import type { RefObject } from 'react';
import type { HistogramChartConfiguration } from '../../../histogram/types/histogram-props.js';
import type { HistogramChartRef } from '../../../histogram/types/histogram-ref.js';
import type { XYChartRef } from '../../../xy-chart/types/xy-chart.js';
/**
 * Builds the Histogram-shaped imperative handle for `HistogramToXY`.
 *
 * - All programmatic interaction methods are delegated to the inner
 *   `XYChart` ref.
 * - `getConfig()` returns a Histogram-shaped serialized payload built from
 *   the resolved `HistogramChartConfiguration` (see
 *   `serializeHistogramConfig`).
 */
export declare const buildHistogramImperativeHandle: (xyRef: RefObject<XYChartRef | null>, config: HistogramChartConfiguration) => HistogramChartRef;