import type { AgChartDataMapping, AgChartStyle, AgChartTheme, AgSectorLabel } from './shared/agChartShared';
import type { AgWidgetData, AgWidgetDataFormat } from './shared/agWidget';
/**
 * Donut series configuration.
 */
export interface AgDonutChartSeriesTheme {
    /**
     * Sector label configuration.
     */
    sectorLabel?: AgSectorLabel;
}
export interface AgDonutChartOverrides {
    /**
     * Styling for the donut series.
     */
    series?: AgDonutChartSeriesTheme;
}
/**
 * Theme configuration for donut chart.
 */
export interface AgDonutChartTheme extends AgChartTheme {
    /**
     * Donut-specific settings.
     */
    donut?: AgDonutChartOverrides;
}
/**
 * Style configuration for donut chart.
 */
export type AgDonutChartStyle = AgChartStyle<AgDonutChartTheme>;
/**
 * Format configuration for donut chart widget.
 */
export type AgDonutChartFormat = AgWidgetDataFormat<AgDonutChartStyle>;
/**
 * Donut Chart widget configuration.
 * Displays data as proportional slices with a hollow center.
 * The center can be used for displaying summary information.
 *
 * @example
 * const chart: AgDonutChart = {
 *   format: {
 *     title: { text: 'Expense Breakdown', enabled: true },
 *   },
 *   dataMapping: {
 *     categoryKey: [{ id: 'category' }],
 *     valueKey: [{ id: 'amount', aggregation: 'sum' }]
 *   }
 * };
 */
export interface AgDonutChart extends AgWidgetData<AgChartDataMapping, AgDonutChartFormat> {
    /**
     * Widget type identifier.
     */
    type: 'donut-chart';
}