// Should be called at some point before leaving state
public override void CleanUp(GameManager pGameManager)
{
GameManager.PushHighScoreToFont();
ShipManager.Purge();
TimerManager.PurgeAllNodes();
GameObjectManager.PurgeAllNodes();
SpriteBatch pSBatch = SpriteBatchManager.Find(SpriteBatch.Name.Boxes);
pSBatch.GetSBNodeManager().PurgeAllNodes();
pSBatch = SpriteBatchManager.Find(SpriteBatch.Name.Sprites);
pSBatch.GetSBNodeManager().PurgeAllNodes();
ColPairManager.PurgeAllNodes();
DelayedObjectManager.PurgeAll();
InputSubject pInputSubject = InputManager.GetArrowLeftSubject();
pInputSubject.PurgeAll();
pInputSubject = InputManager.GetArrowRightSubject();
pInputSubject.PurgeAll();
pInputSubject = InputManager.GetSpaceSubject();
pInputSubject.PurgeAll();
Handle(pGameManager);
}