private void ImageViewerPagingControl_DataContextChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if (this.DataContext is ImageViewerViewModel)
{
m_ViewModel = this.DataContext as ImageViewerViewModel;
}
}
public ImageViewer(ImageViewerViewModel imageViewerViewModel)
{
InitializeComponent();
this.ViewModel = imageViewerViewModel;
this.DataContext = m_ViewModel;
InitSlider();
//RenderOptions.SetBitmapScalingMode(this.displayedImage, BitmapScalingMode.Fant);
}
//move this whole thing up to another ViewMode called "ImageViewerMultiPageViewMode"
public void SwitchToPage(int pageIndex)
{
if (pageIndex >= 0 && m_ImageViewerPages != null && m_ImageViewerPages.Count > 0 && m_ImageViewerPages.ContainsKey(pageIndex) && m_ImageViewerPages[pageIndex] != null)
{
if (m_ImageViewerViewModels.ContainsKey(pageIndex) && m_ImageViewerViewModels[pageIndex] != null)
{
m_ImageViewerViewModel = m_ImageViewerViewModels[pageIndex];
}
else
{
System.Windows.Media.Imaging.BitmapSource bitmapSource = UserControls.ImageResourceModerator.Instance.GetBitmapSource(m_FileName, pageIndex);
m_ImageViewerViewModel = new ImageViewerViewModel(bitmapSource, m_ImageViewerPages[pageIndex].Rotation, m_ImageViewerPages[pageIndex].Skew.X, m_ImageViewerPages[pageIndex].Skew.Y, m_ImageViewerPages[pageIndex].Shift, m_FileName, pageIndex);
m_ImageViewerViewModel.FirstPageIndex = m_FirstPageIndex;
m_ImageViewerViewModel.LastPageIndex = m_LastPageIndex;
m_ImageViewerViewModel.DisableMaskAutoDrawRois();
m_ImageViewerViewModel.Rois.Clear();
m_ImageViewerPages[pageIndex].Rois.ToList().ForEach(x => m_ImageViewerViewModel.Rois.Add(x));
CopyFormat(m_ImageViewerPages[pageIndex].Rois, m_ImageViewerViewModel.Rois);
m_ImageViewerViewModel.RecognitionRois.Clear();
m_ImageViewerPages[pageIndex].RecognitionRois.ToList().ForEach(x => m_ImageViewerViewModel.RecognitionRois.Add(x));
CopyFormat(m_RecognitionRois, m_ImageViewerViewModel.RecognitionRois);
m_ImageViewerViewModel.GoldenRois.Clear();
m_ImageViewerPages[pageIndex].GoldenRois.ToList().ForEach(x => m_ImageViewerViewModel.GoldenRois.Add(x));
CopyFormat(m_GoldenRois, m_ImageViewerViewModel.GoldenRois);
m_ImageViewerViewModel.SelectedRois.Clear();
m_ImageViewerPages[pageIndex].SelectedRois.ToList().ForEach(x => m_ImageViewerViewModel.SelectedRois.Add(x));
CopyFormat(m_SelectedRois, m_ImageViewerViewModel.SelectedRois);
m_ImageViewerViewModel.SelectedRoisSubGroup1.Clear();
m_ImageViewerPages[pageIndex].SelectedRoisSubGroup1.ToList().ForEach(x => m_ImageViewerViewModel.SelectedRoisSubGroup1.Add(x));
CopyFormat(m_SelectedRoisSubGroup1, m_ImageViewerViewModel.SelectedRoisSubGroup1);
m_ImageViewerViewModel.SelectedRoisSubGroup2.Clear();
m_ImageViewerPages[pageIndex].SelectedRoisSubGroup2.ToList().ForEach(x => m_ImageViewerViewModel.SelectedRoisSubGroup2.Add(x));
CopyFormat(m_SelectedRoisSubGroup2, m_ImageViewerViewModel.SelectedRoisSubGroup2);
m_ImageViewerViewModel.EnableMaskAutoDrawRois();
m_ImageViewerViewModels.Add(pageIndex, m_ImageViewerViewModel); //for next time
}
UserControls.ImageResourceModerator.Instance.SignalToProcessFrames(m_FileName, pageIndex, m_ImageViewerViewModels[pageIndex].InstanceID);
OnPropertyChanged("ImageViewerViewModel");
}
}
private void ImageViewer_DataContextChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if (this.DataContext != null && this.DataContext != this.ViewModel)
{
if (this.DataContext is ImageViewerViewModel)
{
this.ViewModel = this.DataContext as ImageViewerViewModel;
m_DataContextSwitchedToNewViewModel = true;
m_TopLeftized = false;
m_CenteredFirstTime = false;
this.scrollViewer.LayoutUpdated += scrollViewer_LayoutUpdated;
this.scrollViewer.ScrollChanged += scrollViewer_ScrollChanged;
}
}
if (this.DataContext == null)
{
this.ViewModel = null;
}
}
