src/patches/lltjfont.sty

   1 %
   2 % lltjfont.sty: derived from plfonts.dtx in pLaTeX.
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjfont}[2020/03/27 Patch to NFSS2 for LuaTeX-ja]
   7
   8 %% patching \DeclareTextComposite
   9 \def\ltj@chardef@text@cmd#1{%
  10   \let\@ifdefinable\@@ifdefinable%
  11   \edef\ltj@chardef@text@cmd@name{\expandafter\@gobble\string#1}%
  12   \afterassignment\ltj@chardef@text@cmd@\ltj@tempcnta
  13 }
  14 \def\ltj@chardef@text@cmd@{%
  15   \ifnum\ltj@tempcnta>"7F
  16     \expandafter\edef\csname \ltj@chardef@text@cmd@name\endcsname{%
  17       \noexpand\ltjalchar\the\ltj@tempcnta\space
  18     }%
  19   \else
  20     \expandafter\chardef\csname \ltj@chardef@text@cmd@name\endcsname\ltj@tempcnta
  21   \fi
  22 }
  23 \def\DeclareTextSymbol#1#2#3{%
  24   \@dec@text@cmd\ltj@chardef@text@cmd#1{#2}#3\relax
  25 }
  26
  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
  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   \ifnum\ltjgetparameter{direction}=1 \dstrutbox       % dtou
  63   \else\ifnum\ltjgetparameter{direction}=4 \ystrutbox  % yoko
  64   \else\tstrutbox  % tate and utod
  65   \fi\fi
  66 }
  67 \DeclareRobustCommand\strut{\relax
  68   \ifnum\ltjgetparameter{direction}=1 % dtou
  69     \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi
  70   \else\ifnum\ltjgetparameter{direction}=4 % yoko
  71     \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi
  72   \else % tate and utod
  73     \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi
  74   \fi\fi
  75 }
  76
  77 \DeclareRobustCommand\ystrut{\relax\hbox{\ltj@@orig@yoko
  78    \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi}}
  79 \DeclareRobustCommand\tstrut{\relax\hbox{\ltj@@orig@tate
  80    \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi}}
  81 \DeclareRobustCommand\dstrut{\relax\hbox{\ltj@@orig@dtou
  82    \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi}}
  83 \DeclareRobustCommand\zstrut{\relax\hbox{\ltj@@orig@utod
  84    \ifmmode\copy\zstrutbox\else\unhcopy\zstrutbox\fi}}
  85
  86 {%
  87   \def\cdp@elt#1#2#3#4{%
  88     \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}}%
  89   \cdp@list%
  90 }
  91
  92 \def\DeclareFontEncoding{%
  93   \begingroup
  94   \nfss@catcodes
  95   \expandafter\endgroup
  96   \DeclareFontEncoding@}
  97 \def\DeclareFontEncoding@#1#2#3{%
  98   \expandafter
  99   \ifx\csname T@#1\endcsname\relax
 100      \def\cdp@elt{\noexpand\cdp@elt}%
 101      \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 102                     {\default@family}{\default@series}%
 103                     {\default@shape}}%
 104      \expandafter\let\csname#1-cmd\endcsname\@changed@cmd
 105      \directlua{luatexja.jfont.add_fenc_list('\luatexluaescapestring{#1}')}%
 106   \else
 107      \@font@info{Redeclaring font encoding #1}%
 108   \fi
 109   \global\@namedef{T@#1}{#2}%
 110   \global\@namedef{M@#1}{\default@M#3}%
 111   \xdef\LastDeclaredEncoding{#1}%
 112   }
 113 \def\DeclareKanjiEncoding#1{%
 114   \@latex@warning{%
 115      The \string\DeclareKanjiEncoding\space is obsoleted command.  Please use
 116      \MessageBreak
 117      the \string\DeclareTateKanjiEncoding\space for `Tate-kumi' encoding, and
 118      \MessageBreak
 119      the \string\DeclareYokoKanjiEncoding\space for `Yoko-kumi' encoding.
 120      \MessageBreak
 121      I treat the `#1' encoding as `Yoko-kumi'.}
 122   \DeclareYokoKanjiEncoding{#1}%
 123 }
 124 \def\DeclareYokoKanjiEncoding{%
 125   \begingroup
 126   \nfss@catcodes
 127   \expandafter\endgroup
 128   \DeclareYokoKanjiEncoding@}
 129 \def\DeclareYokoKanjiEncoding@#1#2#3{%
 130   \expandafter\ifx\csname T@#1\endcsname\relax
 131     \def\cdp@elt{\noexpand\cdp@elt}%
 132     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 133                     {\default@k@family}{\default@k@series}%
 134                     {\default@k@shape}}%
 135     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 136     \directlua{luatexja.jfont.add_kyenc_list('\luatexluaescapestring{#1}')}%
 137   \else
 138     \@font@info{Redeclaring KANJI (yoko) font encoding #1}%
 139   \fi
 140   \global\@namedef{T@#1}{#2}%
 141   \global\@namedef{M@#1}{\default@KM#3}%
 142   }
 143 \def\DeclareTateKanjiEncoding{%
 144   \begingroup
 145   \nfss@catcodes
 146   \expandafter\endgroup
 147   \DeclareTateKanjiEncoding@}
 148 \def\DeclareTateKanjiEncoding@#1#2#3{%
 149   \expandafter\ifx\csname T@#1\endcsname\relax
 150     \def\cdp@elt{\noexpand\cdp@elt}%
 151     \xdef\cdp@list{\cdp@list\cdp@elt{#1}%
 152                     {\default@k@family}{\default@k@series}%
 153                     {\default@k@shape}}%
 154     \expandafter\let\csname#1-cmd\endcsname\@changed@kcmd
 155     \directlua{luatexja.jfont.add_ktenc_list('\luatexluaescapestring{#1}')}%
 156   \else
 157     \@font@info{Redeclaring KANJI (tate) font encoding #1}%
 158   \fi
 159   \global\@namedef{T@#1}{#2}%
 160   \global\@namedef{M@#1}{\default@KM#3}%
 161   }
 162 \@onlypreamble\DeclareKanjiEncoding
 163 \@onlypreamble\DeclareYokoKanjiEncoding
 164 \@onlypreamble\DeclareYokoKanjiEncoding@
 165 \@onlypreamble\DeclareTateKanjiEncoding
 166 \@onlypreamble\DeclareTateKanjiEncoding@
 167 \def\DeclareKanjiEncodingDefaults#1#2{%
 168   \ifx\relax#1\else
 169     \ifx\default@KT\@empty\else
 170       \@font@info{Overwriting KANJI encoding scheme text defaults}%
 171     \fi
 172     \gdef\default@KT{#1}%
