Index: /trunk/BNC/src/rinex/polarplot.cpp
===================================================================
--- /trunk/BNC/src/rinex/polarplot.cpp	(revision 4313)
+++ /trunk/BNC/src/rinex/polarplot.cpp	(revision 4314)
@@ -91,22 +91,22 @@
   // Grids, Axes
   // -----------
-  _grid = new QwtPolarGrid();
-  _grid->setPen(QPen(Qt::black));
+  QwtPolarGrid* grid = new QwtPolarGrid();
+  grid->setPen(QPen(Qt::black));
   for ( int scaleId = 0; scaleId < QwtPolar::ScaleCount; scaleId++ ) {
-    _grid->showGrid(scaleId);
+    grid->showGrid(scaleId);
   }
 
-  _grid->setAxisPen(QwtPolar::AxisAzimuth, QPen(Qt::black));
+  grid->setAxisPen(QwtPolar::AxisAzimuth, QPen(Qt::black));
 
-  _grid->showAxis(QwtPolar::AxisAzimuth, true);
-  _grid->showAxis(QwtPolar::AxisTop,     true);
-  _grid->showAxis(QwtPolar::AxisBottom,  false);
-  _grid->showAxis(QwtPolar::AxisLeft,    false);
-  _grid->showAxis(QwtPolar::AxisRight,   false);
+  grid->showAxis(QwtPolar::AxisAzimuth, true);
+  grid->showAxis(QwtPolar::AxisTop,     true);
+  grid->showAxis(QwtPolar::AxisBottom,  false);
+  grid->showAxis(QwtPolar::AxisLeft,    false);
+  grid->showAxis(QwtPolar::AxisRight,   false);
 
-  _grid->showGrid(QwtPolar::Azimuth, true);
-  _grid->showGrid(QwtPolar::Radius,  true);
+  grid->showGrid(QwtPolar::Azimuth, true);
+  grid->showGrid(QwtPolar::Radius,  true);
 
-  _grid->attach( this );
+  grid->attach(this);
 
   // Curves
@@ -114,5 +114,4 @@
   QwtPolarCurve* curve = createCurve();
   curve->attach(this);
-  _curves << curve;
 
   // Legend
Index: /trunk/BNC/src/rinex/polarplot.h
===================================================================
--- /trunk/BNC/src/rinex/polarplot.h	(revision 4313)
+++ /trunk/BNC/src/rinex/polarplot.h	(revision 4314)
@@ -4,7 +4,5 @@
 
 #include <qwt_polar_plot.h>
-
-class QwtPolarGrid;
-class QwtPolarCurve;
+#include <qwt_polar_curve.h>
 
 class t_polarPlot: public QwtPolarPlot {
@@ -19,6 +17,4 @@
  private:
   QwtPolarCurve* createCurve() const;
-  QwtPolarGrid*           _grid;
-  QVector<QwtPolarCurve*> _curves;
 };