src/patches/lltjfont.sty

   1 %
   2 % lltjfont.sty: derived from plfonts.dtx in pLaTeX.
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjfont}[2018/10/08 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   \expandafter\patchcmd\csname TU\string\textasteriskcentered\endcsname{\char}{\ltjalchar}{}{}
  32 \fi
  33
  34
  35 \let\k@encoding\@empty
  36 \let\ck@encoding\@empty
  37 % LuaTeX-ja uses JY3 and JT3 encodings.
  38 \def\cy@encoding{JY3}\def\ct@encoding{JT3}
  39
  40 \let\k@family\@empty
  41 \let\k@series\@empty
  42 \let\k@shape\@empty
  43 \def\curr@kfontshape{\k@encoding/\k@family/\k@series/\k@shape}
  44 \def\rel@fontshape{\f@encoding/\f@family/\f@series/\f@shape}
  45 \ifdefined\Cht\else\newdimen\Cht\fi
  46 \ifdefined\cht\else\newdimen\cht\fi
  47 \ifdefined\Cdp\else\newdimen\Cdp\fi
  48 \ifdefined\cdp\else\newdimen\cdp\fi
  49 \ifdefined\Cwd\else\newdimen\Cwd\fi
  50 \ifdefined\cwd\else\newdimen\cwd\fi
  51 \ifdefined\Cvs\else\newdimen\Cvs\fi
  52 \ifdefined\cvs\else\newdimen\cvs\fi
  53 \ifdefined\Chs\else\newdimen\Chs\fi
  54 \ifdefined\chs\else\newdimen\chs\fi
  55 \ifdefined\cHT\else\newdimen\cHT\fi
  56 %\let\afont\font
  57
  58 \let\ystrutbox\strutbox
  59 \newbox\dstrutbox
  60 \newbox\tstrutbox
  61 \newbox\zstrutbox
  62 \def\strutbox{%
  63   \ifnum\ltjgetparameter{direction}=1 \dstrutbox       % dtou
  64   \else\ifnum\ltjgetparameter{direction}=4 \ystrutbox  % yoko
  65   \else\tstrutbox  % tate and utod
  66   \fi\fi
  67 }
  68 \def\strut{\relax
  69   \ifnum\ltjgetparameter{direction}=1 % dtou
  70     \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi
  71   \else\ifnum\ltjgetparameter{direction}=4 % yoko
  72     \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi
  73   \else % tate and utod
  74     \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi
  75   \fi\fi
  76 }
  77
  78 \def\ystrut{\relax\hbox{\ltj@@orig@yoko
  79    \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi}}
  80 \def\tstrut{\relax\hbox{\ltj@@orig@tate
  81    \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi}}
  82 \def\dstrut{\relax\hbox{\ltj@@orig@dtou
  83    \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi}}
  84 \def\zstrut{\relax\hbox{\ltj@@orig@utod
  85    \ifmmode\copy\zstrutbox\else\unhcopy\zstrutbox\fi}}
  86
  87 {%
  88   \def\cdp@elt#1#2#3#4{%
  89     \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}}%
  90   \cdp@list%
  91 }
  92
  93 \def\DeclareFontEncoding{%
  94   \begingroup
  95   \nfss@catcodes
  96   \expandafter\endgroup
  97   \DeclareFontEncoding@}
  98 \def\DeclareFontEncoding@#1#2#3{%
  99   \expandafter
 100   \ifx\csname T@#1\endcsname\relax
 101      \def\cdp@elt{\noexpand\cdp@elt}%
 102      \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 103                     {\default@family}{\default@series}%
 104                     {\default@shape}}%
 105      \expandafter\let\csname#1-cmd\endcsname\@changed@cmd
 106      \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}%
 107   \else
 108      \@font@info{Redeclaring font encoding #1}%
 109   \fi
 110   \global\@namedef{T@#1}{#2}%
 111   \global\@namedef{M@#1}{\default@M#3}%
 112   \xdef\LastDeclaredEncoding{#1}%
 113   }
 114 \def\DeclareKanjiEncoding#1{%
 115   \@latex@warning{%
 116      The \string\DeclareKanjiEncoding\space is obsoleted command.  Please use
 117      \MessageBreak
 118      the \string\DeclareTateKanjiEncoding\space for `Tate-kumi' encoding, and
 119      \MessageBreak
 120      the \string\DeclareYokoKanjiEncoding\space for `Yoko-kumi' encoding.
