Translates the image position according to the provided X and Y values.
public void SetOffset(
int subCellIndex,
double x,
double y
)
Public Overloads Sub SetOffset( _
ByVal subCellIndex As Integer, _
ByVal x As Double, _
ByVal y As Double _
)
public:
void SetOffset(
int subCellIndex,
double x,
double y
)
subCellIndex
A zero-based index of the sub-cell that contains the image that will have its offset changed.
x
The x coordinates that represents the new position of the image.
y
The y coordinates that represents the new position of the image.
using Leadtools;
using Leadtools.Dicom;
using Leadtools.Medical3D;
using Leadtools.Codecs;
using Leadtools.MedicalViewer;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Core;
using Leadtools.ImageProcessing.Color;
using Leadtools.Annotations.Engine;
using Leadtools.Annotations.Designers;
class MedicalViewerWindowLevelAndOffsetForm : Form
{
private MedicalViewer _medicalViewer;
private MedicalViewerSeriesManager _seriesManager;
private int width;
private int center;
private double offsetX;
private double offsetY;
void MedicalViewerLocalizer_SizeChanged(object sender, EventArgs e)
{
_medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);
}
public MedicalViewerWindowLevelAndOffsetForm(MedicalViewerSeriesManager output)
{
DicomEngine.Startup();
RasterCodecs _codecs = new RasterCodecs();
this.SizeChanged += new EventHandler(MedicalViewerLocalizer_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);
_seriesManager = output;
MedicalViewerMultiCell cell = new MedicalViewerMultiCell(null, true, 1, 1);
int index;
int count = output.Stacks[0].Items.Count;
CodecsImageInfo codecsInformation;
MedicalViewerImageInformation[] imageInformation = new MedicalViewerImageInformation[count];
for (index = 0; index < count; index++)
{
codecsInformation = _codecs.GetInformation((string)(output.Stacks[0].Items[index].Data), true);
imageInformation[index] = new MedicalViewerImageInformation();
imageInformation[index].ImageHeight = codecsInformation.Width;
imageInformation[index].ImageWidth = codecsInformation.Width;
imageInformation[index].XResolution = codecsInformation.XResolution;
imageInformation[index].YResolution = codecsInformation.YResolution;
}
cell.FramesRequested += new EventHandler<MedicalViewerRequestedFramesInformationEventArgs>(cell_FramesRequested);
FormClosing += new FormClosingEventHandler(MedicalViewerLocalizer_FormClosing);
cell.EnableLowMemoryUsage(2, count, imageInformation);
cell.FitImageToCell = false;
// add some actions that will be used to change the properties of the images inside the control.
cell.AddAction(MedicalViewerActionType.WindowLevel);
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.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active);
cell.ReferenceLine.Enabled = true;
cell.ReferenceLine.Color = Color.Yellow;
cell.ShowCellBoundaries = true;
cell.CellMouseClick += new EventHandler<MedicalViewerCellMouseEventArgs>(cell_ResetCellMouseClick);
_medicalViewer.Cells.Add(cell);
// 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);
cell.PixelSpacing = output.Stacks[0].PixelSpacing;
for (index = 0; index < count; index++)
{
cell.SetImagePosition(index, output.Stacks[0].Items[index].ImagePosition, (index == count - 1));
}
cell.ImageOrientation = output.Stacks[0].Items[0].ImageOrientationArray;
cell.FrameOfReferenceUID = output.Stacks[0].Items[0].FrameOfReferenceUID;
cell.ScaleType = MedicalViewerScaleType.Dynamic;
cell.ActiveSubCell = cell.PageCount / 2;
width = cell.GetWindowLevelWidth(cell.ActiveSubCell);
center = cell.GetWindowLevelCenter(cell.ActiveSubCell);
Point2D point = cell.GetOffset(cell.ActiveSubCell);
offsetX = point.X;
offsetY = point.Y;
Controls.Add(_medicalViewer);
_medicalViewer.Dock = DockStyle.Fill;
DicomEngine.Shutdown();
}
void MedicalViewerLocalizer_FormClosing(object sender, FormClosingEventArgs e)
{
}
void cell_FramesRequested(object sender, MedicalViewerRequestedFramesInformationEventArgs e)
{
MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(sender);
RasterCodecs _codecs = new RasterCodecs();
int i;
RasterImage image;
string fileName;
if (e.RequestedFramesIndexes.Length > 0)
{
fileName = (string)(_seriesManager.Stacks[0].Items[e.RequestedFramesIndexes[0]].Data);
image = _codecs.Load(fileName);
}
else
return;
for (i = 1; i < e.RequestedFramesIndexes.Length; i++)
{
fileName = (string)(_seriesManager.Stacks[0].Items[e.RequestedFramesIndexes[i]].Data);
image.AddPage(_codecs.Load(fileName));
}
cell.SetRequestedImage(image, e.RequestedFramesIndexes, MedicalViewerSetImageOptions.Insert);
}
public MedicalViewer Viewer
{
get { return _medicalViewer; }
}
void cell_ResetCellMouseClick(object sender, MedicalViewerCellMouseEventArgs e)
{
if (e.Button == MouseButtons.Middle)
{
MedicalViewerMultiCell cell = ((MedicalViewerMultiCell)sender);
cell.SetWindowLevel(cell.ActiveSubCell, width, center);
cell.SetOffset(cell.ActiveSubCell, offsetX, offsetY);
}
}
}
MedicalViewerWindowLevelAndOffsetForm GetMedicalViewerWindowLevelAndOffsetForm()
{
MessageBox.Show("Left click to window level. \n right click to offset \n middle click to reset");
MedicalViewerSeriesManagerFrom form = new MedicalViewerSeriesManagerFrom();
MedicalViewerSeriesManager output = form.LoadJamesHead();
return new MedicalViewerWindowLevelAndOffsetForm(output);
}
// This example changes the default window level value by decrease the width by 100. Then resets the images based on the new value.
public void MedicalViewerWindowLevelAndOffsetExample()
{
MedicalViewerWindowLevelAndOffsetForm myForm = GetMedicalViewerWindowLevelAndOffsetForm();
MedicalViewer medicalViewer = myForm.Viewer;
myForm.ShowDialog();
}
Imports Leadtools
Imports Leadtools.Dicom
Imports Leadtools.Medical3D
Imports Leadtools.Codecs
Imports Leadtools.MedicalViewer
Imports Leadtools.Annotations.Engine
Imports Leadtools.Annotations.Designers
Imports Leadtools.ImageProcessing.Core
Private Class MedicalViewerWindowLevelAndOffsetForm : Inherits Form
Private _medicalViewer As MedicalViewer
Private _seriesManager As MedicalViewerSeriesManager
Private windowLevelWidth As Integer
Private windowLevelCenter As Integer
Private offsetX As Double
Private offsetY As Double
Private Sub MedicalViewer_SizeChanged(ByVal sender As Object, ByVal e As EventArgs)
_medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom)
End Sub
Public Sub New(ByVal output As MedicalViewerSeriesManager)
DicomEngine.Startup()
Dim _codecs As RasterCodecs = New RasterCodecs()
AddHandler SizeChanged, AddressOf MedicalViewer_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)
_seriesManager = output
Dim cell As MedicalViewerMultiCell = New MedicalViewerMultiCell(Nothing, True, 1, 1)
Dim index As Integer
Dim count As Integer = output.Stacks(0).Items.Count
Dim codecsInformation As CodecsImageInfo
Dim imageInformation As MedicalViewerImageInformation() = New MedicalViewerImageInformation(count - 1) {}
index = 0
Do While index < count
codecsInformation = _codecs.GetInformation(CStr(output.Stacks(0).Items(index).Data), True)
imageInformation(index) = New MedicalViewerImageInformation()
imageInformation(index).ImageHeight = codecsInformation.Width
imageInformation(index).ImageWidth = codecsInformation.Width
imageInformation(index).XResolution = codecsInformation.XResolution
imageInformation(index).YResolution = codecsInformation.YResolution
index += 1
Loop
AddHandler cell.FramesRequested, AddressOf cell_FramesRequested
AddHandler FormClosing, AddressOf MedicalViewerLocalizer_FormClosing
cell.EnableLowMemoryUsage(2, count, imageInformation)
cell.FitImageToCell = False
' add some actions that will be used to change the properties of the images inside the control.
