Leadtools.MedicalViewer Namespace > MedicalViewerMultiCell Class > SetOffset Method : SetOffset(Int32,Double,Double) Method |
'Declaration Public Overloads Sub SetOffset( _ ByVal subCellIndex As Integer, _ ByVal x As Double, _ ByVal y As Double _ )
'Usage Dim instance As MedicalViewerMultiCell Dim subCellIndex As Integer Dim x As Double Dim y As Double instance.SetOffset(subCellIndex, x, y)
function Leadtools.MedicalViewer.MedicalViewerMultiCell.SetOffset(Int32,Double,Double)( subCellIndex , x , y )
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. Public Sub MedicalViewerWindowLevelAndOffsetExample() Dim myForm As MedicalViewerWindowLevelAndOffsetForm = GetMedicalViewerWindowLevelAndOffsetForm() Dim medicalViewer As MedicalViewer = myForm.Viewer myForm.ShowDialog() End Sub
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(); }
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