src/patches/lltjfont.sty

   1 %
   2 % lltjfont.sty: derived from plfonts.dtx in pLaTeX.
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjfont}[2016/04/01 Patch to NFSS2 for LuaTeX-ja]
   7
   8 \def\ltj@chardef@text@cmd#1{%
   9   \edef\ltj@chardef@text@cmd@name{\expandafter\@gobble\string#1}%
  10   \afterassignment\ltj@chardef@text@cmd@\ltj@tempcnta
  11 }
  12 \def\ltj@chardef@text@cmd@{%
  13   \ifnum\ltj@tempcnta>"7F
  14     \expandafter\edef\csname \ltj@chardef@text@cmd@name\endcsname{%
  15       \noexpand\ltjalchar\the\ltj@tempcnta\space
  16     }%
  17   \else
  18     \expandafter\chardef\csname \ltj@chardef@text@cmd@name\endcsname\ltj@tempcnta
  19   \fi
  20 }
  21 \def\DeclareTextSymbol#1#2#3{%
  22   \@dec@text@cmd\ltj@chardef@text@cmd#1{#2}#3\relax
  23 }
  24
  25 \ifdefined\UnicodeEncodingName
  26   \input{tuenc.def}
  27 \fi
  28
  29
  30 \let\k@encoding\@empty
  31 \let\ck@encoding\@empty
  32 % LuaTeX-ja uses JY3 and JT3 encodings.
  33 \def\cy@encoding{JY3}\def\ct@encoding{JT3}
  34
  35 \let\k@family\@empty
  36 \let\k@series\@empty
  37 \let\k@shape\@empty
  38 \def\curr@kfontshape{\k@encoding/\k@family/\k@series/\k@shape}
  39 \def\rel@fontshape{\f@encoding/\f@family/\f@series/\f@shape}
  40 \ifdefined\Cht\else\newdimen\Cht\fi
  41 \ifdefined\cht\else\newdimen\cht\fi
  42 \ifdefined\Cdp\else\newdimen\Cdp\fi
  43 \ifdefined\cdp\else\newdimen\cdp\fi
  44 \ifdefined\Cwd\else\newdimen\Cwd\fi
  45 \ifdefined\cwd\else\newdimen\cwd\fi
  46 \ifdefined\Cvs\else\newdimen\Cvs\fi
  47 \ifdefined\cvs\else\newdimen\cvs\fi
  48 \ifdefined\Chs\else\newdimen\Chs\fi
  49 \ifdefined\chs\else\newdimen\chs\fi
  50 \ifdefined\cHT\else\newdimen\cHT\fi
  51 %\let\afont\font
  52
  53 \let\ystrutbox\strutbox
  54 \newbox\dstrutbox
  55 \newbox\tstrutbox
  56 \newbox\zstrutbox
  57 %\def\strutbox{%
  58 %}
  59 \def\strut{\relax
  60   \ifnum\ltjgetparameter{direction}=1 % dtou
  61     \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi
  62   \else\ifnum\ltjgetparameter{direction}=4 % yoko
  63     \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi
  64   \else % tate and utod
  65     \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi
  66   \fi\fi
  67 }
  68
  69 \def\ystrut{\relax\hbox{\yoko
  70    \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi}}
  71 \def\tstrut{\relax\hbox{\tate
  72    \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi}}
  73 \def\dstrut{\relax\hbox{\dtou
  74    \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi}}
  75 \def\zstrut{\relax\hbox{\utod
  76    \ifmmode\copy\zstrutbox\else\unhcopy\zstrutbox\fi}}
  77
  78 {%
  79   \def\cdp@elt#1#2#3#4{%
  80     \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}}%
  81   \cdp@list%
  82 }
  83
  84 \def\DeclareFontEncoding{%
  85   \begingroup
  86   \nfss@catcodes
  87   \expandafter\endgroup
  88   \DeclareFontEncoding@}
  89 \def\DeclareFontEncoding@#1#2#3{%
  90   \expandafter
  91   \ifx\csname T@#1\endcsname\relax
  92      \def\cdp@elt{\noexpand\cdp@elt}%
  93      \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
  94                     {\default@family}{\default@series}%
  95                     {\default@shape}}%
  96      \expandafter\let\csname#1-cmd\endcsname\@changed@cmd
  97      \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}%
  98   \else
  99      \@font@info{Redeclaring font encoding #1}%
 100   \fi
 101   \global\@namedef{T@#1}{#2}%
 102   \global\@namedef{M@#1}{\default@M#3}%
 103   \xdef\LastDeclaredEncoding{#1}%
 104   }
 105 \def\DeclareKanjiEncoding#1{%
 106   \@latex@warning{%
 107      The \string\DeclareKanjiEncoding\space is obsoleted command.  Please use
 108      \MessageBreak
 109      the \string\DeclareTateKanjiEncoding\space for `Tate-kumi' encoding, and
 110      \MessageBreak
 111      the \string\DeclareYokoKanjiEncoding\space for `Yoko-kumi' encoding.
