import Color from "./Color";
import LeafGroup from "./LeafGroup";
/**
 * RootGroup colors with algorithms to optimize and merge neighbors colors.
 *
 * @class
 * @classdesc Manage list of colors or groups.
 */
export default class RootGroup {
    _count: number;
    _children: Record<number, LeafGroup>;
    /**
     * Store colors or groups and _count similiar groups in the image.
     */
    constructor();
    /**
     * Get list of groups of list of colors.
     */
    getList(): LeafGroup[];
    addColor(r: number, g: number, b: number): Color;
    /**
     * Add a key for a color, this key is a simplification to find neighboring colors.
     * Neighboring colors has same key.
     */
    getLeafGroup(key: number): LeafGroup;
    /**
     * List of colors sorted by importance (neighboring hare calculated by distance and removed).
     * Importance is calculated with the saturation and _count of neighboring colors.
     */
    getColors(_distance: number): Color[];
}