LEADTOOLS Medical (Leadtools.MedicalViewer assembly)
LEAD Technologies, Inc

SaveAnnotations(Stream) Method

Example 





A System.IO.Stream to save the annotation container to.
Saves the annotation container(s) of a cell to a file.
Syntax
public void SaveAnnotations( 
   Stream stream
)
'Declaration
 
Public Overloads Sub SaveAnnotations( _
   ByVal stream As Stream _
) 
'Usage
 
Dim instance As MedicalViewerBaseCell
Dim stream As Stream
 
instance.SaveAnnotations(stream)
public void SaveAnnotations( 
   Stream stream
)
 function Leadtools.MedicalViewer.MedicalViewerBaseCell.SaveAnnotations(Stream)( 
   stream 
)
public:
void SaveAnnotations( 
   Stream^ stream
) 

Parameters

stream
A System.IO.Stream to save the annotation container to.
Remarks
This method will save annotations to a file.

To load the annotations, use the MedicalViewerMultiCell.LoadAnnotations method.

For more information, refer to Working With Annotations.

Example
 
Private Class MedicalViewerForm16 : Inherits Form
         Private _medicalViewer As MedicalViewer
         Private LoadAnnotation As Button
         Private SaveAnnotation As Button
         Private Sub MedicalViewerForm_SizeChanged(ByVal sender As Object, ByVal e As EventArgs)
             _medicalViewer.Bounds = New Rectangle(0, 100, Me.ClientRectangle.Right, Me.ClientRectangle.Bottom - 100)
         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, 100)
             _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom - 100)

             ' 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.AnnotationRectangle)
             cell.AddAction(MedicalViewerActionType.AnnotationEllipse)
             cell.AddAction(MedicalViewerActionType.AnnotationHilite)

             ' 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.AnnotationRectangle, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active)
             cell.SetAction(MedicalViewerActionType.AnnotationEllipse, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active)
             cell.SetAction(MedicalViewerActionType.AnnotationHilite, 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))

             ' add some actions that will be used to change the properties of the images inside the control.
             _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.AnnotationRectangle)
             _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.AnnotationEllipse)
             _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.AnnotationHilite)

             ' 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.
             _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.AnnotationRectangle, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active)
             _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.AnnotationEllipse, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active)
             _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.AnnotationHilite, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active)

             ' 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)



             LoadAnnotation = New Button()
             LoadAnnotation.Bounds = New Rectangle(10, 10, 100, 30)
             LoadAnnotation.Text = "Load Annotation"
             AddHandler LoadAnnotation.Click, AddressOf LoadAnnotation_Click

             SaveAnnotation = New Button()
             SaveAnnotation.Bounds = New Rectangle(110, 10, 100, 30)
             SaveAnnotation.Text = "Save Annotation"
             AddHandler SaveAnnotation.Click, AddressOf SaveAnnotation_Click

             Controls.AddRange(New Control() {_medicalViewer, LoadAnnotation, SaveAnnotation})

         End Sub

         Public ReadOnly Property Viewer() As MedicalViewer
             Get
                 Return _medicalViewer
             End Get
         End Property

         Private Function GetFileStream() As FileStream
             Dim fs As FileStream
             If File.Exists(Path.Combine(LEAD_VARS.ImagesDir, "SavedAnnotation.ann")) Then
                 fs = New FileStream(Path.Combine(LEAD_VARS.ImagesDir, "SavedAnnotation.ann"), FileMode.Open)
             Else
                 fs = File.Create(Path.Combine(LEAD_VARS.ImagesDir, "SavedAnnotation.ann"))
             End If

             Return fs
         End Function

         Private Sub SaveAnnotation_Click(ByVal sender As Object, ByVal e As EventArgs)
             Dim fs As FileStream = GetFileStream()
             Dim cell As MedicalViewerMultiCell = CType(_medicalViewer.Cells(0), MedicalViewerMultiCell)

             cell.SaveAnnotations(fs, 0)
             fs.Close()
         End Sub

         Private Sub LoadAnnotation_Click(ByVal sender As Object, ByVal e As EventArgs)
             Dim fs As FileStream = GetFileStream()
             Dim cell As MedicalViewerMultiCell = CType(_medicalViewer.Cells(0), MedicalViewerMultiCell)

             cell.LoadAnnotations(fs, 0)
             fs.Close()
         End Sub
     End Class


     Private Function GetMedicalControl16() As MedicalViewerForm16
         Return New MedicalViewerForm16()
     End Function

     ' This example copied the annotation container of the sub-cell when user right clicks on it, and paste the annotation container on the sub-cell that the user click on it using the left mouse button.

