source: ntrip/trunk/BNC/src/rinex/polarplot.h@ 4320

#ifndef POLARPLOT_H
#define POLARPLOT_H

#include <qwt_polar_plot.h>
#include <qwt_polar_curve.h>

//
//////////////////////////////////////////////////////////////////////////////
class t_polarCurve : public QwtPolarCurve {
 public:
  t_polarCurve();
  virtual ~t_polarCurve();
 protected:
   virtual void drawSymbols (QPainter* painter, const QwtSymbol& symbol, 
                             const QwtScaleMap& azimuthMap, 
                             const QwtScaleMap& radialMap, 
                             const QPointF& pole, int from, int to) const;
};

//
//////////////////////////////////////////////////////////////////////////////
class t_polarPoint : public QwtPointPolar {
 public:
 t_polarPoint(double azimuth, double zenith) : QwtPointPolar(azimuth, zenith) {}
  ~t_polarPoint() {}
  double zz; // the third coordinate
};

//
//////////////////////////////////////////////////////////////////////////////
class t_polarData: public QwtSeriesData<t_polarPoint> {
 public:
  t_polarData(size_t size);
  virtual t_polarPoint sample(size_t ii) const;
  virtual size_t size() const {return _size;}
  virtual QRectF boundingRect() const;
 protected:
  QwtInterval _zenithInterval;
  QwtInterval _azimuthInterval;
  size_t      _size;
};

//
//////////////////////////////////////////////////////////////////////////////
class t_polarPlot: public QwtPolarPlot {
 Q_OBJECT

 public:
  t_polarPlot(QWidget* = 0);
  ~t_polarPlot();

 public slots:

 private:
  t_polarCurve* createCurve() const;
};

#endif