 121      \MessageBreak
 122      I treat the `#1' encoding as `Yoko-kumi'.}
 123   \DeclareYokoKanjiEncoding{#1}%
 124 }
 125 \def\DeclareYokoKanjiEncoding{%
 126   \begingroup
 127   \nfss@catcodes
 128   \expandafter\endgroup
 129   \DeclareYokoKanjiEncoding@}
 130 \def\DeclareYokoKanjiEncoding@#1#2#3{%
 131   \expandafter\ifx\csname T@#1\endcsname\relax
 132     \def\cdp@elt{\noexpand\cdp@elt}%
 133     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 134                     {\default@k@family}{\default@k@series}%
 135                     {\default@k@shape}}%
 136     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 137     \directlua{luatexja.jfont.add_kyenc_list('\luatexluaescapestring{#1}')}%
 138   \else
 139     \@font@info{Redeclaring KANJI (yoko) font encoding #1}%
 140   \fi
 141   \global\@namedef{T@#1}{#2}%
 142   \global\@namedef{M@#1}{\default@KM#3}%
 143   }
 144 \def\DeclareTateKanjiEncoding{%
 145   \begingroup
 146   \nfss@catcodes
 147   \expandafter\endgroup
 148   \DeclareTateKanjiEncoding@}
 149 \def\DeclareTateKanjiEncoding@#1#2#3{%
 150   \expandafter\ifx\csname T@#1\endcsname\relax
 151     \def\cdp@elt{\noexpand\cdp@elt}%
 152     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 153                     {\default@k@family}{\default@k@series}%
 154                     {\default@k@shape}}%
 155     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 156     \directlua{luatexja.jfont.add_ktenc_list('\luatexluaescapestring{#1}')}%
 157   \else
 158     \@font@info{Redeclaring KANJI (tate) font encoding #1}%
 159   \fi
 160   \global\@namedef{T@#1}{#2}%
 161   \global\@namedef{M@#1}{\default@KM#3}%
 162   }
 163 \@onlypreamble\DeclareKanjiEncoding
 164 \@onlypreamble\DeclareYokoKanjiEncoding
 165 \@onlypreamble\DeclareYokoKanjiEncoding@
 166 \@onlypreamble\DeclareTateKanjiEncoding
 167 \@onlypreamble\DeclareTateKanjiEncoding@
 168 \def\DeclareKanjiEncodingDefaults#1#2{%
 169   \ifx\relax#1\else
 170     \ifx\default@KT\@empty\else
 171       \@font@info{Overwriting KANJI encoding scheme text defaults}%
 172     \fi
 173     \gdef\default@KT{#1}%
 174   \fi
 175   \ifx\relax#2\else
 176     \ifx\default@KM\@empty\else
 177       \@font@info{Overwriting KANJI encoding scheme math defaults}%
 178     \fi
 179     \gdef\default@KM{#2}%
 180   \fi}
 181 \let\default@KT\@empty
 182 \let\default@KM\@empty
 183 \@onlypreamble\DeclareKanjiEncodingDefaults
 184 \def\DeclareFontFamily#1#2#3{%
 185  \@ifundefined{T@#1}%
 186     {\@latex@error{Encoding scheme `#1' unknown}\@eha}%
 187     {\def\reserved@a{#3}%
 188      \global
 189      \expandafter\let\csname #1+#2\expandafter\endcsname
 190             \ifx \reserved@a\@empty
 191               \@empty
 192             \else \reserved@a
 193             \fi
 194      \directlua{luatexja.jfont.add_ffam('\luatexluaescapestring{#2}')}%
 195     }%
 196 }
 197 \def\DeclareKanjiFamily#1#2#3{%
 198  \@ifundefined{T@#1}%
 199     {\@latex@error{KANJI Encoding scheme `#1' unknown}\@eha}%
 200     {\def\reserved@a{#3}%
 201      \global
 202      \expandafter\let\csname #1+#2\expandafter\endcsname
 203             \ifx \reserved@a\@empty
 204               \@empty
 205             \else \reserved@a
 206             \fi
 207      \directlua{luatexja.jfont.add_kfam('\luatexluaescapestring{#2}')}%
 208      }%
 209 }
 210 \def\DeclareKanjiSubstitution#1#2#3#4{%
 211   \expandafter\ifx\csname T@#1\endcsname\relax
 212     \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 213   \else
 214     \begingroup
 215        \def\reserved@a{#1}%
 216        \toks@{}%
 217        \def\cdp@elt##1##2##3##4{%
 218          \def\reserved@b{##1}%
 219          \ifx\reserved@a\reserved@b
 220            \addto@hook\toks@{\cdp@elt{#1}{#2}{#3}{#4}}%
 221          \else
 222            \addto@hook\toks@{\cdp@elt{##1}{##2}{##3}{##4}}%
 223          \fi}%
 224        \cdp@list
 225        \xdef\cdp@list{\the\toks@}%
 226     \endgroup
 227     \global\@namedef{D@#1}{\def\default@family{#2}%
 228                            \def\default@series{#3}%
 229                            \def\default@shape{#4}}%
 230   \fi}
 231 \def\DeclareErrorKanjiFont#1#2#3#4#5{%
 232    \xdef\error@kfontshape{%
 233       \noexpand\expandafter\noexpand\split@name\noexpand\string
 234       \expandafter\noexpand\csname#1/#2/#3/#4/#5\endcsname
 235       \noexpand\@nil}%
 236    \gdef\default@k@family{#2}%
 237    \gdef\default@k@series{#3}%
 238    \gdef\default@k@shape{#4}%
 239    \global\let\k@family\default@k@family
 240    \global\let\k@series\default@k@series
 241    \global\let\k@shape\default@k@shape
 242    \gdef\f@size{#5}%
 243    \gdef\f@baselineskip{#5pt}}
 244 \@onlypreamble\DeclareKanjiSubstitution
 245 \@onlypreamble\DeclareErrorKanjiFont
 246 \def\DeclareFixedFont#1#2#3#4#5#6{%
 247    \begingroup
 248       \math@fontsfalse
 249       \every@math@size{}%
 250       \fontsize{#6}\z@
 251       \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#2}')}\ifin@%
 252         \usekanji{#2}{#3}{#4}{#5}%
 253         \global\let#1\getjfont
 254       \else
 255         \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{#2}')}\ifin@%
 256           \usekanji{#2}{#3}{#4}{#5}%
 257           \global\let#1\gettfont
 258         \else
 259           \useroman{#2}{#3}{#4}{#5}%
 260           \global\expandafter\let\expandafter#1\the\font
 261         \fi
 262       \fi
 263    \endgroup
 264   }
 265 \def\DLMfontsw@standard#1#2#3{#1{#2{#3}}}
 266 \def\reDeclareMathAlphabet#1#2#3{%
 267   \ifdefined#2
 268     \@temptokena\expandafter{#2}%
 269   \else
 270     \@temptokena{#2}%
 271   \fi
 272   \ifdefined#3
 273     \toks0\expandafter{#3}%
 274   \else
 275     \toks0{#3}%
 276   \fi
 277   \long\protected\edef#1{%
 278     \noexpand\DLMfontsw@standard{\the\@temptokena}{\the\toks0}}%
 279 }
 280 \@onlypreamble\reDeclareMathAlphabet
 281 \def\all@shape{all}%
 282 \def\DeclareRelationFont#1#2#3#4#5#6#7#8{%
 283   \def\rel@shape{#4}%
 284   \ifx\rel@shape\@empty
 285      \global
 286      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 287        \romanencoding{#5}\romanfamily{#6}%
 288        \romanseries{#7}}%
 289   \else
 290      \global
 291      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 292        \romanencoding{#5}\romanfamily{#6}%
 293        \romanseries{#7}\romanshape{#8}}%
 294   \fi
 295 }
 296 \def\SetRelationFont#1#2#3#4#5#6#7#8{%
 297   \def\rel@shape{#4}%
 298   \ifx\rel@shape\@empty
 299      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 300        \romanencoding{#5}\romanfamily{#6}%
 301        \romanseries{#7}}%
 302   \else
 303      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 304        \romanencoding{#5}\romanfamily{#6}%
 305        \romanseries{#7}\romanshape{#8}}%
 306   \fi
 307 }
 308 \newif\if@knjcmd
 309 \def\userelfont{\@knjcmdtrue}
 310
 311
 312 \RequirePackage{everysel}
 313 \let\ltj@@EverySelectfont@Init=\@EverySelectfont@Init
 314 \expandafter\expandafter\expandafter\let
 315 \expandafter\expandafter\csname ltj@@orig@selectfont\endcsname\csname selectfont\space\endcsname
 316 \@EverySelectfont@Init
 317 \let\ltj@@font@info\@font@info
 318 \let\ltj@@font@warning\@font@warning
 319 \def\@EverySelectfont@Init{%
 320   \expandafter\let\csname selectfont\space \endcsname \ltj@@orig@selectfont
 321   \ltj@@EverySelectfont@Init
 322 }
 323 \def\ltj@selectfont@tate{%
 324   \let\k@encoding\ct@encoding
 325   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 326   \unless\ifnum\ltjgetparameter{direction}=3\relax
 327         \let\@font@info\@gobble\let\@font@warning\@gobble
 328   \fi
 329   \pickup@tfont
 330   \ifnum\ltjgetparameter{direction}=3 \font@name
 331     \ltj@@does@alt@set{\curr@kfontshape}{%
 332       % alt fonts の定義
 333       \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
 334       % 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
 335       \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 336     }%
 337   \else
 338         \let\@font@info\ltj@@font@info\let\@font@warning\ltj@@font@warning
 339   \fi}
 340 \def\ltj@selectfont@yoko{%
 341   \let\k@encoding\cy@encoding
 342   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 343   \ifnum\ltjgetparameter{direction}=3\relax
 344         \let\@font@info\@gobble\let\@font@warning\@gobble
 345   \fi
 346   \pickup@jfont
 347   \unless\ifnum\ltjgetparameter{direction}=3 \font@name
 348          \ltj@@does@alt@set{\curr@kfontshape}{%
 349       % alt fonts の定義
 350       \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
