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LEADTOOLS Medical (Leadtools.MedicalViewer assembly)
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GetDefaultWindowLevelValues Method






Leadtools.MedicalViewer Namespace > MedicalViewerMultiCell Class : GetDefaultWindowLevelValues Method
The zero-based index of the sub-cell that has the image which is having its default window level values retrieved. Pass -2 to retrieve the default window level values for the selected sub-cell image.
Retrieves the default window level values for the image with the specified sub-cell index.
Syntax
public MedicalViewerWindowLevelValues GetDefaultWindowLevelValues(    int subCellIndex )
'Declaration   Public Function GetDefaultWindowLevelValues( _    ByVal subCellIndex As Integer _ ) As MedicalViewerWindowLevelValues
'Usage   Dim instance As MedicalViewerMultiCell Dim subCellIndex As Integer Dim value As MedicalViewerWindowLevelValues   value = instance.GetDefaultWindowLevelValues(subCellIndex)
public: MedicalViewerWindowLevelValues^ GetDefaultWindowLevelValues(    int subCellIndex )

Parameters

subCellIndex
The zero-based index of the sub-cell that has the image which is having its default window level values retrieved. Pass -2 to retrieve the default window level values for the selected sub-cell image.

Return Value

MedicalViewerWindowLevelValues object that contains the default window level values.
Example
Copy Code   
Imports Leadtools
Imports Leadtools.Medical3D
Imports Leadtools.Codecs
Imports Leadtools.Dicom
Imports Leadtools.MedicalViewer
Imports Leadtools.ImageProcessing

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()
      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)

      ' 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)
      _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)

          ' 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)


      ' Load another image and then add it to the control.
      _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "mr.dcm"))
      _medicalViewer.Cells.Add(New MedicalViewerMultiCell(_image, True, 2, 2))

      ' adjust some properties of 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)


      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

  ' 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 MedicalViewerWindowLevelExample()
   Dim myForm As MedicalViewerForm = GetMedicalControl()
   Dim medicalViewer As MedicalViewer = myForm.Viewer

   Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell)

   Dim windowLevelValues As MedicalViewerWindowLevelValues = cell.GetDefaultWindowLevelValues(0)

   windowLevelValues.Width -= 100

   cell.SetDefaultWindowLevelValues(0, windowLevelValues.Width, windowLevelValues.Center)

   cell.ResetWindowLevelValues(0)

   myForm.ShowDialog()
End Sub

Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools;
using Leadtools.Medical3D;
using Leadtools.Codecs;
using Leadtools.Dicom;
using Leadtools.MedicalViewer;
using Leadtools.ImageProcessing;

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 _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);

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

      // 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);


      // Load another image and then add it to the control.
      _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir,"mr.dcm"));
      _medicalViewer.Cells.Add(new MedicalViewerMultiCell(_image, true, 2, 2));

      // adjust some properties of 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);


      Controls.Add(_medicalViewer);
      _medicalViewer.Dock = DockStyle.Fill;
   }
   public MedicalViewer Viewer
   {
      get { return _medicalViewer; }
   }
}

MedicalViewerForm GetMedicalControl()
{
   return new MedicalViewerForm();
}

// 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 MedicalViewerWindowLevelExample()
{
   MedicalViewerForm myForm = GetMedicalControl();
   MedicalViewer medicalViewer = myForm.Viewer;

   MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(medicalViewer.Cells[0]);

   MedicalViewerWindowLevelValues windowLevelValues = cell.GetDefaultWindowLevelValues(0);

   windowLevelValues.Width -= 100;

   cell.SetDefaultWindowLevelValues(0, windowLevelValues.Width, windowLevelValues.Center);

   cell.ResetWindowLevelValues(0);

   myForm.ShowDialog();
}

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

Target Platforms

See Also

Reference

MedicalViewerMultiCell Class
MedicalViewerMultiCell Members

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