Started to write lltjext.sty (↔ plext.sty); tabular/array, minipage, \parbox, \pbox.

diff --git a/src/lltjext.sty b/src/lltjext.sty
new file mode 100644 (file)
index 0000000..75e0261
--- /dev/null
+++ b/src/lltjext.sty
@@ -0,0 +1,631 @@
+%
+% lltjext.sty: derived from plext.sty in pLaTeX.
+%
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{lltjext}
+   [2014/07/26 v1.2-ltj-1 ...]
+
+\newif\if@rotsw
+\def\array{\let\@acol\@arrayacol \let\@classz\@arrayclassz
+ \let\@classiv\@arrayclassiv
+ \let\\\@arraycr\let\@halignto\@empty\X@tabarray}
+\def\tabular{\let\@halignto\@empty\X@tabular}
+\@namedef{tabular*}{\@ifnextchar<%>
+   {\@stabular}{\@stabular<Z>}}
+\def\X@tabarray{\@ifnextchar<%>
+   {\p@tabarray}{\p@tabarray<Z>}}
+\def\X@tabular{\@ifnextchar<%>
+   {\p@tabular}{\p@tabular<Z>}}
+\def\@stabular<#1>#2{\def\@halignto{to#2}\p@tabular<#1>}
+\def\p@tabular<#1>{\leavevmode \hbox \bgroup $\let\@acol\@tabacol
+   \let\@classz\@tabclassz
+   \let\@classiv\@tabclassiv \let\\\@tabularcr\p@tabarray<#1>}
+\def\p@tabarray<#1>{\m@th\@ifnextchar[%]
+   {\p@array<#1>}{\p@array<#1>[c]}}
+
+\def\p@array<#1>[#2]#3{%
+  \let\box@dir\relax
+  \if #1z\relax
+    \ifnum\ltjgetparameter{direction}=3 \relax
+      \let\box@dir\utod\@tempcnta=\zstrutbox
+    \fi
+  \else
+    \if #1y\relax
+       \let\box@dir\yoko\@tempcnta=\strutbox
+    \else\if #1t\relax
+       \let\box@dir\tate\@tempcnta=\tstrutbox
+    \else\if #1d\relax
+       \let\box@dir\dtou\@tempcnta=\dstrutbox
+    \else\if #1u\relax
+       \let\box@dir\utod\@tempcnta=\zstrutbox
+    \fi\fi\fi\fi
+  \fi
+  \ifx\box@dir\relax
+    \ifcase\ltjgetparameter{direction}
+       \or   \let\box@dir\dtou\@tempcnta=\dstrutbox% dtou
+       \or\or\let\box@dir\tate\@tempcnta=\tstrutbox% tate
+       \or   \let\box@dir\yoko\@tempcnta=\strutbox% yoko
+       \else \let\box@dir\utod\@tempcnta=\zstrutbox% utod
+    \fi
+  \fi
+  \setbox\@arstrutbox\hbox{%
+    \box@dir
+    \vrule\@height\arraystretch\ltjgetht\@tempcnta
+          \@depth\arraystretch\ltjgetdp\@tempcnta \@width\z@}%
+  \fork@array@option<#1>[#2]%
+  \@mkpream{#3}\edef\@preamble{\ialign \noexpand\@halignto
+  \bgroup \tabskip\z@skip \@arstrut \@preamble \tabskip\z@skip \cr}%
+  \let\@startpbox\@@startpbox \let\@endpbox\@@endpbox
+  \let\tabularnewline\\%
+  \@begin@alignbox\bgroup\box@dir\adjustbaseline
+    \let\par\@empty
+    \let\@sharp##\let\protect\relax
+    \lineskip\z@skip\baselineskip\z@skip\@preamble}
+\def\endarray{\crcr\egroup\egroup\@end@alignbox}
+\def\endtabular{\crcr\egroup\egroup\@end@alignbox$\egroup}
+\expandafter \let \csname endtabular*\endcsname = \endtabular
+\def\fork@array@option<#1>[#2]{%
+\ifnum\ltjgetparameter{direction}=4 % yoko
+  \ifx\box@dir\yoko
+    \if #2t\relax
+       \let\@begin@alignbox\vtop
+       \let\@end@alignbox\relax
+    \else\if #2b\relax
+       \let\@begin@alignbox\vbox
+       \let\@end@alignbox\relax
+    \else
+       \let\@begin@alignbox\vcenter
+       \let\@end@alignbox\relax
+    \fi\fi
+  \else
+    \if #2t\relax
+       \def\@begin@alignbox{\vtop\bgroup\kern\z@\vbox}%
+       \def\@end@alignbox{\egroup}%
+    \else\if #2b\relax
+       \let\@begin@alignbox\vbox
+       \let\@end@alignbox\relax
+    \else
+       \let\@begin@alignbox\vcenter
+       \let\@end@alignbox\relax
+    \fi\fi
+  \fi
+\else\ifnum\ltjgetparameter{direction}=1 % dtou
+  \ifx\box@dir\yoko
+    \if #2t\relax
+       \def\@begin@alignbox{\vtop\bgroup\kern\z@\vbox}%
+       \def\@end@alignbox{\egroup}%
+    \else\if #2b\relax
+       \let\@begin@alignbox\vbox
+       \let\@end@alignbox\relax
+    \else
+      \let\@begin@alignbox\vcenter
+        \let\@end@alignbox\relax
+    \fi\fi
+  \else\ifx\box@dir\dtou
+    \if #2t\relax
+       \let\@begin@alignbox\vtop
+       \let\@end@alignbox\relax
+    \else\if #2b\relax
+       \let\@begin@alignbox\vbox
+       \let\@end@alignbox\relax
+    \else
+       \let\@begin@alignbox\vcenter
+       \let\@end@alignbox\relax
+    \fi\fi
+  \else % 180 度回転→vtop, vbox を入れ替える
+    \if #2t\relax
+       \let\@begin@alignbox\vbox %%% !!!
+       \let\@end@alignbox\relax
+    \else\if #2b\relax
+       \let\@begin@alignbox\vtop %%% !!!
+       \let\@end@alignbox\relax
+    \else
+       \let\@begin@alignbox\vcenter
+       \let\@end@alignbox\relax
+    \fi\fi
+  \fi\fi
+\else % tate, utod
+  \ifx\box@dir\yoko
+    \if #2t\relax
+      \def\@begin@alignbox{\vtop\bgroup\kern\z@\vbox}%
+      \def\@end@alignbox{\egroup}%
+    \else\if #2b\relax
+      \def\@begin@alignbox{\vbox\bgroup\vbox}%
+      \def\@end@alignbox{\kern\z@\egroup}%
+    \else
+      \let\@begin@alignbox\vcenter
+      \let\@end@alignbox\relax
+    \fi\fi
+  \else\ifx\box@dir\dtou % 180 度回転→vtop, vbox を入れ替える
+    \if #2t\relax
+      \let\@begin@alignbox\vbox %%% !!!
+      \let\@end@alignbox\relax
+    \else\if #2b\relax
+      \let\@begin@alignbox\vtop %%% !!!
+      \let\@end@alignbox\relax
+    \else
+      \let\@begin@alignbox\vcenter
+      \let\@end@alignbox\relax
+    \fi\fi
+  \else
+    \if #2t\relax
+       \let\@begin@alignbox\vtop
+       \let\@end@alignbox\relax
+    \else\if #2b\relax
+       \let\@begin@alignbox\vbox
+       \let\@end@alignbox\relax
+    \else
+       \let\@begin@alignbox\vcenter
+       \let\@end@alignbox\relax
+    \fi\fi
+  \fi\fi
+\fi\fi%
+}
+\newbox\@floatbox
+\newdimen\floatwidth
+\newdimen\floatheight
+\newdimen\floatruletick \floatruletick=0.4pt
+\newdimen\captionfloatsep \captionfloatsep=10pt
+\def\caption@dir{Z}
+\let\captiondir\relax
+\newdimen\captionwidth \captionwidth\z@
+\def\caption@posa{Z}
+\def\caption@posb{Z}
+\newbox\@captionbox
+\def\captionfontsetup{\normalfont\normalsize}
+\def\layoutfloat{\@ifnextchar(%)
+   {\X@layoutfloat}{\X@layoutfloat(-5\p@,-5\p@)}}
+\def\X@layoutfloat(#1,#2){\@ifnextchar[%]
+   {\@layoutfloat(#1,#2)}{\@layoutfloat(#1,#2)[c]}}
+\long\def\@layoutfloat(#1,#2)[#3]#4{%
+  \setbox\z@\hbox{#4}%
+  \floatwidth=#1 \floatheight=#2 \edef\float@pos{#3}%
+  \ifdim\floatwidth<\z@
+     \floatwidth\wd\z@\floatruletick\z@
+  \fi
+  \ifdim\floatheight<\z@
+     \floatheight\ht\z@\advance\floatheight\dp\z@\relax
+     \floatruletick\z@
+  \fi
+  \setbox\@floatbox\vbox to\floatheight{\offinterlineskip
+    \hrule width\floatwidth height\floatruletick depth\z@
+    \vss\hbox to\floatwidth{%
+      \vrule width\floatruletick height\floatheight depth\z@
+      \hss\vbox to\floatheight{\hsize\floatwidth\vss#4\vss}\hss
+      \vrule width\floatruletick height\floatheight depth\z@
+    }\hrule width\floatwidth height\floatruletick depth\z@}}
+\def\DeclareLayoutCaption#1<#2>(#3)[#4#5]{%
+  \expandafter
+  \ifx\csname #1@layoutcaption\endcsname\relax \else
+    \@latex@info{Redeclaring capiton layout setting of '#1'}%
+  \fi
+  \expandafter
+  \gdef\csname #1@layoutcaption\endcsname{%
+     \if Z\caption@dir\def\caption@dir{#2}\fi
+     \ifdim\captionwidth=\z@ \captionwidth=#3\relax\fi
+     \if Z\caption@posa\def\caption@posa{#4}\fi
+     \if Z\caption@posb\def\caption@posb{#5}\fi}}
+\@onlypreamble\DeclareLayoutCaption
+\DeclareLayoutCaption{figure}<y>(.8\linewidth)[cd]
+\DeclareLayoutCaption{table}<y>(.8\linewidth)[cu]
+\def\layoutcaption{\def\caption@dir{Z}\captionwidth\z@
+  \def\caption@posa{Z}\def\caption@posb{Z}%
+  \@ifnextchar<\X@layoutcaption{%
+    \@ifnextchar(\@ilayoutcaption{%
+      \@ifnextchar[\@iilayoutcaption\relax}}}
+\def\X@layoutcaption<#1>{\def\caption@dir{#1}%
+  \@ifnextchar(\@ilayoutcaption{%
+    \@ifnextchar[\@iilayoutcaption\relax}}
+\def\@ilayoutcaption(#1){\setlength\captionwidth{#1}%
+  \@ifnextchar[{\@iilayoutcaption}{\relax}}
+\def\@iilayoutcaption[#1#2]{%
+  \def\caption@posa{#1}\def\caption@posb{#2}}
+\def\pcaption{\refstepcounter\@captype \@dblarg{\@pcaption\@captype}}
+\long\def\@pcaption#1[#2]#3{%
+  \addcontentsline{\csname ext@#1\endcsname}{#1}{%
+    \protect\numberline{\csname the#1\endcsname}{\ignorespaces#2}}%
+  \ifvoid\@floatbox
+     \latex@error{Use with `\protect\layoutfloat'.}\@eha
+  \fi
+  \make@pcaptionbox{#3}%
+  \@pboxswfalse
+  \setbox\@tempboxa\vbox{\hbox to\hsize{\if l\float@pos\else\hss\fi
+    \if l\caption@posb\box\@captionbox\kern\captionfloatsep\fi
+    \if t\caption@posa\vtop
+    \else\if b\caption@posa\vbox
+    \else\ifmmode\vcenter \else\@pboxswtrue $\vcenter \fi\fi\fi
+    {\if u\caption@posb\box\@captionbox\kern\captionfloatsep\fi
+     \unvbox\@floatbox
+     \if d\caption@posb\kern\captionfloatsep\box\@captionbox\fi}%
+    \if r\caption@posb\kern\captionfloatsep\box\@captionbox\fi
+    \if@pboxsw \m@th$\fi \if r\float@pos\else\hss\fi}}%
+  \par\vskip.25\baselineskip
+  \box\@tempboxa}
+\def\make@pcaptionbox#1{%
+  \expandafter
+  \ifx\csname\@captype @layoutcaption\endcsname\relax
+     \@latex@warning{Default caption layout of `\@captype' unknown.}%
+       \def\caption@dir{Z}\captionwidth\z@
+       \def\caption@posa{Z}\def\caption@posb{Z}%
+  \else
+     \csname \@captype @layoutcaption\endcsname
+  \fi
+  \@tempswafalse
+  % tempswa\hline 基本組の組方向とキャプションの組方向が直交するか？
+  \if y\caption@dir \let\captiondir\yoko
+    \ifodd\ltjgetparameter{direction}\@tempswatrue\fi
+  \else\if z\caption@dir \let\captiondir\relax
+    \ifnum\ltjgetparameter{direction}=3 \let\captiondir\utod\fi
+  \else\if d\caption@dir \let\captiondir\dtou
+    \ifeven\ltjgetparameter{direction}\@tempswatrue\fi
+  \else\if u\caption@dir \let\captiondir\utod
+    \ifeven\ltjgetparameter{direction}\@tempswatrue\fi
+  \else\let\captiondir\tate
+    \ifeven\ltjgetparameter{direction}\@tempswatrue\fi
+  \fi\fi\fi\fi% t -> tate
+  \setbox0\hbox{\hbox{\captiondir
+     \captionfontsetup\parindent\z@\inhibitglue
+     \csname fnum@\@captype\endcsname\char\euc"A1A1\relax#1}}%
+  \if@tempswa \@tempdima\ltjgetht0 \else\@tempdima\ltjgetwd0 \fi
+  \ifdim\@tempdima>\captionwidth \@tempdima\captionwidth \fi
+  \@pboxswfalse
+  \setbox0\hbox{%
+    \if u\caption@posb\vbox
+    \else\if d\caption@posb\vbox
+    \else\if t\caption@posa\vtop
+    \else\if b\caption@posa\vbox
+    \else\ifmmode\vcenter\else\@pboxswtrue $\vcenter\fi
+    \fi\fi\fi\fi
+    {\hsize\@tempdima\kern\z@
+    \vbox{\captiondir\hsize\@tempdima
+      \captionfontsetup\parindent\z@\inhibitglue
+      \csname fnum@\@captype\endcsname\char\euc"A1A1\relax#1}\kern\z@
+    }\if@pboxsw \m@th$\fi}%
+  \let\to@captionboxwidth\relax
+  \if l\caption@posb \else\if r\caption@posb\else
+  \def\to@captionboxwidth{to\floatwidth}\fi\fi
+  \setbox\@captionbox\hbox\to@captionboxwidth{%
+     \if t\caption@posa\else\hss\fi
+     \unhbox0\relax
+     \if b\caption@posa\else\hss\fi}}
+\def\minipage{\@ifnextchar<%>
+   {\X@minipage}{\X@minipage<Z>}}
+\def\X@minipage<#1>{\@ifnextchar[%]
+   {\@iminipage<#1>}{\@iiiminipage<#1>{c}\@empty[s]}}
+\def\@iminipage<#1>[#2]{\@ifnextchar[%]
+   {\@iiminipage<#1>{#2}}{\@iiiminipage<#1>{#2}\@empty[s]}}
+\def\@iiminipage<#1>#2[#3]{\@ifnextchar[%]
+   {\@iiiminipage<#1>{#2}{#3}}{\@iiiminipage<#1>{#2}{#3}[#2]}}
+\def\@iiiminipage<#1>#2#3[#4]#5{%
+  \leavevmode\bgroup
+  \setlength\@tempdima{#5}%
+  \def\@mpargs{<#1>{#2}{#3}[#4]{#5}}%
+  \let\box@dir\relax
+  \if #1z\relax
+    \ifnum\ltjgetparameter{direction}=3\relax
+      \let\box@dir\utod
+    \fi
+  \else
+    \if #1y\relax     \let\box@dir\yoko
+    \else\if #1t\relax\let\box@dir\tate
+    \else\if #1d\relax\let\box@dir\dtou
+    \else\if #1u\relax\let\box@dir\utod
+    \fi\fi\fi\fi
+  \fi
+  \ifx\box@dir\relax
+    \ifcase\ltjgetparameter{direction}\relax
+       \or   \let\box@dir\dtou
+       \or\or\let\box@dir\tate
+       \or   \let\box@dir\yoko
+       \else \let\box@dir\utod
+    \fi
+  \fi
+  \setbox\@tempboxa\vbox\bgroup\box@dir
+    \adjustbaseline
+    \color@begingroup
+      \hsize\@tempdima
+      \textwidth\hsize \columnwidth\hsize
+      \@parboxrestore
+      \def\@mpfn{mpfootnote}\def\thempfn{\thempfootnote}%
+      \c@mpfootnote\z@
+      \let\@footnotetext\@mpfootnotetext
+      \let\@listdepth\@mplistdepth \@mplistdepth\z@
+      \@minipagerestore
+      \global\@minipagetrue %% \global added 24 May 89
+      \everypar{\global\@minipagefalse\everypar{}}}
+\def\endminipage{%
+    \par
+    \unskip
+    \ifvoid\@mpfootins\else
+      \vskip\skip\@mpfootins
+      \normalcolor
+      \footnoterule
+      \unvbox\@mpfootins
+    \fi
+    \global\@minipagefalse   %% added 24 May 89
+  \color@endgroup
+  \egroup
+  \expandafter\@iiiparbox\@mpargs{\unvbox\@tempboxa}\egroup}
+\def\parbox{\@ifnextchar<%>
+   {\X@parbox}{\X@parbox<Z>}}
+\def\X@parbox<#1>{\@ifnextchar[%]
+   {\@iparbox<#1>}{\@iiiparbox<#1>{c}\@empty[s]}}
+\def\@iparbox<#1>[#2]{\@ifnextchar[%]
+   {\@iiparbox<#1>{#2}}{\@iiiparbox<#1>{#2}\@empty[s]}}
+\def\@iiparbox<#1>#2[#3]{\@ifnextchar[%]%
+   {\@iiiparbox<#1>{#2}{#3}}{\@iiiparbox<#1>{#2}{#3}[#2]}}
+\long\def\@iiiparbox<#1>#2#3[#4]#5#6{%
+  \leavevmode\bgroup
+  \setlength\@tempdima{#5}%
+  \fork@parbox@option<#1>[#2]%
+  \@begin@tempboxa\vbox{\box@dir
+    \hsize\@tempdima\@parboxrestore\adjustbaseline#6\endgraf}%
+    \ifx\@empty#3\relax\else
+      \setlength\@tempdimb{#3}%
+      \def\@parboxto{to\@tempdimb}%
+    \fi
+    \@begin@parbox\@parboxto{\box@dir\adjustbaseline
+       \let\hss\vss\let\unhbox\unvbox
+       \csname bm@#4\endcsname}\@end@parbox
+  \@end@tempboxa\egroup}
+\def\fork@parbox@option<#1>[#2]{%
+  \let\box@dir\relax
+  \if #1z\relax
+    \ifnum\ltjgetparameter{direction}=3\relax
+      \let\box@dir\utod
+    \fi
+  \else
+    \if #1y\relax     \let\box@dir\yoko
+    \else\if #1t\relax\let\box@dir\tate
+    \else\if #1d\relax\let\box@dir\dtou
+    \else\if #1u\relax\let\box@dir\utod
+    \fi\fi\fi\fi
+  \fi
+  \ifx\box@dir\relax
+    \ifcase\ltjgetparameter{direction}\relax
+       \or   \let\box@dir\dtou
+       \or\or\let\box@dir\tate
+       \or   \let\box@dir\yoko
+       \else \let\box@dir\utod
+    \fi
+  \fi
+%%% now almost same as \fork@array@option
+\ifnum\ltjgetparameter{direction}=4 % yoko
+  \ifx\box@dir\yoko
+    \if #2t\relax
+       \let\@begin@parbox\vtop
+       \let\@end@parbox\relax
+    \else\if #2b\relax
+       \let\@begin@parbox\vbox
+       \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \else
+    \if #2t\relax
+       \def\@begin@parbox{\vtop\bgroup\kern\z@\vbox}%
+       \def\@end@parbox{\egroup}%
+    \else\if #2b\relax
+       \let\@begin@parbox\vbox