 173   \fi
 174   \ifx\relax#2\else
 175     \ifx\default@KM\@empty\else
 176       \@font@info{Overwriting KANJI encoding scheme math defaults}%
 177     \fi
 178     \gdef\default@KM{#2}%
 179   \fi}
 180 \let\default@KT\@empty
 181 \let\default@KM\@empty
 182 \@onlypreamble\DeclareKanjiEncodingDefaults
 183 \def\DeclareFontFamily#1#2#3{%
 184  \@ifundefined{T@#1}%
 185     {\@latex@error{Encoding scheme `#1' unknown}\@eha}%
 186     {\def\reserved@a{#3}%
 187      \global
 188      \expandafter\let\csname #1+#2\expandafter\endcsname
 189             \ifx \reserved@a\@empty
 190               \@empty
 191             \else \reserved@a
 192             \fi
 193      \directlua{luatexja.jfont.add_ffam('\luatexluaescapestring{#2}')}%
 194     }%
 195 }
 196 \def\DeclareKanjiFamily#1#2#3{%
 197  \@ifundefined{T@#1}%
 198     {\@latex@error{KANJI Encoding scheme `#1' unknown}\@eha}%
 199     {\def\reserved@a{#3}%
 200      \global
 201      \expandafter\let\csname #1+#2\expandafter\endcsname
 202             \ifx \reserved@a\@empty
 203               \@empty
 204             \else \reserved@a
 205             \fi
 206      \directlua{luatexja.jfont.add_kfam('\luatexluaescapestring{#2}')}%
 207      }%
 208 }
 209 \def\DeclareKanjiSubstitution#1#2#3#4{%
 210   \expandafter\ifx\csname T@#1\endcsname\relax
 211     \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 212   \else
 213     \begingroup
 214        \def\reserved@a{#1}%
 215        \toks@{}%
 216        \def\cdp@elt##1##2##3##4{%
 217          \def\reserved@b{##1}%
 218          \ifx\reserved@a\reserved@b
 219            \addto@hook\toks@{\cdp@elt{#1}{#2}{#3}{#4}}%
 220          \else
 221            \addto@hook\toks@{\cdp@elt{##1}{##2}{##3}{##4}}%
 222          \fi}%
 223        \cdp@list
 224        \xdef\cdp@list{\the\toks@}%
 225     \endgroup
 226     \global\@namedef{D@#1}{\def\default@k@family{#2}%
 227                            \def\default@k@series{#3}%
 228                            \def\default@k@shape{#4}}%
 229   \fi}
 230 \let\wrong@ja@fontshape\wrong@fontshape
 231 \let\wrong@al@fontshape\wrong@fontshape
 232 \patchcmd\wrong@ja@fontshape{\default@shape}{\default@k@shape}{}{}
 233 \patchcmd\wrong@ja@fontshape{\default@series}{\default@k@series}{}{}
 234 \patchcmd\wrong@ja@fontshape{\default@family}{\default@k@family}{}{}
 235 \def\wrong@fontshape{%
 236   \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{\f@encoding}')}\ifin@%
 237     \wrong@ja@fontshape
 238   \else
 239     \wrong@al@fontshape
 240   \fi
 241 }
 242 \@onlypreamble\DeclareKanjiSubstitution
 243 \def\DeclareErrorKanjiFont#1#2#3#4#5{%
 244    \xdef\error@kfontshape{%
 245       \noexpand\expandafter\noexpand\split@name\noexpand\string
 246       \expandafter\noexpand\csname#1/#2/#3/#4/#5\endcsname
 247       \noexpand\@nil}%
 248    \gdef\default@k@family{#2}%
 249    \gdef\default@k@series{#3}%
 250    \gdef\default@k@shape{#4}%
 251    }
 252 \@onlypreamble\DeclareErrorKanjiFont
 253
 254 \newif\ifltjselectfont@force@define
 255 \def\DeclareFixedFont#1#2#3#4#5#6{%
 256    \begingroup
 257       \math@fontsfalse
 258       \every@math@size{}%
 259       \fontsize{#6}\z@
 260       \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#2}')}\ifin@%
 261             \ltjselectfont@force@definetrue
 262         \usekanji{#2}{#3}{#4}{#5}%
 263         \global\let#1\getjfont
 264             \ltjselectfont@force@definefalse
 265       \else
 266         \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{#2}')}\ifin@%
 267               \ltjselectfont@force@definetrue
 268           \usekanji{#2}{#3}{#4}{#5}%
 269           \global\let#1\gettfont
 270               \ltjselectfont@force@definefalse
 271         \else
 272           \useroman{#2}{#3}{#4}{#5}%
 273           \global\expandafter\let\expandafter#1\the\font
 274         \fi
 275       \fi
 276    \endgroup
 277   }
 278 \def\DLMfontsw@standard#1#2#3{#1{#2{#3}}}
 279 \def\reDeclareMathAlphabet#1#2#3{%
 280   \ifdefined#2
 281     \@temptokena\expandafter{#2}%
 282   \else
 283     \@temptokena{#2}%
 284   \fi
 285   \ifdefined#3
 286     \toks0\expandafter{#3}%
 287   \else
 288     \toks0{#3}%
 289   \fi
 290   \long\protected\edef#1{%
 291     \noexpand\DLMfontsw@standard{\the\@temptokena}{\the\toks0}}%
 292 }
 293 \@onlypreamble\reDeclareMathAlphabet
 294 \def\all@shape{all}%
 295 \def\DeclareRelationFont#1#2#3#4#5#6#7#8{%
 296   \def\rel@shape{#4}%
 297   \ifx\rel@shape\@empty
 298      \global
 299      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 300        \romanencoding{#5}\romanfamily{#6}%
 301        \romanseries{#7}}%
 302   \else
 303      \global
 304      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 305        \romanencoding{#5}\romanfamily{#6}%
 306        \romanseries{#7}\romanshape{#8}}%
 307   \fi
 308 }
 309 \def\SetRelationFont#1#2#3#4#5#6#7#8{%
 310   \def\rel@shape{#4}%
 311   \ifx\rel@shape\@empty
 312      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 313        \romanencoding{#5}\romanfamily{#6}%
 314        \romanseries{#7}}%
 315   \else
 316      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 317        \romanencoding{#5}\romanfamily{#6}%
 318        \romanseries{#7}\romanshape{#8}}%
 319   \fi
 320 }
 321 \newif\if@knjcmd
 322 \DeclareRobustCommand\userelfont{\@knjcmdtrue}
 323
 324
 325 \RequirePackage{everysel}
 326 \let\ltj@@EverySelectfont@Init=\@EverySelectfont@Init
 327 \expandafter\expandafter\expandafter\let
