import { Rect } from './Rect';
interface IPlaygroundState {
    itemsIds: string[];
    activeItems: Rect[];
}
export declare class Playground {
    private playgroundElement;
    private debugMode;
    private preserveOriginalSvg;
    private itemsIds;
    private playgroundActive?;
    private playgroundSvg;
    private playgroundSvgOffset;
    private eventManager;
    private subscribers;
    constructor(playgroundElement: HTMLElement, debugMode?: boolean, preserveOriginalSvg?: boolean);
    subscribe(callback: Function): void;
    readonly state: IPlaygroundState;
    addListeners(playgroundElement?: HTMLElement): Promise<void>;
    private subscribersCall;
    private init;
}
export {};