import { XYChartAxisInternal, type XYChartOrientation } from '../../../types/xy-chart-internals.js';
import { type BarSeriesVariant } from '../../../types/xy-chart.js';
export declare const isGrouping: (variant: BarSeriesVariant, chartOrientation: XYChartOrientation | undefined, xAxis: XYChartAxisInternal, yAxis: XYChartAxisInternal) => boolean;