 112      \MessageBreak
 113      I treat the `#1' encoding as `Yoko-kumi'.}
 114   \DeclareYokoKanjiEncoding{#1}%
 115 }
 116 \def\DeclareYokoKanjiEncoding{%
 117   \begingroup
 118   \nfss@catcodes
 119   \expandafter\endgroup
 120   \DeclareYokoKanjiEncoding@}
 121 \def\DeclareYokoKanjiEncoding@#1#2#3{%
 122   \expandafter\ifx\csname T@#1\endcsname\relax
 123     \def\cdp@elt{\noexpand\cdp@elt}%
 124     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 125                     {\default@k@family}{\default@k@series}%
 126                     {\default@k@shape}}%
 127     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 128     \directlua{luatexja.jfont.add_kyenc_list('\luatexluaescapestring{#1}')}%
 129   \else
 130     \@font@info{Redeclaring KANJI (yoko) font encoding #1}%
 131   \fi
 132   \global\@namedef{T@#1}{#2}%
 133   \global\@namedef{M@#1}{\default@KM#3}%
 134   }
 135 \def\DeclareTateKanjiEncoding{%
 136   \begingroup
 137   \nfss@catcodes
 138   \expandafter\endgroup
 139   \DeclareTateKanjiEncoding@}
 140 \def\DeclareTateKanjiEncoding@#1#2#3{%
 141   \expandafter\ifx\csname T@#1\endcsname\relax
 142     \def\cdp@elt{\noexpand\cdp@elt}%
 143     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 144                     {\default@k@family}{\default@k@series}%
 145                     {\default@k@shape}}%
 146     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 147     \directlua{luatexja.jfont.add_ktenc_list('\luatexluaescapestring{#1}')}%
 148   \else
 149     \@font@info{Redeclaring KANJI (tate) font encoding #1}%
 150   \fi
 151   \global\@namedef{T@#1}{#2}%
 152   \global\@namedef{M@#1}{\default@KM#3}%
 153   }
 154 \@onlypreamble\DeclareKanjiEncoding
 155 \@onlypreamble\DeclareYokoKanjiEncoding
 156 \@onlypreamble\DeclareYokoKanjiEncoding@
 157 \@onlypreamble\DeclareTateKanjiEncoding
 158 \@onlypreamble\DeclareTateKanjiEncoding@
 159 \def\DeclareKanjiEncodingDefaults#1#2{%
 160   \ifx\relax#1\else
 161     \ifx\default@KT\@empty\else
 162       \@font@info{Overwriting KANJI encoding scheme text defaults}%
 163     \fi
 164     \gdef\default@KT{#1}%
 165   \fi
 166   \ifx\relax#2\else
 167     \ifx\default@KM\@empty\else
 168       \@font@info{Overwriting KANJI encoding scheme math defaults}%
 169     \fi
 170     \gdef\default@KM{#2}%
 171   \fi}
 172 \let\default@KT\@empty
 173 \let\default@KM\@empty
 174 \@onlypreamble\DeclareKanjiEncodingDefaults
 175 \def\DeclareFontFamily#1#2#3{%
 176  \@ifundefined{T@#1}%
 177     {\@latex@error{Encoding scheme `#1' unknown}\@eha}%
 178     {\def\reserved@a{#3}%
 179      \global
 180      \expandafter\let\csname #1+#2\expandafter\endcsname
 181             \ifx \reserved@a\@empty
 182               \@empty
 183             \else \reserved@a
 184             \fi
 185      \directlua{luatexja.jfont.add_ffam('\luatexluaescapestring{#2}')}%
 186     }%
 187 }
 188 \def\DeclareKanjiFamily#1#2#3{%
 189  \@ifundefined{T@#1}%
 190     {\@latex@error{KANJI Encoding scheme `#1' unknown}\@eha}%
 191     {\def\reserved@a{#3}%
 192      \global
 193      \expandafter\let\csname #1+#2\expandafter\endcsname
 194             \ifx \reserved@a\@empty
 195               \@empty
 196             \else \reserved@a
 197             \fi
 198      \directlua{luatexja.jfont.add_kfam('\luatexluaescapestring{#2}')}%
 199      }%
 200 }
 201 \def\DeclareKanjiSubstitution#1#2#3#4{%
 202   \expandafter\ifx\csname T@#1\endcsname\relax
 203     \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 204   \else
 205     \begingroup
 206        \def\reserved@a{#1}%
 207        \toks@{}%
 208        \def\cdp@elt##1##2##3##4{%
 209          \def\reserved@b{##1}%
 210          \ifx\reserved@a\reserved@b
 211            \addto@hook\toks@{\cdp@elt{#1}{#2}{#3}{#4}}%
 212          \else
 213            \addto@hook\toks@{\cdp@elt{##1}{##2}{##3}{##4}}%
 214          \fi}%
 215        \cdp@list
 216        \xdef\cdp@list{\the\toks@}%
 217     \endgroup
 218     \global\@namedef{D@#1}{\def\default@family{#2}%
 219                            \def\default@series{#3}%
