private void startCompass()
{
if (compass != null && compass.IsDataValid)
{
compass.Stop();
timer.Stop();
accelerometer.Stop();
}
else
{
if (compass == null)
{
compass = new Compass();
compass.TimeBetweenUpdates = TimeSpan.FromMilliseconds(20);
compass.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <CompassReading> >(compass_CurrentValueChanged);
compass.Calibrate += new EventHandler <CalibrationEventArgs>(compass_Calibrate);
}
}
try
{
compass.Start();
timer.Start();
accelerometer = new Accelerometer();
// Start accelerometer for detecting compass axis
accelerometer = new Accelerometer();
accelerometer.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <AccelerometerReading> >(accelerometer_CurrentValueChanged);
accelerometer.Start();
heading = 0.0;
}
catch (InvalidOperationException)
{
MessageBox.Show("Error with sensor data");
}
}
private void InitializeCompass()
{
if (!Compass.IsSupported)
{
// The device on which the application is running does not support
// the compass sensor. Alert the user and hide the
// application bar.
//statusTextBlock.Text = "device does not support compass";
MessageBox.Show("Device not supported compass sensors. Heading map will be turned off");
HeadingPath.Visibility = Visibility.Collapsed;
}
else
{
// Initialize the timer and add Tick event handler, but don't start it yet.
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(30);
timer.Tick += new EventHandler(timer_Tick);
//Start the compass
if (compass != null && compass.IsDataValid)
{
// Stop data acquisition from the compass.
compass.Stop();
timer.Stop();
//statusTextBlock.Text = "compass stopped.";
}
else
{
if (compass == null)
{
// Instantiate the compass.
compass = new Compass();
// Specify the desired time between updates. The sensor accepts
// intervals in multiples of 20 ms.
compass.TimeBetweenUpdates = TimeSpan.FromMilliseconds(20);
// The sensor may not support the requested time between updates.
// The TimeBetweenUpdates property reflects the actual rate.
//timeBetweenUpdatesTextBlock.Text = compass.TimeBetweenUpdates.TotalMilliseconds + " ms";
compass.CurrentValueChanged += compass_CurrentValueChanged;
compass.Calibrate += compass_Calibrate;
try
{
//statusTextBlock.Text = "starting compass.";
compass.Start();
timer.Start();
}
catch (InvalidOperationException)
{
//statusTextBlock.Text = "unable to start compass.";
}
}
}
}
}
void Stop()
{
if (Compass.IsMonitoring)
{
Compass.ReadingChanged -= Compass_ReadingChanged;
Compass.Stop();
}
if (Accelerometer.IsMonitoring)
{
Accelerometer.ReadingChanged -= Accelerometer_Essentials_ReadingChanged;
Accelerometer.Stop();
}
if (Gyroscope.IsMonitoring)
{
Gyroscope.ReadingChanged -= Gyroscope_ReadingChanged;
Gyroscope.Stop();
}
if (Magnetometer.IsMonitoring)
{
Magnetometer.ReadingChanged -= Magnetometer_ReadingChanged;
Magnetometer.Stop();
}
// device-specific sensor readings
if (Device.RuntimePlatform.Equals((Device.Android)))
{
MessagingCenter.Unsubscribe <Sensors.Android.LinearAcceleration>(this, Sensors.Android.SubscriberMessage.LinearAcceleration);
}
}
private void StartListeningCompass()
{
try
{
if (Compass.IsMonitoring)
{
Compass.Stop();
}
else
{
Compass.Start(_speed);
