Leadtools.MedicalViewer Requires Medical Imaging license | Send comments on this topic. | Back to Introduction - All Topics | Help Version 16.5.9.25
RotateImagePerspective(Int32) Method
See Also  Example
Leadtools.MedicalViewer Namespace > MedicalViewerCell Class > RotateImagePerspective Method : RotateImagePerspective(Int32) Method



angle
The rotation angle.
Rotates the perspective of the cell images by the specified rotation angles.

Syntax

Visual Basic (Declaration) 
Public Overloads Sub RotateImagePerspective( _
   ByVal angle As Integer _
)
Visual Basic (Usage)Copy Code
Dim instance As MedicalViewerCell
Dim angle As Integer
 
instance.RotateImagePerspective(angle)
C# 
public void RotateImagePerspective( 
   int angle
)
C++/CLI 
public:
void RotateImagePerspective( 
   int angle
)

Parameters

angle
The rotation angle.

Example

Visual BasicCopy Code
Private Class MedicalViewerForm : Inherits Form
   Private _medicalViewer As MedicalViewer
   Private Sub MedicalViewerForm_SizeChanged(ByVal sender As Object, ByVal e As EventArgs)
      _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom)
   End Sub

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

      AddHandler SizeChanged, AddressOf MedicalViewerForm_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)

      ' add some action that will be used to change the properties of the images inside the control.
      _medicalViewer.AddAction(MedicalViewerActionType.WindowLevel)
      _medicalViewer.AddAction(MedicalViewerActionType.Alpha)
      _medicalViewer.AddAction(MedicalViewerActionType.Offset)

      ' assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associted action will be activated.
      _medicalViewer.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)
      _medicalViewer.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)
      _medicalViewer.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)

      ' Load an image and then add it to the control.
      _image = _codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "xa.dcm")
      _medicalViewer.Cells.Add(New MedicalViewerCell(_image, True, 1, 1))

      ' adjust some properties to 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)


      ' Load another image and then add it to the control.
      _image = _codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "mr.dcm")
      _medicalViewer.Cells.Add(New MedicalViewerCell(_image, True, 2, 2))

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


      RasterCodecs.Shutdown()
      Controls.Add(_medicalViewer)
   End Sub
   Public ReadOnly Property Viewer() As MedicalViewer
      Get
         Return _medicalViewer
      End Get
   End Property
End Class

Private Function GetMedicalControl() As MedicalViewerForm
   Return New MedicalViewerForm()
End Function

' This example will flip the image along with the annotation container if the user click on the image using the left mouse button, and will reservse on the right mouse button, and will rotate on the middle mouse button.
<Test> _
Public Sub MedicalViewerCellMouseExample()
   Dim myForm As MedicalViewerForm = GetMedicalControl()
   Dim medicalViewer As MedicalViewer = myForm.Viewer

   AddHandler medicalViewer.CellMouseUp, AddressOf medicalViewer_CellMouseUp

   myForm.ShowDialog()
End Sub

Private Sub medicalViewer_CellMouseUp(ByVal sender As Object, ByVal e As MedicalViewerCellMouseEventArgs)
   Dim viewer As MedicalViewer = CType(sender, MedicalViewer)
   Dim flipCommand As FlipCommand
   Select Case e.Button
      Case MouseButtons.Left
         flipCommand = New FlipCommand()
         viewer.Cells(e.CellIndex).Image.Page = e.SubCellIndex + 1
         flipCommand.Run(viewer.Cells(e.CellIndex).Image)
         viewer.Cells(e.CellIndex).FlipAnnotationContainer(e.SubCellIndex)
         viewer.Cells(e.CellIndex).Invalidate()
      Case MouseButtons.Middle
         Dim rotateCommand As RotateCommand = New RotateCommand(900, RotateCommandFlags.Bicubic, New RasterColor(0, 0, 0))
         viewer.Cells(e.CellIndex).Image.Page = e.SubCellIndex + 1
         rotateCommand.Run(viewer.Cells(e.CellIndex).Image)
         Dim angle As Integer = viewer.Cells(e.CellIndex).GetRotateImagePerspectiveAngle(0)
         viewer.Cells(e.CellIndex).RotateAnnotationContainer(angle, e.SubCellIndex)
         viewer.Cells(e.CellIndex).Invalidate()
      Case MouseButtons.Right
         flipCommand = New FlipCommand(True)
         viewer.Cells(e.CellIndex).Image.Page = e.SubCellIndex + 1
         flipCommand.Run(viewer.Cells(e.CellIndex).Image)
         viewer.Cells(e.CellIndex).ReverseAnnotationContainer(e.SubCellIndex)
         viewer.Cells(e.CellIndex).Invalidate()
   End Select
End Sub
C#Copy Code
class MedicalViewerForm : Form 
{ 
   private MedicalViewer _medicalViewer; 
   void MedicalViewerForm_SizeChanged(object sender, EventArgs e) 
   { 
      _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom); 
   } 
 
   public MedicalViewerForm() 
   { 
      RasterCodecs.Startup(); 
      RasterCodecs _codecs = new RasterCodecs(); 
      RasterImage _image; 
 
      this.SizeChanged += new EventHandler(MedicalViewerForm_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); 
 
