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}[2016/05/15 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   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
  83 \else                           %<*!LaTeX>
  84   \input luatexbase.sty
  85   \input luaotfload.sty
  86   \input ltxcmds.sty
  87   \input pdftexcmds.sty
  88   \input xkeyval
  89   \input atbegshi.sty
  90   \AtBeginShipoutInit
  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<85
 103   \@PackageError{luatexja-core}
 104     {This LuaTeX engine is too old for this package;\MessageBreak
 105      at least beta-0.85.0 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@zw
 126 \newdimen\ltj@zh
 127 \newdimen\jQ \jQ=0.25mm
 128 \let\jH=\jQ
 129
 130 %%%%%%%% error message
 131 \def\ltj@defnum{0}
 132 \def\ltj@defdimen{0}
 133
 134 %%%%%%%% Attributes for Japanese typesetting.
 135 \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@origchar  %
 139 \newattribute\ltj@charclass %
 140 \newattribute\ltj@charcode %
 141 \newattribute\ltj@autospc   % attribute for autospacing
 142 \newattribute\ltj@autoxspc  % attribute for autoxspacing
 143 \newattribute\ltj@yablshift % attribute for yalbaselineshift
 144 \newattribute\ltj@ykblshift % attribute for yjabaselineshift
 145 \newattribute\ltj@tablshift % attribute for talbaselineshift
 146 \newattribute\ltj@tkblshift % attribute for tjabaselineshift
 147 \newattribute\jfam          % index for current jfam
 148
 149 \newattribute\ltj@dir
 150 \newlanguage\ltj@@japanese
 151 \ltj@dir\z@
 152 \ltj@icflag\z@
 153 \ltj@origchar\z@
 154 \ltj@charclass\z@
 155 \ltj@curjfnt\m@ne
 156 \ltj@curtfnt\m@ne
 157
 158 %%%%%%%% Attributes for character ranges
 159 \newcount\ltj@tempcnta
 160 \ltj@tempcnta\z@
 161 \loop\ifnum\ltj@tempcnta<7
 162   \expandafter\newattribute%
 163     \csname ltj@kcat\the\ltj@tempcnta\endcsname
 164   \csname ltj@kcat\the\ltj@tempcnta\endcsname=0
 165   \advance\ltj@tempcnta\@ne
 166 \repeat
 167
 168
 169 %%%%%%%% Loading luatexja.lua
 170 %% Quark tokens needed in ltj-base
 171 \protected\def\ltj@@q@escape{\ltj@@q@escape@}
 172 \protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}
 173
 174 \directlua{%
 175   luatexja = {};
 176   luatexja.lang_ja = \the\ltj@@japanese;
 177   dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
 178       "File `luatexja.lua' not found"))
 179 }
 180
 181 %% \RequireLuaTeXjaSubmodule{name}[date]
 182 % A TeX version of luatexja.load_module(name)
 183 % The second optional argument [date] is simply ignored.
 184 \def\RequireLuaTeXjaSubmodule#1{%
 185   \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
 186 \def\ltj@requirelua@submod#1[#2]{%
 187   \directlua{luatexja.load_module("\luatexluaescapestring{#1}")}}
 188
 189
 190 %%%%%%%% Load all sub-packages.
