protected virtual void OnUpdateDataGridView(UpdateDataGridViewCellsEventArgs e)
{
//EventHandler<UpdateDataGridViewCellsEventArgs> handler = UpdateDataGridView;
//if (handler != null)
//{
// handler(this, e);
//}
UpdateDataGridView?.Invoke(this, e);
}
private void BackgroundWorkerReceiveData_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker bgWorker = sender as BackgroundWorker;
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);
while (true)
{
try
{
//IPEndPoint object will allow us to read datagrams sent from any source.
// Blocks until a message returns on this socket from a remote host.
Byte[] receiveBytes = udpClient.Receive(ref RemoteIpEndPoint);
string stamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
if (receiveBytes.Length != 44)
{
continue;
}
StringBuilder sb = new StringBuilder(1024);
sb.Append(stamp + ",");
int startIndex = 4;
List <UpdateArgs> args = new List <UpdateArgs>();
for (int i = 0; i < NumberOfChannels; i++)
{
if (!strainChannels.ContainsKey(i + 1))
{
continue;
}
//digit
double digit = CalculateDigit(receiveBytes, startIndex, i);
//温度
double temperature = CalculateTempreture(receiveBytes, startIndex, i);
StrainChannel sc = strainChannels[i + 1];
double strain = sc.CalculateStrain(digit, temperature);
bool isSuccess = true;
if (digit < 0.001 || Math.Abs(temperature) < 0.001)
{
log.Warn(Tag + "Sensor Error: digit=" + digit.ToString() + "temperature=" + temperature.ToString());
isSuccess = false;
}
string strainVal = "";
string strainState = "";
if (!isSuccess)
{
strainVal = "频率或者温度为零无法计算";
strainState = "failed";
}
else
{
strainVal = strain.ToString();
strainState = "Success";
}
UpdateArgs arg = new UpdateArgs();
arg.index = sc.gridIndex;
arg.digit = digit;
arg.stamp = stamp;
arg.temp = temperature;
arg.strain = strainVal;
arg.state = strainState;
args.Add(arg);
sb.Append(digit.ToString() + "," + temperature.ToString() + ",");
}
UpdateDataGridViewCellsEventArgs eventArgs = new UpdateDataGridViewCellsEventArgs();
eventArgs.args = args;
OnUpdateDataGridView(eventArgs);
sb.Remove(sb.Length - 1, 1);
sb.Append("\r\n");
AppendRecord(sb, this.config.remoteIP);
if (bgWorker.CancellationPending == true)
{
e.Cancel = true;
break;
}
}
catch (Exception ex)
{
log.Error(Tag, ex);
if (bgWorker.CancellationPending == true)
{
e.Cancel = true;
break;
}
}
if (bgWorker.CancellationPending == true)
{
e.Cancel = true;
break;
}
}
}