void DoTouchpadClicked(object sender, ControllerClickedEventArgs e)
    {
        if (!pointerContactTarget || !pointerContactTarget.GetComponent <TilePane> ())
        {
            return;
        }

        if (m_TileInfo && m_TileInfo.activeSelf)
        {
            if (e.touchpadAxis.y > 0.4f)
            {
                m_TxtInfo.Down();
            }
            else if (e.touchpadAxis.y < -0.4f)
            {
                m_TxtInfo.Up();
            }
        }
    }