src/lltjfont.sty

   1 %%
   2 %% luatexja-latex-fonts.sty: derived from plfonts.dtx in pLaTeX.
   3 %%
   4 \makeatletter
   5 \let\k@encoding\@empty
   6 \let\ck@encoding\@empty
   7 % LuaTeX-ja uses JY3 and JT3 encodings.
   8 \def\cy@encoding{JY3}\def\ct@encoding{JT3}
   9
  10
  11 \let\k@family\@empty
  12 \let\k@series\@empty
  13 \let\k@shape\@empty
  14 \def\curr@kfontshape{\k@encoding/\k@family/\k@series/\k@shape}
  15 \def\rel@fontshape{\f@encoding/\f@family/\f@series/\f@shape}
  16 \newdimen\Cht
  17 \newdimen\cht
  18 \newdimen\Cdp
  19 \newdimen\cdp
  20 \newdimen\Cwd
  21 \newdimen\cwd
  22 \newdimen\Cvs
  23 \newdimen\cvs
  24 \newdimen\Chs
  25 \newdimen\chs
  26 \newdimen\cHT
  27 %\let\afont\font
  28 \def\inlist@#1#2{%
  29   \def\in@@##1<#1>##2##3\in@@{%
  30     \ifx\in@##2\in@false\else\in@true\fi}%
  31   \in@@#2<#1>\in@\in@@}
  32 \def\fam@elt{\noexpand\fam@elt}
  33 \def\enc@elt{\noexpand\enc@elt}
  34 \def\fenc@list{\enc@elt<OML>\enc@elt<T1>\enc@elt<OT1>\enc@elt<OMS>%
  35                \enc@elt<OMX>\enc@elt<TS1>\enc@elt<U>}
  36 \let\kenc@list\@empty
  37 \let\kyenc@list\@empty
  38 \let\ktenc@list\@empty
  39 \def\kfam@list{\fam@elt<mc>\fam@elt<gt>}
  40 \def\ffam@list{\fam@elt<cmr>\fam@elt<cmss>\fam@elt<cmtt>%
  41                \fam@elt<cmm>\fam@elt<cmsy>\fam@elt<cmex>}
  42 \let\notkfam@list\ffam@list
  43 \let\notffam@list\kfam@list
  44 \newbox\tstrutbox
  45 \newbox\zstrutbox
  46 \def\strut{\relax
  47   \ifydir
  48     \ifmmode\copy\strutbox\else\unhcopy\strutbox\fi
  49   \else
  50     \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi
  51   \fi}
  52 \def\tstrut{\relax\hbox{\tate
  53    \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi}}
  54 \def\zstrut{\relax\hbox{\tate
  55    \ifmmode\copy\zstrutbox\else\unhcopy\zstrutbox\fi}}
  56 \def\DeclareFontEncoding{%
  57   \begingroup
  58   \nfss@catcodes
  59   \expandafter\endgroup
  60   \DeclareFontEncoding@}
  61 \def\DeclareFontEncoding@#1#2#3{%
  62   \expandafter
  63   \ifx\csname T@#1\endcsname\relax
  64      \def\cdp@elt{\noexpand\cdp@elt}%
  65      \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
  66                     {\default@family}{\default@series}%
  67                     {\default@shape}}%
  68      \expandafter\let\csname#1-cmd\endcsname\@changed@cmd
  69      \def\enc@elt{\noexpand\enc@elt}%
  70      \xdef\fenc@list{\fenc@list\enc@elt<#1>}%
  71   \else
  72      \@font@info{Redeclaring font encoding #1}%
  73   \fi
  74   \global\@namedef{T@#1}{#2}%
  75   \global\@namedef{M@#1}{\default@M#3}%
  76   \xdef\LastDeclaredEncoding{#1}%
  77   }
  78 \def\DeclareKanjiEncoding#1{%
  79   \@latex@warning{%
  80      The \string\DeclareKanjiEncoding\space is obsoleted command.  Please use
  81      \MessageBreak
  82      the \string\DeclareTateKanjiEncoding\space for `Tate-kumi' encoding, and
  83      \MessageBreak
  84      the \string\DeclareYokoKanjiEncoding\space for `Yoko-kumi' encoding.
