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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qfont.h"
#include "qfont_p.h"
#include <private/qt_s60_p.h>
#include <private/qpixmap_raster_symbian_p.h>
#include "qmutex.h"
QT_BEGIN_NAMESPACE
#ifdef QT_NO_FREETYPE
Q_GLOBAL_STATIC(QMutex, lastResortFamilyMutex);
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());
});
extern bool qt_symbian_isLinkedFont(const TDesC &typefaceName); // qfontdatabase_s60.cpp
static QString classicalSymbianSystemFont()
{
static QString font;
if (font.isEmpty()) {
if (User::Language() == ELangPrcChinese) {
// Use font with simplified Chinese characters as default
QString scfont("MHeiM-C-GB18030-S60");
if (fontFamiliesOnFontServer()->contains(scfont)) {
font = scfont;
return font;
}
}
static const char* const classicSymbianSystemFonts[] = { "Nokia Sans S60", "Series 60 Sans" };
for (int i = 0; i < sizeof classicSymbianSystemFonts / sizeof classicSymbianSystemFonts[0]; ++i) {
const QString classicFont = QLatin1String(classicSymbianSystemFonts[i]);
if (fontFamiliesOnFontServer()->contains(classicFont)) {
font = classicFont;
break;
}
}
}
return font;
}
#endif // QT_NO_FREETYPE
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();
// We must not return a Symbian Linked Font. See QTBUG-20007
if (qt_symbian_isLinkedFont(spec.iTypeface.iName) && !classicalSymbianSystemFont().isEmpty())
family = classicalSymbianSystemFont();
}
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:
if (!classicalSymbianSystemFont().isEmpty())
return classicalSymbianSystemFont();
// No break. Intentional fall through.
default:
return lastResortFamily();
}
#endif // QT_NO_FREETYPE
return lastResortFamily();
}
QT_END_NAMESPACE
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