import type { Point } from '../../core/types/point.js';
import type { DimensionXYPoint } from '../types/categorical-bar-chart-data.js';
import type { GroupMode, Layout } from '../types/categorical-bar-chart.js';
/**
 * Retrieve the dimension X/Y point based on the
 * closest category considering the current mouse position, layer and group mode
 *
 * @param layout - layout mode of the chart
 * @param groupMode - group mode of the chart
 * @param mousePosition - mouse coordinate
 * @returns closest point and closest points of the mouse coordinate
 */
export declare const useClosestDimensionPoint: (layout: Layout, groupMode?: GroupMode, mousePosition?: Point) => {
    closestDimensionPoint: DimensionXYPoint;
    closestDimensionPoints: DimensionXYPoint[];
};