public void RemovePinchOut(EasyTouch.PinchOutHandler handler) { if (handler != null && this.m_PinchOutList.Contains(handler)) { this.m_PinchOutList.Remove(handler); } }
public void RegisterPinchOut(EasyTouch.PinchOutHandler handler) { if (handler != null && !this.m_PinchOutList.Contains(handler)) { this.m_PinchOutList.Add(handler); } }