/**
 * @author: xd
 * @Date: 2022-08-29 14:42:22
 * @LastEditors: xd
 * @LastEditTime: 2022-09-15 19:09:48
 * @FilePath: \Map2D\src\base\EventTarget.ts
 * @Description:
 *
 * Copyright (c) 2022 by xd, All Rights Reserved.
 */
interface AnyFunc {
    (...args: unknown[]): unknown;
}
export declare class eventTarget {
    private events;
    on(type: string, handler: AnyFunc, once?: boolean): AnyFunc;
    once(type: string, handler: AnyFunc): AnyFunc;
    fire(type: string, ...args: unknown[]): void;
    off(type?: string, handler?: AnyFunc): void;
}
export {};