import { AfterContentInit, ElementRef, OnDestroy } from "@angular/core";
export declare class VvcAutoScrollDirective implements AfterContentInit, OnDestroy {
    lockYOffset: number;
    observeAttributes: string;
    private nativeElement;
    private _isLocked;
    private mutationObserver;
    constructor(element: ElementRef);
    getObserveAttributes(): boolean;
    ngAfterContentInit(): void;
    ngOnDestroy(): void;
    forceScrollDown(): void;
    isLocked(): boolean;
    private scrollDown;
    scrollHandler(): void;
}