src/patches/lltjfont.sty

   1 %
   2 % lltjfont.sty: derived from plfonts.dtx in pLaTeX.
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjfont}[2017/02/23 Patch to NFSS2 for LuaTeX-ja]
   7
   8 \def\ltj@chardef@text@cmd#1{%
   9   \let\@ifdefinable\@@ifdefinable%
  10   \edef\ltj@chardef@text@cmd@name{\expandafter\@gobble\string#1}%
  11   \afterassignment\ltj@chardef@text@cmd@\ltj@tempcnta
  12 }
  13 \def\ltj@chardef@text@cmd@{%
  14   \ifnum\ltj@tempcnta>"7F
  15     \expandafter\edef\csname \ltj@chardef@text@cmd@name\endcsname{%
  16       \noexpand\ltjalchar\the\ltj@tempcnta\space
  17     }%
  18   \else
  19     \expandafter\chardef\csname \ltj@chardef@text@cmd@name\endcsname\ltj@tempcnta
  20   \fi
  21 }
  22 \def\DeclareTextSymbol#1#2#3{%
  23   \@dec@text@cmd\ltj@chardef@text@cmd#1{#2}#3\relax
  24 }
  25
  26 \ifdefined\UnicodeEncodingName
  27   \let\ltj@temp@DeclareTextComposite=\DeclareTextComposite
  28   \def\DeclareTextComposite#1#2#3#4{}%
  29   \input{tuenc.def}
  30   \let\DeclareTextComposite=\ltj@temp@DeclareTextComposite
  31 \fi
  32
  33
  34 \let\k@encoding\@empty
  35 \let\ck@encoding\@empty
  36 % LuaTeX-ja uses JY3 and JT3 encodings.
  37 \def\cy@encoding{JY3}\def\ct@encoding{JT3}
  38
  39 \let\k@family\@empty
  40 \let\k@series\@empty
  41 \let\k@shape\@empty
  42 \def\curr@kfontshape{\k@encoding/\k@family/\k@series/\k@shape}
  43 \def\rel@fontshape{\f@encoding/\f@family/\f@series/\f@shape}
  44 \ifdefined\Cht\else\newdimen\Cht\fi
  45 \ifdefined\cht\else\newdimen\cht\fi
  46 \ifdefined\Cdp\else\newdimen\Cdp\fi
  47 \ifdefined\cdp\else\newdimen\cdp\fi
  48 \ifdefined\Cwd\else\newdimen\Cwd\fi
  49 \ifdefined\cwd\else\newdimen\cwd\fi
  50 \ifdefined\Cvs\else\newdimen\Cvs\fi
  51 \ifdefined\cvs\else\newdimen\cvs\fi
  52 \ifdefined\Chs\else\newdimen\Chs\fi
  53 \ifdefined\chs\else\newdimen\chs\fi
  54 \ifdefined\cHT\else\newdimen\cHT\fi
  55 %\let\afont\font
  56
  57 \let\ystrutbox\strutbox
  58 \newbox\dstrutbox
  59 \newbox\tstrutbox
  60 \newbox\zstrutbox
  61 %\def\strutbox{%
  62 %}
  63 \def\strut{\relax
  64   \ifnum\ltjgetparameter{direction}=1 % dtou
  65     \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi
  66   \else\ifnum\ltjgetparameter{direction}=4 % yoko
  67     \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi
  68   \else % tate and utod
  69     \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi
  70   \fi\fi
  71 }
  72
  73 \def\ystrut{\relax\hbox{\yoko
  74    \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi}}
  75 \def\tstrut{\relax\hbox{\tate
  76    \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi}}
  77 \def\dstrut{\relax\hbox{\dtou
  78    \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi}}
  79 \def\zstrut{\relax\hbox{\utod
  80    \ifmmode\copy\zstrutbox\else\unhcopy\zstrutbox\fi}}
  81
  82 {%
  83   \def\cdp@elt#1#2#3#4{%
  84     \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}}%
  85   \cdp@list%
  86 }
  87
  88 \def\DeclareFontEncoding{%
  89   \begingroup
  90   \nfss@catcodes
  91   \expandafter\endgroup
  92   \DeclareFontEncoding@}
  93 \def\DeclareFontEncoding@#1#2#3{%
  94   \expandafter
  95   \ifx\csname T@#1\endcsname\relax
  96      \def\cdp@elt{\noexpand\cdp@elt}%
  97      \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
  98                     {\default@family}{\default@series}%
  99                     {\default@shape}}%
 100      \expandafter\let\csname#1-cmd\endcsname\@changed@cmd
 101      \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}%
 102   \else
 103      \@font@info{Redeclaring font encoding #1}%
 104   \fi
 105   \global\@namedef{T@#1}{#2}%
 106   \global\@namedef{M@#1}{\default@M#3}%
 107   \xdef\LastDeclaredEncoding{#1}%
 108   }
 109 \def\DeclareKanjiEncoding#1{%
 110   \@latex@warning{%
 111      The \string\DeclareKanjiEncoding\space is obsoleted command.  Please use
 112      \MessageBreak
 113      the \string\DeclareTateKanjiEncoding\space for `Tate-kumi' encoding, and
 114      \MessageBreak
 115      the \string\DeclareYokoKanjiEncoding\space for `Yoko-kumi' encoding.
