import { List, NumberSortedList } from "../longan/gs.collections";
import { WorkPromise } from "./promiseManager";
export declare enum WorkerState {
    Idle = 0,
    Busy = 1
}
export declare enum WorkType {
    None = 0,
    Initialize = 1,
    GetJson = 2,
    GetGSZ = 3,
    GetGSM = 4,
    GetImage = 5,
    ComputeHLODLevels = 6,
    GetBTZ = 7,
    GetFile = 8,
    GetURLImage = 9,
    GetOsgbGSM = 10,
    GetImageArrayBuffer = 11,
    Decompression = 12,
    ComputeCollisionByTriangles = 14,
    ComputeCollisionBySegment = 13
}
export declare class WorkResult {
    type: WorkType;
    data: any;
    constructor(type: WorkType, data: any);
}
export declare class WorkManager {
    protected workers: List<Worker>;
    protected tasks: NumberSortedList<{
        type: WorkType;
        params: any;
        data: any;
        promise: WorkPromise<WorkResult>;
    }>;
    private workerNoCounter;
    private workerCount;
    private workerInitializePromises;
    static instance: WorkManager;
    constructor(workerCount?: number);
    static init(workerCount?: number): Promise<any[]>;
    static execute(type: WorkType, params: any, priority?: number, data?: any): WorkPromise<WorkResult>;
    static dispose(): void;
}