 191 \ifltj@in@latex                 %<*LaTeX>
 192   \RequirePackage{ltj-base}   [2016/05/15]
 193 \else                           %<*!LaTeX>
 194   \input ltj-base.sty %
 195 \fi                             %</LaTeX>
 196
 197 %%%%%%%% \asluastring
 198 \def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}
 199
 200 %%%%%%%% Redefine \/
 201 \newluafunction\ltj@@italic@inner
 202 \directlua{
 203   local t = lua.get_functions_table()
 204   t[\the\ltj@@italic@inner] = luatexja.jfont.append_italic
 205 }
 206 \protected\def\/{\relax\luafunction\ltj@@italic@inner}
 207
 208 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 209 \protected\def\jfont#1{%
 210   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko','\luatexluaescapestring{\noexpand#1}')}}
 211 \protected\def\globaljfont#1{%
 212   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko','\luatexluaescapestring{\noexpand#1}')}}
 213 \newluafunction\ltj@@jfont@inner
 214 \directlua{
 215   local t = lua.get_functions_table()
 216   t[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
 217 }
 218 \def\ltj@@jfont{\luafunction\ltj@@jfont@inner}
 219
 220 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 221 \protected\def\tfont#1{%
 222   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'tate','\luatexluaescapestring{\noexpand#1}')}}
 223 \protected\def\globaltfont#1{%
 224   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'tate','\luatexluaescapestring{\noexpand#1}')}}
 225
 226 %%%%%%%% \zw, \zh
 227 \newluafunction\ltj@zw@inner
 228 \newluafunction\ltj@zh@inner
 229 \directlua{
 230   local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
 231   t[\the\ltj@zw@inner] = function() setdimen('ltj@zw', ltjf.get_zw()) end
 232   t[\the\ltj@zh@inner] = function() setdimen('ltj@zh', ltjf.get_zh()) end
 233 }
 234 \protected\def\zw{\luafunction\ltj@zw@inner\ltj@zw}
 235 \protected\def\zh{\luafunction\ltj@zh@inner\ltj@zh}
 236
 237 %%%%%%%% \inhibitglue
 238 \newluafunction\ltj@reset@globaldefs@inner
 239 \newluafunction\ltj@restore@globaldefs@inner
 240 \newluafunction\ltj@@ihb@inner
 241 \newluafunction\ltj@@fakeparbegin@inner
 242 \directlua{
 243   local t = lua.get_functions_table()
 244   t[\the\ltj@reset@globaldefs@inner]
 245      = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
 246   t[\the\ltj@restore@globaldefs@inner]
 247      = function() tex.globaldefs = luatexja.global_temp end
 248   t[\the\ltj@@ihb@inner] = luatexja.jfmglue.create_inhibitglue_node
 249   t[\the\ltj@@fakeparbegin@inner] = luatexja.jfmglue.create_beginpar_node
 250 }
 251 \protected\def\ltj@reset@globaldefs{\luafunction\ltj@reset@globaldefs@inner}
 252 \protected\def\ltj@restore@globaldefs{\luafunction\ltj@restore@globaldefs@inner}
 253 \protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
 254 \protected\def\ltjfakeparbegin{\ifhmode\relax\luafunction\ltj@@fakeparbegin@inner\fi}
 255
 256
 257 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 258 \protected\def\ltjdefcharrange#1#2{%
 259   {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
 260 \def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
 261   \ifx\ltj@temp\empty\let\@next=\relax\else
 262   \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
 263 \def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
 264 \def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 265   \ifx\ltj@temp\empty
 266     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 267   \else
 268     \def\ltj@temp{#1}%
 269     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 270     \def\ltj@temp{#2}%
 271     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 272   \fi
 273   \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
 274     \the\ltj@tempcntc)}%
 275   }
 276
 277 %%%%%%%% \ltjsetparameter
 278 \newcount\ltj@@stack \newcount\ltj@@group@level
 279 \ltj@@group@level\z@\ltj@@stack\z@
 280
 281 \setbox\z@\hbox{%
 282   \directlua{% This value depends on the version of LuaTeX.
 283     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
 284   }%
 285 }
 286 \setbox\z@\vbox{%
 287   \directlua{% This value depends on the version of LuaTeX.