      // add some action that will be used to change the properties of the images inside the control. 
      _medicalViewer.AddAction(MedicalViewerActionType.WindowLevel); 
      _medicalViewer.AddAction(MedicalViewerActionType.Alpha); 
      _medicalViewer.AddAction(MedicalViewerActionType.Offset); 
 
      // assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associted action will be activated. 
      _medicalViewer.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); 
      _medicalViewer.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); 
      _medicalViewer.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); 
 
      // Load an image and then add it to the control. 
      _image = _codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "xa.dcm"); 
      _medicalViewer.Cells.Add(new MedicalViewerCell(_image, true, 1, 1)); 
 
      // adjust some properties to 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); 
 
 
      // Load another image and then add it to the control. 
      _image = _codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "mr.dcm"); 
      _medicalViewer.Cells.Add(new MedicalViewerCell(_image, true, 2, 2)); 
 
      // adjust some properties to the cell and add some tags. 
      _medicalViewer.Cells[1].SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448"); 
      _medicalViewer.Cells[1].SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame); 
      _medicalViewer.Cells[1].SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale); 
      _medicalViewer.Cells[1].SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData); 
      _medicalViewer.Cells[1].SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView); 
 
 
      RasterCodecs.Shutdown(); 
      Controls.Add(_medicalViewer); 
   } 
   public MedicalViewer Viewer 
   { 
      get { return _medicalViewer; } 
   } 
} 
 
MedicalViewerForm GetMedicalControl() 
{ 
   return new MedicalViewerForm(); 
} 
 
// This example will flip the image along with the annotation container if the user click on the image using the left mouse button, and will reservse on the right mouse button, and will rotate on the middle mouse button. 
 
public void MedicalViewerCellMouseExample() 
{ 
   MedicalViewerForm myForm = GetMedicalControl(); 
   MedicalViewer medicalViewer = myForm.Viewer; 
 
   medicalViewer.CellMouseUp +=new EventHandler<MedicalViewerCellMouseEventArgs>(medicalViewer_CellMouseUp); 
 
   myForm.ShowDialog(); 
} 
 
void medicalViewer_CellMouseUp(object sender, MedicalViewerCellMouseEventArgs e) 
{ 
   MedicalViewer viewer = (MedicalViewer)sender; 
   FlipCommand flipCommand; 
   switch (e.Button) 
   { 
      case MouseButtons.Left: 
         flipCommand = new FlipCommand(); 
         viewer.Cells[e.CellIndex].Image.Page = e.SubCellIndex + 1; 
         flipCommand.Run(viewer.Cells[e.CellIndex].Image); 
         viewer.Cells[e.CellIndex].FlipAnnotationContainer(e.SubCellIndex); 
         viewer.Cells[e.CellIndex].Invalidate(); 
         break; 
      case MouseButtons.Middle: 
         RotateCommand rotateCommand = new RotateCommand(900, RotateCommandFlags.Bicubic, new RasterColor(0, 0, 0)); 
         viewer.Cells[e.CellIndex].Image.Page = e.SubCellIndex + 1; 
         rotateCommand.Run(viewer.Cells[e.CellIndex].Image); 
         int angle = viewer.Cells[e.CellIndex].GetRotateImagePerspectiveAngle(0); 
         viewer.Cells[e.CellIndex].RotateAnnotationContainer(angle, e.SubCellIndex); 
         viewer.Cells[e.CellIndex].Invalidate(); 
         break; 
      case MouseButtons.Right: 
         flipCommand = new FlipCommand(true); 
         viewer.Cells[e.CellIndex].Image.Page = e.SubCellIndex + 1; 
         flipCommand.Run(viewer.Cells[e.CellIndex].Image); 
         viewer.Cells[e.CellIndex].ReverseAnnotationContainer(e.SubCellIndex); 
         viewer.Cells[e.CellIndex].Invalidate(); 
         break; 
   } 
}

Remarks

  • The allowed rotation angles are: 90, 180, 270, -90, -180, -270.

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also

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