1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
//The purpose of this example is to show that it is possible to have your own
// animation with undefined duration
#include <QtGui/QtGui>
#include <phonon>
class SoundAnimation : public QAbstractAnimation
{
public:
SoundAnimation(const QString &file)
{
//in an idea case we should also control the errors
Phonon::createPath(&m_media, &m_audio);
m_media.setCurrentSource(file);
connect(&m_media, SIGNAL(finished()), SLOT(stop()));
}
int duration() const
{
return -1;
}
void updateCurrentTime(int msecs)
{
//nothing to do here...
qDebug() << "updateCurrentTime" << msecs;
}
void updateState(State state)
{
switch(state)
{
case Running:
m_media.play();
break;
case Stopped:
m_media.stop();
break;
case Paused:
m_media.pause();
break;
}
}
private:
Phonon::MediaObject m_media;
Phonon::AudioOutput m_audio;
};
int main(int argc, char **argv)
{
QApplication app(argc, argv);
Q_INIT_RESOURCE(sound);
SoundAnimation anim(QLatin1String(":/media/sax.mp3"));
app.connect(&anim, SIGNAL(finished()), SLOT(quit()));
anim.start();
return app.exec();
}
|