+       \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \fi
+\else\ifnum\ltjgetparameter{direction}=1 % dtou
+  \ifx\box@dir\yoko
+    \if #2t\relax
+       \def\@begin@parbox{\vtop\bgroup\kern\z@\vbox}
+       \def\@end@parbox{\egroup}
+    \else\if #2b\relax
+       \let\@begin@parbox\vbox
+       \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \else\ifx\box@dir\dtou
+    \if #2t\relax
+       \let\@begin@parbox\vtop
+       \let\@end@parbox\relax
+    \else\if #2b\relax
+       \let\@begin@parbox\vbox
+       \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \else % 180 度回転→vtop, vbox を入れ替える
+    \if #2t\relax
+       \let\@begin@parbox\vbox %%% !!!
+       \let\@end@parbox\relax
+    \else\if #2b\relax
+       \let\@begin@parbox\vtop %%% !!!
+       \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \fi\fi
+\else % tate, utod
+  \ifx\box@dir\yoko
+    \if #2t\relax
+      \def\@begin@parbox{\vtop\bgroup\kern\z@\vbox}%
+      \def\@end@parbox{\egroup}%
+    \else\if #2b\relax
+      \def\@begin@parbox{\vbox\bgroup\vbox}%
+      \def\@end@parbox{\kern\z@\egroup}%
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \else\ifx\box@dir\dtou % 180 度回転→vtop, vbox を入れ替える
+    \if #2t\relax
+      \let\@begin@parbox\vbox %%% !!!
+      \let\@end@parbox\relax
+    \else\if #2b\relax
+      \let\@begin@parbox\vtop %%% !!!
+      \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \else
+    \if #2t\relax
+       \let\@begin@parbox\vtop
+       \let\@end@parbox\relax
+    \else\if #2b\relax
+       \let\@begin@parbox\vbox
+       \let\@end@parbox\relax
+    \else
+      \def\@begin@parbox{$\vcenter}%
+      \def\@end@parbox{\m@th$}%
+    \fi\fi
+  \fi\fi
+\fi\fi%
+}
+\def\pbox{\leavevmode\@ifnextchar<{\X@makePbox}{\X@makePbox<Z>}}
+\def\X@makePbox<#1>{%
+  \@ifnextchar[{\@imakePbox<#1>}{\@imakePbox<#1>[-5\p@]}}
+\def\@imakePbox<#1>[#2]{\@ifnextchar[%]
+  {\@iimakePbox<#1>{#2}}{\@iimakePbox<#1>{#2}[c]}}
+\def\@iimakePbox<#1>#2[#3]#4{%
+  \bgroup\let\box@dir\relax
+  \if #1z\relax
+    \ifnum\ltjgetparameter{direction}=3 \relax
+      \let\box@dir\utod
+    \fi
+  \else
+    \if #1y\relax     \let\box@dir\yoko
+    \else\if #1t\relax\let\box@dir\tate
+    \else\if #1d\relax\let\box@dir\dtou
+    \else\if #1u\relax\let\box@dir\utod
+    \fi\fi\fi\fi
+  \fi
+  \ifx\box@dir\relax
+    \ifcase\ltjgetparameter{direction}
+       \or   \let\box@dir\dtou
+       \or\or\let\box@dir\tate
+       \or   \let\box@dir\yoko
+       \else \let\box@dir\utod
+    \fi
+  \fi
+    \ifdim #2 <\z@ \hbox{\box@dir#4}\else
+    \hbox to#2{\box@dir
+               \if #3l\relax\else\hss\fi
+               #4\relax
+               \if #3r\relax\else\hss\fi}\fi\egroup}
+\def\picture{\@ifnextchar<%>
+   {\X@picture}{\X@picture<Z>}}
+\def\X@picture<#1>(#2,#3){\@ifnextchar(%)
+   {\@@picture<#1>(#2,#3)}{\@@picture<#1>(#2,#3)(0,0)}}
+\newdimen\save@ybaselineshift
+\newdimen\save@tbaselineshift
+\newdimen\@picwd
+\def\@@picture<#1>(#2,#3)(#4,#5){%
+  \save@ybaselineshift\ybaselineshift
+  \save@tbaselineshift\tbaselineshift
+  \iftdir
+    \if#1y\let\box@dir\yoko
+      \@picwd=#3\unitlength \@picht=#2\unitlength
+      \@tempdima=#5\unitlength \@tempdimb=#4\unitlength
+    \else\let\box@dir\tate
+      \@picwd=#2\unitlength \@picht=#3\unitlength
+      \@tempdima=#4\unitlength \@tempdimb=#5\unitlength
+    \fi
+  \else
+    \if#1t\let\box@dir\tate
