main.cpp Example File

linechart/main.cpp
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 #include <QtWidgets/QApplication>
 #include <QtWidgets/QMainWindow>
 #include <QtCharts/QChartView>
 #include <QtCharts/QLineSeries>

 QT_CHARTS_USE_NAMESPACE

 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);

     QLineSeries *series = new QLineSeries();

     series->append(0, 6);
     series->append(2, 4);
     series->append(3, 8);
     series->append(7, 4);
     series->append(10, 5);
     *series << QPointF(11, 1) << QPointF(13, 3) << QPointF(17, 6) << QPointF(18, 3) << QPointF(20, 2);

     QChart *chart = new QChart();
     chart->legend()->hide();
     chart->addSeries(series);
     chart->createDefaultAxes();
     chart->setTitle("Simple line chart example");

     QChartView *chartView = new QChartView(chart);
     chartView->setRenderHint(QPainter::Antialiasing);

     QMainWindow window;
     window.setCentralWidget(chartView);
     window.resize(400, 300);
     window.show();

     return a.exec();
 }