src/lltjext.sty

   1 %
   2 % lltjext.sty: derived from plext.sty in pLaTeX.
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjext}[2018/03/29 v1.2g-ltj-9 Macros for vertical writing]
   7 \RequirePackage{luatexja}
   8 \newcount\ltj@ext@dir
   9 {\catcode`\*=11
  10 \global\let\ltj@lltjext@orig@tabularS=\tabular*
  11 }%
  12 \let\ltj@lltjext@orig@tabular=\tabular
  13 \let\ltj@lltjext@orig@array=\array
  14
  15 %%% array and tabular
  16 \def\array{\let\@acol\@arrayacol \let\@classz\@arrayclassz
  17  \let\@classiv\@arrayclassiv
  18  \let\\\@arraycr\let\@halignto\@empty
  19  \ltj@ext@dir=\ltjgetparameter{direction}\relax\X@tabarray}
  20 \def\tabular{\let\@halignto\@empty\X@tabular}
  21 \@namedef{tabular*}{\@ifnextchar<%>
  22    {\@stabular}{\@stabular<Z>}}
  23 \def\X@tabarray{\@ifnextchar<%>
  24    {\p@tabarray}{\p@tabarray<Z>}}
  25 \def\X@tabular{\@ifnextchar<%>
  26    {\p@tabular}{\p@tabular<Z>}}
  27 \def\@stabular<#1>#2{%
  28    \setlength\dimen@{#2}%
  29    \edef\@halignto{to\the\dimen@}\p@tabular<#1>}
  30 \def\p@tabular<#1>{\leavevmode \hbox \bgroup
  31    \ltj@ext@dir=\ltjgetparameter{direction}
  32    $\let\@acol\@tabacol
  33    \let\@classz\@tabclassz
  34    \let\@classiv\@tabclassiv \let\\\@tabularcr\p@tabarray<#1>}
  35 \def\p@tabarray<#1>{\m@th\@ifnextchar[%]
  36    {\p@array<#1>}{\p@array<#1>[c]}}
  37
  38 \def\p@array<#1>[#2]#3{%
  39   \let\box@dir\relax
  40   \if #1z\relax
  41     \ifnum\ltj@ext@dir=3\relax
  42       \let\box@dir\utod\@tempcnta=\zstrutbox
  43     \fi
  44   \else
  45     \if #1y\relax
  46        \let\box@dir\yoko\@tempcnta=\ystrutbox
  47     \else\if #1t\relax
  48        \let\box@dir\tate\@tempcnta=\tstrutbox
  49     \else\if #1d\relax
  50        \let\box@dir\dtou\@tempcnta=\dstrutbox
  51     \else\if #1u\relax
  52        \let\box@dir\utod\@tempcnta=\zstrutbox
  53     \fi\fi\fi\fi
  54   \fi
  55   \ifx\box@dir\relax
  56     \ifcase\ltj@ext@dir
  57        \or   \let\box@dir\dtou\@tempcnta=\dstrutbox% dtou
  58        \or\or\let\box@dir\tate\@tempcnta=\tstrutbox% tate
  59        \or   \let\box@dir\yoko\@tempcnta=\ystrutbox% yoko
  60        \else \let\box@dir\utod\@tempcnta=\zstrutbox% utod
  61     \fi
  62   \fi
  63   \setbox\@arstrutbox\hbox{%
  64     \box@dir
  65     \vrule\@height\arraystretch\ltjgetht\@tempcnta
  66           \@depth\arraystretch\ltjgetdp\@tempcnta \@width\z@}%
  67   \fork@array@option<#1>[#2]%
  68   \@mkpream{#3}\edef\@preamble{\ialign \noexpand\@halignto
  69   \bgroup\@arstrut \@preamble \tabskip\z@skip \cr}%
  70   \let\@startpbox\@@startpbox \let\@endpbox\@@endpbox
  71   \let\tabularnewline\\%
  72   \@begin@alignbox\bgroup\box@dir\adjustbaseline
  73     \let\par\@empty
  74     \let\@sharp##\let\protect\relax
  75     \lineskip\z@skip\baselineskip\z@skip\@preamble}
  76 \def\endarray{\crcr\egroup\egroup\@end@alignbox}
  77 \def\endtabular{\endarray$\egroup}
  78 \expandafter \let \csname endtabular*\endcsname = \endtabular
  79 % ↓中身＼周囲→　yoko  tate  utod  dtou
  80 % yoko          A*    B*    B     B
  81 % tate          B*    A*    D     C
  82 % utod          B     D*    A     C
  83 % dtou          B     C     C     A
  84 % A: 周囲と中身の組方向が一致．そのまま \vtop/\vcenter/\vbox
  85 % B: 周囲と中身が90度ずれ．上端/下端がベースラインに揃うように
  86 % C: 周囲と中身が180度ずれ．\vtop, \vbox 入れ替え
  87 % D: 欧文ベースライン同士を揃えるようにする
  88
  89 \def\fork@array@option@@A#1{%
  90   \let\@end@alignbox\relax
  91   \if #1t\relax     \let\@begin@alignbox\vtop
  92   \else\if #1b\relax\let\@begin@alignbox\vbox
  93   \else             \let\@begin@alignbox\vcenter
  94   \fi\fi}
