For a complete example on how to use annotation draw and edit designers, refer to AnnDesigner This example initializes a new designer to draw freehand polylines with spaces set to 2

Visual Basic

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Public Function AnnFreehandDrawDesigner_AnnFreehandDrawDesigner(ByVal viewer As BitmapSourceViewer, ByVal container As AnnContainer) As AnnFreehandDrawDesigner   ' start a new freehand draw designer   Dim freehandDrawDesigner As AnnFreehandDrawDesigner = New AnnFreehandDrawDesigner(container)   ' set up the object template (a 2 pixels-wide polyline)   Dim polylineObject As AnnPolylineObject = New AnnPolylineObject()   polylineObject.Stroke = Brushes.Red   polylineObject.StrokeThickness = 2.0   ' set up the spacing of the freehand designer   freehandDrawDesigner.Spacing = 2   ' initialize the rest of the designer   freehandDrawDesigner.ObjectTemplate = polylineObject   freehandDrawDesigner.IsClipCursor = True   Return freehandDrawDesigner End Function

C#

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public AnnFreehandDrawDesigner AnnFreehandDrawDesigner_AnnFreehandDrawDesigner(BitmapSourceViewer viewer, AnnContainer container)  {     // start a new freehand draw designer     AnnFreehandDrawDesigner freehandDrawDesigner = new AnnFreehandDrawDesigner(container);     // set up the object template (a 2 pixels-wide polyline)     AnnPolylineObject polylineObject = new AnnPolylineObject();     polylineObject.Stroke = Brushes.Red;     polylineObject.StrokeThickness = 2.0;       // set up the spacing of the freehand designer     freehandDrawDesigner.Spacing = 2;       // initialize the rest of the designer     freehandDrawDesigner.ObjectTemplate = polylineObject;     freehandDrawDesigner.IsClipCursor = true;       return freehandDrawDesigner;  }

System.Object
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         System.Windows.Media.Visual
            System.Windows.UIElement
               System.Windows.FrameworkElement
                  System.Windows.Documents.Adorner
                     Leadtools.Windows.Annotations.AnnDesigner
                        Leadtools.Windows.Annotations.AnnDrawDesigner
                           Leadtools.Windows.Annotations.AnnFreehandDrawDesigner

Target Platforms: Microsoft .NET Framework 3.0, Windows XP, Windows Vista, and Windows Server 2003 family

Reference