/// <reference types="node" />
import { IConfig } from './types/config';
export default class Track {
    lagTimer: NodeJS.Timeout | null;
    observer: PerformanceObserver | null;
    init(config: IConfig): void;
    visualTrack: () => void;
    listenPageLag: () => void;
    /**
     * @description 监听错误异常
     */
    addListenJSUncaught(): void;
    /**
     * @description 监听行为
     */
    addListenUserActivity(): void;
    /**
     * @description 监听路由变化
     */
    addListenRouterChange(): void;
    /**
     * @description 页面将要关闭
     */
    addListenUnload(): void;
    /**
     * @description 销毁监听器
     */
    destroy(): void;
}