| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Charts module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
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| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #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); |
| |
| //![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(); |
| } |