  95 \def\fork@array@option@@B#1{%
  96   \if #1t\relax
  97     \def\@begin@alignbox{\vtop\bgroup\kern\z@\vbox}%
  98     \let\@end@alignbox\egroup
  99   \else\if #1b\relax
 100     \def\@begin@alignbox{\vbox\bgroup\vbox}%
 101     \def\@end@alignbox{\kern\z@\egroup}%
 102   \else
 103     \let\@begin@alignbox\vcenter
 104     \let\@end@alignbox\relax
 105   \fi\fi}
 106 \def\fork@array@option@@C#1{%
 107   \let\@end@alignbox\relax
 108   \if #1t\relax     \let\@begin@alignbox\vbox
 109   \else\if #1b\relax\let\@begin@alignbox\vtop
 110   \else             \let\@begin@alignbox\vcenter
 111   \fi\fi}
 112 \def\fork@array@option<#1>[#2]{%
 113 \ifnum\ltj@ext@dir=4 % yoko
 114   \ifx\box@dir\yoko      \fork@array@option@@A{#2}%
 115   \else                  \fork@array@option@@B{#2}%
 116   \fi
 117 \else\ifnum\ltj@ext@dir=1 % dtou
 118   \ifx\box@dir\yoko      \fork@array@option@@B{#2}%
 119   \else\ifx\box@dir\dtou \fork@array@option@@A{#2}%
 120   \else                  \fork@array@option@@C{#2}%
 121   \fi\fi
 122 \else\ifnum\ltj@ext@dir=3 % tate
 123   \ifx\box@dir\yoko      \fork@array@option@@B{#2}%
 124   \else\ifx\box@dir\tate \fork@array@option@@A{#2}%
 125   \else\ifx\box@dir\dtou \fork@array@option@@C{#2}%
 126   \else
 127     \if #2t\relax
 128       \def\@begin@alignbox{\lower\dimexpr
 129          \ltjgetparameter{talbaselineshift}-\ltjgetparameter{yalbaselineshift}\vtop}
 130       \let\@end@alignbox\relax
 131     \else\if #2b\relax
 132       \def\@begin@alignbox{\lower\dimexpr
 133          \ltjgetparameter{talbaselineshift}-\ltjgetparameter{yalbaselineshift}\vbox}
 134       \let\@end@alignbox\relax
 135     \else
 136       \let\@begin@alignbox\vcenter
 137       \let\@end@alignbox\relax
 138     \fi\fi
 139   \fi\fi\fi
 140 \else % utod
 141   \ifx\box@dir\yoko      \fork@array@option@@B{#2}%
 142   \else\ifx\box@dir\utod \fork@array@option@@A{#2}%
 143   \else\ifx\box@dir\dtou \fork@array@option@@C{#2}%
 144   \else
 145     \if #2t\relax
 146       \def\@begin@alignbox{\lower\dimexpr
 147          \ltjgetparameter{yalbaselineshift}-\ltjgetparameter{talbaselineshift}\vtop}
 148       \let\@end@alignbox\relax
 149     \else\if #2b\relax
 150       \def\@begin@alignbox{\lower\dimexpr
 151          \ltjgetparameter{yalbaselineshift}-\ltjgetparameter{talbaselineshift}\vbox}
 152       \let\@end@alignbox\relax
 153     \else
 154       \let\@begin@alignbox\vcenter
 155       \let\@end@alignbox\relax
 156     \fi\fi
 157   \fi\fi\fi
 158 \fi\fi\fi}
 159
 160 %%% caption
 161 \newbox\@floatbox
 162 \newdimen\floatwidth
 163 \newdimen\floatheight
 164 \newdimen\floatruletick \floatruletick=0.4pt
 165 \newdimen\captionfloatsep \captionfloatsep=10pt
 166 \def\caption@dir{Z}
 167 \let\captiondir\relax
 168 \newdimen\captionwidth \captionwidth\z@
 169 \def\caption@posa{Z}
 170 \def\caption@posb{Z}
 171 \newbox\@captionbox
 172 \def\captionfontsetup{\normalfont\normalsize}
 173 \def\layoutfloat{\@ifnextchar(%)
 174    {\X@layoutfloat}{\X@layoutfloat(-5\p@,-5\p@)}}
 175 \def\X@layoutfloat(#1,#2){\@ifnextchar[%]
 176    {\@layoutfloat(#1,#2)}{\@layoutfloat(#1,#2)[c]}}
 177 \long\def\@layoutfloat(#1,#2)[#3]#4{%
 178   \setbox\z@\hbox{#4}%
 179   \floatwidth=#1 \floatheight=#2 \edef\float@pos{#3}%
 180   \ifdim\floatwidth<\z@
 181      \floatwidth\ltjgetwd\z@\floatruletick\z@
 182   \fi
 183   \ifdim\floatheight<\z@
 184      \floatheight\ltjgetht\z@\advance\floatheight\ltjgetdp\z@\relax
 185      \floatruletick\z@
 186   \fi
 187   \setbox\@floatbox\vbox to\floatheight{\offinterlineskip
 188     \hrule width\floatwidth height\floatruletick depth\z@
