import { ILoaderReturnValue, Loader } from "./Loader";
import { Texture } from "pixi.js";
export declare class PIXILoader extends Loader<Texture> {
    private loader;
    private readonly _cache;
    private _currentQueue;
    private _initPromise;
    private _initialized;
    constructor();
    has(_key: string): boolean;
    add(_key: string, _asset: string): void;
    get<T>(_key: string): T;
    unload(_key: string): void;
    load(_onProgress?: (progress: number) => void): Promise<ILoaderReturnValue>;
    cache<T>(_key: string, _asset: T): void;
    isAssetLoaded(_key: string): boolean;
}