private void UpdateMoveHints(LiveInterval liveInterval) { MoveHint MoveHint = null; if (moveHints.TryGetValue(liveInterval.Start, out MoveHint)) { MoveHint.Update(liveInterval); } if (moveHints.TryGetValue(liveInterval.End, out MoveHint)) { MoveHint.Update(liveInterval); } }