import { AxisOptions } from '../../types';
import { BusinessDayMapping } from '../time/TimeScale';

export declare function autoPrefixFor(value: number): NonNullable<AxisOptions["prefix"]>;
export declare function applyPrefix(value: number, prefix: NonNullable<AxisOptions["prefix"]>): string;
export declare function pickTimeFormatter(spanMs: number): Intl.DateTimeFormat;
export declare function formatTimeTick(value: number, spanMs?: number): string;
export declare function toScientificUnicode(value: number, precision: number): string;
export declare function formatXTickValue(value: number, options?: AxisOptions, domainSpan?: number, businessDayMapping?: BusinessDayMapping | null): string;
export declare function formatYTickValue(value: number, options?: AxisOptions): string;
export interface TooltipAxisFormat {
    x?: Partial<AxisOptions>;
    y?: Partial<AxisOptions>;
    xSpan?: number;
}
export declare function formatTooltipX(value: number, axisFormat?: TooltipAxisFormat): string;
export declare function formatTooltipY(value: number, axisFormat?: TooltipAxisFormat): string;