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@@ -2,33 +2,62 @@
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\usepackage[pdftex,active,tightpage]{preview}
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\setlength\PreviewBorder{2mm}
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+\usepackage[utf8]{inputenc} % this is needed for german umlauts
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+\usepackage[ngerman]{babel} % this is needed for german umlauts
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+\usepackage[T1]{fontenc} % this is needed for correct output of umlauts in pdf
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\usepackage{tikz}
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\usetikzlibrary{arrows,shapes}
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+\usepackage{pgfplots}
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+
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+% argument #1: any options
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+\newenvironment{customlegend}[1][]{%
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+ \begingroup
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+ % inits/clears the lists (which might be populated from previous
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+ % axes):
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+ \csname pgfplots@init@cleared@structures\endcsname
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+ \pgfplotsset{#1}%
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+}{%
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+ % draws the legend:
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+ \csname pgfplots@createlegend\endcsname
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+ \endgroup
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+}%
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+
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+% makes \addlegendimage available (typically only available within an
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+% axis environment):
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+\def\addlegendimage{\csname pgfplots@addlegendimage\endcsname}
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+
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\begin{document}
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\begin{preview}
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-\begin{tikzpicture}[>=stealth',shorten >=1pt,auto,node distance=3cm,
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+\begin{tikzpicture}[>=stealth',shorten >=1pt,auto,node distance=3.5cm,
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pflicht/.style ={rectangle, draw=blue, thick, fill=blue!20,align=center, rounded corners, minimum height=2em},
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-wahl/.style ={rectangle, draw=green, thick, fill=green!20,align=center, rounded corners, minimum height=2em}]
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+wahl/.style ={rectangle, draw=green, thick, fill=green!20,align=center, rounded corners, minimum height=2em},
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+soft/.style ={rectangle, draw=red, thick, fill=red!20,align=center, rounded corners, minimum height=2em}]
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% Draw the vertices.
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\node[pflicht] (programmieren) {Programmieren};
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- \node[pflicht] (gbi) [right of=programmieren] {GBI};
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- \node[pflicht] (wt) [right of=gbi] {WT};
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- \node[pflicht] (tgi) [below of=gbi] {TGI};
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- \node[pflicht] (os) [right of=wt] {OS};
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- \node[pflicht] (algi) [right of=os] {Algorithmen I};
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- \node[pflicht] (algii)[below of=algi] {Algorithmen II};
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- \node[pflicht] (dt) [right of=algi] {DT};
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- \node[pflicht] (ro) [below of=dt] {RO};
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- \node[pflicht] (lai) [right of=dt] {LA I};
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- \node[pflicht] (laii) [below of=lai] {LA II};
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- \node[pflicht] (anai) [right of=lai] {ANA I};
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- \node[pflicht] (anaii) [below of=anai] {ANA II};
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- \node[pflicht] (swti) [left of=programmieren] {SWT I};
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- \node[pflicht] (pse) [below left of=tgi] {PSE};
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- \node[wahl] (icpc) [below of=algii] {ICPC};
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- \node[wahl] (web) [above of=swti] {Web Engineering};
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- \node[wahl] (tse) [left of=pse] {TSE};
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+ \node[pflicht] (gbi) [right of=programmieren] {GBI};
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+ \node[pflicht] (lai) [right of=gbi] {LA I};
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+ \node[pflicht] (anai) [right of=lai] {ANA I};
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+
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+ \node[pflicht] (laii) [below of=lai] {LA II};
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+ \node[pflicht] (anaii) [below of=anai] {ANA II};
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+ \node[pflicht] (algi) [below of=gbi] {Algorithmen I};
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+ \node[pflicht] (swti) [below of=programmieren] {SWT I};
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+ \node[pflicht] (ro) [right of=anaii] {RO};
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+
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+ \node[pflicht] (dt) [below of=ro] {DT};
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+ \node[pflicht] (wt) [left of=dt] {WT};
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+ \node[pflicht] (tgi) [left of=wt] {TGI};
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+ \node[pflicht] (os) [left of=tgi] {OS};
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+ \node[pflicht] (pse) [left of=os] {PSE};
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+ \node[soft] (tse) [left of=pse] {TSE};
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+
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+ \node[pflicht] (algii) [below of=tgi] {Algorithmen II};
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+
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+ \node[wahl] (icpc) [below of=algii] {ICPC};
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+
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+ \node[wahl] (web) [left of=swti] {Web Engineering};
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+
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% Connect vertices with edges and draw weights
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\path[->] (gbi) edge[thick] node {} (tgi);
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@@ -37,23 +66,34 @@ wahl/.style ={rectangle, draw=green, thick, fill=green!20,align=center, rounded
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\path[->] (wt) edge node {} (algii);
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\path[->] (dt) edge node {} (ro);
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\path[->] (lai) edge[ultra thick] node {} (laii);
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- \path[<->] (lai) edge[bend right] node {} (gbi);
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+ \path[<->] (lai) edge node {} (gbi);
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\path[->] (anai) edge[ultra thick] node {} (anaii);
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\path[->] (laii) edge[bend left] node {} (algii);
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- \path[->] (programmieren) edge [very thick] node {} (swti);
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- \path[->] (programmieren) edge node {} (pse);
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- \path[->] (programmieren) edge[bend left] node {} (os);
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+ \path[->] (programmieren) edge[very thick] node {} (swti);
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+ \path[->] (programmieren) edge[bend left] node {} (pse);
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+ \path[->] (programmieren) edge node {} (os);
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\path[->] (swti) edge node {} (pse);
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\path[<->] (ro) edge node {} (os);
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\path[<->] (algii) edge [very thick] node {} (icpc);
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\path[->] (swti) edge node {} (web);
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\path[<->] (pse) edge[red] node {} (tse);
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- \path[->] (laii) edge[red, bend left] node {} (pse);
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- \path[->] (anaii) edge[red, bend left] node {} (pse);
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- \path[->] (programmieren) edge[red, bend left] node {} (pse);
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- \path[->] (algi) edge[red, bend left] node {} (pse);
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- \path[->] (swti) edge[red, bend left] node {} (pse);
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- \path[->] (gbi) edge[red, bend left] node {} (pse);
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+
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+ \path[->] (laii) edge[red] node {} (pse);
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+ \path[->] (anaii) edge[red] node {} (pse);
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+ \path[->] (programmieren) edge[red, bend right] node {} (pse);
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+ \path[->] (algi) edge[red] node {} (pse);
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+ \path[->] (swti) edge[red, bend right] node {} (pse);
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+ \path[->] (gbi) edge[red] node {} (pse);
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+
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+ \begin{customlegend}[legend entries={Pflichtmodul,Wahlmodul,Softskill,Inhaltliche Abhängigkeit,Harte Abhängigkeit},legend style={at={(-3,-12)},anchor=center}]
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+ \addlegendimage{blue,fill=blue!20,area legend}
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+ \addlegendimage{green,fill=green!20,area legend}
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+ \addlegendimage{red,fill=red!20,area legend}
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+ \addlegendimage{->,black,sharp plot}
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+ \addlegendimage{->,red,sharp plot}
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+ %\addlegendimage{red,fill=black!50!red,mark=*,sharp plot}
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+ %\addlegendimage{red,fill=black!50!red,ybar,ybar legend}
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+ \end{customlegend}
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\end{tikzpicture}
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\end{preview}
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\end{document}
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Martin Thoma