/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtSvg 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** 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
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSVGSTRUCTURE_P_H
#define QSVGSTRUCTURE_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 "qsvgnode_p.h"

#ifndef QT_NO_SVG

#include "QtCore/qlist.h"
#include "QtCore/qhash.h"

QT_BEGIN_NAMESPACE

class QSvgTinyDocument;
class QSvgNode;
class QPainter;
class QSvgDefs;

class QSvgStructureNode : public QSvgNode
{
public:
    QSvgStructureNode(QSvgNode *parent);
    ~QSvgStructureNode();
    QSvgNode *scopeNode(const QString &id) const;
    QSvgStyleProperty *scopeStyle(const QString &id) const;
    void addChild(QSvgNode *child, const QString &id, bool def = false);
    virtual QRectF bounds() const;
    QSvgNode *previousSiblingNode(QSvgNode *n) const;
    QList<QSvgNode*> renderers() const { return m_renderers; }
protected:
    QList<QSvgNode*>          m_renderers;
    QHash<QString, QSvgNode*> m_scope;
    QList<QSvgStructureNode*> m_linkedScopes;
    mutable QRectF m_bounds;
};

class QSvgG : public QSvgStructureNode
{
public:
    QSvgG(QSvgNode *parent);
    virtual void draw(QPainter *p, QSvgExtraStates &states);
    Type type() const;
};

class QSvgDefs : public QSvgStructureNode
{
public:
    QSvgDefs(QSvgNode *parent);
    virtual void draw(QPainter *p, QSvgExtraStates &states);
    Type type() const;
};

class QSvgSwitch : public QSvgStructureNode
{
public:
    QSvgSwitch(QSvgNode *parent);
    virtual void draw(QPainter *p, QSvgExtraStates &states);
    Type type() const;
private:
    void init();
private:
    QString m_systemLanguage;
    QString m_systemLanguagePrefix;
};

QT_END_NAMESPACE

#endif // QT_NO_SVG
#endif // QSVGSTRUCTURE_P_H