Method onAdd

src/mapboxgl/overlay/HeatMapLayer.js:88–97

* @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.removeFromMap