/// <summary>
/// 加载
/// </summary>
/// <param name="_operation"></param>
/// <returns></returns>
IEnumerator Start(UAsyncOperation _operation, Func <byte[], byte[]> _unpackKeystore, Action <bool> _finished)
{
IsSuccess = _operation != null;
Request = _operation;
Info = new List <UFileVersionRemote>();
if (Request != null)
{
yield return(Request);
string content = GetContent(Request, _unpackKeystore);
if (string.IsNullOrEmpty(content))
{
Debug.LogError("The Version Content is invalid!");
IsSuccess = false;
yield break;
}
var list = JsonUtility.FromJson <FileVersionRemoteObject>(content);
if (list != null && list.List != null)
{
Info.AddRange(list.List);
}
else
{
Debug.LogError("The Version Content dose not came from json!");
IsSuccess = false;
}
_finished?.Invoke(IsSuccess);
}
yield break;
}
IEnumerator Start(string _assetName, Type _type, List <UAssetBundleCreateRequest> _list, Action <UnityEngine.Object> _callback)
{
float rate = 1f / _list.Count;
foreach (var v in _list)
{
yield return(v);
ValueProgress += rate;
}
ValueProgress = 1f;
var header = _list[0];
if (header.AssetBundle != null)
{
var request = header.AssetBundle.LoadAssetAsync(_assetName, _type);
Request = new UAsyncOperationUnity(request);
yield return(request);
Result = request.asset;
_callback?.Invoke(Result);
ValueProgress = 1.1f;
}
else
{
ValueProgress = 2.1f;
}
yield break;
}
IEnumerator Start(IStage _stage, Action <IStage> _finished)
{
Request = _stage.Load();
yield return(Request);
Request = new UAsyncOperationDone();
_finished?.Invoke(_stage);
yield return(new WaitForEndOfFrame());
Completed?.Invoke(_stage as UStage);
Completed = null;
}
/// <summary>
/// 获取下载数据的抽象过程
/// </summary>
/// <param name="_operation"></param>
/// <returns></returns>
string GetContent(UAsyncOperation _operation, Func <byte[], byte[]> _unpackKeystore)
{
UDownloadRequest request = _operation as UDownloadRequest;
byte[] binary;
if (_unpackKeystore != null)
{
binary = _unpackKeystore(request.Bytes);
}
else
{
binary = request.Bytes;
}
if (binary != null)
{
return(Encoding.Default.GetString(binary));
}
else
{
return("");
}
}
