QwtPointArrayData Class Reference

#include <qwt_series_data.h>

Inheritance diagram for QwtPointArrayData:

[legend]

List of all members.

Public Member Functions
	QwtPointArrayData (const QwtArray< double > &x, const QwtArray< double > &y)
	QwtPointArrayData (const double *x, const double *y, size_t size)
QwtPointArrayData &	operator= (const QwtPointArrayData &)
virtual QwtSeriesData < QwtDoublePoint > *	copy () const
virtual QwtDoubleRect	boundingRect () const
virtual size_t	size () const
virtual QwtDoublePoint	sample (size_t i) const
const QwtArray< double > &	xData () const
const QwtArray< double > &	yData () const

---

Detailed Description

Interface for iterating over two QwtArray<double> objects.

---

Constructor & Destructor Documentation

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

Constructor

Parameters:

	x	Array of x values
	y	Array of y values

See also:

QwtPlotCurve::setData()

QwtPointArrayData::QwtPointArrayData	(	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 QwtPointArrayData::boundingRect

(

)

const [virtual]

Calculate the bounding rect.

This implementation iterates over all points.

Returns:

Bounding rectangle

Implements QwtSeriesData< QwtDoublePoint >.

QwtSeriesData< QwtDoublePoint > * QwtPointArrayData::copy

(

)

const [virtual]

Returns:

Pointer to a copy (virtual copy constructor)

Implements QwtSeriesData< QwtDoublePoint >.

QwtPointArrayData & QwtPointArrayData::operator=

(

const QwtPointArrayData &

data

)

Assignment.

QwtDoublePoint QwtPointArrayData::sample

(

size_t

i

)

const [virtual]

Return the sample at position i

Parameters:

i

Index

Returns:

Sample at position i

Implements QwtSeriesData< QwtDoublePoint >.

size_t QwtPointArrayData::size

(

)

const [virtual]

Returns:

Size of the data set

Implements QwtSeriesData< QwtDoublePoint >.

const QwtArray< double > & QwtPointArrayData::xData

(

)

const

Returns:

Array of the x-values

const QwtArray< double > & QwtPointArrayData::yData

(

)

const

Returns:

Array of the y-values