private void Update()
{
if (m_WWW == null)
{
return;
}
int deltaLength = m_WWW.bytesDownloaded - m_LastDownloadedSize;
if (deltaLength > 0)
{
m_LastDownloadedSize = m_WWW.bytesDownloaded;
DownloadAgentHelperUpdateLengthEventArgs downloadAgentHelperUpdateLengthEventArgs = DownloadAgentHelperUpdateLengthEventArgs.Create(deltaLength);
m_DownloadAgentHelperUpdateLengthEventHandler(this, downloadAgentHelperUpdateLengthEventArgs);
ReferencePool.Release(downloadAgentHelperUpdateLengthEventArgs);
}
if (m_WWW == null)
{
return;
}
if (!m_WWW.isDone)
{
return;
}
if (!string.IsNullOrEmpty(m_WWW.error))
{
DownloadAgentHelperErrorEventArgs dodwnloadAgentHelperErrorEventArgs = DownloadAgentHelperErrorEventArgs.Create(m_WWW.error.StartsWith(RangeNotSatisfiableErrorCode.ToString()), m_WWW.error);
m_DownloadAgentHelperErrorEventHandler(this, dodwnloadAgentHelperErrorEventArgs);
ReferencePool.Release(dodwnloadAgentHelperErrorEventArgs);
}
else
{
byte[] bytes = m_WWW.bytes;
DownloadAgentHelperUpdateBytesEventArgs downloadAgentHelperUpdateBytesEventArgs = DownloadAgentHelperUpdateBytesEventArgs.Create(bytes, 0, bytes.Length);
m_DownloadAgentHelperUpdateBytesEventHandler(this, downloadAgentHelperUpdateBytesEventArgs);
ReferencePool.Release(downloadAgentHelperUpdateBytesEventArgs);
DownloadAgentHelperCompleteEventArgs downloadAgentHelperCompleteEventArgs = DownloadAgentHelperCompleteEventArgs.Create(bytes.Length);
m_DownloadAgentHelperCompleteEventHandler(this, downloadAgentHelperCompleteEventArgs);
ReferencePool.Release(downloadAgentHelperCompleteEventArgs);
}
}
protected override bool ReceiveData(byte[] data, int dataLength)
{
if (m_Owner != null && m_Owner.m_UnityWebRequest != null && dataLength > 0)
{
DownloadAgentHelperUpdateBytesEventArgs downloadAgentHelperUpdateBytesEventArgs = DownloadAgentHelperUpdateBytesEventArgs.Create(data, 0, dataLength);
m_Owner.m_DownloadAgentHelperUpdateBytesEventHandler(this, downloadAgentHelperUpdateBytesEventArgs);
ReferencePool.Release(downloadAgentHelperUpdateBytesEventArgs);
DownloadAgentHelperUpdateLengthEventArgs downloadAgentHelperUpdateLengthEventArgs = DownloadAgentHelperUpdateLengthEventArgs.Create(dataLength);
m_Owner.m_DownloadAgentHelperUpdateLengthEventHandler(this, downloadAgentHelperUpdateLengthEventArgs);
ReferencePool.Release(downloadAgentHelperUpdateLengthEventArgs);
DownloadAgentHelperProgressEventArgs downloadAgentHelperProgressEventArgs = DownloadAgentHelperProgressEventArgs.Create(contentLength);
m_Owner.m_DownloadAgentHelperProgressEventHandler(this, downloadAgentHelperProgressEventArgs);
ReferencePool.Release(downloadAgentHelperProgressEventArgs);
}
return(base.ReceiveData(data, dataLength));
}
private void OnDownloadAgentHelperUpdateBytes(object sender, DownloadAgentHelperUpdateBytesEventArgs e)
{
m_WaitTime = 0f;
try
{
m_FileStream.Write(e.GetBytes(), e.Offset, e.Length);
m_WaitFlushSize += e.Length;
m_SavedLength += e.Length;
if (m_WaitFlushSize >= m_Task.FlushSize)
{
m_FileStream.Flush();
m_WaitFlushSize = 0;
}
}
catch (Exception exception)
{
DownloadAgentHelperErrorEventArgs downloadAgentHelperErrorEventArgs = DownloadAgentHelperErrorEventArgs.Create(false, exception.ToString());
OnDownloadAgentHelperError(this, downloadAgentHelperErrorEventArgs);
ReferencePool.Release(downloadAgentHelperErrorEventArgs);
}
}
/// <summary>
/// 创建下载代理辅助器更新数据流事件。
/// </summary>
/// <param name="bytes">下载的数据流。</param>
/// <param name="offset">数据流的偏移。</param>
/// <param name="length">数据流的长度。</param>
/// <returns>创建的下载代理辅助器更新数据流事件。</returns>
public static DownloadAgentHelperUpdateBytesEventArgs Create(byte[] bytes, int offset, int length)
{
if (bytes == null)
{
Debug.LogError("Bytes is invalid.");
}
if (offset < 0 || offset >= bytes.Length)
{
Debug.LogError("Offset is invalid.");
}
if (length <= 0 || offset + length > bytes.Length)
{
Debug.LogError("Length is invalid.");
}
DownloadAgentHelperUpdateBytesEventArgs downloadAgentHelperUpdateBytesEventArgs = ReferencePool.Acquire <DownloadAgentHelperUpdateBytesEventArgs>();
downloadAgentHelperUpdateBytesEventArgs.m_Bytes = bytes;
downloadAgentHelperUpdateBytesEventArgs.Offset = offset;
downloadAgentHelperUpdateBytesEventArgs.Length = length;
return(downloadAgentHelperUpdateBytesEventArgs);
}