cleanup

GUI/Model/Item/RectangularDetectorItem.cpp

@@ -109,10 +109,8 @@ void RectangularDetectorItem::serialize(Serializer& s)
     s.rw(m_v0);
     s.rw(m_distance);
 
-    if (s.isReading()) {
-        m_detectorAlignment = static_cast<RectangularDetector::EDetectorArrangement>(alignment);
-        updateTooltips();
-    }
+    if (s.isReading())
+        setDetectorAlignment(static_cast<RectangularDetector::EDetectorArrangement>(alignment));
 }
 
 void RectangularDetectorItem::setDetectorAlignment(