Interface for iterating over an array of intervals 更多...

类 QwtIntervalSeriesData 继承关系图:

Public 成员函数
	QwtIntervalSeriesData (const QVector< QwtIntervalSample > &=QVector< QwtIntervalSample >())
	Constructor

virtual QRectF	boundingRect () const override
	Calculate the bounding rectangle

Public 成员函数继承自 QwtArraySeriesData< QwtIntervalSample >
	QwtArraySeriesData ()
	Constructor

	QwtArraySeriesData (const QVector< QwtIntervalSample > &samples)
	Constructor

	QwtArraySeriesData (QVector< QwtIntervalSample > &&samples)

void	setSamples (const QVector< QwtIntervalSample > &samples)
	Assign an array of samples

void	setSamples (QVector< QwtIntervalSample > &&samples)

const QVector< QwtIntervalSample >	samples () const

virtual size_t	size () const override

virtual QwtIntervalSample	sample (size_t index) const override

Public 成员函数继承自 QwtSeriesData< T >
	QwtSeriesData ()
	Constructor

virtual	~QwtSeriesData ()
	Destructor

virtual void	setRectOfInterest (const QRectF &rect)
	Set a the "rect of interest"

额外继承的成员函数
Protected 属性继承自 QwtArraySeriesData< QwtIntervalSample >
QVector< QwtIntervalSample >	m_samples
	Vector of samples

Protected 属性继承自 QwtSeriesData< T >
QRectF	cachedBoundingRect
	Can be used to cache a calculated bounding rectangle

详细描述

Interface for iterating over an array of intervals

构造及析构函数说明

QwtIntervalSeriesData::QwtIntervalSeriesData ( const QVector< QwtIntervalSample > & samples = QVector< QwtIntervalSample >() )

Constructor

参数

samples Samples

QRectF QwtIntervalSeriesData::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.

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