+      \@picwd=#3\unitlength \@picht=#2\unitlength
+      \@tempdima=#5\unitlength \@tempdimb=#4\unitlength
+    \else\let\box@dir\yoko
+      \@picwd=#2\unitlength \@picht=#3\unitlength
+      \@tempdima=#4\unitlength \@tempdimb=#5\unitlength
+    \fi
+  \fi
+  \setbox\@picbox\hbox to\@picwd\bgroup\box@dir
+  \hskip-\@tempdima\lower\@tempdimb\hbox\bgroup
+  \ybaselineshift\z@ \tbaselineshift\z@
+  \ignorespaces}
+\def\endpicture{%
+  \egroup\hss\egroup
+  \ht\@picbox\@picht \wd\@picbox\@picwd \dp\@picbox\z@
+  \mbox{\box\@picbox}%
+  \ybaselineshift\save@ybaselineshift
+  \tbaselineshift\save@tbaselineshift}
+\let\org@put\put
+\def\put{\ybaselineshift\z@\tbaselineshift\z@\org@put}
+\let\org@line\line
+\def\line{\ybaselineshift\z@\tbaselineshift\z@\org@line}
+\let\org@vector\vector
+\def\vector{\ybaselineshift\z@\tbaselineshift\z@\org@vector}
+\let\org@dashbox\dashbox
+\def\dashbox{\ybaselineshift\z@\tbaselineshift\z@\org@dashbox}
+\let\org@oval\oval
+\def\oval{\ybaselineshift\z@\tbaselineshift\z@\org@oval}
+\let\org@circle\circle
+\def\circle{\ybaselineshift\z@\tbaselineshift\z@\org@circle}
+\newif\ifnot@advanceline
+\newskip\rensujiskip
+\rensujiskip=0.25\chs plus.25\zw minus.25\zw
+\DeclareRobustCommand\rensuji{%
+  \@ifstar{\not@advancelinetrue\@rensuji}{\@rensuji}}
+\def\@rensuji{\@ifnextchar[{\@@rensuji}{\@@rensuji[c]}}
+\def\@@rensuji[#1]#2{\ifydir\hbox{#2}\else
+  \hskip\rensujiskip
+  \ifvmode\leavevmode\fi
+  \ifnot@advanceline\not@advancelinefalse\else
+    \setbox\z@\hbox{\yoko#2}%
+    \@tempdima\ht\z@ \advance\@tempdima\dp\z@
+    \if #1c\relax\vrule\@width\z@ \@height.5\@tempdima \@depth.5\@tempdima
+    \else\if #1r\relax\vrule\@width\z@\@height\z@ \@depth\@tempdima
+    \else\vrule\@width\z@ \@height\@tempdima \@depth\z@
+    \fi\fi
+  \fi
+  \if #1c\relax\hbox to1zw{\yoko\hss#2\hss}%
+  \else\if #1r\relax\vbox{\hbox to1zw{\yoko\hss#2}}%
+  \else\vtop{\hbox to1zw{\yoko#2\hss}}%
+  \fi\fi
+  \hskip\rensujiskip
+\fi}
+\let\Rensuji\rensuji
+\let\prensuji\rensuji
+\def\Kanji#1{\expandafter\@Kanji\csname c@#1\endcsname}
+\def\@Kanji#1{\expandafter\kansuji\number #1}
+\def\kanji{\iftdir\expandafter\kansuji\fi}
+\def\boutenchar{\char\euc"A1A2}
+\def\bou#1{\ifvmode\leavevmode\fi\@bou#1\end}
+\def\@bou#1{%
+  \ifx#1\end \let\next=\relax
+  \else
+    \iftdir\if@rotsw
+      \hbox to\z@{\vbox to\z@{\boxmaxdepth\maxdimen
+        \vss\moveleft-0.2zw\hbox{\boutenchar}\nointerlineskip
+        \hbox{\char\euc"A1A1}}\hss}\nobreak#1\relax
+    \else
+      \hbox to\z@{\vbox to\z@{\boxmaxdepth\maxdimen
+        \vss\moveleft0.2zw\hbox{\yoko\boutenchar}\nointerlineskip
+        \hbox{\char\euc"A1A1}}\hss}\nobreak#1\relax
+    \fi\else
+      \hbox to\z@{\vbox to\z@{%
+        \vss\moveleft-0.2zw\hbox{\yoko\boutenchar}\nointerlineskip
+        \hbox{\char\euc"A1A1}}\hss}\nobreak#1\relax
+    \fi
+    \let\next=\@bou
+  \fi\next}
+\def\kasen#1{%
+  \ifydir\underline{#1}%
+  \else\if@rotsw\underline{#1}\else
+    \setbox\z@\hbox{#1}\leavevmode\raise.7zw
+    \hbox to\z@{\vrule\@width\wd\z@ \@depth\z@ \@height.4\p@\hss}%
+    \box\z@
+  \fi\fi}
+\def\@eqnnum{{\reset@font\rmfamily \normalcolor
+  \iftdir\raise.25zh\hbox{\yoko(\theequation)}%
+  \else (\theequation)\fi}}
+\def\@thecounter#1{\noexpand\rensuji{\noexpand\arabic{#1}}}
+\def\@thmcounter#1{\noexpand\rensuji{\noexpand\arabic{#1}}}
+\endinput
+%%
+%% End of file `plext.sty'.