 116      \MessageBreak
 117      I treat the `#1' encoding as `Yoko-kumi'.}
 118   \DeclareYokoKanjiEncoding{#1}%
 119 }
 120 \def\DeclareYokoKanjiEncoding{%
 121   \begingroup
 122   \nfss@catcodes
 123   \expandafter\endgroup
 124   \DeclareYokoKanjiEncoding@}
 125 \def\DeclareYokoKanjiEncoding@#1#2#3{%
 126   \expandafter\ifx\csname T@#1\endcsname\relax
 127     \def\cdp@elt{\noexpand\cdp@elt}%
 128     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 129                     {\default@k@family}{\default@k@series}%
 130                     {\default@k@shape}}%
 131     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 132     \directlua{luatexja.jfont.add_kyenc_list('\luatexluaescapestring{#1}')}%
 133   \else
 134     \@font@info{Redeclaring KANJI (yoko) font encoding #1}%
 135   \fi
 136   \global\@namedef{T@#1}{#2}%
 137   \global\@namedef{M@#1}{\default@KM#3}%
 138   }
 139 \def\DeclareTateKanjiEncoding{%
 140   \begingroup
 141   \nfss@catcodes
 142   \expandafter\endgroup
 143   \DeclareTateKanjiEncoding@}
 144 \def\DeclareTateKanjiEncoding@#1#2#3{%
 145   \expandafter\ifx\csname T@#1\endcsname\relax
 146     \def\cdp@elt{\noexpand\cdp@elt}%
 147     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 148                     {\default@k@family}{\default@k@series}%
 149                     {\default@k@shape}}%
 150     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 151     \directlua{luatexja.jfont.add_ktenc_list('\luatexluaescapestring{#1}')}%
 152   \else
 153     \@font@info{Redeclaring KANJI (tate) font encoding #1}%
 154   \fi
 155   \global\@namedef{T@#1}{#2}%
 156   \global\@namedef{M@#1}{\default@KM#3}%
 157   }
 158 \@onlypreamble\DeclareKanjiEncoding
 159 \@onlypreamble\DeclareYokoKanjiEncoding
 160 \@onlypreamble\DeclareYokoKanjiEncoding@
 161 \@onlypreamble\DeclareTateKanjiEncoding
 162 \@onlypreamble\DeclareTateKanjiEncoding@
 163 \def\DeclareKanjiEncodingDefaults#1#2{%
 164   \ifx\relax#1\else
 165     \ifx\default@KT\@empty\else
 166       \@font@info{Overwriting KANJI encoding scheme text defaults}%
 167     \fi
 168     \gdef\default@KT{#1}%
 169   \fi
 170   \ifx\relax#2\else
 171     \ifx\default@KM\@empty\else
 172       \@font@info{Overwriting KANJI encoding scheme math defaults}%
 173     \fi
 174     \gdef\default@KM{#2}%
 175   \fi}
 176 \let\default@KT\@empty
 177 \let\default@KM\@empty
 178 \@onlypreamble\DeclareKanjiEncodingDefaults
 179 \def\DeclareFontFamily#1#2#3{%
 180  \@ifundefined{T@#1}%
 181     {\@latex@error{Encoding scheme `#1' unknown}\@eha}%
 182     {\def\reserved@a{#3}%
 183      \global
 184      \expandafter\let\csname #1+#2\expandafter\endcsname
 185             \ifx \reserved@a\@empty
 186               \@empty
 187             \else \reserved@a
 188             \fi
 189      \directlua{luatexja.jfont.add_ffam('\luatexluaescapestring{#2}')}%
 190     }%
 191 }
 192 \def\DeclareKanjiFamily#1#2#3{%
 193  \@ifundefined{T@#1}%
 194     {\@latex@error{KANJI Encoding scheme `#1' unknown}\@eha}%
 195     {\def\reserved@a{#3}%
 196      \global
 197      \expandafter\let\csname #1+#2\expandafter\endcsname
 198             \ifx \reserved@a\@empty
 199               \@empty
 200             \else \reserved@a
 201             \fi
 202      \directlua{luatexja.jfont.add_kfam('\luatexluaescapestring{#2}')}%
 203      }%
 204 }
 205 \def\DeclareKanjiSubstitution#1#2#3#4{%
 206   \expandafter\ifx\csname T@#1\endcsname\relax
 207     \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 208   \else
 209     \begingroup
 210        \def\reserved@a{#1}%
 211        \toks@{}%
 212        \def\cdp@elt##1##2##3##4{%
 213          \def\reserved@b{##1}%
 214          \ifx\reserved@a\reserved@b
 215            \addto@hook\toks@{\cdp@elt{#1}{#2}{#3}{#4}}%
 216          \else
 217            \addto@hook\toks@{\cdp@elt{##1}{##2}{##3}{##4}}%
 218          \fi}%
 219        \cdp@list
 220        \xdef\cdp@list{\the\toks@}%
 221     \endgroup
 222     \global\@namedef{D@#1}{\def\default@family{#2}%
 223                            \def\default@series{#3}%
 224                            \def\default@shape{#4}}%
 225   \fi}
 226 \def\DeclareErrorKanjiFont#1#2#3#4#5{%
 227    \xdef\error@kfontshape{%
 228       \noexpand\expandafter\noexpand\split@name\noexpand\string
 229       \expandafter\noexpand\csname#1/#2/#3/#4/#5\endcsname
 230       \noexpand\@nil}%
 231    \gdef\default@k@family{#2}%
 232    \gdef\default@k@series{#3}%
 233    \gdef\default@k@shape{#4}%
 234    \global\let\k@family\default@k@family
 235    \global\let\k@series\default@k@series
 236    \global\let\k@shape\default@k@shape
 237    \gdef\f@size{#5}%
 238    \gdef\f@baselineskip{#5pt}}
 239 \@onlypreamble\DeclareKanjiSubstitution
 240 \@onlypreamble\DeclareErrorKanjiFont
 241 \def\DeclareFixedFont#1#2#3#4#5#6{%
 242    \begingroup
 243       \math@fontsfalse
 244       \every@math@size{}%
 245       \fontsize{#6}\z@
 246       \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#2}')}\ifin@%
 247         \usekanji{#2}{#3}{#4}{#5}%
 248         \global\let#1\getjfont
 249       \else
 250         \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{#2}')}\ifin@%
 251           \usekanji{#2}{#3}{#4}{#5}%
 252           \global\let#1\gettfont
 253         \else
 254           \useroman{#2}{#3}{#4}{#5}%
 255           \global\expandafter\let\expandafter#1\the\font
 256         \fi
 257       \fi
 258    \endgroup
 259   }
 260 \def\DLMfontsw@standard#1#2#3{#1{#2{#3}}}
 261 \def\reDeclareMathAlphabet#1#2#3{%
 262   \ifdefined#2
 263     \@temptokena\expandafter{#2}%
 264   \else
 265     \@temptokena{#2}%
 266   \fi
 267   \ifdefined#3
 268     \toks0\expandafter{#3}%
 269   \else
 270     \toks0{#3}%
 271   \fi
 272   \long\protected\edef#1{%
 273     \noexpand\DLMfontsw@standard{\the\@temptokena}{\the\toks0}}%
 274 }
 275 \@onlypreamble\reDeclareMathAlphabet
 276 \def\all@shape{all}%
 277 \def\DeclareRelationFont#1#2#3#4#5#6#7#8{%
 278   \def\rel@shape{#4}%
 279   \ifx\rel@shape\@empty
 280      \global
 281      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 282        \romanencoding{#5}\romanfamily{#6}%
 283        \romanseries{#7}}%
 284   \else
 285      \global
 286      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 287        \romanencoding{#5}\romanfamily{#6}%
 288        \romanseries{#7}\romanshape{#8}}%
 289   \fi
 290 }
 291 \def\SetRelationFont#1#2#3#4#5#6#7#8{%
 292   \def\rel@shape{#4}%
 293   \ifx\rel@shape\@empty
 294      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 295        \romanencoding{#5}\romanfamily{#6}%
 296        \romanseries{#7}}%
 297   \else
 298      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 299        \romanencoding{#5}\romanfamily{#6}%
 300        \romanseries{#7}\romanshape{#8}}%
 301   \fi
 302 }
 303 \newif\if@knjcmd
 304 \def\userelfont{\@knjcmdtrue}
 305
 306
 307 \RequirePackage{everysel}
 308 \let\ltj@@EverySelectfont@Init=\@EverySelectfont@Init
 309 \expandafter\expandafter\expandafter\let
 310 \expandafter\expandafter\csname ltj@@orig@selectfont\endcsname\csname selectfont\space\endcsname
 311 \@EverySelectfont@Init
 312 \def\@EverySelectfont@Init{%
 313   \expandafter\let\csname selectfont\space \endcsname \ltj@@orig@selectfont
 314   \ltj@@EverySelectfont@Init
 315 }
 316 \def\ltj@selectfont@patch{%
 317  \directlua{luatexja.base.start_time_measure('selectfont')}%
 318  \let\tmp@error@fontshape\error@fontshape
 319   \let\error@fontshape\error@kfontshape
 320   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 321     \let\cy@encoding\k@encoding
 322     \edef\ct@encoding{\csname t@enc@\k@encoding\endcsname}%
 323   \else
 324     \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 325      \let\ct@encoding\k@encoding
 326      \edef\cy@encoding{\csname y@enc@\k@encoding\endcsname}%
 327     \else
 328       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 329     \fi
 330   \fi
 331 %
 332   \let\k@encoding\ct@encoding
 333   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 334   \pickup@tfont
 335   \font@name
