public void OnSceneGUI()
{
if (edge != null && !edgeBehaviour.gameObject.IsDestroyed())
{
UnityEngine.Event currentEvent = UnityEngine.Event.current;
// Just in case that the values are changed in the editor
if ((edge.From != null) && (edge.To != null))
{
if (currentEvent.type != EventType.mouseDrag)
{
Vector3 handlePosition = edge.Position;
Vector3 newPosition = edgeBehaviour.transform.position;
if (newPosition != handlePosition)
{
edge.Position = newPosition;
edgeBehaviour.transform.position = edge.Position;
this.edgeBehaviour.GraphBehaviour.UpdateEdgeIntersections();
}
}
}
// Delete edge if D-Key is pressed
if (InputHelpers.Pressed(KeyCode.D) && edgeBehaviour != null)
{
edgeBehaviour.Edge.Delete();
return;
}
// Worked: but only for node/edge-layer --> wall-endings have to be changed as well...
// --> maybe with teh graphEvent FromToChanged in the Wall
//// Switch ends on DoubleClick
//if (InputHelpers.DoubleLeftClick())
// edge.SwitchEnds();
if (InputHelpers.DoubleLeftClicked())
{
// Get the mousepointer on XZ-plane and draw a line
Vector3 worldPoint = InputHelpers.GetXZPlaneCollisionInEditor(currentEvent);
float pointOnEdgeParameter;
Vector3 pointOnEdge = MathUtils.GetMinDistancePointOnLine(
edgeBehaviour.Edge.From.Position,
edgeBehaviour.Edge.To.Position,
worldPoint,
out pointOnEdgeParameter);
// Create new Node at the cutting-point on the Edge
Node_Behaviour newNodeBehaviour = edgeBehaviour.GraphBehaviour.CreateNodeBehaviour(pointOnEdge);
// Create new Edge for first part
Edge_Behaviour cutEdge1 = edgeBehaviour.GraphBehaviour.CreateEdgeBehaviour(edgeBehaviour.FromBehaviour, newNodeBehaviour);
// Create new Edge for second part
Edge_Behaviour cutEdge2 = edgeBehaviour.GraphBehaviour.CreateEdgeBehaviour(newNodeBehaviour, edgeBehaviour.ToBehaviour);
//HandleUtility.Repaint();
edgeBehaviour.Edge.Delete();
Debug.Log("Deleted old Edge");
newNodeBehaviour.Node.OnNodeChanged();
Debug.Log("NewNode ChangedEvent");
UnityEngine.Object[] objects = new UnityEngine.Object[1];
objects[0] = newNodeBehaviour.gameObject;
Selection.objects = objects;
Debug.Log("After selecting the new node");
Undo.CreateSnapshot();
Debug.Log("Create Snapshot");
HandleUtility.Repaint();
Debug.Log("Repaint");
return;
}
if (GUI.changed)
{
EditorUtility.SetDirty(edgeBehaviour);
}
}
}
