Interface for iterating over two QVector<double> objects. More...
#include <qwt_series_data.h>
Public Member Functions | |
QwtPointArrayData (const QVector< double > &x, const QVector< double > &y) | |
QwtPointArrayData (const double *x, const double *y, size_t size) | |
virtual QRectF | boundingRect () const |
virtual size_t | size () const |
virtual QPointF | sample (size_t i) const |
const QVector< double > & | xData () const |
const QVector< double > & | yData () const |
Interface for iterating over two QVector<double> objects.
QwtPointArrayData::QwtPointArrayData | ( | const QVector< double > & | x, | |
const QVector< double > & | y | |||
) |
Constructor
x | Array of x values | |
y | Array of y values |
QwtPointArrayData::QwtPointArrayData | ( | const double * | x, | |
const double * | y, | |||
size_t | size | |||
) |
Constructor
x | Array of x values | |
y | Array of y values | |
size | Size of the x and y arrays |
QRectF QwtPointArrayData::boundingRect | ( | ) | const [virtual] |
Calculate the bounding rect.
The bounding rectangle is calculated once by iterating over all points and is stored for all following requests.
Implements QwtSeriesData< QPointF >.
QPointF QwtPointArrayData::sample | ( | size_t | i | ) | const [virtual] |
Return the sample at position i
i | Index |
Implements QwtSeriesData< QPointF >.
size_t QwtPointArrayData::size | ( | ) | const [virtual] |
Implements QwtSeriesData< QPointF >.
const QVector< double > & QwtPointArrayData::xData | ( | ) | const |
const QVector< double > & QwtPointArrayData::yData | ( | ) | const |