import { Color } from './Color.js';
import { ColorThemeFactory } from './ColorThemeFactory.js';
export declare abstract class MultiHueColorThemeFactory extends ColorThemeFactory {
    #private;
    protected numberOfMainColors: number;
    constructor(numberOfMainColors: number);
    protected setCalculateHueFunction(calculateHue: (hueIncrementFactor: number) => number): void;
    /**
     * Generates a set of colors in a color theme.
     *
     * @param numberOfColors - The number of colors to generate.
     * @returns An array containing the colors as Color objects.
     */
    protected getColors(numberOfColors: number): Color[];
}