All Classes Functions Variables Typedefs Enumerations Enumerator Pages
qwt_matrix_raster_data.h
/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
#ifndef QWT_MATRIX_RASTER_DATA_H
#define QWT_MATRIX_RASTER_DATA_H 1
#include "qwt_global.h"
#include "qwt_raster_data.h"
#include <qvector.h>
class QWT_EXPORT QwtMatrixRasterData: public QwtRasterData
{
public:
enum ResampleMode
{
NearestNeighbour,
BilinearInterpolation
};
QwtMatrixRasterData();
virtual ~QwtMatrixRasterData();
void setResampleMode(ResampleMode mode);
ResampleMode resampleMode() const;
virtual void setInterval( Qt::Axis, const QwtInterval & );
void setValueMatrix( const QVector<double> &values, int numColumns );
const QVector<double> valueMatrix() const;
void setValue( int row, int col, double value );
int numColumns() const;
int numRows() const;
virtual QRectF pixelHint( const QRectF & ) const;
virtual double value( double x, double y ) const;
private:
void update();
class PrivateData;
PrivateData *d_data;
};
#endif