protected void Dispose(bool value)
{
if (this.m_isDispose)
{
return;
}
if (value || this.m_assetCollectDepResource != null)
{
Debug.Log("AssetRequest Dispose");
this.m_assetCollectDepResource.RemoveAssetRequest(this);
this.m_assetCollectDepResource = null;
this.handler = null;
}
this.m_isDispose = true;
}
/// <summary>
/// 构造函数，初始化需要下载的资源和下载完成之后的委托回调
/// </summary>
/// <param name="assetCollectDepResource"></param>
/// <param name="handler"></param>
public LocalAssetRequest(IAssetCollectDepResource assetCollectDepResource, AssetRequestFinishedEventHandler handler)
{
LocalAssetCollectDepResource colldepResource = assetCollectDepResource as LocalAssetCollectDepResource;
if (colldepResource == null || colldepResource.GetAssetResource() == null)
{
this.m_isErroe = true;
return;
}
this.handler = handler;
this.m_assetCollectDepResource = colldepResource;
this.m_assetCollectDepResource.AddAssetRequest(this);
if (handler != null && this.m_assetCollectDepResource.HasCallBack())
{
LocalResourceManager.GetInstance().StartCoroutine(this.DelayCallBack(handler, this));
}
}
public IAssetRequest CreateAssetRequest(ResourceData resourceData, List <ResourceData> depResourceList, AssetRequestFinishedEventHandler callback, AssetPRI assetPRI)
{
if (resourceData == null)
{
return(null);
}
AssetLogger.Debug("CreateAssetRequest:" + resourceData.mResourceName);
if (string.IsNullOrEmpty(resourceData.mPath))
{
return(null);
}
LocalAssetCollectDepResource depResource = null;
if (this.m_dicAssetCollectDepResource.TryGetValue(resourceData.mPath, out depResource))
{
return(new LocalAssetRequest(depResource, callback));
}
depResource = LocalAssetCollectDepResource.Create();
depResource.URL = resourceData.mPath;
this.m_dicAssetCollectDepResource.Add(depResource.URL, depResource);
if (depResourceList != null)
{
depResource.SetDepSize(depResourceList.Count);//初始化depAssetResource[]，引用资源的数组
for (int i = 0; i < depResourceList.Count; i++)
{
ResourceData resourceData2 = depResourceList[i];
Debug.Log(resourceData2.mResourceName);
LocalAssetResource assetResource = this.CreateAssetResource(resourceData2, new AssetLoadFinishedEventHandler(depResource.AssetComplete), assetPRI);
depResource.AddDep(assetResource, i);//赋值depAssetResource[]
Debug.Log(assetResource == null);
}
}
LocalAssetResource asset = this.CreateAssetResource(resourceData, new AssetLoadFinishedEventHandler(depResource.AssetComplete), assetPRI);
depResource.SetAsset(asset);
depResource.EndCreate();
return(new LocalAssetRequest(depResource, callback));
}
/// <summary>
/// 释放没用的资源
/// </summary>
/// <returns></returns>
private bool UnLoadNotUsedResource()
{
bool result = false;
List <string> list = new List <string>();
foreach (var current in this.m_dicAssetResoure)
{
//如果资源被引用的次数为0，就加入到需要被卸载的列表内
if (0 >= current.Value.RefCount)
{
Debug.Log("UnloadADd:" + current.Key);
list.Add(current.Key);
}
}
//遍历所有需要卸载的列表，释放资源
for (int i = 0; i < list.Count; i++)
{
string key = list[i];
LocalAssetResource assetResource = null;
if (this.m_dicAssetResoure.TryGetValue(key, out assetResource))
{
if (assetResource != null)
{
Debug.Log("dispose" + assetResource.URL);
assetResource.Dispose();
result = true;
}
this.m_dicAssetResoure.Remove(key);
}
}
bool flag = false;
List <string> list2 = new List <string>();
foreach (var current2 in this.m_dicAssetCollectDepResource)
{
if (0 >= current2.Value.RefCount)
{
if (!flag)
{
list2.Add(current2.Key);
flag = true;
}
else
{
if (current2.Value.GetRemoveQuickly())
{
list2.Add(current2.Key);
}
}
}
}
for (int j = 0; j < list2.Count; j++)
{
string key2 = list2[j];
LocalAssetCollectDepResource assetCollectDepResource = null;
if (this.m_dicAssetCollectDepResource.TryGetValue(key2, out assetCollectDepResource))
{
if (assetCollectDepResource != null)
{
Debug.Log("Unload:" + assetCollectDepResource.URL);
assetCollectDepResource.Dispose();
result = true;
}
this.m_dicAssetCollectDepResource.Remove(key2);
}
}
return(result);
}