 351       % 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
 352       \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 353     }%
 354   \else
 355         \let\@font@info\ltj@@font@info\let\@font@warning\ltj@@font@warning
 356   \fi}
 357 \def\ltj@selectfont@patch{%
 358   \directlua{luatexja.base.start_time_measure('selectfont')}%
 359   \let\tmp@error@fontshape\error@fontshape
 360   \let\error@fontshape\error@kfontshape
 361   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 362     \let\cy@encoding\k@encoding
 363     \edef\ct@encoding{\csname t@enc@\k@encoding\endcsname}%
 364   \else
 365     \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 366      \let\ct@encoding\k@encoding
 367      \edef\cy@encoding{\csname y@enc@\k@encoding\endcsname}%
 368     \else
 369       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 370     \fi
 371   \fi
 372   \global\let\ltj@afont@name=\font@name
 373   \ltj@selectfont@tate\ltj@selectfont@yoko
 374 %
 375   \edef\tmp@item{{\k@encoding}}\expandafter\def\expandafter\k@encoding\tmp@item
 376   \kenc@update
 377   \global\let\font@name=\ltj@afont@name
 378   \let\error@fontshape\tmp@error@fontshape
 379   \if@knjcmd \@knjcmdfalse
 380     \expandafter\ifx
 381     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
 382       \expandafter\ifx
 383          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\relax
 384       \else
 385          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\selectfont
 386          % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 387       \fi
 388     \else
 389        \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\selectfont
 390        % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 391     \fi
 392   \fi
 393   \global\let\font@name=\ltj@afont@name
 394   \directlua{luatexja.base.stop_time_measure('selectfont')}%
 395 }
 396 \EverySelectfont{\ltj@selectfont@patch}
 397
 398 \bgroup
 399   \def\ltj@@dir@patch#1#2{%
 400     \global\csletcs{ltj@@orig@#1}{#1}%
 401         \protected\expandafter\xdef\csname #1\endcsname{%
 402           \csname ltj@@orig@#1\endcsname
 403       \unexpanded{\let\ltj@@protect\protect\set@typeset@protect}%
 404       \unexpanded{\global\let\ltj@afont@name=\font@name}%
 405           \expandonce{\csname ltj@selectfont@#2\endcsname}%
 406       \unexpanded{\global\let\font@name=\ltj@afont@name}%
 407       \unexpanded{\let\protect\ltj@@protect}%
 408         }%
 409   }
 410   \ltj@@dir@patch{yoko}{yoko}\ltj@@dir@patch{tate}{tate}
 411   \ltj@@dir@patch{utod}{yoko}\ltj@@dir@patch{dtou}{yoko}
 412 \egroup
 413
 414 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 415 \def\set@fontsize#1#2#3{%
 416     \@defaultunits\@tempdimb#2pt\relax\@nnil
 417     \edef\f@size{\strip@pt\@tempdimb}%
 418     \@defaultunits\@tempskipa#3pt\relax\@nnil
 419     \edef\f@baselineskip{\the\@tempskipa}%
 420     \edef\f@linespread{#1}%
 421     \let\baselinestretch\f@linespread
 422     \def\size@update{%
 423       \baselineskip\f@baselineskip\relax
 424       \baselineskip\f@linespread\baselineskip
 425       \normalbaselineskip\baselineskip
 426       \adjustbaseline
 427       \setbox\ystrutbox\hbox{\ltj@@orig@yoko
 428           \vrule\@width\z@
 429                 \@height.7\baselineskip \@depth.3\baselineskip}%
 430       \setbox\dstrutbox\hbox{\ltj@@orig@dtou
 431           \vrule\@width\z@
 432                 \@height.7\baselineskip \@depth.3\baselineskip}%
 433       \setbox\tstrutbox\hbox{\ltj@@orig@tate
 434           \vrule\@width\z@
 435                 \@height.5\baselineskip \@depth.5\baselineskip}%
 436       \setbox\zstrutbox\hbox{\ltj@@orig@utod
 437           \vrule\@width\z@
 438                 \@height.7\baselineskip \@depth.3\baselineskip}%
 439      \let\size@update\relax}}
 440
 441 \newluafunction\ltj@@adjust@baseline@inner
 442 \begingroup\catcode`\~=12
 443 \directlua{%
 444   local nulltable = {}
 445   local t = lua.get_functions_table()
 446   local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
 447   local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
 448   local setdimen, set_attr = tex.setdimen, tex.setattribute
 449   local dir = luatexja.unary_pars.direction
 450   t[\the\ltj@@adjust@baseline@inner] = function()
 451     local dir = dir()
 452     local ft = (dir==dir_tate
 453       and fmt[get_attr('ltj@curtfnt')] or luatexja.jfont.tfont_jfmonly_result)
 454       or nulltable
 455     %local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
 456     ft = ft and ft.char_type or nulltable
 457     local fk = ft and ft[0] or nulltable
 458     local ht, dp, wd = fk.height or 0, fk.depth or 0,
 459                        fk.width or ft.zw or 0
 460     local fm
 461       = ((getfont(font.current()) or nulltable)
 462         .characters or nulltable)[77] or nulltable %% 'M'
 463     set_attr('ltj@tablshift',
 464       tex.round(0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp)))
 465     if dir ~= dir_tate then
 466       ft = fmt[get_attr('ltj@curjfnt')] or nulltable
 467       ft = ft and ft.char_type or nulltable
 468       fk = ft and ft[0] or nulltable
 469       ht, dp, wd = fk.height or 0, fk.depth or 0,
 470                    fk.width or ft.zw or 0
 471     end
 472     setdimen('cht', ht); setdimen('cdp', dp)
 473     setdimen('cwd', wd); setdimen('chs', wd)
 474     setdimen('cHT', ht+dp)
 475   end
 476 }\endgroup
 477 \def\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
 478    \cvs\normalbaselineskip}
 479 \DeclareRobustCommand\romanencoding[1]{%
 480     \expandafter\ifx\csname T@#1\endcsname\relax
 481       \@latex@error{Encoding scheme `#1' unknown}\@eha
 482     \else
 483       \edef\f@encoding{#1}%
 484       \ifx\cf@encoding\f@encoding
 485         \let\enc@update\relax
 486       \else
 487         \let\enc@update\@@enc@update
 488       \fi
 489     \fi
 490 }
 491 \DeclareRobustCommand\kanjiencoding[1]{%
 492     \expandafter\ifx\csname T@#1\endcsname\relax
 493       \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 494     \else
 495       \edef\k@encoding{#1}%
 496       \ifx\ck@encoding\k@encoding
 497          \let\kenc@update\relax
 498       \else
 499          \let\kenc@update\@@kenc@update
 500       \fi
 501     \fi
 502 }
 503 \DeclareRobustCommand\fontencoding[1]{%
 504   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#1}')}\ifin@%
 505   \kanjiencoding{#1}\else\romanencoding{#1}\fi}
 506 \def\@@kenc@update{%
 507   \default@KT
 508   \csname T@\k@encoding\endcsname
 509   \csname D@\k@encoding\endcsname
 510   \let\kenc@update\relax
 511   \let\ck@encoding\k@encoding
 512   \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}%
 513   \directlua{luatexja.jfont.is_kyenc(\tmp@enc)}\ifin@%
 514     \let\cy@encoding\k@encoding
 515   \else
 516     \directlua{luatexja.jfont.is_ktenc(\tmp@enc)}\ifin@%
 517       \let\ct@encoding\k@encoding
 518     \else
 519       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 520     \fi
 521   \fi
 522 }
 523 \let\kenc@update\relax
 524 \def\@changed@kcmd#1#2{%
 525    \ifx\protect\@typeset@protect
 526       \@inmathwarn#1%
 527       \expandafter\ifx\csname\ck@encoding\string#1\endcsname\relax
 528          \expandafter\ifx\csname ?\string#1\endcsname\relax
 529             \expandafter\def\csname ?\string#1\endcsname{%
 530                \TextSymbolUnavailable#1%
 531             }%
 532          \fi
 533          \global\expandafter\let
 534                \csname\cf@encoding \string#1\expandafter\endcsname
 535                \csname ?\string#1\endcsname
 536       \fi
 537       \csname\ck@encoding\string#1%
 538          \expandafter\endcsname
 539    \else
 540       \noexpand#1%
 541    \fi}
 542 \newif\if@notkfam
 543 \newif\if@notffam
 544 \newif\if@tempswz
 545 \def\@ltj@use@fd{true}
 546 \DeclareRobustCommand\romanfamily[1]{\edef\f@family{#1}}
 547 \DeclareRobustCommand\kanjifamily[1]{\edef\k@family{#1}}
 548 \DeclareRobustCommand\fontfamily[1]{%
 549   \@notkfamfalse\@notffamfalse
 550   \edef\tmp@item{'\luatexluaescapestring{#1}'}%
 551   %
 552   \directlua{luatexja.jfont.search_kfam(\tmp@item, \@ltj@use@fd)}%
 553   \ifin@\edef\k@family{#1}\else\@notkfamtrue\fi
 554   %
 555   % alphabetic fonts part
 556   \directlua{luatexja.jfont.is_ffam(\tmp@item)}%
 557   \ifin@\edef\f@family{#1}\else
 558     % checking is_stored_ffam is not sufficient,
 559     % since LuaTeX-ja doesn't know whats fonts are defined before LuaTeX-ja is loaded.
