update "wegweiser" task sheet: add building plans

nevertheless, this task sheet still needs refinement

installparty/aufgabenzettel/wegweiser.tex

@@ -14,14 +14,39 @@
 \end{itemize}
 \subsection*{Aufbau:}
 \begin{itemize}
-  \item Wegweiser im Erdgeschoss und 1. Obergeschoss aufhängen (Gebäudeplan hier einfügen)
-  %TODO Grundriss suchen
+  \item Wegweiser im Erdgeschoss und 1. Obergeschoss aufhängen
 \end{itemize}
-\subsection*{Lageplan:}
-\resizebox{\textwidth}{!}{%
+
+\subsection*{(Teil-)Plan Physikzentrum Gebäudeteil 28:}
+
+\begin{tikzpicture}
+  \begin{scope}
+    \clip (.2\textwidth,.2\textwidth) rectangle (\textwidth,.75\textwidth);
+    \node[anchor=south west,inner sep=0] (image) at (0,0) {\includegraphics[width=1\textwidth]{phys_building28_floor0.pdf}};
+  \end{scope}
+  \begin{scope}[x={(image.south east)},y={(image.north west)}]
+    \node[draw] at (.8,.9) {Erdgeschoss};
+    \draw[line width=1mm,->] (.3,.9) node[left,align=right,font=\small] {Hörsaal\\28 D 001} -> (.375,.9);
+    \draw[line width=1mm,->,gray] (1.02,.5) node[right,align=left,font=\small] {Übergang zu\\ Gebäudeteil 26} -> (.95,.5);
+    \draw[line width=1mm,->,gray] (.85,.5) -> (.8,.5);
+    \draw[line width=1mm,->,gray] (.7,.5) -> (.65,.5);
+    \draw[line width=1mm,->,gray] (.55,.499) -> (.5,.497);
+    \draw[line width=1mm,->,gray] (.45,.495) -- (.415,.495) -- (.385, .53)  -> (.385,.57);
+    \draw[line width=1mm,->,gray] (.405,.62) -- (.42, .665)  -> (.427,.75);
+  \end{scope}
+\end{tikzpicture}
+
+\vspace{1em}
+
 \begin{tikzpicture}
-  \input{lageplantikz.tex}
+  \begin{scope}
+    \clip (.2\textwidth,.175\textwidth) rectangle (\textwidth,.65\textwidth);
+    \node[anchor=south west,inner sep=0] (image) at (0,0) {\includegraphics[width=1\textwidth]{phys_building28_floor1.pdf}};
+  \end{scope}
+  \begin{scope}[x={(image.south east)},y={(image.north west)}]
+    \node[draw] at (.8,.9) {1. Obergeschoss};
+    % I've got no idea, if you can use the entrance for 28D001 on this floor (and walk down to the registration table), or if you should go down to the ground floot ... please help!
+  \end{scope}
 \end{tikzpicture}
-}
 
 \end{document}