private void OnProgressFeedback(object sender, DwellProgressEventArgs e)
{
DwellProgressBar.Maximum = 1.0;
DwellProgressBar.Value = e.Progress;
if (e.State == DwellProgressState.Complete)
{
DwellProgressBar.Value = 0;
}
}
private void OnInvokeProgress(object sender, DwellProgressEventArgs e)
{
if (e.State == DwellProgressState.Progressing)
{
ProgressShow.Value = 100.0 * e.Progress;
}
ProgressShow.IsIndeterminate = e.State == DwellProgressState.Complete;
e.Handled = true;
}
private void DwellProgress(object sender, DwellProgressEventArgs e)
{
var target = sender as FrameworkElement;
if (target == null)
{
return;
}
// Find out where to render the dwell indicator
var targetPosition = target.TransformToVisual(_gazeMarker).TransformPoint(new Point(0, 0));
var targetWidth = target.ActualWidth;
var targetHeight = target.ActualHeight;
// Set the size
var maxRadius = Math.Min(targetWidth, targetHeight);
var radius = Math.Min(maxRadius / 1.61803398875, 100);
_dwell.Width = radius;
_dwell.Height = radius;
_dwellPosition.X = targetPosition.X + (targetWidth - _dwell.Width) / 2;
_dwellPosition.Y = targetPosition.Y + (targetHeight - _dwell.Height) / 2;
_dwellScale.CenterX = _dwell.Width / 2;
_dwellScale.CenterY = _dwell.Height / 2;
_dwellScale.ScaleX = 1.0f - e.Progress;
_dwellScale.ScaleY = 1.0f - e.Progress;
// Set the color and visibility of the indicator
switch (e.State)
{
case DwellProgressState.Fixating:
_dwell.Visibility = Visibility.Visible;
_dwell.Fill = GazeInput.DwellFeedbackEnterBrush;
break;
case DwellProgressState.Progressing:
_dwell.Visibility = Visibility.Visible;
_dwell.Fill = GazeInput.DwellFeedbackProgressBrush;
break;
case DwellProgressState.Complete:
_dwell.Visibility = Visibility.Visible;
_dwell.Fill = GazeInput.DwellFeedbackCompleteBrush;
break;
case DwellProgressState.Idle:
_dwell.Visibility = Visibility.Collapsed;
break;
}
// And tell the interaction library that you handled the event
e.Handled = true;
}
private void OnInvokeProgress(object sender, DwellProgressEventArgs e)
{
e.Handled = true;
}
private void OnInvokeProgress(object sender, DwellProgressEventArgs e) // This comes from the original sln
{
// This is needed for dwelling xaml elements on the front end
e.Handled = true;
}
private void RemoveDwellProgressFeedback(object sender, DwellProgressEventArgs e)
{
e.Handled = true;
}
private void OnLooking(object sender, DwellProgressEventArgs e)
{
e.Handled = true;
}
// --------------- Helpers ---------------
private void GazeElement_DwellProgressFeedback(object sender, DwellProgressEventArgs e)
{
e.Handled = true;
}
public static void RemoveDwellProgressFeedback(object sender, DwellProgressEventArgs e)
{
e.Handled = true;
}