9 #ifndef QWT_POLAR_SPECTROGRAM_H 
   10 #define QWT_POLAR_SPECTROGRAM_H 
   12 #include "qwt_polar_global.h" 
   13 #include "qwt_polar_item.h" 
   44         ApproximatedAtan = 0x01
 
   53     void setData( QwtRasterData *data );
 
   54     const QwtRasterData *data() 
const;
 
   56     void setColorMap( QwtColorMap * );
 
   57     const QwtColorMap *colorMap() 
const;
 
   62     virtual int rtti() 
const;
 
   64     virtual void draw( QPainter *painter,
 
   65         const QwtScaleMap &azimuthMap, 
const QwtScaleMap &radialMap,
 
   66         const QPointF &pole, 
double radius,
 
   67         const QRectF &canvasRect ) 
const;
 
   72     virtual QImage renderImage(
 
   73         const QwtScaleMap &azimuthMap, 
const QwtScaleMap &radialMap,
 
   74         const QPointF &pole, 
const QRect &rect ) 
const;
 
   76     virtual void renderTile(
 
   77         const QwtScaleMap &azimuthMap, 
const QwtScaleMap &radialMap,
 
   78         const QPointF &pole, 
const QPoint &imagePos,
 
   79         const QRect &tile, QImage *image ) 
const;
 
   83     void renderTile( 
const QwtScaleMap &, 
const QwtScaleMap &,
 
   84         const QPointF &pole, TileInfo * ) 
const;
 
virtual void draw(QPainter *painter, const QwtScaleMap &azimuthMap, const QwtScaleMap &radialMap, const QPointF &pole, double radius, const QRectF &canvasRect) const =0
Draw the item. 
Base class for items on a polar plot. 
Definition: qwt_polar_item.h:37
virtual QwtInterval boundingInterval(int scaleId) const 
Definition: qwt_polar_item.cpp:382
An item, which displays a spectrogram. 
Definition: qwt_polar_spectrogram.h:28
PaintAttribute
Definition: qwt_polar_spectrogram.h:37
QFlags< PaintAttribute > PaintAttributes
Paint attributes. 
Definition: qwt_polar_spectrogram.h:48
virtual int rtti() const 
Definition: qwt_polar_item.cpp:113