Method onAdd

src/maplibregl/overlay/HeatMapLayer.js:89–98

* @function HeatMapLayer.prototype.onAdd * @description 添加该图层

(map)

   * @description 添加该图层
   */
  onAdd(map) {
    this.map = map;
    const targetElement = this.map.getCanvasContainer();
    const mapElement = this.map.getCanvas();
    this.renderer = new HeatMapLayerRenderer({ id: this.id, ...this.options, convertLatlonToPixel: this._convertLatlonToPixel.bind(this), targetElement, mapElement });
    if (this.features.features && this.features.features.length) {
      this.renderer.setExtent(this.map.getBounds());
      this.renderer.addFeatures(this.features);
    }
  }

  /**
   * @function HeatMapLayer.prototype.onRemove