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path: root/src/barchart/horizontal/stacked/qhorizontalstackedbarseries.cpp
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/****************************************************************************
**
** Copyright (C) 2014 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 Enterprise Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise 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 "qhorizontalstackedbarseries.h"
#include "qhorizontalstackedbarseries_p.h"
#include "horizontalstackedbarchartitem_p.h"

#include "chartdataset_p.h"
#include "charttheme_p.h"

QTCOMMERCIALCHART_BEGIN_NAMESPACE
/*!
    \class QHorizontalStackedBarSeries
    \inmodule Qt Charts
    \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
*/
#ifdef QDOC_QT5
/*!
    \qmltype HorizontalStackedBarSeries
    \instantiates QHorizontalStackedBarSeries
    \inqmlmodule QtCommercial.Chart

    \include doc/src/horizontalstackedbarseries.qdocinc
*/
#else
/*!
    \qmlclass HorizontalStackedBarSeries QHorizontalStackedBarSeries

    \include ../doc/src/horizontalstackedbarseries.qdocinc
*/
#endif

/*!
    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_chart)
        d->m_chart->removeSeries(this);
}

/*!
    Returns QAbstractSeries::SeriesTypeHorizontalStackedBar.
*/
QAbstractSeries::SeriesType QHorizontalStackedBarSeries::type() const
{
    return QAbstractSeries::SeriesTypeHorizontalStackedBar;
}

///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

QHorizontalStackedBarSeriesPrivate::QHorizontalStackedBarSeriesPrivate(QHorizontalStackedBarSeries *q) : QAbstractBarSeriesPrivate(q)
{

}

void QHorizontalStackedBarSeriesPrivate::initializeDomain()
{
    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);
}

void QHorizontalStackedBarSeriesPrivate::initializeGraphics(QGraphicsItem *parent)
{
    Q_Q(QHorizontalStackedBarSeries);
    HorizontalStackedBarChartItem *bar = new HorizontalStackedBarChartItem(q,parent);
    m_item.reset(bar);
    QAbstractSeriesPrivate::initializeGraphics(parent);
}

#include "moc_qhorizontalstackedbarseries.cpp"

QTCOMMERCIALCHART_END_NAMESPACE