 560     \ifcsname \f@encoding+#1\endcsname % easy case
 561       \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 562     \else
 563       \@tempswafalse
 564       \def\cdp@elt##1{\ifcsname ##1+#1\endcsname\@tempswatrue\fi}%
 565       \directlua{luatexja.jfont.search_ffam_declared()}%
 566       \if@tempswz
 567         \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 568       \else
 569         % now we search Nffam_list and font definition files.
 570         \directlua{luatexja.jfont.search_ffam_fd(\tmp@item)}%
 571         \ifin@\edef\f@family{#1}\else\@notffamtrue\fi
 572       \fi
 573     \fi
 574   \fi
 575   %
 576   \if@notkfam\if@notffam
 577     \edef\k@family{#1}\edef\f@family{#1}%
 578   \fi\fi
 579 }
 580 \DeclareRobustCommand\romanseries[1]{\edef\f@series{#1}}
 581 \DeclareRobustCommand\kanjiseries[1]{\edef\k@series{#1}}
 582 \DeclareRobustCommand\fontseries[1]{\kanjiseries{#1}\romanseries{#1}}
 583 \DeclareRobustCommand\romanshape[1]{\edef\f@shape{#1}}
 584 \DeclareRobustCommand\kanjishape[1]{\edef\k@shape{#1}}
 585 \DeclareRobustCommand\fontshape[1]{\kanjishape{#1}\romanshape{#1}}
 586 \def\usekanji#1#2#3#4{%
 587     \kanjiencoding{#1}\kanjifamily{#2}\kanjiseries{#3}\kanjishape{#4}%
 588     \selectfont\ignorespaces}
 589 \def\useroman#1#2#3#4{%
 590     \romanencoding{#1}\romanfamily{#2}\romanseries{#3}\romanshape{#4}%
 591     \selectfont\ignorespaces}
 592 \protected\def\usefont#1#2#3#4{%
 593   \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{#1}')}\ifin@%
 594   \usekanji{#1}{#2}{#3}{#4}%
 595   \else\useroman{#1}{#2}{#3}{#4}%
 596   \fi}
 597 \DeclareRobustCommand\normalfont{%
 598     \kanjiencoding{\kanjiencodingdefault}%
 599     \kanjifamily{\kanjifamilydefault}%
 600     \kanjiseries{\kanjiseriesdefault}%
 601     \kanjishape{\kanjishapedefault}%
 602     \romanencoding{\encodingdefault}%
 603     \romanfamily{\familydefault}%
 604     \romanseries{\seriesdefault}%
 605     \romanshape{\shapedefault}%
 606     \selectfont\ignorespaces}
 607 \let\reset@font\normalfont
 608 \DeclareRobustCommand\mcfamily{%
 609   \unless\ifltj@disablejfam\not@math@alphabet\mcfamily\mathmc\fi
 610   \kanjifamily\mcdefault\selectfont}
 611 \DeclareRobustCommand\gtfamily{%
 612   \unless\ifltj@disablejfam\not@math@alphabet\gtfamily\mathgt\fi
 613   \kanjifamily\gtdefault\selectfont}
 614 \let\romanprocess@table\process@table
 615 \def\kanjiprocess@table{%
 616   \kanjiencoding{\kanjiencodingdefault}%
 617   \kanjifamily{\kanjifamilydefault}%
 618   \kanjiseries{\kanjiseriesdefault}%
 619   \kanjishape{\kanjishapedefault}%
 620 }
 621 \def\process@table{%
 622   \romanprocess@table
 623   \kanjiprocess@table
 624 }
 625 \@onlypreamble\romanprocess@table
 626 \@onlypreamble\kanjiprocess@table
 627
 628 %%%%%% LuaTeX-ja specific
 629
 630 % #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
 631 \def\ltj@@IsFontJapanese#1{%
 632   \directlua{luatexja.jfont.is_kenc(string.match(
 633       '\luatexluaescapestring{#1}', '[^/]+'))}}
 634
 635
 636 \let\extract@afont\extract@font
 637 \def\pickup@jfont{%
 638     \expandafter \ifx \font@name \relax
 639        \let\extract@font\extract@jfont
 640        \define@newfont
 641        \let\extract@font\extract@afont
 642     \fi
 643     \let\getjfont\font@name}
 644 \def\pickup@tfont{%
 645     \expandafter \ifx \font@name \relax
 646        \let\extract@font\extract@tfont
 647        \define@newfont
 648        \let\extract@font\extract@afont
 649     \fi
 650     \let\gettfont\font@name}
 651
 652 % 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
 653 % わざと「ゴミをつける」
 654 \def\ltj@@patch@external@font#1 at{%
