src/patches/lltjfont.sty

   1 %
   2 % lltjfont.sty: derived from plfonts.dtx in pLaTeX.
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjfont}[2019/01/29 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
 247 \newif\ifltjselectfont@force@define
 248 \def\DeclareFixedFont#1#2#3#4#5#6{%
 249    \begingroup
 250       \math@fontsfalse
 251       \every@math@size{}%
 252       \fontsize{#6}\z@
 253       \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#2}')}\ifin@%
 254             \ltjselectfont@force@definetrue
 255         \usekanji{#2}{#3}{#4}{#5}%
 256         \global\let#1\getjfont
 257             \ltjselectfont@force@definefalse
 258       \else
 259         \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{#2}')}\ifin@%
 260               \ltjselectfont@force@definetrue
 261           \usekanji{#2}{#3}{#4}{#5}%
 262           \global\let#1\gettfont
 263               \ltjselectfont@force@definefalse
 264         \else
 265           \useroman{#2}{#3}{#4}{#5}%
 266           \global\expandafter\let\expandafter#1\the\font
 267         \fi
 268       \fi
 269    \endgroup
 270   }
 271 \def\DLMfontsw@standard#1#2#3{#1{#2{#3}}}
 272 \def\reDeclareMathAlphabet#1#2#3{%
 273   \ifdefined#2
 274     \@temptokena\expandafter{#2}%
 275   \else
 276     \@temptokena{#2}%
 277   \fi
 278   \ifdefined#3
 279     \toks0\expandafter{#3}%
 280   \else
 281     \toks0{#3}%
 282   \fi
 283   \long\protected\edef#1{%
 284     \noexpand\DLMfontsw@standard{\the\@temptokena}{\the\toks0}}%
 285 }
 286 \@onlypreamble\reDeclareMathAlphabet
 287 \def\all@shape{all}%
 288 \def\DeclareRelationFont#1#2#3#4#5#6#7#8{%
 289   \def\rel@shape{#4}%
 290   \ifx\rel@shape\@empty
 291      \global
 292      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 293        \romanencoding{#5}\romanfamily{#6}%
 294        \romanseries{#7}}%
 295   \else
 296      \global
 297      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 298        \romanencoding{#5}\romanfamily{#6}%
 299        \romanseries{#7}\romanshape{#8}}%
 300   \fi
 301 }
 302 \def\SetRelationFont#1#2#3#4#5#6#7#8{%
 303   \def\rel@shape{#4}%
 304   \ifx\rel@shape\@empty
 305      \expandafter\def\csname rel@#1/#2/#3/all\endcsname{%
 306        \romanencoding{#5}\romanfamily{#6}%
 307        \romanseries{#7}}%
 308   \else
 309      \expandafter\def\csname rel@#1/#2/#3/#4\endcsname{%
 310        \romanencoding{#5}\romanfamily{#6}%
 311        \romanseries{#7}\romanshape{#8}}%
 312   \fi
 313 }
 314 \newif\if@knjcmd
 315 \def\userelfont{\@knjcmdtrue}
 316
 317
 318 \RequirePackage{everysel}
 319 \let\ltj@@EverySelectfont@Init=\@EverySelectfont@Init
 320 \expandafter\expandafter\expandafter\let
 321 \expandafter\expandafter\csname ltj@@orig@selectfont\endcsname\csname selectfont\space\endcsname
 322 \@EverySelectfont@Init
 323 %\let\ltj@@font@info\@font@info
 324 %\let\ltj@@font@warning\@font@warning
 325 \def\@EverySelectfont@Init{%
 326   \expandafter\let\csname selectfont\space \endcsname \ltj@@orig@selectfont
 327   \ltj@@EverySelectfont@Init
 328 }
 329 \def\ltj@selectfont@tate{%
 330   \let\k@encoding\ct@encoding
 331   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 332   \pickup@tfont
 333   \ifnum\ltjgetparameter{direction}=3 \font@name
 334     \ltj@@does@alt@set{\curr@kfontshape}{%
 335       % alt fonts の定義
 336       \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
 337       % 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
 338       \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 339     }%
 340   \fi}
 341 \def\ltj@selectfont@yoko{%
 342   \let\k@encoding\cy@encoding
 343   \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
 344   \pickup@jfont
 345   \unless\ifnum\ltjgetparameter{direction}=3 \font@name
 346          \ltj@@does@alt@set{\curr@kfontshape}{%
 347       % alt fonts の定義
 348       \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
 349       % 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
 350       \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
 351     }%
 352   \fi}
