export type ScrollDirection = 'up' | 'down';
/**
 * Custom React hook to determine the current scroll direction of the window.
 *
 * @param {number} [threshold=0] - The minimum change in scroll position in px required to update the direction.
 * @returns {ScrollDirection} - The current scroll direction, either 'up' or 'down'.
 *
 */
export declare const useScrollDirection: (threshold?: number) => ScrollDirection;