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LEADTOOLS Medical (Leadtools.MedicalViewer assembly)
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MedicalViewerData3DRequestedEventArgs Class






Members 
Leadtools.MedicalViewer Namespace : MedicalViewerData3DRequestedEventArgs Class
The MedicalViewerData3DRequestedEventArgs class provides data for the MedicalViewerCell.Data3DRequested event.
Object Model
Syntax
public class MedicalViewerData3DRequestedEventArgs : System.EventArgs
'Declaration   Public Class MedicalViewerData3DRequestedEventArgs    Inherits System.EventArgs
'Usage   Dim instance As MedicalViewerData3DRequestedEventArgs
public ref class MedicalViewerData3DRequestedEventArgs : public System.EventArgs
Remarks
Use this class when handling MedicalViewerCell.Data3DRequested events:

This class is used to provide the requested 3D information to the 3D engine. Pass it to the method Leadtools.Medical3D.Medical3DEngine.Provide3DInformation.

Example
Copy Code   
Imports Leadtools
Imports Leadtools.Dicom
Imports Leadtools.Medical3D
Imports Leadtools.Codecs
Imports Leadtools.MedicalViewer
Imports Leadtools.Annotations.Core
Imports Leadtools.Annotations.Designers
Imports Leadtools.ImageProcessing.Core

Private Class MedicalViewerCutLineForm : Inherits Form
   Private _medicalViewer As MedicalViewer
   Private _seriesManager As MedicalViewerSeriesManager
   Private Sub MedicalViewerCutLineForm_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)
      Dim _codecs As RasterCodecs = New RasterCodecs()

      AddHandler SizeChanged, AddressOf MedicalViewerCutLineForm_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

      ' Get the image information for each frame and send them to the low memory usage function.
      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.Data3DRequested, AddressOf cell_Data3DRequested
      AddHandler cell.Data3DFrameRequested, AddressOf cell_Data3DFrameRequested
      AddHandler cell.FramesRequested, AddressOf cell_FramesRequested
      AddHandler FormClosing, AddressOf MedicalViewerCutLineForm_FormClosing
      cell.EnableLowMemoryUsage(2, count, imageInformation)

      _medicalViewer.Cells.Add(cell)

      cell.PixelSpacing = output.Stacks(0).PixelSpacing

      index = 0
      Do While index < count
         cell.SetImagePosition(index, output.Stacks(0).Items(index).ImagePosition, (index = count - 1))
         index += 1
      Loop

      ' 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)

      ' 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)

      ' Set the image DICOM data
      cell.PixelSpacing = output.Stacks(0).PixelSpacing

      ' Create some cells that will hold the derivative images resulted from the cut-planes.
      Dim singleDerivativeCell As MedicalViewerCell = New MedicalViewerCell()
      Dim firstDerivativeCell As MedicalViewerCell = New MedicalViewerCell()
      Dim secondDerivativeCell As MedicalViewerCell = New MedicalViewerCell()

      AddHandler cell.DerivativeGenerated, AddressOf cell_DerivativeGenerated

      ' create a single cut-plane and double cut-plane.
      cell.ReferenceLine.CutLines.Add(New MedicalViewerPlaneCutLine(singleDerivativeCell))
      cell.ReferenceLine.DoubleCutLines.Add(New MedicalViewerDoublePlaneCutLine(firstDerivativeCell, secondDerivativeCell))

      _medicalViewer.Cells.Add(singleDerivativeCell)
      _medicalViewer.Cells.Add(firstDerivativeCell)
      _medicalViewer.Cells.Add(secondDerivativeCell)

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

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

   Private Sub cell_Data3DRequested(ByVal sender As Object, ByVal e As MedicalViewerData3DRequestedEventArgs)
      e.Succeed = Medical3DEngine.Provide3DInformation(e)
   End Sub

   Private Sub cell_Data3DFrameRequested(ByVal sender As Object, ByVal e As MedicalViewer3DFrameRequestedEventArgs)
      Dim _codecs As RasterCodecs = New RasterCodecs()
      e.Image = _codecs.Load(CStr(_seriesManager.Stacks(0).Items(e.ImageIndex).Data))
      _codecs.Dispose()
   End Sub

   Private Sub cell_DerivativeGenerated(ByVal sender As Object, ByVal e As MedicalViewerDerivativeGeneratedEventArgs)
      e.DerivativeCell.ShowCellBoundaries = True
      e.DerivativeCell.ReferenceLine.Enabled = True
   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 GetMedicalViewerCutLineControl() As MedicalViewerCutLineForm
   Dim form As MedicalViewerSeriesManagerFrom = New MedicalViewerSeriesManagerFrom()
   Dim output As MedicalViewerSeriesManager = form.LoadJamesHead()

