Qwt User's Guide
QwtTradingChartData Class Reference

#include <qwt_series_data.h>

Inheritance diagram for QwtTradingChartData:

Public Member Functions

 QwtTradingChartData (const QVector< QwtOHLCSample > &=QVector< QwtOHLCSample >())
virtual QRectF boundingRect () const
 Calculate the 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:
samplesSamples

Member Function Documentation

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.

Returns:
Bounding rectangle

Implements QwtSeriesData< QwtOHLCSample >.

List of all members.

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