import { WidgetOptions } from '@csnext/cs-core';
export declare class DataChartOptions extends WidgetOptions {
    dataId?: string;
    spec?: any;
    charttype?: 'prop-history' | 'histogram' | 'scatterplot' | 'rows';
    propertyGroup?: string;
    key?: string;
    mark?: string | any;
    secondKey?: string;
    color?: string;
}