public static void Destroy(UMemoryItem item)
{
if (item.IsUnderManager)
{
item.gameObject.SetActive(false);
}
else
{
GameObject.Destroy(item);
}
}
//外部使用接口
public static T Instantiate <T>(string resourceName) where T : UMemoryItem
{
UMemoryItem ret = Instance.GetAInstance(resourceName, typeof(T).Name);
if (ret == null)
{
return(null);
}
else
{
return(ret as T);
}
}
//内部实现
/// <summary>
/// 通过对象池创建对象
/// </summary>
/// <param name="resorceName"></param>
/// Resource中 的路径
/// <param name="itemName"></param>
/// 该gameobject 下继承UMemoryItem的脚本名
/// <returns></returns>
private UMemoryItem GetAInstance(string resorceName, string itemName)
{
//初始池信息
if (!memoryPools.ContainsKey(resorceName))
{
UMemoryItem item = tryCreateItem(resorceName, itemName);
if (item)
{
AddToPool(item.ResorceName, item);
}
else
{
return(null);
}
}
List <UMemoryItem> pool = memoryPools[resorceName];
//尝试获得对象
UMemoryItem it;
if (pool.Count == 0)
{
it = tryCreateItem(resorceName, itemName);
}
else
{
it = pool[pool.Count - 1];
if (it.GetType().Name == itemName)
{
pool.RemoveAt(pool.Count - 1);
}
else
{
Debug.Log("<color=red> " + itemName + "not in *" + resorceName + " </color>");
it = null;
}
}
if (it == null)
{
return(null);
}
else
{
it.Reset();
it.gameObject.SetActive(true);
return(it);
}
}
private void RemoveFromPool(string rename, UMemoryItem item)
{
if (item.IsUnderManager)
{
item.IsUnderManager = false;
createItems.Remove(item);
}
if (!memoryPools.ContainsKey(rename))
{
return;
}
List <UMemoryItem> pool = memoryPools[rename];
pool.Remove(item);
}
private void AddToPool(string rename, UMemoryItem item)
{
if (string.IsNullOrEmpty(rename) || !item.IsUnderManager)
{
return;
}
if (!memoryPools.ContainsKey(rename))
{
memoryPools.Add(rename, new List <UMemoryItem>());
}
List <UMemoryItem> pool = memoryPools[rename];
if (capacity.ContainsKey(rename) && pool.Count >= capacity[rename])
{
GameObject.Destroy(item.gameObject);
return;
}
pool.Add(item);
}
private UMemoryItem tryCreateItem(string resorceName, string itemName)
{
if (!loaded.ContainsKey(resorceName))
{
GameObject obj = (GameObject)Resources.Load(resorceName);
if (obj == null)
{
Debug.Log("<color=red> " + resorceName + " not in Resource </color>");
return(null);
}
else
{
var item = obj.GetComponent(itemName) as UMemoryItem;
if (item == null)
{
Debug.Log("<color=red> " + itemName + " not in " + resorceName + " </color>");
return(null);
}
else
{
item.ResorceName = resorceName;
item.IsUnderManager = true;
loaded.Add(resorceName, obj);
}
}
}
GameObject go = MonoBehaviour.Instantiate(loaded[resorceName]) as GameObject;
UMemoryItem ret = go.GetComponent(itemName) as UMemoryItem;
if (ret == null)
{
Debug.Log("<color=red> " + itemName + "not in " + resorceName + " </color>");
GameObject.Destroy(go);
return(null);
}
createItems.Add(ret);
return(ret);
}
private void RemoveObject(UMemoryItem item)
{
RemoveFromPool(item.ResorceName, item);
}
private void RecollectInstance(UMemoryItem item)
{
AddToPool(item.ResorceName, item);
}
