import type { Formatter } from '../../core/types/formatter.js';
import { RootNode } from '../types/guards/node-guards.js';
/**
 * Calculates the aggregated data for a treemap based on the provided data and treemap area.
 * @param data - TreeMap data
 * @param treemapArea - available area for the TreeMap
 * @param hasParentLabels - Flag for indicate if the cluster has the labels
 * @param formatter - formatter
 * @returns - TreeMap data with aggregated nodes for each cluster
 */
export declare const useAggregatedData: (data: RootNode, treemapArea: number, hasParentLabels: boolean, formatter: Formatter) => {
    dataForRendering: RootNode;
    dataForHighlighting: RootNode;
};