added gizmo but not yet working

src/Vtk/HEP/Detectors/vtkDetectorChamber.h

@@ -36,11 +36,11 @@
 #include "Vtk/uLibVtkInterface.h"
 #include "Vtk/vtkContainerBox.h"
 
-class vtkBoxWidget;
-
 namespace uLib {
 namespace Vtk {
 
+class vtkHandlerWidget;
+
 class vtkDetectorChamber : public vtkContainerBox {
   typedef DetectorChamber Content;
 
@@ -80,7 +80,7 @@ private:
     uLib::Vtk::vtkDetectorChamber *chamber;
   };
 
-  vtkBoxWidget *m_Widget;
+  vtkHandlerWidget *m_Widget;
   vtkWidgetCallback *m_Callback;
   vtkSelectionCallback *m_PickerCallback;
 };