65 lines
2.4 KiB
Text
65 lines
2.4 KiB
Text
\documentclass{standalone}
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\input{common-headers}
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\input{sigles}
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\begin{document}
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\begin{tikzpicture}[scale=0.9,
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shf/.style={isosceles triangle, shape border rotate=90, minimum height=0.5cm,
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minimum width=.7cm, fill=red!30!white, isosceles triangle stretches},
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she/.style={fill=black, rectangle, inner xsep=0.3cm, inner ysep=0.06cm},
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shc/.style={fill=black, circle, inner sep=0.1cm},
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2cell/.style={fill=red!30!white},
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1cell/.style={draw=black, ultra thick},
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0cell/.style={shape=circle, fill=black, draw=white, ultra thick, inner sep=0.1cm}]
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% Figure on the left
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\begin{scope}[xshift=-6cm, yshift=1.55cm,every node/.style={draw=white, ultra thick, inner sep=0}]
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%nodes
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\node[shf] (f) [label=above:$f$] {};
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\node[she] (e2) [label=right:$e_2$,below=of f] {};
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\node[she] (e1) [label=right:$e_1$,left=of e2] {};
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\node[she] (e3) [label=right:$e_3$,right=of e2] {};
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\node[shc] (c2) [label=below:$c_2$,below=of e1] {};
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\node[shc] (c1) [label=below:$c_1$,below=of e2] {};
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\node[shc] (c3) [label=below:$c_3$,below=of e3] {};
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%incidence
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\draw (f) -- (e1);\draw (f) -- (e2);\draw (f) -- (e3);
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\draw (e1) -- (c1);\draw (e1) -- (c2);
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\draw (e2) -- (c2);\draw (e2) -- (c3);
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\draw (e3) -- (c1);\draw (e3) -- (c3);
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\end{scope}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% Figure on the center
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\begin{scope}[scale=0.8]
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\fill[2cell] (90:2cm) -- (210:2cm) -- (330:2cm);
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\node at (0,0) {$f$};
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\end{scope}
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\draw[1cell] (90 :2cm) -- node[above left] {$e_1$} (210:2cm);
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\draw[1cell] (210:2cm) -- node[below] {$e_2$} (330:2cm);
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\draw[1cell] (330:2cm) -- node[above right] {$e_3$} ( 90:2cm);
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\node[0cell,label=above:$c_1$] at ( 90:2cm) {};
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\node[0cell,label=left:$c_2$] at (210:2cm) {};
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\node[0cell,label=right:$c_3$] at (330:2cm) {};
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% Figure on the right
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\begin{scope}[xshift=6cm]
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\begin{scope}[scale=0.8]
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\fill[2cell] (90:2cm) -- (210:2cm) -- (330:2cm);
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\node at (0,0) {$12$};
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\end{scope}
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\draw[1cell] (90 :2cm) -- node[above left] {$5$} (210:2cm);
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\draw[1cell] (210:2cm) -- node[below] {$6$} (330:2cm);
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\draw[1cell] (330:2cm) -- node[above right] {$5$} ( 90:2cm);
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\node[0cell,label=above:{$(0,4)$}] at ( 90:2cm) {};
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\node[0cell,label=below:{$(-3,0)$}] at (210:2cm) {};
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\node[0cell,label=below:{$(3,0)$}] at (330:2cm) {};
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\end{scope}
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\end{tikzpicture}
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\end{document}
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