diff --git a/src/ltj-direction.lua b/src/ltj-direction.lua
index 9b2b6ab..4f9da1b 100644 (file)
--- a/src/ltj-direction.lua
+++ b/src/ltj-direction.lua
@@ -278,14 +278,17 @@ end
 -- dir_node に包む方法を書いたテーブル
 local dir_node_aux
 do
+   local floor = math.floor
    local get_h =function (w,h,d) return h end
    local get_d =function (w,h,d) return d end
    local get_h_d =function (w,h,d) return h+d end
    local get_h_d_neg =function (w,h,d) return -h-d end
    local get_h_neg =function (w,h,d) return -h end
    local get_d_neg =function (w,h,d) return -d end
-   local get_w_half =function (w,h,d) return 0.5*w end
-   local get_w_neg_half =function (w,h,d) return -0.5*w end
+   local get_w_half =function (w,h,d) return floor(0.5*w) end
+   local get_w_neg_half =function (w,h,d) return floor(-0.5*w) end
+   local get_w_half_rem =function (w,h,d) return w-floor(0.5*w) end
+   local get_w_neg_half_rem =function (w,h,d) return -w-floor(-0.5*w) end
    local get_w_neg =function (w,h,d) return -w end
    local get_w =function (w,h,d) return w end
    local zero = function() return 0 end
@@ -294,13 +297,13 @@ do
         [dir_tate] = { -- tate 中で組む
            width  = get_h_d,
            height = get_w_half,
-           depth  = get_w_half,
+           depth  = get_w_half_rem,
            [id_hlist] = {
               { 'whatsit', sid_save },
               { 'rotate', '0 1 -1 0' },
               { 'kern', get_w_neg_half },
               { 'box' , get_h },
-              { 'kern', get_w_neg_half },
+              { 'kern', get_w_neg_half_rem },
               { 'whatsit', sid_restore },
            },
            [id_vlist] = {

diff --git a/test/test54-lltjext.pdf b/test/test54-lltjext.pdf
new file mode 100644 (file)
index 0000000..f8c25dd
Binary files /dev/null and b/test/test54-lltjext.pdf differ

diff --git a/test/test54-lltjext.tex b/test/test54-lltjext.tex
new file mode 100644 (file)
index 0000000..96bbd3f
--- /dev/null
+++ b/test/test54-lltjext.tex
@@ -0,0 +1,146 @@
+%#!luajitlatex
+\ifdefined\directlua
+  \documentclass{ltjsarticle}
+  \usepackage{lltjext}
+\else
+  \documentclass{jsarticle}
+  \usepackage{plext}
+  \usepackage{otf}
+\fi
+\pagestyle{empty}
+\usepackage[T1]{fontenc}
+\usepackage[a6paper,landscape,margin=10mm,top=5mm]{geometry}
+\let\mcdefault\gtdefault
+\let\rmdefault\sfdefault
+\newdimen\WIDTH\WIDTH30\Cwd
+
+\def\AX{\adjustbaseline
+  \ifdefined\directlua\ltjsetparameter{autospacing=false, autoxspacing=false}%
+  \else\noautospacing\noautoxspacing\fi}
+\def\TEST#1#2{\newpage
+\hbox to 40\Cwd{\hss\vtop{\hsize=\WIDTH#1
+\normalsize
+\section{組方向: \string#1，ボックス: #2}
+\adjustbaseline
+\paragraph{tabular}\
+
+あいうxyz%
+\begin{tabular}<#2>[t]{ll}
+\hline
+上(\texttt{t} opt)，罫あり&T\\
+\hline
+\end{tabular}
+えおabc\hfil\penalty0\hfilneg あいうxyz%
+\begin{tabular}<#2>[c]{l}
+\hline
+中央(\texttt{c} opt)，罫あり\\
+\hline
+\end{tabular}
+えおabc\hfil\penalty0\hfilneg あいうxyz%
+\begin{tabular}<#2>[b]{l}
+\hline
+下(\texttt{b} opt)，罫あり\\
+\hline
+\end{tabular}
+えおabc\hfil\penalty0\hfilneg あいうxyz
+\begin{tabular}<#2>[t]{l}
