@geogirafe/lib-geoportal/components/map/tools/osmmanager.js

GeoGirafe is a flexible application to build online geoportals.

import TileLayer from 'ol/layer/Tile';
import OSM from 'ol/source/OSM';
class OsmManager {
    constructor(map) {
        Object.defineProperty(this, "map", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: void 0
        });
        Object.defineProperty(this, "basemapLayers", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: []
        });
        this.map = map;
    }
    removeAllBasemapLayers() {
        this.basemapLayers.forEach((basemap) => {
            this.map.removeLayer(basemap);
        });
        this.basemapLayers = [];
    }
    addBasemapLayer(layer) {
        const olayer = new TileLayer({
            source: new OSM()
        });
        this.basemapLayers.push(olayer);
        // For basemap, set a minimal number (arbitrary defined to less than -5000)
        olayer.setZIndex(-5000 - layer.order);
        this.map.addLayer(olayer);
    }
}
export default OsmManager;