1/****************************************************************************
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** $QT_BEGIN_LICENSE:GPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
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15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU
19** General Public License version 3 or (at your option) any later version
20** approved by the KDE Free Qt Foundation. The licenses are as published by
21** the Free Software Foundation and appearing in the file LICENSE.GPL3
22** included in the packaging of this file. Please review the following
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28****************************************************************************/
29
30#ifndef CHART_H
31#define CHART_H
32
33#include <QtCharts/QChart>
34
35QT_BEGIN_NAMESPACE
36class QGestureEvent;
37QT_END_NAMESPACE
38
39QT_CHARTS_USE_NAMESPACE
40
41//![1]
42class Chart : public QChart
43//![1]
44{
45public:
46 explicit Chart(QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = {});
47 ~Chart();
48
49protected:
50 bool sceneEvent(QEvent *event);
51
52private:
53 bool gestureEvent(QGestureEvent *event);
54
55private:
56
57};
58
59#endif // CHART_H
60

source code of qtcharts/examples/charts/zoomlinechart/chart.h