public void Dispose()
{
if (_timeline.Undo != null)
{
var after = EditTimelineAction.CaptureData(_timeline);
if (!FlaxEngine.Utils.ArraysEqual(_before, after))
{
var action = new EditTimelineAction(_timeline, _before, after);
if (_customActionAfter != null && _customActionBefore != null)
{
_timeline.Undo.AddAction(new MultiUndoAction(_customActionBefore, action, _customActionAfter));
}
else if (_customActionAfter != null)
{
_timeline.Undo.AddAction(new MultiUndoAction(action, _customActionAfter));
}
else if (_customActionBefore != null)
{
_timeline.Undo.AddAction(new MultiUndoAction(_customActionBefore, action));
}
else
{
_timeline.Undo.AddAction(action);
}
}
_before = null;
_customActionBefore = null;
_customActionAfter = null;
}
_timeline = null;
}
public TimelineUndoBlock(Timeline timeline, IUndoAction customActionBefore = null, IUndoAction customActionAfter = null)
{
_timeline = timeline;
if (timeline.Undo != null)
{
_customActionBefore = customActionBefore;
_customActionAfter = customActionAfter;
_before = EditTimelineAction.CaptureData(timeline);
}
}