  85      \MessageBreak
  86      I treat the `#1' encoding as `Yoko-kumi'.}
  87   \DeclareYokoKanjiEncoding{#1}%
  88 }
  89 \def\DeclareYokoKanjiEncoding{%
  90   \begingroup
  91   \nfss@catcodes
  92   \expandafter\endgroup
  93   \DeclareYokoKanjiEncoding@}
  94 \def\DeclareYokoKanjiEncoding@#1#2#3{%
  95   \expandafter
  96   \ifx\csname T@#1\endcsname\relax
  97     \def\cdp@elt{\noexpand\cdp@elt}%
  98     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
  99                     {\default@k@family}{\default@k@series}%
 100                     {\default@k@shape}}%
 101     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 102     \def\enc@elt{\noexpand\enc@elt}%
 103     \xdef\kyenc@list{\kyenc@list\enc@elt<#1>}%
 104     \xdef\kenc@list{\kenc@list\enc@elt<#1>}%
 105   \else
 106     \@font@info{Redeclaring KANJI (yoko) font encoding #1}%
 107   \fi
 108   \global\@namedef{T@#1}{#2}%
 109   \global\@namedef{M@#1}{\default@KM#3}%
 110   }
 111 \def\DeclareTateKanjiEncoding{%
 112   \begingroup
 113   \nfss@catcodes
 114   \expandafter\endgroup
 115   \DeclareTateKanjiEncoding@}
 116 \def\DeclareTateKanjiEncoding@#1#2#3{%
 117   \expandafter
 118   \ifx\csname T@#1\endcsname\relax
 119     \def\cdp@elt{\noexpand\cdp@elt}%
 120     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 121                     {\default@k@family}{\default@k@series}%
 122                     {\default@k@shape}}%
 123     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 124     \def\enc@elt{\noexpand\enc@elt}%
 125     \xdef\ktenc@list{\ktenc@list\enc@elt<#1>}%
 126     \xdef\kenc@list{\kenc@list\enc@elt<#1>}%
 127   \else
 128     \@font@info{Redeclaring KANJI (tate) font encoding #1}%
 129   \fi
 130   \global\@namedef{T@#1}{#2}%
 131   \global\@namedef{M@#1}{\default@KM#3}%
 132   }
 133 \@onlypreamble\DeclareKanjiEncoding
 134 \@onlypreamble\DeclareYokoKanjiEncoding
 135 \@onlypreamble\DeclareYokoKanjiEncoding@
 136 \@onlypreamble\DeclareTateKanjiEncoding
 137 \@onlypreamble\DeclareTateKanjiEncoding@
 138 \def\DeclareKanjiEncodingDefaults#1#2{%
 139   \ifx\relax#1\else
 140     \ifx\default@KT\@empty\else
 141       \@font@info{Overwriting KANJI encoding scheme text defaults}%
 142     \fi
 143     \gdef\default@KT{#1}%
 144   \fi
 145   \ifx\relax#2\else
 146     \ifx\default@KM\@empty\else
 147       \@font@info{Overwriting KANJI encoding scheme math defaults}%
 148     \fi
 149     \gdef\default@KM{#2}%
 150   \fi}
 151 \let\default@KT\@empty
 152 \let\default@KM\@empty
 153 \@onlypreamble\DeclareKanjiEncodingDefaults
 154 \def\DeclareFontFamily#1#2#3{%
 155  \@ifundefined{T@#1}%
 156     {\@latex@error{Encoding scheme `#1' unknown}\@eha}%
 157     {\edef\tmp@item{{#2}}%
 158      \expandafter\expandafter\expandafter
 159      \inlist@\expandafter\tmp@item\expandafter{\ffam@list}%
 160      \ifin@ \else
 161         \def\fam@elt{\noexpand\fam@elt}%
 162         \xdef\ffam@list{\ffam@list\fam@elt<#2>}%
 163      \fi
 164      \def\reserved@a{#3}%
 165      \global
 166      \expandafter\let\csname #1+#2\expandafter\endcsname
