comparison layer/Layer.h @ 272:87e4c880b4c8

* highlight the nearest measurement rect
* fix rewind during playback

                                      std::vector<QRect> &) const {
         return false;
     }
     virtual void paintCrosshairs(View *, QPainter &, QPoint) const { }
 
-    virtual void paintMeasurementRects(View *, QPainter &) const;
+    virtual void paintMeasurementRects(View *, QPainter &,
+                                       bool showFocus, QPoint focusPoint) const;
+
+    virtual bool nearestMeasurementRectChanged(View *, QPoint prev,
+                                               QPoint now) const;
 
     virtual QString getFeatureDescription(View *, QPoint &) const {
 	return "";
     }
 

 
     typedef std::set<MeasureRect> MeasureRectSet;
     MeasureRectSet m_measureRects;
     MeasureRect m_draggingRect;
     bool m_haveDraggingRect;
+   
+    // Note that pixrects are only correct for a single view.
+    // So we should update them at the start of the paint procedure
+    // (painting is single threaded) and only use them after that.
+    void updateMeasurementPixrects(View *v) const;
+
+    // This assumes updateMeasurementPixrects has been called
+    MeasureRectSet::const_iterator findFocusedMeasureRect(QPoint) const;
 
     void paintMeasurementRect(View *v, QPainter &paint,
                               const MeasureRect &r, bool focus) const;
 
 private: