import type { XYChartColorScale, AnyXYChartScale, WeakMapDatapoints, RectDatapointInternal } from '../../types/xy-chart-internals.js';
export declare function colorAccessor(colorScale: XYChartColorScale): (datapoint: RectDatapointInternal) => string;
export declare function xAccessor(scale: AnyXYChartScale): (datapoint: RectDatapointInternal) => number;
export declare function yAccessor(scale: AnyXYChartScale): (datapoint: RectDatapointInternal) => number;
export declare function widthAccessor(scale: AnyXYChartScale): (datapoint: RectDatapointInternal) => number;
export declare function heightAccessor(scale: AnyXYChartScale): (datapoint: RectDatapointInternal) => number;
export declare function isDefinedAccessor(datapointMetadataMap: WeakMapDatapoints): (datapoint: RectDatapointInternal) => boolean;