/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** accordance with the commercial license agreement provided with the
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** use the contact form at http://qt.digia.com/contact-us.
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** 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
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
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****************************************************************************/

#ifndef CUSTOMPROXY_H
#define CUSTOMPROXY_H

#include <QTimeLine>
#include <QGraphicsProxyWidget>

class CustomProxy : public QGraphicsProxyWidget
{
    Q_OBJECT

public:
    explicit CustomProxy(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);

    QRectF boundingRect() const;
    void paintWindowFrame(QPainter *painter, const QStyleOptionGraphicsItem *option,
                          QWidget *widget);

protected:
    void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
    void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
    bool sceneEventFilter(QGraphicsItem *watched, QEvent *event);
    QVariant itemChange(GraphicsItemChange change, const QVariant &value);

private slots:
    void updateStep(qreal step);
    void stateChanged(QTimeLine::State);
    void zoomIn();
    void zoomOut();

private:
    QTimeLine *timeLine;
    bool popupShown;
    QGraphicsItem *currentPopup;
};

#endif // CUSTOMPROXY_H