 167             \ifx \reserved@a\@empty
 168               \@empty
 169             \else \reserved@a
 170             \fi
 171     }%
 172 }
 173 \def\DeclareKanjiFamily#1#2#3{%
 174  \@ifundefined{T@#1}%
 175     {\@latex@error{KANJI Encoding scheme `#1' unknown}\@eha}%
 176     {\edef\tmp@item{{#2}}%
 177      \expandafter\expandafter\expandafter
 178      \inlist@\expandafter\tmp@item\expandafter{\kfam@list}%
 179      \ifin@ \else
 180         \def\fam@elt{\noexpand\fam@elt}%
 181         \xdef\kfam@list{\kfam@list\fam@elt<#2>}%
 182      \fi
 183      \def\reserved@a{#3}%
 184      \global
 185      \expandafter\let\csname #1+#2\expandafter\endcsname
 186             \ifx \reserved@a\@empty
 187               \@empty
 188             \else \reserved@a
 189             \fi
 190      }%
 191 }
 192 \def\DeclareKanjiSubstitution#1#2#3#4{%
 193   \expandafter\ifx\csname T@#1\endcsname\relax
 194     \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 195   \else
 196     \begingroup
 197        \def\reserved@a{#1}%
 198        \toks@{}%
 199        \def\cdp@elt##1##2##3##4{%
 200          \def\reserved@b{##1}%
 201          \ifx\reserved@a\reserved@b
 202            \addto@hook\toks@{\cdp@elt{#1}{#2}{#3}{#4}}%
 203          \else
 204            \addto@hook\toks@{\cdp@elt{##1}{##2}{##3}{##4}}%
 205          \fi}%
 206        \cdp@list
 207        \xdef\cdp@list{\the\toks@}%
 208     \endgroup
 209     \global\@namedef{D@#1}{\def\default@family{#2}%
 210                            \def\default@series{#3}%
 211                            \def\default@shape{#4}}%
 212   \fi}
 213 \def\DeclareErrorKanjiFont#1#2#3#4#5{%
 214    \xdef\error@kfontshape{%
 215       \noexpand\expandafter\noexpand\split@name\noexpand\string
 216       \expandafter\noexpand\csname#1/#2/#3/#4/#5\endcsname
 217       \noexpand\@nil}%
 218    \gdef\default@k@family{#2}%
 219    \gdef\default@k@series{#3}%
 220    \gdef\default@k@shape{#4}%
 221    \global\let\k@family\default@k@family
 222    \global\let\k@series\default@k@series
 223    \global\let\k@shape\default@k@shape
 224    \gdef\f@size{#5}%
 225    \gdef\f@baselineskip{#5pt}}
 226 \@onlypreamble\DeclareKanjiSubstitution
 227 \@onlypreamble\DeclareErrorKanjiFont
 228 \def\DeclareFixedFont#1#2#3#4#5#6{%
 229    \begingroup
 230       \math@fontsfalse
 231       \every@math@size{}%
 232       \fontsize{#6}\z@
 233       \edef\tmp@item{{#2}}%
 234       \expandafter\expandafter\expandafter
 235       \inlist@\expandafter\tmp@item\expandafter{\kyenc@list}%
 236       \ifin@
 237         \usekanji{#2}{#3}{#4}{#5}%
 238         \global\let#1\getjfont
 239       \else
 240         %\expandafter\expandafter\expandafter
 241         %\inlist@\expandafter\tmp@item\expandafter{\ktenc@list}%
 242         %\ifin@
 243         %  \usekanji{#2}{#3}{#4}{#5}%
 244         %  \let\font\tfont
 245         %\else
 246           \useroman{#2}{#3}{#4}{#5}%
 247           \global\expandafter\let\expandafter#1\the\font
 248         %\fi
 249       \fi
 250    \endgroup
 251   }
 252 \def\reDeclareMathAlphabet#1#2#3{%
