import type { DoubleArray } from 'cheminfo-types';
import type { GetData2DOptions } from './GetData2DOptions.ts';
import type { Shape2D, Shape2DKind } from './Shape2D.ts';
import type { XYNumber } from './XYNumber.ts';
export interface Shape2DClass {
    /**
     * Kind of shape, so that an instance is also a valid `Shape2D` descriptor.
     */
    readonly kind: Shape2DKind;
    /**
     * Full width at half maximum.
     * Could specify the value for each axis by a xy object or both by a number.
     * @default 50
     */
    fwhmX: number;
    fwhmY: number;
    /**
     * setter to parameters fwhmX and fwhmY
     */
    fwhm: number | XYNumber;
    /**
     * Calculate the height depending of fwhm and volumen.
     */
    calculateHeight(volume?: number): number;
    /**
     * Return a parameterized function of a Gaussian2D shape (see README for equation).
     * @param x - x value to calculate.
     * @param y - y value to calculate.
     * @returns - the z value of bi-dimensional gaussian with the current parameters.
     */
    fct(x: number, y: number): number;
    widthToFWHM(width: number): number;
    fwhmToWidth(fwhm?: number): number;
    getVolume(height?: number): number;
    getFactor(volume?: number): number;
    /**
     * Calculate the intensity matrix of a gaussian shape.
     * @returns z values.
     */
    getData(options?: GetData2DOptions): DoubleArray[];
    /**
     * Descriptor of this shape, so `JSON.stringify` round-trips through `getShape2D`.
     */
    toJSON(): Shape2D;
}
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