 189     \vss\hbox to\floatwidth{%
 190       \vrule width\floatruletick height\floatheight depth\z@
 191       \hss\vbox to\floatheight{\hsize\floatwidth\vss#4\vss}\hss
 192       \vrule width\floatruletick height\floatheight depth\z@
 193     }\hrule width\floatwidth height\floatruletick depth\z@}}
 194 \def\DeclareLayoutCaption#1<#2>(#3)[#4#5]{%
 195   \expandafter
 196   \ifx\csname #1@layoutcaption\endcsname\relax \else
 197     \@latex@info{Redeclaring capiton layout setting of '#1'}%
 198   \fi
 199   \expandafter
 200   \gdef\csname #1@layoutcaption\endcsname{%
 201      \if Z\caption@dir\def\caption@dir{#2}\fi
 202      \ifdim\captionwidth=\z@ \captionwidth=#3\relax\fi
 203      \if Z\caption@posa\def\caption@posa{#4}\fi
 204      \if Z\caption@posb\def\caption@posb{#5}\fi}}
 205 \@onlypreamble\DeclareLayoutCaption
 206 \DeclareLayoutCaption{figure}<y>(.8\linewidth)[cd]
 207 \DeclareLayoutCaption{table}<y>(.8\linewidth)[cu]
 208 \def\layoutcaption{\def\caption@dir{Z}\captionwidth\z@
 209   \def\caption@posa{Z}\def\caption@posb{Z}%
 210   \@ifnextchar<\X@layoutcaption{%
 211     \@ifnextchar(\@ilayoutcaption{%
 212       \@ifnextchar[\@iilayoutcaption\relax}}}
 213 \def\X@layoutcaption<#1>{\def\caption@dir{#1}%
 214   \@ifnextchar(\@ilayoutcaption{%
 215     \@ifnextchar[\@iilayoutcaption\relax}}
 216 \def\@ilayoutcaption(#1){\setlength\captionwidth{#1}%
 217   \@ifnextchar[{\@iilayoutcaption}{\relax}}
 218 \def\@iilayoutcaption[#1#2]{%
 219   \def\caption@posa{#1}\def\caption@posb{#2}}
 220 \def\pcaption{\refstepcounter\@captype \@dblarg{\@pcaption\@captype}}
 221 \long\def\@pcaption#1[#2]#3{%
 222   \addcontentsline{\csname ext@#1\endcsname}{#1}{%
 223     \protect\numberline{\csname the#1\endcsname}{\ignorespaces#2}}%
 224   \ifvoid\@floatbox
 225      \latex@error{Use with `\protect\layoutfloat'.}\@eha
 226   \fi
 227   \make@pcaptionbox{#3}%
 228   \@pboxswfalse
 229   \setbox\@tempboxa\vbox{\hbox to\hsize{\if l\float@pos\else\hss\fi
 230     \if l\caption@posb\box\@captionbox\kern\captionfloatsep\fi
 231     \if t\caption@posa\vtop
 232     \else\if b\caption@posa\vbox
 233     \else\ifmmode\vcenter \else\@pboxswtrue $\vcenter \fi\fi\fi
 234     {\if u\caption@posb\box\@captionbox\kern\captionfloatsep\fi
 235      \unvbox\@floatbox
 236      \if d\caption@posb\kern\captionfloatsep\box\@captionbox\fi}%
 237     \if r\caption@posb\kern\captionfloatsep\box\@captionbox\fi
 238     \if@pboxsw \m@th$\fi \if r\float@pos\else\hss\fi}}%
 239   \par\vskip.25\baselineskip
 240   \box\@tempboxa}
 241 \def\make@pcaptionbox#1{%
 242   \expandafter
 243   \ifx\csname\@captype @layoutcaption\endcsname\relax
 244      \@latex@warning{Default caption layout of `\@captype' unknown.}%
 245        \def\caption@dir{Z}\captionwidth\z@
 246        \def\caption@posa{Z}\def\caption@posb{Z}%
 247   \else
 248      \csname \@captype @layoutcaption\endcsname
 249   \fi
 250   \@tempswafalse
 251   % \@tempswa: 基本組の組方向とキャプションの組方向が直交するか？
 252   \if y\caption@dir \let\captiondir\yoko
 253     \ifodd\ltjgetparameter{direction}\relax\@tempswatrue\fi
 254   \else\if z\caption@dir \let\captiondir\relax
 255     \ifnum\ltjgetparameter{direction}=3\relax\let\captiondir\utod\fi
 256   \else\if d\caption@dir \let\captiondir\dtou
 257     \ifodd\ltjgetparameter{direction}\else\@tempswatrue\fi
 258   \else\if u\caption@dir \let\captiondir\utod
 259     \ifodd\ltjgetparameter{direction}\else\@tempswatrue\fi
 260   \else\if t\caption@dir \let\captiondir\tate
 261     \ifodd\ltjgetparameter{direction}\else\@tempswatrue\fi
 262   \fi\fi\fi\fi\fi
