/**
 * 参数
 *
 * @param { string } audioFile - 音频文件路径
 * @param { boolean } enableAudioWakeLock - 页面不可见时是否播放静音音频
 * @param { function } onVisibilityChange - 页面可见性变化时的回调函数
 */
export interface XYNoSleepOptions {
    audioFile?: string;
    enableAudioWakeLock?: boolean;
    onVisibilityChange?: (isVisible: boolean) => void;
}
/**
 * XYNoSleep工具类: 阻止设备进入休眠模式
 *
 * 通过 Wake Lock API，防止设备休眠，此API仅在https可用
 * 在页面不可见时播放静音音频来防止设备休眠
 */
export declare class XYNoSleep {
    private videoElement;
    private wakeLock;
    private options;
    constructor(options?: XYNoSleepOptions);
    private canWakeLock;
    private createVideoElement;
    private requestWakeLock;
    private releaseWakeLock;
    private playVideo;
    private destroyVideoElement;
    private handleVisibilityChange;
    private handleWakeLockRelease;
    enable(): void;
    disable(): void;
    destroy(): void;
}