DOKK / manpages / debian 10 / libqwt5-doc / QwtPolygonFData.3.en
QwtPolygonFData(3) Qwt User's Guide QwtPolygonFData(3)

QwtPolygonFData -

#include <qwt_data.h>

Inherits QwtData.


QwtPolygonFData (const QPolygonF &)
virtual QwtData * copy () const
const QPolygonF & data () const
QwtPolygonFData & operator= (const QwtPolygonFData &)
virtual size_t size () const
virtual double x (size_t i) const
virtual double y (size_t i) const

Data class containing a single QwtArray<QwtDoublePoint> object.

Constructor

Parameters:

polygon Polygon data

See also:

QwtPlotCurve::setData()

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

Returns:

Pointer to a copy (virtual copy constructor)

Implements QwtData.

Returns:

Point array

Returns:

Size of the data set

Implements QwtData.

Return the x value of data point i

Parameters:

i Index

Returns:

x X value of data point i

Implements QwtData.

Return the y value of data point i

Parameters:

i Index

Returns:

y Y value of data point i

Implements QwtData.

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Tue Nov 20 2012 Version 5.2.3