import type { VictoryStructuredData } from './Histogram.types';
/**
 * Creates an array of data points for the histogram chart.
 *
 * @param sourceData - The source data array.
 * @returns An array of data points for the histogram chart.
 */
export declare function makeHistoDataArray(sourceData: number[]): VictoryStructuredData;
/**
 * Returns the border radius for a tab button based on its index and the total number of tabs.
 *
 * @param idx - The index of the tab button.
 * @param max - The total number of tab buttons.
 * @returns The border radius for the tab button.
 */
export declare function doBorderRadius(idx: number, max: number): string;
/**
 * Calculates the font size for a tab button based on its label.
 *
 * @param text - The label of the tab button.
 * @returns The font size for the tab button.
 */
export declare const calculateFontSize: (text: string) => number;