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LEADTOOLS Medical (Leadtools.MedicalViewer assembly)
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LoadRegion(String,Int32) Method






Leadtools.MedicalViewer Namespace > MedicalViewerMultiCell Class > LoadRegion Method : LoadRegion(String,Int32) Method
A string that contains the path to the file that contains the region(s) to load.
The zero-based index of the sub-cell that contains the image being loaded.
Loads regions from a file in the specified sub-cell image.
Syntax
public void LoadRegion(    string fileName,    int subCellIndex )
'Declaration   Public Overloads Sub LoadRegion( _    ByVal fileName As String, _    ByVal subCellIndex As Integer _ )
'Usage   Dim instance As MedicalViewerMultiCell Dim fileName As String Dim subCellIndex As Integer   instance.LoadRegion(fileName, subCellIndex)
public: void LoadRegion(    String^ fileName,    int subCellIndex )

Parameters

fileName
A string that contains the path to the file that contains the region(s) to load.
subCellIndex
The zero-based index of the sub-cell that contains the image being loaded.
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

MedicalViewerMultiCell Class
MedicalViewerMultiCell Members
Overload List

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