qstackedbarseries.cpp
126 lines
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| text/x-c
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CppLexer
Jani Honkonen
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r794 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2012 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 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 | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
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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" | ||||
#include "chartanimator_p.h" | ||||
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r1545 | #include "qvaluesaxis.h" | ||
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r1673 | #include "stackedbaranimation_p.h" | ||
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r338 | |||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
/*! | ||||
\class QStackedBarSeries | ||||
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r1502 | \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 | */ | ||
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r1489 | /*! | ||
\qmlclass StackedBarSeries QStackedBarSeries | ||||
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r1590 | \inherits AbstractBarSeries | ||
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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 | ||
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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 | { | ||
} | ||||
Jani Honkonen
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r1345 | /*! | ||
Returns QChartSeries::SeriesTypeStackedBar. | ||||
*/ | ||||
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 | { | ||
} | ||||
void QStackedBarSeriesPrivate::scaleDomain(Domain& domain) | ||||
{ | ||||
qreal minX(domain.minX()); | ||||
qreal minY(domain.minY()); | ||||
qreal maxX(domain.maxX()); | ||||
qreal maxY(domain.maxY()); | ||||
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r1321 | qreal x = categoryCount(); | ||
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r962 | qreal y = maxCategorySum(); | ||
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r1679 | minX = qMin(minX, - (qreal)0.5); | ||
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r943 | minY = qMin(minY, y); | ||
Marek Rosa
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r1679 | maxX = qMax(maxX, x - (qreal)0.5); | ||
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r943 | maxY = qMax(maxY, y); | ||
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r1698 | domain.setRange(minX,maxX,minY,maxY); | ||
Michal Klocek
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r943 | } | ||
Chart* QStackedBarSeriesPrivate::createGraphics(ChartPresenter* presenter) | ||||
{ | ||||
Q_Q(QStackedBarSeries); | ||||
StackedBarChartItem* bar = new StackedBarChartItem(q,presenter); | ||||
if(presenter->animationOptions().testFlag(QChart::SeriesAnimations)) { | ||||
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r1673 | bar->setAnimator(presenter->animator()); | ||
bar->setAnimation(new StackedBarAnimation(bar)); | ||||
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r943 | } | ||
presenter->chartTheme()->decorate(q, presenter->dataSet()->seriesIndex(q)); | ||||
return bar; | ||||
} | ||||
Michal Klocek
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r1695 | QAbstractAxis::AxisType QStackedBarSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const | ||
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r1681 | { | ||
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r1695 | if(orientation==Qt::Horizontal) | ||
return QAbstractAxis::AxisTypeCategories; | ||||
else | ||||
return QAbstractAxis::AxisTypeValues; | ||||
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r1681 | } | ||
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r1545 | |||
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r338 | #include "moc_qstackedbarseries.cpp" | ||
QTCOMMERCIALCHART_END_NAMESPACE | ||||