import { CartesianOrientations } from "./interfaces";
import { Numeric } from "d3";
export declare namespace Tools {
    export const debounce: any;
    export const clone: any;
    export const merge: any;
    export const removeArrayDuplicates: any;
    export const clamp: any;
    export const isEqual: any;
    export const flatMapDeep: any;
    export const kebabCase: any;
    export const fromPairs: any;
    export const some: any;
    /**
     * Returns default chart options merged with provided options,
     * with special cases for axes.
     * Axes object will not merge the not provided axes.
     *
     * @export
     * @param {AxisChartOptions} defaultOptions Configuration.options[chartType]
     * @param {AxisChartOptions} providedOptions user provided options
     * @returns merged options
     */
    export function mergeDefaultChartOptions(defaultOptions: any, providedOptions: any): any;
    /**************************************
     *  DOM-related operations            *
     *************************************/
    /**
     * Get width & height of an element
     *
     * @export
     * @param {any} el element to get dimensions from
     * @returns an object containing the width and height of el
     */
    export function getDimensions(el: any): {
        width: number;
        height: number;
    };
    /**
     * Gets elements's x and y translations from transform attribute or returns null
     *
     * @param {HTMLElement} element
     * @returns an object containing the translated x and y values or null
     */
    export function getTranslationValues(elementRef: HTMLElement): {
        tx: string;
        ty: string;
    };
    /**************************************
     *  Formatting & calculations         *
     *************************************/
    /**
     * Gets x and y coordinates from HTML transform attribute
     *
     * @export
     * @param {any} string the transform attribute string ie. transform(x,y)
     * @returns Returns an object with x and y offsets of the transform
     */
    export function getTranformOffsets(string: any): {
        x: number;
        y: number;
    };
    /**
     * Returns string value for height/width using pixels if there isn't a specified unit of measure
     *
     * @param value string or number value to be checked for unit of measure
     */
    export function formatWidthHeightValues(value: any): any;
    /**
     * Capitalizes first letter of a string
     *
     * @export
     * @param {any} string the input string to perform first letter capitalization with
     * @returns The transformed string after first letter is capitalized
     */
    export function capitalizeFirstLetter(string: any): any;
    /**
     * Get the percentage of a datapoint compared to the entire dataset.
     * @export
     * @param {any} item
     * @param {any} fullData
     * @returns The percentage in the form of a number (1 significant digit if necessary)
     */
    export function convertValueToPercentage(item: any, fullData: any): number;
    /**************************************
     *  Object/array related checks       *
     *************************************/
    /**
     * Compares two arrays to return the difference between two arrays' items.
     *
     * @export
     * @param {any[]} oldArray the array to check for missing items
     * @param {any[]} newArray the array to check for newly added items
     * @returns An object containing items missing (existing in oldArray but not newArray)
     * and items added (existing in newArray but not in oldArray). Object is of the form { missing: [], added: [] }
     */
    export function arrayDifferences(oldArray: any[], newArray: any[]): {
        missing: any[];
        added: any[];
    };
    /**
     * Gets the duplicated keys from an array of data
     *
     * @export
     * @param {*} data - array of data
     * @returns A list of the duplicated keys in data
     */
    export function getDuplicateValues(arr: any): any[];
    /**
     * In D3, moves an element to the front of the canvas
     *
     * @export
     * @param {any} element input element to moved in front
     * @returns The function to be used by D3 to push element to the top of the canvas
     */
    export function moveToFront(element: any): any;
    /**
     * Gets a speicified property from within an object.
     *
     * @param object the object containing the property to retrieve
     * @param propPath nested properties used to extract the final property from within the object
     * (i.e "style", "color" would retrieve the color property from within an object that has "color" nested within "style")
     */
    export const getProperty: (object: any, ...propPath: any[]) => any;
    interface SVGPathCoordinates {
        x0: number;
        x1: number;
        y0: number;
        y1: number;
    }
    export const flipSVGCoordinatesBasedOnOrientation: (verticalCoordinates: SVGPathCoordinates, orientation?: CartesianOrientations) => SVGPathCoordinates;
    export const generateSVGPathString: (verticalCoordinates: SVGPathCoordinates, orientation?: CartesianOrientations) => string;
    export function flipDomainAndRangeBasedOnOrientation<D, R>(domain: D, range: R, orientation?: CartesianOrientations): [D, R] | [R, D];
    export const compareNumeric: (a: Numeric, b: Numeric) => boolean;
    export {};
}