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****************************************************************************/

#ifndef QDECLARATIVESMOOTHFOLLOW_H

#define QDECLARATIVESMOOTHFOLLOW_H

#include <qdeclarativepropertyvaluesource.h>

#include <qdeclarative.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeSpringFollowPrivate;

class Q_DECLARATIVE_EXPORT QDeclarativeSpringFollow : public QObject,

                                       public QDeclarativePropertyValueSource

{

    Q_OBJECT

    Q_DECLARE_PRIVATE(QDeclarativeSpringFollow)

    Q_INTERFACES(QDeclarativePropertyValueSource)

    Q_PROPERTY(qreal to READ to WRITE setTo)

    Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity)

    Q_PROPERTY(qreal spring READ spring WRITE setSpring)

    Q_PROPERTY(qreal damping READ damping WRITE setDamping)

    Q_PROPERTY(qreal epsilon READ epsilon WRITE setEpsilon)

    Q_PROPERTY(bool enabled READ enabled WRITE setEnabled)

    Q_PROPERTY(qreal value READ value NOTIFY valueChanged)

    Q_PROPERTY(qreal modulus READ modulus WRITE setModulus NOTIFY modulusChanged)

    Q_PROPERTY(qreal mass READ mass WRITE setMass NOTIFY massChanged)

    Q_PROPERTY(bool inSync READ inSync NOTIFY syncChanged)

public:

    QDeclarativeSpringFollow(QObject *parent=0);

    ~QDeclarativeSpringFollow();

    virtual void setTarget(const QDeclarativeProperty &);

    qreal to() const;

    void setTo(qreal value);

    qreal velocity() const;

    void setVelocity(qreal velocity);

    qreal spring() const;

    void setSpring(qreal spring);

    qreal damping() const;

    void setDamping(qreal damping);

    qreal epsilon() const;

    void setEpsilon(qreal epsilon);

    qreal mass() const;

    void setMass(qreal modulus);

    qreal modulus() const;

    void setModulus(qreal modulus);

    bool enabled() const;

    void setEnabled(bool enabled);

    bool inSync() const;

    qreal value() const;

Q_SIGNALS:

    void valueChanged(qreal);

    void modulusChanged();

    void massChanged();

    void syncChanged();

};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QDeclarativeSpringFollow)

QT_END_HEADER

#endif // QDECLARATIVESMOOTHFOLLOW_H