import { GObject } from './GObject';
export declare class GGroup extends GObject {
    protected $empty: boolean;
    /**@internal */
    $updating: boolean;
    protected createDisplayObject(): void;
    updateBounds(): void;
    setXY(xv: number, yv: number): void;
    moveChildren(dx: number, dy: number): void;
    protected updateAlpha(): void;
}