 328 \expandafter\expandafter\csname ltj@@orig@selectfont\endcsname\csname selectfont\space\endcsname
 329 \@EverySelectfont@Init
 330 %\let\ltj@@font@info\@font@info
 331 %\let\ltj@@font@warning\@font@warning
 332 \def\@EverySelectfont@Init{%
 333   \expandafter\let\csname selectfont\space \endcsname \ltj@@orig@selectfont
 334   \ltj@@EverySelectfont@Init
 335 }
 336 \def\ltj@selectfont@tate{%
 337   \let\k@encoding\ct@encoding
 338   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 339   \pickup@tfont
 340   \ifnum\ltjgetparameter{direction}=3 \font@name
 341     \ltj@@does@alt@set{\curr@kfontshape}{%
 342       % alt fonts の定義
 343       \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
 344       % 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
 345       \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 346     }%
 347   \fi}
 348 \def\ltj@selectfont@yoko{%
 349   \let\k@encoding\cy@encoding
 350   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 351   \pickup@jfont
 352   \unless\ifnum\ltjgetparameter{direction}=3 \font@name
 353          \ltj@@does@alt@set{\curr@kfontshape}{%
 354       % alt fonts の定義
 355       \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
 356       % 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
 357       \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 358     }%
 359   \fi}
 360 \def\ltj@selectfont@patch{%
 361   \directlua{luatexja.base.start_time_measure('selectfont')}%
 362   \let\tmp@error@fontshape\error@fontshape
 363   \let\error@fontshape\error@kfontshape
 364   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 365     \let\cy@encoding\k@encoding
 366     \ensure@KanjiEncodingPair{t}%
 367     \edef\ct@encoding{\csname t@enc@\k@encoding\endcsname}%
 368   \else
 369     \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 370       \let\ct@encoding\k@encoding
 371       \ensure@KanjiEncodingPair{y}%
 372       \edef\cy@encoding{\csname y@enc@\k@encoding\endcsname}%
 373     \else
 374       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 375     \fi
 376   \fi
 377   \global\let\ltj@afont@name=\font@name
 378   \ltj@selectfont@tate\ltj@selectfont@yoko
 379 %
 380   \edef\tmp@item{{\k@encoding}}\expandafter\def\expandafter\k@encoding\tmp@item
 381   \kenc@update
 382   \global\let\font@name=\ltj@afont@name
 383   \let\error@fontshape\tmp@error@fontshape
 384   \if@knjcmd \@knjcmdfalse
 385     \expandafter\ifx
 386     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
 387       \expandafter\ifx
 388          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\relax
 389       \else
 390          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\selectfont
 391          % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 392       \fi
 393     \else
 394        \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\selectfont
 395        % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 396     \fi
 397   \fi
 398   \global\let\font@name=\ltj@afont@name
 399   \directlua{luatexja.base.stop_time_measure('selectfont')}%
 400 }
 401 \EverySelectfont{\ltj@selectfont@patch}
 402
 403 \bgroup
 404   \def\ltj@@dir@patch#1#2#3{%
 405     \global\csletcs{ltj@@orig@#1}{#1}%
 406         \protected\expandafter\xdef\csname #1\endcsname{%
 407           \csname ltj@@orig@#1\endcsname
 408       \unexpanded{\ifnum#3<\z@\let\ltj@@protect\protect\set@typeset@protect}%
 409       \unexpanded{\global\let\ltj@afont@name=\font@name}%
 410           \expandonce{\csname ltj@selectfont@#2\endcsname}%
 411       \unexpanded{\global\let\font@name=\ltj@afont@name}%
 412       \unexpanded{\let\protect\ltj@@protect\fi}%
 413         }%
 414   }
 415   \ltj@@dir@patch{yoko}{yoko}{\ltj@curjfnt}
 416   \ltj@@dir@patch{tate}{tate}{\ltj@curtfnt}
 417   \ltj@@dir@patch{utod}{yoko}{\ltj@curjfnt}
 418   \ltj@@dir@patch{dtou}{yoko}{\ltj@curjfnt}
 419 \egroup
 420
 421 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 422 \def\ensure@KanjiEncodingPair#1{%
 423   \edef\reserved@a{\csname #1@enc@\k@encoding\endcsname}%
 424   \edef\reserved@b{\csname c#1@encoding\endcsname}%
 425   \ifcat\relax\reserved@a
 426     \@latex@error
 427       {KANJI Encoding pair for `\k@encoding' undefined}%
 428       {Use \string\KanjiEncodingPair, falling back to `\reserved@b'...}%
 429     \expandafter\edef\reserved@a{\reserved@b}%
 430   \fi}
 431 \def\set@fontsize#1#2#3{%
 432     \@defaultunits\@tempdimb#2pt\relax\@nnil
 433     \edef\f@size{\strip@pt\@tempdimb}%
 434     \@defaultunits\@tempskipa#3pt\relax\@nnil
 435     \edef\f@baselineskip{\the\@tempskipa}%
 436     \edef\f@linespread{#1}%
 437     \let\baselinestretch\f@linespread
 438     \def\size@update{%
 439       \baselineskip\f@baselineskip\relax
 440       \baselineskip\f@linespread\baselineskip
 441       \normalbaselineskip\baselineskip
 442       \adjustbaseline
 443       \setbox\ystrutbox\hbox{\ltj@@orig@yoko
 444           \vrule\@width\z@
 445                 \@height.7\baselineskip \@depth.3\baselineskip}%
 446       \setbox\dstrutbox\hbox{\ltj@@orig@dtou
 447           \vrule\@width\z@
 448                 \@height.7\baselineskip \@depth.3\baselineskip}%
 449       \setbox\tstrutbox\hbox{\ltj@@orig@tate
 450           \vrule\@width\z@
 451                 \@height.5\baselineskip \@depth.5\baselineskip}%
 452       \setbox\zstrutbox\hbox{\ltj@@orig@utod
 453           \vrule\@width\z@
