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      center: [106.563777, 29.578285],
      zoom: 11
    });

    map.addControl(new MapboxLanguage(), 'top-right');//中文支持    
    map.addControl(new mapboxgl.NavigationControl(), 'top-left');
    //注册鼠标移动事件
    map.on('mousemove', function (e) {
      //经纬度坐标转web墨卡托
      const earthRad = 6378137.0;
      const x = e.lngLat.lng * Math.PI / 180 * earthRad;
      const a = e.lngLat.lat * Math.PI / 180;
      const y = earthRad / 2 * Math.log((1.0 + Math.sin(