+上(\texttt{t} opt)，罫なし\\
+\end{tabular}えおabc\hfil\penalty0\hfilneg 
+あいうxyz%
+\begin{tabular}<#2>[c]{l}
+中央(\texttt{c} opt)，罫なし\\
+\end{tabular}えおabc\hfil\penalty0\hfilneg 
+あいうxyz%
+\begin{tabular}<#2>[b]{l}
+下(\texttt{b} opt)，罫なし\\
+\end{tabular}あいうxyz
+}}
+
+\newpage
+\hbox to 40\Cwd{\hss\vtop{\hsize=\WIDTH#1
+\AX
+
+\paragraph{minipage}\
+
+あいうxyz%
+\begin{minipage}<#2>[t]{10\Cwd}
+そのため、
+仮に区単位でカテゴリコードを変更できるようにしても、SJIS版
+\end{minipage}あいうxyz%
+\begin{minipage}<#2>[c]{10\Cwd}
+そのため、
+仮に区単位でカテゴリコードを変更できるようにしても、SJIS版
+\end{minipage}\hfil\penalty0\hfilneg あいうxyz%
+\begin{minipage}<#2>[b]{10\Cwd}
+そのため、
+仮に区単位でカテゴリコードを変更できるようにしても、SJIS版
+\end{minipage}あいうxyz
+}}
+
+\newpage
+\hbox to 40\Cwd{\hss\vtop{\hsize=\WIDTH#1
+\subsection*{組方向: \string#1，ボックス: #2 後半}
+\AX
+\paragraph{parbox}\
+
+あいうxyz\nobreak%
+\parbox<#2>[t]{10\Cwd}{%
+そのため、
+仮に区単位でカテゴリコードを変更できるようにしても、SJIS版}%
+えおabc\hfil\penalty0\hfilneg あいうxyz\nobreak%
+\parbox<#2>[c]{10\Cwd}{%
+そのため、
+仮に区単位でカテゴリコードを変更できるようにしても、SJIS版}%
+えおabc\hfil\penalty0\hfilneg あいうxyz\nobreak%
+\parbox<#2>[b]{10\Cwd}{%
+そのため、
+仮に区単位でカテゴリコードを変更できるようにしても、SJIS版}%
+えおabc
+}}
+
+\newpage
+\hbox to 40\Cwd{\hss\vtop{\hsize=\WIDTH#1
+
+\paragraph{pbox}\
+
+\AX\noindent
+あいうxyz\nobreak\pbox<#2>[20\Cwd][l]{%
+  計算機科学（Computer Science）}えおabc\hfil\penalty0\hfilneg
+あいうxyz\nobreak\pbox<#2>[20\Cwd][c]{%
+  計算機科学（Computer Science）}えおabc\hfil\penalty0\hfilneg
+あいうxyz\nobreak\pbox<#2>[20\Cwd][r]{%
+  計算機科学（Computer Science）}えおabc
+
+}}}
+\begin{document}
+
+%\tracingifs2\tracingonline2
+\TEST{\yoko}{y}
+\TEST{\yoko}{t}
+\TEST{\yoko}{z}
+\TEST{\tate}{y}
+\TEST{\tate}{t}
+\TEST{\tate}{z}
+
+\ifdefined\directlua
+\TEST{\yoko}{d}
+\TEST{\yoko}{u}
+
+\TEST{\tate}{d}
+\TEST{\tate}{u}
+
+\TEST{\dtou}{y}
+\TEST{\dtou}{t}
+\TEST{\dtou}{z}
+\TEST{\dtou}{d}
+\TEST{\dtou}{u}
+
+\TEST{\utod}{y}
+\TEST{\utod}{t}
+\TEST{\utod}{z}
+\TEST{\utod}{d}
+\TEST{\utod}{u}
+\fi
+\end{document}
+
+

diff --git a/test/test54-res.pdf b/test/test54-res.pdf
new file mode 100644 (file)
index 0000000..8d5ec5c
Binary files /dev/null and b/test/test54-res.pdf differ

diff --git a/test/test54.sh b/test/test54.sh
new file mode 100755 (executable)
index 0000000..a7cbd87
--- /dev/null
+++ b/test/test54.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+platex -jobname test54-p test54-lltjext
+dvipdfmx test54-p
+luajitlatex -jobname test54-l test54-lltjext
+
+cat <<EOF > test54-res.tex
+\documentclass{article}
+\pdfpageattr {/Group << /S /Transparency /I true /CS /DeviceRGB>>}
+\pdfoptionpdfminorversion 7
+\usepackage[a6paper,landscape,margin=0mm]{geometry}
+\usepackage{xcolor,graphicx}
+\usepackage{transparent}
+
+\def\E#1{\newpage\leavevmode
+\hbox to 0pt{\transparent{0.5}\textcolor{red}{%
+\includegraphics[width=\textwidth,page=#1]{test54-p.pdf}}\hss}%
+\hbox to 0pt{\transparent{0.5}\textcolor{blue}{%
+\includegraphics[width=\textwidth,page=#1]{test54-l.pdf}}\hss}%
+}
+
+\begin{document}
+\parindent0pt
+
+\newcount\D
+\D=1
+\loop\ifnum\D<25
+  \E{\the\D}\advance\D1
+ \repeat
+
+\end{document}
+EOF
+
+pdflatex test54-res