 288     luatexja.stack.vmode = -tex.nest[tex.nest.ptr].mode
 289   }%
 290 }
 291 \setbox\z@\box\voidb@x
 292
 293 % prebreakpenalty = {<char_code>, <penalty>}
 294 \define@key[ltj]{japaram}{kcatcode}{\ltj@@set@stack{KCAT}{0}{0x7FFFFFFF}#1\relax}
 295 \define@key[ltj]{japaram}{prebreakpenalty}{\ltj@@set@stack{PRE}{-10000}{10000}#1\relax}
 296 \define@key[ltj]{japaram}{postbreakpenalty}{\ltj@@set@stack{POST}{-10000}{10000}#1\relax}
 297 \def\ltj@@set@stack#1#2#3{%
 298   \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#1,#2,#3)}}
 299 %\def\ltj@@set@stack#1,#2:#3#4#5{%
 300 %  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
 301 %    \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 302
 303 % jatextfont = {<char_code>, <font_cs>}
 304 % only horizontal font is supported
 305 \define@key[ltj]{japaram}{jatextfont}{%
 306   \expandafter\ltj@@set@stackfont#1:{MJT}}
 307 \define@key[ltj]{japaram}{jascriptfont}{%
 308   \expandafter\ltj@@set@stackfont#1:{MJS}}
 309 \define@key[ltj]{japaram}{jascriptscriptfont}{%
 310   \expandafter\ltj@@set@stackfont#1:{MJSS}}
 311 \protected\def\ltj@@set@stackfont#1,#2:#3{%
 312   \ltj@reset@globaldefs
 313   \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
 314   \ifnum\ltj@curjfnt=\m@ne
 315     \@PackageError{luatexja-core}%
 316     {\string#2 is not a control sequence that represents \MessageBreak
 317      a Japanese font}{}%
 318   \else
 319     \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
 320     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
 321   \fi
 322   \ltj@curjfnt=\ltj@tempcnta
 323   \ltj@restore@globaldefs
 324   }
 325
 326 % {y,t}{ja,al}baselineshift = <dimen>
 327 % yjabaselineshift = <dimen>
 328 \define@key[ltj]{japaram}{yalbaselineshift}{%
 329   \directlua{tex.setattribute(luatexja.isglobal,
 330     luatexbase.attributes['ltj@yablshift'], token.scan_dimen())}#1\relax}
 331 \define@key[ltj]{japaram}{yjabaselineshift}{%
 332   \directlua{tex.setattribute(luatexja.isglobal,
 333     luatexbase.attributes['ltj@ykblshift'], token.scan_dimen())}#1\relax}
 334 \define@key[ltj]{japaram}{talbaselineshift}{%
 335   \directlua{tex.setattribute(luatexja.isglobal,
 336     luatexbase.attributes['ltj@tablshift'], token.scan_dimen())}#1\relax}
 337 \define@key[ltj]{japaram}{tjabaselineshift}{%
 338   \directlua{tex.setattribute(luatexja.isglobal,
 339     luatexbase.attributes['ltj@tkblshift'], token.scan_dimen())}#1\relax}
 340
 341 % jaxspmode = {<char_code>, <mode>}
 342 % mode: inhibit, preonly, postonly, allow
 343 %    or       0        1         2      3
 344 \define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
 345   \expandafter\ltj@set@jaxspmode#1:\relax}
 346 \def\ltj@set@jaxspmode#1,#2:{%
 347   \lowercase{\edef\ltj@temp{#2}}%
 348   \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
 349   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
 350   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
 351   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
 352   \ltj@@set@stack{XSP}03#1 \ltj@temp}
 353
 354 % alxspmode = {<char_code>, <mode>}
 355 % mode: inhibit, preonly, postonly, allow
 356 %    or       0        1         2      3
 357 \define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
 358   \expandafter\ltj@set@jaxspmode#1:\relax}% same code as jaxspmode
 359
 360 % autospacing = <bool> (default: true)
 361 \define@boolkey[ltj]{japaram}{autospacing}[true]{%
 362   \ifltj@japaram@autospacing
 363     \directlua{luatexja.ext_print_global()}\ltj@autospc\@ne
 364   \else
 365     \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
 366   \fi}
 367
 368 % autoxspacing = <bool> (default: true)
 369 \define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
 370   \ifltj@japaram@autoxspacing
 371     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\@ne
 372   \else
 373     \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
 374   \fi}
 375
 376 % [x]]kanjiskip = <skip>
 377 \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
 378 \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
 379 \newluafunction\ltjsetkanjiskip@inner
 380 \newluafunction\ltjsetxkanjiskip@inner
 381 \directlua{
 382   local t, scan_glue = lua.get_functions_table(), token.scan_glue
