import { Types } from '.';
import { PluginBase } from './base/PluginBase';
import { Viewer } from './Viewer';
import * as BABYLON from '@babylonjs/core';
declare class WorkerPrefebMgr extends PluginBase {
    private static _workerRootNode;
    private _workerGrp;
    private _matOccluded;
    getClassName(): string;
    toJson(): Object;
    parseJson(json: Object): void;
    constructor(viewer: Viewer);
    init(): void;
    setEnabled(flag: boolean): void;
    private getMeshName;
    private getStencilMeshName;
    place(x: number, y: number, z: number, name?: string): Types.WorkerInfo;
    removeAll(): void;
    setOccludedAppearance(colorHex: string, thickness: number): void;
    remove(id: string): void;
    getWorkerInfos(): Types.WorkerInfo[];
    focus(id: string): void;
    static hideWorker(scene: BABYLON.Scene): void;
}
export { WorkerPrefebMgr };