type RowId = string | number;
export type RowMeasurer = {
    track: (id: RowId, elements: HTMLElement[]) => () => void;
    dispose: () => void;
};
export declare const createRowMeasurer: (onHeights: (heights: Map<RowId, number>) => void) => RowMeasurer;
export declare const useRowMeasurer: (onHeights: (heights: Map<RowId, number>) => void) => RowMeasurer;
export {};