/*  This file is part of the KDE project.

Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

This library is free software: you can redistribute it and/or modify

it under the terms of the GNU Lesser General Public License as published by

the Free Software Foundation, either version 2.1 or 3 of the License.

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License

along with this library.  If not, see <http://www.gnu.org/licenses/>.

*/

#include "mediaobject.h"

#include "abstractaudioeffect.h"

QT_BEGIN_NAMESPACE

using namespace Phonon;

using namespace Phonon::MMF;

/*! \class MMF::AbstractAudioEffect

  \internal

*/

AbstractAudioEffect::AbstractAudioEffect(QObject *parent,

                                         const QList<EffectParameter> &params) : MediaNode::MediaNode(parent)

                                                                               , m_params(params)

{

}

bool AbstractAudioEffect::disconnectMediaNode(MediaNode *target)

{

    MediaNode::disconnectMediaNode(target);

    m_effect.reset();

    return true;

}

QList<EffectParameter> AbstractAudioEffect::parameters() const

{

    return m_params;

}

QVariant AbstractAudioEffect::parameterValue(const EffectParameter &queriedParam) const

{

    const QVariant &val = m_values.value(queriedParam.id());

    if (val.isNull())

        return queriedParam.defaultValue();

    else

        return val;

}

bool AbstractAudioEffect::activateOnMediaObject(MediaObject *mo)

{

    AudioPlayer *const ap = qobject_cast<AudioPlayer *>(mo->abstractPlayer());

    if (ap)

        return activateOn(ap->player());

    else

        return true;

}

void AbstractAudioEffect::setParameterValue(const EffectParameter &param,

                                            const QVariant &newValue)

{

    m_values.insert(param.id(), newValue);

    parameterChanged(param.id(), newValue);

}

QT_END_NAMESPACE