private void RemoveConnectionToDrawDrawable()
{
if (conToDraw != null)
{
editorBelongingTo.RemoveConnection(conToDraw);
conToDraw = null;
}
}
public void AddConnectionToDraw(ConnectionToDraw toDraw)
{
if (toDraw == null)
{
return;
}
connectionsToDraw.Add(toDraw);
}
public void DeleteNode()
{
if (GraphNode.HasParent)
{
GraphNode.UncoupleFromParent();
editorBelongingTo.RemoveConnection(conToDraw);
conToDraw = null;
}
if (GraphNode is ParentableNode)
{
var n = GraphNode as ParentableNode;
//unset con to draw for all child nodes
foreach (BaseFuncGraphNode node in n)
{
if (node != null)
{
var editorNode = editorBelongingTo.GetNode(node);
editorNode.RemoveConnectionToDrawDrawable();
}
}
//make sure to unset all children
n.RemoveAllChildren();
}
//probably not necessary
// but maybe avoid circular reference and no garbage collection
for (int i = 0; i < connectionPoints.Count; i++)
{
connectionPoints[i].UnsetNodeBelongingTo();
}
//inform graph
editorBelongingTo.RemoveNode(this);
GraphNode = null;
}
private void CreateConnectionDrawable(FunctionGraphEditorNode to, ConnectionPoint fromPoint, ConnectionPoint toPoint)
{
conToDraw = new ConnectionToDraw(this, to, fromPoint, toPoint, to.connectionPoints.IndexOf(toPoint));
}
public void RemoveConnection(ConnectionToDraw conToDraw)
{
connectionsToDraw.Remove(conToDraw);
}