 253   \edef#1{\noexpand\protect\expandafter\noexpand\csname%
 254     \expandafter\@gobble\string#1\space\space\endcsname}%
 255   \edef\@tempa{\expandafter\@gobble\string#2}%
 256   \edef\@tempb{\expandafter\@gobble\string#3}%
 257   \edef\@tempc{\string @\expandafter\@gobbletwo\string#2}%
 258   \ifx\@tempc\@tempa%
 259     \edef\@tempa{\expandafter\@gobbletwo\string#2}%
 260     \edef\@tempb{\expandafter\@gobbletwo\string#3}%
 261   \fi
 262   \expandafter\edef\csname\expandafter\@gobble\string#1\space\space\endcsname%
 263     {\noexpand\DualLang@mathalph@bet%
 264       {\expandafter\noexpand\csname\@tempa\space\endcsname}%
 265       {\expandafter\noexpand\csname\@tempb\space\endcsname}%
 266   }%
 267 }
 268 \@onlypreamble\reDeclareMathAlphabet
 269 \def\DualLang@mathalph@bet#1#2{%
 270   \relax\ifmmode
 271     \ifx\math@bgroup\bgroup%     2e normal style     (\mathrm{...})
 272       \bgroup\let\DualLang@Mfontsw\DLMfontsw@standard
 273     \else
 274       \ifx\math@bgroup\relax%    2e two letter style (\rm->\mathrm)
 275         \let\DualLang@Mfontsw\DLMfontsw@oldstyle
 276       \else
 277         \bgroup\let\DualLang@Mfontsw\DLMfontsw@standard
 278       \fi
 279     \fi
 280   \else
 281     \let\DualLang@Mfontsw\@firstoftwo
 282   \fi
 283   \DualLang@Mfontsw{#1}{#2}%
 284 }
 285 \def\DLMfontsw@standard#1#2#3{#1{#2{#3}}\egroup}
 286 \def\DLMfontsw@oldstyle#1#2{#1\relax\@fontswitch\relax{#2}}
 287 \def\DLMfontsw@oldlfont#1#2{#1\relax#2\relax}
 288 \def\all@shape{all}%
 289 \def\DeclareRelationFont#1#2#3#4#5#6#7#8{%
 290   \def\rel@shape{#4}%
 291   \ifx\rel@shape\@empty
 292      \global
 293      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 294        \romanencoding{#5}\romanfamily{#6}%
 295        \romanseries{#7}}%
 296   \else
 297      \global
 298      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 299        \romanencoding{#5}\romanfamily{#6}%
 300        \romanseries{#7}\romanshape{#8}}%
 301   \fi
 302 }
 303 \def\SetRelationFont#1#2#3#4#5#6#7#8{%
 304   \def\rel@shape{#4}%
 305   \ifx\rel@shape\@empty
 306      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 307        \romanencoding{#5}\romanfamily{#6}%
 308        \romanseries{#7}}%
 309   \else
 310      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 311        \romanencoding{#5}\romanfamily{#6}%
 312        \romanseries{#7}\romanshape{#8}}%
 313   \fi
 314 }
 315 \newif\if@knjcmd
 316 \def\userelfont{\@knjcmdtrue}
 317 \DeclareRobustCommand\selectfont{%
 318   \let\tmp@error@fontshape\error@fontshape
 319   \let\error@fontshape\error@kfontshape
 320   \edef\tmp@item{{\k@encoding}}%
 321   \expandafter\expandafter\expandafter
 322   \inlist@\expandafter\tmp@item\expandafter{\kyenc@list}%
 323   \ifin@
 324     \let\cy@encoding\k@encoding
 325     \edef\ct@encoding{\csname t@enc@\k@encoding\endcsname}%
 326   \else
 327     \expandafter\expandafter\expandafter
 328     \inlist@\expandafter\tmp@item\expandafter{\ktenc@list}%
 329     \ifin@
 330       \let\ct@encoding\k@encoding
 331       \edef\cy@encoding{\csname y@enc@\k@encoding\endcsname}%
 332     \else
