type ScrollElement = Element | Window; export declare function getScrollTop(el: ScrollElement): number; export declare function getRootScrollTop(): number; export declare function setRootScrollTop(value: number): void; export declare function getElementTop(el: ScrollElement, scroller?: HTMLElement): number; export declare function getVisibleHeight(el: ScrollElement): number; export declare function getVisibleTop(el: ScrollElement): number; export declare function setScrollTop(el: ScrollElement, value: number): void; export declare function scrollLeftTo(scroller: HTMLElement, to: number, duration: number): void; export declare function scrollTopTo(scroller: HTMLElement, to: number, duration: number, callback: () => void): void; export declare function resetScroll(): void; export {};