public void HandleEvent(EventType eventType, int button, Vector2 mousePosition)
{
var selectableContainers = USHierarchy.ISelectableContainers();
var allObjectsUnderMouse = new List <UnityEngine.Object>();
var hasObjectsUnderMouse = false;
objectContainerMap.Clear();
foreach (var selectableContainer in selectableContainers)
{
var objectsUnderMouse = new List <UnityEngine.Object>();
if (IsBoxSelecting && HasStartedDrag)
{
objectsUnderMouse = selectableContainer.GetSelectableObjectsUnderRect(SelectionArea, ScrollInfo.currentScroll.y);
}
else
{
objectsUnderMouse = selectableContainer.GetSelectableObjectUnderPos(mousePosition);
}
allObjectsUnderMouse.AddRange(objectsUnderMouse);
if (objectsUnderMouse.Count > 0)
{
hasObjectsUnderMouse = true;
}
objectContainerMap[selectableContainer] = objectsUnderMouse;
}
switch (eventType)
{
case EventType.MouseDown:
{
HasProcessedInitialDrag = false;
IsDragging = false;
IsBoxSelecting = false;
DragStartPosition = mousePosition;
if (!hasObjectsUnderMouse && Event.current.button == 0)
{
IsBoxSelecting = true;
}
if (hasObjectsUnderMouse && Event.current.button == 0)
{
IsDragging = true;
}
if (IsDragging && Event.current.alt && Event.current.control)
{
IsDuplicating = true;
}
// if we have no objects under our mouse, then we are likely trying to clear our selection
if (!hasObjectsUnderMouse && (!Event.current.control && !Event.current.command))
{
foreach (var selectableContainer in selectableContainers)
{
selectableContainer.ResetSelection();
}
}
if (!Event.current.control && !Event.current.command)
{
Selection.activeGameObject = null;
Selection.activeObject = null;
Selection.activeTransform = null;
Selection.objects = new UnityEngine.Object[] { };
}
HasStartedDrag = false;
SequenceWindow.Repaint();
}
break;
case EventType.MouseDrag:
{
if (!HasStartedDrag)
{
HasStartedDrag = true;
}
SequenceWindow.Repaint();
}
break;
case EventType.MouseUp:
{
HasProcessedInitialDrag = false;
IsBoxSelecting = false;
IsDragging = false;
IsDuplicating = false;
HasDuplicated = false;
SequenceWindow.Repaint();
}
break;
}
if (IsBoxSelecting && HasStartedDrag && eventType == EventType.MouseDrag)
{
foreach (var selectableContainer in selectableContainers)
{
var objectsUnderSelection = objectContainerMap[selectableContainer];
var difference = objectsUnderSelection.Where(selectedObject => !selectableContainer.SelectedObjects.Contains(selectedObject)).ToList();
if (difference.Count > 0 || (selectableContainer.SelectedObjects.Count != objectsUnderSelection.Count))
{
EditorGUI.FocusTextInControl("");
selectableContainer.ResetSelection();
selectableContainer.OnSelectedObjects(objectsUnderSelection);
}
}
}
if ((!Event.current.control && !Event.current.command) && hasObjectsUnderMouse && !HasStartedDrag && (eventType == EventType.MouseUp || (eventType == EventType.MouseDown && button == 1)))
{
foreach (var selectableContainer in selectableContainers)
{
EditorGUI.FocusTextInControl("");
var objectsUnderSelection = objectContainerMap[selectableContainer];
selectableContainer.ResetSelection();
selectableContainer.OnSelectedObjects(objectsUnderSelection);
}
if (allObjectsUnderMouse.Count == 1)
{
var internalKeyframe = allObjectsUnderMouse[0] as USInternalKeyframe;
if (internalKeyframe)
{
SequenceWindow.SetRunningTime(internalKeyframe.Time);
}
var observerKeyframe = allObjectsUnderMouse[0] as USObserverKeyframe;
if (observerKeyframe)
{
Selection.activeObject = observerKeyframe;
}
var eventBase = allObjectsUnderMouse[0] as USEventBase;
if (eventBase)
{
Selection.activeGameObject = eventBase.gameObject;
Selection.activeTransform = eventBase.transform;
}
}
}
else if ((Event.current.control || Event.current.command) && hasObjectsUnderMouse && !HasStartedDrag && eventType == EventType.MouseUp)
{
foreach (var selectableContainer in selectableContainers)
{
var objectsUnderSelection = objectContainerMap[selectableContainer];
foreach (var selectedObject in objectsUnderSelection)
{
if (!selectableContainer.SelectedObjects.Contains(selectedObject))
{
selectableContainer.OnSelectedObjects(new List <UnityEngine.Object> {
selectedObject
});
}
else
{
selectableContainer.OnDeSelectedObjects(new List <UnityEngine.Object> {
selectedObject
});
}
}
}
}
else if (IsDragging && HasStartedDrag)
{
DragStartPosition = new Vector2(DragStartPosition.x, DragStartPosition.y);
var mouseDelta = Event.current.mousePosition - DragStartPosition;
if (!HasProcessedInitialDrag)
{
foreach (var selectableContainer in selectableContainers)
{
// if our under mouse isn't currently selected, clear our selection
var objectsUnderSelection = objectContainerMap[selectableContainer];
if (objectsUnderSelection.Count == 1 && !selectableContainer.SelectedObjects.Contains(objectsUnderSelection[0]) && !Event.current.control && !Event.current.command)
{
selectableContainer.ResetSelection();
EditorGUI.FocusTextInControl("");
}
selectableContainer.OnSelectedObjects(objectsUnderSelection);
selectableContainer.StartDraggingObjects();
}
HasProcessedInitialDrag = true;
}
if (IsDuplicating && !HasDuplicated)
{
foreach (var selectableContainer in selectableContainers)
{
selectableContainer.DuplicateSelection();
}
HasDuplicated = true;
}
else
{
foreach (var selectableContainer in selectableContainers)
{
selectableContainer.ProcessDraggingObjects(mouseDelta, Snap, TimeToContentX(SnapAmount));
}
}
}
else if (!HasStartedDrag && !hasObjectsUnderMouse && eventType == EventType.MouseUp)
{
foreach (var selectableContainer in selectableContainers)
{
selectableContainer.ResetSelection();
}
var selectableArea = USHierarchy.VisibleArea;
if (selectableArea.Contains(Event.current.mousePosition))
{
EditorGUI.FocusTextInControl("");
}
}
}
