diff options
Diffstat (limited to 'src/gui/text/qfontdatabase.cpp')
| -rw-r--r-- | src/gui/text/qfontdatabase.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/gui/text/qfontdatabase.cpp b/src/gui/text/qfontdatabase.cpp index af03778e22..40e61f42ec 100644 --- a/src/gui/text/qfontdatabase.cpp +++ b/src/gui/text/qfontdatabase.cpp @@ -756,6 +756,46 @@ QString qt_resolveFontFamilyAlias(const QString &alias) return alias; } +QStringList QPlatformFontDatabase::fallbacksForFamily(const QString &family, QFont::Style style, QFont::StyleHint styleHint, QChar::Script script) const +{ + Q_UNUSED(family); + Q_UNUSED(styleHint); + + QStringList retList; + + size_t writingSystem = std::find(scriptForWritingSystem, + scriptForWritingSystem + QFontDatabase::WritingSystemsCount, + script) - scriptForWritingSystem; + if (writingSystem >= QFontDatabase::WritingSystemsCount) + writingSystem = QFontDatabase::Any; + + QFontDatabasePrivate *db = privateDb(); + for (int i = 0; i < db->count; ++i) { + QtFontFamily *f = db->families[i]; + + f->ensurePopulated(); + + if (writingSystem > QFontDatabase::Any && f->writingSystems[writingSystem] != QtFontFamily::Supported) + continue; + + for (int j = 0; j < f->count; ++j) { + QtFontFoundry *foundry = f->foundries[j]; + + for (int k = 0; k < foundry->count; ++k) { + if (style == foundry->styles[k]->key.style) { + if (foundry->name.isEmpty()) + retList.append(f->name); + else + retList.append(f->name + QLatin1String(" [") + foundry->name + QLatin1Char(']')); + break; + } + } + } + } + + return retList; +} + QStringList qt_fallbacksForFamily(const QString &family, QFont::Style style, QFont::StyleHint styleHint, QChar::Script script) { // make sure that the db has all fallback families |