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Diffstat (limited to 'Master/texmf-dist/tex/latex/ecltree/eclbip.sty')
-rw-r--r-- | Master/texmf-dist/tex/latex/ecltree/eclbip.sty | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/ecltree/eclbip.sty b/Master/texmf-dist/tex/latex/ecltree/eclbip.sty new file mode 100644 index 00000000000..478ecd2bcc5 --- /dev/null +++ b/Master/texmf-dist/tex/latex/ecltree/eclbip.sty @@ -0,0 +1,112 @@ +% eclbip.sty (C) Hideki ISOZAKI Nov. 24, 1990 +% \ignorespaces Dec.2, 1990 +% draw a bipartite graph with epic.sty + +\typeout{ECL Bipartite graph style file by isozaki Dec.2, 1990} + +\endlinechar=-1\relax +\makeatletter + +\newdimen\bip@len +\newbox\bip@box + +% #1...Width of Left Node Group +% #2...Width of Gap between Left Node Group and Right Node Group +% #3...Width of Right Node Group +% #4...Height of Vertical Gap between Nodes +% #5...Width of a Bullet and its Label + +\def\bipartite#1#2#3#4#5{ + \bip@init\bip@sep{#4} + \bip@init\bip@lW{#1} + \bip@init\bip@eW{#2} + \bip@init\bip@rW{#3} + \let\bip@lX=\bip@lW + \bip@init\bip@rX{\bip@lX\p@}\bip@add\bip@rX{#2} + \bip@init\bip@tX{\bip@rX\p@}\bip@add\bip@tX{#3} + \bip@init\bip@lY{\z@} + \bip@init\bip@rY{\z@} + \xdef\bip@bot{0.0} + \bip@init\bip@elX{\bip@lX\p@} + \bip@add\bip@elX{#5} + \bip@init\bip@erX{\bip@rX\p@} + \bip@add\bip@erX{-#5} + \unitlength=\p@ + \def\endbipartite{\endpicture + \hbox{\vrule\@depth\bip@bot\p@\@height\z@\@width\z@}} + \picture(\bip@tX,0)(0,0)\ignorespaces} + +% +% \leftnode[#1]{#2} +% #1=label, #2=content +% +% \leftnode{#1}=\leftnode[#1]{#1} +% + +\def\leftnode{\@dblarg{\@leftnode}} + +\def\@leftnode[#1]#2{ + \setbox\bip@box=\hbox to \z@{\hss + \@iparbox[c]{\bip@lW\p@}{\raggedleft #2}} + \bip@init\bip@halfH{-.5\ht\bip@box} + \bip@add\bip@halfH{-.5\dp\bip@box} + \bip@init\bip@corrY{\bip@halfH\p@} + \bip@add\bip@corrY{\dp\bip@box} + \bip@add\bip@lY{\bip@halfH\p@} + \put(\bip@lX,\bip@lY){\raise\bip@corrY\p@\box\bip@box} + \put(\bip@elX,\bip@lY){\makebox(0,0){$\bullet$}} + \expandafter\edef\csname bip@L#1\endcsname{\bip@lY} + \bip@add\bip@lY{\bip@halfH\p@} + \bip@max\bip@bot{-\bip@lY\p@} + \bip@add\bip@lY{-\bip@sep\p@}\ignorespaces} + +\def\rightnode{\@dblarg{\@rightnode}} + +\def\@rightnode[#1]#2{ + \setbox\bip@box=\hbox to \z@{ + \@iparbox[c]{\bip@rW\p@}{\raggedright #2}\hss} + \bip@init\bip@halfH{-.5\ht\bip@box} + \bip@add\bip@halfH{-.5\dp\bip@box} + \bip@init\bip@corrY{\bip@halfH\p@} + \bip@add\bip@corrY{\dp\bip@box} + \bip@add\bip@rY{\bip@halfH\p@} + \put(\bip@rX,\bip@rY){\raise\bip@corrY\p@\box\bip@box} + \put(\bip@erX,\bip@rY){\makebox(0,0){$\bullet$}} + \expandafter\edef\csname bip@R#1\endcsname{\bip@rY} + \bip@add\bip@rY{\bip@halfH\p@} + \bip@max\bip@bot{-\bip@rY\p@} + \bip@add\bip@rY{-\bip@sep\p@}\ignorespaces} + +% +% Draw Edges between Nodes +% + +\def\brush#1{\def\bip@brush{#1}\ignorespaces} +\brush{\drawline} + +\def\match#1#2{ + \bip@brush(\bip@elX,\@nameuse{bip@L#1})(\bip@erX,\@nameuse{bip@R#2}) + \ignorespaces} + +% +% (1) Avoidance of too much use of dimen. +% (2) Easy conversion between picture coord and real dimen +% ---> Keep dimen without 'pt' +% + +\def\bip@init#1#2{\bip@len=#2\relax + \edef#1{\expandafter\@RemoveDim\the\bip@len}} + +\def\bip@add#1#2{\bip@len=#1\p@\relax\advance\bip@len by #2\relax + \edef#1{\expandafter\@RemoveDim\the\bip@len}} + +\def\bip@max#1#2{\bip@len=#1\p@\relax + \ifdim\bip@len<#2\relax\bip@len=#2 + \xdef#1{\expandafter\@RemoveDim\the\bip@len}\fi} + +{\catcode`\p=12 \catcode`\t=12 +\gdef\@RemoveDim#1pt{#1}} + +\endlinechar=13\relax + +\endinput |