 263   \setbox0\hbox{\hbox{\captiondir
 264      \captionfontsetup\parindent\z@\inhibitglue
 265      \csname fnum@\@captype\endcsname 　#1}}%"
 266   \if@tempswa\@tempdima\ltjgetht0\relax\else\@tempdima\ltjgetwd0\relax\fi
 267   \ifdim\@tempdima>\captionwidth \@tempdima\captionwidth \fi
 268   \@pboxswfalse
 269   \setbox0\hbox{%
 270     \if u\caption@posb\vbox
 271     \else\if d\caption@posb\vbox
 272     \else\if t\caption@posa\vtop
 273     \else\if b\caption@posa\vbox
 274     \else\ifmmode\vcenter\else\@pboxswtrue $\vcenter\fi
 275     \fi\fi\fi\fi
 276     {\hsize\@tempdima\kern\z@
 277     \vbox{\captiondir\hsize\@tempdima
 278       \captionfontsetup\parindent\z@\inhibitglue
 279       \csname fnum@\@captype\endcsname 　#1}\kern\z@
 280     }\if@pboxsw \m@th$\fi}%
 281   \let\to@captionboxwidth\relax
 282   \if l\caption@posb \else\if r\caption@posb\else
 283   \def\to@captionboxwidth{to\floatwidth}\fi\fi
 284   \setbox\@captionbox\hbox\to@captionboxwidth{%
 285      \if t\caption@posa\else\hss\fi
 286      \unhbox0\relax
 287      \if b\caption@posa\else\hss\fi}}
 288
 289 %%% minipage and parbox
 290 \def\minipage{\@ifnextchar<%>
 291    {\X@minipage}{\X@minipage<Z>}}
 292 \def\X@minipage<#1>{\@ifnextchar[%]
 293    {\@iminipage<#1>}{\@iiiminipage<#1>{c}\relax[s]}}
 294 \def\@iminipage<#1>[#2]{\@ifnextchar[%]
 295    {\@iiminipage<#1>{#2}}{\@iiiminipage<#1>{#2}\relax[s]}}
 296 \def\@iiminipage<#1>#2[#3]{\@ifnextchar[%]
 297    {\@iiiminipage<#1>{#2}{#3}}{\@iiiminipage<#1>{#2}{#3}[#2]}}
 298 \def\@iiiminipage<#1>#2#3[#4]#5{%
 299   \leavevmode\bgroup
 300   \setlength\@tempdima{#5}%
 301   \def\@mpargs{<#1>{#2}{#3}[#4]{#5}}%
 302   \let\box@dir\relax
 303   \if #1z\relax
 304     \ifnum\ltjgetparameter{direction}=3\relax
 305       \let\box@dir\utod
 306     \fi
 307   \else
 308     \if #1y\relax     \let\box@dir\yoko
 309     \else\if #1t\relax\let\box@dir\tate
 310     \else\if #1d\relax\let\box@dir\dtou
 311     \else\if #1u\relax\let\box@dir\utod
 312     \fi\fi\fi\fi
 313   \fi
 314   \ifx\box@dir\relax
 315     \ifcase\ltjgetparameter{direction}\relax
 316        \or   \let\box@dir\dtou
 317        \or\or\let\box@dir\tate
 318        \or   \let\box@dir\yoko
 319        \else \let\box@dir\utod
 320     \fi
 321   \fi
 322   \setbox\@tempboxa\vbox\bgroup\box@dir
 323     \adjustbaseline
 324     \color@begingroup
 325       \hsize\@tempdima
 326       \textwidth\hsize \columnwidth\hsize
 327       \@parboxrestore
 328       \def\@mpfn{mpfootnote}\def\thempfn{\thempfootnote}%
 329       \c@mpfootnote\z@
 330       \let\@footnotetext\@mpfootnotetext
 331       \let\@listdepth\@mplistdepth \@mplistdepth\z@
 332       \@minipagerestore
 333       \@setminipage}
 334 \def\endminipage{%
 335     \par
 336     \unskip
 337     \ifvoid\@mpfootins\else
 338       \vskip\skip\@mpfootins
 339       \normalcolor
 340       \footnoterule
 341       \unvbox\@mpfootins
 342     \fi
 343     \@minipagefalse   %% added 24 May 89
 344   \color@endgroup
 345   \egroup
 346   \expandafter\@iiiparbox\@mpargs{\unvbox\@tempboxa}\egroup}
 347 \DeclareRobustCommand\parbox{\@ifnextchar<%>
 348    {\X@parbox}{\X@parbox<Z>}}
 349 \def\X@parbox<#1>{\@ifnextchar[%]
 350    {\@iparbox<#1>}{\@iiiparbox<#1>{c}\relax[s]}}
 351 \def\@iparbox<#1>[#2]{\@ifnextchar[%]
 352    {\@iiparbox<#1>{#2}}{\@iiiparbox<#1>{#2}\relax[s]}}
 353 \def\@iiparbox<#1>#2[#3]{\@ifnextchar[%]%
 354    {\@iiiparbox<#1>{#2}{#3}}{\@iiiparbox<#1>{#2}{#3}[#2]}}
 355 \long\def\@iiiparbox<#1>#2#3[#4]#5#6{%
 356   \leavevmode
 357   \setlength\@tempdima{#5}%
 358   \fork@parbox@option<#1>[#2]%