 454                 \@height.7\baselineskip \@depth.3\baselineskip}%
 455      \let\size@update\relax}}
 456
 457 \newluafunction\ltj@@adjust@baseline@inner
 458 \begingroup\catcode`\~=12
 459 \directlua{%
 460   local nulltable = {}
 461   local t = lua.get_functions_table()
 462   local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
 463   local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
 464   local getcount=tex.getcount
 465   local setdimen, set_attr = tex.setdimen, tex.setattribute
 466   local dir = luatexja.unary_pars.direction
 467   t[\the\ltj@@adjust@baseline@inner] = function()
 468     local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
 469     ft = ft.char_type or nulltable
 470     local fk = ft[0] or nulltable
 471     local ht, dp, wd = fk.height or 0, fk.depth or 0,
 472                        fk.width or ft.zw or 0
 473     local fm
 474       = ((getfont(font.current()) or nulltable)
 475         .characters or nulltable)[77] or nulltable %% 'M'
 476     set_attr('ltj@tablshift',
 477       tex.round(0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp)))
 478     if dir() ~= dir_tate then
 479       ft = fmt[get_attr('ltj@curjfnt')] or nulltable
 480       ft = ft.char_type or nulltable
 481       fk = ft[0] or nulltable
 482       ht, dp, wd = fk.height or 0, fk.depth or 0,
 483                    fk.width or ft.zw or 0
 484     end
 485     setdimen('cht', ht); setdimen('cdp', dp)
 486     setdimen('cwd', wd); setdimen('chs', wd)
 487     setdimen('cHT', ht+dp)
 488   end
 489 }\endgroup
 490 \DeclareRobustCommand\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
 491    \cvs\normalbaselineskip}
 492 \DeclareRobustCommand\romanencoding[1]{%
 493     \expandafter\ifx\csname T@#1\endcsname\relax
 494       \@latex@error{Encoding scheme `#1' unknown}\@eha
 495     \else
 496       \edef\f@encoding{#1}%
 497       \ifx\cf@encoding\f@encoding
 498         \let\enc@update\relax
 499       \else
 500         \let\enc@update\@@enc@update
 501       \fi
 502     \fi
 503 }
 504 \DeclareRobustCommand\kanjiencoding[1]{%
 505     \expandafter\ifx\csname T@#1\endcsname\relax
 506       \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 507     \else
 508       \edef\k@encoding{#1}%
 509       \ifx\ck@encoding\k@encoding
 510          \let\kenc@update\relax
 511       \else
 512          \let\kenc@update\@@kenc@update
 513       \fi
 514     \fi
 515 }
 516 \DeclareRobustCommand\fontencoding[1]{%
 517   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#1}')}\ifin@%
 518   \kanjiencoding{#1}\else\romanencoding{#1}\fi}
 519 \def\@@kenc@update{%
 520   \default@KT
 521   \csname T@\k@encoding\endcsname
 522   \csname D@\k@encoding\endcsname
 523   \let\kenc@update\relax
 524   \let\ck@encoding\k@encoding
 525   \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}%
 526   \directlua{luatexja.jfont.is_kyenc(\tmp@enc)}\ifin@%
 527     \let\cy@encoding\k@encoding
 528   \else
 529     \directlua{luatexja.jfont.is_ktenc(\tmp@enc)}\ifin@%
 530       \let\ct@encoding\k@encoding
 531     \else
 532       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 533     \fi
 534   \fi
 535 }
 536 \let\kenc@update\relax
 537 \def\@changed@kcmd#1#2{%
 538    \ifx\protect\@typeset@protect
 539       \@inmathwarn#1%
 540       \expandafter\ifx\csname\ck@encoding\string#1\endcsname\relax
 541          \expandafter\ifx\csname ?\string#1\endcsname\relax
 542             \expandafter\def\csname ?\string#1\endcsname{%
 543                \TextSymbolUnavailable#1%
 544             }%
 545          \fi
 546          \global\expandafter\let
 547                \csname\cf@encoding \string#1\expandafter\endcsname
 548                \csname ?\string#1\endcsname
 549       \fi
 550       \csname\ck@encoding\string#1%
 551          \expandafter\endcsname
 552    \else
 553       \noexpand#1%
 554    \fi}
 555 \newif\if@notkfam
 556 \newif\if@notffam
 557 \newif\if@tempswz
 558 \def\@ltj@use@fd{true}
 559 \DeclareRobustCommand\romanfamily[1]{\edef\f@family{#1}}
 560 \DeclareRobustCommand\kanjifamily[1]{\edef\k@family{#1}}
 561 \DeclareRobustCommand\fontfamily[1]{%
 562   \@notkfamfalse\@notffamfalse
 563   \edef\tmp@item{'\luatexluaescapestring{#1}'}%
 564   %
 565   \directlua{luatexja.jfont.search_kfam(\tmp@item, \@ltj@use@fd)}%
 566   \ifin@\edef\k@family{#1}\else\@notkfamtrue\fi
 567   %
 568   % alphabetic fonts part
 569   \directlua{luatexja.jfont.is_ffam(\tmp@item)}%
 570   \ifin@\edef\f@family{#1}\else
 571     % checking is_stored_ffam is not sufficient,
 572     % since LuaTeX-ja doesn't know whats fonts are defined before LuaTeX-ja is loaded.
 573     \ifcsname \f@encoding+#1\endcsname % easy case
 574       \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 575     \else
 576       \@tempswafalse
 577       \def\cdp@elt##1{\ifcsname ##1+#1\endcsname\@tempswatrue\fi}%
 578       \directlua{luatexja.jfont.search_ffam_declared()}%
 579       \if@tempswz
 580         \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 581       \else
 582         % now we search Nffam_list and font definition files.
 583         \directlua{luatexja.jfont.search_ffam_fd(\tmp@item)}%
 584         \ifin@\edef\f@family{#1}\else\@notffamtrue\fi
 585       \fi
 586     \fi
 587   \fi
 588   %
 589   \if@notkfam\if@notffam
 590     \edef\k@family{#1}\edef\f@family{#1}%
 591   \fi\fi
 592 }
 593
 594 \newcount\ltj@@latex@plv \ltj@@latex@plv=-1
 595 \ifdefined\@rmfamilyhook
