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

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** 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 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 QSVGNODE_P_H

#define QSVGNODE_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 "qsvgstyle_p.h"

#ifndef QT_NO_SVG

#include "QtCore/qstring.h"

#include "QtCore/qhash.h"

QT_BEGIN_NAMESPACE

class QPainter;

class QSvgTinyDocument;

class QSvgNode

{

public:

    enum Type

    {

        DOC,

        G,

        DEFS,

        SWITCH,

        ANIMATION,

        ARC,

        CIRCLE,

        ELLIPSE,

        IMAGE,

        LINE,

        PATH,

        POLYGON,

        POLYLINE,

        RECT,

        TEXT,

        TEXTAREA,

        TSPAN,

        USE,

        VIDEO

    };

    enum DisplayMode {

        InlineMode,

        BlockMode,

        ListItemMode,

        RunInMode,

        CompactMode,

        MarkerMode,

        TableMode,

        InlineTableMode,

        TableRowGroupMode,

        TableHeaderGroupMode,

        TableFooterGroupMode,

        TableRowMode,

        TableColumnGroupMode,

        TableColumnMode,

        TableCellMode,

        TableCaptionMode,

        NoneMode,

        InheritMode

    };

public:

    QSvgNode(QSvgNode *parent=0);

    virtual ~QSvgNode();

    virtual void draw(QPainter *p, QSvgExtraStates &states) =0;

    QSvgNode *parent() const;

    void appendStyleProperty(QSvgStyleProperty *prop, const QString &id);

    void applyStyle(QPainter *p, QSvgExtraStates &states);

    void revertStyle(QPainter *p, QSvgExtraStates &states);

    QSvgStyleProperty *styleProperty(QSvgStyleProperty::Type type) const;

    QSvgFillStyleProperty *styleProperty(const QString &id) const;

    QSvgTinyDocument *document() const;

    virtual Type type() const =0;

    virtual QRectF bounds() const;

    virtual QRectF transformedBounds(const QTransform &transform) const;

    void setRequiredFeatures(const QStringList &lst);

    const QStringList & requiredFeatures() const;

    void setRequiredExtensions(const QStringList &lst);

    const QStringList & requiredExtensions() const;

    void setRequiredLanguages(const QStringList &lst);

    const QStringList & requiredLanguages() const;

    void setRequiredFormats(const QStringList &lst);

    const QStringList & requiredFormats() const;

    void setRequiredFonts(const QStringList &lst);

    const QStringList & requiredFonts() const;

    void setVisible(bool visible);

    bool isVisible() const;

    void setDisplayMode(DisplayMode display);

    DisplayMode displayMode() const;

    QString nodeId() const;

    void setNodeId(const QString &i);

    QString xmlClass() const;

    void setXmlClass(const QString &str);

protected:

    QSvgStyle   m_style;

    qreal strokeWidth() const;

private:

    QSvgNode   *m_parent;

    QStringList m_requiredFeatures;

    QStringList m_requiredExtensions;

    QStringList m_requiredLanguages;

    QStringList m_requiredFormats;

    QStringList m_requiredFonts;

    bool        m_visible;

    QString m_id;

    QString m_class;

    DisplayMode m_displayMode;

    friend class QSvgTinyDocument;

};

inline QSvgNode *QSvgNode::parent() const

{

    return m_parent;

}

inline bool QSvgNode::isVisible() const

{

    return m_visible;

}

inline QString QSvgNode::nodeId() const

{

    return m_id;

}

inline QString QSvgNode::xmlClass() const

{

    return m_class;

}

QT_END_NAMESPACE

#endif // QT_NO_SVG

#endif // QSVGNODE_P_H