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animateditem.h

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** This file is part of the example classes of the Qt Toolkit.
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#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

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