import { CustomThemeService } from './custom-theme.service';
import { HttpClient } from '@angular/common/http';
import { BehaviorSubject } from 'rxjs';
import { Customtheme } from '../classes/customTheme';
import { Meta } from '@angular/platform-browser';
import * as i0 from "@angular/core";
export declare class AppInitService {
    private http;
    private environment;
    private customThemeService;
    private meta;
    /**loaded theme data you can subscribe to it any where across your app*/
    themeDataLoaded: BehaviorSubject<Customtheme>;
    /**inject the environment variables witch passed to the lib throw your application module */
    constructor(http: HttpClient, environment: any, customThemeService: CustomThemeService, meta: Meta);
    /**
     *This method is called before the application is loaded using angular APP_INITIALIZER mechanism.
    you can use this method to add any additional configuration while the application is loaded
     * @returns void
     */
    init(): Promise<any>;
    /**
     *create Google Font Link on the head element
     * */
    createGoogleFontLink(headElm: HTMLHeadElement, fontName: string): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<AppInitService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<AppInitService>;
}