qstackedbarseries.cpp
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| text/x-c
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CppLexer
Jani Honkonen
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r794 | /**************************************************************************** | ||
** | ||||
Miikka Heikkinen
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r2432 | ** Copyright (C) 2013 Digia Plc | ||
Jani Honkonen
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r794 | ** 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 | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
sauimone
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r338 | #include "qstackedbarseries.h" | ||
Michal Klocek
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r943 | #include "qstackedbarseries_p.h" | ||
#include "stackedbarchartitem_p.h" | ||||
#include "chartdataset_p.h" | ||||
#include "charttheme_p.h" | ||||
Marek Rosa
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r1805 | #include "qvalueaxis.h" | ||
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r338 | |||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
/*! | ||||
\class QStackedBarSeries | ||||
Miikka Heikkinen
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r2520 | \brief Series for creating stacked bar chart. | ||
Tero Ahola
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r995 | \mainclass | ||
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r338 | |||
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r1208 | QStackedBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars | ||
as stacks, where bars in same category are stacked on top of each other. | ||||
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r377 | QStackedBarSeries groups the data from sets to categories, which are defined by QStringList. | ||
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r338 | |||
Tero Ahola
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r995 | See the \l {StackedbarChart Example} {stacked bar chart example} to learn how to create a stacked bar chart. | ||
\image examples_stackedbarchart.png | ||||
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r338 | |||
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r1586 | \sa QBarSet, QPercentBarSeries, QAbstractBarSeries | ||
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r338 | */ | ||
Tero Ahola
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r1489 | /*! | ||
\qmlclass StackedBarSeries QStackedBarSeries | ||||
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r1590 | \inherits AbstractBarSeries | ||
Tero Ahola
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r1489 | |||
The following QML shows how to create a simple stacked bar chart: | ||||
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r1618 | \snippet ../demos/qmlchart/qml/qmlchart/View7.qml 1 | ||
Tero Ahola
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r1489 | \beginfloatleft | ||
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r1618 | \image demos_qmlchart7.png | ||
Tero Ahola
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r1489 | \endfloat | ||
\clearfloat | ||||
*/ | ||||
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r338 | /*! | ||
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r1208 | Constructs empty QStackedBarSeries. | ||
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r338 | QStackedBarSeries is QObject which is a child of a \a parent. | ||
*/ | ||||
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r1208 | QStackedBarSeries::QStackedBarSeries(QObject *parent) | ||
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r1584 | : QAbstractBarSeries(*new QStackedBarSeriesPrivate(this), parent) | ||
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r338 | { | ||
} | ||||
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r1850 | /*! | ||
Destructor. Removes series from chart. | ||||
*/ | ||||
Michal Klocek
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r1727 | QStackedBarSeries::~QStackedBarSeries() | ||
{ | ||||
Q_D(QStackedBarSeries); | ||||
Michal Klocek
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r2273 | if (d->m_chart) | ||
d->m_chart->removeSeries(this); | ||||
Michal Klocek
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r1727 | } | ||
Jani Honkonen
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r1345 | /*! | ||
Miikka Heikkinen
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r2520 | Returns QAbstractSeries::SeriesTypeStackedBar. | ||
Jani Honkonen
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r1345 | */ | ||
Michal Klocek
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r1107 | QAbstractSeries::SeriesType QStackedBarSeries::type() const | ||
Michal Klocek
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r938 | { | ||
Tero Ahola
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r988 | return QAbstractSeries::SeriesTypeStackedBar; | ||
Michal Klocek
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r938 | } | ||
Michal Klocek
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r943 | /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | ||
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r1584 | QStackedBarSeriesPrivate::QStackedBarSeriesPrivate(QStackedBarSeries *q) : QAbstractBarSeriesPrivate(q) | ||
Michal Klocek
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r943 | { | ||
} | ||||
Michal Klocek
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r2273 | void QStackedBarSeriesPrivate::initializeDomain() | ||
Michal Klocek
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r943 | { | ||
Michal Klocek
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r2273 | qreal minX(domain()->minX()); | ||
qreal minY(domain()->minY()); | ||||
qreal maxX(domain()->maxX()); | ||||
qreal maxY(domain()->maxY()); | ||||
Michal Klocek
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r943 | |||
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r1321 | qreal x = categoryCount(); | ||
Marek Rosa
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r1679 | minX = qMin(minX, - (qreal)0.5); | ||
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r1897 | minY = qMin(minY, bottom()); | ||
Marek Rosa
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r1679 | maxX = qMax(maxX, x - (qreal)0.5); | ||
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r1897 | maxY = qMax(maxY, top()); | ||
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r943 | |||
Michal Klocek
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r2273 | domain()->setRange(minX, maxX, minY, maxY); | ||
Michal Klocek
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r943 | } | ||
Michal Klocek
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r2273 | void QStackedBarSeriesPrivate::initializeGraphics(QGraphicsItem* parent) | ||
Michal Klocek
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r943 | { | ||
Q_Q(QStackedBarSeries); | ||||
Michal Klocek
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r2273 | StackedBarChartItem *bar = new StackedBarChartItem(q,parent); | ||
m_item.reset(bar); | ||||
QAbstractSeriesPrivate::initializeGraphics(parent); | ||||
} | ||||
Michal Klocek
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r943 | |||
sauimone
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r338 | #include "moc_qstackedbarseries.cpp" | ||
QTCOMMERCIALCHART_END_NAMESPACE | ||||