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

#ifndef QGRAPHICSITEMANIMATION_H

#define QGRAPHICSITEMANIMATION_H

#include <QtCore/qobject.h>

#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QGraphicsItem;

class QMatrix;

class QPointF;

class QTimeLine;

template <class T1, class T2> struct QPair;

class QGraphicsItemAnimationPrivate;

class Q_GUI_EXPORT QGraphicsItemAnimation : public QObject

{

    Q_OBJECT

public:

    QGraphicsItemAnimation(QObject *parent = 0);

    virtual ~QGraphicsItemAnimation();

    QGraphicsItem *item() const;

    void setItem(QGraphicsItem *item);

    QTimeLine *timeLine() const;

    void setTimeLine(QTimeLine *timeLine);

    QPointF posAt(qreal step) const;

    QList<QPair<qreal, QPointF> > posList() const;

    void setPosAt(qreal step, const QPointF &pos);

    QMatrix matrixAt(qreal step) const;

    qreal rotationAt(qreal step) const;

    QList<QPair<qreal, qreal> > rotationList() const;

    void setRotationAt(qreal step, qreal angle);

    qreal xTranslationAt(qreal step) const;

    qreal yTranslationAt(qreal step) const;

    QList<QPair<qreal, QPointF> > translationList() const;

    void setTranslationAt(qreal step, qreal dx, qreal dy);

    qreal verticalScaleAt(qreal step) const;

    qreal horizontalScaleAt(qreal step) const;

    QList<QPair<qreal, QPointF> > scaleList() const;

    void setScaleAt(qreal step, qreal sx, qreal sy);

    qreal verticalShearAt(qreal step) const;

    qreal horizontalShearAt(qreal step) const;

    QList<QPair<qreal, QPointF> > shearList() const;

    void setShearAt(qreal step, qreal sh, qreal sv);

    void clear();

public Q_SLOTS:

    void setStep(qreal x);

    void reset();

protected:

    virtual void beforeAnimationStep(qreal step);

    virtual void afterAnimationStep(qreal step);

private:

    Q_DISABLE_COPY(QGraphicsItemAnimation)

    QGraphicsItemAnimationPrivate *d;

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QT_NO_GRAPHICSVIEW

#endif