static QFontDatabase::WritingSystem writingSystemFromLocale()
{
QStringList uiLanguages = QLocale::system().uiLanguages();
QLocale::Script script;
if (!uiLanguages.isEmpty())
script = QLocale(uiLanguages.at(0)).script();
else
script = QLocale::system().script();
return writingSystemFromScript(script);
}
static bool addFontToDatabase(QString familyName, const QString &scriptName,
const TEXTMETRIC *textmetric,
const FONTSIGNATURE *signature,
int type)
{
// the "@family" fonts are just the same as "family". Ignore them.
if (familyName.at(0) == QLatin1Char('@') || familyName.startsWith(QStringLiteral("WST_")))
return false;
const int separatorPos = familyName.indexOf("::");
const QString faceName =
separatorPos != -1 ? familyName.left(separatorPos) : familyName;
const QString fullName =
separatorPos != -1 ? familyName.mid(separatorPos + 2) : QString();
static const int SMOOTH_SCALABLE = 0xffff;
const QString foundryName; // No such concept.
const NEWTEXTMETRIC *tm = (NEWTEXTMETRIC *)textmetric;
const bool fixed = !(tm->tmPitchAndFamily & TMPF_FIXED_PITCH);
const bool ttf = (tm->tmPitchAndFamily & TMPF_TRUETYPE);
const bool scalable = tm->tmPitchAndFamily & (TMPF_VECTOR|TMPF_TRUETYPE);
const int size = scalable ? SMOOTH_SCALABLE : tm->tmHeight;
const QFont::Style style = tm->tmItalic ? QFont::StyleItalic : QFont::StyleNormal;
const bool antialias = false;
const QFont::Weight weight = weightFromInteger(tm->tmWeight);
const QFont::Stretch stretch = QFont::Unstretched;
if (QWindowsContext::verboseFonts > 2) {
QDebug nospace = qDebug().nospace();
nospace << __FUNCTION__ << faceName << fullName << scriptName
<< "TTF=" << ttf;
if (type & DEVICE_FONTTYPE)
nospace << " DEVICE";
if (type & RASTER_FONTTYPE)
nospace << " RASTER";
if (type & TRUETYPE_FONTTYPE)
nospace << " TRUETYPE";
nospace << " scalable=" << scalable << " Size=" << size
<< " Style=" << style << " Weight=" << weight
<< " stretch=" << stretch;
}
/* Fixme: omitted for the moment
if(ttf && localizedName(faceName) && family->english_name.isEmpty())
family->english_name = getEnglishName(faceName);
*/
QSupportedWritingSystems writingSystems;
if (type & TRUETYPE_FONTTYPE) {
quint32 unicodeRange[4] = {
signature->fsUsb[0], signature->fsUsb[1],
signature->fsUsb[2], signature->fsUsb[3]
};
quint32 codePageRange[2] = {
signature->fsCsb[0], signature->fsCsb[1]
};
writingSystems = QBasicFontDatabase::determineWritingSystemsFromTrueTypeBits(unicodeRange, codePageRange);
// ### Hack to work around problem with Thai text on Windows 7. Segoe UI contains
// the symbol for Baht, and Windows thus reports that it supports the Thai script.
// Since it's the default UI font on this platform, most widgets will be unable to
// display Thai text by default. As a temporary work around, we special case Segoe UI
// and remove the Thai script from its list of supported writing systems.
if (writingSystems.supported(QFontDatabase::Thai) &&
faceName == QStringLiteral("Segoe UI"))
writingSystems.setSupported(QFontDatabase::Thai, false);
} else {
const QFontDatabase::WritingSystem ws = writingSystemFromScript(scriptName);
if (ws != QFontDatabase::Any)
writingSystems.setSupported(ws);
}
const QSettings fontRegistry("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts",
QSettings::NativeFormat);
QByteArray value;
int index = 0;
foreach (const QString &key, fontRegistry.allKeys()) {
QString realKey = key;
realKey = realKey.replace("(TrueType)", "");
realKey = realKey.trimmed();
QStringList fonts = realKey.split('&');
for (int i = 0; i < fonts.length(); ++i) {
const QString font = fonts[i].trimmed();
if (font == faceName || (faceName != fullName && fullName == font)) {
value = fontRegistry.value(key).toByteArray();
index = i;
break;
}
}
if (!value.isEmpty())
break;
}
if (value.isEmpty())
return false;
if (!QDir::isAbsolutePath(value))
value = qgetenv("windir") + "\\Fonts\\" + value;
// Pointer is deleted in QBasicFontDatabase::releaseHandle(void *handle)
FontFile *fontFile = new FontFile;
fontFile->fileName = value;
fontFile->indexValue = index;
QPlatformFontDatabase::registerFont(faceName, foundryName, weight,
style, stretch, antialias, scalable, size, fixed, writingSystems, fontFile);
// add fonts windows can generate for us:
if (weight <= QFont::DemiBold)
QPlatformFontDatabase::registerFont(faceName, foundryName, QFont::Bold,
style, stretch, antialias, scalable, size, fixed, writingSystems, fontFile);
if (style != QFont::StyleItalic)
QPlatformFontDatabase::registerFont(faceName, foundryName, weight,
QFont::StyleItalic, stretch, antialias, scalable, size, fixed, writingSystems, fontFile);
if (weight <= QFont::DemiBold && style != QFont::StyleItalic)
QPlatformFontDatabase::registerFont(faceName, foundryName, QFont::Bold,
QFont::StyleItalic, stretch, antialias, scalable, size, fixed, writingSystems, fontFile);
return true;
}
static bool addFontToDatabase(QString familyName, const QString &scriptName,
const TEXTMETRIC *textmetric,
const FONTSIGNATURE *signature,
int type)
{
typedef QPair<QString, QStringList> FontKey;
// the "@family" fonts are just the same as "family". Ignore them.
