Kargi-Sitesi/node_modules/@angular/google-maps/esm2022/map-traffic-layer/map-traffic-layer.mjs

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JavaScript
Executable file

/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// Workaround for: https://github.com/bazelbuild/rules_nodejs/issues/1265
/// <reference types="google.maps" preserve="true" />
import { Directive, EventEmitter, Input, NgZone, Output } from '@angular/core';
import { BehaviorSubject, Subject } from 'rxjs';
import { map, take, takeUntil } from 'rxjs/operators';
import { GoogleMap } from '../google-map/google-map';
import * as i0 from "@angular/core";
import * as i1 from "../google-map/google-map";
/**
* Angular component that renders a Google Maps Traffic Layer via the Google Maps JavaScript API.
*
* See developers.google.com/maps/documentation/javascript/reference/map#TrafficLayer
*/
export class MapTrafficLayer {
/**
* Whether the traffic layer refreshes with updated information automatically.
*/
set autoRefresh(autoRefresh) {
this._autoRefresh.next(autoRefresh);
}
constructor(_map, _ngZone) {
this._map = _map;
this._ngZone = _ngZone;
this._autoRefresh = new BehaviorSubject(true);
this._destroyed = new Subject();
/** Event emitted when the traffic layer is initialized. */
this.trafficLayerInitialized = new EventEmitter();
}
ngOnInit() {
if (this._map._isBrowser) {
this._combineOptions()
.pipe(take(1))
.subscribe(options => {
if (google.maps.TrafficLayer && this._map.googleMap) {
this._initialize(this._map.googleMap, google.maps.TrafficLayer, options);
}
else {
this._ngZone.runOutsideAngular(() => {
Promise.all([this._map._resolveMap(), google.maps.importLibrary('maps')]).then(([map, lib]) => {
this._initialize(map, lib.TrafficLayer, options);
});
});
}
});
}
}
_initialize(map, layerConstructor, options) {
this._ngZone.runOutsideAngular(() => {
this.trafficLayer = new layerConstructor(options);
this._assertInitialized();
this.trafficLayer.setMap(map);
this.trafficLayerInitialized.emit(this.trafficLayer);
this._watchForAutoRefreshChanges();
});
}
ngOnDestroy() {
this._destroyed.next();
this._destroyed.complete();
this.trafficLayer?.setMap(null);
}
_combineOptions() {
return this._autoRefresh.pipe(map(autoRefresh => {
const combinedOptions = { autoRefresh };
return combinedOptions;
}));
}
_watchForAutoRefreshChanges() {
this._combineOptions()
.pipe(takeUntil(this._destroyed))
.subscribe(options => {
this._assertInitialized();
this.trafficLayer.setOptions(options);
});
}
_assertInitialized() {
if (!this.trafficLayer) {
throw Error('Cannot interact with a Google Map Traffic Layer before it has been initialized. ' +
'Please wait for the Traffic Layer to load before trying to interact with it.');
}
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.0-next.2", ngImport: i0, type: MapTrafficLayer, deps: [{ token: i1.GoogleMap }, { token: i0.NgZone }], target: i0.ɵɵFactoryTarget.Directive }); }
static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "18.2.0-next.2", type: MapTrafficLayer, isStandalone: true, selector: "map-traffic-layer", inputs: { autoRefresh: "autoRefresh" }, outputs: { trafficLayerInitialized: "trafficLayerInitialized" }, exportAs: ["mapTrafficLayer"], ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.0-next.2", ngImport: i0, type: MapTrafficLayer, decorators: [{
type: Directive,
args: [{
selector: 'map-traffic-layer',
exportAs: 'mapTrafficLayer',
standalone: true,
}]
}], ctorParameters: () => [{ type: i1.GoogleMap }, { type: i0.NgZone }], propDecorators: { autoRefresh: [{
type: Input
}], trafficLayerInitialized: [{
type: Output
}] } });
