public EyeTracker()
{
_gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
_gazeInputSourcePreview.GazeEntered += GazeInputSourcePreview_GazeEntered;
_gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
_gazeInputSourcePreview.GazeExited += GazeInputSourcePreview_GazeExited;
}
public MainPage()
{
InitializeComponent();
DataContext = this;
ShowIntermediatePoints = false;
MaxGazeHistorySize = 100;
rootFrame = Window.Current.Content as Frame;
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
startTime = DateTime.Now;
TimerLog.Text += "Start Time: " + startTime + "\n";
ThreadPoolTimer timer = ThreadPoolTimer.CreatePeriodicTimer((t) =>
{
var currentTime = DateTime.Now;
if ((currentTime - lastGazeTime).TotalSeconds > 10)
{
_ = Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
() =>
{
TimerLog.Text += "Timeout Triggered!\n";
TimerLog.Text += "Current Time: " + currentTime + "\n";
TimerLog.Text += "Last Time: " + lastGazeTime + "\n";
});
}
}, TimeSpan.FromSeconds(2));
}
private void InitializeGazeTracing()
{
MaxGazeHistorySize = 100;
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
}
public MainPage()
{
gazeInputSource = GazeInputSourcePreview.GetForCurrentView();
gazeInputSource.GazeMoved += GazeMoved; // Used only for the Chaos Controls
Application.Current.Resources["ToggleButtonBackgroundChecked"] = Application.Current.Resources["SystemBaseMediumColor"];
this.Loaded += MainPage_Loaded;
this.InitializeComponent();
}
public MainPage()
{
InitializeComponent();
ShowIntermediatePoints = false;
MaxGazeHistorySize = 100;
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
}
public GazeTracingPage()
{
this.InitializeComponent();
DataContext = this;
ShowIntermediatePoints = false;
MaxGazeHistorySize = 100;
rootFrame = Window.Current.Content as Frame;
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
}
public MediaPage()
{
InitializeComponent();
_trackViewer = new TrackViewer();
Loaded += TrackingPage_Loaded;
var gazeInputSource = GazeInputSourcePreview.GetForCurrentView();
if (gazeInputSource != null)
{
gazeInputSource.GazeMoved += OnGazeInput;
}
}
public MainPage()
{
InitializeComponent();
MaxGazeHistorySize = 100000;
rootFrame = Window.Current.Content as Frame;
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
GazeHistoryItemsControl.ItemsSource = GazeHistory;
}
public MainPage()
{
InitializeComponent();
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
displayInformation = DisplayInformation.GetForCurrentView();
screenSize = new Size((int)displayInformation.ScreenWidthInRawPixels,
(int)displayInformation.ScreenHeightInRawPixels);
screenSizeInchesWidth = screenSize.Width / displayInformation.RawDpiX;
screenSizeInchesHeight = screenSize.Height / displayInformation.RawDpiY;
screenSizeMicrometersWidth = screenSizeInchesWidth * 25400;
screenSizeMicrometersHeight = screenSizeInchesHeight * 25400;
}
/// <summary>
/// Initialize gaze tracking.
/// </summary>
/// <param name="gazeDevice"></param>
private async void TryEnableGazeTrackingAsync(GazeDevicePreview gazeDevice)
{
// If eye-tracking device is ready, declare event handlers and start tracking.
if (IsSupportedDevice(gazeDevice))
{
timerGaze.Interval = new TimeSpan(0, 0, 0, 0, 20);
timerGaze.Tick += TimerGaze_Tick;
SetGazeTargetLocation();
// This must be called from the UI thread.
gazeInputSource = GazeInputSourcePreview.GetForCurrentView();
gazeInputSource.GazeEntered += GazeEntered;
gazeInputSource.GazeMoved += GazeMoved;
gazeInputSource.GazeExited += GazeExited;
}
// Notify if device calibration required.
else if (gazeDevice.ConfigurationState ==
GazeDeviceConfigurationStatePreview.UserCalibrationNeeded ||
gazeDevice.ConfigurationState ==
GazeDeviceConfigurationStatePreview.ScreenSetupNeeded)
{
// Device isn't calibrated, so invoke the calibration handler.
System.Diagnostics.Debug.WriteLine(
"Your device needs to calibrate. Please wait for it to finish.");
await gazeDevice.RequestCalibrationAsync();
}
// Notify if device calibration underway.
else if (gazeDevice.ConfigurationState ==
GazeDeviceConfigurationStatePreview.Configuring)
{
// Device is currently undergoing calibration.
// A device update is sent when calibration complete.
System.Diagnostics.Debug.WriteLine(
"Your device is being configured. Please wait for it to finish");
}
// Device is not viable.
else if (gazeDevice.ConfigurationState == GazeDeviceConfigurationStatePreview.Unknown)
{
// Notify if device is in unknown state.
// Reconfigure/recalbirate the device.
System.Diagnostics.Debug.WriteLine(
"Your device is not ready. Please set up your device or reconfigure it.");
}
}
private void InitializeGazeInputSource()
{
if (!_initialized)
{
if (_roots.Count != 0 && _devices.Count != 0)
{
if (_gazeInputSource == null)
{
_gazeInputSource = GazeInputSourcePreview.GetForCurrentView();
}
if (_gazeInputSource != null)
{
_gazeInputSource.GazeEntered += OnGazeEntered;
_gazeInputSource.GazeMoved += OnGazeMoved;
_gazeInputSource.GazeExited += OnGazeExited;
_initialized = true;
}
}
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
gazeInputSourcePreview = GazeInputSourcePreview.GetForCurrentView();
gazeInputSourcePreview.GazeMoved += GazeInputSourcePreview_GazeMoved;
}
