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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtMultimedia 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qmediacontent.h"
#include "qmediaplayer.h"
#include "qsoundeffect_p.h"
#if defined(QT_MULTIMEDIA_PULSEAUDIO)
#include "qsoundeffect_pulse_p.h"
#elif(QT_MULTIMEDIA_QMEDIAPLAYER)
#include "qsoundeffect_qmedia_p.h"
#else
#include "qsoundeffect_qsound_p.h"
#endif
QT_BEGIN_NAMESPACE
/*!
\qmlclass SoundEffect QSoundEffect
\brief The SoundEffect element provides a way to play sound effects in qml.
The following example plays a wav file on mouse click.
\qml
SoundEffect {
id: playSound
source: "test.wav"
}
MouseRegion {
id: playArea
anchors.fill: parent
onPressed: {
playSound.play()
}
}
\endqml
\sa SoundEffect
*/
/*!
\qmlproperty QUrl SoundEffect::source
This property provides a way to control the sound to play.
*/
/*!
\qmlproperty int SoundEffect::loopCount
This property provides a way to control the number of times to repeat the sound on each play().
*/
/*!
\qmlproperty int SoundEffect::volume
This property provides a way to control the volume for playback.
*/
/*!
\qmlproperty bool SoundEffect::muted
This property provides a way to control muting.
*/
/*!
\qmlproperty int SoundEffect::duration
This property holds the duration in milliseconds of the current source audio.
*/
/*!
\qmlsignal SoundEffect::sourceChanged()
This handler is called when the source has changed.
*/
/*!
\qmlsignal SoundEffect::loopCountChanged()
This handler is called when the number of loops has changes.
*/
/*!
\qmlsignal SoundEffect::volumeChanged()
This handler is called when the volume has changed.
*/
/*!
\qmlsignal SoundEffect::mutedChanged()
This handler is called when the mute state has changed.
*/
/*!
\qmlsignal SoundEffect::durationChanged()
This handler is called when the duration has changed.
*/
QSoundEffect::QSoundEffect(QObject *parent) :
QObject(parent),
m_loopCount(1),
m_vol(100),
m_muted(false),
m_runningCount(0)
{
d = new QSoundEffectPrivate(this);
connect(d, SIGNAL(volumeChanged(int)), SIGNAL(volumeChanged()));
connect(d, SIGNAL(mutedChanged(bool)), SIGNAL(mutedChanged()));
connect(d, SIGNAL(durationChanged(qint64)), SIGNAL(durationChanged()));
connect(d, SIGNAL(stateChanged(QMediaPlayer::State)), SLOT(repeat()));
}
QSoundEffect::~QSoundEffect()
{
delete d;
}
QUrl QSoundEffect::source() const
{
return d != 0 ? d->media().canonicalUrl() : QUrl();
}
void QSoundEffect::setSource(const QUrl &url)
{
if (d != 0 && d->media().canonicalUrl() == url)
return;
d->setVolume(m_vol);
d->setMuted(m_muted);
d->setMedia(url);
if (url.isEmpty())
return;
emit sourceChanged();
}
int QSoundEffect::loopCount() const
{
return m_loopCount;
}
void QSoundEffect::setLoopCount(int loopCount)
{
if (m_loopCount == loopCount)
return;
m_loopCount = loopCount;
emit loopCountChanged();
}
int QSoundEffect::volume() const
{
return d != 0 ? d->volume() : m_vol;
}
void QSoundEffect::setVolume(int volume)
{
if (m_vol == volume)
return;
m_vol = volume;
if (d != 0)
d->setVolume(volume);
else
emit volumeChanged();
}
bool QSoundEffect::isMuted() const
{
return d != 0 ? d->isMuted() : m_muted;
}
void QSoundEffect::setMuted(bool muted)
{
if (m_muted == muted)
return;
m_muted = muted;
if (d != 0)
d->setMuted(muted);
else
emit mutedChanged();
}
int QSoundEffect::duration() const
{
return d != 0 ? d->duration() : 0;
}
void QSoundEffect::play()
{
m_runningCount = 0;
if (d != 0)
d->play();
}
void QSoundEffect::stop()
{
if (d != 0)
d->stop();
}
void QSoundEffect::repeat()
{
if (d->state() == QMediaPlayer::StoppedState) {
if (++m_runningCount < m_loopCount)
d->play();
}
}
QT_END_NAMESPACE
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