public LazerTagProtocol(HostGun hostGun, string portName)
{
_hostGun = hostGun;
_serial = new LazerTagSerial();
_serial.IoError += Serial_IoError;
_serial.DataReceived += Serial_DataReceived;
_serial.Connect(portName);
_serial.Enqueue(new[] { (byte)'\r', (byte)'\n' });
}
public LazerTagProtocol(HostGun hostGun, string portName)
{
_hostGun = hostGun;
_serial = new LazerTagSerial();
_serial.IoError += Serial_IoError;
_serial.DataReceived += Serial_DataReceived;
_serial.Connect(portName);
_serial.Enqueue(new[] {(byte) '\r', (byte) '\n'});
}
public HostGun(string device, HostChangedListener l)
{
ltz = new LazerTagSerial(device);
this.listener = l;
}
public bool SetDevice(string device)
{
if (ltz != null) {
ltz.Stop();
ltz = null;
}
if (device != null) {
try {
ltz = new LazerTagSerial(device);
} catch (Exception ex) {
HostDebugWriteLine(ex.ToString());
return false;
}
}
return true;
}
protected void OnIoError(LazerTagSerial.IoErrorEventArgs e)
{
if (IoError != null) IoError(this, e);
}
private void Serial_IoError(object sender, LazerTagSerial.IoErrorEventArgs e)
{
OnIoError(e);
}
private void Serial_DataReceived(object sender, LazerTagSerial.DataReceivedEventArgs e)
{
if (e.Data == null) return;
var parts = e.Data.Split(new[] {' '}, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length < 1)
{
Log.Add(Log.Severity.Debug, "Received empty response.");
return;
}
switch (parts[0].ToUpperInvariant())
{
case "RCV":
if (parts.Length < 4)
{
Log.Add(Log.Severity.Debug, "Received truncated response, '{0}'.", e.Data);
break;
}
UInt16 data;
byte bitCount;
bool isBeacon;
try
{
data = Convert.ToUInt16(parts[1], 16);
bitCount = Convert.ToByte(parts[2], 16);
isBeacon = (Convert.ToUInt16(parts[3], 16) != 0);
}
catch (FormatException formatException)
{
Log.Add($"Could not parse number in response, '{e.Data}'.", formatException);
break;
}
catch (OverflowException overflowException)
{
Log.Add($"Number overflow in response, '{e.Data}'.", overflowException);
break;
}
try
{
ProcessSignature(data, bitCount, isBeacon);
}
catch (Exception ex)
{
Log.Add($"ProcessSignature() failed for response, '{e.Data}'.", ex);
}
break;
case "ERROR":
Log.Add(Log.Severity.Debug, e.Data);
break;
default:
Log.Add(Log.Severity.Debug, $"Received unrecognized response, '{e.Data}'.");
break;
}
}
