import type { Color, DataPoint, DataSeries, TargetLine } from '../types';
export declare function useSparkBar({ data, height, width, seriesColor, targetLine, }: {
    data: DataSeries[];
    height: number;
    width: number;
    seriesColor: Color;
    targetLine?: TargetLine;
}): {
    dataWithIndex: {
        value: DataPoint;
        index: number;
    }[];
    color: import("../types").GradientStop[];
    strokeDashoffset: number;
    barWidth: number;
    getBarHeight: (value: number) => number;
    xScale: import("d3-scale").ScaleBand<string>;
    yScale: import("d3-scale").ScaleLinear<number, number, never>;
    targetLineYPosition: number;
    targetLineX1: number;
    targetLineX2: number;
};
//# sourceMappingURL=useSparkBar.d.ts.map