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2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Charts module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL$
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28****************************************************************************/
29
30#include <QtWidgets/QApplication>
31#include <QtWidgets/QMainWindow>
32#include <QtCharts/QChartView>
33#include <QtCharts/QLineSeries>
34
35QT_CHARTS_USE_NAMESPACE
36
37int main(int argc, char *argv[])
38{
39 QApplication a(argc, argv);
40
41//![1]
42 QLineSeries *series = new QLineSeries();
43//![1]
44
45//![2]
46 series->append(x: 0, y: 6);
47 series->append(x: 2, y: 4);
48 series->append(x: 3, y: 8);
49 series->append(x: 7, y: 4);
50 series->append(x: 10, y: 5);
51 *series << QPointF(11, 1) << QPointF(13, 3) << QPointF(17, 6) << QPointF(18, 3) << QPointF(20, 2);
52//![2]
53
54//![3]
55 QChart *chart = new QChart();
56 chart->legend()->hide();
57 chart->addSeries(series);
58 chart->createDefaultAxes();
59 chart->setTitle("Simple line chart example");
60//![3]
61
62//![4]
63 QChartView *chartView = new QChartView(chart);
64 chartView->setRenderHint(hint: QPainter::Antialiasing);
65//![4]
66
67
68//![5]
69 QMainWindow window;
70 window.setCentralWidget(chartView);
71 window.resize(w: 400, h: 300);
72 window.show();
73//![5]
74
75 return a.exec();
76}
77

source code of qtcharts/examples/charts/linechart/main.cpp