import type { CommonChartProps, LegendPosition } from '../props/common';
import type { ChartTooltipOption } from '../tooltip';
import type { RadialItemTooltipParams } from './tooltip/radial-item-tooltip.types';
import type { ReactNode } from 'react';
/** Emitted when the user taps/clicks a ring’s filled segment. */
export interface RadialChartSelectEvent {
    seriesIndex: number;
    dataIndex: number;
    label: string;
    value: number;
}
/**
 * Single data item for radial chart: one concentric ring.
 * value = fill percentage (0–100) for that ring; label optional (legend / tooltip).
 */
export interface RadialDataItem {
    label?: string;
    value: number;
}
/**
 * Props for RadialChart (concentric ring chart).
 * common -> radial
 */
export interface RadialChartProps extends CommonChartProps {
    /**
     * Chart data: one item per concentric ring. value = fill percentage (0–100).
     */
    data: RadialDataItem[];
    /**
     * Inner radius of the chart (center hole), e.g. '20%' or 40.
     * @default '20%'
     */
    innerRadius?: string | number;
    /**
     * Color for the unfilled portion of each ring.
     * @default '#e8e8e899'
     */
    backgroundColor?: string;
    /**
     * Optional center text (e.g. main value or title).
     */
    centerText?: string;
    /**
     * Optional center subtext shown below center text (e.g. label or unit).
     */
    centerSubtext?: string;
    /**
     * Start angle of the fill (and animation), in degrees. 0 = right (3 o'clock), 90 = top (12 o'clock).
     * @default 0
     */
    startAngle?: number;
    /**
     * Direction of the fill and animation. true = clockwise, false = counter-clockwise (anti-clockwise).
     * @default false
     */
    clockwise?: boolean;
    /**
     * Gap between concentric rings, as percentage of chart radius (e.g. '4%') or number.
     * @default '4%'
     */
    ringGap?: string | number;
    /**
     * Whether to show the legend (ring labels).
     * @default true
     */
    showLegend?: boolean;
    /**
     * Position of the legend.
     * @default 'bottom'
     */
    legendPosition?: LegendPosition;
    /**
     * Built-in item tooltip preset when `renderTooltip` is omitted. Use `none` to hide the overlay.
     * @default 'card'
     */
    tooltip?: ChartTooltipOption;
    /**
     * Overrides the default React Native item tooltip body (see {@link RadialItemTooltipParams}).
     * Takes precedence over {@link tooltip}.
     */
    renderTooltip?: (params: RadialItemTooltipParams) => ReactNode;
    /**
     * Called when the user selects (taps/clicks) a ring’s value segment.
     */
    onSelect?: (event: RadialChartSelectEvent) => void;
}
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