import { RefObject } from 'react';
type ElementSize = {
    height: number;
    width: number;
};
type ElementSizeOpts = {
    trackWindowResize?: boolean;
};
declare function useElementSize(ref: RefObject<HTMLElement>, opts?: ElementSizeOpts): ElementSize | null;
declare function useScrollOffset(ref: RefObject<HTMLElement>): number;
export { useElementSize, useScrollOffset };