//提交一个 同步加载请求
public void LoadRequest(LoadRequest req)
{
if (req == null)
{
return;
}
foreach (var task in req)
{
LoadTask(task);
}
OnRequestLoaded(req);
}
//请求执行完后的回调
private void OnRequestLoaded(LoadRequest req)
{
foreach (var task in req)
{
AssetReference assetRef;
if (TryGetAssetReference(task.LoadedAsset, out assetRef))
{
assetRef.UnReference(); //释放Request带来的引用
}
}
if (!req.IsCancel)
{
req.CallAllLoaded();
}
}
//提交一个 异步加载请求
public void LoadRequestAsync(LoadRequest req, LoadRequest.OnAllLoaded onLoaded = null)
{
if (req == null)
{
return;
}
//辅助写法,防止回调设置晚了
if (req.onAllLoaded == null && onLoaded != null)
{
req.onAllLoaded = onLoaded;
}
//Debug.Log("New Request");
_loadingQueue.AddLoadRequest(req);
}
//将引用计数托管给GameObject
public void ReferenceAssetsWithGo(GameObject go, LoadRequest request)
{
if (request == null || go == null)
{
return;
}
AssetReferenceComponent comp = TryGetAssetReferenceComponent(go);
foreach (var task in request)
{
if (task.LoadedAsset != null)
{
ReferenceAssetWithGo(comp, task.LoadedAsset);
}
}
}
public override IEnumerator Load()
{
while (_loadingQueue.Count > 0)
{
LoadRequest req = _loadingQueue.Dequeue();
if (req.IsDone || req.IsCancel)
{
continue;
}
//全部提交
foreach (LoadTask task in req)
{
LoadTask(task);
}
OnRequestLoaded(req);
yield return(null);
}
}
public override IEnumerator Load()
{
while (_loadingQueue.Count > 0)
{
LoadRequest req = _loadingQueue.Dequeue();
if (req.IsDone || req.IsCancel)
{
continue;
}
//一次提交一个，加载完再次提交
foreach (LoadTask task in req)
{
LoadTaskAsync(task);
yield return(new LoadTaskAsync(task));
//加载完一个任务后发现整个请求取消了
if (req.IsCancel)
{
break;
}
}
OnRequestLoaded(req);
}
}
public LoadReqAsync(LoadRequest req)
{
Req = req;
}
public void OnRequestLoaded(LoadRequest req)
{
this._onLoaded(req);
}
public void AddLoadRequest(LoadRequest req)
{
_loadingQueue.Enqueue(req);
}