 655   #1\directlua{luatexja.jfont.print_aftl_address()}\space at%
 656 }
 657 \def\extract@jfont{%
 658     \get@external@font
 659         \unless\ifnum\ltjgetparameter{direction}=3\relax
 660       \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
 661         \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 662       }%
 663       \expandafter\globaljfont\font@name\external@font\relax\font@name% ここで時間がかかる
 664         \fi
 665     \csname \f@encoding+\f@family\endcsname
 666     \csname\curr@fontshape\endcsname}
 667 \def\extract@tfont{%
 668    \get@external@font
 669         \ifnum\ltjgetparameter{direction}=3\relax
 670       \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
 671         \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 672       }%
 673       \expandafter\globaltfont\font@name\external@font\relax\font@name
 674         \else
 675           \directlua{%
 676                 luatexja.jfont.load_tfont_jfmonly('\luatexluaescapestring{\external@font}')
 677           }%
 678         \fi
 679     \csname \f@encoding+\f@family\endcsname
 680     \csname\curr@fontshape\endcsname}
 681
 682 \let\ltj@@al@do@subst@correction=\do@subst@correction
 683 \def\ltj@@ja@do@subst@correction{%
 684     \xdef\subst@correction{%
 685       \font@name
 686       \global\expandafter\let\csname \curr@fontshape/\f@size\endcsname\font@name%
 687       \relax}%
 688     \aftergroup\subst@correction
 689 }
 690 \def\do@subst@correction{%
 691    \ltj@@IsFontJapanese{\curr@fontshape}\ifin@%
 692      \ltj@@ja@do@subst@correction
 693    \else
 694      \ltj@@al@do@subst@correction
 695    \fi
 696 }
 697 \let\@@italiccorr=\/
 698
 699 %%%%%% Japanese font for math mode
 700 \unless\ifltj@disablejfam
 701
 702 % \M@<enc> から その <enc> が和文用か調べる
 703 {\catcode`M=12%
 704 \gdef\ltj@@mathJapaneseFonts#1M#2#3\relax{\ltj@@IsFontJapanese{#3}}}
 705
 706 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
 707 \def\ltj@@ja@getanddefine@fonts#1#2{%
 708   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
 709   \pickup@jfont\let\textfont@name\font@name
 710   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
 711   \pickup@jfont\let\scriptfont@name\font@name
 712   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
 713   \pickup@jfont
 714   \edef\math@fonts{\math@fonts\ltj@setpar@global%
 715     \ltj@@set@stackfont#1,\textfont@name:{MJT}%
 716     \ltj@@set@stackfont#1,\scriptfont@name:{MJS}%
 717     \ltj@@set@stackfont#1,\font@name:{MJSS}%
 718   }%
 719 }
 720
 721 \def\getanddefine@fonts#1#2{%
 722   \ltj@tempcnta=#1\ltj@@IsFontJapanese{\string#2}%
 723   \ifin@\let\ltj@temp=\ltj@@ja@getanddefine@fonts%
 724   \else \let\ltj@temp=\ltj@@al@getanddefine@fonts\fi
 725   \ltj@temp{#1}{#2}%
 726 }
 727 \def\use@mathgroup#1#2{\relax\ifmmode
 728   \math@bgroup
 729     \expandafter\ifx\csname M@\f@encoding\endcsname#1\else
 730     #1\fi\ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
 731     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
 732   \expandafter\math@egroup\fi}%
 733
 734 \fi
 735
 736 %%%%%% Alternate Japanese Fonts
 737 %%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
 738 % いつも global
 739 \def\DeclareAlternateKanjiFont#1#2#3#4#5#6#7#8#9{%
 740   \edef\@temp{#9}%
 741   \ifx\@temp\@empty\else
 742     {\def\ltj@temp@bfont{#1/#2/#3/#4}\def\ltj@temp@afont{#5/#6/#7/#8}%
 743      \expandafter\ltj@@altfont@latex#9,,}\ignorespaces
 744   \fi}
 745 \def\ltj@@altfont@latex#1,{\def\ltj@temp{#1}%
 746   \ifx\ltj@temp\empty\let\@next=\relax\else
 747   \ltj@@altfont@latexA{#1}\let\@next=\ltj@@altfont@latex\fi\@next}
 748 \def\ltj@@altfont@latexA#1{\ltj@@altfont@latexB#1--\@nil}
