import { Ref } from 'react';
import { ChartTheme } from './types';
import { ApproxAxisLabelCount } from './XYChart/types';
export declare const useXAxisLabelCount: (override: ApproxAxisLabelCount, forceXAxisAsTime?: boolean | undefined, horizontal?: boolean | undefined, theme?: ChartTheme | undefined) => [Ref<HTMLHeadingElement>, number];
export declare function parseNumericValue(value: unknown): number | undefined;
