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/****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
#include "charts.h"
#include "qchart.h"
#include "qpieseries.h"
class DonutChart: public Chart
{
public:
QString name() { return QObject::tr("DonutChart"); }
QString category() { return QObject::tr("PieSeries"); }
QString subCategory() { return QString::null; }
QChart* createChart(const DataTable& table)
{
QChart* chart = new QChart();
chart->setTitle("Donut chart");
for (int i = 0, j = table.count(); i < table.count(); i++,j--) {
QPieSeries *series = new QPieSeries(chart);
foreach (Data data, table[i]) {
QPieSlice *slice = series->append(data.second, data.first.y());
if (data == table[i].first()) {
slice->setLabelVisible();
}
}
series->setPieSize( j / (qreal) table.count());
if(j>1) series->setHoleSize( (j-1)/ (qreal) table.count()+0.1);
series->setHorizontalPosition(0.5);
series->setVerticalPosition(0.5);
chart->addSeries(series);
}
return chart;
}
};
DECLARE_CHART(DonutChart)
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