Inheritance: MonoBehaviour
 public bool GetBtn(PanButton btn)
 {
     int index = (int)btn;
     if(index > 3) return false;
     if (IsOtherFingersBend(index + 1))
         return false;
     return curBtn[index];
 }
	public bool GetBtn(PanButton btn)
	{
		if(m_controller == null) return false;
		return m_controller.GetButton(hydraKeyMap[(int)btn]);
	}