##// END OF EJS Templates
Added a pie chart customization example and refactoring the pie interface.
Added a pie chart customization example and refactoring the pie interface.

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r425:85842e6c8dba
r437:8d9e377a1065
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main.cpp
81 lines | 2.3 KiB | text/x-c | CppLexer
#include <QApplication>
#include <QMainWindow>
#include <qchartview.h>
#include <qstackedbarseries.h>
#include <qbarset.h>
#include <qchartaxis.h>
#include <QStringList>
QTCOMMERCIALCHART_USE_NAMESPACE
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QMainWindow window;
//! [1]
// Define categories
QStringList categories;
categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun";
//! [1]
//! [2]
// Create some test sets for chat
QBarSet *set0 = new QBarSet("Bub");
QBarSet *set1 = new QBarSet("Bob");
QBarSet *set2 = new QBarSet("Guybrush");
QBarSet *set3 = new QBarSet("Larry");
QBarSet *set4 = new QBarSet("Zak");
*set0 << 1 << 2 << 3 << 4 << 5 << 6;
*set1 << 5 << 0 << 0 << 4 << 0 << 7;
*set2 << 3 << 5 << 8 << 13 << 8 << 5;
*set3 << 5 << 6 << 7 << 3 << 4 << 5;
*set4 << 9 << 7 << 5 << 3 << 1 << 2;
//! [2]
//! [3]
// Create series and add sets to it
QStackedBarSeries* series = new QStackedBarSeries(categories);
series->addBarSet(set0);
series->addBarSet(set1);
series->addBarSet(set2);
series->addBarSet(set3);
series->addBarSet(set4);
//! [3]
//! [4]
// Enable tooltip
series->setToolTipEnabled();
// Connect clicked signal of set to toggle floating values of set.
// Note that we leave QBarset "Zak" unconnected here, so clicking on it doesn't toggle values.
QObject::connect(set0,SIGNAL(clicked(QString)),set0,SIGNAL(toggleFloatingValues()));
QObject::connect(set1,SIGNAL(clicked(QString)),set1,SIGNAL(toggleFloatingValues()));
QObject::connect(set2,SIGNAL(clicked(QString)),set2,SIGNAL(toggleFloatingValues()));
QObject::connect(set3,SIGNAL(clicked(QString)),set3,SIGNAL(toggleFloatingValues()));
//! [4]
//! [5]
// Create view for chart and add series to it. Apply theme.
QChartView* chartView = new QChartView(&window);
chartView->addSeries(series);
chartView->setChartTitle("simple stacked barchart");
chartView->setChartTheme(QChart::ChartThemeIcy);
//! [5]
//! [6]
chartView->axisX()->setAxisVisible(false);
chartView->axisX()->setGridVisible(false);
chartView->axisX()->setLabelsVisible(false);
//! [6]
window.setCentralWidget(chartView);
window.resize(400, 300);
window.show();
return a.exec();
}