 336   \ltj@@does@alt@set{\curr@kfontshape}%
 337     % alt fonts の定義
 338     \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
 339     % 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
 340     \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 341   \fi
 342 %
 343   \let\k@encoding\cy@encoding
 344   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 345   \pickup@jfont
 346   \font@name
 347   \ltj@@does@alt@set{\curr@kfontshape}%
 348     % alt fonts の定義
 349     \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
 350     % 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
 351     \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 352   \fi
 353 %
 354   \edef\tmp@item{{\k@encoding}}\expandafter\def\expandafter\k@encoding\tmp@item
 355   \kenc@update
 356   \let\error@fontshape\tmp@error@fontshape
 357 %
 358   \if@knjcmd \@knjcmdfalse
 359     \expandafter\ifx
 360     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
 361       \expandafter\ifx
 362          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\relax
 363       \else
 364          \csname rel@\k@encoding/\k@family/\k@series/all\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     \else
 368        \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\selectfont
 369        % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 370     \fi
 371   \fi
 372   \directlua{luatexja.base.stop_time_measure('selectfont')}%
 373 }
 374 \EverySelectfont{\ltj@selectfont@patch}
 375
 376 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 377 \def\set@fontsize#1#2#3{%
 378     \@defaultunits\@tempdimb#2pt\relax\@nnil
 379     \edef\f@size{\strip@pt\@tempdimb}%
 380     \@defaultunits\@tempskipa#3pt\relax\@nnil
 381     \edef\f@baselineskip{\the\@tempskipa}%
 382     \edef\f@linespread{#1}%
 383     \let\baselinestretch\f@linespread
 384     \def\size@update{%
 385       \baselineskip\f@baselineskip\relax
 386       \baselineskip\f@linespread\baselineskip
 387       \normalbaselineskip\baselineskip
 388       \adjustbaseline
 389       \setbox\ystrutbox\hbox{\yoko
 390           \vrule\@width\z@
 391                 \@height.7\baselineskip \@depth.3\baselineskip}%
 392       \setbox\dstrutbox\hbox{\dtou
 393           \vrule\@width\z@
 394                 \@height.7\baselineskip \@depth.3\baselineskip}%
 395       \setbox\tstrutbox\hbox{\tate
 396           \vrule\@width\z@
 397                 \@height.5\baselineskip \@depth.5\baselineskip}%
 398       \setbox\zstrutbox\hbox{\tate
 399           \vrule\@width\z@
 400                 \@height.7\baselineskip \@depth.3\baselineskip}%
 401      \let\size@update\relax}}
 402
 403 \ifdefined\newluafunction
 404   \newluafunction\ltj@@adjust@baseline@inner
 405   \begingroup\catcode`\~=12
 406   \directlua{%
 407     local nulltable = {}
 408     local t = lua.get_functions_table()
 409     local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
 410     local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
 411     local setdimen, set_attr = tex.setdimen, tex.setattribute
 412     local dir = luatexja.unary_pars.direction
 413     t[\the\ltj@@adjust@baseline@inner] = function()
 414       local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
 415       ft = ft and ft.char_type or nulltable
 416       local fk = ft and ft[0] or nulltable
 417       local ht, dp, wd = fk.height or 0, fk.depth or 0,
 418                          fk.width or ft.zw or 0
 419       local fm
 420         = ((getfont(font.current()) or nulltable)
 421           .characters or nulltable)[77] or nulltable %% 'M'
 422       set_attr('ltj@tablshift',
 423         0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp))
 424       if dir() ~= dir_tate then
 425         ft = fmt[get_attr('ltj@curjfnt')] or nulltable
 426         ft = ft and ft.char_type or nulltable
 427         fk = ft and ft[0] or nulltable
 428         ht, dp, wd = fk.height or 0, fk.depth or 0,
 429                      fk.width or ft.zw or 0
 430       end
 431       setdimen('cht', ht); setdimen('cdp', dp)
