QwtArrayData Class Reference

Data class containing two QwtArray<double> objects. More...

#include <qwt_data.h>

Inheritance diagram for QwtArrayData:
Inheritance graph
[legend]

List of all members.

Public Member Functions

 QwtArrayData (const QwtArray< double > &x, const QwtArray< double > &y)
 QwtArrayData (const double *x, const double *y, size_t size)
QwtArrayDataoperator= (const QwtArrayData &)
virtual QwtDatacopy () const
virtual size_t size () const
virtual double x (size_t i) const
virtual double y (size_t i) const
const QwtArray< double > & xData () const
const QwtArray< double > & yData () const
virtual QwtDoubleRect boundingRect () const

Detailed Description

Data class containing two QwtArray<double> objects.


Constructor & Destructor Documentation

QwtArrayData::QwtArrayData ( const QwtArray< double > &  x,
const QwtArray< double > &  y 
)

Constructor

Parameters:
x Array of x values
y Array of y values
See also:
QwtPlotCurve::setData()
QwtArrayData::QwtArrayData ( const double *  x,
const double *  y,
size_t  size 
)

Constructor

Parameters:
x Array of x values
y Array of y values
size Size of the x and y arrays
See also:
QwtPlotCurve::setData()

Member Function Documentation

QwtDoubleRect QwtArrayData::boundingRect (  )  const [virtual]

Returns the bounding rectangle of the data. If there is no bounding rect, like for empty data the rectangle is invalid: QwtDoubleRect::isValid() == false

Reimplemented from QwtData.

QwtData * QwtArrayData::copy (  )  const [virtual]
Returns:
Pointer to a copy (virtual copy constructor)

Implements QwtData.

QwtArrayData & QwtArrayData::operator= ( const QwtArrayData data  ) 

Assignment.

size_t QwtArrayData::size (  )  const [virtual]
Returns:
Size of the data set

Implements QwtData.

double QwtArrayData::x ( size_t  i  )  const [virtual]

Return the x value of data point i

Parameters:
i Index
Returns:
x X value of data point i

Implements QwtData.

const QwtArray< double > & QwtArrayData::xData (  )  const
Returns:
Array of the x-values
double QwtArrayData::y ( size_t  i  )  const [virtual]

Return the y value of data point i

Parameters:
i Index
Returns:
y Y value of data point i

Implements QwtData.

const QwtArray< double > & QwtArrayData::yData (  )  const
Returns:
Array of the y-values
Generated on Sun Apr 11 11:55:21 2010 for Qwt User's Guide by  doxygen 1.6.3