Public Sub ConvertAnnotationToRegion( _
   ByVal combineMode As RasterRegionCombineMode, _
   ByVal deleteAnnotation As Boolean _
) 

Dim instance As MedicalViewerCell
Dim combineMode As RasterRegionCombineMode
Dim deleteAnnotation As Boolean
 
instance.ConvertAnnotationToRegion(combineMode, deleteAnnotation)

public void ConvertAnnotationToRegion( 
   RasterRegionCombineMode combineMode,
   bool deleteAnnotation
)

public:
void ConvertAnnotationToRegion( 
   RasterRegionCombineMode combineMode,
   bool deleteAnnotation
) 

' You will need to add hilite, a rectangle or an ellipse annotation before being able to use this example.
Public Sub MedicalViewerAnnotationAttributesExample()
   Dim myForm As MedicalViewerForm = GetMedicalControl()
   Dim medicalViewer As MedicalViewer = myForm.Viewer

   Dim annotationAttributes As MedicalViewerAnnotationAttributes = (CType(medicalViewer.Cells(0), MedicalViewerMultiCell)).GetSelectedAnnotationAttributes(-2)
   Select Case annotationAttributes.Type
      Case MedicalViewerActionType.AnnotationHilite, MedicalViewerActionType.AnnotationRectangle, MedicalViewerActionType.AnnotationEllipse
         CType(medicalViewer.Cells(0), MedicalViewerMultiCell).ConvertAnnotationToRegion(RasterRegionCombineMode.Set, True)
      Case Else
         MessageBox.Show("This annotation object cannot be converted into a region, choose either rectangle, ellipse or hilite")
   End Select
   myForm.ShowDialog()
End Sub

// You will need to add hilite, a rectangle or an ellipse annotation before being able to use this example.
public void MedicalViewerAnnotationAttributesExample()
{
   MedicalViewerForm myForm = GetMedicalControl();
   MedicalViewer medicalViewer = myForm.Viewer;

   MedicalViewerAnnotationAttributes annotationAttributes = ((MedicalViewerMultiCell)(medicalViewer.Cells[0])).GetSelectedAnnotationAttributes(-2);
   switch (annotationAttributes.Type)
   {
      case MedicalViewerActionType.AnnotationHilite:
      case MedicalViewerActionType.AnnotationRectangle:
      case MedicalViewerActionType.AnnotationEllipse:
         ((MedicalViewerMultiCell)(medicalViewer.Cells[0])).ConvertAnnotationToRegion(RasterRegionCombineMode.Set, true);
         break;
      default:
         MessageBox.Show("This annotation object cannot be converted into a region, choose either rectangle, ellipse or hilite");
         break;
   }
   myForm.ShowDialog();
}