/**
 * Additional reusable modules to extend PlotProps and PlotData props
 */
import { CSSProperties } from 'react';
import { BarLayoutOptions, OrientationOptions } from '.';
/** PlotProps addons */
/** Additional controls for legend layout & appearance. */
export declare type PlotLegendAddon = {
    /** Are legend items presented horizontally or vertically? */
    orientation: 'vertical' | 'horizontal';
    /** General horizontal position of the legend. */
    horizontalPosition: 'auto' | 'left' | 'center' | 'right';
    /** Positive numbers will adjust legend to the right, negative to the left. */
    horizontalPaddingAdjustment?: number;
    /** General vertical position of the legend. */
    verticalPosition: 'auto' | 'top' | 'middle' | 'bottom';
    /** Positive numbers will adjust legend up, negative numbers will adjust it down. */
    verticalPaddingAdjustment?: number;
    font?: {
        family: string;
        size: number;
        color: string;
    };
    /** legend traceorder (for histogram filter) */
    traceorder?: 'reversed' | 'grouped' | 'normal' | undefined;
};
/** Specification to control plot margins and padding. */
export declare type PlotSpacingAddon = {
    /** The margin between the top edge of the container and the plot. */
    marginTop?: number;
    /** The margin between the right edge of the container and the plot. */
    marginRight?: number;
    /** The margin between the bottom edge of the container and the plot. */
    marginBottom?: number;
    /** The margin between the left edge of the container and the plot. */
    marginLeft?: number;
    /** Padding, applied equally on all sides. */
    padding?: number;
};
export declare const PlotSpacingDefault: Required<PlotSpacingAddon>;
export declare type OrientationAddon = {
    /** Orientation of plot - default is vertical (e.g. independent axis at bottom) */
    orientation?: OrientationOptions;
};
export declare const OrientationDefault: OrientationOptions;
export declare type OpacityAddon = {
    /** Opacity of markers that require opacity (e.g. outliers, overlaid bars).
     * Number 0 to 1 (default 0.5) */
    opacity?: number;
};
export declare const OpacityDefault: number;
export declare type independentAxisLogScaleAddon = {
    /** Use a log scale for independent axis. Default is false */
    independentAxisLogScale?: boolean;
};
export declare const independentAxisLogScaleDefault: boolean;
export declare type DependentAxisLogScaleAddon = {
    /** Use a log scale for dependent axis. Default is false */
    dependentAxisLogScale?: boolean;
};
export declare const DependentAxisLogScaleDefault: boolean;
/** BarLayout - options and default differ depending on usage */
export declare type BarLayoutAddon<O extends BarLayoutOptions> = {
    /** How bars are displayed when there are multiple series. */
    barLayout?: O;
};
/** valueType for when components or widgets take number or date types  */
export declare type ValueTypeAddon = {
    /** Type of variable 'number' or 'date' */
    valueType?: 'number' | 'date';
};
/** simple string label prop */
export declare type LabelAddon = {
    /** Label for component or widget */
    label?: string;
};
/** container styling */
export declare type ContainerStylesAddon = {
    /** Additional styles for component's container. Optional */
    containerStyles?: CSSProperties;
};
/** PlotData addons */
export declare type AvailableUnitsAddon = {
    /** What units does the backend support switching between? */
    availableUnits: Array<string>;
    /** Currently selected unit. */
    selectedUnit: string;
} | {
    /** What units does the backend support switching between? */
    availableUnits?: never;
    /** Currently selected unit. */
    selectedUnit?: never;
};
/** Marker scale addon
 * default value of 1 is regular size
 */
export declare type MarkerScaleAddon = {
    markerScale?: number;
};
export declare const MarkerScaleDefault: number;
/** Color palette addon */
export declare type ColorPaletteAddon = {
    colorPalette?: string[];
};
/** Based on [Tol's muted colormap](https://personal.sron.nl/~pault/) */
export declare const ColorPaletteDefault: string[];
/** Darker color palette, useful for overlay traces, such as smoothed mean in scatter plots */
export declare const ColorPaletteDark: string[];
/** Based on [Tol's muted colormap](https://personal.sron.nl/~pault/) */
/** Needs work - this is a draft for purposes of discussion and choosing an ordinal colormap */
export declare const ColorPaletteOrdinal: string[];
/** Sequential gradient colorscale. Useful for coloring based on a continuous variable that is always positive, for example. */
/** Using oslo from https://www.fabiocrameri.ch/colourmaps/, copied from https://github.com/empet/scientific-colorscales/blob/master/scicolorscales.py */
export declare const SequentialGradientColorscale: string[];
/**
 * Diverging gradient colorscale. Useful for coloring a continuous variable that has values above and below a midpoint (usually 0)
 *  Using vik from https://www.fabiocrameri.ch/colourmaps/, copied from https://github.com/empet/scientific-colorscales/blob/master/scicolorscales.py
 *  MUST have ODD number of colors! Assume the middle color maps to the midpoint
 */
export declare const DivergingGradientColorscale: string[];
export declare const ConvergingGradientColorscale: string[];
export declare const gradientSequentialColorscaleMap: import("d3-scale").ScaleLinear<string, string, never>;
export declare const gradientDivergingColorscaleMap: import("d3-scale").ScaleLinear<string, string, never>;
export declare const gradientConvergingColorscaleMap: import("d3-scale").ScaleLinear<string, string, never>;
/** truncated axis flags */
export declare type AxisTruncationAddon = {
    /** truncation config (flags) to show truncated axis (true) or not (false) */
    axisTruncationConfig?: AxisTruncationConfig;
};
export declare type AxisTruncationConfig = {
    independentAxis?: {
        min?: boolean;
        max?: boolean;
    };
    dependentAxis?: {
        min?: boolean;
        max?: boolean;
    };
};
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