 220                            \def\default@shape{#4}}%
 221   \fi}
 222 \def\DeclareErrorKanjiFont#1#2#3#4#5{%
 223    \xdef\error@kfontshape{%
 224       \noexpand\expandafter\noexpand\split@name\noexpand\string
 225       \expandafter\noexpand\csname#1/#2/#3/#4/#5\endcsname
 226       \noexpand\@nil}%
 227    \gdef\default@k@family{#2}%
 228    \gdef\default@k@series{#3}%
 229    \gdef\default@k@shape{#4}%
 230    \global\let\k@family\default@k@family
 231    \global\let\k@series\default@k@series
 232    \global\let\k@shape\default@k@shape
 233    \gdef\f@size{#5}%
 234    \gdef\f@baselineskip{#5pt}}
 235 \@onlypreamble\DeclareKanjiSubstitution
 236 \@onlypreamble\DeclareErrorKanjiFont
 237 \def\DeclareFixedFont#1#2#3#4#5#6{%
 238    \begingroup
 239       \math@fontsfalse
 240       \every@math@size{}%
 241       \fontsize{#6}\z@
 242       \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#2}')}\ifin@%
 243         \usekanji{#2}{#3}{#4}{#5}%
 244         \global\let#1\getjfont
 245       \else
 246         \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{#2}')}\ifin@%
 247           \usekanji{#2}{#3}{#4}{#5}%
 248           \global\let#1\gettfont
 249         \else
 250           \useroman{#2}{#3}{#4}{#5}%
 251           \global\expandafter\let\expandafter#1\the\font
 252         \fi
 253       \fi
 254    \endgroup
 255   }
 256 \def\DLMfontsw@standard#1#2#3{#1{#2{#3}}}
 257 \def\reDeclareMathAlphabet#1#2#3{%
 258   \ifdefined#2
 259     \@temptokena\expandafter{#2}%
 260   \else
 261     \@temptokena{#2}%
 262   \fi
 263   \ifdefined#3
 264     \toks0\expandafter{#3}%
 265   \else
 266     \toks0{#3}%
 267   \fi
 268   \long\protected\edef#1{%
 269     \noexpand\DLMfontsw@standard{\the\@temptokena}{\the\toks0}}%
 270 }
 271 \@onlypreamble\reDeclareMathAlphabet
 272 \def\all@shape{all}%
 273 \def\DeclareRelationFont#1#2#3#4#5#6#7#8{%
 274   \def\rel@shape{#4}%
 275   \ifx\rel@shape\@empty
 276      \global
 277      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 278        \romanencoding{#5}\romanfamily{#6}%
 279        \romanseries{#7}}%
 280   \else
 281      \global
 282      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 283        \romanencoding{#5}\romanfamily{#6}%
 284        \romanseries{#7}\romanshape{#8}}%
 285   \fi
 286 }
 287 \def\SetRelationFont#1#2#3#4#5#6#7#8{%
 288   \def\rel@shape{#4}%
 289   \ifx\rel@shape\@empty
 290      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 291        \romanencoding{#5}\romanfamily{#6}%
 292        \romanseries{#7}}%
 293   \else
 294      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 295        \romanencoding{#5}\romanfamily{#6}%
 296        \romanseries{#7}\romanshape{#8}}%
 297   \fi
 298 }
 299 \newif\if@knjcmd
 300 \def\userelfont{\@knjcmdtrue}
 301
 302
 303 \RequirePackage{everysel}
 304 \let\ltj@@EverySelectfont@Init=\@EverySelectfont@Init
 305 \expandafter\expandafter\expandafter\let
 306 \expandafter\expandafter\csname ltj@@orig@selectfont\endcsname\csname selectfont\space\endcsname
 307 \@EverySelectfont@Init
 308 \def\@EverySelectfont@Init{%
 309   \expandafter\let\csname selectfont\space \endcsname \ltj@@orig@selectfont
 310   \ltj@@EverySelectfont@Init
 311 }
 312 \def\ltj@selectfont@patch{%
 313  \directlua{luatexja.base.start_time_measure('selectfont')}%
 314  \let\tmp@error@fontshape\error@fontshape
 315   \let\error@fontshape\error@kfontshape
 316   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 317     \let\cy@encoding\k@encoding
 318     \edef\ct@encoding{\csname t@enc@\k@encoding\endcsname}%
 319   \else
 320     \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 321      \let\ct@encoding\k@encoding
 322      \edef\cy@encoding{\csname y@enc@\k@encoding\endcsname}%
 323     \else
 324       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 325     \fi
 326   \fi
 327 %
 328   \let\k@encoding\ct@encoding
 329   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 330   \pickup@tfont
 331   \font@name
 332   \ltj@@does@alt@set{\curr@kfontshape}%
