///Create a new nested graph for the provided INestedNode parent.
public static Graph CreateNested(INestedNode parent, System.Type type, string name)
{
var newGraph = new GameObject(name).AddComponent(type) as Graph;
newGraph.name = name;
Undo.RegisterCreatedObjectUndo(newGraph.gameObject, "New Graph");
if (parent != null)
{
Undo.RecordObject(parent as Node, "New Graph");
newGraph.transform.parent = (parent as Node).graph.transform;
newGraph.transform.localPosition = Vector3.zero;
}
parent.nestedGraph = newGraph;
return(newGraph);
}
///Disconnects and then removes a node from this graph
public void RemoveNode(Node node)
{
if (!allNodes.Contains(node))
{
Debug.LogWarning("Node is not part of this graph", gameObject);
return;
}
#if UNITY_EDITOR
if (node is IAutoSortable && node.inConnections.Count == 1 && node.outConnections.Count == 1)
{
var relinkNode = node.outConnections[0].targetNode;
RemoveConnection(node.outConnections[0]);
node.inConnections[0].Relink(relinkNode);
}
#endif
foreach (Connection outConnection in node.outConnections.ToArray())
{
RemoveConnection(outConnection);
}
foreach (Connection inConnection in node.inConnections.ToArray())
{
RemoveConnection(inConnection);
}
#if UNITY_EDITOR
Undo.RecordObject(this, "Delete Node");
#endif
allNodes.Remove(node);
#if UNITY_EDITOR
Undo.DestroyObjectImmediate(node.gameObject);
#else
DestroyImmediate(node.gameObject, true);
#endif
#if UNITY_EDITOR
Undo.RecordObject(this, "Delete Node");
#endif
UpdateNodeIDsInGraph();
if (node == primeNode)
{
primeNode = GetNodeWithID(1);
}
#if UNITY_EDITOR
INestedNode nestNode = node as INestedNode;
if (nestNode != null && nestNode.nestedGraph != null)
{
var isPrefab = PrefabUtility.GetPrefabType(nestNode.nestedGraph) == PrefabType.Prefab;
if (!isPrefab && EditorUtility.DisplayDialog("Deleting Nested Node", "Delete assign nested graph '" + nestNode.nestedGraph.name + "' as well?", "Yes", "No"))
{
Undo.DestroyObjectImmediate(nestNode.nestedGraph.gameObject);
}
}
#endif
}