 359   \@begin@tempboxa\vbox{\box@dir
 360     \hsize\@tempdima\@parboxrestore\adjustbaseline#6\@@par}%
 361     \ifx\relax#3\else
 362       \setlength\@tempdimb{#3}%
 363       \edef\@parboxto{to\the\@tempdimb}%
 364     \fi
 365     \@begin@parbox\@parboxto{\box@dir\adjustbaseline
 366        \let\hss\vss\let\unhbox\unvbox
 367        \csname bm@#4\endcsname}\@end@parbox
 368   \@end@tempboxa}
 369
 370
 371 % ↓中身＼周囲→　yoko  tate  utod  dtou
 372 % yoko          A*    B*    B     B
 373 % tate          B*    A*    D     C
 374 % utod          B     D*    A     C
 375 % dtou          B     C     C     A
 376 % A: 周囲と中身の組方向が一致．そのまま \vtop/\vcenter/\vbox
 377 % B: 周囲と中身が90度ずれ．上端が和文の高さ or 下端が和文の深さに揃うように
 378 % C: 周囲と中身が180度ずれ．（コードは B のものを流用）
 379 % D: 上端が和文の高さ or 下端が和文の深さに揃うように（コードは B のものを流用）
 380
 381 \def\fork@parbox@option@@A#1{%
 382   \let\@end@parbox\relax
 383   \if #1t\relax     \let\@begin@parbox\vtop
 384   \else\if #1b\relax\let\@begin@parbox\vbox
 385   \else
 386     \ifmmode
 387       \let\@begin@parbox\vcenter\let\@end@parbox\relax
 388     \else
 389       \def\@begin@parbox{\null$\vcenter}%
 390       \def\@end@parbox{\m@th$\null}%
 391     \fi
 392   \fi\fi}
 393 \def\lltjext@getjablshift{%
 394   \ifnum\ltj@ext@dir=3 \ltjgetparameter{tjabaselineshift}\else
 395   \ltjgetparameter{yjabaselineshift}\fi}
 396 \def\fork@parbox@option@@B#1{%
 397   \if #1t\relax
 398     \def\@begin@parbox{\raise\dimexpr\cht-\lltjext@getjablshift\vtop\bgroup\kern\z@\vbox}%
 399     \let\@end@parbox\egroup
 400   \else\if #1b\relax
 401     \def\@begin@parbox{\lower\dimexpr\cdp+\lltjext@getjablshift\vbox\bgroup\vbox}%
 402     \def\@end@parbox{\kern\z@\egroup}%
 403   \else
 404     \ifmmode
 405       \let\@begin@parbox\vcenter\let\@end@parbox\relax
 406     \else
 407       \def\@begin@parbox{\null$\vcenter}%
 408       \def\@end@parbox{\m@th$\null}%
 409     \fi
 410   \fi\fi}
 411 \let\fork@parbox@option@@C=\fork@parbox@option@@B
 412 \def\fork@parbox@option<#1>[#2]{%
 413   \let\box@dir\relax \ltj@ext@dir=\ltjgetparameter{direction}\relax
 414   \if #1z\relax
 415     \ifnum\ltj@ext@dir=3\relax
 416       \let\box@dir\utod
 417     \fi
 418   \else
 419     \if #1y\relax     \let\box@dir\yoko
 420     \else\if #1t\relax\let\box@dir\tate
 421     \else\if #1d\relax\let\box@dir\dtou
 422     \else\if #1u\relax\let\box@dir\utod
 423     \fi\fi\fi\fi
 424   \fi
 425   \ifx\box@dir\relax
 426     \ifcase\ltj@ext@dir
 427        \or   \let\box@dir\dtou
 428        \or\or\let\box@dir\tate
 429        \or   \let\box@dir\yoko
 430        \else \let\box@dir\utod
 431     \fi
 432   \fi
 433 \ifnum\ltj@ext@dir=4 % yoko
 434   \ifx\box@dir\yoko      \fork@parbox@option@@A{#2}%
 435   \else                  \fork@parbox@option@@B{#2}%
 436   \fi
 437 \else\ifnum\ltj@ext@dir=1 % dtou
 438   \ifx\box@dir\yoko      \fork@parbox@option@@B{#2}%
 439   \else\ifx\box@dir\dtou \fork@parbox@option@@A{#2}%
 440   \else                  \fork@parbox@option@@C{#2}%
 441   \fi\fi
 442 \else\ifnum\ltj@ext@dir=3 % tate
 443   \ifx\box@dir\yoko      \fork@parbox@option@@B{#2}%
 444   \else\ifx\box@dir\tate \fork@parbox@option@@A{#2}%
 445   \else\ifx\box@dir\dtou \fork@parbox@option@@C{#2}%
 446   \else                  \fork@parbox@option@@B{#2}% D
 447   \fi\fi\fi
 448 \else % utod
 449   \ifx\box@dir\yoko      \fork@parbox@option@@B{#2}%
 450   \else\ifx\box@dir\utod \fork@parbox@option@@A{#2}%
 451   \else\ifx\box@dir\dtou \fork@parbox@option@@C{#2}%
 452   \else                  \fork@parbox@option@@B{#2}% D
 453   \fi\fi\fi
 454 \fi\fi\fi}
 455
