10 #ifndef QWT_MATRIX_RASTER_DATA_H 
   11 #define QWT_MATRIX_RASTER_DATA_H 
   13 #include "qwt_global.h" 
   14 #include "qwt_raster_data.h" 
   16 #if QT_VERSION < 0x060000 
   17 template< 
typename T > 
class QVector;
 
   59     void setResampleMode(ResampleMode mode);
 
   60     ResampleMode resampleMode() 
const;
 
   68     void setValue( 
int row, 
int col, 
double value );
 
   70     int numColumns() 
const;
 
   73     virtual QRectF 
pixelHint( 
const QRectF& ) 
const QWT_OVERRIDE;
 
   75     virtual double value( 
double x, 
double y ) 
const QWT_OVERRIDE;
 
A class representing an interval.
A class representing a matrix of values as raster data.
ResampleMode
Resampling algorithm The default setting is NearestNeighbour;.
QwtRasterData defines an interface to any type of raster data.
virtual QRectF pixelHint(const QRectF &) const
Pixel hint.
virtual double value(double x, double y) const =0
virtual QwtInterval interval(Qt::Axis) const =0