private GraphViewChange OnGraphViewChanged(GraphViewChange graphViewChange)
{
if (graphViewChange.elementsToRemove != null)
{
foreach (var elem in graphViewChange.elementsToRemove)
{
if (elem is BaseNodeView nodeView)
{
_graph.RemoveNode(nodeView.Node);
}
if (elem is BaseConnectionView connectionView)
{
_graph.Disconnect(connectionView.Connection);
}
}
}
return(graphViewChange);
}