 333       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 334     \fi
 335   \fi
 336   %\let\font\tfont
 337   %\let\k@encoding\ct@encoding
 338   %\xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 339   %\pickup@font
 340   %\font@name
 341   \let\k@encoding\cy@encoding
 342   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 343   \pickup@jfont
 344   \font@name
 345   \expandafter\def\expandafter\k@encoding\tmp@item
 346   \kenc@update
 347   \let\error@fontshape\tmp@error@fontshape
 348   \if@knjcmd \@knjcmdfalse
 349     \expandafter\ifx
 350     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
 351       \expandafter\ifx
 352          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\relax
 353       \else
 354          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname
 355       \fi
 356     \else
 357        \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname
 358     \fi
 359   \fi
 360   %\let\font\afont
 361   \xdef\font@name{\csname\curr@fontshape/\f@size\endcsname}%
 362   \pickup@font
 363   \font@name
 364   \enc@update
 365   \ifx\f@linespread\baselinestretch \else
 366     \set@fontsize\baselinestretch\f@size\f@baselineskip
 367   \fi
 368   \size@update}
 369 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 370 \KanjiEncodingPair{JY3}{JT3}
 371 \def\set@fontsize#1#2#3{%
 372     \@defaultunits\@tempdimb#2pt\relax\@nnil
 373     \edef\f@size{\strip@pt\@tempdimb}%
 374     \@defaultunits\@tempskipa#3pt\relax\@nnil
 375     \edef\f@baselineskip{\the\@tempskipa}%
 376     \edef\f@linespread{#1}%
 377     \let\baselinestretch\f@linespread
 378     \def\size@update{%
 379       \baselineskip\f@baselineskip\relax
 380       \baselineskip\f@linespread\baselineskip
 381       \normalbaselineskip\baselineskip
 382       \adjustbaseline
 383       \setbox\strutbox\hbox{%\yoko
 384           \vrule\@width\z@
 385                 \@height.7\baselineskip \@depth.3\baselineskip}%
 386       \setbox\tstrutbox\hbox{%\tate
 387           \vrule\@width\z@
 388                 \@height.5\baselineskip \@depth.5\baselineskip}%
 389       \setbox\zstrutbox\hbox{%\tate
 390           \vrule\@width\z@
 391                 \@height.7\baselineskip \@depth.3\baselineskip}%
 392         \let\size@update\relax}}
 393 \newbox\adjust@box
 394 \newdimen\adjust@dimen
 395 \def\adjustbaseline{%
 396     \setbox\adjust@box\hbox{\ltjsetparameter{yjabaselineshift=\z@}あ}%
 397     \cht\ht\adjust@box
 398     \cdp\dp\adjust@box
 399     \cwd\wd\adjust@box
 400     \cvs\normalbaselineskip
 401     \chs\cwd
 402     \cHT\cht \advance\cHT\cdp
 403   % \iftdir
 404   %   \setbox\adjust@box\hbox{\tbaselineshift\z@ M}%
 405   %   \adjust@dimen\ht\adjust@box
 406   %   \advance\adjust@dimen\dp\adjust@box
 407   %   \advance\adjust@dimen-\cHT
 408   %   \divide\adjust@dimen\tw@
 409   %   \advance\adjust@dimen\cdp
 410   %   \advance\adjust@dimen-\dp\adjust@box
 411   %   \tbaselineshift\adjust@dimen
 412   % \fi
 413   }
 414 \DeclareRobustCommand\romanencoding[1]{%
 415     \expandafter\ifx\csname T@#1\endcsname\relax
