1 files changed, 9 insertions, 0 deletions
diff --git a/gr-qtgui/lib/FrequencyDisplayPlot.h b/gr-qtgui/lib/FrequencyDisplayPlot.h
index a263fec2f..961f30168 100644
--- a/gr-qtgui/lib/FrequencyDisplayPlot.h
+++ b/gr-qtgui/lib/FrequencyDisplayPlot.h
@@ -39,6 +39,10 @@
 #include <qwt_symbol.h>
 #include <qtgui_util.h>
 
+#if QWT_VERSION >= 0x060000
+#include <qwt_compat.h>
+#endif
+
 class FrequencyDisplayPlot:public QwtPlot{
   Q_OBJECT
 
@@ -76,7 +80,11 @@ public slots:
   void SetLowerIntensityLevel(const double);
   void SetUpperIntensityLevel(const double);
 
+#if QWT_VERSION < 0x060000
   void OnPickerPointSelected(const QwtDoublePoint & p);
+#else
+  void OnPickerPointSelected(const QPointF & p);
+#endif
 
 signals:
   void plotPointSelected(const QPointF p);
@@ -107,6 +115,7 @@ private:
   QwtPlotMarker *_markerCF;
 
   QwtDblClickPlotPicker *_picker;
+  
   QwtPlotMagnifier *_magnifier;
   
   double* _dataPoints;