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Diffstat (limited to 'examples/charts/piechartdrilldown/main.cpp')
-rw-r--r-- | examples/charts/piechartdrilldown/main.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/examples/charts/piechartdrilldown/main.cpp b/examples/charts/piechartdrilldown/main.cpp new file mode 100644 index 00000000..a32587ff --- /dev/null +++ b/examples/charts/piechartdrilldown/main.cpp @@ -0,0 +1,77 @@ +/**************************************************************************** +** +** 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 "drilldownchart.h" +#include "drilldownslice.h" +#include <QApplication> +#include <QMainWindow> +#include <QTime> +#include <QChartView> +#include <QLegend> +#include <QPieSeries> + +QT_CHARTS_USE_NAMESPACE + +int main(int argc, char *argv[]) +{ + QApplication a(argc, argv); + + qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime())); + + QMainWindow window; + + DrilldownChart *chart = new DrilldownChart(); + chart->setTheme(QChart::ChartThemeLight); + chart->setAnimationOptions(QChart::AllAnimations); + chart->legend()->setVisible(true); + chart->legend()->setAlignment(Qt::AlignRight); + + QPieSeries *yearSeries = new QPieSeries(&window); + yearSeries->setName("Sales by year - All"); + + QList<QString> months; + months << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec"; + QList<QString> names; + names << "Jane" << "John" << "Axel" << "Mary" << "Susan" << "Bob"; + + foreach (QString name, names) { + QPieSeries *series = new QPieSeries(&window); + series->setName("Sales by month - " + name); + + foreach (QString month, months) + *series << new DrilldownSlice(qrand() % 1000, month, yearSeries); + + QObject::connect(series, SIGNAL(clicked(QPieSlice*)), chart, SLOT(handleSliceClicked(QPieSlice*))); + + *yearSeries << new DrilldownSlice(series->sum(), name, series); + } + + QObject::connect(yearSeries, SIGNAL(clicked(QPieSlice*)), chart, SLOT(handleSliceClicked(QPieSlice*))); + + chart->changeSeries(yearSeries); + + QChartView *chartView = new QChartView(chart); + chartView->setRenderHint(QPainter::Antialiasing); + window.setCentralWidget(chartView); + window.resize(800, 500); + window.show(); + + return a.exec(); +} |