 353 \def\ltj@selectfont@patch{%
 354   \directlua{luatexja.base.start_time_measure('selectfont')}%
 355   \let\tmp@error@fontshape\error@fontshape
 356   \let\error@fontshape\error@kfontshape
 357   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 358     \let\cy@encoding\k@encoding
 359     \edef\ct@encoding{\csname t@enc@\k@encoding\endcsname}%
 360   \else
 361     \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
 362      \let\ct@encoding\k@encoding
 363      \edef\cy@encoding{\csname y@enc@\k@encoding\endcsname}%
 364     \else
 365       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 366     \fi
 367   \fi
 368   \global\let\ltj@afont@name=\font@name
 369   \ltj@selectfont@tate\ltj@selectfont@yoko
 370 %
 371   \edef\tmp@item{{\k@encoding}}\expandafter\def\expandafter\k@encoding\tmp@item
 372   \kenc@update
 373   \global\let\font@name=\ltj@afont@name
 374   \let\error@fontshape\tmp@error@fontshape
 375   \if@knjcmd \@knjcmdfalse
 376     \expandafter\ifx
 377     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
 378       \expandafter\ifx
 379          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\relax
 380       \else
 381          \csname rel@\k@encoding/\k@family/\k@series/all\endcsname\selectfont
 382          % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
 383       \fi
 384     \else
 385        \csname rel@\k@encoding/\k@family/\k@series/\k@shape\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   \fi
 389   \global\let\font@name=\ltj@afont@name
 390   \directlua{luatexja.base.stop_time_measure('selectfont')}%
 391 }
 392 \EverySelectfont{\ltj@selectfont@patch}
 393
 394 \bgroup
 395   \def\ltj@@dir@patch#1#2#3{%
 396     \global\csletcs{ltj@@orig@#1}{#1}%
 397         \protected\expandafter\xdef\csname #1\endcsname{%
 398           \csname ltj@@orig@#1\endcsname
 399       \unexpanded{\ifnum#3<\z@\let\ltj@@protect\protect\set@typeset@protect}%
 400       \unexpanded{\global\let\ltj@afont@name=\font@name}%
 401           \expandonce{\csname ltj@selectfont@#2\endcsname}%
 402       \unexpanded{\global\let\font@name=\ltj@afont@name}%
 403       \unexpanded{\let\protect\ltj@@protect\fi}%
 404         }%
 405   }
 406   \ltj@@dir@patch{yoko}{yoko}{\ltj@curjfnt}
 407   \ltj@@dir@patch{tate}{tate}{\ltj@curtfnt}
 408   \ltj@@dir@patch{utod}{yoko}{\ltj@curjfnt}
 409   \ltj@@dir@patch{dtou}{yoko}{\ltj@curjfnt}
 410 \egroup
 411
 412 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 413 \def\set@fontsize#1#2#3{%
 414     \@defaultunits\@tempdimb#2pt\relax\@nnil
 415     \edef\f@size{\strip@pt\@tempdimb}%
 416     \@defaultunits\@tempskipa#3pt\relax\@nnil
 417     \edef\f@baselineskip{\the\@tempskipa}%
 418     \edef\f@linespread{#1}%
 419     \let\baselinestretch\f@linespread
 420     \def\size@update{%
 421       \baselineskip\f@baselineskip\relax
 422       \baselineskip\f@linespread\baselineskip
 423       \normalbaselineskip\baselineskip
 424       \adjustbaseline
 425       \setbox\ystrutbox\hbox{\ltj@@orig@yoko
 426           \vrule\@width\z@
 427                 \@height.7\baselineskip \@depth.3\baselineskip}%
 428       \setbox\dstrutbox\hbox{\ltj@@orig@dtou
 429           \vrule\@width\z@
 430                 \@height.7\baselineskip \@depth.3\baselineskip}%
 431       \setbox\tstrutbox\hbox{\ltj@@orig@tate
 432           \vrule\@width\z@
 433                 \@height.5\baselineskip \@depth.5\baselineskip}%
 434       \setbox\zstrutbox\hbox{\ltj@@orig@utod
 435           \vrule\@width\z@
 436                 \@height.7\baselineskip \@depth.3\baselineskip}%
 437      \let\size@update\relax}}
 438
 439 \newluafunction\ltj@@adjust@baseline@inner
 440 \begingroup\catcode`\~=12
 441 \directlua{%
 442   local nulltable = {}
 443   local t = lua.get_functions_table()
 444   local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
 445   local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
 446   local getcount=tex.getcount
 447   local setdimen, set_attr = tex.setdimen, tex.setattribute
 448   local dir = luatexja.unary_pars.direction
