Leadtools.MedicalViewer Namespace > MedicalViewerBaseCell Class : StartDrawingAnnotation Event |
public event EventHandler<MedicalViewerDrawingAnnotationsEventArgs> StartDrawingAnnotation
'Declaration Public Event StartDrawingAnnotation As EventHandler(Of MedicalViewerDrawingAnnotationsEventArgs)
'Usage Dim instance As MedicalViewerBaseCell Dim handler As EventHandler(Of MedicalViewerDrawingAnnotationsEventArgs) AddHandler instance.StartDrawingAnnotation, handler
public event EventHandler<MedicalViewerDrawingAnnotationsEventArgs> StartDrawingAnnotation
add_StartDrawingAnnotation(function(sender, e)) remove_StartDrawingAnnotation(function(sender, e))
public: event EventHandler<MedicalViewerDrawingAnnotationsEventArgs^>^ StartDrawingAnnotation
The event handler receives an argument of type MedicalViewerDrawingAnnotationsEventArgs containing data related to this event. The following MedicalViewerDrawingAnnotationsEventArgs properties provide information specific to this event.
Property | Description |
---|---|
Container | Gets the annotation container that contains the annotation object to be created. |
Object | Gets the object that is being created. |
SubCellIndex | Gets the sub-cell index of the cell that contains the container of the object that is being created. |
Type | Gets the enumeration value that determines the type of the object being created. |
' This example makes the color of each newly created object blue. Private Class MedicalViewerStartDrawingAnnotationForm : Inherits Form Private _medicalViewer As MedicalViewer Private _image As RasterImage 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() 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) ' 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) AddHandler cell.StartDrawingAnnotation, AddressOf cell_StartDrawingAnnotation cell.AddAction(MedicalViewerActionType.AnnotationRectangle) 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.AnnotationRectangle, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active) cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active) cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active) Controls.Add(_medicalViewer) _medicalViewer.Dock = DockStyle.Fill DicomEngine.Shutdown() End Sub Private Sub cell_StartDrawingAnnotation(ByVal sender As Object, ByVal e As MedicalViewerDrawingAnnotationsEventArgs) e.Object.Brush = New AnnSolidBrush(Color.Red) End Sub Private Sub MedicalViewerLocalizer_FormClosing(ByVal sender As Object, ByVal e As FormClosingEventArgs) End Sub Public ReadOnly Property Viewer() As MedicalViewer Get Return _medicalViewer End Get End Property End Class Private Function GetMedicalViewerStartDrawingAnnotationForm() As MedicalViewerStartDrawingAnnotationForm Dim form As MedicalViewerSeriesManagerFrom = New MedicalViewerSeriesManagerFrom() Return New MedicalViewerStartDrawingAnnotationForm() 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 MedicalViewerStartDrawingAnnotationExample() Dim myForm As MedicalViewerStartDrawingAnnotationForm = GetMedicalViewerStartDrawingAnnotationForm() Dim medicalViewer As MedicalViewer = myForm.Viewer myForm.ShowDialog() End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class
// This example makes the color of each newly created object blue. class MedicalViewerStartDrawingAnnotationForm : Form { private MedicalViewer _medicalViewer; private RasterImage _image; void MedicalViewerLocalizer_SizeChanged(object sender, EventArgs e) { _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom); } public MedicalViewerStartDrawingAnnotationForm() { 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); // 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); cell.StartDrawingAnnotation += new EventHandler<MedicalViewerDrawingAnnotationsEventArgs>(cell_StartDrawingAnnotation); cell.AddAction(MedicalViewerActionType.AnnotationRectangle); 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.AnnotationRectangle, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active); cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active); cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active); Controls.Add(_medicalViewer); _medicalViewer.Dock = DockStyle.Fill; DicomEngine.Shutdown(); } void cell_StartDrawingAnnotation(object sender, MedicalViewerDrawingAnnotationsEventArgs e) { e.Object.Brush = new AnnSolidBrush(Color.Red); } void MedicalViewerLocalizer_FormClosing(object sender, FormClosingEventArgs e) { } public MedicalViewer Viewer { get { return _medicalViewer; } } } MedicalViewerStartDrawingAnnotationForm GetMedicalViewerStartDrawingAnnotationForm() { MedicalViewerSeriesManagerFrom form = new MedicalViewerSeriesManagerFrom(); return new MedicalViewerStartDrawingAnnotationForm(); } // 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 MedicalViewerStartDrawingAnnotationExample() { MedicalViewerStartDrawingAnnotationForm myForm = GetMedicalViewerStartDrawingAnnotationForm(); MedicalViewer medicalViewer = myForm.Viewer; myForm.ShowDialog(); } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; }
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