import { EasingFunction } from '../../_util/easing';
export type AnchorContainer = HTMLElement | Window;
export declare function getOffsetTop(target: HTMLElement, container: AnchorContainer): number;
type ScrollTarget = HTMLElement | Window | Document;
/**
 * 获取滚动距离
 *
 * @export
 * @param {ScrollTarget} target
 * @param {boolean} isLeft true为获取scrollLeft, false为获取scrollTop
 * @returns {number}
 */
export declare function getScroll(target: ScrollTarget, isLeft?: boolean): number;
interface ScrollTopOptions {
    container?: ScrollTarget;
    duration?: number;
    easing?: EasingFunction;
}
export declare function scrollTo(target: number, opt: ScrollTopOptions): Promise<unknown>;
export {};