Add AudioEngine with new implementation

Change-Id: I5eebe662ecbce9814ed3e763db56df9be737d11f
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>

src/imports/audioengine/qdeclarative_soundinstance_p.h

@@ -0,0 +1,155 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVE_SOUNDINSTANCE_P_H
+#define QDECLARATIVE_SOUNDINSTANCE_P_H
+
+#include <QtCore/QObject>
+#include <QtGui/qvector3d.h>
+#include "qsoundinstance_p.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QDeclarativeSound;
+class QAudioEngine;
+class QDeclarativeAudioEngine;
+
+class QDeclarativeSoundInstance : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QDeclarativeAudioEngine* engine READ engine WRITE setEngine)
+    Q_PROPERTY(QString sound READ sound WRITE setSound NOTIFY soundChanged)
+    Q_PROPERTY(State state READ state NOTIFY stateChanged)
+    Q_PROPERTY(QVector3D position READ position WRITE setPosition NOTIFY positionChanged)
+    Q_PROPERTY(QVector3D direction READ direction WRITE setDirection NOTIFY directionChanged)
+    Q_PROPERTY(QVector3D velocity READ velocity WRITE setVelocity NOTIFY velocityChanged)
+    Q_PROPERTY(qreal gain READ gain WRITE setGain NOTIFY gainChanged)
+    Q_PROPERTY(qreal pitch READ pitch WRITE setPitch NOTIFY pitchChanged)
+
+    Q_ENUMS(State)
+
+public:
+    enum State
+    {
+        StopppedState = QSoundInstance::StopppedState,
+        PlayingState = QSoundInstance::PlayingState,
+        PausedState = QSoundInstance::PausedState
+    };
+
+    QDeclarativeSoundInstance(QObject *parent = 0);
+    ~QDeclarativeSoundInstance();
+
+    QDeclarativeAudioEngine* engine() const;
+    void setEngine(QDeclarativeAudioEngine *engine);
+
+    QString sound() const;
+    void setSound(const QString& sound);
+
+    State state() const;
+
+    QVector3D position() const;
+    void setPosition(const QVector3D& position);
+
+    QVector3D direction() const;
+    void setDirection(const QVector3D& direction);
+
+    QVector3D velocity() const;
+    void setVelocity(const QVector3D& velocity);
+
+    qreal gain() const;
+    void setGain(qreal gain);
+
+    qreal pitch() const;
+    void setPitch(qreal pitch);
+
+    void setConeInnerAngle(qreal innerAngle);
+    void setConeOuterAngle(qreal outerAngle);
+    void setConeOuterGain(qreal outerGain);
+
+Q_SIGNALS:
+    void stateChanged();
+    void positionChanged();
+    void directionChanged();
+    void velocityChanged();
+    void gainChanged();
+    void pitchChanged();
+    void soundChanged();
+
+public Q_SLOTS:
+    void play();
+    void stop();
+    void pause();
+    void updatePosition(qreal deltaTime);
+
+private Q_SLOTS:
+    void handleStateChanged();
+
+private:
+    Q_DISABLE_COPY(QDeclarativeSoundInstance);
+    QString m_sound;
+    QVector3D m_position;
+    QVector3D m_direction;
+    QVector3D m_velocity;
+    qreal m_gain;
+    qreal m_pitch;
+    State m_requestState;
+
+    qreal m_coneInnerAngle;
+    qreal m_coneOuterAngle;
+    qreal m_coneOuterGain;
+
+    void dropInstance();
+
+    QSoundInstance *m_instance;
+    QDeclarativeAudioEngine *m_engine;
+
+
+private Q_SLOTS:
+    void engineComplete();
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif