import { TimeseriesConfig, TimeseriesWidgetConfig } from './types';
export declare const timeseriesDownloadConfig: ({ refUI }: import('../loader').ConfigProps) => import('../actions').DownloadItem<import('../echart').EchartWidgetData>[];
/**
 * Generates ECharts configuration for line and area chart widgets over time, with smooth curves, rotated axis labels, and CARTO qualitative color palette.
 *
 * @param props - Timeseries configuration including data and theme.
 * @returns Widget config with ECharts option object.
 */
export declare function timeseriesConfig(props: TimeseriesConfig): TimeseriesWidgetConfig;