 383   local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
 384   t[\the\ltjsetkanjiskip@inner] = function()
 385     local d = scan_glue(); sss(sti.KSK, d); node.free(d)
 386   end
 387   t[\the\ltjsetxkanjiskip@inner] = function()
 388     local d = scan_glue(); sss(sti.XSK, d); node.free(d)
 389   end
 390 }
 391 \protected\def\ltjsetkanjiskip{\luafunction\ltjsetkanjiskip@inner}
 392 \protected\def\ltjsetxkanjiskip{\luafunction\ltjsetxkanjiskip@inner}
 393
 394 % jcharwidowpenalty = <count>
 395 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 396   \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }
 397
 398 % differentjfm = { large | small | average | pleft | pright | paverage | both}
 399 \define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
 400   {large,small,average,pleft,pright,paverage,both}{%
 401   \ifcase\ltj@tempr
 402     \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
 403     \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
 404     \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
 405     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
 406     \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
 407     \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
 408     \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
 409   \fi
 410 }{\ltj@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
 411   Argument for `differentjfm' must be one of `large', `small', `average',^^J%
 412   `pleft', `pright', 'paverage' or `both'. }}
 413   % large, small, average, pleft, pright, paverage, both
 414
 415
 416 % jacharrange = { +-<range_number> }
 417 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 418 \def\ltj@@scrange#1,{%
 419   \edef\ltj@temp{#1}%
 420   \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
 421     \directlua{luatexja.charrange.toggle_char_range(%
 422       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
 423   \fi\next
 424 }
 425
 426 \protected\def\ltj@setpar@global{%
 427   \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
 428     \else\directlua{luatexja.isglobal=''}\fi
 429 }
 430 \protected\def\ltjsetparameter#1{%
 431   \directlua{luatexja.base.start_time_measure('set_par')}%
 432   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
 433   \directlua{luatexja.base.stop_time_measure('set_par')}%
 434   \ignorespaces}
 435 \protected\def\ltjglobalsetparameter#1{%
 436   \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
 437     \else\directlua{luatexja.isglobal='global'}\fi%
 438   \directlua{luatexja.base.start_time_measure('set_par')}%
 439   \setkeys[ltj]{japaram}{#1}%
 440   \directlua{luatexja.base.stop_time_measure('set_par')}%
 441   \ignorespaces}
 442
 443 %%%%%%%% \ltjgetparameter
 444 \def\ltj@@decl@array@param#1{%
 445   \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
 446 }
 447 \ltj@@decl@array@param{prebreakpenalty}
 448 \ltj@@decl@array@param{postbreakpenalty}
 449 \ltj@@decl@array@param{jaxspmode}
 450 \ltj@@decl@array@param{alxspmode}
 451 \ltj@@decl@array@param{kcatcode}
 452 \ltj@@decl@array@param{jacharrange}
 453 \ltj@@decl@array@param{chartorange}
 454 \ltj@@decl@array@param{boxdir}
 455 \def\ltjgetparameter#1{%
 456   \directlua{luatexja.base.start_time_measure('get_par')}%
 457   % stop call is moved in luatexja.lua
 458   \ifcsname ltj@@array@param/#1\endcsname
 459     \expandafter\ltx@firstoftwo
 460   \else
 461     \expandafter\ltx@secondoftwo
 462   \fi
 463   {\ltj@@getparam@two{#1}}%
 464   {\ltj@@getparam@one{#1}}%
 465 }
 466 \def\ltj@@getparam@one#1{%
 467   \directlua{luatexja.ext_get_parameter_unary('#1')}%
 468 }%
 469 \def\ltj@@getparam@two#1#2{%
 470   \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
 471 }
 472
 473 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 474 \let\ltj@@origchar=\char
 475 \protected\def\ltj@alljachar{\relax
 476     \csname ltj@kcat0\endcsname\z@
 477     \csname ltj@kcat1\endcsname\z@
 478     \csname ltj@kcat2\endcsname\z@
 479     \csname ltj@kcat3\endcsname\z@
 480     \csname ltj@kcat4\endcsname\z@
 481     \csname ltj@kcat5\endcsname\z@
 482     \csname ltj@kcat6\endcsname\z@}
 483 \protected\def\ltj@allalchar{\relax
 484     \csname ltj@kcat0\endcsname="7FFFFFFF %"