cell.AddAction(MedicalViewerActionType.WindowLevel)
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.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active)
cell.ReferenceLine.Enabled = True
cell.ReferenceLine.Color = Color.Yellow
cell.ShowCellBoundaries = True
AddHandler cell.CellMouseClick, AddressOf cell_ResetCellMouseClick
_medicalViewer.Cells.Add(cell)
' 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)
cell.PixelSpacing = output.Stacks(0).PixelSpacing
index = 0
Do While index < count
cell.SetImagePosition(index, output.Stacks(0).Items(index).ImagePosition, (index = count - 1))
index += 1
Loop
cell.ImageOrientation = output.Stacks(0).Items(0).ImageOrientationArray
cell.FrameOfReferenceUID = output.Stacks(0).Items(0).FrameOfReferenceUID
cell.ScaleType = MedicalViewerScaleType.Dynamic
cell.ActiveSubCell = cell.PageCount \ 2
windowLevelWidth = cell.GetWindowLevelWidth(cell.ActiveSubCell)
windowLevelCenter = cell.GetWindowLevelCenter(cell.ActiveSubCell)
Dim point As Point2D = cell.GetOffset(cell.ActiveSubCell)
offsetX = point.X
offsetY = point.Y
Controls.Add(_medicalViewer)
_medicalViewer.Dock = DockStyle.Fill
DicomEngine.Shutdown()
End Sub
Private Sub MedicalViewerLocalizer_FormClosing(ByVal sender As Object, ByVal e As FormClosingEventArgs)
End Sub
Private Sub cell_FramesRequested(ByVal sender As Object, ByVal e As MedicalViewerRequestedFramesInformationEventArgs)
Dim cell As MedicalViewerMultiCell = CType(sender, MedicalViewerMultiCell)
Dim _codecs As RasterCodecs = New RasterCodecs()
Dim i As Integer
Dim image As RasterImage
Dim fileName As String
If e.RequestedFramesIndexes.Length > 0 Then
fileName = CStr(_seriesManager.Stacks(0).Items(e.RequestedFramesIndexes(0)).Data)
image = _codecs.Load(fileName)
Else
Return
End If
i = 1
Do While i < e.RequestedFramesIndexes.Length
fileName = CStr(_seriesManager.Stacks(0).Items(e.RequestedFramesIndexes(i)).Data)
image.AddPage(_codecs.Load(fileName))
i += 1
Loop
cell.SetRequestedImage(image, e.RequestedFramesIndexes, MedicalViewerSetImageOptions.Insert)
End Sub
Public ReadOnly Property Viewer() As MedicalViewer
Get
Return _medicalViewer
End Get
End Property
Private Sub cell_ResetCellMouseClick(ByVal sender As Object, ByVal e As MedicalViewerCellMouseEventArgs)
If e.Button = MouseButtons.Middle Then
Dim cell As MedicalViewerMultiCell = (CType(sender, MedicalViewerMultiCell))
cell.SetWindowLevel(cell.ActiveSubCell, windowLevelWidth, windowLevelCenter)
cell.SetOffset(cell.ActiveSubCell, offsetX, offsetY)
End If
End Sub
End Class
Private Function GetMedicalViewerWindowLevelAndOffsetForm() As MedicalViewerWindowLevelAndOffsetForm
MessageBox.Show("Left click to window level. " & Constants.vbLf & " right click to offset " & Constants.vbLf & " middle click to reset")
Dim form As MedicalViewerSeriesManagerFrom = New MedicalViewerSeriesManagerFrom()
Dim output As MedicalViewerSeriesManager = form.LoadJamesHead()
Return New MedicalViewerWindowLevelAndOffsetForm(output)
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 MedicalViewerWindowLevelAndOffsetExample()
Dim myForm As MedicalViewerWindowLevelAndOffsetForm = GetMedicalViewerWindowLevelAndOffsetForm()
Dim medicalViewer As MedicalViewer = myForm.Viewer
myForm.ShowDialog()
End Sub
Help Collections
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