltj@temp{#2}%
 563     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 564   \fi
 565   \directlua{luatexja.jfont.set_alt_font(
 566     \the\ltj@tempcnta,\the\ltj@tempcntb,
 567     \the\ltj@tempcntc, \the\@tempcnta)}%
 568   }
 569
 570 %%%%%%%% \ltjclearaltfont<font_cs>
 571 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 572 \protected\def\ltjclearaltfont#1{%
 573   {\ltj@@getjfontnumber#1%
 574    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 575
 576
 577 %%%%%%%% \yoko, \tate,\dtou
 578 \protected\def\tate{%
 579   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 580 }
 581 \protected\def\yoko{%
 582   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 583 }
 584 \protected\def\dtou{%
 585   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 586 }
 587 \protected\def\utod{% 「縦数式ディレクション」
 588   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 589 }
 590 \define@key[ltj]{japaram}{direction}{%% always local
 591   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 592 }
 593
 594 \yoko
 595
 596 %%%% insert
 597 \let\orig@insert=\insert
 598 \newluafunction\ltj@@lua@populate@insertwhatsit@inner
 599 \directlua{
 600   local t = lua.get_functions_table()
 601   t[\the\ltj@@lua@populate@insertwhatsit@inner]
 602     = luatexja.direction.populate_insertion_dir_whatsit
 603 }
 604 \luadef\ltj@@lua@populate@insertwhatsit\ltj@@lua@populate@insertwhatsit@inner
 605 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 606 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
 607   \aftergroup\ltj@@insert@B\let\ltj@@next}
 608 \protected\def\ltj@@insert@B{\ltj@@lua@populate@insertwhatsit\endgroup}
 609
 610 %%%% vadjust
 611 \let\ltj@@orig@vadjust=\vadjust
 612 \protected\def\vadjust{%
 613   \ltj@@orig@vadjust\bgroup
 614   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
 615   \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
 616 \protected\def\ltj@@vadjust@check@dir{%
 617   \directlua{luatexja.direction.check_adjust_direction()}%
 618 }
 619
 620 %%%% \hbox, \vbox, \vtop
 621 \setbox\z@\hbox{%
 622   \primitive\everymath{}
 623   $\directlua{% This value depends on the version of LuaTeX.
 624      luatexja.stack.mmode = -tex.nest[tex.nest.ptr].mode
 625   }$%
 626 }
 627 \setbox\z@\box\voidb@x
 628 \newluafunction\ltj@@box@dirhook@inner
 629 \newluafunction\ltj@@reset@badness@inner
 630 \directlua{
 631   local t, ltjd = lua.get_functions_table(), luatexja.direction
 632   t[\the\ltj@@box@dirhook@inner]
 633     = function() ltjd.set_list_direction_hook() end
 634   t[\the\ltj@@reset@badness@inner] = function()
 635     if luatexja.global_temp then
 636       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 637       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 638       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 639     end
 640   end
 641 }
 642 \luadef\ltj@@box@dirhook\ltj@@box@dirhook@inner
 643 \ifltj@everyhook@avail% using everyhook package
 644   \PushPreHook{hbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 645   \PushPreHook{vbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 646 \else
 647   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
 648   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 649   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
 650   \ltj@@everyhbox{\ltj@@box@dirhook
 651     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
 652   \ltj@@everyvbox{\ltj@@box@dirhook
 653     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
 654 \fi
 655
 656 \protected\def\ltj@@reset@badness{\luafunction\ltj@@reset@badness@inner}
 657
 658 \AtBeginShipout{\directlua{luatexja.direction.finalize()}}
 659
 660 %%%% \raise, \lower, \moveleft, \moveright
 661 \newluafunction\ltj@@lua@raisebox@inner
 662 \directlua{
 663   local t = lua.get_functions_table()
 664   t[\the\ltj@@lua@raisebox@inner]=luatexja.direction.raise_box
 665 }
 666 \protected\luadef\ltj@@lua@raisebox\ltj@@lua@raisebox@inner
 667 \let\ltj@@orig@raise=\raise
 668 \let\ltj@@orig@lower=\lower
 669 \protected\def\raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima}
