Unity Delegate Event

//********************************************************************
// 文件名: DelegateTest.cs
// 描述: 玩家
// 作者: 李伟
// 创建时间: 2015-09-16
//
//********************************************************************

using UnityEngine;
using System.Collections;
using System;

public delegate void DoHurt();

/// <summary>
/// 委托事件模式，就是监听者模式的实现。
/// 一句话解释就是：“我对这个感兴趣，你变化的时候通知我一声，我就不实时关注了”。
/// </summary>
public class DelegateTest : MonoBehaviour
{
void Start()
{
AddDoHurtEvent(myHurt001);
AddDoHurtEvent(myhurt002);
AddDoHurtEvent(myhurt003);

OnDoHurtEvent();

RemoveDoHurtEvent(myhurt002);

OnDoHurtEvent();
}

/// <summary>
/// 定义一个DoHurt的事件
/// </summary>
private event DoHurt DoHurtEventHanlde;

/// <summary>
/// 执行事件
/// </summary>
void OnDoHurtEvent()
{
if (DoHurtEventHanlde != null) DoHurtEventHanlde();
}

/// <summary>
/// 添加事件
/// </summary>
/// <param name="doHurt"></param>
void AddDoHurtEvent(DoHurt doHurt)
{
DoHurtEventHanlde += doHurt;
}

/// <summary>
/// 移除事件
/// </summary>
/// <param name="doHurt"></param>
void RemoveDoHurtEvent(DoHurt doHurt)
{
DoHurtEventHanlde -= doHurt;
}

public void myHurt001()
{
Debug.Log("调用1");
}

public void myhurt002()
{
Debug.Log("调用2");
}

public void myhurt003()
{
Debug.Log("调用3");
}
}