LEADTOOLS Medical (Leadtools.MedicalViewer assembly)
LEAD Technologies, Inc

SpyGlass Property

Example 





Gets the class that contains the properties that control the spy glass style and shape.
Syntax
public MedicalViewerSpyGlass SpyGlass {get;}
'Declaration
 
Public ReadOnly Property SpyGlass As MedicalViewerSpyGlass
'Usage
 
Dim instance As MedicalViewerCell
Dim value As MedicalViewerSpyGlass
 
value = instance.SpyGlass
public MedicalViewerSpyGlass SpyGlass {get;}
 get_SpyGlass(); 
public:
property MedicalViewerSpyGlass^ SpyGlass {
   MedicalViewerSpyGlass^ get();
}

Property Value

MedicalViewerSpyGlass class that contains the properties that control the spy glass style and shape.
Remarks
Example
 
Private Class MedicalViewerSpyGlassForm : Inherits Form
         Private _medicalViewer As MedicalViewer
         Private Sub MedicalViewer_SizeChanged(ByVal sender As Object, ByVal e As EventArgs)
             _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom)
         End Sub

         Public Sub New()
             DicomEngine.Startup()
             Dim _codecs As RasterCodecs = New RasterCodecs()

             AddHandler SizeChanged, AddressOf MedicalViewer_SizeChanged

             ' Create the medical viewer and adjust the size and the location.
             _medicalViewer = New MedicalViewer(1, 2)
             _medicalViewer.Location = New Point(0, 0)
             _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom)

             ' Load an image and then add it to the control.
             Dim _image As RasterImage = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "xa.dcm"))
             Dim cell As MedicalViewerMultiCell = New MedicalViewerMultiCell(_image, True, 1, 1)

             cell.FitImageToCell = False

             ' add some actions that will be used to change the properties of the images inside the control.
             cell.AddAction(MedicalViewerActionType.Scale)
             cell.AddAction(MedicalViewerActionType.Offset)
             cell.AddAction(MedicalViewerActionType.SpyGlass)

             ' assign the added actions to a mouse button, meaning that when the user clicks and drags the mouse button, the associated action will be activated.
             cell.SetAction(MedicalViewerActionType.Scale, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active)
             cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active)
             cell.SetAction(MedicalViewerActionType.SpyGlass, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active)

             AddHandler cell.SpyGlassStarted, AddressOf cell_SpyGlassStarted

             ' adjust some spy glass properties.
             cell.SpyGlass.PositionText = MedicalViewerSpyGlassTextType.Actual
             cell.SpyGlass.ZoomText = MedicalViewerSpyGlassTextType.Percentage
             cell.SpyGlass.ZoomOnScroll = True

             _medicalViewer.Cells.Add(cell)
             ' adjust some properties of the cell and add some tags.
             _medicalViewer.Cells(0).SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448")
             _medicalViewer.Cells(0).SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame)
             _medicalViewer.Cells(0).SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale)
             _medicalViewer.Cells(0).SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData)
             _medicalViewer.Cells(0).SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView)

             cell.ScaleType = MedicalViewerScaleType.Dynamic

             Controls.Add(_medicalViewer)
             _medicalViewer.Dock = DockStyle.Fill
             DicomEngine.Shutdown()
         End Sub

         Private Sub cell_SpyGlassStarted(ByVal sender As Object, ByVal e As MedicalViewerSpyGlassStartedEventArgs)
             If Not e.Image Is Nothing Then
                 Dim invert As Leadtools.ImageProcessing.Color.InvertCommand = New Leadtools.ImageProcessing.Color.InvertCommand()
                 invert.Run(e.Image)
             End If
         End Sub

         Private Sub MedicalViewerLocalizer_FormClosing(ByVal sender As Object, ByVal e As FormClosingEventArgs)
         End Sub


         Public ReadOnly Property Viewer() As MedicalViewer
             Get
                 Return _medicalViewer
             End Get
         End Property
     End Class

     Private Function GetMedicalViewerSpyGlassForm() As MedicalViewerSpyGlassForm
         MessageBox.Show("Hold down Left click to show the spy glass, " & Constants.vbLf & " move the mouse while you hold the mouse button down to move the spy glass. " & Constants.vbLf & " scroll while holding the mouse down to zoom in or out")
         Return New MedicalViewerSpyGlassForm()
     End Function

     ' This example changes the default window level value by decrease the width by 100. Then resets the images based on the new value.