 596 %%%% LaTeX 2020-02-02
 597 \newif\if@shape@roman@kanji
 598 %%%%%% 2020-02-02 patchlevel detection
 599 \ifx\@forced@seriestrue\@undefined % 2020-02-02 pl0--2
 600   \@latex@error
 601    {Please update LaTeX2e!^^J\space\space
 602      At least LaTeX2e 2020-02-02 patch level 3 is required}
 603    {LaTeX2e 2020-02-02 patch level 2 (and 4) has a bug.}
 604 \else
 605   \ltj@@latex@plv=300
 606   \unless\ifx\series@maybe@drop@one@m@x\@undefined % pl5 + develop
 607     \ltj@@latex@plv=501
 608   \else\unless\ifx\series@maybe@drop@one@m\@undefined % patch level 5
 609     \ltj@@latex@plv=500
 610   \fi\fi
 611 \fi
 612 %%%%%%
 613
 614 \def\merge@kanji@series#1{%
 615   \expandafter\expandafter\expandafter
 616   \merge@kanji@series@
 617     \csname series@\k@series @#1\endcsname
 618     {#1}%
 619     \@nil
 620 }
 621
 622 \ifnum\ltj@@latex@plv>500 % !!! pl5 + develop
 623   \def\set@target@series@kanji#1{%
 624       \edef\k@series{#1}%
 625       \series@maybe@drop@one@m\k@series\k@series
 626   }
 627 \else\ifnum\ltj@@latex@plv>300 % !!! pl5
 628   \def\set@target@series@kanji#1{%
 629       \edef\k@series{#1}%
 630       \expandafter\series@maybe@drop@one@m\expandafter{\k@series}\k@series
 631   }
 632 \else % !!! pl 3, 4
 633   \def\set@target@series@kanji#1{%
 634       \edef\k@series{#1}%
 635           \edef\k@series{\expandafter\series@drop@one@m\k@series mm\series@drop@one@m}%
 636   }
 637 \fi\fi
 638
 639 \def\merge@kanji@series@#1#2#3\@nil{%
 640   \def\reserved@a{#3}%
 641   \ifx\reserved@a\@empty
 642     \set@target@series@kanji{#2}%
 643   \else
 644     \begingroup\let\f@encoding\k@encoding\let\f@family\k@family
 645            \maybe@load@fontshape\endgroup
 646     \edef\reserved@a{\k@encoding /\k@family /#1/\k@shape}%
 647      \ifcsname \reserved@a \endcsname
 648        \set@target@series@kanji{#1}%
 649     \else
 650        \ifcsname \k@encoding /\k@family /#2/\k@shape \endcsname
 651          \set@target@series@kanji{#2}%
 652          {\let\curr@fontshape\curr@kfontshape\@font@shape@subst@warning}%
 653        \else
 654          \set@target@series@kanji{#3}%
 655          {\let\curr@fontshape\curr@kfontshape\@font@shape@subst@warning}%
 656        \fi
 657     \fi
 658   \fi
 659 }
 660 \def\merge@kanji@shape#1{%
 661   \expandafter\expandafter\expandafter
 662   \merge@kanji@shape@
 663     \csname shape@\k@shape @#1\endcsname
 664     {#1}%
 665     \@nil
 666 }
 667 \def\merge@kanji@shape@#1#2#3\@nil{%
 668   \def\reserved@a{#3}%
 669   \ifx\reserved@a\@empty
 670     \if@shape@roman@kanji
 671       \set@safe@kanji@shape{#2}{}%
 672     \else
 673       \edef\k@shape{#2}%
 674     \fi
 675   \else
 676     \begingroup\let\f@encoding\k@encoding\let\f@family\k@family
 677            \maybe@load@fontshape\endgroup
 678     \edef\reserved@a{\k@encoding /\k@family /\k@series/#1}%
 679      \ifcsname \reserved@a\endcsname
 680        \edef\k@shape{#1}%
 681     \else
 682        \ifcsname \k@encoding /\k@family /\k@series/#2\endcsname
 683          \edef\k@shape{#2}%
 684          {\let\curr@fontshape\curr@kfontshape\@font@shape@subst@warning}%
 685        \else
 686          \if@shape@roman@kanji
 687            \set@safe@kanji@shape{#3}%
 688            {{\let\curr@fontshape\curr@kfontshape\@font@shape@subst@warning}}%
 689          \else
 690            \edef\k@shape{#3}%
 691            {\let\curr@fontshape\curr@kfontshape\@font@shape@subst@warning}%
 692          \fi
 693        \fi
 694     \fi
 695   \fi
 696 }
 697 \def\set@safe@kanji@shape#1#2{%
 698   \edef\reserved@b{\k@encoding /\k@family /\k@series/#1}%
 699   \ifcsname \reserved@b\endcsname
 700     \edef\k@shape{#1}%
 701     #2%
 702   \else
 703     \@kanji@shape@nochange@info{\reserved@b}%
 704   \fi
 705 }
 706 \def\@kanji@shape@nochange@info#1{%
 707     \@font@info{Kanji font shape `#1' undefined\MessageBreak
 708                 No change}%
 709 }
 710 \ifnum\ltj@@latex@plv=300 % !!! pl3, 4
 711   \DeclareRobustCommand\romanseries[1]{\merge@font@series{#1}}
 712   \DeclareRobustCommand\kanjiseries[1]{\merge@kanji@series{#1}}
 713   \DeclareRobustCommand\fontseries[1]{%
 714      \merge@font@series{#1}\merge@kanji@series{#1}}
 715   \DeclareRobustCommand\romanseriesforce[1]{\edef\f@series{#1}}
 716   \DeclareRobustCommand\kanjiseriesforce[1]{\edef\k@series{#1}}
 717   \DeclareRobustCommand\fontseriesforce[1]{%
 718      \edef\f@series{#1}\edef\k@series{#1}}
 719 \else % !!! pl 5
 720   \DeclareRobustCommand\romanseries[1]{\@forced@seriesfalse\merge@font@series{#1}}
 721   \DeclareRobustCommand\kanjiseries[1]{\@forced@seriesfalse\merge@kanji@series{#1}}
 722   \DeclareRobustCommand\fontseries[1]{%
 723     \@forced@seriesfalse\merge@font@series{#1}\merge@kanji@series{#1}}
 724   \DeclareRobustCommand\romanseriesforce[1]{\@forced@seriestrue\merge@font@series{#1}}
 725   \DeclareRobustCommand\kanjiseriesforce[1]{\@forced@seriestrue\merge@kanji@series{#1}}
 726   \DeclareRobustCommand\fontseriesforce[1]{%
 727      \@forced@seriestrue\merge@font@series{#1}\merge@kanji@series{#1}}
 728 \fi
 729 \DeclareRobustCommand\romanshape[1]{\merge@font@shape{#1}}
 730 \DeclareRobustCommand\kanjishape[1]{\merge@kanji@shape{#1}}
 731 \DeclareRobustCommand\fontshape[1]{%
 732    \@shape@roman@kanjitrue
 733    \merge@font@shape{#1}\merge@kanji@shape{#1}%
 734    \@shape@roman@kanjifalse
 735 }
 736 \DeclareRobustCommand\romanshapeforce[1]{\edef\f@shape{#1}}
 737 \DeclareRobustCommand\kanjishapeforce[1]{\edef\k@shape{#1}}
