/// <summary>
/// 主线程内更新
/// </summary>
public void Update()
{
if (IOSocket == null || IOSocket.Connected == false)
{
return;
}
// 接收数据
if (_isReceiving == false)
{
_isReceiving = true;
// 清空缓存
_packageCoder.ClearReceiveBuffer();
// 请求操作
_receiveArgs.SetBuffer(0, _packageCoder.GetReceiveBufferCapacity());
bool willRaiseEvent = IOSocket.ReceiveAsync(_receiveArgs);
if (!willRaiseEvent)
{
ProcessReceive(_receiveArgs);
}
}
// 发送数据
if (_isSending == false && _sendQueue.Count > 0)
{
_isSending = true;
// 清空缓存
_packageCoder.ClearSendBuffer();
// 合并数据一起发送
while (_sendQueue.Count > 0)
{
// 数据压码
System.Object packet = _sendQueue.Dequeue();
_packageCoder.Encode(packet);
// 如果已经超过一个最大包体尺寸
// 注意：发送的数据理论最大值为俩个最大包体大小
if (_packageCoder.GetSendBufferWriterIndex() >= _packageMaxSize)
{
break;
}
}
// 请求操作
_sendArgs.SetBuffer(0, _packageCoder.GetSendBufferReadableBytes());
bool willRaiseEvent = IOSocket.SendAsync(_sendArgs);
if (!willRaiseEvent)
{
ProcessSend(_sendArgs);
}
}
}
/// <summary>
/// 初始化频道
/// </summary>
public void InitChannel(Socket socket, Type packageCoderType, int packageMaxSize)
{
if (packageCoderType == null)
{
throw new System.ArgumentException($"packageCoderType is null.");
}
if (packageMaxSize <= 0)
{
throw new System.ArgumentException($"packageMaxSize is invalid : {packageMaxSize}");
}
IOSocket = socket;
IOSocket.NoDelay = true;
_packageMaxSize = packageMaxSize;
// 创建编码解码器
_packageCoder = (NetworkPackageCoder)Activator.CreateInstance(packageCoderType);
_packageCoder.InitCoder(this, packageMaxSize);
_receiveArgs.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
_receiveArgs.SetBuffer(_packageCoder.GetReceiveBuffer(), 0, _packageCoder.GetReceiveBufferCapacity());
_sendArgs.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
_sendArgs.SetBuffer(_packageCoder.GetSendBuffer(), 0, _packageCoder.GetSendBufferCapacity());
}
