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     2 **

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

     4 ** All rights reserved.

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

     6 **

     7 ** This file is part of the QtGui module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

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    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

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    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

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    28 ** If you have questions regarding the use of this file, please contact

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef QFONTDATABASE_H

    43 #define QFONTDATABASE_H

    44 

    45 #include <QtGui/qwindowdefs.h>

    46 #include <QtCore/qstring.h>

    47 #include <QtGui/qfont.h>

    48 #ifdef QT3_SUPPORT

    49 #include <QtCore/qstringlist.h>

    50 #include <QtCore/qlist.h>

    51 #endif

    52 

    53 QT_BEGIN_HEADER

    54 

    55 QT_BEGIN_NAMESPACE

    56 

    57 QT_MODULE(Gui)

    58 

    59 class QStringList;

    60 template <class T> class QList;

    61 struct QFontDef;

    62 class QFontEngine;

    63 

    64 class QFontDatabasePrivate;

    65 

    66 class Q_GUI_EXPORT QFontDatabase

    67 {

    68     Q_GADGET

    69     Q_ENUMS(WritingSystem)

    70 public:

    71     // do not re-order or delete entries from this enum without updating the

    72     // QPF2 format and makeqpf!!

    73     enum WritingSystem {

    74         Any,

    75 

    76         Latin,

    77         Greek,

    78         Cyrillic,

    79         Armenian,

    80         Hebrew,

    81         Arabic,

    82         Syriac,

    83         Thaana,

    84         Devanagari,

    85         Bengali,

    86         Gurmukhi,

    87         Gujarati,

    88         Oriya,

    89         Tamil,

    90         Telugu,

    91         Kannada,

    92         Malayalam,

    93         Sinhala,

    94         Thai,

    95         Lao,

    96         Tibetan,

    97         Myanmar,

    98         Georgian,

    99         Khmer,

   100         SimplifiedChinese,

   101         TraditionalChinese,

   102         Japanese,

   103         Korean,

   104         Vietnamese,

   105 

   106         Symbol,

   107         Other = Symbol,

   108 

   109         Ogham,

   110         Runic,

   111 

   112         WritingSystemsCount

   113     };

   114 

   115     static QList<int> standardSizes();

   116 

   117     QFontDatabase();

   118 

   119     QList<WritingSystem> writingSystems() const;

   120     QList<WritingSystem> writingSystems(const QString &family) const;

   121 

   122     QStringList families(WritingSystem writingSystem = Any) const;

   123     QStringList styles(const QString &family) const;

   124     QList<int> pointSizes(const QString &family, const QString &style = QString());

   125     QList<int> smoothSizes(const QString &family, const QString &style);

   126     QString styleString(const QFont &font);

   127     QString styleString(const QFontInfo &fontInfo);

   128 

   129     QFont font(const QString &family, const QString &style, int pointSize) const;

   130 

   131     bool isBitmapScalable(const QString &family, const QString &style = QString()) const;

   132     bool isSmoothlyScalable(const QString &family, const QString &style = QString()) const;

   133     bool isScalable(const QString &family, const QString &style = QString()) const;

   134     bool isFixedPitch(const QString &family, const QString &style = QString()) const;

   135 

   136     bool italic(const QString &family, const QString &style) const;

   137     bool bold(const QString &family, const QString &style) const;

   138     int weight(const QString &family, const QString &style) const;

   139 

   140     static QString writingSystemName(WritingSystem writingSystem);

   141     static QString writingSystemSample(WritingSystem writingSystem);

   142 

   143     static int addApplicationFont(const QString &fileName);

   144     static int addApplicationFontFromData(const QByteArray &fontData);

   145     static QStringList applicationFontFamilies(int id);

   146     static bool removeApplicationFont(int id);

   147     static bool removeAllApplicationFonts();

   148 

   149     static bool supportsThreadedFontRendering();

   150 

   151 private:

   152     static void createDatabase();

   153     static void parseFontName(const QString &name, QString &foundry, QString &family);

   154 #if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)

   155     static QFontEngine *findFont(int script, const QFontPrivate *fp, const QFontDef &request);

   156 #endif

   157     static void load(const QFontPrivate *d, int script);

   158 #ifdef Q_WS_X11

   159     static QFontEngine *loadXlfd(int screen, int script, const QFontDef &request, int force_encoding_id = -1);

   160 #endif

   161 

   162     friend struct QFontDef;

   163     friend class QFontPrivate;

   164     friend class QFontDialog;

   165     friend class QFontDialogPrivate;

   166     friend class QFontEngineMultiXLFD;

   167     friend class QFontEngineMultiQWS;

   168     friend class QFontEngineMultiS60;

   169 

   170     QFontDatabasePrivate *d;

   171 };

   172 

   173 QT_END_NAMESPACE

   174 

   175 QT_END_HEADER

   176 

   177 #endif // QFONTDATABASE_H