public void Run(OBDConnectionService cs, byte[] receivedBuffer, int bufLen)
{
start = System.Environment.TickCount;
SendCommand(cs);
ReadResult(receivedBuffer, bufLen);
end = System.Environment.TickCount;
}
/// <summary>
/// Create the thread which, when it starts, handles periodic request and data storage.
/// </summary>
/// <param name="cs">ConnectionService to manage write and read to/from bt socket.</param>
public RequestCommandThread(OBDConnectionService cs)
{
this.Name = "RequestCommandThread";
connectionService = cs;
RPMstorage_raw = new DataStorage("rpm_measure");
SpeedStorage_raw = new DataStorage("speed_measure");
TimeOfResponses = new DataStorage("time_of_response");
}
/// <summary>
/// Re-sends the OBD-II request.
/// </summary>
/// <param name="outputBuffer"></param>
protected void ResendCommand(OBDConnectionService connectionService)
{
// Check that we're actually connected before trying anything
if (connectionService.GetState() != OBDConnectionService.STATE_CONNECTED)
{
Toast.MakeText(Application.Context, Resource.String.not_connected, ToastLength.Short).Show();
return;
}
// adds the carriage return character
var message = new Java.Lang.String("\r");
// Get the message bytes and tell the BluetoothConnectionService to write
byte[] send = message.GetBytes();
connectionService.Write(send);
// Sleep Thread cause it has done its job (to check)
if (responseDelayInMs != null && responseDelayInMs.Milliseconds > 0)
{
Thread.Sleep(responseDelayInMs.Milliseconds);
}
}
public AcceptThread(OBDConnectionService service)
{
_service = service;
BluetoothServerSocket tmp = null;
// Create a new listening server socket
try
{
#if (TO_PHONE)
tmp = _service._adapter.ListenUsingRfcommWithServiceRecord(NAME, MY_UUID_PHONE);
#endif
#if (TO_OBD)
tmp = _service._adapter.ListenUsingRfcommWithServiceRecord(NAME, MY_UUID_OBD);
#endif
}
catch (Java.IO.IOException e)
{
Log.Error(TAG, "listen() failed", e);
}
mmServerSocket = tmp;
}
public ConnectedThread(BluetoothSocket socket, OBDConnectionService service)
{
Log.Debug(TAG, "create ConnectedThread: ");
mmSocket = socket;
_service = service;
Stream tmpIn = null;
Stream tmpOut = null;
// Get the BluetoothSocket input and output streams
try
{
tmpIn = socket.InputStream;
tmpOut = socket.OutputStream;
}
catch (Java.IO.IOException e)
{
Log.Error(TAG, "temp sockets not created", e);
}
mmInStream = tmpIn;
mmOutStream = tmpOut;
}
public ConnectThread(BluetoothDevice device, OBDConnectionService service)
{
mmDevice = device;
_service = service;
BluetoothSocket tmp = null;
// Get a BluetoothSocket for a connection with the
// given BluetoothDevice
try
{
#if (TO_PHONE)
tmp = device.CreateRfcommSocketToServiceRecord(MY_UUID_PHONE);
#endif
#if (TO_OBD)
tmp = device.CreateRfcommSocketToServiceRecord(MY_UUID_OBD);
#endif
}
catch (Java.IO.IOException e)
{
Log.Error(TAG, "create() in connected failed", e);
}
mmSocket = tmp;
}
private void SetupConnection()
{
// Initialize the BluetoothChatService to perform bluetooth connections
Handler myHandler = new MyHandler(this);
connectionService = new OBDConnectionService(this, myHandler);
// Here initialize the main activity layout:
// Initialize the array adapter for the conversation thread
conversationArrayAdapter = new ArrayAdapter <string>(this, Resource.Layout.message);
conversationView = FindViewById <ListView>(Resource.Id.@in);
conversationView.Adapter = conversationArrayAdapter;
/* Initialize the AT commands buttons with a listener that for click events */
button_atReset = FindViewById <Button>(Resource.Id.button_atReset);
button_atReset.Click += delegate(object sender, EventArgs e) {
SendCommand(ListOfCommands.AT_Reset);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
button_atAutomaticProtocol = FindViewById <Button>(Resource.Id.button_atAutomaticProtocol);
button_atAutomaticProtocol.Click += delegate(object sender, EventArgs e) {
SendCommand(ListOfCommands.AT_AutomaticProtocol);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
button_atReadVoltage = FindViewById <Button>(Resource.Id.button_atReadVoltage);
button_atReadVoltage.Click += delegate(object sender, EventArgs e) {
SendCommand(ListOfCommands.AT_ReadVoltage);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
button_atEchoOff = FindViewById <Button>(Resource.Id.button_atEchoOff);
button_atEchoOff.Click += delegate(object sender, EventArgs e) {
SendCommand(ListOfCommands.AT_ECO_Off);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
button_atLinefeedsOff = FindViewById <Button>(Resource.Id.button_atLinefeedsOff);
button_atLinefeedsOff.Click += delegate(object sender, EventArgs e) {
SendCommand(ListOfCommands.AT_Linefeeds_Off);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
/* Initialize the OBD commands buttons with a listener that for click events */
button_obdRPM = FindViewById <Button>(Resource.Id.button_obdRPM);
button_obdRPM.Click += delegate(object sender, EventArgs e) {
SendCommand(ListOfCommands.OBD_rpmCommand);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
button_obdSpeed = FindViewById <Button>(Resource.Id.button_obdSpeed);
button_obdSpeed.Click += delegate(object sender, EventArgs e)
{
SendCommand(ListOfCommands.OBD_speedCommand);
string s = connectionService.Read();
conversationArrayAdapter.Add("Rec:" + s);
};
/* Initialize the buttons for periodic requests with a listener that for click events */
button_startMeasure = FindViewById <Button>(Resource.Id.button_startMeasure);
button_startMeasure.Click += delegate(object sender, EventArgs e) {
// launch the thread to begin continuous request, if not already launched
if (requestCommandThread == null)
{
requestCommandThread = new RequestCommandThread(connectionService);
requestCommandThread.Start();
// start timer to show the seconds flow
time_sec = 0;
timeFlow = CreateTimer(myHandler, TIMER_TIMEFLOW_RAISED, 1000);
}
};
button_stopMeasure = FindViewById <Button>(Resource.Id.button_stopMeasure);
button_stopMeasure.Click += delegate(object sender, EventArgs e) {
// stop measure session
if (requestCommandThread != null && requestCommandThread.isRunning == false)
{
// stop time flow timer
timeFlow.Dispose();
// cancel thread
//requestCommandThread.Cancel(); //done automatically by Run()
requestCommandThread = null;
}
};
// Here there are universal operations:
// Initialize the BluetoothChatService to perform bluetooth connections
// -> done at the beginning of this function
}
