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

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the Qt3Support module of the Qt Toolkit.

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** $QT_BEGIN_LICENSE:LGPL$

** 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

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** $QT_END_LICENSE$

**

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

#ifndef Q3STYLESHEET_H

#define Q3STYLESHEET_H

#include <QtCore/qstring.h>

#include <QtCore/qlist.h>

#include <QtCore/qhash.h>

#include <QtCore/qobject.h>

#include <QtGui/qcolor.h>

#include <QtGui/qfont.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Qt3SupportLight)

#ifndef QT_NO_RICHTEXT

class Q3StyleSheet;

class Q3TextDocument;

template<class Key, class T> class QMap;

class Q3StyleSheetItemData;

class Q_COMPAT_EXPORT Q3StyleSheetItem

{

public:

    Q3StyleSheetItem(Q3StyleSheet* parent, const QString& name);

    Q3StyleSheetItem(const Q3StyleSheetItem &);

    ~Q3StyleSheetItem();

    Q3StyleSheetItem& operator=(const Q3StyleSheetItem& other);

    QString name() const;

    Q3StyleSheet* styleSheet();

    const Q3StyleSheet* styleSheet() const;

    enum AdditionalStyleValues { Undefined = -1 };

    enum DisplayMode {

        DisplayBlock,

        DisplayInline,

        DisplayListItem,

        DisplayNone,

	DisplayModeUndefined = -1

    };

    DisplayMode displayMode() const;

    void setDisplayMode(DisplayMode m);

    int alignment() const;

    void setAlignment(int f);

    enum VerticalAlignment {

        VAlignBaseline,

        VAlignSub,

        VAlignSuper

    };

    VerticalAlignment verticalAlignment() const;

    void setVerticalAlignment(VerticalAlignment valign);

    int fontWeight() const;

    void setFontWeight(int w);

    int logicalFontSize() const;

    void setLogicalFontSize(int s);

    int logicalFontSizeStep() const;

    void setLogicalFontSizeStep(int s);

    int fontSize() const;

    void setFontSize(int s);

    QString fontFamily() const;

    void setFontFamily(const QString&);

    int numberOfColumns() const;

    void setNumberOfColumns(int ncols);

    QColor color() const;

    void setColor(const QColor &);

    bool fontItalic() const;

    void setFontItalic(bool);

    bool definesFontItalic() const;

    bool fontUnderline() const;

    void setFontUnderline(bool);

    bool definesFontUnderline() const;

    bool fontStrikeOut() const;

    void setFontStrikeOut(bool);

    bool definesFontStrikeOut() const;

    bool isAnchor() const;

    void setAnchor(bool anc);

    enum WhiteSpaceMode {

        WhiteSpaceNormal,

        WhiteSpacePre,

        WhiteSpaceNoWrap,

        WhiteSpaceModeUndefined = -1

    };

    WhiteSpaceMode whiteSpaceMode() const;

    void setWhiteSpaceMode(WhiteSpaceMode m);

    enum Margin {

        MarginLeft,

        MarginRight,

        MarginTop,

        MarginBottom,

        MarginFirstLine,

        MarginAll,

        MarginVertical,

        MarginHorizontal,

	MarginUndefined = -1

    };

    int margin(Margin m) const;

    void setMargin(Margin, int);

    enum ListStyle {

        ListDisc,

        ListCircle,

        ListSquare,

        ListDecimal,

        ListLowerAlpha,

        ListUpperAlpha,

	ListStyleUndefined = -1

    };

    ListStyle listStyle() const;

    void setListStyle(ListStyle);

    QString contexts() const;

    void setContexts(const QString&);

    bool allowedInContext(const Q3StyleSheetItem*) const;

    bool selfNesting() const;

    void setSelfNesting(bool);

    void setLineSpacing(int ls);

    int lineSpacing() const;

private:

    void init();

    Q3StyleSheetItemData* d;

};

#ifndef QT_NO_TEXTCUSTOMITEM

class Q3TextCustomItem;

#endif

class Q_COMPAT_EXPORT Q3StyleSheet : public QObject

{

    Q_OBJECT

public:

    Q3StyleSheet(QObject *parent=0, const char *name=0);

    virtual ~Q3StyleSheet();

    static Q3StyleSheet* defaultSheet();

    static void setDefaultSheet(Q3StyleSheet*);

    Q3StyleSheetItem* item(const QString& name);

    const Q3StyleSheetItem* item(const QString& name) const;

    void insert(Q3StyleSheetItem* item);

    static QString escape(const QString&);

    static QString convertFromPlainText(const QString&,

                                        Q3StyleSheetItem::WhiteSpaceMode mode = Q3StyleSheetItem::WhiteSpacePre);

    static bool mightBeRichText(const QString&);

    virtual void scaleFont(QFont& font, int logicalSize) const;

    virtual void error(const QString&) const;

private:

    Q_DISABLE_COPY(Q3StyleSheet)

    void init();

    QHash<QString, Q3StyleSheetItem *> styles;

    Q3StyleSheetItem* nullstyle;

};

#endif // QT_NO_RICHTEXT

QT_END_NAMESPACE

QT_END_HEADER

#endif // Q3STYLESHEET_H