Draw groups using call to Group._repr_png_()

Now that the functionality has been integrated into RMG-Py.

rmgweb/main/views.py

@@ -286,27 +286,7 @@ def drawGroup(request, adjlist):
     adjlist = str(urllib.unquote(adjlist))
     pattern = Group().fromAdjacencyList(adjlist)
 
-    graph = pydot.Dot(graph_type='graph', dpi="52")
-    for index, atom in enumerate(pattern.atoms):
-        atomType = '%s ' % atom.label if atom.label != '' else ''
-        atomType += ','.join([atomType.label for atomType in atom.atomType])
-        atomType = '"' + atomType + '"'
-        graph.add_node(pydot.Node(name='%i' % (index+1), label=atomType, fontname='Helvetica', fontsize="16"))
-    for atom1 in pattern.atoms:
-        for atom2, bond in atom1.bonds.iteritems():
-            index1 = pattern.atoms.index(atom1)
-            index2 = pattern.atoms.index(atom2)
-            if index1 < index2:
-                bondType = ','.join([order for order in bond.order])
-                bondType = '"' + bondType + '"'
-                graph.add_edge(pydot.Edge(
-                    src = '%i' % (index1+1),
-                    dst = '%i' % (index2+1),
-                    label = bondType,
-                    fontname='Helvetica', fontsize = "16",
-                ))
-
-    response.write(graph.create(prog='neato', format='png'))
+    response.write(pattern._repr_png_())
 
     return response