public virtual void OnTouchBegin(TouchEventArgs ev) { TouchBegin?.Invoke(this, ev); }
public void UnRegistTouchBegin(TouchBegin begin) { touchBegin -= begin; }
public virtual void OnTouchBegin() { TouchBegin?.Invoke(this, EventArgs.Empty); }
public void RegistTouchBegin(TouchBegin begin) { touchBegin += begin; }