import { ElementRef } from "@angular/core";
export declare class AutoScrollDirective {
    el: ElementRef;
    elementId: string;
    constructor(el: ElementRef);
    easeInOutQuad(t: any, b: any, c: any, d: any): any;
    easeInCubic(t: any, b: any, c: any, d: any): any;
    inOutQuintic(t: any, b: any, c: any, d: any): any;
    requestAnimFrame: (callback: FrameRequestCallback) => void;
    scrollTo(to: any, callback: any, duration: any): void;
    onMouseEnter(): void;
    onMouseLeave(): void;
    highlight(color: string): void;
}