 333     % alt fonts の定義
 334     \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
 335     % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
 336     \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 337   \fi
 338 %
 339   \let\k@encoding\cy@encoding
 340   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 341   \pickup@jfont
 342   \font@name
 343   \ltj@@does@alt@set{\curr@kfontshape}%
 344     % alt fonts の定義
 345     \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
 346     % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
 347     \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 348   \fi
 349 %
 350   \edef\tmp@item{{\k@encoding}}\expandafter\def\expandafter\k@encoding\tmp@item
 351   \kenc@update
 352   \let\error@fontshape\tmp@error@fontshape
 353 %
 354   \if@knjcmd \@knjcmdfalse
 355     \expandafter\ifx
 356     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
 357       \expandafter\ifx
 358          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\relax
 359       \else
 360          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\selectfont
 361          % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 362       \fi
 363     \else
 364        \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\selectfont
 365        % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 366     \fi
 367   \fi
 368   \directlua{luatexja.base.stop_time_measure('selectfont')}%
 369 }
 370 \EverySelectfont{\ltj@selectfont@patch}
 371
 372 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 373 \def\set@fontsize#1#2#3{%
 374     \@defaultunits\@tempdimb#2pt\relax\@nnil
 375     \edef\f@size{\strip@pt\@tempdimb}%
 376     \@defaultunits\@tempskipa#3pt\relax\@nnil
 377     \edef\f@baselineskip{\the\@tempskipa}%
 378     \edef\f@linespread{#1}%
 379     \let\baselinestretch\f@linespread
 380     \def\size@update{%
 381       \baselineskip\f@baselineskip\relax
 382       \baselineskip\f@linespread\baselineskip
 383       \normalbaselineskip\baselineskip
 384       \adjustbaseline
 385       \setbox\ystrutbox\hbox{\yoko
 386           \vrule\@width\z@
 387                 \@height.7\baselineskip \@depth.3\baselineskip}%
 388       \setbox\dstrutbox\hbox{\dtou
 389           \vrule\@width\z@
 390                 \@height.7\baselineskip \@depth.3\baselineskip}%
 391       \setbox\tstrutbox\hbox{\tate
 392           \vrule\@width\z@
 393                 \@height.5\baselineskip \@depth.5\baselineskip}%
 394       \setbox\zstrutbox\hbox{\tate
 395           \vrule\@width\z@
 396                 \@height.7\baselineskip \@depth.3\baselineskip}%
 397      \let\size@update\relax}}
 398
 399 \ifdefined\newluafunction
 400   \newluafunction\ltj@@adjust@baseline@inner
 401   \begingroup\catcode`\~=12
 402   \directlua{%
 403     local nulltable = {}
 404     local t = lua.get_functions_table()
 405     local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
 406     local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
 407     local setdimen, set_attr = tex.setdimen, tex.setattribute
 408     local dir = luatexja.unary_pars.direction
 409     t[\the\ltj@@adjust@baseline@inner] = function()
 410       local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
 411       ft = ft and ft.char_type or nulltable
 412       local fk = ft and ft[0] or nulltable
 413       local ht, dp, wd = fk.height or 0, fk.depth or 0,
 414                          fk.width or ft.zw or 0
 415       local fm
 416         = ((getfont(font.current()) or nulltable)
 417           .characters or nulltable)[77] or nulltable %% 'M'
 418       set_attr('ltj@tablshift',
 419         0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp))
 420       if dir() ~= dir_tate then
 421         ft = fmt[get_attr('ltj@curjfnt')] or nulltable
 422         ft = ft and ft.char_type or nulltable
 423         fk = ft and ft[0] or nulltable
 424         ht, dp, wd = fk.height or 0, fk.depth or 0,
 425                      fk.width or ft.zw or 0
 426       end