 432       setdimen('cwd', wd); setdimen('chs', wd)
 433       setdimen('cHT', ht+dp)
 434     end
 435   }\endgroup
 436   \def\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
 437      \cvs\normalbaselineskip}
 438 \else
 439   \newbox\adjust@box
 440   \newbox\adjust@box@aux
 441   \newdimen\adjust@dimen
 442   \def\adjustbaseline{%
 443     \setbox\adjust@box\hbox{%
 444       \ltj@ykblshift\z@\ltj@tkblshift\z@ 漢}%
 445     \cht\ht\adjust@box
 446     \cdp\dp\adjust@box
 447     \cwd\wd\adjust@box
 448     \cvs\normalbaselineskip
 449     \chs\cwd
 450     \cHT\cht \advance\cHT\cdp
 451     \setbox\adjust@box@aux\hbox{\tate\ltj@tkblshift\z@ 漢}%
 452     \setbox\adjust@box\hbox{\tate\ltj@tablshift\z@ M}%
 453     \adjust@dimen\ht\adjust@box
 454     \advance\adjust@dimen\dp\adjust@box
 455     \advance\adjust@dimen-\ht\adjust@box@aux
 456     \divide\adjust@dimen\tw@
 457     \advance\adjust@dimen0.5\dp\adjust@box@aux
 458     \advance\adjust@dimen-\dp\adjust@box
 459     \ltj@tablshift=\adjust@dimen
 460   }
 461 \fi
 462 \DeclareRobustCommand\romanencoding[1]{%
 463     \expandafter\ifx\csname T@#1\endcsname\relax
 464       \@latex@error{Encoding scheme `#1' unknown}\@eha
 465     \else
 466       \edef\f@encoding{#1}%
 467       \ifx\cf@encoding\f@encoding
 468         \let\enc@update\relax
 469       \else
 470         \let\enc@update\@@enc@update
 471       \fi
 472     \fi
 473 }
 474 \DeclareRobustCommand\kanjiencoding[1]{%
 475     \expandafter\ifx\csname T@#1\endcsname\relax
 476       \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 477     \else
 478       \edef\k@encoding{#1}%
 479       \ifx\ck@encoding\k@encoding
 480          \let\kenc@update\relax
 481       \else
 482          \let\kenc@update\@@kenc@update
 483       \fi
 484     \fi
 485 }
 486 \DeclareRobustCommand\fontencoding[1]{%
 487   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#1}')}\ifin@%
 488   \kanjiencoding{#1}\else\romanencoding{#1}\fi}
 489 \def\@@kenc@update{%
 490   \default@KT
 491   \csname T@\k@encoding\endcsname
 492   \csname D@\k@encoding\endcsname
 493   \let\kenc@update\relax
 494   \let\ck@encoding\k@encoding
 495   \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}
 496   \directlua{luatexja.jfont.is_kyenc(\tmp@enc)}\ifin@%
 497     \let\cy@encoding\k@encoding
 498   \else
 499     \directlua{luatexja.jfont.is_ktenc(\tmp@enc)}\ifin@%
 500       \let\ct@encoding\k@encoding
 501     \else
 502       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 503     \fi
 504   \fi
 505 }
 506 \let\kenc@update\relax
 507 \def\@changed@kcmd#1#2{%
 508    \ifx\protect\@typeset@protect
 509       \@inmathwarn#1%
 510       \expandafter\ifx\csname\ck@encoding\string#1\endcsname\relax
 511          \expandafter\ifx\csname ?\string#1\endcsname\relax
 512             \expandafter\def\csname ?\string#1\endcsname{%
 513                \TextSymbolUnavailable#1%
 514             }%
 515          \fi
 516          \global\expandafter\let
 517                \csname\cf@encoding \string#1\expandafter\endcsname
 518                \csname ?\string#1\endcsname
 519       \fi
 520       \csname\ck@encoding\string#1%
 521          \expandafter\endcsname
 522    \else
 523       \noexpand#1%
 524    \fi}
 525 \newif\if@notkfam
 526 \newif\if@notffam
 527 \newif\if@tempswz
 528 \def\@ltj@use@fd{true}
 529 \DeclareRobustCommand\romanfamily[1]{\edef\f@family{#1}}
 530 \DeclareRobustCommand\kanjifamily[1]{\edef\k@family{#1}}
 531 \DeclareRobustCommand\fontfamily[1]{%
 532   \@notkfamfalse\@notffamfalse
 533   \edef\tmp@item{'\luatexluaescapestring{#1}'}%
 534   %
 535   \directlua{luatexja.jfont.search_kfam(\tmp@item, \@ltj@use@fd)}%
 536   \ifin@\edef\k@family{#1}\else\@notkfamtrue\fi
 537   %
 538   % alphabetic fonts part
 539   \directlua{luatexja.jfont.is_ffam(\tmp@item)}%
 540   \ifin@\edef\f@family{#1}\else
 541     % checking is_stored_ffam is not sufficient,
 542     % since LuaTeX-ja doesn't know whats fonts are defined before LuaTeX-ja is loaded.
