Interface for iterating over an array of OHLC samples. More...

Inheritance diagram for QwtTradingChartData:

Public Member Functions
	QwtTradingChartData (const QVector< QwtOHLCSample > &=QVector< QwtOHLCSample >())
	Constructor.

virtual QRectF	boundingRect () const QWT_OVERRIDE
	Calculate the bounding rectangle.

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

	QwtArraySeriesData (const QVector< QwtOHLCSample > &samples)
	Constructor.

	QwtArraySeriesData (QVector< QwtOHLCSample > &&samples)

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

void	setSamples (QVector< QwtOHLCSample > &&samples)

const QVector< QwtOHLCSample >	samples () const

virtual size_t	size () const QWT_OVERRIDE

virtual QwtOHLCSample	sample (size_t index) const QWT_OVERRIDE

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

virtual	~QwtSeriesData ()
	Destructor.

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

Additional Inherited Members
Protected Attributes inherited from QwtArraySeriesData< QwtOHLCSample >
QVector< QwtOHLCSample >	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 OHLC samples.

Constructor & Destructor Documentation

QwtTradingChartData::QwtTradingChartData ( const QVector< QwtOHLCSample > & samples = QVector< QwtOHLCSample >() )

Constructor.

Parameters

samples Samples

QRectF QwtTradingChartData::boundingRect ( ) const

virtual

Calculate the bounding rectangle.

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

The documentation for this class was generated from the following files: