|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.digia.com
|
|
|
**
|
|
|
** This file is part of the Qt Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial License Agreement provided with the
|
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
|
** a written agreement between you and Digia.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.digia.com
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#include "qlineseries.h"
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
/*!
|
|
|
\class QLineSeries
|
|
|
\brief The QLineSeries class is used for making line charts.
|
|
|
|
|
|
\mainclass
|
|
|
|
|
|
A line chart is used to show information as a series of data points
|
|
|
connected by straight lines.
|
|
|
|
|
|
\image linechart.png
|
|
|
|
|
|
Creating basic line chart is simple:
|
|
|
\code
|
|
|
QLineSeries* series = new QLineSeries();
|
|
|
series->add(0, 6);
|
|
|
series->add(2, 4);
|
|
|
...
|
|
|
chartView->addSeries(series);
|
|
|
\endcode
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\fn virtual QSeriesType QLineSeries::type() const
|
|
|
\brief Returns type of series.
|
|
|
\sa QSeries, QSeriesType
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\fn bool QLineSeries::pointsVisible() const
|
|
|
\brief Returns if the points are drawn for this series.
|
|
|
\sa setPointsVisible()
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\fn QPen QLineSeries::linePen() const
|
|
|
\brief Returns the pen used to draw line connecting points.
|
|
|
\sa setPen()
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
Constructs empty series object which is a child of \a parent.
|
|
|
When series object is added to QChartView or QChart instance ownerships is transfered.
|
|
|
*/
|
|
|
QLineSeries::QLineSeries(QObject *parent) : QXYSeries(parent),
|
|
|
m_pointsVisible(false)
|
|
|
{
|
|
|
|
|
|
}
|
|
|
/*!
|
|
|
Destroys the object. Series added to QChartView or QChart instances are owned by those,
|
|
|
and are deleted when mentioned object are destroyed.
|
|
|
*/
|
|
|
QLineSeries::~QLineSeries()
|
|
|
{
|
|
|
}
|
|
|
|
|
|
/*!
|
|
|
Sets if data points are \a visible and should be drawn on line.
|
|
|
*/
|
|
|
void QLineSeries::setPointsVisible(bool visible)
|
|
|
{
|
|
|
if (m_pointsVisible != visible){
|
|
|
m_pointsVisible = visible;
|
|
|
emit QXYSeries::updated();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
|
|
|
QDebug operator<< (QDebug debug, const QLineSeries series)
|
|
|
{
|
|
|
Q_ASSERT(series.m_x.size() == series.m_y.size());
|
|
|
|
|
|
int size = series.m_x.size();
|
|
|
|
|
|
for (int i=0; i<size; i++) {
|
|
|
debug.nospace() << "(" << series.m_x.at(i) << ','<< series.m_y.at(i) << ") ";
|
|
|
}
|
|
|
return debug.space();
|
|
|
}
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
