private void ClearSelectionAndSelectObject(GameObject gameObject)
{
ObjectSelection objectSelection = ObjectSelection.Get();
ObjectSelectionUpdateMode selectionUpdateMode = ObjectSelectionSettings.Get().SelectionUpdateMode;
if (selectionUpdateMode == ObjectSelectionUpdateMode.EntireHierarchy)
{
UndoEx.RecordForToolAction(objectSelection);
objectSelection.Clear();
objectSelection.AddEntireGameObjectHierarchyToSelection(gameObject);
objectSelection.ObjectSelectionGizmos.OnObjectSelectionUpdatedUsingMouseClick();
}
else
{
// Note: We only continue if the picked object is not the only currently selected object. If it is, it means
// we would be registering an Undo operation for nothing.
if (!ObjectSelection.Get().IsSameAs(gameObject))
{
UndoEx.RecordForToolAction(objectSelection);
objectSelection.Clear();
objectSelection.AddGameObjectToSelection(gameObject);
objectSelection.ObjectSelectionGizmos.OnObjectSelectionUpdatedUsingMouseClick();
}
}
}
private void AppendObjectsToSelection(List <GameObject> gameObjectsOverlappedBySelectionShape)
{
if (gameObjectsOverlappedBySelectionShape.Count != 0)
{
ObjectSelection objectSelection = ObjectSelection.Get();
ObjectSelectionUpdateMode _selectionUpdateMode = ObjectSelectionSettings.Get().SelectionUpdateMode;
// Note: We only continue if the current object selection is not the same as the
// collection of objects we are appending. If it is, we would be registering
// an unnecessary Undo operation.
if (!objectSelection.IsSameAs(gameObjectsOverlappedBySelectionShape))
{
if (_selectionUpdateMode == ObjectSelectionUpdateMode.EntireHierarchy)
{
UndoEx.RecordForToolAction(objectSelection);
objectSelection.AddEntireGameObjectHierarchyToSelection(gameObjectsOverlappedBySelectionShape);
}
else
{
UndoEx.RecordForToolAction(objectSelection);
objectSelection.AddGameObjectCollectionToSelection(gameObjectsOverlappedBySelectionShape);
}
objectSelection.ObjectSelectionGizmos.OnObjectSelectionUpdatedUsingSelectionShape();
}
}
}
private void ToggleObjectSelectedState(GameObject gameObject)
{
ObjectSelection objectSelection = ObjectSelection.Get();
ObjectSelectionUpdateMode selectionUpdateMode = ObjectSelectionSettings.Get().SelectionUpdateMode;
UndoEx.RecordForToolAction(objectSelection);
if (selectionUpdateMode == ObjectSelectionUpdateMode.EntireHierarchy)
{
if (objectSelection.IsGameObjectSelected(gameObject))
{
objectSelection.RemoveEntireGameObjectHierarchyFromSelection(gameObject);
}
else
{
objectSelection.AddEntireGameObjectHierarchyToSelection(gameObject);
}
}
else
{
if (objectSelection.IsGameObjectSelected(gameObject))
{
objectSelection.RemoveGameObjectFromSelection(gameObject);
}
else
{
objectSelection.AddGameObjectToSelection(gameObject);
}
}
objectSelection.ObjectSelectionGizmos.OnObjectSelectionUpdatedUsingMouseClick();
}
private void UpdateSelectionForNoAppendAndNoDeselect(List <GameObject> gameObjectsOverlappedBySelectionShape)
{
ObjectSelection objectSelection = ObjectSelection.Get();
ObjectSelectionUpdateMode _selectionUpdateMode = ObjectSelectionSettings.Get().SelectionUpdateMode;
// If no object was overlapped by the selection shape, we can clear the selection.
// Note: We only clear the selection if the current number of selected objects is not 0. This
// allows us to avoid registering an Undo for nothing.
if (gameObjectsOverlappedBySelectionShape.Count == 0 && objectSelection.NumberOfSelectedObjects != 0)
{
UndoEx.RecordForToolAction(objectSelection);
objectSelection.Clear();
}
else
// When the selection shape has overlapped objects, we must reset the selection by clearing it and selecting only
// the objects which were overlapped.
if (gameObjectsOverlappedBySelectionShape.Count != 0)
{
UndoEx.RecordForToolAction(objectSelection);
objectSelection.Clear();
if (_selectionUpdateMode == ObjectSelectionUpdateMode.EntireHierarchy)
{
objectSelection.AddEntireGameObjectHierarchyToSelection(gameObjectsOverlappedBySelectionShape);
}
else
{
objectSelection.AddGameObjectCollectionToSelection(gameObjectsOverlappedBySelectionShape);
}
objectSelection.ObjectSelectionGizmos.OnObjectSelectionUpdatedUsingSelectionShape();
}
}