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qhorizontalstackedbarseries.cpp
91 lines | 2.9 KiB | text/x-c | CppLexer
/ src / barchart / horizontal / stacked / qhorizontalstackedbarseries.cpp
#include "qhorizontalstackedbarseries.h"
#include "qhorizontalstackedbarseries_p.h"
#include "horizontalstackedbarchartitem_p.h"
#include "horizontalstackedbaranimation_p.h"
#include "chartdataset_p.h"
#include "charttheme_p.h"
QTCOMMERCIALCHART_BEGIN_NAMESPACE
/*!
\class QHorizontalStackedBarSeries
\brief Series for creating horizontal stacked bar chart
\mainclass
QHorizontalStackedBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars
as groups, where bars in same category are grouped next to each other. QHorizontalStackedBarSeries groups the data
from sets to categories, which are defined by a QStringList.
See the \l {HorizontalStackedBarChart Example} {horizontal stacked bar chart example} to learn how to create a horizontal stacked bar chart.
\image examples_horizontalstackedbarchart.png
\sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, QHorizontalPercentBarSeries, QHorizontalBarSeries
*/
/*!
Constructs empty QHorizontalStackedBarSeries.
QHorizontalStackedBarSeries is QObject which is a child of a \a parent.
*/
QHorizontalStackedBarSeries::QHorizontalStackedBarSeries(QObject *parent) :
QAbstractBarSeries(*new QHorizontalStackedBarSeriesPrivate(this), parent)
{
}
/*!
Destructor
Removes series from chart.
*/
QHorizontalStackedBarSeries::~QHorizontalStackedBarSeries()
{
Q_D(QHorizontalStackedBarSeries);
if(d->m_dataset) {
d->m_dataset->removeSeries(this);
}
}
/*!
Returns QChartSeries::SeriesTypeHorizontalStackedBar.
*/
QAbstractSeries::SeriesType QHorizontalStackedBarSeries::type() const
{
return QAbstractSeries::SeriesTypeHorizontalStackedBar;
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
QHorizontalStackedBarSeriesPrivate::QHorizontalStackedBarSeriesPrivate(QHorizontalStackedBarSeries *q) : QAbstractBarSeriesPrivate(q)
{
}
void QHorizontalStackedBarSeriesPrivate::scaleDomain(Domain& domain)
{
qreal minX(domain.minX());
qreal minY(domain.minY());
qreal maxX(domain.maxX());
qreal maxY(domain.maxY());
qreal y = categoryCount();
minX = qMin(minX, bottom());
minY = qMin(minY, - (qreal)0.5);
maxX = qMax(maxX, top());
maxY = qMax(maxY, y - (qreal)0.5);
domain.setRange(minX,maxX,minY,maxY);
}
ChartElement* QHorizontalStackedBarSeriesPrivate::createGraphics(ChartPresenter* presenter)
{
Q_Q(QHorizontalStackedBarSeries);
HorizontalStackedBarChartItem* bar = new HorizontalStackedBarChartItem(q,presenter);
if(presenter->animationOptions().testFlag(QChart::SeriesAnimations)) {
bar->setAnimation(new HorizontalStackedBarAnimation(bar));
}
presenter->chartTheme()->decorate(q, presenter->dataSet()->seriesIndex(q));
return bar;
}
#include "moc_qhorizontalstackedbarseries.cpp"
QTCOMMERCIALCHART_END_NAMESPACE