if (familyName.at(0) == QLatin1Char('@') || familyName.startsWith(QStringLiteral("WST_")))
return false;
const int separatorPos = familyName.indexOf(QStringLiteral("::"));
const QString faceName =
separatorPos != -1 ? familyName.left(separatorPos) : familyName;
const QString fullName =
separatorPos != -1 ? familyName.mid(separatorPos + 2) : QString();
static const int SMOOTH_SCALABLE = 0xffff;
const QString foundryName; // No such concept.
const NEWTEXTMETRIC *tm = (NEWTEXTMETRIC *)textmetric;
const bool fixed = !(tm->tmPitchAndFamily & TMPF_FIXED_PITCH);
const bool ttf = (tm->tmPitchAndFamily & TMPF_TRUETYPE);
const bool scalable = tm->tmPitchAndFamily & (TMPF_VECTOR|TMPF_TRUETYPE);
const int size = scalable ? SMOOTH_SCALABLE : tm->tmHeight;
const QFont::Style style = tm->tmItalic ? QFont::StyleItalic : QFont::StyleNormal;
const bool antialias = false;
const QFont::Weight weight = weightFromInteger(tm->tmWeight);
const QFont::Stretch stretch = QFont::Unstretched;
#ifndef QT_NO_DEBUG_OUTPUT
if (QWindowsContext::verboseFonts > 2) {
QDebug nospace = qDebug().nospace();
nospace << __FUNCTION__ << faceName << fullName << scriptName
<< "TTF=" << ttf;
if (type & DEVICE_FONTTYPE)
nospace << " DEVICE";
if (type & RASTER_FONTTYPE)
nospace << " RASTER";
if (type & TRUETYPE_FONTTYPE)
nospace << " TRUETYPE";
nospace << " scalable=" << scalable << " Size=" << size
<< " Style=" << style << " Weight=" << weight
<< " stretch=" << stretch;
}
#endif
QString englishName;
if (ttf && localizedName(faceName))
englishName = getEnglishName(faceName);
QSupportedWritingSystems writingSystems;
if (type & TRUETYPE_FONTTYPE) {
quint32 unicodeRange[4] = {
signature->fsUsb[0], signature->fsUsb[1],
signature->fsUsb[2], signature->fsUsb[3]
};
quint32 codePageRange[2] = {
signature->fsCsb[0], signature->fsCsb[1]
};
writingSystems = QBasicFontDatabase::determineWritingSystemsFromTrueTypeBits(unicodeRange, codePageRange);
// ### Hack to work around problem with Thai text on Windows 7. Segoe UI contains
// the symbol for Baht, and Windows thus reports that it supports the Thai script.
// Since it's the default UI font on this platform, most widgets will be unable to
// display Thai text by default. As a temporary work around, we special case Segoe UI
// and remove the Thai script from its list of supported writing systems.
if (writingSystems.supported(QFontDatabase::Thai) &&
faceName == QStringLiteral("Segoe UI"))
writingSystems.setSupported(QFontDatabase::Thai, false);
} else {
const QFontDatabase::WritingSystem ws = writingSystemFromScript(scriptName);
if (ws != QFontDatabase::Any)
writingSystems.setSupported(ws);
}
#ifndef Q_OS_WINCE
const QSettings fontRegistry(QStringLiteral("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts"),
QSettings::NativeFormat);
static QVector<FontKey> allFonts;
if (allFonts.isEmpty()) {
const QStringList allKeys = fontRegistry.allKeys();
allFonts.reserve(allKeys.size());
const QString trueType = QStringLiteral("(TrueType)");
const QRegExp sizeListMatch(QStringLiteral("\\s(\\d+,)+\\d+"));
foreach (const QString &key, allKeys) {
QString realKey = key;
realKey.remove(trueType);
realKey.remove(sizeListMatch);
QStringList fonts;
const QStringList fontNames = realKey.trimmed().split(QLatin1Char('&'));
foreach (const QString &fontName, fontNames)
fonts.push_back(fontName.trimmed());
allFonts.push_back(FontKey(key, fonts));
}
}