 427       setdimen('cht', ht); setdimen('cdp', dp)
 428       setdimen('cwd', wd); setdimen('chs', wd)
 429       setdimen('cHT', ht+dp)
 430     end
 431   }\endgroup
 432   \def\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
 433      \cvs\normalbaselineskip}
 434 \else
 435   \newbox\adjust@box
 436   \newbox\adjust@box@aux
 437   \newdimen\adjust@dimen
 438   \def\adjustbaseline{%
 439     \setbox\adjust@box\hbox{%
 440       \ltj@ykblshift\z@\ltj@tkblshift\z@ 漢}%
 441     \cht\ht\adjust@box
 442     \cdp\dp\adjust@box
 443     \cwd\wd\adjust@box
 444     \cvs\normalbaselineskip
 445     \chs\cwd
 446     \cHT\cht \advance\cHT\cdp
 447     \setbox\adjust@box@aux\hbox{\tate\ltj@tkblshift\z@ 漢}%
 448     \setbox\adjust@box\hbox{\tate\ltj@tablshift\z@ M}%
 449     \adjust@dimen\ht\adjust@box
 450     \advance\adjust@dimen\dp\adjust@box
 451     \advance\adjust@dimen-\ht\adjust@box@aux
 452     \divide\adjust@dimen\tw@
 453     \advance\adjust@dimen0.5\dp\adjust@box@aux
 454     \advance\adjust@dimen-\dp\adjust@box
 455     \ltj@tablshift=\adjust@dimen
 456   }
 457 \fi
 458 \DeclareRobustCommand\romanencoding[1]{%
 459     \expandafter\ifx\csname T@#1\endcsname\relax
 460       \@latex@error{Encoding scheme `#1' unknown}\@eha
 461     \else
 462       \edef\f@encoding{#1}%
 463       \ifx\cf@encoding\f@encoding
 464         \let\enc@update\relax
 465       \else
 466         \let\enc@update\@@enc@update
 467       \fi
 468     \fi
 469 }
 470 \DeclareRobustCommand\kanjiencoding[1]{%
 471     \expandafter\ifx\csname T@#1\endcsname\relax
 472       \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 473     \else
 474       \edef\k@encoding{#1}%
 475       \ifx\ck@encoding\k@encoding
 476          \let\kenc@update\relax
 477       \else
 478          \let\kenc@update\@@kenc@update
 479       \fi
 480     \fi
 481 }
 482 \DeclareRobustCommand\fontencoding[1]{%
 483   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#1}')}\ifin@%
 484   \kanjiencoding{#1}\else\romanencoding{#1}\fi}
 485 \def\@@kenc@update{%
 486   \default@KT
 487   \csname T@\k@encoding\endcsname
 488   \csname D@\k@encoding\endcsname
 489   \let\kenc@update\relax
 490   \let\ck@encoding\k@encoding
 491   \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}
 492   \directlua{luatexja.jfont.is_kyenc(\tmp@enc)}\ifin@%
 493     \let\cy@encoding\k@encoding
 494   \else
 495     \directlua{luatexja.jfont.is_ktenc(\tmp@enc)}\ifin@%
 496       \let\ct@encoding\k@encoding
 497     \else
 498       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 499     \fi
 500   \fi
 501 }
 502 \let\kenc@update\relax
 503 \def\@changed@kcmd#1#2{%
 504    \ifx\protect\@typeset@protect
 505       \@inmathwarn#1%
 506       \expandafter\ifx\csname\ck@encoding\string#1\endcsname\relax
 507          \expandafter\ifx\csname ?\string#1\endcsname\relax
 508             \expandafter\def\csname ?\string#1\endcsname{%
 509                \TextSymbolUnavailable#1%
 510             }%
 511          \fi
 512          \global\expandafter\let
 513                \csname\cf@encoding \string#1\expandafter\endcsname
 514                \csname ?\string#1\endcsname
 515       \fi
 516       \csname\ck@encoding\string#1%
 517          \expandafter\endcsname
 518    \else
 519       \noexpand#1%
 520    \fi}
 521 \newif\if@notkfam
 522 \newif\if@notffam
 523 \newif\if@tempswz
 524 \def\@ltj@use@fd{true}
 525 \DeclareRobustCommand\romanfamily[1]{\edef\f@family{#1}}
 526 \DeclareRobustCommand\kanjifamily[1]{\edef\k@family{#1}}
 527 \DeclareRobustCommand\fontfamily[1]{%
 528   \@notkfamfalse\@notffamfalse
 529   \edef\tmp@item{'\luatexluaescapestring{#1}'}%
 530   %
 531   \directlua{luatexja.jfont.search_kfam(\tmp@item, \@ltj@use@fd)}%
 532   \ifin@\edef\k@family{#1}\else\@notkfamtrue\fi
 533   %
 534   % alphabetic fonts part
 535   \directlua{luatexja.jfont.is_ffam(\tmp@item)}%
 536   \ifin@\edef\f@family{#1}\else
 537     % checking is_stored_ffam is not sufficient,
 538     % since LuaTeX-ja doesn't know whats fonts are defined before LuaTeX-ja is loaded.
