/// <summary>
        /// 地图上添加自定义TIP容器
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        public void AddCustomTipOnMap(object sender, RoutedEventArgs e)
        {
            //自定义容器
            CustomOverlayControl coo = new CustomOverlayControl();

            map.OpenTip(map.Center, coo);
        }
        /// <summary>
        /// 添加自动容器为覆盖物
        /// </summary>
        public void AddCustomOverlay(object sender, RoutedEventArgs e)
        {
            //自定义容器
            CustomOverlayControl coo = new CustomOverlayControl();

            coo.SetValue(MapLayer.LngLatProperty, map.Center);        //设置依赖属性 经纬度
            coo.SetValue(MapLayer.AnchorProperty, new Point(0.5, 1)); //设置锚点为中下部 // 锚点值 取值0->1 左上为Point(0,0)  右下为中心点为Point(1,1)
            map.Children.Add(coo);
        }
        /// <summary>
        /// MarkerTIP上添加自定义容器
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        public void AddCustomTipOnMarker(object sender, RoutedEventArgs e)
        {
            //自定义容器
            CustomOverlayControl coo = new CustomOverlayControl();
            AMarker marker           = new AMarker();

            marker.LngLat = map.Center;
            marker.TipFrameworkElement = coo;
            map.Children.Add(marker);
            marker.OpenTip();
        }