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00009 #ifndef QWT_POLAR_SPECTROGRAM_H
00010 #define QWT_POLAR_SPECTROGRAM_H
00011
00012 #include "qwt_polar_global.h"
00013 #include "qwt_polar_item.h"
00014 #include <qimage.h>
00015
00016 class QwtRasterData;
00017 class QwtColorMap;
00018
00028 class QWT_POLAR_EXPORT QwtPolarSpectrogram: public QwtPolarItem
00029 {
00030 public:
00031 explicit QwtPolarSpectrogram();
00032 virtual ~QwtPolarSpectrogram();
00033
00034 void setData(const QwtRasterData &data);
00035 const QwtRasterData &data() const;
00036
00037 void setColorMap(const QwtColorMap &);
00038 const QwtColorMap &colorMap() const;
00039
00040 virtual int rtti() const;
00041
00042 virtual void draw(QPainter *painter,
00043 const QwtScaleMap &azimuthMap, const QwtScaleMap &radialMap,
00044 const QwtDoublePoint &pole, double radius,
00045 const QwtDoubleRect &canvasRect) const;
00046
00047 virtual QwtDoubleInterval boundingInterval(int scaleId) const;
00048
00049 protected:
00050 virtual QImage renderImage(
00051 const QwtScaleMap &azimuthMap, const QwtScaleMap &radialMap,
00052 const QwtDoublePoint &pole, const QRect &rect) const;
00053
00054 private:
00055 class PrivateData;
00056 PrivateData *d_data;
00057 };
00058
00059 #endif