private void UpdateDragNode(BehaviorWindow window, Event currentEvent)
{
Vector2 mousePosition = window.WindowToGridPosition(currentEvent.mousePosition);
for (int i = 0; i < Selection.objects.Length; ++i)
{
if (Selection.objects[i] is Node)
{
Node node = Selection.objects[i] as Node;
int nodeID = node.GetInstanceID();
NodeEditor nodeEditor = window.behaviorGraphEditor.nodeEditors[nodeID];
Vector2 nodePosition = mousePosition + dragOffsets[i];
if (GRID_SNAP)
{
nodePosition = new Vector2(
Mathf.Round(nodePosition.x),
Mathf.Round(nodePosition.y)
);
}
nodeEditor.SetEditorPosition(nodePosition);
window.behaviorGraphEditor.RearrangeExecutionIndexes(node.input);
}
}
window.Repaint();
}
public void Update(BehaviorWindow window, Event currentEvent)
{
window.wantsMouseMove = true;
switch (currentEvent.type)
{
case EventType.ScrollWheel:
this.UpdateZoom(window, currentEvent);
break;
case EventType.MouseDrag:
if (currentEvent.button == 0)
{
if (this.draggingNode)
{
this.UpdateDragNode(window, currentEvent);
}
else if (this.draggingPort)
{
this.UpdateDragPort(window, currentEvent);
}
}
else if (currentEvent.button == 1 || currentEvent.button == 2)
{
this.UpdatePan(window, currentEvent);
}
break;
case EventType.MouseDown:
this.UpdateMouseDown(window, currentEvent);
window.Repaint();
break;
case EventType.MouseUp:
this.UpdateMouseUp(window, currentEvent);
window.Repaint();
break;
case EventType.ValidateCommand:
case EventType.ExecuteCommand:
this.UpdateCommands(window, currentEvent);
break;
}
if (!HOVER_IS_TOOLBAR && !HOVER_IS_BLACKBOARD)
{
Vector2 position = currentEvent.mousePosition;
MOUSE_POSITION = window.WindowToGridPosition(position);
}
}
// PRIVATE METHODS: -----------------------------------------------------------------------
private void RecalculateDragOffsets(BehaviorWindow window, Event currentEvent)
{
this.dragOffsets = new Vector2[Selection.objects.Length];
for (int i = 0; i < Selection.objects.Length; i++)
{
if (Selection.objects[i] is Node)
{
Node node = Selection.objects[i] as Node;
this.dragOffsets[i] = node.position - window.WindowToGridPosition(currentEvent.mousePosition);
}
else
{
this.dragOffsets[i] = Vector2.zero;
}
}
}