qlineseries.cpp
96 lines
| 2.0 KiB
| text/x-c
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CppLexer
Michal Klocek
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r349 | #include "qlineseries.h" | ||
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r21 | |||
Tero Ahola
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r30 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||
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r21 | |||
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r331 | /*! | ||
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Michal Klocek
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r350 | \class QLineSeries | ||
| \brief The QLineSeries class is used for making line charts. | ||||
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r331 | |||
| \mainclass | ||||
| A line chart is used to show information as a series of data points | ||||
| connected by straight lines. | ||||
| \image linechart.png | ||||
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r369 | Creating basic line chart is simple: | ||
| \code | ||||
| QLineSeries* series = new QLineSeries(); | ||||
| series->add(0, 6); | ||||
| series->add(2, 4); | ||||
| ... | ||||
| chartView->addSeries(series); | ||||
| \endcode | ||||
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Michal Klocek
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r331 | */ | ||
| /*! | ||||
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r360 | \fn virtual QSeriesType QLineSeries::type() const | ||
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r331 | \brief Returns type of series. | ||
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r360 | \sa QSeries, QSeriesType | ||
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r331 | */ | ||
| /*! | ||||
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r470 | \fn bool QLineSeries::pointsVisible() const | ||
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r331 | \brief Returns if the points are drawn for this series. | ||
| \sa setPointsVisible() | ||||
| */ | ||||
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r374 | /*! | ||
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r470 | \fn QPen QLineSeries::linePen() const | ||
| \brief Returns the pen used to draw line connecting points. | ||||
| \sa setPen() | ||||
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r374 | */ | ||
| /*! | ||||
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r470 | Constructs empty series object which is a child of \a parent. | ||
| When series object is added to QChartView or QChart instance ownerships is transfered. | ||||
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r331 | */ | ||
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r470 | QLineSeries::QLineSeries(QObject* parent):QXYSeries(parent), | ||
| m_pointsVisible(false) | ||||
| { | ||||
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r331 | |||
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r470 | } | ||
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r392 | /*! | ||
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r470 | Destroys the object. Series added to QChartView or QChart instances are owned by those, | ||
| and are deleted when mentioned object are destroyed. | ||||
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r392 | */ | ||
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r470 | QLineSeries::~QLineSeries() | ||
| { | ||||
| } | ||||
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r392 | |||
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r331 | /*! | ||
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r470 | Sets \a pen used for drawing line connecting points. | ||
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r331 | */ | ||
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r470 | void QLineSeries::setLinePen(const QPen& pen) | ||
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r21 | { | ||
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r470 | if(pen!=m_pen){ | ||
| m_pen=pen; | ||||
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r571 | emit QXYSeries::updated(); | ||
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r470 | } | ||
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r21 | } | ||
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r470 | |||
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r331 | /*! | ||
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r470 | Sets if data points are \a visible and should be drawn on line. | ||
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r331 | */ | ||
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r470 | void QLineSeries::setPointsVisible(bool visible) | ||
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r21 | { | ||
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r470 | if(m_pointsVisible!=visible){ | ||
| m_pointsVisible=visible; | ||||
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r571 | emit QXYSeries::updated(); | ||
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r470 | } | ||
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r21 | } | ||
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r470 | |||
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r349 | QDebug operator<< (QDebug debug, const QLineSeries series) | ||
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r21 | { | ||
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r465 | Q_ASSERT(series.m_x.size() == series.m_y.size()); | ||
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r21 | |||
| 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(); | ||||
| } | ||||
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Tero Ahola
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r30 | QTCOMMERCIALCHART_END_NAMESPACE | ||