import DataSource, { DataSourceOptions } from "./DataSource";
export { KEY_JOIN_CHAR } from "./pivot/Pivot";
export { aggregatorTemplates, ascSort, descSort } from "./pivot";
export declare const PIVOT_BEGIN = "pivotBegin";
export declare const PIVOT_END = "pivotEnd";
export interface PivotDataSourceAxisOptions {
    name: string;
    expand?: boolean;
    caption?: string;
}
export declare type AggregatorFunction = (data, rowKey, colKey) => any;
export interface PivotDataSourceMeasureOptions {
    name: string;
    caption?: string;
    type?: 'number' | 'string' | 'date' | 'bool';
    aggregator?: 'count' | 'countUnique' | 'listUnique' | 'sum' | 'sumInt' | 'min' | 'max' | 'first' | 'last' | 'avg' | 'sumOverSum' | AggregatorFunction;
}
export interface PivotDataSourceOptions extends DataSourceOptions {
    rows?: Array<string | PivotDataSourceAxisOptions>;
    cols?: Array<string | PivotDataSourceAxisOptions>;
    measures?: Array<string | PivotDataSourceMeasureOptions>;
    derivedFields?: {
        [key: string]: (record) => any;
    };
    sorters?: {
        [key: string]: Function;
    } | Function;
}
export interface PivotView {
    data: Array<any>;
    header: Array<any>;
    columns: Array<any>;
    mergeCells: Array<any>;
    columnsDef: Array<any>;
    rowTotals: Array<any>;
}
export default class PivotDataSource extends DataSource<any> {
    private rows;
    private cols;
    private _measures;
    private derivedFields;
    private sorters;
    private _aggregatorMap;
    constructor(options?: PivotDataSourceOptions);
    success(data: any, requestParams?: any): any;
    readonly measures: Array<PivotDataSourceMeasureOptions>;
    getMeasureFormatter(name: string): Function;
}