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Diffstat (limited to 'src/charts/barchart/horizontal/percent/qhorizontalpercentbarseries.cpp')
-rw-r--r-- | src/charts/barchart/horizontal/percent/qhorizontalpercentbarseries.cpp | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/src/charts/barchart/horizontal/percent/qhorizontalpercentbarseries.cpp b/src/charts/barchart/horizontal/percent/qhorizontalpercentbarseries.cpp new file mode 100644 index 00000000..bf915c85 --- /dev/null +++ b/src/charts/barchart/horizontal/percent/qhorizontalpercentbarseries.cpp @@ -0,0 +1,125 @@ +/**************************************************************************** +** +** 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 "qhorizontalpercentbarseries.h" +#include "qhorizontalpercentbarseries_p.h" +#include "horizontalpercentbarchartitem_p.h" + +#include "chartdataset_p.h" +#include "charttheme_p.h" + +QT_CHARTS_BEGIN_NAMESPACE + +/*! + \class QHorizontalPercentBarSeries + \inmodule Qt Charts + \brief Series for creating horizontal percent bar chart. + \mainclass + + QHorizontalPercentBarSeries 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. + QHorizontalPercentBarSeries groups the data from sets to categories, which are defined by a + QStringList. Bars with zero value are not drawn. + + See the \l {HorizontalPercentBarChart Example} {horizontal percent bar chart example} to learn + how to create a horizontal percent bar chart. + \image examples_horizontalpercentbarchart.png + + \sa QBarSet, QBarSeries, QPercentBarSeries, QAbstractBarSeries, QStackedBarSeries, + QHorizontalStackedBarSeries, QHorizontalBarSeries +*/ +/*! + \qmltype HorizontalPercentBarSeries + \instantiates QHorizontalPercentBarSeries + \inqmlmodule QtCharts + + \inherits AbstractBarSeries + + \brief Series type for creating horizontal precent bar chart. + + The following QML shows how to create a simple horizontal percent bar chart: + \snippet qmlchart/qml/qmlchart/View11.qml 1 + \beginfloatleft + \image examples_qmlchart11.png + \endfloat + \clearfloat +*/ + +/*! + Constructs empty QHorizontalPercentBarSeries. + QHorizontalPercentBarSeries is QObject which is a child of a \a parent. +*/ +QHorizontalPercentBarSeries::QHorizontalPercentBarSeries(QObject *parent) : + QAbstractBarSeries(*new QHorizontalPercentBarSeriesPrivate(this), parent) +{ +} + +/*! + Returns QAbstractSeries::SeriesTypeHorizontalPercentBar. +*/ +QAbstractSeries::SeriesType QHorizontalPercentBarSeries::type() const +{ + return QAbstractSeries::SeriesTypeHorizontalPercentBar; +} + +/*! + Destructor. + Removes series from chart. +*/ +QHorizontalPercentBarSeries::~QHorizontalPercentBarSeries() +{ + Q_D(QHorizontalPercentBarSeries); + if (d->m_chart) + d->m_chart->removeSeries(this); +} + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +QHorizontalPercentBarSeriesPrivate::QHorizontalPercentBarSeriesPrivate(QHorizontalPercentBarSeries *q) : QAbstractBarSeriesPrivate(q) +{ + +} + +void QHorizontalPercentBarSeriesPrivate::initializeDomain() +{ + qreal minX(domain()->minX()); + qreal minY(domain()->minY()); + qreal maxX(domain()->maxX()); + qreal maxY(domain()->maxY()); + + qreal y = categoryCount(); + minX = 0; + maxX = 100; + minY = qMin(minY, - (qreal)0.5); + maxY = qMax(maxY, y - (qreal)0.5); + + domain()->setRange(minX, maxX, minY, maxY); +} + +void QHorizontalPercentBarSeriesPrivate::initializeGraphics(QGraphicsItem* parent) +{ + Q_Q(QHorizontalPercentBarSeries); + HorizontalPercentBarChartItem *bar = new HorizontalPercentBarChartItem(q,parent); + m_item.reset(bar); + QAbstractSeriesPrivate::initializeGraphics(parent); +} + +#include "moc_qhorizontalpercentbarseries.cpp" + +QT_CHARTS_END_NAMESPACE |