 449   t[\the\ltj@@adjust@baseline@inner] = function()
 450     local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
 451     ft = ft.char_type or nulltable
 452     local fk = ft[0] or nulltable
 453     local ht, dp, wd = fk.height or 0, fk.depth or 0,
 454                        fk.width or ft.zw or 0
 455     local fm
 456       = ((getfont(font.current()) or nulltable)
 457         .characters or nulltable)[77] or nulltable %% 'M'
 458     set_attr('ltj@tablshift',
 459       tex.round(0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp)))
 460     if dir() ~= dir_tate then
 461       ft = fmt[get_attr('ltj@curjfnt')] or nulltable
 462       ft = ft.char_type or nulltable
 463       fk = ft[0] or nulltable
 464       ht, dp, wd = fk.height or 0, fk.depth or 0,
 465                    fk.width or ft.zw or 0
 466     end
 467     setdimen('cht', ht); setdimen('cdp', dp)
 468     setdimen('cwd', wd); setdimen('chs', wd)
 469     setdimen('cHT', ht+dp)
 470   end
 471 }\endgroup
 472 \def\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
 473    \cvs\normalbaselineskip}
 474 \DeclareRobustCommand\romanencoding[1]{%
 475     \expandafter\ifx\csname T@#1\endcsname\relax
 476       \@latex@error{Encoding scheme `#1' unknown}\@eha
 477     \else
 478       \edef\f@encoding{#1}%
 479       \ifx\cf@encoding\f@encoding
 480         \let\enc@update\relax
 481       \else
 482         \let\enc@update\@@enc@update
 483       \fi
 484     \fi
 485 }
 486 \DeclareRobustCommand\kanjiencoding[1]{%
 487     \expandafter\ifx\csname T@#1\endcsname\relax
 488       \@latex@error{KANJI Encoding scheme `#1' unknown}\@eha
 489     \else
 490       \edef\k@encoding{#1}%
 491       \ifx\ck@encoding\k@encoding
 492          \let\kenc@update\relax
 493       \else
 494          \let\kenc@update\@@kenc@update
 495       \fi
 496     \fi
 497 }
 498 \DeclareRobustCommand\fontencoding[1]{%
 499   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#1}')}\ifin@%
 500   \kanjiencoding{#1}\else\romanencoding{#1}\fi}
 501 \def\@@kenc@update{%
 502   \default@KT
 503   \csname T@\k@encoding\endcsname
 504   \csname D@\k@encoding\endcsname
 505   \let\kenc@update\relax
 506   \let\ck@encoding\k@encoding
 507   \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}%
 508   \directlua{luatexja.jfont.is_kyenc(\tmp@enc)}\ifin@%
 509     \let\cy@encoding\k@encoding
 510   \else
 511     \directlua{luatexja.jfont.is_ktenc(\tmp@enc)}\ifin@%
 512       \let\ct@encoding\k@encoding
 513     \else
 514       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
 515     \fi
 516   \fi
 517 }
 518 \let\kenc@update\relax
 519 \def\@changed@kcmd#1#2{%
 520    \ifx\protect\@typeset@protect
 521       \@inmathwarn#1%
 522       \expandafter\ifx\csname\ck@encoding\string#1\endcsname\relax
 523          \expandafter\ifx\csname ?\string#1\endcsname\relax
 524             \expandafter\def\csname ?\string#1\endcsname{%
 525                \TextSymbolUnavailable#1%
 526             }%
 527          \fi
 528          \global\expandafter\let
 529                \csname\cf@encoding \string#1\expandafter\endcsname
 530                \csname ?\string#1\endcsname
 531       \fi
 532       \csname\ck@encoding\string#1%
 533          \expandafter\endcsname
 534    \else
 535       \noexpand#1%
 536    \fi}
 537 \newif\if@notkfam
 538 \newif\if@notffam
 539 \newif\if@tempswz
 540 \def\@ltj@use@fd{true}
 541 \DeclareRobustCommand\romanfamily[1]{\edef\f@family{#1}}
 542 \DeclareRobustCommand\kanjifamily[1]{\edef\k@family{#1}}
 543 \DeclareRobustCommand\fontfamily[1]{%
 544   \@notkfamfalse\@notffamfalse
 545   \edef\tmp@item{'\luatexluaescapestring{#1}'}%
 546   %
 547   \directlua{luatexja.jfont.search_kfam(\tmp@item, \@ltj@use@fd)}%
 548   \ifin@\edef\k@family{#1}\else\@notkfamtrue\fi
 549   %
 550   % alphabetic fonts part
 551   \directlua{luatexja.jfont.is_ffam(\tmp@item)}%
 552   \ifin@\edef\f@family{#1}\else
 553     % checking is_stored_ffam is not sufficient,
 554     % since LuaTeX-ja doesn't know whats fonts are defined before LuaTeX-ja is loaded.
