MedicalViewerReferenceLineProperties Class

Summary
Represents the class that is used to create the MedicalViewerPlaneCutLine, and adjust to reference line properties of this cell.
Syntax
C#
VB
C++
public class MedicalViewerReferenceLineProperties 
  
Public Class MedicalViewerReferenceLineProperties  
            public ref class MedicalViewerReferenceLineProperties  
Remarks

To show the reference line of this cell on the other cells correctly, the following properties will need to set by retrieving their values from the DICOM Data Set:

Example
C#
VB
using Leadtools; 
using Leadtools.Dicom; 
using Leadtools.Medical3D; 
using Leadtools.Codecs; 
using Leadtools.MedicalViewer; 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Core; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Annotations.Engine; 
using Leadtools.Annotations.Designers; 
 
class MedicalViewerLocalizer : Form 
{ 
   private MedicalViewer _medicalViewer; 
   private MedicalViewerSeriesManager _seriesManager; 
 
   void MedicalViewerLocalizer_SizeChanged(object sender, EventArgs e) 
   { 
      _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom); 
   } 
 
   public MedicalViewerLocalizer(MedicalViewerSeriesManager output) 
   { 
      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); 
 
      _seriesManager = output; 
 
      MedicalViewerMultiCell cell = new MedicalViewerMultiCell(null, true, 1, 1); 
 
      int index; 
      int count = output.Stacks[0].Items.Count; 
      CodecsImageInfo codecsInformation; 
 
      MedicalViewerImageInformation[] imageInformation = new MedicalViewerImageInformation[count]; 
 
      for (index = 0; index < count; index++) 
      { 
         codecsInformation = _codecs.GetInformation((string)(output.Stacks[0].Items[index].Data), true); 
 
         imageInformation[index] = new MedicalViewerImageInformation(); 
         imageInformation[index].ImageHeight = codecsInformation.Width; 
         imageInformation[index].ImageWidth = codecsInformation.Width; 
         imageInformation[index].XResolution = codecsInformation.XResolution; 
         imageInformation[index].YResolution = codecsInformation.YResolution; 
      } 
 
      cell.FramesRequested += new EventHandler<MedicalViewerRequestedFramesInformationEventArgs>(cell_FramesRequested); 
      FormClosing += new FormClosingEventHandler(MedicalViewerLocalizer_FormClosing); 
      cell.EnableLowMemoryUsage(2, count, imageInformation); 
 
      _medicalViewer.Cells.Add(cell); 
 
      // 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.Offset); 
 
      // 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.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active); 
 
      cell.ReferenceLine.Enabled = true; 
      cell.ReferenceLine.Color = Color.Yellow; 
      cell.ShowCellBoundaries = true; 
 
      // 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.PixelSpacing = output.Stacks[0].PixelSpacing; 
 
      for (index = 0; index < count; index++) 
      { 
         cell.SetImagePosition(index, output.Stacks[0].Items[index].ImagePosition, (index == count - 1)); 
      } 
      cell.ImageOrientation = output.Stacks[0].Items[0].ImageOrientationArray; 
      cell.FrameOfReferenceUID = output.Stacks[0].Items[0].FrameOfReferenceUID; 
 
      cell = new MedicalViewerMultiCell(); 
      DicomDataSet ds = new DicomDataSet(); 
      ds.Load(@"\\pc202\readwritefolder\DICOM Dataset\DICOM Volume datasets" + "\\Miller James-CT Head full Study\\0023\\20345460", DicomDataSetLoadFlags.None); 
      DicomElement patientElement = null; 
 
      patientElement = ds.FindFirstElement(null, 
                                           DicomTag.ImagePositionPatient, 
                                           true); 
 
      double[] doubleArray = ds.GetDoubleValue(patientElement, 0, 3); 
 
      cell.SetImagePosition(0, Point3D.FromDoubleArray(doubleArray), true); 
 
      patientElement = ds.FindFirstElement(null, 
                                          DicomTag.FrameOfReferenceUID, 
                                          true); 
 
      string referenceUID = ds.GetConvertValue(patientElement); 
 
      cell.FrameOfReferenceUID = referenceUID; 
 
      patientElement = ds.FindFirstElement(null, 
                                          DicomTag.ImageOrientationPatient, 
                                          true); 
 
      doubleArray = ds.GetDoubleValue(patientElement, 0, 6); 
 
      cell.ImageOrientation = new float[] {(float)doubleArray[0], (float)doubleArray[1], (float)doubleArray[2], (float)doubleArray[3], (float)doubleArray[4], (float)doubleArray[5]}; 
 
      patientElement = ds.FindFirstElement(null, 
                                           DicomTag.PixelSpacing, 
                                           true); 
 
      doubleArray = ds.GetDoubleValue(patientElement, 0, 2); 
      cell.PixelSpacing = new Point2D((float)doubleArray[0], (float)doubleArray[1]); 
 