 485     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 486     \csname ltj@kcat2\endcsname="7FFFFFFF %"
 487     \csname ltj@kcat3\endcsname="7FFFFFFF %"
 488     \csname ltj@kcat4\endcsname="7FFFFFFF %"
 489     \csname ltj@kcat5\endcsname="7FFFFFFF %"
 490     \csname ltj@kcat6\endcsname="7FFFFFFF }%"
 491
 492 \protected\def\ltjjachar{\afterassignment\ltj@@jachar\ltj@tempcnta}
 493 \def\ltj@@jachar{{\directlua{tex.globaldefs=0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
 494 \protected\def\ltjalchar{\afterassignment\ltj@@alchar\ltj@tempcnta}
 495 \def\ltj@@alchar{{\directlua{tex.globaldefs=0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 496
 497 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
 498 \protected\def\ltjsetmathletter#1{%
 499   \directlua{luatexja.math.is_math_letters[token.scan_int()]=true}#1\relax
 500 }
 501 \protected\def\ltjunsetmathletter#1{%
 502   \directlua{luatexja.math.is_math_letters[token.scan_int()]=false}#1\relax
 503 }
 504
 505 %%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
 506 % <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
 507 % いつも global
 508 \def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
 509   \ltj@reset@globaldefs
 510   \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
 511   #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
 512   \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
 513   \ifnum\ltj@tempcntc=\m@ne
 514     \@PackageError{luatexja-core}%
 515     {\string#1 is not a control sequence that represents \MessageBreak
 516      a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
 517     \ltj@tempcntc=\ltj@curjfnt
 518   \fi\ltj@restore@globaldefs}
 519
 520 \protected\def\ltjdeclarealtfont#1#2#3{%
 521   {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
 522    \ltj@@getjfontnumber#2%
 523    \expandafter\ltj@@altfont#3,,}\ignorespaces}
 524 \def\ltj@@altfont#1,{\def\ltj@temp{#1}%
 525   \ifx\ltj@temp\empty\let\@next=\relax\else
 526   \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
 527 \def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
 528 \def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 529   \ifx\ltj@temp\empty
 530     \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
 531   \else
 532     \def\ltj@temp{#1}%
 533     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 534     \def\ltj@temp{#2}%
 535     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 536   \fi
 537   \directlua{luatexja.jfont.set_alt_font(
 538     \the\ltj@tempcnta,\the\ltj@tempcntb,
 539     \the\ltj@tempcntc, \the\@tempcnta)}%
 540   }
 541
 542 %%%%%%%% \ltjclearaltfont<font_cs>
 543 % <font_cs> の文字は全部 <font_cs> 本来の文字で組む
 544 \protected\def\ltjclearaltfont#1{%
 545   {\ltj@@getjfontnumber#1%
 546    \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
 547
 548
 549 %%%%%%%% \yoko, \tate,\dtou
 550 \protected\def\tate{%
 551   \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
 552 }
 553 \protected\def\yoko{%
 554   \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
 555 }
 556 \protected\def\dtou{%
 557   \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
 558 }
 559 \protected\def\utod{% 「縦数式ディレクション」
 560   \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
 561 }
 562 \define@key[ltj]{japaram}{direction}{%% always local
 563   \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
 564 }
 565
 566 \yoko
 567
 568 %%%% insert
 569 \let\orig@insert=\insert
 570 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 571 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
 572   \aftergroup\ltj@@insert@B\let\next}
 573 \protected\def\ltj@@insert@B{\directlua{luatexja.direction.populate_insertion_dir_whatsit()}\endgroup}
 574
 575 %%%% vadjust
 576 \let\ltj@@orig@vadjust=\vadjust
 577 \protected\def\vadjust{%
 578   \ltj@@orig@vadjust\bgroup
 579   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
 580   \aftergroup\ltj@@vadjust@check@dir\let\next}
 581 \protected\def\ltj@@vadjust@check@dir{%
 582   \directlua{luatexja.direction.check_adjust_direction()}%
 583 }
 584
 585 %%%% \hbox, \vbox, \vtop
 586 \setbox\z@\hbox{%
 587   \primitive\everymath{}
 588   $\directlua{% This value depends on the version of LuaTeX.