 543     \ifcsname \f@encoding+#1\endcsname % easy case
 544       \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 545     \else
 546       \@tempswafalse
 547       \def\cdp@elt##1{\ifcsname ##1+#1\endcsname\@tempswatrue\fi}%
 548       \directlua{luatexja.jfont.search_ffam_declared()}%
 549       \if@tempswz
 550         \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 551       \else
 552         % now we search Nffam_list and font definition files.
 553         \directlua{luatexja.jfont.search_ffam_fd(\tmp@item)}%
 554         \ifin@\edef\f@family{#1}\else\@notffamtrue\fi
 555       \fi
 556     \fi
 557   \fi
 558   %
 559   \if@notkfam\if@notffam
 560     \edef\k@family{#1}\edef\f@family{#1}%
 561   \fi\fi
 562 }
 563 \DeclareRobustCommand\romanseries[1]{\edef\f@series{#1}}
 564 \DeclareRobustCommand\kanjiseries[1]{\edef\k@series{#1}}
 565 \DeclareRobustCommand\fontseries[1]{\kanjiseries{#1}\romanseries{#1}}
 566 \DeclareRobustCommand\romanshape[1]{\edef\f@shape{#1}}
 567 \DeclareRobustCommand\kanjishape[1]{\edef\k@shape{#1}}
 568 \DeclareRobustCommand\fontshape[1]{\kanjishape{#1}\romanshape{#1}}
 569 \def\usekanji#1#2#3#4{%
 570     \kanjiencoding{#1}\kanjifamily{#2}\kanjiseries{#3}\kanjishape{#4}%
 571     \selectfont\ignorespaces}
 572 \def\useroman#1#2#3#4{%
 573     \romanencoding{#1}\romanfamily{#2}\romanseries{#3}\romanshape{#4}%
 574     \selectfont\ignorespaces}
 575 \protected\def\usefont#1#2#3#4{%
 576   \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{#1}')}\ifin@%
 577   \usekanji{#1}{#2}{#3}{#4}%
 578   \else\useroman{#1}{#2}{#3}{#4}%
 579   \fi}
 580 \DeclareRobustCommand\normalfont{%
 581     \kanjiencoding{\kanjiencodingdefault}%
 582     \kanjifamily{\kanjifamilydefault}%
 583     \kanjiseries{\kanjiseriesdefault}%
 584     \kanjishape{\kanjishapedefault}%
 585     \romanencoding{\encodingdefault}%
 586     \romanfamily{\familydefault}%
 587     \romanseries{\seriesdefault}%
 588     \romanshape{\shapedefault}%
 589     \selectfont\ignorespaces}
 590 \let\reset@font\normalfont
 591 \DeclareRobustCommand\mcfamily
 592         {\not@math@alphabet\mcfamily\mathmc
 593          \kanjifamily\mcdefault\selectfont}
 594 \DeclareRobustCommand\gtfamily
 595         {\not@math@alphabet\gtfamily\mathgt
 596          \kanjifamily\gtdefault\selectfont}
 597 \let\romanprocess@table\process@table
 598 \def\kanjiprocess@table{%
 599   \kanjiencoding{\kanjiencodingdefault}%
 600   \kanjifamily{\kanjifamilydefault}%
 601   \kanjiseries{\kanjiseriesdefault}%
 602   \kanjishape{\kanjishapedefault}%
 603 }
 604 \def\process@table{%
 605   \romanprocess@table
 606   \kanjiprocess@table
 607 }
 608 \@onlypreamble\romanprocess@table
 609 \@onlypreamble\kanjiprocess@table
 610 \DeclareTextCommandDefault{\textunderscore}{%
 611   \leavevmode\kern.06em
 612   \vbox{\hrule\@width.3em}}
 613
 614 %%%%%% LuaTeX-ja specific
 615
 616 % #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
 617 \def\ltj@@IsFontJapanese#1{%
 618   \directlua{luatexja.jfont.is_kenc(string.match(
 619       '\luatexluaescapestring{#1}', '[^/]+'))}}
 620
 621
 622 \let\extract@afont\extract@font
 623 \def\pickup@jfont{%
 624     \expandafter \ifx \font@name \relax
 625        \let\extract@font\extract@jfont
 626        \define@newfont
 627        \let\extract@font\extract@afont
 628     \fi
 629     \let\getjfont\font@name}
 630 \def\pickup@tfont{%
 631     \expandafter \ifx \font@name \relax
 632        \let\extract@font\extract@tfont
 633        \define@newfont
 634        \let\extract@font\extract@afont
 635     \fi
 636     \let\gettfont\font@name}
