import type { DataItem, HideAxesStackBarProps, IAreaSeriesSpec, ICartesianCrosshairSpec } from './types';
interface TransformDataOptions {
    xField?: string;
    yField?: string;
}
export declare function transformData(data?: DataItem[], options?: TransformDataOptions): [DataItem[], DataItem[]];
interface GetDefaultSeriesOptions {
    xField?: string;
    yField?: string;
    /**
     * 柱宽度
     * @default 6
     */
    barWidth?: number;
}
export declare function getDefaultSeries(options?: GetDefaultSeriesOptions): (IAreaSeriesSpec | import("@visactor/vchart").IRangeColumnChartSpec | import("@visactor/vchart").IRangeAreaChartSpec | import("@visactor/vchart").ILineSeriesSpec | import("@visactor/vchart").IBarSeriesSpec | import("@visactor/vchart").IBar3dSeriesSpec | import("@visactor/vchart").IDotSeriesSpec | import("@visactor/vchart").IMapSeriesSpec | import("@visactor/vchart").IPieSeriesSpec | import("@visactor/vchart").IPie3dSeriesSpec | import("@visactor/vchart").ILinkSeriesSpec | import("@visactor/vchart").IRadarSeriesSpec | import("@visactor/vchart").IRoseSeriesSpec | import("@visactor/vchart").IScatterSeriesSpec | import("@visactor/vchart").ICircularProgressSeriesSpec | import("@visactor/vchart").ILinearProgressSeriesSpec | import("@visactor/vchart").IWordCloudSeriesSpec | import("@visactor/vchart").IWordCloud3dSeriesSpec | import("@visactor/vchart").IFunnelSeriesSpec | import("@visactor/vchart").IFunnel3dSeriesSpec | import("@visactor/vchart").IBoxPlotSeriesSpec | import("@visactor/vchart").IGaugeSeriesSpec | import("@visactor/vchart").ISankeySeriesSpec | import("@visactor/vchart").ITreemapSeriesSpec | import("@visactor/vchart").ISunburstSeriesSpec | import("@visactor/vchart").ICirclePackingSeriesSpec | import("@visactor/vchart").IWaterfallSeriesSpec | import("@visactor/vchart").IHeatmapSeriesSpec | import("@visactor/vchart").IGaugePointerSeriesSpec | import("@visactor/vchart").ICorrelationSeriesSpec)[];
interface GetDefaultCrosshairOptions {
    /**
     * 柱宽度
     * @default 6
     */
    barWidth?: number;
}
export declare function getDefaultCrosshair(options?: GetDefaultCrosshairOptions): ICartesianCrosshairSpec;
export declare function getNumberArrayMaxIndexAndValue(list: number[]): {
    index: number;
    max: number;
};
interface GetReferenceDataProps {
    data: HideAxesStackBarProps['data'];
    xField: string;
    yField: string;
}
/**
 * 获取参考数据，根据默认值及真实值最大值计算比例
 * @param props
 */
export declare function getReferenceData(props: GetReferenceDataProps): {
    [x: string]: number;
}[];
interface Params {
    xField?: string;
    yField?: string;
}
export declare function getReferenceSerie(params?: Params): IAreaSeriesSpec;
export {};