 555     \ifcsname \f@encoding+#1\endcsname % easy case
 556       \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 557     \else
 558       \@tempswafalse
 559       \def\cdp@elt##1{\ifcsname ##1+#1\endcsname\@tempswatrue\fi}%
 560       \directlua{luatexja.jfont.search_ffam_declared()}%
 561       \if@tempswz
 562         \directlua{luatexja.jfont.add_ffam(\tmp@item)}\edef\f@family{#1}%
 563       \else
 564         % now we search Nffam_list and font definition files.
 565         \directlua{luatexja.jfont.search_ffam_fd(\tmp@item)}%
 566         \ifin@\edef\f@family{#1}\else\@notffamtrue\fi
 567       \fi
 568     \fi
 569   \fi
 570   %
 571   \if@notkfam\if@notffam
 572     \edef\k@family{#1}\edef\f@family{#1}%
 573   \fi\fi
 574 }
 575 \DeclareRobustCommand\romanseries[1]{\edef\f@series{#1}}
 576 \DeclareRobustCommand\kanjiseries[1]{\edef\k@series{#1}}
 577 \DeclareRobustCommand\fontseries[1]{\kanjiseries{#1}\romanseries{#1}}
 578 \DeclareRobustCommand\romanshape[1]{\edef\f@shape{#1}}
 579 \DeclareRobustCommand\kanjishape[1]{\edef\k@shape{#1}}
 580 \DeclareRobustCommand\fontshape[1]{\kanjishape{#1}\romanshape{#1}}
 581 \def\usekanji#1#2#3#4{%
 582     \kanjiencoding{#1}\kanjifamily{#2}\kanjiseries{#3}\kanjishape{#4}%
 583     \selectfont\ignorespaces}
 584 \def\useroman#1#2#3#4{%
 585     \romanencoding{#1}\romanfamily{#2}\romanseries{#3}\romanshape{#4}%
 586     \selectfont\ignorespaces}
 587 \protected\def\usefont#1#2#3#4{%
 588   \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{#1}')}\ifin@%
 589   \usekanji{#1}{#2}{#3}{#4}%
 590   \else\useroman{#1}{#2}{#3}{#4}%
 591   \fi}
 592 \DeclareRobustCommand\normalfont{%
 593     \kanjiencoding{\kanjiencodingdefault}%
 594     \kanjifamily{\kanjifamilydefault}%
 595     \kanjiseries{\kanjiseriesdefault}%
 596     \kanjishape{\kanjishapedefault}%
 597     \romanencoding{\encodingdefault}%
 598     \romanfamily{\familydefault}%
 599     \romanseries{\seriesdefault}%
 600     \romanshape{\shapedefault}%
 601     \selectfont\ignorespaces}
 602 \let\reset@font\normalfont
 603 \DeclareRobustCommand\mcfamily{%
 604   \unless\ifltj@disablejfam\not@math@alphabet\mcfamily\mathmc\fi
 605   \kanjifamily\mcdefault\selectfont}
 606 \DeclareRobustCommand\gtfamily{%
 607   \unless\ifltj@disablejfam\not@math@alphabet\gtfamily\mathgt\fi
 608   \kanjifamily\gtdefault\selectfont}
 609 \let\romanprocess@table\process@table
 610 \def\kanjiprocess@table{%
 611   \kanjiencoding{\kanjiencodingdefault}%
 612   \kanjifamily{\kanjifamilydefault}%
 613   \kanjiseries{\kanjiseriesdefault}%
 614   \kanjishape{\kanjishapedefault}%
 615 }
 616 \def\process@table{%
 617   \romanprocess@table
 618   \kanjiprocess@table
 619 }
 620 \@onlypreamble\romanprocess@table
 621 \@onlypreamble\kanjiprocess@table
 622
 623 %%%%%% LuaTeX-ja specific
 624
 625 % #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
 626 \def\ltj@@IsFontJapanese#1{%
 627   \directlua{luatexja.jfont.is_kenc(string.match(
 628       '\luatexluaescapestring{#1}', '[^/]+'))}}
 629
 630
 631 \let\extract@afont\extract@font
 632 \def\pickup@jfont{%
 633   \ifnum
 634         \unless\ifnum\ltjgetparameter{direction}=3 1\else
 635             \ifltjselectfont@force@define 1\else 0\fi\fi =1 %
 636     \expandafter \ifx \font@name \relax
