import { Applet, Application, SmoothScroller } from '../types';
export declare class AppletControlsBase {
    applet: Applet;
    application: Application;
    scroll: SmoothScroller;
    controlsView: HTMLElement;
    controlsOverlay: HTMLElement;
    contentContainer: HTMLElement;
    backdropView: HTMLElement;
    backdropReducedScale: number;
    appletViewport: HTMLElement;
    constructor(applet: Applet);
}