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* @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\n// Workaround for: https://github.com/bazelbuild/rules_nodejs/issues/1265\n/// <reference types=\"google.maps\" preserve=\"true\" />\n\nimport {Directive, EventEmitter, Input, NgZone, OnDestroy, OnInit, Output} from '@angular/core';\nimport {BehaviorSubject, Observable, Subject} from 'rxjs';\nimport {map, take, takeUntil} from 'rxjs/operators';\n\nimport {GoogleMap} from '../google-map/google-map';\n\n/**\n * Angular component that renders a Google Maps Traffic Layer via the Google Maps JavaScript API.\n *\n * See developers.google.com/maps/documentation/javascript/reference/map#TrafficLayer\n */\n@Directive({\n  selector: 'map-traffic-layer',\n  exportAs: 'mapTrafficLayer',\n  standalone: true,\n})\nexport class MapTrafficLayer implements OnInit, OnDestroy {\n  private readonly _autoRefresh = new BehaviorSubject<boolean>(true);\n  private readonly _destroyed = new Subject<void>();\n\n  /**\n   * The underlying google.maps.TrafficLayer object.\n   *\n   * See developers.google.com/maps/documentation/javascript/reference/map#TrafficLayer\n   */\n  trafficLayer?: google.maps.TrafficLayer;\n\n  /**\n   * Whether the traffic layer refreshes with updated information automatically.\n   */\n  @Input()\n  set autoRefresh(autoRefresh: boolean) {\n    this._autoRefresh.next(autoRefresh);\n  }\n\n  /** Event emitted when the traffic layer is initialized. */\n  @Output() readonly trafficLayerInitialized: EventEmitter<google.maps.TrafficLayer> =\n    new EventEmitter<google.maps.TrafficLayer>();\n\n  constructor(\n    private readonly _map: GoogleMap,\n    private readonly _ngZone: NgZone,\n  ) {}\n\n  ngOnInit() {\n    if (this._map._isBrowser) {\n      this._combineOptions()\n        .pipe(take(1))\n        .subscribe(options => {\n          if (google.maps.TrafficLayer && this._map.googleMap) {\n            this._initialize(this._map.googleMap, google.maps.TrafficLayer, options);\n          } else {\n            this._ngZone.runOutsideAngular(() => {\n              Promise.all([this._map._resolveMap(), google.maps.importLibrary('maps')]).then(\n                ([map, lib]) => {\n                  this._initialize(map, (lib as google.maps.MapsLibrary).TrafficLayer, options);\n                },\n              );\n            });\n          }\n        });\n    }\n  }\n\n  private _initialize(\n    map: google.maps.Map,\n    layerConstructor: typeof google.maps.TrafficLayer,\n    options: google.maps.TrafficLayerOptions,\n  ) {\n    this._ngZone.runOutsideAngular(() => {\n      this.trafficLayer = new layerConstructor(options);\n      this._assertInitialized();\n      this.trafficLayer.setMap(map);\n      this.trafficLayerInitialized.emit(this.trafficLayer);\n      this._watchForAutoRefreshChanges();\n    });\n  }\n\n  ngOnDestroy() {\n    this._destroyed.next();\n    this._destroyed.complete();\n    this.trafficLayer?.setMap(null);\n  }\n\n  private _combineOptions(): Observable<google.maps.TrafficLayerOptions> {\n    return this._autoRefresh.pipe(\n      map(autoRefresh => {\n        const combinedOptions: google.maps.TrafficLayerOptions = {autoRefresh};\n        return combinedOptions;\n      }),\n    );\n  }\n\n  private _watchForAutoRefreshChanges() {\n    this._combineOptions()\n      .pipe(takeUntil(this._destroyed))\n      .subscribe(options => {\n        this._assertInitialized();\n        this.trafficLayer.setOptions(options);\n      });\n  }\n\n  private _assertInitialized(): asserts this is {trafficLayer: google.maps.TrafficLayer} {\n    if (!this.trafficLayer) {\n      throw Error(\n        'Cannot interact with a Google Map Traffic Layer before it has been initialized. ' +\n          'Please wait for the Traffic Layer to load before trying to interact with it.',\n      );\n    }\n  }\n}\n"]}