      cell.ReferenceLine.Enabled = true; 
      cell.ReferenceLine.Color = Color.LightBlue; 
      cell.ShowCellBoundaries = true; 
      cell.Image = ds.GetImage(null, 0, 0, RasterByteOrder.Gray, DicomGetImageFlags.AutoApplyVoiLut | DicomGetImageFlags.AutoApplyModalityLut | DicomGetImageFlags.AllowRangeExpansion); 
      _medicalViewer.Cells.Add(cell); 
      Controls.Add(_medicalViewer); 
      _medicalViewer.Dock = DockStyle.Fill; 
      DicomEngine.Shutdown(); 
   } 
 
   void MedicalViewerLocalizer_FormClosing(object sender, FormClosingEventArgs e) 
   { 
   } 
 
   void cell_FramesRequested(object sender, MedicalViewerRequestedFramesInformationEventArgs e) 
   { 
      MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(sender); 
      RasterCodecs _codecs = new RasterCodecs(); 
      int i; 
      RasterImage image; 
      string fileName; 
 
      if (e.RequestedFramesIndexes.Length > 0) 
      { 
         fileName = (string)(_seriesManager.Stacks[0].Items[e.RequestedFramesIndexes[0]].Data); 
         image = _codecs.Load(fileName); 
      } 
      else 
         return; 
 
      for (i = 1; i < e.RequestedFramesIndexes.Length; i++) 
      { 
         fileName = (string)(_seriesManager.Stacks[0].Items[e.RequestedFramesIndexes[i]].Data); 
         image.AddPage(_codecs.Load(fileName)); 
      } 
 
      cell.SetRequestedImage(image, e.RequestedFramesIndexes, MedicalViewerSetImageOptions.Insert); 
   } 
 
   public MedicalViewer Viewer 
   { 
      get { return _medicalViewer; } 
   } 
} 
 
MedicalViewerLocalizer GetMedicalViewerLocalizerControl() 
{ 
   MedicalViewerSeriesManagerFrom form = new MedicalViewerSeriesManagerFrom(); 
   MedicalViewerSeriesManager output = form.LoadJamesHead(); 
 
   return new MedicalViewerLocalizer(output); 
} 
 
// 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 MedicalViewerLocalizerExample() 
{ 
   MedicalViewerLocalizer myForm = GetMedicalViewerLocalizerControl(); 
   MedicalViewer medicalViewer = myForm.Viewer; 
 
   myForm.ShowDialog(); 
} 
Imports Leadtools 
Imports Leadtools.Dicom 
Imports Leadtools.Medical3D 
Imports Leadtools.Codecs 
Imports Leadtools.MedicalViewer 
Imports Leadtools.Annotations.Engine 
Imports Leadtools.Annotations.Designers 
Imports Leadtools.ImageProcessing.Core 
 
Private Class MedicalViewerLocalizer : Inherits Form 
   Private _medicalViewer As MedicalViewer 
   Private _seriesManager As MedicalViewerSeriesManager 
 
   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(ByVal output As MedicalViewerSeriesManager) 
      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) 
 
      _seriesManager = output 
 
      Dim cell As MedicalViewerMultiCell = New MedicalViewerMultiCell(Nothing, True, 1, 1) 
 
      Dim index As Integer 
      Dim count As Integer = output.Stacks(0).Items.Count 
      Dim codecsInformation As CodecsImageInfo 
 
      Dim imageInformation As MedicalViewerImageInformation() = New MedicalViewerImageInformation(count - 1) {} 
 
      index = 0 
      Do While index < count 
         codecsInformation = _codecs.GetInformation(CStr(output.Stacks(0).Items(index).Data), True) 
 
         imageInformation(index) = New MedicalViewerImageInformation() 
         imageInformation(index).ImageHeight = codecsInformation.Width 
         imageInformation(index).ImageWidth = codecsInformation.Width 
         imageInformation(index).XResolution = codecsInformation.XResolution 
         imageInformation(index).YResolution = codecsInformation.YResolution 
         index += 1 
      Loop 
 
      AddHandler cell.FramesRequested, AddressOf cell_FramesRequested 
      AddHandler FormClosing, AddressOf MedicalViewerLocalizer_FormClosing 
      cell.EnableLowMemoryUsage(2, count, imageInformation) 
 
      _medicalViewer.Cells.Add(cell) 
 
 
      ' 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.Offset) 
 
      ' 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.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active) 
 
      cell.ReferenceLine.Enabled = True 
      cell.ReferenceLine.Color = Color.Yellow 
      cell.ShowCellBoundaries = True 
 
