/// <summary>
/// Removes an edge, if the edge doesn't exist then nothing happens.
/// </summary>
/// <param name="edge">edge reference</param>
virtual public void RemoveEdge(Edge edge)
{
if (edge == null)
{
return;
}
if (!Edges.Contains(edge))
{
return;
}
Node source = edge.SourceNode;
Node target = edge.TargetNode;
if (source != target)
{
source.RemoveOutEdge(edge);
target.RemoveInEdge(edge);
}
else
{
source.RemoveSelfEdge(edge);
}
Edges.Remove(edge);
GeometryGraph.RemoveEdge(edge.GeometryObject as Msagl.Edge);
}