Files
qtmultimedia/src/imports/audioengine/qdeclarative_attenuationmodel_p.h
Jonas Rabbe 8e82f57c6a Updated declarative components to use the QML module
Change-Id: I4b49466ba5248683c2285f98ce17bc2c24bba515
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>
2012-03-14 05:55:40 +01:00

139 lines
4.1 KiB
C++

/****************************************************************************
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** Public License version 3.0 as published by the Free Software Foundation
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#ifndef QDECLARATIVEATTENUATIONMODEL_P_H
#define QDECLARATIVEATTENUATIONMODEL_P_H
#include <QtQml/qqml.h>
#include <QtQml/qqmlcomponent.h>
#include <QVector3D>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class QDeclarativeAttenuationModel : public QObject, public QQmlParserStatus
{
Q_OBJECT
Q_INTERFACES(QQmlParserStatus)
Q_PROPERTY(QString name READ name WRITE setName)
public:
QDeclarativeAttenuationModel(QObject *parent = 0);
~QDeclarativeAttenuationModel();
void classBegin();
void componentComplete();
QString name() const;
void setName(const QString& name);
virtual qreal calculateGain(const QVector3D &listenerPosition, const QVector3D &sourcePosition) const = 0;
protected:
bool m_complete;
QString m_name;
private:
Q_DISABLE_COPY(QDeclarativeAttenuationModel);
};
class QDeclarativeAttenuationModelLinear : public QDeclarativeAttenuationModel
{
Q_OBJECT
Q_PROPERTY(qreal start READ startDistance WRITE setStartDistance CONSTANT)
Q_PROPERTY(qreal end READ endDistance WRITE setEndDistance CONSTANT)
public:
QDeclarativeAttenuationModelLinear(QObject *parent = 0);
void componentComplete();
qreal startDistance() const;
void setStartDistance(qreal startDist);
qreal endDistance() const;
void setEndDistance(qreal endDist);
qreal calculateGain(const QVector3D &listenerPosition, const QVector3D &sourcePosition) const;
private:
Q_DISABLE_COPY(QDeclarativeAttenuationModelLinear);
qreal m_start;
qreal m_end;
};
class QDeclarativeAttenuationModelInverse : public QDeclarativeAttenuationModel
{
Q_OBJECT
Q_PROPERTY(qreal start READ referenceDistance WRITE setReferenceDistance CONSTANT)
Q_PROPERTY(qreal end READ maxDistance WRITE setMaxDistance CONSTANT)
Q_PROPERTY(qreal rolloff READ rolloffFactor WRITE setRolloffFactor CONSTANT)
public:
QDeclarativeAttenuationModelInverse(QObject *parent = 0);
void componentComplete();
qreal referenceDistance() const;
void setReferenceDistance(qreal referenceDistance);
qreal maxDistance() const;
void setMaxDistance(qreal maxDistance);
qreal rolloffFactor() const;
void setRolloffFactor(qreal rolloffFactor);
qreal calculateGain(const QVector3D &listenerPosition, const QVector3D &sourcePosition) const;
private:
Q_DISABLE_COPY(QDeclarativeAttenuationModelInverse);
qreal m_ref;
qreal m_max;
qreal m_rolloff;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif