angular-google-charts
Version:
A wrapper for the Google Charts library written with Angular
44 lines (43 loc) • 1.79 kB
TypeScript
import { NgZone } from '@angular/core';
import { Observable } from 'rxjs';
import { GoogleChartsConfig } from '../types/google-charts-config';
import * as i0 from "@angular/core";
export declare class ScriptLoaderService {
private zone;
private localeId;
private readonly config$;
private readonly scriptSource;
private readonly scriptLoadSubject;
constructor(zone: NgZone, localeId: string, config$: Observable<GoogleChartsConfig>);
/**
* Checks whether `google.charts` is available.
*
* If not, it can be loaded by calling `loadChartPackages`.
*
* @returns `true` if `google.charts` is available, `false` otherwise.
*/
isGoogleChartsAvailable(): boolean;
/**
* Loads the Google Chart script and the provided chart packages.
* Can be called multiple times to load more packages.
*
* When called without any arguments, this will just load the default package
* containing the namespaces `google.charts` and `google.visualization` without any charts.
*
* @param packages The packages to load.
* @returns A stream emitting as soon as the chart packages are loaded.
*/
loadChartPackages(...packages: string[]): Observable<null>;
/**
* Loads the Google Charts script. After the script is loaded, `google.charts` is defined.
*
* @returns A stream emitting as soon as loading has completed.
* If the google charts script is already loaded, the stream emits immediately.
*/
private loadGoogleCharts;
private isLoadingGoogleCharts;
private getGoogleChartsScript;
private createGoogleChartsScript;
static ɵfac: i0.ɵɵFactoryDeclaration<ScriptLoaderService, never>;
static ɵprov: i0.ɵɵInjectableDeclaration<ScriptLoaderService>;
}