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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module 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 QABSTRACTTEXTDOCUMENTLAYOUT_P_H
#define QABSTRACTTEXTDOCUMENTLAYOUT_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "private/qobject_p.h"
#include "QtCore/qhash.h"

QT_BEGIN_NAMESPACE

struct QTextObjectHandler
{
    QTextObjectHandler() : iface(0) {}
    QTextObjectInterface *iface;
    QPointer<QObject> component;
};
typedef QHash<int, QTextObjectHandler> HandlerHash;

class QAbstractTextDocumentLayoutPrivate : public QObjectPrivate
{
public:
    Q_DECLARE_PUBLIC(QAbstractTextDocumentLayout)

    inline QAbstractTextDocumentLayoutPrivate()
        : paintDevice(0) {}

    inline void setDocument(QTextDocument *doc) {
        document = doc;
        docPrivate = 0;
        if (doc)
            docPrivate = doc->docHandle();
    }

    inline int _q_dynamicPageCountSlot() const
    { return q_func()->pageCount(); }
    inline QSizeF _q_dynamicDocumentSizeSlot() const
    { return q_func()->documentSize(); }

    HandlerHash handlers;

    void _q_handlerDestroyed(QObject *obj);
    QPaintDevice *paintDevice;

    QTextDocument *document;
    QTextDocumentPrivate *docPrivate;
};

QT_END_NAMESPACE

#endif // QABSTRACTTEXTDOCUMENTLAYOUT_P_H