import { CategoricalScaleSpec, ContinuousScaleSpec, CssProps, CurveSpec, DataInteractivityProps, PathProps, RectangleProps, SvgElementVariantProps, ViewProps, WithId, SvgElementProps, NumericPositionSpec, ComponentProps } from '@chsk/core';
export type HistogramDataItem = WithId & {
    data: Array<number>;
};
export type HistogramProcessedDataItem = WithId & {
    index: number;
    points: Array<NumericPositionSpec>;
    breaks: number[];
    n: number;
    mean?: number;
    sd?: number;
};
export type HistogramInteractiveDataItem = HistogramProcessedDataItem & {
    bin?: number;
};
export interface HistogramProps extends SvgElementVariantProps, Pick<ViewProps, 'container' | 'data' | 'autoRescale' | 'children'> {
    /** variant */
    variant?: 'count' | 'density';
    /** data */
    data: Array<HistogramDataItem>;
    /** breakpoints for bins */
    breaks: number | number[];
    /** scale for horizontal axis */
    scaleX?: ContinuousScaleSpec;
    /** scale for vertical axis */
    scaleY?: ContinuousScaleSpec;
    /** scale for colors */
    scaleColor?: CategoricalScaleSpec;
}
export interface HistogramCurveProps extends SvgElementProps, DataInteractivityProps<HistogramInteractiveDataItem, PathProps> {
    /** ids to display (defaults to all ids) */
    ids?: string[];
    /** curve type */
    curve?: CurveSpec;
}
export type HistogramSeriesLayer = 'area' | 'curve';
export interface HistogramSeriesProps extends HistogramCurveProps {
    /** list of components to display */
    layers: HistogramSeriesLayer[];
    /** styles for areas */
    areaStyle?: CssProps;
    /** styles for curve */
    curveStyle?: CssProps;
    /** styles for bars */
    barStyle?: CssProps;
}
export interface HistogramBarsProps extends SvgElementProps, DataInteractivityProps<HistogramInteractiveDataItem, RectangleProps>, ComponentProps<RectangleProps> {
    /** ids to display (defaults to all ids) */
    ids?: string[];
}
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