QwtTradingChartData - Man Page


#include <qwt_series_data.h>

Inherits QwtArraySeriesData< QwtOHLCSample >.

Public Member Functions

QwtTradingChartData (const QVector< QwtOHLCSample > &=QVector< QwtOHLCSample >())
virtual QRectF boundingRect () const override
Calculate the bounding rectangle.

Additional Inherited Members

Detailed Description

Interface for iterating over an array of OHLC samples

Definition at line 261 of file qwt_series_data.h.

Constructor & Destructor Documentation

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



samples Samples

Definition at line 378 of file qwt_series_data.cpp.

Member Function Documentation

QRectF QwtTradingChartData::boundingRect () const [override], [virtual]

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


Bounding rectangle

Implements QwtSeriesData< T >.

Definition at line 391 of file qwt_series_data.cpp.


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Sun Jul 18 2021 Version 6.2.0 Qwt User's Guide