rlayers/dist/RGeolocation.js

React Components for OpenLayers

import Geolocation from 'ol/Geolocation';
import { RlayersBase } from './REvent';
/**
 * A wrapper around the OpenLayers Geolocation helper
 *
 * Must have an `RMap` parent
 */
export default class RGeolocation extends RlayersBase {
    constructor(props) {
        super(props);
        this.ol = null;
    }
    render() {
        var _a, _b;
        if (!((_a = this === null || this === void 0 ? void 0 : this.context) === null || _a === void 0 ? void 0 : _a.map))
            throw new Error('A Geolocation must be part of a map');
        if (this.ol === null) {
            const projection = (_b = this.props.projection) !== null && _b !== void 0 ? _b : this.context.map.getView().getProjection();
            this.ol = new Geolocation(Object.assign(Object.assign({}, this.props), { projection }));
        }
        return super.render();
    }
}
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