import type { CartesianChartProps } from '../props/cartesian';
import type { SeriesData } from '../area/area-chart.props';
/**
 * Props for ColumnChart.
 * common -> cartesian -> column
 */
export interface ColumnChartProps extends CartesianChartProps {
    /**
     * Chart data. Same shape as area: single series, with labels, or multiple named series.
     */
    data: SeriesData;
    /**
     * Whether to leave gaps at the start and end of the axis.
     * @default true
     */
    boundaryGap?: boolean;
    /**
     * Bar corner radius: number (all corners) or [topLeft, topRight, bottomRight, bottomLeft].
     * @default [4, 4, 0, 0]
     */
    cornerRadius?: number | [number, number, number, number];
    /**
     * When true, bars are horizontal (categories on Y-axis, values on X-axis).
     * Bar chart is the horizontal orientation of column chart.
     * @default false
     */
    horizontal?: boolean;
    /**
     * Stack ID for stacking multiple series.
     */
    stack?: string | false;
    /**
     * When true with stack, show stacked bars as percentages (0–100%).
     * @default false
     */
    stackNormalize?: boolean;
    /**
     * Zero-based index of the bar to highlight (active state). Only applies to single series.
     * The active bar uses activeColor and a dashed border.
     */
    activeIndex?: number;
    /**
     * Color for the active bar when activeIndex is set.
     * @default darker shade of series color
     */
    activeColor?: string;
    /**
     * Position of the label inside the bar.
     * @default 'start'
     */
    barInsideLabelPosition?: 'start' | 'middle' | 'end' | ((value: number, index: number, category?: string) => 'start' | 'middle' | 'end');
    /**
     * Formatter for the label inside the bar.
     * @default undefined
     */
    barInsideLabelFormatter?: (value: number, index: number, category?: string) => string;
    /**
     * Position of the label outside the bar.
     * @default 'start'
     */
    barOutsideLabelPosition?: 'start' | 'end' | ((value: number, index: number, category?: string) => 'start' | 'end');
    /**
     * Formatter for the label outside the bar.
     * @default undefined
     */
    barOutsideLabelFormatter?: (value: number, index: number, category?: string) => string;
    /**
     * Per-bar item style override. When provided for single series, called for each bar with (value, index).
     * Returned object is merged over the base itemStyle (e.g. color, borderColor, borderRadius).
     */
    itemStyle?: (value: number, index: number) => BarItemStyle;
}
/**
 * Per-bar style overrides (ECharts itemStyle subset).
 */
export interface BarItemStyle {
    color?: string;
    borderColor?: string;
    borderWidth?: number;
    borderType?: 'solid' | 'dashed' | 'dotted';
    borderRadius?: number | number[];
}
//# sourceMappingURL=column-chart.props.d.ts.map