import type { ScaleLinear, ScaleLogarithmic, ScaleSymLog } from 'd3-scale';
import type { ChartUnit } from '../../core/types/chart-unit.js';
import type { ColorToken } from '../../core/types/color-palette.js';
/**
 * @public
 */
export type HistogramZoomDomain = number[];
/**
 * @public
 */
export interface HistogramBin {
    /**
     * The start of the bin or bucket
     */
    from: number;
    /**
     * The end of the bin or bucket
     */
    to: number;
    /**
     * The value, better known as "frequency"
     */
    value: number;
}
/**
 * @public
 */
export interface HistogramSeries {
    /**
     * The histogram series data to be graphed by the component
     */
    bins: HistogramBin[];
    /**
     * The name for the histogram series
     */
    name: string;
    /**
     * Unit token for the values in the y-axis of the histogram series
     */
    unit?: ChartUnit;
    /**
     * The color to be applied to the series
     */
    color?: string;
}
/**
 * @internal
 */
export interface SeriesMetadata {
    id: string;
    color: ColorToken;
    scaleIndex: number;
}
/**
 * @internal
 */
export interface TooltipValueMetadata {
    value: number;
    unit: ChartUnit;
}
/**
 * @internal
 */
export interface BinMetadata extends HistogramBin {
    seriesId: string;
    color: ColorToken;
    unit: ChartUnit;
    seriesName: string;
    cumulativeValue?: number;
    absolute?: TooltipValueMetadata;
}
/**
 * @internal
 */
export type WeakMapSeries = WeakMap<object, SeriesMetadata>;
/**
 * @internal
 */
export type WeakMapBins = WeakMap<object, BinMetadata>;
/**
 * @internal
 */
export interface HistogramDataPoint {
    /**
     * The value in X axis
     */
    x: number;
    /**
     * The value in Y axis
     */
    y: number;
}
/**
 * @public
 */
export declare const histogramTooltipVariantOptions: readonly ["single", "shared", "grouped"];
/**
 * @public
 */
export type HistogramTooltipVariant = (typeof histogramTooltipVariantOptions)[number];
/**
 * @internal
 */
export type XScale = ScaleLinear<number, number> | ScaleLogarithmic<number, number> | ScaleSymLog<number, number>;
/**
 * @internal
 */
export type YScale = ScaleLinear<number, number> | ScaleLogarithmic<number, number> | ScaleSymLog<number, number>;
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