Added image to propagation slide.

docs/data/presentationdiagrams.tex

@@ -127,19 +127,29 @@
 \def\nopropagationdiagram{
     \begin{figure}[H]
         \center
-        \begin{tikzpicture}[node distance=5.5em, transform shape, scale=0.7]
-            \draw node[block, yshift=-10em, xshift=-3em] (driver) {Event driver};
-            \draw node[block, below of=driver] (gray) {Outer event area}
-                edge[linefrom] node[left] {1} (driver);
-            \draw node[block, below of=gray] (white) {Inner event area}
-                edge[linefrom] node[left] {2} (gray);
-            \draw node[block, right of=white, xshift=4em] {\emph{drag} detection}
-                edge[linefrom, bend right=15] node[above] {3} (white)
-                edge[lineto, dotted, bend left=15] node[below] {4} (white);
-            \draw node[block, right of=gray, xshift=4em] {\emph{drag} detection};
-            \draw node[block, below of=white] {Application}
-                edge[linefrom, dotted] node[left] {5} (white);
-        \end{tikzpicture}
+        \subfigure{
+            \begin{tikzpicture}[node distance=5.5em, transform shape, scale=0.6]
+                \draw node[draw=black, minimum width=190, minimum height=140] at (0,0) {};
+                \draw node[draw=black!60, minimum height=100, minimum width=100, pattern=north east lines] at (-0.1,-0.1) {};
+                \draw node[fill=gray!60, draw=black!70, minimum height=40, minimum width=40] at (0.3,0.4) {};
+                \fill (0.4, 0.6) circle (0.15);
+            \end{tikzpicture}
+        }
+        \subfigure{
+            \begin{tikzpicture}[node distance=5.5em, transform shape, scale=0.7]
+                \draw node[block, yshift=-10em, xshift=-3em] (driver) {Event driver};
+                \draw node[block, below of=driver] (gray) {Outer event area}
+                    edge[linefrom] node[left] {1} (driver);
+                \draw node[block, below of=gray] (white) {Inner event area}
+                    edge[linefrom] node[left] {2} (gray);
+                \draw node[block, right of=white, xshift=4em] {\emph{drag} detection}
+                    edge[linefrom, bend right=15] node[above] {3} (white)
+                    edge[lineto, dotted, bend left=15] node[below] {4} (white);
+                \draw node[block, right of=gray, xshift=4em] {\emph{drag} detection};
+                \draw node[block, below of=white] {Application}
+                    edge[linefrom, dotted] node[left] {5} (white);
+            \end{tikzpicture}
+        }
     \end{figure}
 }