/// <summary>
/// Click handler for the start/stop button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void startStopButton_Click(object sender, EventArgs e)
{
// If the accelerometer is null, it is initialized and started
if (accelerometer == null)
{
// Instantiate the accelerometer sensor object
accelerometer = new Accelerometer();
// Add an event handler for the ReadingChanged event.
accelerometer.ReadingChanged += new EventHandler <AccelerometerReadingEventArgs>(accelerometer_ReadingChanged);
// The Start method could throw and exception, so use a try block
try
{
statusTextBlock.Text = "starting accelerometer";
accelerometer.Start();
}
catch (AccelerometerFailedException exception)
{
statusTextBlock.Text = "error starting accelerometer";
}
}
else
{
// if the accelerometer is not null, call Stop
try
{
accelerometer.Stop();
accelerometer = null;
statusTextBlock.Text = "accelerometer stopped";
}
catch (AccelerometerFailedException exception)
{
statusTextBlock.Text = "error stopping accelerometer";
}
}
}
public MainPage()
{
this.InitializeComponent();
_accelerometer = Accelerometer.GetDefault();
_accelerometer.ReadingChanged += OnAccelerometerReadingChanged;
}
