/**
 * @license
 *-------------------------------------------------------------------------------------------
 * Copyright © 2026 Progress Software Corporation. All rights reserved.
 * Licensed under commercial license. See LICENSE.md in the package root for more information
 *-------------------------------------------------------------------------------------------
 */
/**
 * Describes a single drilldown step.
 */
export interface ChartDrilldownStep {
    /**
     * The parent series name.
     */
    seriesName: string;
    /**
     * The drilldown value of the selected series point.
     */
    drilldownValue: any;
}
/**
 * The Chart drilldown state.
 */
export interface ChartDrilldownState {
    /**
     * A stack of all drilldown steps performed in the Chart.
     *
     * If the `steps` are empty the Chart is the root level.
     */
    steps: ChartDrilldownStep[];
}