 738 \DeclareRobustCommand\fontshapeforce[1]{\set@safe@kanji@shape{#1}{}\romanshapeforce{#1}}
 739 \DeclareRobustCommand\usekanji[4]{%
 740     \kanjiencoding{#1}\edef\k@family{#2}\edef\k@series{#3}\edef\k@shape{#4}%
 741     \selectfont\ignorespaces}
 742 \DeclareRobustCommand\useroman[4]{%
 743     \romanencoding{#1}\edef\f@family{#2}\edef\f@series{#3}\edef\f@shape{#4}%
 744     \selectfont\ignorespaces}
 745 %%%% LaTeX 2020-02-02 END
 746 \else
 747 %%%% LaTeX 2019-10-01
 748 \DeclareRobustCommand\romanseries[1]{\edef\f@series{#1}}
 749 \DeclareRobustCommand\kanjiseries[1]{\edef\k@series{#1}}
 750 \DeclareRobustCommand\fontseries[1]{\kanjiseries{#1}\romanseries{#1}}
 751 \DeclareRobustCommand\romanshape[1]{\edef\f@shape{#1}}
 752 \DeclareRobustCommand\kanjishape[1]{\edef\k@shape{#1}}
 753 \DeclareRobustCommand\fontshape[1]{\kanjishape{#1}\romanshape{#1}}
 754 \DeclareRobustCommand\usekanji[4]{%
 755     \kanjiencoding{#1}\kanjifamily{#2}\kanjiseries{#3}\kanjishape{#4}%
 756     \selectfont\ignorespaces}
 757 \DeclareRobustCommand\useroman[4]{%
 758     \romanencoding{#1}\romanfamily{#2}\romanseries{#3}\romanshape{#4}%
 759     \selectfont\ignorespaces}
 760 %%%% LaTeX 2019-10-01 END
 761 \fi
 762 %%%%
 763 \protected\def\usefont#1#2#3#4{%
 764   \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{#1}')}\ifin@%
 765   \usekanji{#1}{#2}{#3}{#4}%
 766   \else\useroman{#1}{#2}{#3}{#4}%
 767   \fi}
 768 \DeclareRobustCommand\normalfont{%
 769     \useroman\encodingdefault\familydefault\seriesdefault\shapedefault
 770     \usekanji\kanjiencodingdefault\kanjifamilydefault\kanjiseriesdefault\kanjishapedefault}
 771 \let\reset@font\normalfont
 772
 773 \ifdefined\@rmfamilyhook
 774 %%%% LaTeX 2020-02-02
 775 \let\prepare@family@series@update@kanji=\prepare@family@series@update
 776 \patchcmd\prepare@family@series@update{\fontfamily}{\romanfamily}{}{}
 777 \patchcmd\prepare@family@series@update@kanji{\fontfamily}{\kanjifamily}{}{}
 778 \patchcmd\prepare@family@series@update@kanji{\update@series@target@value}{\update@series@target@value@kanji}{}{}
 779 \patchcmd\prepare@family@series@update@kanji{\f@family}{\k@family}{}{}
 780 \patchcmd\prepare@family@series@update@kanji{\@meta@family@list}{\@meta@family@list@kanji}{}{}
 781 \patchcmd\prepare@family@series@update@kanji{\fontfamily}{\kanjifamily}{}{}
 782 \patchcmd\prepare@family@series@update@kanji{\maybe@load@fontshape}
 783   {\begingroup\let\f@encoding\k@encoding\let\f@family\k@family
 784     \maybe@load@fontshape\endgroup}{}{}
 785 \patchcmd\prepare@family@series@update@kanji{\f@series}{\k@series}{}{}
 786 \patchcmd\prepare@family@series@update@kanji{\f@series}{\k@series}{}{}
 787 \let\update@series@target@value@kanji=\update@series@target@value
 788 \patchcmd\update@series@target@value@kanji{\f@family}{\k@family}{}{}
 789 \patchcmd\update@series@target@value@kanji{\f@series}{\k@series}{}{}
 790 \patchcmd\update@series@target@value@kanji{\f@series}{\k@series}{}{}
 791 \patchcmd\update@series@target@value@kanji{\f@series}{\k@series}{}{}
 792 \patchcmd\update@series@target@value@kanji{\f@series}{\k@series}{}{}
 793 \def\@meta@family@list@kanji{\@elt{mc}\@elt{gt}\@elt{jtt}}
 794
 795 \expandafter\patchcmd\csname bfseries \endcsname{%
 796   \let\bfseries@rm\bfdef@ult
 797   \let\bfseries@sf\bfdef@ult
 798   \let\bfseries@tt\bfdef@ult
 799 }{%
 800   \let\bfseries@rm\bfdef@ult
 801   \let\bfseries@sf\bfdef@ult
 802   \let\bfseries@tt\bfdef@ult
 803   \let\bfseries@mc\bfdef@ult
 804   \let\bfseries@gt\bfdef@ult
 805   \let\bfseries@jtt\bfdef@ult
 806 }{}{}
 807 \expandafter\patchcmd\csname mdseries \endcsname{%
 808   \let\mdseries@rm\mddef@ult
 809   \let\mdseries@sf\mddef@ult
 810   \let\mdseries@tt\mddef@ult
 811 }{%
 812   \let\mdseries@rm\mddef@ult
 813   \let\mdseries@sf\mddef@ult
 814   \let\mdseries@tt\mddef@ult
 815   \let\mdseries@mc\mddef@ult
 816   \let\mdseries@gt\mddef@ult
 817   \let\mdseries@jtt\mddef@ult
 818 }{}{}
 819 \expandafter\patchcmd\csname bfseries \endcsname{\selectfont}%
 820 {%
 821   \ifx\k@family\mcdef@ult      \kanjiseries\bfseries@mc
 822   \else\ifx\k@family\gtdef@ult \kanjiseries\bfseries@gt
 823   \else\ifx\k@family\jttdef@ult\kanjiseries\bfseries@jtt
 824   \else                        \kanjiseries\bfdefault
 825   \fi\fi\fi
 826   \selectfont
 827 }{}{}
 828 \expandafter\patchcmd\csname mdseries \endcsname{\selectfont}%
 829 {%
 830   \ifx\k@family\mcdef@ult      \kanjiseries\mdseries@mc
 831   \else\ifx\k@family\gtdef@ult \kanjiseries\mdseries@gt
 832   \else\ifx\k@family\jttdef@ult\kanjiseries\mdseries@jtt
 833   \else                        \kanjiseries\mddefault
 834   \fi\fi\fi
 835   \selectfont
 836 }{}{}
 837 \appto\expand@font@defaults{%
 838   \edef\mcdef@ult{\mcdefault}%
 839   \edef\gtdef@ult{\gtdefault}%
 840   \edef\jttdef@ult{\jttdefault}%
 841   \edef\kanjidef@ult{\kanjifamilydefault}%
 842 }
 843 \appto\init@series@setup{%
 844   \ifx\kanjidef@ult\mcdef@ult      \mcfamily
 845   \else\ifx\kanjidef@ult\gtdef@ult \gtfamily
 846   \else\ifx\kanjidef@ult\jttdef@ult \jttfamily
 847   \fi\fi\fi
 848 }
 849 \fi
 850 \ifdefined\prepare@family@series@update@kanji\else
 851 %%%% LaTeX 2019-10-01
 852 \def\prepare@family@series@update@kanji#1{\kanjifamily}
 853 \fi
 854
 855 \DeclareRobustCommand\mcfamily{%
 856   \unless\ifltj@disablejfam\not@math@alphabet\mcfamily\mathmc\fi
 857   \prepare@family@series@update@kanji{mc}\mcdefault
 858   \selectfont}
