/*  This file is part of the KDE project.+
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    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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+
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    This library is free software: you can redistribute it and/or modify+
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    it under the terms of the GNU Lesser General Public License as published by+
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    the Free Software Foundation, either version 2.1 or 3 of the License.+
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+
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    This library is distributed in the hope that it will be useful,+
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    but WITHOUT ANY WARRANTY; without even the implied warranty of+
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the+
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    GNU Lesser General Public License for more details.+
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+
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    You should have received a copy of the GNU Lesser General Public License+
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    along with this library.  If not, see <http://www.gnu.org/licenses/>.+
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*/+
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+
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#ifndef Phonon_QT7_MEDIAOBJECTAUDIONODE_H+
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#define Phonon_QT7_MEDIAOBJECTAUDIONODE_H+
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+
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#include <QtCore/qnamespace.h>+
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#include "audionode.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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namespace Phonon+
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{+
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namespace QT7+
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{+
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    class QuickTimeAudioPlayer;+
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    class AudioMixerAudioNode;+
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    class AudioConnection;+
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+
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    class MediaObjectAudioNode : public AudioNode+
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    {+
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        public:+
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            MediaObjectAudioNode(QuickTimeAudioPlayer *player1, QuickTimeAudioPlayer *player2);+
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            ~MediaObjectAudioNode();+
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+
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            // Overridden section from AudioNode:+
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            void createAndConnectAUNodes();+
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            void createAudioUnits();+
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            void setGraph(AudioGraph *audioGraph);+
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            AUNode getOutputAUNode();+
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            bool fillInStreamSpecification(AudioConnection *connection, ConnectionSide side);+
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            bool setStreamSpecification(AudioConnection *connection, ConnectionSide side);+
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+
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            void startCrossFade(qint64 duration);+
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            void updateCrossFade(qint64 currentTime);+
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            void cancelCrossFade();+
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            void setMute(bool mute);+
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            bool isCrossFading();+
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+
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            QuickTimeAudioPlayer *m_player1;+
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            QuickTimeAudioPlayer *m_player2;+
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            AudioMixerAudioNode *m_mixer;+
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+
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            AudioConnection *m_connection1;+
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            AudioConnection *m_connection2;+
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+
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            float m_fadeDuration;+
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            float m_volume1;+
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            float m_volume2;+
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            float m_mute;+
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+
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            float applyCurve(float volume);+
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            void updateVolume();+
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+
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            void mediaNodeEvent(const MediaNodeEvent *event);+
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    };+
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+
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}} //namespace Phonon::QT7+
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+
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QT_END_NAMESPACE+
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#endif // Phonon_QT7_MEDIAOBJECTAUDIONODE_H+
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