}
}
catch (FeatureNotSupportedException)
{
// Feature not supported on device
}
catch (Exception)
{
// Some other exception has occured
}
//if (!CrossCompass.Current.IsSupported)
// return;
//CrossCompass.Current.CompassChanged += Current_CompassChanged;
//CrossCompass.Current.Start();
}
private void Button_Clicked_1(object sender, EventArgs e)
{
if (Compass.IsMonitoring)
{
Compass.Stop();
}
}
private bool TimerStarted()
{
Device.BeginInvokeOnMainThread(async() =>
{
Compass.Start(SensorSpeed.UI, applyLowPassFilter: true);
Compass.ReadingChanged += Compass_ReadingChanged;
map.Pins.Clear();
map.Polylines.Clear();
var contents = await mapPageViewModel.LoadVehicles();
if (contents != null)
{
foreach (var item in contents)
{
Pin VehiclePins = new Pin()
{
Label = "Cars",
Type = PinType.Place,
Icon = (Device.RuntimePlatform == Device.Android) ? BitmapDescriptorFactory.FromBundle("CarPins.png") : BitmapDescriptorFactory.FromView(new Image()
{
Source = "CarPins.png", WidthRequest = 30, HeightRequest = 30
}),
Position = new Position(Convert.ToDouble(item.Latitude), Convert.ToDouble(item.Longitude)),
Rotation = ToRotationPoints(headernorthvalue)
};
map.Pins.Add(VehiclePins);
}
}
}
);
Compass.Stop();
return(true);
}
private async void Map_CameraMoveStarted(object sender, CameraMoveStartedEventArgs e)
{
if (Compass.IsMonitoring && e.IsGesture)
{
Compass.Stop();
}
}
public void ToggleMetrics(bool isToogled)
{
try
{
if (isToogled)
{
Accelerometer.Start(speed);
//Barometer.Start(speed);
Compass.Start(speed);
Gyroscope.Start(speed);
Magnetometer.Start(speed);
OrientationSensor.Start(speed);
}
else
{
Accelerometer.Stop();
//Barometer.Stop();
Compass.Stop();
Gyroscope.Stop();
Magnetometer.Stop();
OrientationSensor.Stop();
}
}
catch (FeatureNotSupportedException)
{
ShowNotSupportedError();
}
catch (Exception ex)
{
ShowError(ex.Message);
}
}
public void ExecuteToggleDarkNavCommand()
{
//Make Dark nav visible/invible
DarkNavEnabled = !DarkNavEnabled;
//Start compass, because compass is only visible in DarkMode
try
{
if (DarkNavEnabled)
{
Compass.ReadingChanged += Compass_ReadingChanged;
Compass.Start(SensorSpeed.Fastest);
}
else
{
Compass.ReadingChanged -= Compass_ReadingChanged;
Compass.Stop();
}
}
catch (Exception ex)
{
HeadingMagneticNorth = 30;
Crashes.TrackError(ex);
}
}
public void ToggleCompass()
{
try
{
if (Compass.IsMonitoring)
{
Compass.Stop();
}
else
{
Compass.Start(speed);
}
}
catch (FeatureNotSupportedException fnsEx)
{
// Feature not supported on device
Console.WriteLine(fnsEx);
exception.Text = "Feature not supported on device";
}
catch (Exception ex)
{
// Other error has occurred.
Console.WriteLine(ex);
exception.Text = "Other error has occurred";
}
}
public void ControlSunscribe(bool flag)
{
try
{
if (Compass.IsMonitoring && !flag)
{
Compass.Stop();
CompassWatch.Reset();
}
else if (!Compass.IsMonitoring && flag)
{
CompassWatch.Start();
Compass.Start(Config.sensorSpeed);
}
else
{
//Dont think anything is needed here
}
}
catch (FeatureNotEnabledException ex)
{
}
catch (Exception ex)
{
}
}
public async Task Stop_Monitor(SensorSpeed sensorSpeed)
{
// TODO: the test runner app (UI version) should do this, until then...
if (!HardwareSupport.HasCompass)
{
return;
}
var tcs = new TaskCompletionSource <CompassData>();
Compass.ReadingChanged += Compass_ReadingChanged;
void Compass_ReadingChanged(object sender, CompassChangedEventArgs e)
{
tcs.TrySetResult(e.Reading);
}
Compass.Start(sensorSpeed);
var d = await tcs.Task;
Compass.Stop();
Compass.ReadingChanged -= Compass_ReadingChanged;
Assert.False(Compass.IsMonitoring);
}
protected override void OnDisappearing()
{
if (Compass.IsMonitoring)
{
Compass.Stop();
}
}
protected override void OnNavigatedFrom(System.Windows.Navigation.NavigationEventArgs e)
{
if (_c != null)
{
_c.Stop();
_c.CurrentValueChanged -= CompassCurrentValueChanged;
}
}
protected override void OnDisappearing()
{
Accelerometer.Stop();
Gyroscope.Stop();
Magnetometer.Stop();
Compass.Stop();
base.OnDisappearing();
}
private void Click_CompassOnOff(object sender, EventArgs e)
{
if (compas_running == true)
{
if (camera_running == true)
{
try
{
Camera_Source.CaptureImageAvailable += new System.EventHandler <ContentReadyEventArgs>(Camera_Image_Available);
Camera_Source.FlashMode = FlashMode.Off;
Camera_Source.CaptureImage();
}
catch (InvalidOperationException)
{
MessageBox.Show(" La caméra n'a pas eu le temps de s'initialiser.");
}
}
Boussolle_Get_Timer.Stop();
Accelerometre_Get_Timer.Stop();
etat_TextBlock.Text = " Pause";
compas_running = false;
}
else
{
if (Boussolle_Get_Timer == null)
{
Boussolle_Get_Timer = new Compass();
Boussolle_Get_Timer.TimeBetweenUpdates = TimeSpan.FromMilliseconds(timer_get);
Boussolle_Get_Timer.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <CompassReading> >(Boussolle_ValueChanged);
Boussolle_Get_Timer.Calibrate += new EventHandler <CalibrationEventArgs>(Calibration_Start);
}
try
{
etat_TextBlock.Text = " Démarrage...";
Boussolle_Get_Timer.Start();
Accelerometre_Get_Timer = new Accelerometer();
Accelerometre_Get_Timer.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <AccelerometerReading> >(Orientation_ValueChanged);
Accelerometre_Get_Timer.Start();
Accelerometre_Get_Timer = new Accelerometer();
Accelerometre_Get_Timer.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <AccelerometerReading> >(Orientation_ValueChanged);
Accelerometre_Get_Timer.Start();
compas_running = true;
//MessageBox.Show("Reel : " + Boussolle_Get_Timer.TimeBetweenUpdates.TotalMilliseconds + "ms \nPrevu : " + timer_get + "ms \nDisplay : " + timer_display + "ms"); //timer affichage
if (camera_running == false && camera_ison == true)
{
Camera_Ellipse.Fill = Camera_Brush;
Camera_Source = new PhotoCamera(CameraType.Primary);
Camera_Brush.SetSource(Camera_Source);
camera_running = true;
Image_Ellipse.Opacity = 0;
}
}
catch (InvalidOperationException)
{
etat_TextBlock.Text = " Erreur.";
}
}
}
void CompassCancel()
{
if (_compass != null)
{
_compass.Stop();
_compass.Dispose();
_compass = null;
}
}
private void OnIsCompassEnabledChanged(bool value)
{
if (value)
{
_Compass.Start();
}
else
{
_Compass.Stop();
}
}
public void Stop()
{
// Stop data acquisition from the compass.
if (isWorking)
{
Logger.WriteLine("PhoneCompass: Stop");
compass.Stop();
timer.Stop();
}
isWorking = false;
}
public void Stop()
{
if (wtc != null)
{
wtc.Stop();
}
if (cmp != null)
{
cmp.Stop();
}
}
protected override void OnNavigatedFrom(System.Windows.Navigation.NavigationEventArgs e)
{
base.OnNavigatedFrom(e);
// Ressourcen freigeben
if (compass != null)
{
compass.Stop();
compass.CurrentValueChanged -= compass_CurrentValueChanged;
compass.Dispose();
}
}
public static void ToggleCompass() //toggles compass on and off - used in MainActivity class
{
SensorSpeed speed = SensorSpeed.Game; //sensor speed
if (Compass.IsMonitoring)
{
Compass.Stop();
}
else
{
Compass.Start(speed, applyLowPassFilter: true);
}
}
public void Stop()
{
if (wtc != null)
{
wtc.Stop();
wtc.Dispose();
}
if (cmp != null)
{
cmp.Stop();
cmp.Dispose();
}
}
private void ApplicationBarIconButton_Click(object sender, EventArgs e)
{
if (compass != null && compass.IsDataValid)
{
// Stop data acquisition from the compass.
compass.Stop();
timer.Stop();
statusTextBlock.Text = "compass stopped.";
// Detect compass axis
accelerometer.Stop();
}
else
{
if (compass == null)
{
// Instantiate the compass.
compass = new Compass();
// Specify the desired time between updates. The sensor accepts
// intervals in multiples of 20 ms.
compass.TimeBetweenUpdates = TimeSpan.FromMilliseconds(20);
// The sensor may not support the requested time between updates.
// The TimeBetweenUpdates property reflects the actual rate.
timeBetweenUpdatesTextBlock.Text = compass.TimeBetweenUpdates.TotalMilliseconds + " ms";
compass.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <CompassReading> >(compass_CurrentValueChanged);
compass.Calibrate += new EventHandler <CalibrationEventArgs>(compass_Calibrate);
}
try
{
statusTextBlock.Text = "starting compass.";
compass.Start();
timer.Start();
// Start accelerometer for detecting compass axis
accelerometer = new Accelerometer();
accelerometer.CurrentValueChanged += new EventHandler <SensorReadingEventArgs <AccelerometerReading> >(accelerometer_CurrentValueChanged);
accelerometer.Start();
}
catch (InvalidOperationException)
{
statusTextBlock.Text = "unable to start compass.";
}
}
}
public void Dispose()
{
if (this._compass != null)
{
_compass.Calibrate -= CompassCalibrate;
_compass.CurrentValueChanged -= CompassCurrentValueChanged;
_compass.Stop();
_compass.Dispose();
_compass = null;
}
Dispose(true);
GC.SuppressFinalize(this);
}
private void btnStop_Clicked(object sender, EventArgs e)
{
if (Compass.IsMonitoring)
{
Compass.Stop();
}
if (Accelerometer.IsMonitoring)
{
Accelerometer.Stop();
}
if (timerRun)
{
timerRun = false;
}
}
public void Stop()
{
try
{
if (!Compass.IsMonitoring)
{
return;
}
Compass.Stop();
}
catch (Exception ex)
{
throw new Exception($"Error when stopping compass. {ex.Message}");
}
}
void Barometer_ReadingChanged(object sender, BarometerChangedEventArgs e)
{
var data = e.Reading;
var item = new ItemBarometer
{
DateInfo = DateTime.Now.ToString(),
Pressure = "Pressure: " + data.PressureInHectopascals + " hectopascals"
};
Calculos.Insert(0, item);
ListViewCheck.ItemsSource = Calculos;
if (Compass.IsMonitoring)
{
Compass.Stop();
}
}
protected Task <bool> StopCompassIfUnusedAsync()
{
if (TargetPositionObservers.Any())
{
return(Task.FromResult(true));
}
Compass.ReadingChanged -= CompassOnReadingChanged;
if (Compass.IsMonitoring)
{
Compass.Stop();
}
return(Task.FromResult(true));
}
private void stop_Click(object sender, EventArgs e)
{
timer.Stop();
if (Accelerometer.IsSupported)
{
accelSensor.Stop();
}
if (Compass.IsSupported)
{
compassSensor.Stop();
}
if (Gyroscope.IsSupported)
{
gyroSensor.Stop();
}
messageBlock.Text = "Press start";
}