 416       \@latex@error{Encoding scheme `#1' unknown}\@eha
 417     \else
 418       \edef\f@encoding{#1}%
 419       \ifx\cf@encoding\f@encoding
 420         \let\enc@update\relax
 421       \else
 422         \let\enc@update\@@enc@update
 423       \fi
 424     \fi
 425 }
 426 \DeclareRobustCommand\kanjiencoding[1]{%
 427     \expandafter\ifx\csname T@#1\endcsname\relax
 428       \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 429     \else
 430       \edef\k@encoding{#1}%
 431       \ifx\ck@encoding\k@encoding
 432          \let\kenc@update\relax
 433       \else
 434          \let\kenc@update\@@kenc@update
 435       \fi
 436     \fi
 437 }
 438 \DeclareRobustCommand\fontencoding[1]{%
 439   \edef\tmp@item{{#1}}%
 440   \expandafter\expandafter\expandafter
 441   \inlist@\expandafter\tmp@item\expandafter{\kenc@list}%
 442   \ifin@ \kanjiencoding{#1}\else\romanencoding{#1}\fi}
 443 \def\@@kenc@update{%
 444   \default@KT
 445   \csname T@\k@encoding\endcsname
 446   \csname D@\k@encoding\endcsname
 447   \let\kenc@update\relax
 448   \let\ck@encoding\k@encoding
 449   \edef\tmp@item{{\k@encoding}}%
 450   \expandafter\expandafter\expandafter
 451   \inlist@\expandafter\tmp@item\expandafter{\kyenc@list}%
 452   \ifin@ \let\cy@encoding\k@encoding
 453   \else
 454     \expandafter\expandafter\expandafter
 455     \inlist@\expandafter\tmp@item\expandafter{\ktenc@list}%
 456     \ifin@ \let\ct@encoding\k@encoding
 457     \else
 458       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 459     \fi
 460   \fi
 461 }
 462 \let\kenc@update\relax
 463 \def\@changed@kcmd#1#2{%
 464    \ifx\protect\@typeset@protect
 465       \@inmathwarn#1%
 466       \expandafter\ifx\csname\ck@encoding\string#1\endcsname\relax
 467          \expandafter\ifx\csname ?\string#1\endcsname\relax
 468             \expandafter\def\csname ?\string#1\endcsname{%
 469                \TextSymbolUnavailable#1%
 470             }%
 471          \fi
 472          \global\expandafter\let
 473                \csname\cf@encoding \string#1\expandafter\endcsname
 474                \csname ?\string#1\endcsname
 475       \fi
 476       \csname\ck@encoding\string#1%
 477          \expandafter\endcsname
 478    \else
 479       \noexpand#1%
 480    \fi}
 481 \newif\if@notkfam
 482 \newif\if@notffam
 483 \newif\if@tempswz
 484 \DeclareRobustCommand\romanfamily[1]{\edef\f@family{#1}}
 485 \DeclareRobustCommand\kanjifamily[1]{\edef\k@family{#1}}
 486 \DeclareRobustCommand\fontfamily[1]{%
 487   \edef\tmp@item{{#1}}%
 488   \@notkfamfalse
 489   \@notffamfalse
 490   \expandafter\expandafter\expandafter
 491   \inlist@\expandafter\tmp@item\expandafter{\kfam@list}%
 492   \ifin@ \edef\k@family{#1}%
 493   \else
 494     \expandafter\expandafter\expandafter
 495     \inlist@\expandafter\tmp@item\expandafter{\notkfam@list}%
 496     \ifin@ \@notkfamtrue
 497     \else
 498       \@tempswzfalse
 499       \def\fam@elt{\noexpand\fam@elt}%
 500       \message{(I search kanjifont definition file:}%
 501       \def\enc@elt<##1>{\message{.}%
 502         \edef\reserved@a{\lowercase{\noexpand\IfFileExists{##1#1.fd}}}%