 859 \DeclareRobustCommand\gtfamily{%
 860   \unless\ifltj@disablejfam\not@math@alphabet\gtfamily\mathgt\fi
 861   \prepare@family@series@update@kanji{gt}\gtdefault
 862   \selectfont}
 863
 864
 865
 866 \let\romanprocess@table\process@table
 867 \def\kanjiprocess@table{%
 868   \kanjiencoding{\kanjiencodingdefault}%
 869   \kanjifamily{\kanjifamilydefault}%
 870   \kanjiseries{\kanjiseriesdefault}%
 871   \kanjishape{\kanjishapedefault}%
 872 }
 873 \def\process@table{%
 874   \romanprocess@table
 875   \kanjiprocess@table
 876 }
 877 \@onlypreamble\romanprocess@table
 878 \@onlypreamble\kanjiprocess@table
 879
 880 %%%%%% LuaTeX-ja specific
 881
 882 % #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
 883 \def\ltj@@IsFontJapanese#1{%
 884   \directlua{luatexja.jfont.is_kenc(string.match(
 885       '\luatexluaescapestring{#1}', '[^/]+'))}}
 886
 887
 888 \let\extract@afont\extract@font
 889 \def\pickup@jfont{%
 890   \ifnum
 891         \unless\ifnum\ltjgetparameter{direction}=3 1\else
 892             \ifltjselectfont@force@define 1\else 0\fi\fi =1 %
 893     \expandafter \ifx \font@name \relax
 894        \let\extract@font\extract@jfont
 895        \define@newfont
 896        \let\extract@font\extract@afont
 897     \fi
 898     \let\getjfont\font@name
 899   \else
 900         \begingroup\escapechar\m@ne
 901         \ifcsname ltj@@fontjfm/\expandafter\string\font@name\endcsname\else
 902        \let\extract@font\extract@jfont@onlyjfm
 903        \define@newfont
 904        \let\extract@font\extract@afont
 905         \fi
 906         \endgroup
 907         \csname ltj@@fontjfm/\expandafter\expandafter\expandafter\@gobble\expandafter\string\font@name\endcsname
 908   \fi
 909 }
 910 \def\pickup@tfont{%
 911   \ifnum
 912         \ifnum\ltjgetparameter{direction}=3 1\else
 913             \ifltjselectfont@force@define 1\else 0\fi\fi =1 %
 914     \expandafter \ifx \font@name \relax
 915        \let\extract@font\extract@tfont
 916        \define@newfont
 917        \let\extract@font\extract@afont
 918     \fi
 919     \let\gettfont\font@name
 920   \else
 921         \begingroup\escapechar\m@ne
 922         \ifcsname ltj@@fontjfm/\expandafter\string\font@name\endcsname\else
 923        \let\extract@font\extract@tfont@onlyjfm
 924        \define@newfont
 925        \let\extract@font\extract@afont
 926         \fi
 927         \endgroup
 928         \csname ltj@@fontjfm/\expandafter\expandafter\expandafter\@gobble\expandafter\string\font@name\endcsname
 929   \fi
 930 }
 931
 932 % 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
 933 % わざと「ゴミをつける」
 934 \def\ltj@@patch@external@font#1 at{%
 935   \directlua{
 936         local s = '\luatexluaescapestring{#1}'
 937         local is_braced, is_quoted
 938         if s:sub(1,1)=='{' and s:sub(-1)=='}' then is_braced=true; s=s:sub(2,-2) end
 939         if s:sub(1,1)=='"' and s:sub(-1)=='"' then is_quoted=true; s=s:sub(2,-2) end
 940         s=s..luatexja.jfont.print_aftl_address()
 941         if is_braced then s='{'..s..'}' elseif is_quoted then s='"'..s..'"' end
 942         %print(s, is_quoted, is_braced)
 943     tex.sprint(-2, s)}%
 944   \space at%
 945 }
 946 \def\extract@jfont{%
 947         \get@external@font
 948     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
 949       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 950     }%
 951     \expandafter\globaljfont\font@name\external@font\relax\font@name% ここで時間がかかる
 952     \csname \f@encoding+\f@family\endcsname
 953     \csname\curr@fontshape\endcsname}
 954 \def\extract@tfont{%
 955         \get@external@font
 956     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
 957       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 958     }%
 959     \expandafter\globaltfont\font@name\external@font\relax\font@name
 960     \csname \f@encoding+\f@family\endcsname
 961     \csname\curr@fontshape\endcsname}
 962 \def\extract@jfont@onlyjfm{%
 963         \get@external@font
 964         \csxdef{ltj@@fontjfm/\expandafter\string\font@name}{%
 965           \directlua{%
 966                 luatexja.jfont.load_jfmonly('\luatexluaescapestring{\external@font}', 'yoko')
 967           }%
 968         }}
 969 \def\extract@tfont@onlyjfm{%
 970         \get@external@font
 971         \csxdef{ltj@@fontjfm/\expandafter\string\font@name}{%
 972           \directlua{%
 973                 luatexja.jfont.load_jfmonly('\luatexluaescapestring{\external@font}', 'tate')
 974           }%
 975         }}
 976
 977 \let\ltj@@al@do@subst@correction=\do@subst@correction
 978 \def\ltj@@ja@do@subst@correction{%
 979     \xdef\subst@correction{%
 980       \font@name
 981       \global\expandafter\let\csname \curr@fontshape/\f@size\endcsname\font@name%
 982       \relax}%
 983     \aftergroup\subst@correction
 984 }
 985 \def\do@subst@correction{%
 986    \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{\f@encoding}')}\ifin@%
 987      \ltj@@ja@do@subst@correction
 988    \else
 989      \ltj@@al@do@subst@correction
 990    \fi
 991 }
 992 \let\@@italiccorr=\/
 993
 994 %%%%%% Japanese font for math mode
 995 \unless\ifltj@disablejfam
 996
 997 % \M@<enc> から その <enc> が和文用か調べる
 998 {\catcode`M=12%
 999 \gdef\ltj@@mathJapaneseFonts#1M#2#3\relax{\ltj@@IsFontJapanese{#3}}}
1000
1001 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
1002 \def\ltj@@ja@getanddefine@fonts#1#2{%
1003   \csletcs{if@ltj@tempif}{ifltjselectfont@force@define}%
