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

#ifndef QDECLARATIVESMOOTHEDFOLLOW_H
#define QDECLARATIVESMOOTHEDFOLLOW_H

#include <qdeclarative.h>
#include <qdeclarativepropertyvaluesource.h>

#include <QtCore/qobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeProperty;
class QDeclarativeSmoothedFollowPrivate;
class Q_AUTOTEST_EXPORT QDeclarativeSmoothedFollow : public QObject,
                                                        public QDeclarativePropertyValueSource
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeSmoothedFollow)
    Q_INTERFACES(QDeclarativePropertyValueSource)
    Q_ENUMS(ReversingMode)

    Q_PROPERTY(qreal to READ to WRITE setTo NOTIFY toChanged)
    Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity NOTIFY velocityChanged)
    Q_PROPERTY(int duration READ duration WRITE setDuration NOTIFY durationChanged)
    Q_PROPERTY(ReversingMode reversingMode READ reversingMode WRITE setReversingMode NOTIFY reversingModeChanged)
    Q_PROPERTY(qreal maximumEasingTime READ maximumEasingTime WRITE setMaximumEasingTime NOTIFY maximumEasingTimeChanged)
    Q_PROPERTY(bool enabled READ enabled WRITE setEnabled NOTIFY enabledChanged)

public:
    enum ReversingMode { Eased, Immediate, Sync };

    QDeclarativeSmoothedFollow(QObject *parent = 0);
    ~QDeclarativeSmoothedFollow();

    qreal to() const;
    void setTo(qreal);

    ReversingMode reversingMode() const;
    void setReversingMode(ReversingMode);

    int duration() const;
    void setDuration(int);

    qreal velocity() const;
    void setVelocity(qreal);

    int maximumEasingTime() const;
    void setMaximumEasingTime(int);

    bool enabled() const;
    void setEnabled(bool);

    virtual void setTarget(const QDeclarativeProperty &);

Q_SIGNALS:
    void velocityChanged();
    void durationChanged();
    void reversingModeChanged();
    void maximumEasingTimeChanged();
    void enabledChanged();
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QDeclarativeSmoothedFollow)

QT_END_HEADER

#endif // QDECLARATIVESMOOTHEDFOLLOW_H