public void RedirectEdge(FlNwNodeVisualization _to_node, bool _rerout_start, FlowNetwork _owner)
{
if (_to_node == null || _owner == null)
{
return;
}
// perform redirection in the data
FlNetEdge edge_data = this.FN_Edge;
FlNetNode node_data = _to_node.FN_Node;
bool success = false;
if (edge_data != null && node_data != null)
{
success = _owner.RedirectEdge(edge_data, _rerout_start, node_data);
}
// perform redirection in the visualizations
if (success)
{
if (_rerout_start)
{
this.StartVis = _to_node;
}
else
{
this.EndVis = _to_node;
}
}
}
public void RedirectAfterConversion(FlNwNodeVisualization _to_node, bool _rerout_start)
{
// old node was deleted !
if (_rerout_start)
{
this.StartVis = _to_node;
}
else
{
this.EndVis = _to_node;
}
}
public FlNwEdgeVisualization(FlowNwGraph _parent, FlNetEdge _fn_edge, FlNwNodeVisualization _start_vis, FlNwNodeVisualization _end_vis)
: base(_parent, FlNwElementVisualization.NODE_WIDTH_DEFAULT, FlNwElementVisualization.NODE_HEIGHT_DEFAULT,
_fn_edge.Start.Position.X + FlNwElementVisualization.NODE_WIDTH_DEFAULT * 0.5,
_fn_edge.Start.Position.Y + FlNwElementVisualization.NODE_HEIGHT_DEFAULT * 0.5)
{
this.fn_edge = _fn_edge;
this.fn_edge.PropertyChanged += fn_edge_PropertyChanged;
this.UpdateGeometry();
this.StartVis = _start_vis;
this.EndVis = _end_vis;
}
private void node_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
FlNwNodeVisualization node = sender as FlNwNodeVisualization;
if (node == null || e == null)
{
return;
}
if (e.PropertyName == "Position")
{
this.UpdateGeometry();
this.UpdateContent();
}
}