 670 \protected\def\lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima-}
 671 \protected\def\ltj@@raise{%
 672   \ltj@restore@globaldefs
 673   \edef\ltj@@raise@a{%
 674     \ltj@@lua@raisebox\ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 675   }\ltj@afterbox\ltj@@raise@a}
 676 \let\ltj@@orig@moveleft=\moveleft
 677 \let\ltj@@orig@moveright=\moveright
 678 \protected\def\moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima}
 679 \protected\def\moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima-}
 680 \protected\def\ltj@@moveleft{%
 681   \ltj@restore@globaldefs
 682   \edef\ltj@@moveleft@a{%
 683     \ltj@@lua@raisebox\ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 684   }\ltj@afterbox\ltj@@moveleft@a}
 685
 686 %%%%\vsplit
 687 \let\ltj@@orig@vsplit=\vsplit
 688 \protected\def\vsplit{\directlua{luatexja.direction.vsplit()}}
 689 %%%% \vcenter
 690 \let\ltj@@orig@vcenter=\vcenter
 691 \protected\def\vcenter{\ltj@afterbox\ltj@@vcenter\vbox}
 692 \protected\def\ltj@@vcenter{%
 693   \ltj@@lua@raisebox\ltj@@orig@vcenter{\box\ltj@afbox}%
 694 }
 695
 696 %%%% \unhbox and \unvbox
 697 \newluafunction\ltj@@lua@unboxcheckdir@inner
 698 \directlua{
 699   local t = lua.get_functions_table()
 700   t[\the\ltj@@lua@unboxcheckdir@inner]=luatexja.direction.unbox_check_dir
 701 }
 702 \luadef\ltj@@lua@unboxcheckdir\ltj@@lua@unboxcheckdir@inner
 703 \long\def \@gobbletwo #1#2{}
 704 \let\ltj@@orig@unhbox=\unhbox
 705 \let\ltj@@orig@unvbox=\unvbox
 706 \protected\def\unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox\ltj@tempcnta}
 707 \protected\def\unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox\ltj@tempcnta}
 708 \protected\def\ltj@@unhbox{%
 709   \ltj@@lua@unboxcheckdir\ltj@@orig@unhbox\ltj@tempcnta}
 710 \protected\def\ltj@@unvbox{%
 711   \ltj@@lua@unboxcheckdir\ltj@@orig@unvbox\ltj@tempcnta}
 712 \let\ltj@@orig@unhcopy=\unhcopy
 713 \let\ltj@@orig@unvcopy=\unvcopy
 714 \protected\def\unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy\ltj@tempcnta}
 715 \protected\def\unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy\ltj@tempcnta}
 716 \protected\def\ltj@@unhcopy{%
 717   \directlua{luatexja.direction.unbox_check_dir(true)}%
 718   \ltj@@orig@unhcopy\ltj@tempcnta
 719   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 720 \protected\def\ltj@@unvcopy{%
 721   \directlua{luatexja.direction.unbox_check_dir(true)}%
 722   \ltj@@orig@unvcopy\ltj@tempcnta
 723   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 724
 725 %%%% lastbox
 726 \let\ltj@@orig@lastbox=\lastbox
 727 \protected\def\lastbox{%
 728   \directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox
 729 }
 730
 731 %%%%%%%% \ltjgetwd<box_num> etc.
 732 \def\ltj@@getwd{%
 733   \directlua{luatexja.direction.get_box_dim('width', token.scan_int())}}
 734 \def\ltj@@getht{%
 735   \directlua{luatexja.direction.get_box_dim('height', token.scan_int())}}
 736 \def\ltj@@getdp{%
 737   \directlua{luatexja.direction.get_box_dim('depth', token.scan_int())}}
 738 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 739
 740 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 741 \protected\def\ltjsetwd{\directlua{luatexja.direction.set_box_dim('width')}}
 742 \protected\def\ltjsetht{\directlua{luatexja.direction.set_box_dim('height')}}
 743 \protected\def\ltjsetdp{\directlua{luatexja.direction.set_box_dim('depth')}}
 744
 745
 746 %%------------------ Load module for the format
 747
 748 \ifltj@in@latex                 %<*LaTeX>
 749   \RequirePackage{ltj-latex}
 750 \else\ifltj@in@plain            %<*plain>
 751   \input ltj-plain.sty %
 752 \fi\fi                          %</LaTeX|plain>
 753
 754 \newcatcodetable\ltj@temp@cctb
 755 \def\ltj@overwrite@catcodetable#1{%
 756   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 757   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode\ltjlineendcomment=14}%"
 758 }
 759 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 760 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 761 \ltj@overwrite@catcodetable\CatcodeTableExpl
 762
 763
 764 %%------------------ all done
 765 \ltj@core@AtEnd
 766 \endinput
 767 %% EOF