44        ApproximatedAtan = 0x01
 
 
   61    virtual int rtti() const QWT_OVERRIDE;
 
   63    virtual 
void draw( QPainter* painter,
 
   65        const QPointF& pole, 
double radius,
 
   66        const QRectF& canvasRect ) const QWT_OVERRIDE;
 
   68    virtual 
QwtInterval boundingInterval( 
int scaleId ) const QWT_OVERRIDE;
 
   71    virtual QImage renderImage(
 
   73        const QPointF& pole, const QRect& rect ) const;
 
   75    virtual 
void renderTile(
 
   77        const QPointF& pole, const QPoint& imagePos,
 
   78        const QRect& tile, QImage* image ) const;
 
   83        const QPointF& pole, TileInfo* ) const;