summaryrefslogtreecommitdiff
path: root/src/gui/platforms/s60/qfont_s60.cpp
blob: 114191d765d82acaeb93b973b0408396a8fa069b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qfont.h"
#include "qfont_p.h"
#include <private/qt_s60_p.h>
#include <private/qpixmap_s60_p.h>
#include "qmutex.h"

QT_BEGIN_NAMESPACE

#ifdef QT_NO_FREETYPE
Q_GLOBAL_STATIC(QMutex, lastResortFamilyMutex);
#endif // QT_NO_FREETYPE

extern QStringList qt_symbian_fontFamiliesOnFontServer(); // qfontdatabase_s60.cpp
Q_GLOBAL_STATIC_WITH_INITIALIZER(QStringList, fontFamiliesOnFontServer, {
    // We are only interested in the initial font families. No Application fonts.
    // Therefore, we are allowed to cache the list.
    x->append(qt_symbian_fontFamiliesOnFontServer());
});

QString QFont::lastResortFont() const
{
    // Symbian's font Api does not distinguish between font and family.
    // Therefore we try to get a "Family" first, then fall back to "Sans".
    static QString font = lastResortFamily();
    if (font.isEmpty())
        font = QLatin1String("Sans");
    return font;
}

QString QFont::lastResortFamily() const
{
#ifdef QT_NO_FREETYPE
    QMutexLocker locker(lastResortFamilyMutex());
    static QString family;
    if (family.isEmpty()) {
        
        QSymbianFbsHeapLock lock(QSymbianFbsHeapLock::Unlock);
        
        CFont *font;
        const TInt err = S60->screenDevice()->GetNearestFontInTwips(font, TFontSpec());
        Q_ASSERT(err == KErrNone);
        const TFontSpec spec = font->FontSpecInTwips();
        family = QString((const QChar *)spec.iTypeface.iName.Ptr(), spec.iTypeface.iName.Length());
        S60->screenDevice()->ReleaseFont(font);
        
        lock.relock();
    }
    return family;
#else // QT_NO_FREETYPE
    // For the FreeType case we just hard code the face name, since otherwise on
    // East Asian systems we may get a name for a stroke based (non-ttf) font.

    // TODO: Get the type face name in a proper way

    const bool isJapaneseOrChineseSystem =
        User::Language() == ELangJapanese || User::Language() == ELangPrcChinese;

    static QString family;
    if (family.isEmpty()) {
        QStringList families = qt_symbian_fontFamiliesOnFontServer();
        const char* const preferredFamilies[] = {"Nokia Sans S60", "Series 60 Sans"};
        for (int i = 0; i < sizeof preferredFamilies / sizeof preferredFamilies[0]; ++i) {
            const QString preferredFamily = QLatin1String(preferredFamilies[i]);
            if (families.contains(preferredFamily)) {
                family = preferredFamily;
                break;
            }
        }
    }

    return QLatin1String(isJapaneseOrChineseSystem?"Heisei Kaku Gothic S60":family.toLatin1());
#endif // QT_NO_FREETYPE
}

QString QFont::defaultFamily() const
{
#ifdef QT_NO_FREETYPE
    switch(d->request.styleHint) {
        case QFont::SansSerif: {
            static const char* const preferredSansSerif[] = {"Nokia Sans S60", "Series 60 Sans"};
            for (int i = 0; i < sizeof preferredSansSerif / sizeof preferredSansSerif[0]; ++i) {
                const QString sansSerif = QLatin1String(preferredSansSerif[i]);
                if (fontFamiliesOnFontServer()->contains(sansSerif))
                    return sansSerif;
            }
        }
        // No break. Intentional fall through.
        default:
            return lastResortFamily();
    }
#endif // QT_NO_FREETYPE
    return lastResortFamily();
}

QT_END_NAMESPACE