69 lines
No EOL
8.9 KiB
JavaScript
Executable file
69 lines
No EOL
8.9 KiB
JavaScript
Executable file
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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// Workaround for: https://github.com/bazelbuild/rules_nodejs/issues/1265
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/// <reference types="google.maps" preserve="true" />
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import { Directive, EventEmitter, NgZone, Output, inject } from '@angular/core';
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import { GoogleMap } from '../google-map/google-map';
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import * as i0 from "@angular/core";
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/**
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* Angular component that renders a Google Maps Transit Layer via the Google Maps JavaScript API.
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*
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* See developers.google.com/maps/documentation/javascript/reference/map#TransitLayer
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*/
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export class MapTransitLayer {
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constructor() {
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this._map = inject(GoogleMap);
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this._zone = inject(NgZone);
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/** Event emitted when the transit layer is initialized. */
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this.transitLayerInitialized = new EventEmitter();
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}
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ngOnInit() {
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if (this._map._isBrowser) {
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if (google.maps.TransitLayer && this._map.googleMap) {
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this._initialize(this._map.googleMap, google.maps.TransitLayer);
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}
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else {
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this._zone.runOutsideAngular(() => {
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Promise.all([this._map._resolveMap(), google.maps.importLibrary('maps')]).then(([map, lib]) => {
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this._initialize(map, lib.TransitLayer);
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});
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});
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}
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}
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}
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_initialize(map, layerConstructor) {
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this._zone.runOutsideAngular(() => {
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this.transitLayer = new layerConstructor();
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this.transitLayerInitialized.emit(this.transitLayer);
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this._assertLayerInitialized();
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this.transitLayer.setMap(map);
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});
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}
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ngOnDestroy() {
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this.transitLayer?.setMap(null);
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}
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_assertLayerInitialized() {
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if (!this.transitLayer) {
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throw Error('Cannot interact with a Google Map Transit Layer before it has been initialized. ' +
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'Please wait for the Transit Layer to load before trying to interact with it.');
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}
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}
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static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.0-next.2", ngImport: i0, type: MapTransitLayer, deps: [], target: i0.ɵɵFactoryTarget.Directive }); }
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static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "18.2.0-next.2", type: MapTransitLayer, isStandalone: true, selector: "map-transit-layer", outputs: { transitLayerInitialized: "transitLayerInitialized" }, exportAs: ["mapTransitLayer"], ngImport: i0 }); }
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}
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i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.0-next.2", ngImport: i0, type: MapTransitLayer, decorators: [{
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type: Directive,
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args: [{
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selector: 'map-transit-layer',
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exportAs: 'mapTransitLayer',
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standalone: true,
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}]
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}], propDecorators: { transitLayerInitialized: [{
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type: Output
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}] } });
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//# 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