 456 %%% pbox
 457 \DeclareRobustCommand\pbox{\leavevmode\@ifnextchar<{\X@makePbox}{\X@makePbox<Z>}}
 458 \def\X@makePbox<#1>{%
 459   \@ifnextchar[{\@imakePbox<#1>}{\@imakePbox<#1>[-5\p@]}}
 460 \def\@imakePbox<#1>[#2]{\@ifnextchar[%]
 461   {\@iimakePbox<#1>{#2}}{\@iimakePbox<#1>{#2}[c]}}
 462 \def\@iimakePbox<#1>#2[#3]#4{%
 463   \bgroup\let\box@dir\relax
 464   \if #1z\relax
 465     \ifnum\ltjgetparameter{direction}=3 \relax
 466       \let\box@dir\utod
 467     \fi
 468   \else
 469     \if #1y\relax     \let\box@dir\yoko
 470     \else\if #1t\relax\let\box@dir\tate
 471     \else\if #1d\relax\let\box@dir\dtou
 472     \else\if #1u\relax\let\box@dir\utod
 473     \fi\fi\fi\fi
 474   \fi
 475   \ifx\box@dir\relax
 476     \ifcase\ltjgetparameter{direction}
 477        \or   \let\box@dir\dtou
 478        \or\or\let\box@dir\tate
 479        \or   \let\box@dir\yoko
 480        \else \let\box@dir\utod
 481     \fi
 482   \fi
 483     \setlength{\@tempdima}{#2}%
 484     \ifdim\@tempdima<\z@ \hbox{\box@dir#4}\else
 485     \hb@xt@\@tempdima{\box@dir
 486                \if #3l\relax\else\hss\fi
 487                #4\relax
 488                \if #3r\relax\else\hss\fi}\fi\egroup}
 489
 490 %%% picture
 491 \def\picture{\@ifnextchar<%>
 492    {\X@picture}{\X@picture<Z>}}
 493 \def\X@picture<#1>(#2,#3){\@ifnextchar(%)
 494    {\@@picture<#1>(#2,#3)}{\@@picture<#1>(#2,#3)(0,0)}}
 495 \newdimen\@picwd
 496 \def\ltj@@pic@reset@blshift{%
 497   \ltj@yablshift\z@\ltj@ykblshift\z@
 498   \ltj@tablshift\z@\ltj@tkblshift\z@
 499 }%
 500 \def\@@picture<#1>(#2,#3)(#4,#5){%
 501   \edef\ltj@@pic@save@blshift{%
 502     \noexpand\ltj@yablshift\the\ltj@yablshift\noexpand\relax
 503     \noexpand\ltj@ykblshift\the\ltj@ykblshift\noexpand\relax
 504     \noexpand\ltj@tablshift\the\ltj@tablshift\noexpand\relax
 505     \noexpand\ltj@tkblshift\the\ltj@tkblshift\noexpand\relax
 506   }%
 507   \bgroup\let\box@dir\relax
 508   \if #1z\relax
 509     \ifnum\ltjgetparameter{direction}=3 \relax
 510       \let\box@dir\utod
 511     \fi
 512   \else
 513     \if #1y\relax     \let\box@dir\yoko
 514     \else\if #1t\relax\let\box@dir\tate
 515     \else\if #1d\relax\let\box@dir\dtou
 516     \else\if #1u\relax\let\box@dir\utod
 517     \fi\fi\fi\fi
 518   \fi
 519   \ifx\box@dir\relax
 520     \ifcase\ltjgetparameter{direction}
 521        \or   \let\box@dir\dtou
 522        \or\or\let\box@dir\tate
 523        \or   \let\box@dir\yoko
 524        \else \let\box@dir\utod
 525     \fi
 526   \fi
 527   \@picwd=#2\unitlength \@picht=#3\unitlength
 528   \setbox\@picbox\hbox to\@picwd\bgroup\box@dir
 529   \hskip-#4\unitlength\lower#5\unitlength\hbox\bgroup
 530   \ltj@@pic@reset@blshift
 531   \ignorespaces}
 532 \def\endpicture{%
 533   \egroup\hss\egroup
 534   \setbox0=\hbox{\box@dir%
 535     \ltjsetht\@picbox\@picht \ltjsetdp\@picbox\z@
 536   }%
 537   \@tempswafalse
 538   \ifnum\ltjgetparameter{direction}=3  \@tempswatrue\fi
 539   \ifnum\ltjgetparameter{direction}=11  \@tempswatrue\fi
 540   \if@tempswa
 541     \ifx\box@dir\yoko % この場合だけ垂直位置補正が必要
 542      \ltjsetht\@picbox\dimexpr\ltjgetht\@picbox+\ltjgetdp\@picbox\relax
 543       \ltjsetdp\@picbox\z@
 544     \fi
 545   \fi
 546   \mbox{\box\@picbox}%
 547   \egroup\ltj@@pic@save@blshift}
 548 \let\org@put\put
 549 \def\put{\ltj@@pic@reset@blshift\org@put}
 550 \let\org@line\line
 551 \def\line{\ltj@@pic@reset@blshift\org@line}
 552 \let\org@vector\vector
 553 \def\vector{\ltj@@pic@reset@blshift\org@vector}
 554 \let\org@dashbox\dashbox
 555 \def\dashbox{\ltj@@pic@reset@blshift\org@dashbox}
 556 \let\org@oval\oval
 557 \def\oval{\ltj@@pic@reset@blshift\org@oval}
 558 \let\org@circle\circle
 559 \def\circle{\ltj@@pic@reset@blshift\org@circle}
 560
 561 %%% rensuji
 562 \newif\ifnot@advanceline
 563 \newskip\rensujiskip
 564 \rensujiskip=0.25\chs plus.25\zw minus.25\zw
 565 \DeclareRobustCommand\rensuji{%
 566   \@ifstar{\not@advancelinetrue\@rensuji}{\@rensuji}}
 567 \def\@rensuji{\@ifnextchar[{\@@rensuji}{\@@rensuji[c]}}
 568 \def\@@rensuji[#1]#2{%
 569   \ifvmode\leavevmode\fi
 570   \ifnum\ltjgetparameter{direction}=4\relax\hbox{#2}\else
 571   \hskip\rensujiskip
 572   \setbox\tw@\hbox{漢}% 「あ」では仮名書体使用時がまずそう
 573   \@tempdimb\ltjgetht\tw@ \advance\@tempdimb\ltjgetdp\tw@
 574   \ifnot@advanceline\not@advancelinefalse\else
 575     \setbox\z@\hbox{\yoko#2}%
 576     \@tempdima\ltjgetht\z@ \advance\@tempdima\ltjgetdp\z@
 577     \ifnum\ltjgetparameter{direction}=1\relax
 578       % 周囲が dtou の場合には，高さ \ltjgetht\tw@, 深さ \ltjgetdp\tw@ のボックスを基準としている．
 579       \if #1c\relax\vrule \@width \z@ \@height\dimexpr.5\@tempdima+.5\ltjgetht\tw@-.5\ltjgetdp\tw@
 580                           \@depth\dimexpr.5\@tempdima-.5\ltjgetht\tw@+.5\ltjgetdp\tw@
 581       \else\if #1l\relax\vrule\@width \z@\@height\ltjgetht\tw@ \@depth\dimexpr\@tempdima-\ltjgetht\tw@
 582       \else\vrule\@width \z@ \@height\dimexpr\@tempdima-\ltjgetdp\tw@ \@depth\ltjgetdp\tw@
 583       \fi\fi
 584     \else
 585       % 周囲が tate, utod の場合も同じ
 586       \if #1c\relax\vrule \@width \z@ \@height\dimexpr.5\@tempdima+.5\ltjgetht\tw@-.5\ltjgetdp\tw@
 587                           \@depth\dimexpr.5\@tempdima-.5\ltjgetht\tw@+.5\ltjgetdp\tw@
 588       \else\if #1r\relax\vrule\@width \z@\@height\ltjgetht\tw@ \@depth\dimexpr\@tempdima-\ltjgetht\tw@
 589       \else\vrule\@width \z@ \@height\dimexpr\@tempdima-\ltjgetdp\tw@ \@depth\ltjgetdp\tw@
 590       \fi\fi
 591     \fi
 592   \fi
 593   \ifnum\ltjgetparameter{direction}=1\relax
 594     \if #1c\relax\hbox to\@tempdimb{\yoko\hss#2\hss\kern-\ltjgetdp\tw@}%
 595     \else\if #1r\relax\vbox{\hbox to\@tempdimb{\yoko\hss#2\kern-\ltjgetdp\tw@}}%
 596     \else\lower\ltjgetdp\tw@\vtop{\hbox to\@tempdimb{\yoko#2\hss}}%
 597     \fi\fi
 598   \else
 599     \if #1c\relax\raise\dimexpr.5\@tempdimb-\ltjgetdp\tw@
 600         \hbox to\@tempdimb{\yoko \hss#2\hss}%
 601     \else\if #1r\relax\raise\dimexpr.5\@tempdimb-\ltjgetdp\tw@
 602         \vbox{\hbox to\@tempdimb{\yoko\hss#2}}%
 603     \else\raise\dimexpr.5\@tempdimb-\ltjgetdp\tw@
 604          \vtop{\hbox to\@tempdimb{\yoko #2\hss}}%
 605     \fi\fi
 606   \fi
 607   \hskip\rensujiskip
 608 \fi}
 609 \let\Rensuji\rensuji
 610 \let\prensuji\rensuji
 611
 612 %%% kanji
 613 \def\Kanji#1{\expandafter\@Kanji\csname c@#1\endcsname}
 614 \def\@Kanji#1{\kansuji #1}
 615 \def\kanji{\ifnum\ltjgetparameter{direction}=3 \expandafter\kansuji\fi}
 616
 617 %%% bou
 618 %%%
 619 \def\boutenchar{\char\euc"A1A2}%"
 620 \def\bou#1{\ifvmode\leavevmode\fi\@bou#1\end}
 621 \def\@bou#1{%
 622   \ifx#1\end \let\ltj@@next=\relax
 623   \else
 624     \ifnum\ltjgetparameter{direction}=3\relax
 625       \hbox to\z@{\vbox to\z@{\boxmaxdepth\maxdimen
 626         \vss\moveleft0.2\zw\hbox{\yoko\boutenchar}\nointerlineskip
 627         \hbox{\char\euc"A1A1}}\hss}\nobreak#1\relax
 628     \else
 629       \hbox to\z@{\vbox to\z@{\boxmaxdepth\maxdimen
 630         \vss\moveleft-0.2\zw\hbox{\boutenchar}\nointerlineskip
 631         \hbox{\char\euc"A1A1}}\hss}\nobreak#1\relax
 632     \fi
 633     \let\ltj@@next=\@bou
 634   \fi\ltj@@next}
 635
 636 %%% kasen
 637 \def\kasen#1{%
 638   \ifnum\ltjgetparameter{direction}=3\relax