     Public Sub MedicalViewerSpyGlassExample()
         Dim myForm As MedicalViewerSpyGlassForm = GetMedicalViewerSpyGlassForm()
         Dim medicalViewer As MedicalViewer = myForm.Viewer

         myForm.ShowDialog()
     End Sub

Public NotInheritable Class LEAD_VARS
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
class MedicalViewerSpyGlassForm : Form
   {
      private MedicalViewer _medicalViewer;
      void MedicalViewerLocalizer_SizeChanged(object sender, EventArgs e)
      {
         _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);
      }

      public MedicalViewerSpyGlassForm()
      {
         DicomEngine.Startup();
         RasterCodecs _codecs = new RasterCodecs();

         this.SizeChanged += new EventHandler(MedicalViewerLocalizer_SizeChanged);

         // Create the medical viewer and adjust the size and the location.
         _medicalViewer = new MedicalViewer(1, 2);
         _medicalViewer.Location = new Point(0, 0);
         _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);

         // Load an image and then add it to the control.
         RasterImage _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "xa.dcm"));
         MedicalViewerMultiCell cell = new MedicalViewerMultiCell(_image, true, 1, 1);

         cell.FitImageToCell = false;

         // add some actions that will be used to change the properties of the images inside the control.
         cell.AddAction(MedicalViewerActionType.Scale);
         cell.AddAction(MedicalViewerActionType.Offset);
         cell.AddAction(MedicalViewerActionType.SpyGlass);

         // assign the added actions to a mouse button, meaning that when the user clicks and drags the mouse button, the associated action will be activated.
         cell.SetAction(MedicalViewerActionType.Scale, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active);
         cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active);
         cell.SetAction(MedicalViewerActionType.SpyGlass, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active);

         cell.SpyGlassStarted += new EventHandler<MedicalViewerSpyGlassStartedEventArgs>(cell_SpyGlassStarted);

         // adjust some spy glass properties.
         cell.SpyGlass.PositionText = MedicalViewerSpyGlassTextType.Actual;
         cell.SpyGlass.ZoomText = MedicalViewerSpyGlassTextType.Percentage;
         cell.SpyGlass.ZoomOnScroll = true;

         _medicalViewer.Cells.Add(cell);
         // adjust some properties of the cell and add some tags.
         _medicalViewer.Cells[0].SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448");
         _medicalViewer.Cells[0].SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame);
         _medicalViewer.Cells[0].SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale);
         _medicalViewer.Cells[0].SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData);
         _medicalViewer.Cells[0].SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView);

         cell.ScaleType = MedicalViewerScaleType.Dynamic;

         Controls.Add(_medicalViewer);
         _medicalViewer.Dock = DockStyle.Fill;
         DicomEngine.Shutdown();
      }

      void cell_SpyGlassStarted(object sender, MedicalViewerSpyGlassStartedEventArgs e)
      {
         if (e.Image != null)
         {
            Leadtools.ImageProcessing.Color.InvertCommand invert = new Leadtools.ImageProcessing.Color.InvertCommand();
            invert.Run(e.Image);
         }
      }

      void MedicalViewerLocalizer_FormClosing(object sender, FormClosingEventArgs e)
      {
      }


      public MedicalViewer Viewer
      {
         get { return _medicalViewer; }
      }
   }

   MedicalViewerSpyGlassForm GetMedicalViewerSpyGlassForm()
   {
      MessageBox.Show("Hold down Left click to show the spy glass, \n move the mouse while you hold the mouse button down to move the spy glass. \n scroll while holding the mouse down to zoom in or out");
      return new MedicalViewerSpyGlassForm();
   }

   // This example changes the default window level value by decrease the width by 100. Then resets the images based on the new value.

   public void MedicalViewerSpyGlassExample()
   {
      MedicalViewerSpyGlassForm myForm = GetMedicalViewerSpyGlassForm();
      MedicalViewer medicalViewer = myForm.Viewer;

      myForm.ShowDialog();
   }

static class LEAD_VARS
{
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

MedicalViewerCell Class
MedicalViewerCell Members

 

 


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Leadtools.MedicalViewer requires a Medical Imaging license and unlock key. For more information, refer to: Imaging Pro/Document/Medical Features