[游戏开发]unity学习笔记：中介者模式

双方或多方借用第三方进行引用，用来降低耦合。

public class MiddleBase
{
    public Transform pos;
    public float bloodCount;
    public virtual void ReduceBlood(float Reduce)//虚方法
    {
        bloodCount -= Reduce;
    }
}
public class MiddleNpc:MiddleBase
{
    public override void ReduceBlood(float Reduce)
    {
        //base.ReduceBlood(Reduce);   
        bloodCount-=2*Reduce;
    }

}
public class MiddlePlayer: MiddleBase
{

}
public class TestMiddle : MonoBehaviour
{
    public  void CaculateBlood(MiddleBase attacker ,MiddleBase attacked)
    {
        if (Vector3.Distance(attacker.pos.position, attacked.pos.position) < 10)
        {
            attacked.ReduceBlood(10);
        }
    }
    // Start is called before the first frame update
    void Start()
    {
        MiddleNpc middleNpc = new MiddleNpc();
        MiddlePlayer middlePlayer = new MiddlePlayer(); 
        //玩家攻击npc
        CaculateBlood(middlePlayer, middleNpc);
        //npc攻击玩家
        CaculateBlood(middleNpc, middlePlayer); 

    }

    // Update is called once per frame
    void Update()
    {
        
    }
}