Interface for iterating over an array of vector field samples. More...

Inheritance diagram for QwtVectorFieldData:

Public Member Functions
	QwtVectorFieldData (const QVector< QwtVectorFieldSample > &=QVector< QwtVectorFieldSample >())

virtual QRectF	boundingRect () const override
	Calculate the bounding rectangle. More...

Public Member Functions inherited from QwtArraySeriesData< QwtVectorFieldSample >
	QwtArraySeriesData ()
	Constructor.

	QwtArraySeriesData (const QVector< QwtVectorFieldSample > &samples)

void	setSamples (const QVector< QwtVectorFieldSample > &samples)

const QVector< QwtVectorFieldSample >	samples () const

virtual size_t	size () const override

virtual QwtVectorFieldSample	sample (size_t index) const override

Public Member Functions inherited from QwtSeriesData< T >
	QwtSeriesData ()
	Constructor.

virtual	~QwtSeriesData ()
	Destructor.

virtual void	setRectOfInterest (const QRectF &rect)

Additional Inherited Members
Protected Attributes inherited from QwtArraySeriesData< QwtVectorFieldSample >
QVector< QwtVectorFieldSample >	m_samples
	Vector of samples.

Protected Attributes inherited from QwtSeriesData< T >
QRectF	cachedBoundingRect
	Can be used to cache a calculated bounding rectangle.

Detailed Description

Interface for iterating over an array of vector field samples.

Definition at line 249 of file qwt_series_data.h.

Constructor & Destructor Documentation

QwtVectorFieldData::QwtVectorFieldData ( const QVector< QwtVectorFieldSample > & samples = QVector< QwtVectorFieldSample >( ) )

Constructor

Parameters

samples Samples

Definition at line 327 of file qwt_series_data.cpp.

QRectF QwtVectorFieldData::boundingRect ( ) const

overridevirtual

Calculate the bounding rectangle.

The bounding rectangle is calculated once by iterating over all points and is stored for all following requests.

Definition at line 341 of file qwt_series_data.cpp.