QwtPointArrayData(3) | Qwt User's Guide | QwtPointArrayData(3) |
NAME¶
QwtPointArrayData - Interface for iterating over two QVector<double> objects.SYNOPSIS¶
#include <qwt_series_data.h> Inherits QwtSeriesData< QPointF >.Public Member Functions¶
QwtPointArrayData (const QVector< double > &x, const QVector< double > &y)
Detailed Description¶
Interface for iterating over two QVector<double> objects.Constructor & Destructor Documentation¶
QwtPointArrayData::QwtPointArrayData (const QVector< double > &x, const QVector< double > &y) Constructor¶
Parameters:x Array of x values
y Array of y values
See also:
QwtPlotCurve::setData(),
QwtPlotCurve::setSamples()
QwtPointArrayData::QwtPointArrayData (const double *x, const double *y, size_tsize) Constructor¶
Parameters:x Array of x values
y Array of y values
size Size of the x and y arrays
See also:
QwtPlotCurve::setData(),
QwtPlotCurve::setSamples()
Member Function Documentation¶
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. Returns:Bounding rectangle
QPointF QwtPointArrayData::sample (size_ti) const [virtual] Return the sample at position i¶
Parameters:i Index
Returns:
Sample at position i
size_t QwtPointArrayData::size () const [virtual] Returns:¶
Size of the data set
const QVector< double > & QwtPointArrayData::xData () const Returns:¶
Array of the x-values
const QVector< double > & QwtPointArrayData::yData () const Returns:¶
Array of the y-values
Author¶
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