 639     \setbox\z@\hbox{#1}\leavevmode\raise.7\zw
 640     \hbox to\z@{\vrule\@width\wd\z@ \@depth\z@ \@height.4\p@\hss}%
 641     \box\z@
 642   \else\underline{#1}\fi}
 643
 644 %%% references
 645 \def\@eqnnum{{\reset@font\rmfamily \normalcolor
 646   \ifnum\ltjgetparameter{direction}=11\raise.25\zh\hbox{\yoko(\theequation)}%
 647   \else (\theequation)\fi}}
 648 \def\@thecounter#1{\noexpand\rensuji{\noexpand\arabic{#1}}}
 649 \def\@thmcounter#1{\noexpand\rensuji{\noexpand\arabic{#1}}}
 650
 651 %% Compatibility with array package
 652
 653 \def\ltj@lltjext@patch@array{%
 654   \patchcmd{\@tabular}{\hbox\bgroup}{%
 655         \hbox\bgroup\ltj@ext@dir=\ltjgetparameter{direction}}{\typeout{SUCC}}{}
 656   \pretocmd{\array}%
 657         {\ltj@ext@dir=\ltjgetparameter{direction}\relax}{}{}
 658   \def\@startpbox##1{\bgroup
 659    \box@dir\adjustbaseline%%% これを追加
 660    \setlength\hsize{##1}\@arrayparboxrestore
 661      \everypar{%
 662         \vrule \@height \ltjgetht\@arstrutbox \@width \z@
 663         \everypar{}}%
 664      }
 665   \def\@tabarray{\@ifnextchar<\p@tabarray{\p@tabarray<z>}}
 666   \def\p@array<##1>[##2]##3{%
 667     \let\box@dir\relax
 668     \if ##1z\relax
 669       \ifnum\ltj@ext@dir=3\relax
 670         \let\box@dir\utod\@tempcnta=\zstrutbox
 671       \fi
 672     \else
 673       \if ##1y\relax
 674         \let\box@dir\yoko\@tempcnta=\ystrutbox
 675       \else\if ##1t\relax
 676         \let\box@dir\tate\@tempcnta=\tstrutbox
 677       \else\if ##1d\relax
 678          \let\box@dir\dtou\@tempcnta=\dstrutbox
 679       \else\if ##1u\relax
 680          \let\box@dir\utod\@tempcnta=\zstrutbox
 681       \fi\fi\fi\fi
 682     \fi
 683     \ifx\box@dir\relax
 684       \ifcase\ltj@ext@dir
 685          \or   \let\box@dir\dtou\@tempcnta=\dstrutbox% dtou
 686          \or\or\let\box@dir\tate\@tempcnta=\tstrutbox% tate
 687          \or   \let\box@dir\yoko\@tempcnta=\ystrutbox% yoko
 688          \else \let\box@dir\utod\@tempcnta=\zstrutbox% utod
 689       \fi
 690     \fi
 691     \setbox \@arstrutbox \hbox{\box@dir\vrule
 692                \@height \arraystretch
 693                  \dimexpr \ltjgetht\@tempcnta+\extrarowheight\relax
 694                \@depth \arraystretch \ltjgetdp \@tempcnta
 695                \@width \z@}%
 696     \fork@array@option<##1>[##2]%
 697     \begingroup
 698     \@mkpream{##3}%
 699     \xdef\@preamble{\ialign \noexpand \@halignto
 700                     \bgroup \tabskip \z@skip \@arstrut \@preamble
 701                             \tabskip \z@ \cr}%
 702     \endgroup
 703     \@arrayleft
 704     \@begin@alignbox\bgroup\box@dir\adjustbaseline
 705       \let\par\@empty
 706       \let\@sharp####\let\protect\relax
 707       \let\\\@arraycr\let\tabularnewline\\\let\par\@empty
 708      \lineskip\z@skip\baselineskip\z@skip\@preamble}
 709   \def\endarray{\crcr\egroup\egroup\@end@alignbox\@arrayright}
 710 }
 711
 712 \@ifpackageloaded{array}{%
 713   \expandafter\let\csname tabular*\endcsname=\ltj@lltjext@orig@tabularS
 714   \let\tabular=\ltj@lltjext@orig@tabular
 715   \let\array=\ltj@lltjext@orig@array
 716   \ltj@lltjext@patch@array
 717 }{%
 718   \let\ltj@lltjext@orig@tabularS\relax
 719   \let\ltj@lltjext@orig@tabular\relax
 720   \let\ltj@lltjext@orig@array\relax
 721   \RequirePackage{filehook,etoolbox}
 722   \AtEndOfPackageFile{array}{\ltj@lltjext@patch@array}
 723 }
 724
 725 %%%%%%%%%%%%%%%% LuaTeX-ja original
 726
 727 %%\define@key[ltj]{japaram}{autouprightnum}{%      %COUNT
 728 %%  \ltj@@set@stack{AURN}{0}{10000}\z@#1 }
 729
 730 \endinput