import { AsyncSubject } from 'rxjs';
import { Options } from './ngx-qrcode-styling.options';
import * as i0 from "@angular/core";
export declare class NgxQrcodeStylingService {
    /**
     * create
     * @param config
     * @param container
     * @returns
     */
    create(config: Options, container: HTMLElement | HTMLVideoElement | HTMLCanvasElement | SVGElement | any): AsyncSubject<any>;
    /**
     * update
     * @param config
     * @param configUpdate
     * @param container
     * @returns
     */
    update(config: Options, configUpdate: Options, container: HTMLElement | HTMLVideoElement | HTMLCanvasElement | SVGElement | any): AsyncSubject<any>;
    /**
     * download image
     * @param fileName eg: demo.png
     * @param container
     * @param timeout
     * @returns
     */
    download(container: HTMLElement | HTMLVideoElement | HTMLCanvasElement | SVGElement | any, fileName?: string, timeout?: number): AsyncSubject<any>;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgxQrcodeStylingService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NgxQrcodeStylingService>;
}