 539     \ifcsname \f@encoding+#1\endcsname % easy case
 540       \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 541     \else
 542       \@tempswafalse
 543       \def\cdp@elt##1{\ifcsname ##1+#1\endcsname\@tempswatrue\fi}%
 544       \directlua{luatexja.jfont.search_ffam_declared()}%
 545       \if@tempswz
 546         \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 547       \else
 548         % now we search Nffam_list and font definition files.
 549         \directlua{luatexja.jfont.search_ffam_fd(\tmp@item)}%
 550         \ifin@\edef\f@family{#1}\else\@notffamtrue\fi
 551       \fi
 552     \fi
 553   \fi
 554   %
 555   \if@notkfam\if@notffam
 556     \edef\k@family{#1}\edef\f@family{#1}%
 557   \fi\fi
 558 }
 559 \DeclareRobustCommand\romanseries[1]{\edef\f@series{#1}}
 560 \DeclareRobustCommand\kanjiseries[1]{\edef\k@series{#1}}
 561 \DeclareRobustCommand\fontseries[1]{\kanjiseries{#1}\romanseries{#1}}
 562 \DeclareRobustCommand\romanshape[1]{\edef\f@shape{#1}}
 563 \DeclareRobustCommand\kanjishape[1]{\edef\k@shape{#1}}
 564 \DeclareRobustCommand\fontshape[1]{\kanjishape{#1}\romanshape{#1}}
 565 \def\usekanji#1#2#3#4{%
 566     \kanjiencoding{#1}\kanjifamily{#2}\kanjiseries{#3}\kanjishape{#4}%
 567     \selectfont\ignorespaces}
 568 \def\useroman#1#2#3#4{%
 569     \romanencoding{#1}\romanfamily{#2}\romanseries{#3}\romanshape{#4}%
 570     \selectfont\ignorespaces}
 571 \protected\def\usefont#1#2#3#4{%
 572   \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{#1}')}\ifin@%
 573   \usekanji{#1}{#2}{#3}{#4}%
 574   \else\useroman{#1}{#2}{#3}{#4}%
 575   \fi}
 576 \DeclareRobustCommand\normalfont{%
 577     \kanjiencoding{\kanjiencodingdefault}%
 578     \kanjifamily{\kanjifamilydefault}%
 579     \kanjiseries{\kanjiseriesdefault}%
 580     \kanjishape{\kanjishapedefault}%
 581     \romanencoding{\encodingdefault}%
 582     \romanfamily{\familydefault}%
 583     \romanseries{\seriesdefault}%
 584     \romanshape{\shapedefault}%
 585     \selectfont\ignorespaces}
 586 \let\reset@font\normalfont
 587 \DeclareRobustCommand\mcfamily
 588         {\not@math@alphabet\mcfamily\mathmc
 589          \kanjifamily\mcdefault\selectfont}
 590 \DeclareRobustCommand\gtfamily
 591         {\not@math@alphabet\gtfamily\mathgt
 592          \kanjifamily\gtdefault\selectfont}
 593 \let\romanprocess@table\process@table
 594 \def\kanjiprocess@table{%
 595   \kanjiencoding{\kanjiencodingdefault}%
 596   \kanjifamily{\kanjifamilydefault}%
 597   \kanjiseries{\kanjiseriesdefault}%
 598   \kanjishape{\kanjishapedefault}%
 599 }
 600 \def\process@table{%
 601   \romanprocess@table
 602   \kanjiprocess@table
 603 }
 604 \@onlypreamble\romanprocess@table
 605 \@onlypreamble\kanjiprocess@table
 606 \DeclareTextCommandDefault{\textunderscore}{%
 607   \leavevmode\kern.06em
 608   \vbox{\hrule\@width.3em}}
 609
 610 %%%%%% LuaTeX-ja specific
 611
 612 % #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
 613 \def\ltj@@IsFontJapanese#1{%
 614   \directlua{luatexja.jfont.is_kenc(string.match(
 615       '\luatexluaescapestring{#1}', '[^/]+'))}}
 616
 617
 618 \let\extract@afont\extract@font
 619 \def\pickup@jfont{%
 620     \expandafter \ifx \font@name \relax
 621        \let\extract@font\extract@jfont
 622        \define@newfont
 623        \let\extract@font\extract@afont
 624     \fi
 625     \let\getjfont\font@name}
 626 \def\pickup@tfont{%
 627     \expandafter \ifx \font@name \relax
 628        \let\extract@font\extract@tfont
 629        \define@newfont
 630        \let\extract@font\extract@afont
 631     \fi
 632     \let\gettfont\font@name}
