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

LoadRegion(String,Int32,Int32) Method

Example 





A string that contains the path to the file that contains the region(s) to load.
Index of the sub-cell that contains the image being loaded.
The page number of a multi-page file, which can contain more than one region.
Loads regions from a file in the specified sub-cell image.
Syntax
public void LoadRegion( 
   string fileName,
   int subCellIndex,
   int startPage
)
'Declaration
 
Public Overloads Sub LoadRegion( _
   ByVal fileName As String, _
   ByVal subCellIndex As Integer, _
   ByVal startPage As Integer _
) 
'Usage
 
Dim instance As MedicalViewerMultiCell
Dim fileName As String
Dim subCellIndex As Integer
Dim startPage As Integer
 
instance.LoadRegion(fileName, subCellIndex, startPage)
public void LoadRegion( 
   string fileName,
   int subCellIndex,
   int startPage
)
 function Leadtools.MedicalViewer.MedicalViewerMultiCell.LoadRegion(String,Int32,Int32)( 
   fileName ,
   subCellIndex ,
   startPage 
)
public:
void LoadRegion( 
   String^ fileName,
   int subCellIndex,
   int startPage
) 

Parameters

fileName
A string that contains the path to the file that contains the region(s) to load.
subCellIndex
Index of the sub-cell that contains the image being loaded.
startPage
The page number of a multi-page file, which can contain more than one region.
Remarks
Example
 
Private Class MedicalViewerForm7 : 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))

             ' add some actions that will be used to change the properties of the images inside the control.
             _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.WindowLevel)
             _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.Alpha)
             _medicalViewer.Cells(1).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.
             _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active)
             _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active)
             _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.Offset, 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)


             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 GetMedicalControl7() As MedicalViewerForm7
         Return New MedicalViewerForm7()
     End Function

     ' This example will create a bitmap region on the first frame of the first image and save it.

     Public Sub MedicalViewerSaveRegionExample()
         Dim myForm As MedicalViewerForm7 = GetMedicalControl7()
         Dim medicalViewer As MedicalViewer = myForm.Viewer
         Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell)

         Dim width As Integer = cell.Image.Width
         Dim height As Integer = cell.Image.Height
         Dim centerX As Integer = (width \ 2)
         Dim centerY As Integer = (height \ 2)

         Dim region As Region = New Region(New Rectangle(centerX - width \ 4, centerY - height \ 4, centerX + width \ 4, centerY + height \ 4))

         RasterRegionConverter.AddGdiPlusDataToRegion(cell.Image, Nothing, region.GetRegionData(), RasterRegionCombineMode.Set)
         cell.SaveRegion(Path.Combine(LEAD_VARS.ImagesDir, "Test.rgn"))

         myForm.ShowDialog()
     End Sub


Public NotInheritable Class LEAD_VARS
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
class MedicalViewerForm7 : Form
     {
         private MedicalViewer _medicalViewer;
         void MedicalViewerForm_SizeChanged(object sender, EventArgs e)
         {
             _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);
         }

         public MedicalViewerForm7()
         {
             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));

             // add some actions that will be used to change the properties of the images inside the control.
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.WindowLevel);
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.Alpha);
             _medicalViewer.Cells[1].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.
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active);
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active);
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Offset, 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);


             Controls.Add(_medicalViewer);
             _medicalViewer.Dock = DockStyle.Fill;
         }
         public MedicalViewer Viewer
         {
             get { return _medicalViewer; }
         }
     }
     MedicalViewerForm7 GetMedicalControl7()
     {
         return new MedicalViewerForm7();
     }

     // This example will create a bitmap region on the first frame of the first image and save it.

     public void MedicalViewerSaveRegionExample()
     {
         MedicalViewerForm7 myForm = GetMedicalControl7();
         MedicalViewer medicalViewer = myForm.Viewer;
         MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(medicalViewer.Cells[0]);

         int width = cell.Image.Width;
         int height = cell.Image.Height;
         int centerX = (width / 2);
         int centerY = (height / 2);

         Region region = new Region(new Rectangle(centerX - width / 4, centerY - height / 4, centerX + width / 4, centerY + height / 4));

         RasterRegionConverter.AddGdiPlusDataToRegion(cell.Image, null, region.GetRegionData(), RasterRegionCombineMode.Set);
         cell.SaveRegion(Path.Combine(LEAD_VARS.ImagesDir,"Out_Test.rgn"));

         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

MedicalViewerMultiCell Class
MedicalViewerMultiCell 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