      ' 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.PixelSpacing = output.Stacks(0).PixelSpacing 
      cell.ImageOrientation = output.Stacks(0).Items(0).ImageOrientationArray 
 
      index = 0 
      Do While index < count 
         cell.SetImagePosition(index, output.Stacks(0).Items(index).ImagePosition, (index = count - 1)) 
         index += 1 
      Loop 
 
      cell.FrameOfReferenceUID = output.Stacks(0).Items(0).FrameOfReferenceUID 
 
      cell = New MedicalViewerMultiCell() 
      Dim ds As DicomDataSet = New DicomDataSet() 
      ds.Load("\\pc202\readwritefolder\DICOM Dataset\DICOM Volume datasets" & "\Miller James-CT Head full Study\0023\20345460", DicomDataSetLoadFlags.None) 
      Dim patientElement As DicomElement = Nothing 
 
      patientElement = ds.FindFirstElement(Nothing, DicomTag.ImagePositionPatient, True) 
 
      Dim doubleArray As Double() = ds.GetDoubleValue(patientElement, 0, 3) 
 
      cell.SetImagePosition(0, Point3D.FromDoubleArray(doubleArray), True) 
 
      patientElement = ds.FindFirstElement(Nothing, DicomTag.FrameOfReferenceUID, True) 
 
      Dim referenceUID As String = ds.GetConvertValue(patientElement) 
 
      cell.FrameOfReferenceUID = referenceUID 
 
      patientElement = ds.FindFirstElement(Nothing, DicomTag.ImageOrientationPatient, True) 
 
      doubleArray = ds.GetDoubleValue(patientElement, 0, 6) 
 
      cell.ImageOrientation = New Single() {CSng(doubleArray(0)), CSng(doubleArray(1)), CSng(doubleArray(2)), CSng(doubleArray(3)), CSng(doubleArray(4)), CSng(doubleArray(5))} 
 
      patientElement = ds.FindFirstElement(Nothing, DicomTag.PixelSpacing, True) 
 
      doubleArray = ds.GetDoubleValue(patientElement, 0, 2) 
      cell.PixelSpacing = New Point2D(CSng(doubleArray(0)), CSng(doubleArray(1))) 
 
      cell.ReferenceLine.Enabled = True 
      cell.ReferenceLine.Color = Color.LightBlue 
      cell.ShowCellBoundaries = True 
      cell.Image = ds.GetImage(Nothing, 0, 0, RasterByteOrder.Gray, DicomGetImageFlags.AutoApplyVoiLut Or DicomGetImageFlags.AutoApplyModalityLut Or DicomGetImageFlags.AllowRangeExpansion) 
      _medicalViewer.Cells.Add(cell) 
      Controls.Add(_medicalViewer) 
      _medicalViewer.Dock = DockStyle.Fill 
      DicomEngine.Shutdown() 
   End Sub 
 
   Private Sub MedicalViewerLocalizer_FormClosing(ByVal sender As Object, ByVal e As FormClosingEventArgs) 
   End Sub 
 
   Private Sub cell_FramesRequested(ByVal sender As Object, ByVal e As MedicalViewerRequestedFramesInformationEventArgs) 
      Dim cell As MedicalViewerMultiCell = CType(sender, MedicalViewerMultiCell) 
      Dim _codecs As RasterCodecs = New RasterCodecs() 
      Dim i As Integer 
      Dim image As RasterImage 
      Dim fileName As String 
 
      If e.RequestedFramesIndexes.Length > 0 Then 
         fileName = CStr(_seriesManager.Stacks(0).Items(e.RequestedFramesIndexes(0)).Data) 
         image = _codecs.Load(fileName) 
      Else 
         Return 
      End If 
 
      i = 1 
      Do While i < e.RequestedFramesIndexes.Length 
         fileName = CStr(_seriesManager.Stacks(0).Items(e.RequestedFramesIndexes(i)).Data) 
         image.AddPage(_codecs.Load(fileName)) 
         i += 1 
      Loop 
 
      cell.SetRequestedImage(image, e.RequestedFramesIndexes, MedicalViewerSetImageOptions.Insert) 
   End Sub 
 
   Public ReadOnly Property Viewer() As MedicalViewer 
      Get 
         Return _medicalViewer 
      End Get 
   End Property 
End Class 
 
Private Function GetMedicalViewerLocalizerControl() As MedicalViewerLocalizer 
   Dim form As MedicalViewerSeriesManagerFrom = New MedicalViewerSeriesManagerFrom() 
   Dim output As MedicalViewerSeriesManager = form.LoadJamesHead() 
 
   Return New MedicalViewerLocalizer(output) 
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. 
<TestMethod()> _ 
Public Sub MedicalViewerLocalizerExample() 
   Dim myForm As MedicalViewerLocalizer = GetMedicalViewerLocalizerControl() 
   Dim medicalViewer As MedicalViewer = myForm.Viewer 
 
   myForm.ShowDialog() 
End Sub 
Requirements

Target Platforms

Help Version 21.0.2021.6.30
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Leadtools.MedicalViewer Assembly
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© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.