/**
 * Hook that checks if the initially loaded fonts were updated.
 * Used to trigger remeasuring in the DataTable (autoWidth) and TextEllipsis once all fonts are loaded.
 *
 * @param callback - optionally pass a function to be executed once when the fonts were updated
 * @returns boolean whether the fonts have changed
 * @internal
 */
export declare function useFontsUpdated(callback?: () => void): void;