 637        \let\extract@font\extract@jfont
 638        \define@newfont
 639        \let\extract@font\extract@afont
 640     \fi
 641     \let\getjfont\font@name
 642   \else
 643         \begingroup\escapechar\m@ne
 644         \ifcsname ltj@@fontjfm/\expandafter\string\font@name\endcsname\else
 645        \let\extract@font\extract@jfont@onlyjfm
 646        \define@newfont
 647        \let\extract@font\extract@afont
 648         \fi
 649         \endgroup
 650         \csname ltj@@fontjfm/\expandafter\expandafter\expandafter\@gobble\expandafter\string\font@name\endcsname
 651   \fi
 652 }
 653 \def\pickup@tfont{%
 654   \ifnum
 655         \ifnum\ltjgetparameter{direction}=3 1\else
 656             \ifltjselectfont@force@define 1\else 0\fi\fi =1 %
 657     \expandafter \ifx \font@name \relax
 658        \let\extract@font\extract@tfont
 659        \define@newfont
 660        \let\extract@font\extract@afont
 661     \fi
 662     \let\gettfont\font@name
 663   \else
 664         \begingroup\escapechar\m@ne
 665         \ifcsname ltj@@fontjfm/\expandafter\string\font@name\endcsname\else
 666        \let\extract@font\extract@tfont@onlyjfm
 667        \define@newfont
 668        \let\extract@font\extract@afont
 669         \fi
 670         \endgroup
 671         \csname ltj@@fontjfm/\expandafter\expandafter\expandafter\@gobble\expandafter\string\font@name\endcsname
 672   \fi
 673 }
 674
 675 % 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
 676 % わざと「ゴミをつける」
 677 \def\ltj@@patch@external@font#1 at{%
 678   \directlua{
 679         local s = '\luatexluaescapestring{#1}'
 680         local is_braced, is_quoted
 681         if s:sub(1,1)=='{' and s:sub(-1)=='}' then is_braced=true; s=s:sub(2,-2) end
 682         if s:sub(1,1)=='"' and s:sub(-1)=='"' then is_quoted=true; s=s:sub(2,-2) end
 683         s=s..luatexja.jfont.print_aftl_address()
 684         if is_braced then s='{'..s..'}' elseif is_quoted then s='"'..s..'"' end
 685         %print(s, is_quoted, is_braced)
 686     tex.sprint(-2, s)}%
 687   \space at%
 688 }
 689 \def\extract@jfont{%
 690         \get@external@font
 691     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
 692       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 693     }%
 694     \expandafter\globaljfont\font@name\external@font\relax\font@name% ここで時間がかかる
 695     \csname \f@encoding+\f@family\endcsname
 696     \csname\curr@fontshape\endcsname}
 697 \def\extract@tfont{%
 698         \get@external@font
 699     \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
 700       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
 701     }%
 702     \expandafter\globaltfont\font@name\external@font\relax\font@name
 703     \csname \f@encoding+\f@family\endcsname
 704     \csname\curr@fontshape\endcsname}
 705 \def\extract@jfont@onlyjfm{%
 706         \get@external@font
 707         \csxdef{ltj@@fontjfm/\expandafter\string\font@name}{%
 708           \directlua{%
 709                 luatexja.jfont.load_jfmonly('\luatexluaescapestring{\external@font}', 'yoko')
 710           }%
 711         }}
 712 \def\extract@tfont@onlyjfm{%
 713         \get@external@font
 714         \csxdef{ltj@@fontjfm/\expandafter\string\font@name}{%
 715           \directlua{%
