fix some on properties and signal connection

src/Vtk/vtkObjectsContext.cpp

@@ -2,6 +2,7 @@
 #include "Vtk/Math/vtkContainerBox.h"
 #include "Vtk/Math/vtkCylinder.h"
 #include "Vtk/Math/vtkAssembly.h"
+#include "Vtk/Math/vtkVoxImage.h"
 #include "HEP/Detectors/vtkDetectorChamber.h"
 
 #include <vtkAssembly.h>
@@ -116,6 +117,8 @@ Puppet* vtkObjectsContext::CreatePuppet(uLib::Object* obj) {
     return new vtkDetectorChamber(static_cast<uLib::DetectorChamber*>(obj));
   } else if (std::strcmp(className, "Cylinder") == 0) {
     return new vtkCylinder(static_cast<uLib::Cylinder*>(obj));
+  } else if (std::strcmp(className, "VoxImage") == 0) {
+    return new vtkVoxImage(*static_cast<uLib::Abstract::VoxImage*>(obj));
   } else if (std::strcmp(className, "Assembly") == 0) {
     return new Assembly(static_cast<uLib::Assembly*>(obj));
   }