 637
 638 % 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
 639 % わざと「ゴミをつける」
 640 \def\ltj@@patch@external@font#1 at{%
 641   #1\directlua{luatexja.jfont.print_aftl_address()}\space at%
 642 }
 643 \def\extract@jfont{%
 644    \get@external@font
 645     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}%
 646       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 647     \fi
 648     \expandafter\globaljfont\font@name\external@font\relax% ここで時間がかかる
 649     \font@name%\global\zw=\zw\global\zh=\zh
 650     \csname \f@encoding+\f@family\endcsname
 651     \csname\curr@fontshape\endcsname}
 652 \def\extract@tfont{%
 653    \get@external@font
 654     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}%
 655       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 656     \fi
 657     \expandafter\globaltfont\font@name\external@font\relax
 658     \font@name%\global\zw=\zw\global\zh=\zh
 659     \csname \f@encoding+\f@family\endcsname
 660     \csname\curr@fontshape\endcsname}
 661
 662 \let\ltj@@al@do@subst@correction=\do@subst@correction
 663 \def\ltj@@ja@do@subst@correction{%
 664     \xdef\subst@correction{%
 665       \font@name
 666       \global\expandafter\let\csname \curr@fontshape/\f@size\endcsname\font@name%
 667       \relax}%
 668     \aftergroup\subst@correction
 669 }
 670 \def\do@subst@correction{%
 671    \ltj@@IsFontJapanese{\curr@fontshape}\ifin@%
 672      \ltj@@ja@do@subst@correction
 673    \else
 674      \ltj@@al@do@subst@correction
 675    \fi
 676 }
 677 \let\@@italiccorr=\/
 678
 679 %%%%%% Japanese font for math mode
 680
 681 % \M@<enc> から その <enc> が和文用か調べる
 682 {\catcode`M=12%
 683 \gdef\ltj@@mathJapaneseFonts#1M#2#3\relax{\ltj@@IsFontJapanese{#3}}}
 684
 685 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
 686 \def\ltj@@ja@getanddefine@fonts#1#2{%
 687   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
 688   \pickup@jfont\let\textfont@name\font@name
 689   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
 690   \pickup@jfont\let\scriptfont@name\font@name
 691   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
 692   \pickup@jfont
 693   \edef\math@fonts{\math@fonts\ltj@setpar@global%
 694     \ltj@@set@stackfont#1,\textfont@name:{MJT}%
 695     \ltj@@set@stackfont#1,\scriptfont@name:{MJS}%
 696     \ltj@@set@stackfont#1,\font@name:{MJSS}%
 697   }%
 698 }
 699
 700 \def\getanddefine@fonts#1#2{%
 701   \ltj@tempcnta=#1\ltj@@IsFontJapanese{\string#2}%
 702   \ifin@\let\ltj@temp=\ltj@@ja@getanddefine@fonts%
 703   \else \let\ltj@temp=\ltj@@al@getanddefine@fonts\fi
 704   \ltj@temp{#1}{#2}%
 705 }
 706 \def\use@mathgroup#1#2{\relax\ifmmode
 707   \math@bgroup
 708     \expandafter\ifx\csname M@\f@encoding\endcsname#1\else
 709     #1\fi\ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
 710     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
 711   \expandafter\math@egroup\fi}%
 712
 713 %%%%%% Alternate Japanese Fonts
 714 %%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
 715 % いつも global
 716 \def\DeclareAlternateKanjiFont#1#2#3#4#5#6#7#8#9{%
 717   \edef\@temp{#9}%
 718   \ifx\@temp\@empty\else
 719     {\def\ltj@temp@bfont{#1/#2/#3/#4}\def\ltj@temp@afont{#5/#6/#7/#8}%
 720      \expandafter\ltj@@altfont@latex#9,,}\ignorespaces
 721   \fi}
 722 \def\ltj@@altfont@latex#1,{\def\ltj@temp{#1}%
 723   \ifx\ltj@temp\empty\let\@next=\relax\else
 724   \ltj@@altfont@latexA{#1}\let\@next=\ltj@@altfont@latex\fi\@next}
 725 \def\ltj@@altfont@latexA#1{\ltj@@altfont@latexB#1--\@nil}
 726 \def\ltj@@altfont@latexB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 727   \ifx\ltj@temp\empty
