private void UpdateWizardView()
{
this.nextStepButton.Content = "Next";
switch (BuilderStepType)
{
case VisualAlertBuilderStepType.NewSubject:
this.stepNumber.Text = "1";
this.titleTextBlock.Text = "Add images with subject";
this.nextStepButton.IsEnabled = !string.IsNullOrEmpty(SubjectName);
break;
case VisualAlertBuilderStepType.AddPositiveImages:
this.titleTextBlock.Text = $"Add images with '{SubjectName}'";
this.nextStepButton.IsEnabled = PositiveSubjectImageCollection.Any();
this.imageCount.Text = $"{PositiveSubjectImageCollection.Count}";
this.imageCountTextBlock.Visibility = Visibility.Visible;
break;
case VisualAlertBuilderStepType.AddNegativeImages:
this.stepNumber.Text = "2";
this.titleTextBlock.Text = "Add images without subject";
this.nextStepButton.IsEnabled = NegativeSubjectImageCollection.Any();
this.imageCount.Text = $"{NegativeSubjectImageCollection.Count}";
this.imageCountTextBlock.Visibility = Visibility.Visible;
if (this.positiveImagesGrid.SelectedItems != null)
{
SelectedPositiveSubjectImageCollection.Clear();
var selectedPosImages = this.positiveImagesGrid.SelectedItems.Cast <Tuple <BitmapImage, ImageAnalyzer> >().ToArray();
SelectedPositiveSubjectImageCollection.AddRange(selectedPosImages);
}
break;
case VisualAlertBuilderStepType.TrainModel:
this.stepNumber.Text = "3";
this.titleTextBlock.Text = "Train alert model";
this.nextStepButton.Content = "Train model";
this.imageCountTextBlock.Visibility = Visibility.Collapsed;
if (this.negativeImagesGrid.SelectedItems != null)
{
SelectedNegativeSubjectImageCollection.Clear();
var selectedNegImages = this.negativeImagesGrid.SelectedItems.Cast <Tuple <BitmapImage, ImageAnalyzer> >().ToArray();
SelectedNegativeSubjectImageCollection.AddRange(selectedNegImages);
}
break;
}
this.WizardStepChanged?.Invoke(this, new Tuple <VisualAlertBuilderStepType, VisualAlertModelData>(BuilderStepType,
new VisualAlertModelData()
{
Name = SubjectName,
PositiveImages = SelectedPositiveSubjectImageCollection.Select(x => x.Item2).ToList(),
NegativeImages = SelectedNegativeSubjectImageCollection.Select(x => x.Item2).ToList()
}));
}
public void StartWizard()
{
SubjectName = string.Empty;
PositiveSubjectImageCollection.Clear();
NegativeSubjectImageCollection.Clear();
SelectedPositiveSubjectImageCollection.Clear();
SelectedNegativeSubjectImageCollection.Clear();
BuilderStepType = VisualAlertBuilderStepType.NewSubject;
}
public async void AddNewImage(ImageAnalyzer img)
{
try
{
BitmapImage bitmap = new BitmapImage();
await bitmap.SetSourceAsync((await img.GetImageStreamCallback()).AsRandomAccessStream());
var imageItem = new Tuple <BitmapImage, ImageAnalyzer>(bitmap, img);
switch (BuilderStepType)
{
case VisualAlertBuilderStepType.AddPositiveImages:
PositiveSubjectImageCollection.Add(imageItem);
if (this.positiveImagesGrid.SelectionMode == ListViewSelectionMode.Multiple)
{
this.positiveImagesGrid.SelectedItems.Add(imageItem);
}
break;
case VisualAlertBuilderStepType.AddNegativeImages:
NegativeSubjectImageCollection.Add(imageItem);
if (this.negativeImagesGrid.SelectionMode == ListViewSelectionMode.Multiple)
{
this.negativeImagesGrid.SelectedItems.Add(imageItem);
}
break;
}
}
catch (Exception ex)
{
if (SettingsHelper.Instance.ShowDebugInfo)
{
await Util.GenericApiCallExceptionHandler(ex, "Error loading captured image.");
}
}
}
