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
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and The Qt Company. For licensing terms
14 ** and conditions see https://www.qt.io/terms-conditions. For further
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
23 ** information to ensure the GNU General Public License requirements will
24 ** be met: https://www.gnu.org/licenses/gpl-3.0.html.
25 **
26 ** $QT_END_LICENSE$
27 **
28 ****************************************************************************/
29 
30 #ifndef WIDGET_H
31 #define WIDGET_H
32 
33 #include <QtWidgets/QWidget>
34 #include <QtCharts/QChartGlobal>
35 
36 QT_CHARTS_BEGIN_NAMESPACE
37 class QLineSeries;
38 class QChart;
39 QT_CHARTS_END_NAMESPACE
40 
41 QT_CHARTS_USE_NAMESPACE
42 
43 class XYSeriesIODevice;
44 
45 QT_BEGIN_NAMESPACE
46 class QAudioInput;
47 class QAudioDeviceInfo;
48 QT_END_NAMESPACE
49 
50 class Widget : public QWidget
51 {
52     Q_OBJECT
53 
54 public:
55     explicit Widget(const QAudioDeviceInfo &deviceInfo, QWidget *parent = nullptr);
56     ~Widget();
57 
58 private:
59     XYSeriesIODevice *m_device = nullptr;
60     QChart *m_chart;
61     QLineSeries *m_series ;
62     QAudioInput *m_audioInput = nullptr;
63 };
64 
65 #endif // WIDGET_H
66