OverlayItem inherit NamedItem

GUI/Model/Mask/OverlayItem.h

@@ -15,11 +15,12 @@
 #ifndef BORNAGAIN_GUI_MODEL_MASK_OVERLAYITEM_H
 #define BORNAGAIN_GUI_MODEL_MASK_OVERLAYITEM_H
 
+#include "GUI/Model/Type/NamedItem.h"
 #include <QObject>
 
 //! Something to be shown as overlay in a graphics scene. Base class for point and mask items.
 
-class OverlayItem : public QObject {
+class OverlayItem : public QObject, public NamedItem {
     Q_OBJECT
 public:
     explicit OverlayItem();