 589      luatexja.stack.mmode = -tex.nest[tex.nest.ptr].mode
 590   }$%
 591 }
 592 \setbox\z@\box\voidb@x
 593 \ifltj@everyhook@avail% using everyhook package
 594   \newluafunction\ltj@@box@dirhook
 595   \directlua{
 596     local t, ltjd = lua.get_functions_table(), luatexja.direction
 597     t[\the\ltj@@box@dirhook]
 598       = function() ltjd.set_list_direction_hook() end
 599   }
 600   \PushPreHook{hbox}{\luafunction\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 601   \PushPreHook{vbox}{\luafunction\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
 602 \else
 603   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
 604   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
 605   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
 606   \newluafunction\ltj@@box@dirhook
 607   \directlua{
 608     local t, ltjd = lua.get_functions_table(), luatexja.direction
 609     t[\the\ltj@@box@dirhook]
 610       = function() ltjd.set_list_direction_hook() end
 611   }
 612   \ltj@@everyhbox{\luafunction\ltj@@box@dirhook
 613     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
 614   \ltj@@everyvbox{\luafunction\ltj@@box@dirhook
 615     \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
 616 \fi
 617
 618 \newluafunction\ltj@@reset@badness@inner
 619 \directlua{
 620   local t = lua.get_functions_table()
 621   t[\the\ltj@@reset@badness@inner] = function()
 622     if luatexja.global_temp then
 623       tex.hbadness= tex.hbadness or luatexja.hbadness_temp
 624       tex.vbadness= tex.vbadness or luatexja.vbadness_temp
 625       tex.globaldefs= luatexja.global_temp or tex.globaldefs
 626     end
 627   end}
 628 \protected\def\ltj@@reset@badness{\luafunction\ltj@@reset@badness@inner}
 629
 630 \AtBeginShipout{\directlua{luatexja.direction.finalize()}}
 631
 632 %%%% \raise, \lower, \moveleft, \moveright
 633 \let\ltj@@orig@raise=\raise
 634 \let\ltj@@orig@lower=\lower
 635 \protected\def\raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima}
 636 \protected\def\lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise\ltj@tempdima-}
 637 \protected\def\ltj@@raise{%
 638   \ltj@restore@globaldefs
 639   \edef\ltj@@raise@a{%
 640     \noexpand\directlua{luatexja.direction.raise_box()}%
 641     \ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
 642   }\ltj@afterbox\ltj@@raise@a}
 643 \let\ltj@@orig@moveleft=\moveleft
 644 \let\ltj@@orig@moveright=\moveright
 645 \protected\def\moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima}
 646 \protected\def\moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft\ltj@tempdima-}
 647 \protected\def\ltj@@moveleft{%
 648   \ltj@restore@globaldefs
 649   \edef\ltj@@moveleft@a{%
 650     \noexpand\directlua{luatexja.direction.raise_box()}%
 651     \ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
 652   }\ltj@afterbox\ltj@@moveleft@a}
 653
 654 %%%%\vsplit
 655 \let\ltj@@orig@vsplit=\vsplit
 656 \protected\def\vsplit{\directlua{luatexja.direction.vsplit()}}
 657 %%%% \vcenter
 658 \let\ltj@@orig@vcenter=\vcenter
