/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
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** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** use the contact form at http://qt.digia.com/contact-us.
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
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** In addition, as a special exception, Digia gives you certain additional
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****************************************************************************/

#ifndef WEBVIEW_P_H
#define WEBVIEW_P_H

#include "webview.h"
#include <QtWebKit/qgraphicswebview.h>
#include <QtWebKit/qwebpage.h>
#include <QtWebKit/qwebframe.h>
#include <QGraphicsEffect>
#include <QPainter>
#include <QPixmapCache>
#include <QTimer>
#include <QDebug>

class WebViewCache;

class WebViewPrivate {
public:

    WebViewPrivate(WebView *w);
    void adjustSize();
    void _q_loadStarted();
    void _q_loadProgress(int);
    void _q_loadFinished(bool);
    void _q_viewportChanged(QGraphicsWidget*);
    void _q_motionEnded();

    WebView *q;
    QGraphicsWebView *web;
    WebViewCache *cache;
    QTimer motionTimer;
};

class WebViewCache : public QGraphicsEffect
{
    Q_OBJECT

public:

    WebViewCache(QGraphicsWebView *webView);
    virtual ~WebViewCache();

public:

    void refresh();

    void draw(QPainter * painter, QGraphicsEffectSource * source);

private:

    QVector<QRectF> m_tileRects;
    QVector<QPixmapCache::Key> m_tilePixmaps;
    QSizeF m_itemSize;
    QGraphicsWebView *m_webView;

    friend class WebViewPrivate;
};

#endif // WEBVIEW_P_H
