comparison panned.h @ 133:aaeab914f2a3

* Better attempt at retaining current visible area when history scene changes; first cut at highlighting new items

 
 public:
     Panned();
     virtual ~Panned() { }
 
+    virtual void setScene(QGraphicsScene *s);
+
 signals:
     void pannedRectChanged(QRectF);
     void wheelEventReceived(QWheelEvent *);
     void pannedContentsScrolled();
     void mouseLeaves();