   Return New MedicalViewerCutLineForm(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 MedicalViewerCutLineExample()
   Dim myForm As MedicalViewerCutLineForm = GetMedicalViewerCutLineControl()
   Dim medicalViewer As MedicalViewer = myForm.Viewer

   myForm.ShowDialog()
End Sub
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.Core;
using Leadtools.Annotations.Designers;

class MedicalViewerCutLineForm : Form
{
   private MedicalViewer _medicalViewer;
   private MedicalViewerSeriesManager _seriesManager;
   void MedicalViewerCutLineForm_SizeChanged(object sender, EventArgs e)
   {
      _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);
   }

   public MedicalViewerCutLineForm(MedicalViewerSeriesManager output)
   {
      RasterCodecs _codecs = new RasterCodecs();

      this.SizeChanged += new EventHandler(MedicalViewerCutLineForm_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;

      // Get the image information for each frame and send them to the low memory usage function.
      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.Data3DRequested += new EventHandler<MedicalViewerData3DRequestedEventArgs>(cell_Data3DRequested);
      cell.Data3DFrameRequested += new EventHandler<MedicalViewer3DFrameRequestedEventArgs>(cell_Data3DFrameRequested);
      cell.FramesRequested +=new EventHandler<MedicalViewerRequestedFramesInformationEventArgs>(cell_FramesRequested);
      FormClosing += new FormClosingEventHandler(MedicalViewerCutLineForm_FormClosing);
      cell.EnableLowMemoryUsage(2, count, imageInformation);

      _medicalViewer.Cells.Add(cell);

      cell.PixelSpacing = output.Stacks[0].PixelSpacing;

      for (index = 0; index < count; index++)
      {
         cell.SetImagePosition(index, output.Stacks[0].Items[index].ImagePosition, (index == count - 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.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);

      // 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);

      // Set the image DICOM data
      cell.PixelSpacing = output.Stacks[0].PixelSpacing;

      // Create some cells that will hold the derivative images resulted from the cut-planes.
      MedicalViewerCell singleDerivativeCell = new MedicalViewerCell();
      MedicalViewerCell firstDerivativeCell = new MedicalViewerCell();
      MedicalViewerCell secondDerivativeCell = new MedicalViewerCell();

      cell.DerivativeGenerated +=new EventHandler<MedicalViewerDerivativeGeneratedEventArgs>(cell_DerivativeGenerated);

      // create a single cut-plane and double cut-plane.
      cell.ReferenceLine.CutLines.Add(new MedicalViewerPlaneCutLine(singleDerivativeCell));
      cell.ReferenceLine.DoubleCutLines.Add(new MedicalViewerDoublePlaneCutLine(firstDerivativeCell, secondDerivativeCell));

      _medicalViewer.Cells.Add(singleDerivativeCell);
      _medicalViewer.Cells.Add(firstDerivativeCell);
      _medicalViewer.Cells.Add(secondDerivativeCell);

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

   void MedicalViewerCutLineForm_FormClosing(object sender, FormClosingEventArgs e)
   {
   }

   void cell_Data3DRequested(object sender, MedicalViewerData3DRequestedEventArgs e)
   {
      e.Succeed = Medical3DEngine.Provide3DInformation(e);
   }

   void cell_Data3DFrameRequested(object sender, MedicalViewer3DFrameRequestedEventArgs e)
   {
      RasterCodecs _codecs = new RasterCodecs();
      e.Image = _codecs.Load((string)(_seriesManager.Stacks[0].Items[e.ImageIndex].Data));
      _codecs.Dispose();
   }

   void  cell_DerivativeGenerated(object sender, MedicalViewerDerivativeGeneratedEventArgs e)
   {
      e.DerivativeCell.ShowCellBoundaries = true;
      e.DerivativeCell.ReferenceLine.Enabled = true;
   }

   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; }
   }
}

MedicalViewerCutLineForm GetMedicalViewerCutLineControl()
{
   MedicalViewerSeriesManagerFrom form = new MedicalViewerSeriesManagerFrom();
   MedicalViewerSeriesManager output = form.LoadJamesHead();

   return new MedicalViewerCutLineForm(output);
}

// 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 void MedicalViewerCutLineExample()
{
   MedicalViewerCutLineForm myForm = GetMedicalViewerCutLineControl();
   MedicalViewer medicalViewer = myForm.Viewer;

   myForm.ShowDialog();
}
Requirements

Target Platforms

See Also

Reference

MedicalViewerData3DRequestedEventArgs Members
Leadtools.MedicalViewer Namespace

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