import { ChartLocale } from '../types/locales';
export declare function tickNumberFormat(tick: number): string;
export declare function tickNumberOrDateFormat(locale?: ChartLocale): (tick: unknown, index: number, ticks: unknown[]) => string;
export declare function wrapCustomTickFormat(formatter: (tick: unknown, index: number, ticks: unknown[], supposedFormat?: string) => string): (tick: unknown, index: number, ticks: unknown[]) => string;