import type { VChartSpecPipe, Datum, FoldInfo, UnfoldInfo } from '../../../../../types';
export declare const datasetHierarchy: VChartSpecPipe;
/**
 * @description 将平铺的数据集构建为树形结构
 * @param dataset 平铺的数据集
 * @param hierarchyFields 层级字段列表
 * @param measureValueField 指标值字段名
 * @param measureIdField 指标ID字段名
 */
export declare const buildTree: (dataset: Datum[], hierarchyFields: string[], foldInfo: FoldInfo, unfoldInfo: UnfoldInfo, measureKeys?: string[]) => any;
