import { type MouseEvent as ReactMouseEvent } from 'react';
import type { Point } from '../../../types/point.js';
import type { TooltipItem } from '../../../types/tooltip.js';
import { type ThresholdMarker } from '../ThresholdBar.js';
export declare function useThresholdBarTooltip(markers: ThresholdMarker[], onHover?: (id: string | undefined) => void): {
    showTooltip: false | Point | undefined;
    tooltipPosition: Point | undefined;
    tooltipItems: TooltipItem[];
    handleMouseMove: (event: ReactMouseEvent, index: number) => void;
    handleMouseLeave: () => void;
};