// Copyright (C) 2016 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #include #include #include #include QT_USE_NAMESPACE int main(int argc, char *argv[]) { QApplication a(argc, argv); //![1] QLineSeries *series = new QLineSeries(); //![1] //![2] 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); //![2] //![3] QChart *chart = new QChart(); chart->legend()->hide(); chart->addSeries(series); chart->createDefaultAxes(); chart->setTitle("Simple line chart example"); //![3] //![4] QChartView *chartView = new QChartView(chart); chartView->setRenderHint(QPainter::Antialiasing); //![4] //![5] QMainWindow window; window.setCentralWidget(chartView); window.resize(400, 300); window.show(); //![5] return a.exec(); }