 503         \reserved@a{\@tempswztrue}{}\relax}%
 504       \kenc@list
 505       \message{)}%
 506       \if@tempswz
 507         \edef\k@family{#1}%
 508       \else
 509         \@notkfamtrue
 510         \xdef\notkfam@list{\notkfam@list\fam@elt<#1>}%
 511       \fi
 512   \fi\fi
 513   \expandafter\expandafter\expandafter
 514   \inlist@\expandafter\tmp@item\expandafter{\ffam@list}%
 515   \ifin@ \edef\f@family{#1}\else
 516     \expandafter\expandafter\expandafter
 517     \inlist@\expandafter\tmp@item\expandafter{\notffam@list}%
 518     \ifin@ \@notffamtrue \else
 519       \@tempswzfalse
 520       \def\fam@elt{\noexpand\fam@elt}%
 521       \message{(I search font definition file:}%
 522       \def\enc@elt<##1>{\message{.}%
 523         \edef\reserved@a{\lowercase{\noexpand\IfFileExists{##1#1.fd}}}%
 524         \reserved@a{\@tempswztrue}{}\relax}%
 525       \fenc@list
 526       \message{)}%
 527       \if@tempswz
 528         \edef\f@family{#1}%
 529       \else
 530         \@notffamtrue
 531         \xdef\notffam@list{\notffam@list\fam@elt<#1>}%
 532       \fi
 533   \fi\fi
 534   \if@notkfam\if@notffam
 535       \edef\k@family{#1}\edef\f@family{#1}%
 536   \fi\fi}
 537 \DeclareRobustCommand\romanseries[1]{\edef\f@series{#1}}
 538 \DeclareRobustCommand\kanjiseries[1]{\edef\k@series{#1}}
 539 \DeclareRobustCommand\fontseries[1]{\kanjiseries{#1}\romanseries{#1}}
 540 \DeclareRobustCommand\romanshape[1]{\edef\f@shape{#1}}
 541 \DeclareRobustCommand\kanjishape[1]{\edef\k@shape{#1}}
 542 \DeclareRobustCommand\fontshape[1]{\kanjishape{#1}\romanshape{#1}}
 543 \def\usekanji#1#2#3#4{%
 544     \kanjiencoding{#1}\kanjifamily{#2}\kanjiseries{#3}\kanjishape{#4}%
 545     \selectfont\ignorespaces}
 546 \def\useroman#1#2#3#4{%
 547     \romanencoding{#1}\romanfamily{#2}\romanseries{#3}\romanshape{#4}%
 548     \selectfont\ignorespaces}
 549 \def\usefont#1#2#3#4{%
 550   \edef\tmp@item{{#1}}%
 551   \expandafter\expandafter\expandafter
 552   \inlist@\expandafter\tmp@item\expandafter{\kenc@list}%
 553   \ifin@ \usekanji{#1}{#2}{#3}{#4}%
 554   \else\useroman{#1}{#2}{#3}{#4}%
 555   \fi}
 556 \DeclareRobustCommand\normalfont{%
 557     \kanjiencoding{\kanjiencodingdefault}%
 558     \kanjifamily{\kanjifamilydefault}%
 559     \kanjiseries{\kanjiseriesdefault}%
 560     \kanjishape{\kanjishapedefault}%
 561     \romanencoding{\encodingdefault}%
 562     \romanfamily{\familydefault}%
 563     \romanseries{\seriesdefault}%
 564     \romanshape{\shapedefault}%
 565     \selectfont\ignorespaces}
 566 \adjustbaseline
 567 \let\reset@font\normalfont
 568 \DeclareRobustCommand\mcfamily
 569         {\not@math@alphabet\mcfamily\mathmc
 570          \kanjifamily\mcdefault\selectfont}
 571 \DeclareRobustCommand\gtfamily
 572         {\not@math@alphabet\gtfamily\mathgt
 573          \kanjifamily\gtdefault\selectfont}
 574 \let\romanprocess@table\process@table
 575 \def\kanjiprocess@table{%
 576   \kanjiencoding{\kanjiencodingdefault}%
 577   \kanjifamily{\kanjifamilydefault}%
 578   \kanjiseries{\kanjiseriesdefault}%
