QwtPolygonFData (3) - Linux Man Pages

QwtPolygonFData: Data class containing a single QwtArray<QwtDoublePoint> object.

NAME

QwtPolygonFData - Data class containing a single QwtArray<QwtDoublePoint> object.

SYNOPSIS


#include <qwt_data.h>

Inherits QwtData.

Public Member Functions


QwtPolygonFData (const QPolygonF &)

QwtPolygonFData & operator= (const QwtPolygonFData &)

virtual QwtData * copy () const

virtual size_t size () const

virtual double x (size_t i) const

virtual double y (size_t i) const

const QPolygonF & data () const

Detailed Description

Data class containing a single QwtArray<QwtDoublePoint> object.

Constructor & Destructor Documentation

QwtPolygonFData::QwtPolygonFData (const QPolygonF & polygon)

Constructor

Parameters:

polygon Polygon data

See also:

QwtPlotCurve::setData()

Member Function Documentation

QwtData * QwtPolygonFData::copy () const [virtual]

Returns:

Pointer to a copy (virtual copy constructor)

Implements QwtData.

const QPolygonF & QwtPolygonFData::data () const

Returns:

Point array

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

Assignment.

size_t QwtPolygonFData::size () const [virtual]

Returns:

Size of the data set

Implements QwtData.

double QwtPolygonFData::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.

double QwtPolygonFData::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.

Author

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