import type { ScaleBand } from 'd3-scale';
import type { ColorToken } from '../../../core/types/color-palette.js';
import type { BarScaleLinear } from '../../types/guards.js';
import type { AnyXYChartScale, MapDatapoints, XYChartAxisDirection } from '../../types/xy-chart-internals.js';
import type { BarDatapoint } from '../../types/xy-chart.js';
export declare const applyNumericalBarScaleTransformations: (args: BarScaleLinear, accessorCoord: "x" | "y", baseline: XYChartAxisDirection, relAccessor?: ((value: number) => number) | undefined, accumulator?: number, binDomain?: number) => {
    v0: number | undefined;
    v1: number | undefined;
    scale: import("d3-scale").ScaleLinear<number, number, never>;
};
export declare function xAccessor(scale: AnyXYChartScale, datapointsMetadata: MapDatapoints, dimensionScale?: ScaleBand<string>, seriesId?: string, relAccessor?: (value: number) => number): (datapoint: BarDatapoint) => number;
export declare function yAccessor(scale: AnyXYChartScale, datapointsMetadata: MapDatapoints, dimensionScale?: ScaleBand<string>, seriesId?: string, relAccessor?: (value: number) => number): (datapoint: BarDatapoint) => number;
export declare function widthAccessor(scale: AnyXYChartScale, datapointsMetadata: MapDatapoints, dimensionScale?: ScaleBand<string>, relAccessor?: (value: number) => number): (datapoint: BarDatapoint) => number;
export declare function heightAccessor(scale: AnyXYChartScale, datapointsMetadata: MapDatapoints, dimensionScale?: ScaleBand<string>, relAccessor?: (value: number) => number): (datapoint: BarDatapoint) => number;
/**
 * Builds a per-datapoint color accessor for bar series. Each bar is painted with
 * its `colorOverride` (written by `applyColorRuleToBarSeries`) when present,
 * falling back to the series-level color resolved from the chart palette.
 */
export declare function colorAccessor(seriesColor: ColorToken, datapointsMetadata: MapDatapoints): (datapoint: BarDatapoint) => string;
//# sourceMappingURL=bar-accessors.d.ts.map