 659 \protected\def\vcenter{\ltj@afterbox\ltj@@vcenter\vbox}
 660 \protected\def\ltj@@vcenter{%
 661   \directlua{luatexja.direction.raise_box()}%
 662   \ltj@@orig@vcenter{\box\ltj@afbox}%
 663 }
 664
 665 %%%% \unhbox and \unvbox
 666 \long\def \@gobbletwo #1#2{}
 667 \let\ltj@@orig@unhbox=\unhbox
 668 \let\ltj@@orig@unvbox=\unvbox
 669 \protected\def\unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox\ltj@tempcnta}
 670 \protected\def\unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox\ltj@tempcnta}
 671 \protected\def\ltj@@unhbox{%
 672   \directlua{luatexja.direction.unbox_check_dir()}%
 673   \ltj@@orig@unhbox\ltj@tempcnta}
 674 \protected\def\ltj@@unvbox{%
 675   \directlua{luatexja.direction.unbox_check_dir()}%
 676   \ltj@@orig@unvbox\ltj@tempcnta}
 677 \let\ltj@@orig@unhcopy=\unhcopy
 678 \let\ltj@@orig@unvcopy=\unvcopy
 679 \protected\def\unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy\ltj@tempcnta}
 680 \protected\def\unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy\ltj@tempcnta}
 681 \protected\def\ltj@@unhcopy{%
 682   \directlua{luatexja.direction.unbox_check_dir(true)}%
 683   \ltj@@orig@unhcopy\ltj@tempcnta
 684   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 685 \protected\def\ltj@@unvcopy{%
 686   \directlua{luatexja.direction.unbox_check_dir(true)}%
 687   \ltj@@orig@unvcopy\ltj@tempcnta
 688   \directlua{luatexja.direction.uncopy_restore_whatsit()}}
 689
 690 %%%% lastbox
 691 \let\ltj@@orig@lastbox=\lastbox
 692 \protected\def\lastbox{%
 693   \directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox
 694 }
 695
 696 %%%%%%%% \ltjgetwd<box_num> etc.
 697 \def\ltj@@getwd{%
 698   \directlua{luatexja.direction.get_box_dim('width', token.scan_int())}}
 699 \def\ltj@@getht{%
 700   \directlua{luatexja.direction.get_box_dim('height', token.scan_int())}}
 701 \def\ltj@@getdp{%
 702   \directlua{luatexja.direction.get_box_dim('depth', token.scan_int())}}
 703 \let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp
 704
 705 %%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
 706 \protected\def\ltjsetwd{\directlua{luatexja.direction.set_box_dim('width')}}
 707 \protected\def\ltjsetht{\directlua{luatexja.direction.set_box_dim('height')}}
 708 \protected\def\ltjsetdp{\directlua{luatexja.direction.set_box_dim('depth')}}
 709
 710
 711 %%------------------ Load module for the format
 712
 713 \ifltj@in@latex                 %<*LaTeX>
 714   \RequirePackage{ltj-latex}[2016/05/15]
 715 \else\ifltj@in@plain            %<*plain>
 716   \input ltj-plain.sty %
 717 \fi\fi                          %</LaTeX|plain>
 718
 719 \newcatcodetable\ltj@temp@cctb
 720 \def\ltj@overwrite@catcodetable#1{%
 721   \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
 722   \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode\ltjlineendcomment=14}%"
 723 }
 724 \ltj@overwrite@catcodetable\CatcodeTableLaTeX
 725 \ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
 726 \ltj@overwrite@catcodetable\CatcodeTableExpl
 727
 728
 729 %%------------------ all done
 730 \ltj@core@AtEnd
 731 \endinput
 732 %% EOF