/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples 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 ANIMATEDPIXMAPITEM_H
#define ANIMATEDPIXMAPITEM_H

#include <QGraphicsItem>

class AnimatedPixmapItem : public QGraphicsItem
{
public:
    AnimatedPixmapItem(const QList<QPixmap> &animation, QGraphicsScene *scene = 0);

    void setFrame(int frame);
    inline int frame() const
    { return currentFrame; }
    inline int frameCount() const
    { return frames.size(); }
    inline QPixmap image(int frame) const
    { return frames.isEmpty() ? QPixmap() : frames.at(frame % frames.size()).pixmap; }
    inline void setVelocity(qreal xvel, qreal yvel)
    { vx = xvel; vy = yvel; }
    inline qreal xVelocity() const
    { return vx; }
    inline qreal yVelocity() const
    { return vy; }

    QRectF boundingRect() const;
    QPainterPath shape() const;
    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
    
    void advance(int phase);
    
private:
    struct Frame {
        QPixmap pixmap;
        QPainterPath shape;
        QRectF boundingRect;
    };
    
    int currentFrame;
    QList<Frame> frames;
    qreal vx, vy;
};

#endif