 633
 634 % 異なる和文 enc/fam/ser/shape からは異なるフォント番号が振られるように
 635 % わざと「ゴミをつける」
 636 \def\ltj@@patch@external@font#1 at{%
 637   #1\directlua{luatexja.jfont.print_aftl_address()}\space at%
 638 }
 639 \def\extract@jfont{%
 640    \get@external@font
 641     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}%
 642       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 643     \fi
 644     \expandafter\globaljfont\font@name\external@font\relax% ここで時間がかかる
 645     \font@name%\global\zw=\zw\global\zh=\zh
 646     \csname \f@encoding+\f@family\endcsname
 647     \csname\curr@fontshape\endcsname}
 648 \def\extract@tfont{%
 649    \get@external@font
 650     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}%
 651       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 652     \fi
 653     \expandafter\globaltfont\font@name\external@font\relax
 654     \font@name%\global\zw=\zw\global\zh=\zh
 655     \csname \f@encoding+\f@family\endcsname
 656     \csname\curr@fontshape\endcsname}
 657
 658 \let\ltj@@al@do@subst@correction=\do@subst@correction
 659 \def\ltj@@ja@do@subst@correction{%
 660     \xdef\subst@correction{%
 661       \font@name
 662       \global\expandafter\let\csname \curr@fontshape/\f@size\endcsname\font@name%
 663       \relax}%
 664     \aftergroup\subst@correction
 665 }
 666 \def\do@subst@correction{%
 667    \ltj@@IsFontJapanese{\curr@fontshape}\ifin@%
 668      \ltj@@ja@do@subst@correction
 669    \else
 670      \ltj@@al@do@subst@correction
 671    \fi
 672 }
 673 \let\@@italiccorr=\/
 674
 675 %%%%%% Japanese font for math mode
 676
 677 % \M@<enc> から その <enc> が和文用か調べる
 678 {\catcode`M=12%
 679 \gdef\ltj@@mathJapaneseFonts#1M#2#3\relax{\ltj@@IsFontJapanese{#3}}}
 680
 681 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
 682 \def\ltj@@ja@getanddefine@fonts#1#2{%
 683   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
 684   \pickup@jfont\let\textfont@name\font@name
 685   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
 686   \pickup@jfont\let\scriptfont@name\font@name
 687   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
 688   \pickup@jfont
 689   \edef\math@fonts{\math@fonts\ltj@setpar@global%
 690     \ltj@@set@stackfont#1,\textfont@name:{MJT}%
 691     \ltj@@set@stackfont#1,\scriptfont@name:{MJS}%
 692     \ltj@@set@stackfont#1,\font@name:{MJSS}%
 693   }%
 694 }
 695
 696 \def\getanddefine@fonts#1#2{%
 697   \ltj@tempcnta=#1\ltj@@IsFontJapanese{\string#2}%
 698   \ifin@\let\ltj@temp=\ltj@@ja@getanddefine@fonts%
 699   \else \let\ltj@temp=\ltj@@al@getanddefine@fonts\fi
 700   \ltj@temp{#1}{#2}%
 701 }
 702 \def\use@mathgroup#1#2{\relax\ifmmode
 703   \math@bgroup
 704     \expandafter\ifx\csname M@\f@encoding\endcsname#1\else
 705     #1\fi\ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
 706     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
 707   \expandafter\math@egroup\fi}%
 708
 709 %%%%%% Alternate Japanese Fonts
 710 %%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
 711 % いつも global
 712 \def\DeclareAlternateKanjiFont#1#2#3#4#5#6#7#8#9{%
 713   \edef\@temp{#9}%
 714   \ifx\@temp\@empty\else
 715     {\def\ltj@temp@bfont{#1/#2/#3/#4}\def\ltj@temp@afont{#5/#6/#7/#8}%
 716      \expandafter\ltj@@altfont@latex#9,,}\ignorespaces
 717   \fi}
 718 \def\ltj@@altfont@latex#1,{\def\ltj@temp{#1}%
 719   \ifx\ltj@temp\empty\let\@next=\relax\else
 720   \ltj@@altfont@latexA{#1}\let\@next=\ltj@@altfont@latex\fi\@next}
 721 \def\ltj@@altfont@latexA#1{\ltj@@altfont@latexB#1--\@nil}
 722 \def\ltj@@altfont@latexB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 723   \ifx\ltj@temp\empty
