import { type RefObject } from 'react';
/**
 * Element size dimensions
 */
export type ElementSize = {
    width: number;
    height: number;
};
/**
 * Hook that tracks the size of an element
 *
 * @template T - The type of the HTML element
 * @returns Tuple of [ref, size]
 *
 * @example
 * ```tsx
 * const Component = () => {
 *   const [ref, { width, height }] = useElementSize<HTMLDivElement>();
 *   return <div ref={ref}>Size: {width}x{height}</div>;
 * };
 * ```
 */
export declare function useElementSize<T extends HTMLElement = HTMLElement>(): [RefObject<T>, ElementSize];
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