import type { ReactNode } from 'react';
import { Timeseries } from '../../core/types/timeseries.js';
import { TimeseriesVariantSlotProps, TimeseriesSlotProps, TimeseriesPerVariant, ChartVariant, type TimeseriesBandSlotProps } from '../types/timeseries.js';
/**
 * Checks whether the timeseries have no data.
 * @param timeseries - Given Timeseries[]
 * @returns
 */
export declare function isEmptyTimeseries(timeseries: TimeseriesSlotProps[]): boolean;
/**
 * Function that returns the series splitted per variant.
 */
export declare function splitTimeseriesPerVariant(timeseries: Timeseries[], children: ReactNode, defaultVariant: ChartVariant): TimeseriesPerVariant;
/**
 * Gets the timestamp of a given datapoint based on the chart variant. Fallback: start timestamp of the datapoint
 * @param datapoint - given TimeseriesDatapoint
 */
export declare function getDatapointTime(start: Date, end?: Date, center?: Date): number;
export declare const hasSeriesWithDatapoints: (dataPerVariant: TimeseriesPerVariant) => boolean;
/**
 * Merge all timeseries variant in a single array.
 * Generic types can be used to call it with Timeseries or ColoredTimeseries
 * @param dataPerVariant -
 */
export declare function mergeTimeseriesFromVariants(dataPerVariant: TimeseriesPerVariant): (TimeseriesBandSlotProps | TimeseriesVariantSlotProps)[];
/**
 * Returns true if there are multiple variants.
 * @param data -
 */
export declare function hasMultiGeometries<T extends TimeseriesPerVariant>(data: T): boolean;