     Public Sub MedicalViewerSaveAnnotationStreamExample()
         Dim myForm As MedicalViewerForm16 = GetMedicalControl16()
         Dim medicalViewer As MedicalViewer = myForm.Viewer

         myForm.ShowDialog()
     End Sub


Public NotInheritable Class LEAD_VARS
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
class MedicalViewerForm16 : Form
     {
         private MedicalViewer _medicalViewer;
         Button LoadAnnotation;
         Button SaveAnnotation;
         void MedicalViewerForm_SizeChanged(object sender, EventArgs e)
         {
             _medicalViewer.Bounds = new Rectangle(0, 100, this.ClientRectangle.Right, this.ClientRectangle.Bottom - 100);
         }


         public MedicalViewerForm16()
         {
             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, 100);
             _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom - 100);

             // 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.AnnotationRectangle);
             cell.AddAction(MedicalViewerActionType.AnnotationEllipse);
             cell.AddAction(MedicalViewerActionType.AnnotationHilite);

             // 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.AnnotationRectangle, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active);
             cell.SetAction(MedicalViewerActionType.AnnotationEllipse, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active);
             cell.SetAction(MedicalViewerActionType.AnnotationHilite, 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));

             // add some actions that will be used to change the properties of the images inside the control.
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.AnnotationRectangle);
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.AnnotationEllipse);
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.AnnotationHilite);

             // 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.
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.AnnotationRectangle, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active);
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.AnnotationEllipse, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active);
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.AnnotationHilite, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active);

             // 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);



             LoadAnnotation = new Button();
             LoadAnnotation.Bounds = new Rectangle(10, 10, 100, 30);
             LoadAnnotation.Text = "Load Annotation";
             LoadAnnotation.Click += new EventHandler(LoadAnnotation_Click);

             SaveAnnotation = new Button();
             SaveAnnotation.Bounds = new Rectangle(110, 10, 100, 30);
             SaveAnnotation.Text = "Save Annotation";
             SaveAnnotation.Click += new EventHandler(SaveAnnotation_Click);

             Controls.AddRange(new Control[] { _medicalViewer, LoadAnnotation, SaveAnnotation });

         }

         public MedicalViewer Viewer
         {
             get { return _medicalViewer; }
         }

         FileStream GetFileStream()
         {
             FileStream fs;
             if (File.Exists(Path.Combine(LEAD_VARS.ImagesDir,"SavedAnnotation.ann")))
                 fs = new FileStream(Path.Combine(LEAD_VARS.ImagesDir,"SavedAnnotation.ann"), FileMode.Open);
             else
                 fs = File.Create(Path.Combine(LEAD_VARS.ImagesDir,"SavedAnnotation.ann"));

             return fs;
         }

         void SaveAnnotation_Click(object sender, EventArgs e)
         {
             FileStream fs = GetFileStream();
             MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(_medicalViewer.Cells[0]);

             cell.SaveAnnotations(fs, 0);
             fs.Close();
         }

         void LoadAnnotation_Click(object sender, EventArgs e)
         {
             FileStream fs = GetFileStream();
             MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(_medicalViewer.Cells[0]);

             cell.LoadAnnotations(fs, 0);
             fs.Close();
         }
     }


     MedicalViewerForm16 GetMedicalControl16()
     {
         return new MedicalViewerForm16();
     }

     // This example copied the annotation container of the sub-cell when user right clicks on it, and paste the annotation container on the sub-cell that the user click on it using the left mouse button.

     public void MedicalViewerSaveAnnotationStreamExample()
     {
         MedicalViewerForm16 myForm = GetMedicalControl16();
         MedicalViewer medicalViewer = myForm.Viewer;

         myForm.ShowDialog();
     }


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

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

MedicalViewerBaseCell Class
MedicalViewerBaseCell Members
Overload List

 

 


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