Error processing SSI file
LEADTOOLS Medical (Leadtools.MedicalViewer assembly)
Show in webframe

LoadRegion Method (MedicalViewerCell)






Leadtools.MedicalViewer Namespace > MedicalViewerCell Class : LoadRegion Method
A string that contains the path to the file that contains the region(s) to load.
Loads regions from a file.
Syntax
public void LoadRegion(    string fileName )
'Declaration   Public Sub LoadRegion( _    ByVal fileName As String _ )
'Usage   Dim instance As MedicalViewerCell Dim fileName As String   instance.LoadRegion(fileName)
public: void LoadRegion(    String^ fileName )

Parameters

fileName
A string that contains the path to the file that contains the region(s) to load.
Remarks
Example
Copy Code   
Imports Leadtools
Imports Leadtools.Drawing
Imports Leadtools.Codecs
Imports Leadtools.MedicalViewer
Imports Leadtools.ImageProcessing
Imports Leadtools.Annotations.Core
Imports Leadtools.Annotations.Designers
Imports Leadtools.Annotations.Rendering

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.
<TestMethod()> _
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
using Leadtools;
using Leadtools.Drawing;
using Leadtools.Codecs;
using Leadtools.MedicalViewer;
using Leadtools.ImageProcessing;
using Leadtools.Annotations.Core;
using Leadtools.Annotations.Designers;
using Leadtools.Annotations.Rendering;

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.
[TestMethod]
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

See Also

Reference

MedicalViewerCell Class
MedicalViewerCell 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