@geogirafe/lib-geoportal/models/layers/layer.js

GeoGirafe is a flexible application to build online geoportals.

// SPDX-License-Identifier: Apache-2.0
import BaseLayer from './baselayer.js';
/*
 * This class is a used in the state of the application, which will be accessed behind a javascript proxy.
 * This means that each modification made to its properties must come from outside,
 * because they have to be made through the proxy, so that the modification can be listen.
 * Therefore, this class must not contain any method which is updating a value directly
 * For example, any method doing <this.xxx = value> is forbidden here, because the modification be known from the proxy
 */
class Layer extends BaseLayer {
    activeState = 'off';
    opacity;
    restricted;
    swiped = 'no';
    isLegendExpanded = false;
    constructor(id, name, order, options) {
        super(id, name, order, options);
        this.opacity = options?.opacity ?? 1;
        this.restricted = options?.restricted ?? false;
    }
    get isTransparent() {
        return this.opacity !== 1;
    }
    get hasValidOpacity() {
        return this.opacity >= 0 && this.opacity <= 1;
    }
    get active() {
        return this.activeState === 'on';
    }
    get inactive() {
        return this.activeState === 'off';
    }
}
export default Layer;