thirdparty/python-graph/examples/draw.py
changeset 594 06c2228e39cb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/thirdparty/python-graph/examples/draw.py	Wed Nov 26 23:56:19 2008 +0000
@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2007-2008 Pedro Matiello <pmatiello@gmail.com>
+# License: MIT (see COPYING file)
+
+import sys
+sys.path.append('..')
+sys.path.append('/usr/lib/graphviz/python/')
+import graph
+import gv
+
+# Graph creation
+gr = graph.graph()
+
+# Add nodes and edges
+gr.add_nodes(["Portugal","Spain","France","Germany","Belgium","Netherlands","Italy"])
+gr.add_node("England")
+gr.add_node("Ireland")
+gr.add_node("Scotland")
+gr.add_node("Wales")
+
+gr.add_edge("Portugal", "Spain")
+gr.add_edge("Spain","France")
+gr.add_edge("France","Belgium")
+gr.add_edge("France","Germany")
+gr.add_edge("France","Italy",)
+gr.add_edge("Belgium","Netherlands")
+gr.add_edge("Germany","Belgium")
+gr.add_edge("Germany","Netherlands")
+gr.add_edge("England","Wales")
+gr.add_edge("England","Scotland")
+gr.add_edge("Scotland","Wales")
+
+# Print to DOT Language
+dot = gr.write(fmt='dot')
+print dot
+
+# Print graph as PNG image
+gvv = gv.readstring(dot)
+gv.layout(gvv,'neato')
+gv.render(gvv,'png','graph.png')