 728     \ltj@tempcnta=#1\relax\ltj@tempcntb=\ltj@tempcnta
 729   \else
 730     \def\ltj@temp{#1}%
 731     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 732     \def\ltj@temp{#2}%
 733     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 734   \fi
 735   \directlua{luatexja.jfont.set_alt_font_latex(
 736     \the\ltj@tempcnta,\the\ltj@tempcntb,
 737     '\luatexluaescapestring{\ltj@temp@afont}',
 738     '\luatexluaescapestring{\ltj@temp@bfont}')}%
 739   }
 740
 741 %%%% \ClearAlternateKanjiFont<Benc><Bfam><Bser><Bshape>
 742 % いつも global
 743 \def\ClearAlternateKanjiFont#1#2#3#4{%
 744    \directlua{luatexja.jfont.clear_alt_font_latex('\luatexluaescapestring{#1/#2/#3/#4}')}}
 745
 746 \def\ltj@pickup@altfont@auxy#1{%
 747   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@jfont\endgroup%
 748 }
 749 \def\ltj@pickup@altfont@auxt#1{%
 750   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@tfont\endgroup%
 751 }
 752 \def\ltj@pickup@altfont@copy#1#2{%
 753   \ltj@@getjfontnumber#1%
 754   \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
 755 }
 756
 757 \def\ltj@@does@alt@set#1{%
 758   \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}}
 759
 760 %%%% patch \@text@composite because of {y,t}albaselineshift
 761
 762 % %% \pltx@isletter from plfonts.dtx
 763 % \def\pltx@mark{\pltx@mark@}
 764 % \let\pltx@scanstop\relax
 765 % \long\def\pltx@cond#1\fi{%
 766 %   #1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi}
 767 % \long\def\pltx@isletter#1{%
 768 %   \expandafter\pltx@isletter@i#1\pltx@scanstop}
 769 % \long\def\pltx@isletter@i#1\pltx@scanstop{%
 770 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi{\@firstoftwo}%
 771 %     {\pltx@isletter@ii\pltx@scanstop#1\pltx@scanstop{}#1\pltx@mark}}
 772 % \long\def\pltx@isletter@ii#1\pltx@scanstop#{%
 773 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi%
 774 %     {\pltx@isletter@iii}{\pltx@isletter@iv}}
 775 % \long\def\pltx@isletter@iii#1\pltx@mark{\@secondoftwo}
 776 % \long\def\pltx@isletter@iv#1#2#3\pltx@mark{%
 777 %   \pltx@cond\ifx\pltx@mark#3\pltx@mark\fi{%
 778 %     \pltx@cond{\ifnum0\ifcat A\noexpand#21\fi\ifcat=\noexpand#21\fi>\z@}\fi
 779 %       {\@firstoftwo}{\@secondoftwo}%
 780 %   }{\@secondoftwo}}
 781 %
 782 % \def\@text@composite@x#1#2{%
 783 %   \ifx#1\relax
 784 %     #2%
 785 %   \else\pltx@isletter{#1}{#1}{%
 786 %     \begingroup
 787 %     \setbox\z@\hbox\bgroup%
 788 %       \ltj@yablshift\z@ \ltj@tablshift\z@
 789 %       #1%
 790 %       \@tempcntb\directlua{luatexja.pltx_composite_last_node_char()}%)
 791 %       \xdef\pltx@composite@temp{\noexpand\@tempcntb=\the\@tempcntb\relax}%
 792 %       \aftergroup\pltx@composite@temp
 793 %     \egroup
 794 %     \ifnum\ltjgetparameter{direction}=3 %
 795 %       \@tempdima=\ltj@tablshift sp\else\@tempdima=\ltj@yablshift sp\fi
 796 %     \ifnum\@tempcntb<\z@\@tempcnta\z@\else
 797 %       \@tempcnta=\ltjgetparameter{jacharrange}{\ltjgetparameter{chartorange}{\@tempcntb}}\relax
 798 %       \ifnum\@tempcnta=\z@\@tempdima\z@\fi
 799 %     \fi
 800 %     \ifnum\@tempcnta>\z@
 801 %       \ifodd\ltjgetparameter{alxspmode}{\@tempcntb}\else\leavevmode\hbox{}\fi
 802 %       \begingroup\mathsurround\z@$%
 803 %         \hbox{\lower\@tempdima\box\z@}
 804 %       $\endgroup%
 805 %       \ifnum\ltjgetparameter{alxspmode}{\@tempcntb}<2\hbox{}\fi
 806 %     \else
 807 %       \ifdim\@tempdima=\z@{\ltj@yablshift\z@ \ltj@tablshift\z@#1}%
 808 %       \else\lower\@tempdima\box\z@\fi
 809 %     \fi
 810 %     \endgroup}%
 811 %   \fi
 812 % }
 813
 814 \endinput