1004   \ltjselectfont@force@definetrue
1005   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
1006   \pickup@jfont\let\textfont@name\font@name
1007   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
1008   \pickup@jfont\let\scriptfont@name\font@name
1009   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
1010   \pickup@jfont
1011   \csletcs{ifltjselectfont@force@define}{if@ltj@tempif}%
1012   \edef\math@fonts{\math@fonts\ltj@setpar@global%
1013     \ltj@@set@stackfont#1,\textfont@name:{MJT}%
1014     \ltj@@set@stackfont#1,\scriptfont@name:{MJS}%
1015     \ltj@@set@stackfont#1,\font@name:{MJSS}%
1016   }%
1017 }
1018
1019 \def\getanddefine@fonts#1#2{%
1020   \ltj@tempcnta=#1\ltj@@IsFontJapanese{\string#2}%
1021   \ifin@\let\ltj@temp=\ltj@@ja@getanddefine@fonts%
1022   \else \let\ltj@temp=\ltj@@al@getanddefine@fonts\fi
1023   \ltj@temp{#1}{#2}%
1024 }
1025 \def\use@mathgroup#1#2{\relax\ifmmode
1026   \math@bgroup
1027     \expandafter\ifx\csname M@\f@encoding\endcsname#1\else
1028     #1\fi\ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
1029     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
1030   \expandafter\math@egroup\fi}%
1031
1032 \fi
1033
1034 %%%%%% Alternate Japanese Fonts
1035 %%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
1036 % いつも global
1037 \def\DeclareAlternateKanjiFont#1#2#3#4#5#6#7#8#9{%
1038   \edef\@temp{#9}%
1039   \ifx\@temp\@empty\else
1040     {\def\ltj@temp@bfont{#1/#2/#3/#4}\def\ltj@temp@afont{#5/#6/#7/#8}%
1041      \expandafter\ltj@@altfont@latex#9,,}\ignorespaces
1042   \fi}
1043 \def\ltj@@altfont@latex#1,{\def\ltj@temp{#1}%
1044   \ifx\ltj@temp\empty\let\@next=\relax\else
1045   \ltj@@altfont@latexA{#1}\let\@next=\ltj@@altfont@latex\fi\@next}
1046 \def\ltj@@altfont@latexA#1{\ltj@@altfont@latexB#1--\@nil}
1047 \def\ltj@@altfont@latexB#1-#2-#3\@nil{\def\ltj@temp{#3}%
1048   \ifx\ltj@temp\empty
1049     \ltj@tempcnta=#1\relax\ltj@tempcntb=\ltj@tempcnta
1050   \else
1051     \def\ltj@temp{#1}%
1052     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
1053     \def\ltj@temp{#2}%
1054     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
1055   \fi
1056   \directlua{luatexja.jfont.set_alt_font_latex(
1057     \the\ltj@tempcnta,\the\ltj@tempcntb,
1058     '\luatexluaescapestring{\ltj@temp@afont}',
1059     '\luatexluaescapestring{\ltj@temp@bfont}')}%
1060   }
1061
1062 %%%% \ClearAlternateKanjiFont<Benc><Bfam><Bser><Bshape>
1063 % いつも global
1064 \def\ClearAlternateKanjiFont#1#2#3#4{%
1065    \directlua{luatexja.jfont.clear_alt_font_latex('\luatexluaescapestring{#1/#2/#3/#4}')}}
1066
1067 \def\ltj@pickup@altfont@auxy#1{%
1068   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@jfont\endgroup%
1069 }
1070 \def\ltj@pickup@altfont@auxt#1{%
1071   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@tfont\endgroup%
1072 }
1073 \def\ltj@pickup@altfont@copy#1#2{%
1074   \ltj@@getjfontnumber#1%
1075   \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
1076 }
1077
1078 \def\ltj@@does@alt@set#1#2{%
1079   \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}{#2}}
1080
1081 %%%% patch \@text@composite because of {y,t}albaselineshift
1082
1083 % %% \pltx@isletter from plfonts.dtx
1084 % \def\pltx@mark{\pltx@mark@}
1085 % \let\pltx@scanstop\relax
1086 % \long\def\pltx@cond#1\fi{%
1087 %   #1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi}
1088 % \long\def\pltx@isletter#1{%
1089 %   \expandafter\pltx@isletter@i#1\pltx@scanstop}
1090 % \long\def\pltx@isletter@i#1\pltx@scanstop{%
1091 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi{\@firstoftwo}%
1092 %     {\pltx@isletter@ii\pltx@scanstop#1\pltx@scanstop{}#1\pltx@mark}}
1093 % \long\def\pltx@isletter@ii#1\pltx@scanstop#{%
1094 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi%
1095 %     {\pltx@isletter@iii}{\pltx@isletter@iv}}
1096 % \long\def\pltx@isletter@iii#1\pltx@mark{\@secondoftwo}
1097 % \long\def\pltx@isletter@iv#1#2#3\pltx@mark{%
1098 %   \pltx@cond\ifx\pltx@mark#3\pltx@mark\fi{%
1099 %     \pltx@cond{\ifnum0\ifcat A\noexpand#21\fi\ifcat=\noexpand#21\fi>\z@}\fi
1100 %       {\@firstoftwo}{\@secondoftwo}%
1101 %   }{\@secondoftwo}}
1102 %
1103 % \def\@text@composite@x#1#2{%
1104 %   \ifx#1\relax
1105 %     #2%
1106 %   \else\pltx@isletter{#1}{#1}{%
1107 %     \begingroup
1108 %     \setbox\z@\hbox\bgroup%
1109 %       \ltj@yablshift\z@ \ltj@tablshift\z@
1110 %       #1%
1111 %       \@tempcntb\directlua{luatexja.pltx_composite_last_node_char()}%)
1112 %       \xdef\pltx@composite@temp{\noexpand\@tempcntb=\the\@tempcntb\relax}%
1113 %       \aftergroup\pltx@composite@temp
1114 %     \egroup
1115 %     \ifnum\ltjgetparameter{direction}=3 %
1116 %       \@tempdima=\ltj@tablshift sp\else\@tempdima=\ltj@yablshift sp\fi
1117 %     \ifnum\@tempcntb<\z@\@tempcnta\z@\else
1118 %       \@tempcnta=\ltjgetparameter{jacharrange}{\ltjgetparameter{chartorange}{\@tempcntb}}\relax
1119 %       \ifnum\@tempcnta=\z@\@tempdima\z@\fi
1120 %     \fi
1121 %     \ifnum\@tempcnta>\z@
1122 %       \ifodd\ltjgetparameter{alxspmode}{\@tempcntb}\else\leavevmode\hbox{}\fi
1123 %       \begingroup\mathsurround\z@$%
1124 %         \hbox{\lower\@tempdima\box\z@}
1125 %       $\endgroup%
1126 %       \ifnum\ltjgetparameter{alxspmode}{\@tempcntb}<2\hbox{}\fi
1127 %     \else
1128 %       \ifdim\@tempdima=\z@{\ltj@yablshift\z@ \ltj@tablshift\z@#1}%
1129 %       \else\lower\@tempdima\box\z@\fi
1130 %     \fi
1131 %     \endgroup}%
1132 %   \fi
1133 % }
1134
1135 \endinput