TaiWan/Assets/Roaming/Scripts/LoadDynamic/DynamicLoader.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.Linq;

public class DynamicLoader : MonoBehaviour
{
    public static DynamicLoader Instance;

    private void OnEnable()
    {
        Instance = this;
    }
    /// <summary>
    /// <20>Ѽ<EFBFBD><D1BC>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD>
    /// </summary>
    private List<GameObject> poolLoaded;

    /// <summary>
    /// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    /// </summary>
    private List<GameObject> poolCache;

    /// <summary>
    /// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>
    /// </summary>
    public List<string> poolWillLoaded;

    /// <summary>
    /// <20><><EFBFBD>󻺴<EFBFBD><F3BBBAB4><EFBFBD>
    /// </summary>
    public int cacheMaxNum { get; set; }

    /// <summary>
    /// ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
    /// </summary>
    string showLayer = "Default";

    /// <summary>
    /// ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><D8B6><EFBFBD>
    /// </summary>
    string hideLayer = "CacheLayer";

    int showLayerIndex;

    int hideLayerIndex;

    public string LastPos;

    // Start is called before the first frame update
    void Start()
    {
        cacheMaxNum = 10;
        poolLoaded = new List< GameObject>();
        poolCache = new List<GameObject>();
        hideLayerIndex = LayerMask.NameToLayer(hideLayer);
        showLayerIndex = LayerMask.NameToLayer(showLayer);
    }

    /// <summary>
    /// <20>ӻ<EFBFBD><D3BB><EFBFBD><EFBFBD><EFBFBD>ȡҪ<C8A1><D2AA><EFBFBD>صĶ<D8B5><C4B6><EFBFBD>
    /// </summary>
    /// <param name="objName"><3E><><EFBFBD><EFBFBD><EFBFBD><EFBFBD></param>
    /// <returns></returns>
    GameObject GetObjectFromCache(string objName)
    {
        return poolCache.FirstOrDefault<GameObject>(obj => obj.name == objName);
    }

    /// <summary>
    /// <20><><EFBFBD>Ѽ<EFBFBD><D1BC><EFBFBD><EFBFBD>б<EFBFBD><D0B1><EFBFBD>ȡҪ<C8A1><D2AA><EFBFBD>صĶ<D8B5><C4B6><EFBFBD>
    /// </summary>
    /// <param name="objName"><3E><><EFBFBD><EFBFBD><EFBFBD><EFBFBD></param>
    /// <returns></returns>
    GameObject GetObjectFromLoaded(string objName)
    {
        return poolLoaded.FirstOrDefault<GameObject>(obj => obj.name == objName);
    }

     
    /// <summary>
    /// <20><><EFBFBD>ظ<EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD>
    /// </summary>
    /// <param name="preNames">Ԥ<><D4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD></param>
    public void Load(string[] preNames)
    {
        // <20><><EFBFBD>ӻ<EFBFBD><D3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѵ<EFBFBD><D1B4>ڵ<EFBFBD>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD>
        List<GameObject> lstFromCache = poolCache.FindAll(obj => preNames.Contains(obj.name));
        foreach (var obj in lstFromCache)
        {
            obj.layer = showLayerIndex;
            poolLoaded.Add(obj);
            poolCache.Remove(obj);
        }

        // <20>Ƴ<EFBFBD><C6B3>Ѽ<EFBFBD><D1BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>в<EFBFBD><D0B2><EFBFBD>Ҫ<EFBFBD><D2AA>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD>
        List<GameObject> lstFromLoaded = poolLoaded.FindAll(obj => !preNames.Contains(obj.name));
        foreach (var obj in lstFromLoaded)
        {
            obj.layer = hideLayerIndex;            
            poolCache.Add(obj);
            if (poolCache.Count > cacheMaxNum)
            {
                Destroy(poolCache[0]);
                poolCache.RemoveAt(0);
            }
            poolLoaded.Remove(obj);
        }

        // <20><><EFBFBD>ز<EFBFBD><D8B2>ڳ<EFBFBD><DAB3><EFBFBD><EFBFBD>е<EFBFBD>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD>
        GameObject tmp = null;
        foreach (var name in preNames)
        {
            tmp = poolLoaded.FirstOrDefault(obj => obj.name == name);
            if (tmp == null)
            {
                StartCoroutine(GeneratePrefab(name));
            }
        }
    }

    IEnumerator GeneratePrefab(string name)
    {
        string parentName = name.Substring(0, name.IndexOf("_"));  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

        GameObject tmp = Resources.Load<GameObject>("Prefabs\\" + name);
        tmp = GameObject.Instantiate(tmp, GameObject.Find(parentName).transform);
        tmp.name = name;
        tmp.layer = showLayerIndex;
        poolLoaded.Add(tmp);

        // DataLoader.Instance.AttachOperation();

        yield return new WaitForSeconds(0.5f);
    }

}