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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QDECLARATIVESPRINGANIMATION_H
#define QDECLARATIVESPRINGANIMATION_H

#include <qdeclarative.h>
#include "private/qdeclarativeanimation_p.h"

#include <QtCore/qobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeSpringAnimationPrivate;
class Q_AUTOTEST_EXPORT QDeclarativeSpringAnimation : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeSpringAnimation)
    Q_INTERFACES(QDeclarativePropertyValueSource)

    Q_PROPERTY(qreal to READ to WRITE setTo NOTIFY toChanged)
    Q_PROPERTY(qreal from READ from WRITE setFrom NOTIFY fromChanged)
    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(qreal modulus READ modulus WRITE setModulus NOTIFY modulusChanged)
    Q_PROPERTY(qreal mass READ mass WRITE setMass NOTIFY massChanged)

public:
    QDeclarativeSpringAnimation(QObject *parent=0);
    ~QDeclarativeSpringAnimation();

    virtual void setTarget(const QDeclarativeProperty &);

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

    qreal from() const;
    void setFrom(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);

    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);

protected:
    virtual QAbstractAnimation *qtAnimation();

Q_SIGNALS:
    void toChanged(qreal);
    void fromChanged(qreal);
    void modulusChanged();
    void massChanged();
    void syncChanged();
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QDeclarativeSpringAnimation)

QT_END_HEADER

#endif // QDECLARATIVESPRINGANIMATION_H