/**
 * Determines the appropriate message to display based on selection state.
 *
 * @param selectedDatapoints - Total number of selected datapoints
 * @param seriesCount - Number of series with selected datapoints (optional)
 * @param categoriesCount - Number of categories with selected datapoints (optional)
 * @returns The appropriate message definition for the current selection state
 */
export declare const getDatapointsMessage: (selectedDatapoints: number, seriesCount: number, totalChartSeries: number, categoriesCount?: number) => {
    id: string;
    defaultMessage: string;
    description: string;
};