PoolManager.cs - 缓存池

PoolManager.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
public class PoolData
{
    //抽屉中的父对象
    public GameObject fatherObj;
    //对象中的容器
    public List<GameObject> poolList;
    public PoolData(GameObject obj,GameObject poolObj)
    {
        //给我们的抽屉 创建父对象 并且把他作为我们pool衣柜对象的子物体
        fatherObj = new GameObject(obj.name);
        fatherObj.transform.parent = poolObj.transform;
        poolList = new List<GameObject>() {  };
        PushObj(obj);
    }
    //往抽屉里压东西
    public void PushObj(GameObject obj)
    {
        obj.SetActive(false);//失活 让其隐藏
        poolList.Add(obj);//存起来
        obj.transform.parent = fatherObj.transform;//设置父对象
    }
    //往抽屉里取东西
    public GameObject GetObj()
    {
        GameObject obj = null;
        //取出第一个
        obj = poolList[0];
        poolList.RemoveAt(0);
        obj.SetActive(true);//激活让其显示
        obj.transform.parent = null;//断开父子关系
        return obj;
    }
}
public class PoolManager : BaseManager<PoolManager>
{
    public Dictionary<string, PoolData> poolDict = new Dictionary<string, PoolData>();
    public GameObject poolObj;
    /// <summary>
    /// 拿东西，出
    /// </summary>
    /// <param name="name"></param>
    /// <returns></returns>
    public void GetObj(string name,UnityAction<GameObject> callback = null)
    {
        //有物
        if(poolDict.ContainsKey(name) && poolDict[name].poolList.Count > 0)
        {
            callback(poolDict[name].GetObj());
        }
        //无物
        else
        {
            //旧，同步加载
            //obj = GameObject.Instantiate(Resources.Load<GameObject>(name));//新加载物体
            //obj.name = name;
            //新，异步加载
            ResourcesManager.GetInstance().LoadAsync<GameObject>(name, (o) =>
            {
                o.name = name;
                callback(o);
            });
        }
    } 
    /// <summary>
    /// 放东西，入
    /// </summary>
    /// <param name="name"></param>
    /// <param name="obj"></param>
    public void PushObj(string name, GameObject obj)
    {
        //物体归类，同物体到同文件夹
        if (poolObj == null)
            poolObj = new GameObject("pool");
        //有类型
        if (poolDict.ContainsKey(name))
        {
            poolDict[name].PushObj(obj);
        }
        //无类型,新增类型
        else
        {
            poolDict.Add(name, new PoolData(obj,poolObj));
        }
    }
    /// <summary>
    /// 过场景的时候清空
    /// </summary>
    public void Clear()
    {
        poolDict.Clear();
        poolObj = null;
    }
}