 716                 luatexja.jfont.load_jfmonly('\luatexluaescapestring{\external@font}', 'tate')
 717           }%
 718         }}
 719
 720 \let\ltj@@al@do@subst@correction=\do@subst@correction
 721 \def\ltj@@ja@do@subst@correction{%
 722     \xdef\subst@correction{%
 723       \font@name
 724       \global\expandafter\let\csname \curr@fontshape/\f@size\endcsname\font@name%
 725       \relax}%
 726     \aftergroup\subst@correction
 727 }
 728 \def\do@subst@correction{%
 729    \ltj@@IsFontJapanese{\curr@fontshape}\ifin@%
 730      \ltj@@ja@do@subst@correction
 731    \else
 732      \ltj@@al@do@subst@correction
 733    \fi
 734 }
 735 \let\@@italiccorr=\/
 736
 737 %%%%%% Japanese font for math mode
 738 \unless\ifltj@disablejfam
 739
 740 % \M@<enc> から その <enc> が和文用か調べる
 741 {\catcode`M=12%
 742 \gdef\ltj@@mathJapaneseFonts#1M#2#3\relax{\ltj@@IsFontJapanese{#3}}}
 743
 744 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
 745 \def\ltj@@ja@getanddefine@fonts#1#2{%
 746   \csletcs{if@ltj@tempif}{ifltjselectfont@force@define}%
 747   \ltjselectfont@force@definetrue
 748   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
 749   \pickup@jfont\let\textfont@name\font@name
 750   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
 751   \pickup@jfont\let\scriptfont@name\font@name
 752   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
 753   \pickup@jfont
 754   \csletcs{ifltjselectfont@force@define}{if@ltj@tempif}%
 755   \edef\math@fonts{\math@fonts\ltj@setpar@global%
 756     \ltj@@set@stackfont#1,\textfont@name:{MJT}%
 757     \ltj@@set@stackfont#1,\scriptfont@name:{MJS}%
 758     \ltj@@set@stackfont#1,\font@name:{MJSS}%
 759   }%
 760 }
 761
 762 \def\getanddefine@fonts#1#2{%
 763   \ltj@tempcnta=#1\ltj@@IsFontJapanese{\string#2}%
 764   \ifin@\let\ltj@temp=\ltj@@ja@getanddefine@fonts%
 765   \else \let\ltj@temp=\ltj@@al@getanddefine@fonts\fi
 766   \ltj@temp{#1}{#2}%
 767 }
 768 \def\use@mathgroup#1#2{\relax\ifmmode
 769   \math@bgroup
 770     \expandafter\ifx\csname M@\f@encoding\endcsname#1\else
 771     #1\fi\ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
 772     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
 773   \expandafter\math@egroup\fi}%
 774
 775 \fi
 776
 777 %%%%%% Alternate Japanese Fonts
 778 %%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
 779 % いつも global
 780 \def\DeclareAlternateKanjiFont#1#2#3#4#5#6#7#8#9{%
 781   \edef\@temp{#9}%
 782   \ifx\@temp\@empty\else
 783     {\def\ltj@temp@bfont{#1/#2/#3/#4}\def\ltj@temp@afont{#5/#6/#7/#8}%
 784      \expandafter\ltj@@altfont@latex#9,,}\ignorespaces
 785   \fi}
 786 \def\ltj@@altfont@latex#1,{\def\ltj@temp{#1}%
 787   \ifx\ltj@temp\empty\let\@next=\relax\else
 788   \ltj@@altfont@latexA{#1}\let\@next=\ltj@@altfont@latex\fi\@next}
 789 \def\ltj@@altfont@latexA#1{\ltj@@altfont@latexB#1--\@nil}
 790 \def\ltj@@altfont@latexB#1-#2-#3\@nil{\def\ltj@temp{#3}%
 791   \ifx\ltj@temp\empty
 792     \ltj@tempcnta=#1\relax\ltj@tempcntb=\ltj@tempcnta
 793   \else
 794     \def\ltj@temp{#1}%
 795     \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
 796     \def\ltj@temp{#2}%
 797     \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
 798   \fi
 799   \directlua{luatexja.jfont.set_alt_font_latex(
