public void LoadGraph(string file)
{
ParserResults <string> res = null;
if (file.EndsWith(".xml"))
{
res = xml_parser.Parse(file);
}
else
{
res = text_parser.Parse(file);
}
ResetGraph();
var bg = new BiGraph <string>();
current_graph = bg;
foreach (var n in res.Nodes)
{
bg.AddVertex((Node <string>)n);
// add nodes to cboxes
var ci = new ComboBoxItem(n.Key + "_node", n.Key);
ci.Tag = n;
start_node.Items.Add(ci);
goal_node.Items.Add(ci);
// set defaults
goal_node.SelectedIndex = goal_node.Items.Count - 1;
start_node.SelectedIndex = 0;
// set nodes event handlers
n.OnPostVisit += N_OnPostVisit;
n.OnPreVisit += N_OnPreVisit;
n.OnVisit += N_OnVisit;
n.OnActionVisit += N_OnActionVisit;
}
foreach (var e in res.Edges)
{
// set node edges
e.Source.Edges.Add(e);
bg.AddEdge((Base.Edge <string>)e);
}
wpfHost.Child = GenerateWpfVisuals <string>(bg, ref _gArea);
_gArea.Generate();
_zoomctrl.ZoomToFill();
}
private void add_edge_Click(object sender, EventArgs e)
{
var avf = new AddEdgeForm(start_node.Items.Cast <ComboBoxItem>().ToArray());
avf.ShowDialog(this);
if (avf.Add && current_graph != null)
{
var edge = new Base.Edge <string>(avf.Source, avf.Target, avf.Weight);
// set node edges
avf.Source.Edges.Add(edge);
current_graph.AddEdge(edge);
wpfHost.Child = GenerateWpfVisuals <string>(current_graph, ref _gArea);
_gArea.Generate();
_zoomctrl.ZoomToFill();
}
}
