import BaseObject from 'ol/Object.js';
export declare const olcUidKey = "__olcUid__";
export declare const olcVirtualGroupUidKey = "__olcVirtualGroupUid__";
/**
 * Get the ol-comfy uid of the given object.
 * An uid is a unique identifier of an object but only unique within the same collection.
 * @returns The ol-comfy uid of the given object.
 */
export declare const getOlcUid: (baseObject: BaseObject) => string | undefined;
/**
 * Get the ol-comfy virtual group uid of the given object.
 * It's called a virtual group because it's not a real collection, it's object sharing the same group uid.
 * @returns The ol-comfy virtual group uid of the given object.
 */
export declare const getOlcVirtualGroupUid: (baseObject: BaseObject) => string | undefined;