 749 \def\ltj@@altfont@latexB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 750   \ifx\ltj@temp\empty
 751     \ltj@tempcnta=#1\relax\ltj@tempcntb=\ltj@tempcnta
 752   \else
 753     \def\ltj@temp{#1}%
 754     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 755     \def\ltj@temp{#2}%
 756     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 757   \fi
 758   \directlua{luatexja.jfont.set_alt_font_latex(
 759     \the\ltj@tempcnta,\the\ltj@tempcntb,
 760     '\luatexluaescapestring{\ltj@temp@afont}',
 761     '\luatexluaescapestring{\ltj@temp@bfont}')}%
 762   }
 763
 764 %%%% \ClearAlternateKanjiFont<Benc><Bfam><Bser><Bshape>
 765 % いつも global
 766 \def\ClearAlternateKanjiFont#1#2#3#4{%
 767    \directlua{luatexja.jfont.clear_alt_font_latex('\luatexluaescapestring{#1/#2/#3/#4}')}}
 768
 769 \def\ltj@pickup@altfont@auxy#1{%
 770   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@jfont\endgroup%
 771 }
 772 \def\ltj@pickup@altfont@auxt#1{%
 773   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@tfont\endgroup%
 774 }
 775 \def\ltj@pickup@altfont@copy#1#2{%
 776   \ltj@@getjfontnumber#1%
 777   \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
 778 }
 779
 780 \def\ltj@@does@alt@set#1#2{%
 781   \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}{#2}}
 782
 783 %%%% patch \@text@composite because of {y,t}albaselineshift
 784
 785 % %% \pltx@isletter from plfonts.dtx
 786 % \def\pltx@mark{\pltx@mark@}
 787 % \let\pltx@scanstop\relax
 788 % \long\def\pltx@cond#1\fi{%
 789 %   #1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi}
 790 % \long\def\pltx@isletter#1{%
 791 %   \expandafter\pltx@isletter@i#1\pltx@scanstop}
 792 % \long\def\pltx@isletter@i#1\pltx@scanstop{%
 793 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi{\@firstoftwo}%
 794 %     {\pltx@isletter@ii\pltx@scanstop#1\pltx@scanstop{}#1\pltx@mark}}
 795 % \long\def\pltx@isletter@ii#1\pltx@scanstop#{%
 796 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi%
 797 %     {\pltx@isletter@iii}{\pltx@isletter@iv}}
 798 % \long\def\pltx@isletter@iii#1\pltx@mark{\@secondoftwo}
 799 % \long\def\pltx@isletter@iv#1#2#3\pltx@mark{%
 800 %   \pltx@cond\ifx\pltx@mark#3\pltx@mark\fi{%
 801 %     \pltx@cond{\ifnum0\ifcat A\noexpand#21\fi\ifcat=\noexpand#21\fi>\z@}\fi
 802 %       {\@firstoftwo}{\@secondoftwo}%
 803 %   }{\@secondoftwo}}
 804 %
 805 % \def\@text@composite@x#1#2{%
 806 %   \ifx#1\relax
 807 %     #2%
 808 %   \else\pltx@isletter{#1}{#1}{%
 809 %     \begingroup
 810 %     \setbox\z@\hbox\bgroup%
 811 %       \ltj@yablshift\z@ \ltj@tablshift\z@
 812 %       #1%
 813 %       \@tempcntb\directlua{luatexja.pltx_composite_last_node_char()}%)
 814 %       \xdef\pltx@composite@temp{\noexpand\@tempcntb=\the\@tempcntb\relax}%
 815 %       \aftergroup\pltx@composite@temp
 816 %     \egroup
 817 %     \ifnum\ltjgetparameter{direction}=3 %
 818 %       \@tempdima=\ltj@tablshift sp\else\@tempdima=\ltj@yablshift sp\fi
 819 %     \ifnum\@tempcntb<\z@\@tempcnta\z@\else
 820 %       \@tempcnta=\ltjgetparameter{jacharrange}{\ltjgetparameter{chartorange}{\@tempcntb}}\relax
 821 %       \ifnum\@tempcnta=\z@\@tempdima\z@\fi
 822 %     \fi
 823 %     \ifnum\@tempcnta>\z@
 824 %       \ifodd\ltjgetparameter{alxspmode}{\@tempcntb}\else\leavevmode\hbox{}\fi
 825 %       \begingroup\mathsurround\z@$%
 826 %         \hbox{\lower\@tempdima\box\z@}
 827 %       $\endgroup%
 828 %       \ifnum\ltjgetparameter{alxspmode}{\@tempcntb}<2\hbox{}\fi
 829 %     \else
 830 %       \ifdim\@tempdima=\z@{\ltj@yablshift\z@ \ltj@tablshift\z@#1}%
 831 %       \else\lower\@tempdima\box\z@\fi
 832 %     \fi
 833 %     \endgroup}%
 834 %   \fi
 835 % }
 836
 837 \endinput