/// <summary>
///
/// </summary>
/// <param name="bClearBuffer">true: remove the returned command data from the queue if the command data is valid (a complete IRUARTCommand data)</param>
/// <returns></returns>
public IRUARTCommand GetCommandData(Boolean bClearBuffer = false)
{
lock (mLock)
{
Byte[] data = mDataList.Cast <Byte>().ToArray <Byte>();
IRUARTCommand uartCmd = new IRUARTCommand(data);
if (uartCmd.IsValidCommand)
{
if (bClearBuffer)
{
RemoveHead(uartCmd.CommandBytes.Length);
}
return(uartCmd);
}
return(null);
}
}
private void UartDataReceivedHandler(object sender, SerialDataReceivedEventArgs e)
{
SerialPort sp = (SerialPort)sender;
int bytesToRead;
byte[] tmpData = null;
byte[] tmpAll = null;
byte[] all = null;
int totalBytes = 0;
int readBytes = 0;
while ((bytesToRead = sp.BytesToRead) > 0)
{
tmpData = new byte[bytesToRead];
readBytes = sp.Read(tmpData, 0, bytesToRead);
totalBytes += readBytes;
if (null != all)
{
tmpAll = all;
all = new byte[tmpAll.Length + tmpData.Length];
Array.Copy(tmpAll, 0, all, 0, tmpAll.Length);
Array.Copy(tmpData, 0, all, tmpAll.Length, tmpData.Length);
}
else
{
all = tmpData;
}
}
// debug
if (null != all)
{
String info = String.Format("Data Received: {0} bytes:", all.Length);
for (int i = 0; i < all.Length; i++)
{
info += String.Format("{0:X2} ", all[i]);
}
Console.WriteLine(info);
}
mUartDataQueue.AppendData(all);
while (true)
{
IRUARTCommand uartCommand = mUartDataQueue.GetCommandData(true);
if ((null != uartCommand) && uartCommand.IsValidCommand)
{
if (mPackageReceiveCallback != null)
{
mPackageReceiveCallback.OnReceivedPackageData(uartCommand.CommandBytes);
}
}
else
{
break;
}
}
}
