Method addGraticule

src/openlayers/mapping/WebMap.js:5442–5449

* @private * @function WebMap.prototype.addGraticule * @description 创建经纬网 * @param {Object} mapInfo - 地图信息

(mapInfo)

   * @param {Object} mapInfo - 地图信息
   */
  addGraticule(mapInfo) {
    if (this.isHaveGraticule) {
      this.createGraticuleLayer(mapInfo.grid.graticule);
      this.layerAdded++;
      const lens = mapInfo.layers ? mapInfo.layers.length : 0;
      this.sendMapToUser(lens);
    }
  }

  /**
   * @private