MedicalViewerAnnotationArrow Class

'Declaration
 
Public Class MedicalViewerAnnotationArrow 
   Inherits MedicalViewerAnnotation

Private Class MedicalViewerForm : Inherits Form
      Private _medicalViewer As MedicalViewer
      Public Sub New()
         Dim _codecs As RasterCodecs = New RasterCodecs()
         Dim _image As RasterImage

         ' 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.
         _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "xa.dcm"))
         Dim cell As MedicalViewerMultiCell = New MedicalViewerMultiCell(_image, True, 1, 1)

             ' add some actions that will be used to change the properties of the images inside the control.
         cell.AddAction(MedicalViewerActionType.WindowLevel)
         cell.AddAction(MedicalViewerActionType.Alpha)
         cell.AddAction(MedicalViewerActionType.AnnotationArrow)

             ' 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.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active)
         cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active)
         cell.SetAction(MedicalViewerActionType.AnnotationArrow, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active)

         _medicalViewer.Cells.Add(cell)

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

         Controls.Add(_medicalViewer)
         _medicalViewer.Dock = DockStyle.Fill
      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


   Public Sub MedicalViewerAnnotationArrowExample()
      Dim myForm As MedicalViewerForm = GetMedicalControl()
      Dim medicalViewer As MedicalViewer = myForm.Viewer

      Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell)
      Dim arrow As MedicalViewerAnnotationArrow = New MedicalViewerAnnotationArrow()
      arrow.AnnotationColor = Color.FromArgb(0, 0, 255)
      arrow.Flags = MedicalViewerAnnotationFlags.AllObjects
      cell.SetActionProperties(MedicalViewerActionType.AnnotationArrow, arrow)
      myForm.ShowDialog()
   End Sub


Public NotInheritable Class LEAD_VARS
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class