 724     \ltj@tempcnta=#1\relax\ltj@tempcntb=\ltj@tempcnta
 725   \else
 726     \def\ltj@temp{#1}%
 727     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 728     \def\ltj@temp{#2}%
 729     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 730   \fi
 731   \directlua{luatexja.jfont.set_alt_font_latex(
 732     \the\ltj@tempcnta,\the\ltj@tempcntb,
 733     '\luatexluaescapestring{\ltj@temp@afont}',
 734     '\luatexluaescapestring{\ltj@temp@bfont}')}%
 735   }
 736
 737 %%%% \ClearAlternateKanjiFont<Benc><Bfam><Bser><Bshape>
 738 % いつも global
 739 \def\ClearAlternateKanjiFont#1#2#3#4{%
 740    \directlua{luatexja.jfont.clear_alt_font_latex('\luatexluaescapestring{#1/#2/#3/#4}')}}
 741
 742 \def\ltj@pickup@altfont@auxy#1{%
 743   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@jfont\endgroup%
 744 }
 745 \def\ltj@pickup@altfont@auxt#1{%
 746   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@tfont\endgroup%
 747 }
 748 \def\ltj@pickup@altfont@copy#1#2{%
 749   \ltj@@getjfontnumber#1%
 750   \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
 751 }
 752
 753 \def\ltj@@does@alt@set#1{%
 754   \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}}
 755
 756 %%%% patch \@text@composite because of {y,t}albaselineshift
 757
 758 % %% \pltx@isletter from plfonts.dtx
 759 % \def\pltx@mark{\pltx@mark@}
 760 % \let\pltx@scanstop\relax
 761 % \long\def\pltx@cond#1\fi{%
 762 %   #1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi}
 763 % \long\def\pltx@isletter#1{%
 764 %   \expandafter\pltx@isletter@i#1\pltx@scanstop}
 765 % \long\def\pltx@isletter@i#1\pltx@scanstop{%
 766 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi{\@firstoftwo}%
 767 %     {\pltx@isletter@ii\pltx@scanstop#1\pltx@scanstop{}#1\pltx@mark}}
 768 % \long\def\pltx@isletter@ii#1\pltx@scanstop#{%
 769 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi%
 770 %     {\pltx@isletter@iii}{\pltx@isletter@iv}}
 771 % \long\def\pltx@isletter@iii#1\pltx@mark{\@secondoftwo}
 772 % \long\def\pltx@isletter@iv#1#2#3\pltx@mark{%
 773 %   \pltx@cond\ifx\pltx@mark#3\pltx@mark\fi{%
 774 %     \pltx@cond{\ifnum0\ifcat A\noexpand#21\fi\ifcat=\noexpand#21\fi>\z@}\fi
 775 %       {\@firstoftwo}{\@secondoftwo}%
 776 %   }{\@secondoftwo}}
 777 %
 778 % \def\@text@composite@x#1#2{%
 779 %   \ifx#1\relax
 780 %     #2%
 781 %   \else\pltx@isletter{#1}{#1}{%
 782 %     \begingroup
 783 %     \setbox\z@\hbox\bgroup%
 784 %       \ltj@yablshift\z@ \ltj@tablshift\z@
 785 %       #1%
 786 %       \@tempcntb\directlua{luatexja.pltx_composite_last_node_char()}%)
 787 %       \xdef\pltx@composite@temp{\noexpand\@tempcntb=\the\@tempcntb\relax}%
 788 %       \aftergroup\pltx@composite@temp
 789 %     \egroup
 790 %     \ifnum\ltjgetparameter{direction}=3 %
 791 %       \@tempdima=\ltj@tablshift sp\else\@tempdima=\ltj@yablshift sp\fi
 792 %     \ifnum\@tempcntb<\z@\@tempcnta\z@\else
 793 %       \@tempcnta=\ltjgetparameter{jacharrange}{\ltjgetparameter{chartorange}{\@tempcntb}}\relax
 794 %       \ifnum\@tempcnta=\z@\@tempdima\z@\fi
 795 %     \fi
 796 %     \ifnum\@tempcnta>\z@
 797 %       \ifodd\ltjgetparameter{alxspmode}{\@tempcntb}\else\leavevmode\hbox{}\fi
 798 %       \begingroup\mathsurround\z@$%
 799 %         \hbox{\lower\@tempdima\box\z@}
 800 %       $\endgroup%
 801 %       \ifnum\ltjgetparameter{alxspmode}{\@tempcntb}<2\hbox{}\fi
 802 %     \else
 803 %       \ifdim\@tempdima=\z@{\ltj@yablshift\z@ \ltj@tablshift\z@#1}%
 804 %       \else\lower\@tempdima\box\z@\fi
 805 %     \fi
 806 %     \endgroup}%
 807 %   \fi
 808 % }
 809
 810 \endinput