public void Disconnect()
{
if (SerialPortAdapterRef != null)
{
_serialPortAdapter.Disconnect(SerialPortAdapterRef);
SerialPortAdapterRef = null;
Printer = null;
}
}
public void Connect(PrinterConfigurationModel printer)
{
if (SerialPortAdapterRef == null)
{
SerialPortAdapterRef = _serialPortAdapter.Connect(
printer,
new Action <SerialPortAdapterRef, string>(DataReceivedCallback));
Printer = printer;
}
}
public ISerialPort GetSerialPort(SerialPortAdapterRef portRef)
{
if (_portsByRef.TryGetValue(portRef, out var serialPort))
{
return(serialPort);
}
else
{
return(null);
}
}
public bool Disconnect(SerialPortAdapterRef portRef)
{
if (_portsByRef.ContainsKey(portRef))
{
var serialPort = _portsByRef[portRef];
serialPort.Close();
_portsByRef.TryRemove(portRef, out _);
_refsByPort.TryRemove(serialPort, out _);
serialPort.Dispose();
return(true);
}
else
{
return(false);
}
}
public SerialPortAdapterRef Connect(
PrinterConfigurationModel config,
Action <SerialPortAdapterRef, string> dataReceivedCallback)
{
var portRef = new SerialPortAdapterRef(
config,
dataReceivedCallback);
var serialPort = (SerialPortType)Activator.CreateInstance(typeof(SerialPortType),
config.Port,
config.BaudRate);
serialPort.DataReceived += SerialPort_DataReceived;
serialPort.Open();
_portsByRef.TryAdd(portRef, serialPort);
_refsByPort.TryAdd(serialPort, portRef);
return(portRef);
}
public bool Write(
SerialPortAdapterRef portRef,
byte[] data,
int offset,
int count)
{
if (_portsByRef.ContainsKey(portRef))
{
var serialPort = _portsByRef[portRef];
serialPort.Write(
data,
offset,
count);
return(true);
}
else
{
return(false);
}
}
private void DataReceivedCallback(
SerialPortAdapterRef portRef,
string data)
{
_printerPacketParser.ReceiveData(data);
}