 800     \the\ltj@tempcnta,\the\ltj@tempcntb,
 801     '\luatexluaescapestring{\ltj@temp@afont}',
 802     '\luatexluaescapestring{\ltj@temp@bfont}')}%
 803   }
 804
 805 %%%% \ClearAlternateKanjiFont<Benc><Bfam><Bser><Bshape>
 806 % いつも global
 807 \def\ClearAlternateKanjiFont#1#2#3#4{%
 808    \directlua{luatexja.jfont.clear_alt_font_latex('\luatexluaescapestring{#1/#2/#3/#4}')}}
 809
 810 \def\ltj@pickup@altfont@auxy#1{%
 811   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@jfont\endgroup%
 812 }
 813 \def\ltj@pickup@altfont@auxt#1{%
 814   \begingroup\edef\font@name{\csname #1/\f@size\endcsname}\pickup@tfont\endgroup%
 815 }
 816 \def\ltj@pickup@altfont@copy#1#2{%
 817   \ltj@@getjfontnumber#1%
 818   \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
 819 }
 820
 821 \def\ltj@@does@alt@set#1#2{%
 822   \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}{#2}}
 823
 824 %%%% patch \@text@composite because of {y,t}albaselineshift
 825
 826 % %% \pltx@isletter from plfonts.dtx
 827 % \def\pltx@mark{\pltx@mark@}
 828 % \let\pltx@scanstop\relax
 829 % \long\def\pltx@cond#1\fi{%
 830 %   #1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi}
 831 % \long\def\pltx@isletter#1{%
 832 %   \expandafter\pltx@isletter@i#1\pltx@scanstop}
 833 % \long\def\pltx@isletter@i#1\pltx@scanstop{%
 834 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi{\@firstoftwo}%
 835 %     {\pltx@isletter@ii\pltx@scanstop#1\pltx@scanstop{}#1\pltx@mark}}
 836 % \long\def\pltx@isletter@ii#1\pltx@scanstop#{%
 837 %   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi%
 838 %     {\pltx@isletter@iii}{\pltx@isletter@iv}}
 839 % \long\def\pltx@isletter@iii#1\pltx@mark{\@secondoftwo}
 840 % \long\def\pltx@isletter@iv#1#2#3\pltx@mark{%
 841 %   \pltx@cond\ifx\pltx@mark#3\pltx@mark\fi{%
 842 %     \pltx@cond{\ifnum0\ifcat A\noexpand#21\fi\ifcat=\noexpand#21\fi>\z@}\fi
 843 %       {\@firstoftwo}{\@secondoftwo}%
 844 %   }{\@secondoftwo}}
 845 %
 846 % \def\@text@composite@x#1#2{%
 847 %   \ifx#1\relax
 848 %     #2%
 849 %   \else\pltx@isletter{#1}{#1}{%
 850 %     \begingroup
 851 %     \setbox\z@\hbox\bgroup%
 852 %       \ltj@yablshift\z@ \ltj@tablshift\z@
 853 %       #1%
 854 %       \@tempcntb\directlua{luatexja.pltx_composite_last_node_char()}%)
 855 %       \xdef\pltx@composite@temp{\noexpand\@tempcntb=\the\@tempcntb\relax}%
 856 %       \aftergroup\pltx@composite@temp
 857 %     \egroup
 858 %     \ifnum\ltjgetparameter{direction}=3 %
 859 %       \@tempdima=\ltj@tablshift sp\else\@tempdima=\ltj@yablshift sp\fi
 860 %     \ifnum\@tempcntb<\z@\@tempcnta\z@\else
 861 %       \@tempcnta=\ltjgetparameter{jacharrange}{\ltjgetparameter{chartorange}{\@tempcntb}}\relax
 862 %       \ifnum\@tempcnta=\z@\@tempdima\z@\fi
 863 %     \fi
 864 %     \ifnum\@tempcnta>\z@
 865 %       \ifodd\ltjgetparameter{alxspmode}{\@tempcntb}\else\leavevmode\hbox{}\fi
 866 %       \begingroup\mathsurround\z@$%
 867 %         \hbox{\lower\@tempdima\box\z@}
 868 %       $\endgroup%
 869 %       \ifnum\ltjgetparameter{alxspmode}{\@tempcntb}<2\hbox{}\fi
 870 %     \else
 871 %       \ifdim\@tempdima=\z@{\ltj@yablshift\z@ \ltj@tablshift\z@#1}%
 872 %       \else\lower\@tempdima\box\z@\fi
 873 %     \fi
 874 %     \endgroup}%
 875 %   \fi
 876 % }
 877
 878 \endinput