 579   \kanjishape{\kanjishapedefault}%
 580 }
 581 \def\process@table{%
 582   \romanprocess@table
 583   \kanjiprocess@table
 584 }
 585 \@onlypreamble\romanprocess@table
 586 \@onlypreamble\kanjiprocess@table
 587 \DeclareTextCommandDefault{\textunderscore}{%
 588   \leavevmode\kern.06em
 589   %\iftdir\raise-\tbaselineshift\fi
 590   \vbox{\hrule\@width.3em}}
 591
 592 %%%%%% LuaTeX-ja specific
 593
 594 % #1 の展開結果から encoding 部分をとりだし，それが和文用かどうかの結果を \ifin@ に代入
 595 \def\ltj@@IsFontJapanese#1{%
 596   \expandafter\ltj@@IsFontJapaneseX#1//:%
 597   \expandafter\expandafter\expandafter
 598   \inlist@\expandafter\tmp@item\expandafter{\kenc@list}}
 599 \def\ltj@@IsFontJapaneseX#1/#2/:{\edef\tmp@item{{\directlua{tex.print('#1')}}}}
 600
 601
 602 \let\extract@afont\extract@font
 603 \def\pickup@jfont{%
 604     \expandafter \ifx \font@name \relax
 605        \let\extract@font\extract@jfont
 606        \define@newfont
 607        \let\extract@font\extract@afont
 608     \fi
 609     \let\getjfont\font@name}
 610
 611 \def\extract@jfont{%
 612     \get@external@font
 613     \expandafter\globaljfont\font@name\external@font\relax
 614     \font@name\global\zw=\zw\global\zh=\zh
 615     \csname \f@encoding+\f@family\endcsname
 616     \csname\curr@fontshape\endcsname}
 617
 618 \let\ltj@@al@do@subst@correction=\do@subst@correction
 619 \def\ltj@@ja@do@subst@correction{%
 620     \xdef\subst@correction{%
 621       \font@name
 622       \global\expandafter\let\csname \curr@fontshape/\f@size\endcsname\font@name%
 623       \relax}%
 624     \aftergroup\subst@correction
 625 }
 626 \def\do@subst@correction{%
 627    \ltj@@IsFontJapanese{\curr@fontshape}\ifin@
 628      \ltj@@ja@do@subst@correction
 629    \else
 630      \ltj@@al@do@subst@correction
 631    \fi
 632 }
 633
 634
 635 %%%%%% Japanese font for math mode
 636
 637 % \M@<enc> から その <enc> が和文用か調べる
 638 {\catcode`M=12%
 639 \gdef\ltj@@mathJapaneseFonts#1M#2#3\relax{\ltj@@IsFontJapanese{#3}}}
 640
 641 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
 642 \def\ltj@@ja@getanddefine@fonts#1#2{%
 643   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
 644   \pickup@jfont \let\textfont@name\font@name
 645   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
 646   \pickup@jfont \let\scriptfont@name\font@name
 647   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
 648   \pickup@jfont
 649   \edef\math@fonts{\math@fonts\ltjsetparameter{%
 650     jatextfont={#1,\textfont@name},%
 651     jascriptfont={#1,\scriptfont@name},%
 652     jascriptscriptfont={#1,\font@name}}}
 653 }
 654
 655 \def\getanddefine@fonts#1#2{%
 656   \ltj@tempcnta=#1 \ltj@@IsFontJapanese{\string#2}%
 657   \ifin@\ltj@@ja@getanddefine@fonts{#1}{#2}%
 658   \else \ltj@@al@getanddefine@fonts{#1}{#2}%
 659   \fi
 660 }
 661 \def\use@mathgroup#1#2{\relax\ifmmode
 662   \math@bgroup
 663     \expandafter\ifx\csname M@\f@encoding\endcsname#1\else
 664     #1\fi \ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
 665     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
 666   \expandafter\math@egroup\fi}%
 667
 668 \endinput