import { VizData } from '../viz-data-service';
import { IInputItem } from '../viz-conf';
import { IMeta, IData, IFilterData } from './chart-conf';
/**
 * Class responsible for input transformation and filtering
 */
export declare class ChartData extends VizData<IInputItem, IMeta, IData, IFilterData> {
    constructor(input: IInputItem[], customTransducers?: any);
    filterData(filter: IFilterData): this;
}