diff options
Diffstat (limited to 'src/gui/text/qfontdatabase.cpp')
| -rw-r--r-- | src/gui/text/qfontdatabase.cpp | 281 |
1 files changed, 227 insertions, 54 deletions
diff --git a/src/gui/text/qfontdatabase.cpp b/src/gui/text/qfontdatabase.cpp index fa92c4e..a8513ce 100644 --- a/src/gui/text/qfontdatabase.cpp +++ b/src/gui/text/qfontdatabase.cpp @@ -56,6 +56,11 @@ #include <stdlib.h> #include <limits.h> +#if (defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)) && !defined(QT_NO_FREETYPE) +# include <ft2build.h> +# include FT_TRUETYPE_TABLES_H +#endif + // #define QFONTDATABASE_DEBUG #ifdef QFONTDATABASE_DEBUG # define FD_DEBUG qDebug @@ -76,9 +81,16 @@ QT_BEGIN_NAMESPACE +#define SMOOTH_SCALABLE 0xffff + extern int qt_defaultDpiY(); // in qfont.cpp -Q_GUI_EXPORT bool qt_enable_test_font = false; +bool qt_enable_test_font = false; + +Q_AUTOTEST_EXPORT void qt_setQtEnableTestFont(bool value) +{ + qt_enable_test_font = value; +} static int getFontWeight(const QString &weightString) { @@ -87,34 +99,34 @@ static int getFontWeight(const QString &weightString) // Test in decreasing order of commonness if (s == QLatin1String("medium") || s == QLatin1String("normal") - || s.compare(qApp->translate("QFontDatabase", "Normal"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Normal"), Qt::CaseInsensitive) == 0) return QFont::Normal; if (s == QLatin1String("bold") - || s.compare(qApp->translate("QFontDatabase", "Bold"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Bold"), Qt::CaseInsensitive) == 0) return QFont::Bold; if (s == QLatin1String("demibold") || s == QLatin1String("demi bold") - || s.compare(qApp->translate("QFontDatabase", "Demi Bold"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Demi Bold"), Qt::CaseInsensitive) == 0) return QFont::DemiBold; if (s == QLatin1String("black") - || s.compare(qApp->translate("QFontDatabase", "Black"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Black"), Qt::CaseInsensitive) == 0) return QFont::Black; if (s == QLatin1String("light")) return QFont::Light; if (s.contains(QLatin1String("bold")) - || s.contains(qApp->translate("QFontDatabase", "Bold"), Qt::CaseInsensitive)) { + || s.contains(QApplication::translate("QFontDatabase", "Bold"), Qt::CaseInsensitive)) { if (s.contains(QLatin1String("demi")) - || s.compare(qApp->translate("QFontDatabase", "Demi"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Demi"), Qt::CaseInsensitive) == 0) return (int) QFont::DemiBold; return (int) QFont::Bold; } if (s.contains(QLatin1String("light")) - || s.compare(qApp->translate("QFontDatabase", "Light"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Light"), Qt::CaseInsensitive) == 0) return (int) QFont::Light; if (s.contains(QLatin1String("black")) - || s.compare(qApp->translate("QFontDatabase", "Black"), Qt::CaseInsensitive) == 0) + || s.compare(QApplication::translate("QFontDatabase", "Black"), Qt::CaseInsensitive) == 0) return (int) QFont::Black; return (int) QFont::Normal; @@ -141,10 +153,10 @@ struct QtFontSize QtFontEncoding *encodingID(int id, uint xpoint = 0, uint xres = 0, uint yres = 0, uint avgwidth = 0, bool add = false); #endif // Q_WS_X11 -#ifdef Q_WS_QWS +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) QByteArray fileName; int fileIndex; -#endif +#endif // defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) }; @@ -160,10 +172,13 @@ QtFontEncoding *QtFontSize::encodingID(int id, uint xpoint, uint xres, if (!add) return 0; - if (!(count % 4)) - encodings = (QtFontEncoding *) + if (!(count % 4)) { + QtFontEncoding *newEncodings = (QtFontEncoding *) realloc(encodings, (((count+4) >> 2) << 2) * sizeof(QtFontEncoding)); + Q_CHECK_PTR(newEncodings); + encodings = newEncodings; + } encodings[count].encoding = id; encodings[count].xpoint = xpoint; encodings[count].xres = xres; @@ -215,12 +230,14 @@ struct QtFontStyle delete [] weightName; delete [] setwidthName; #endif -#if defined(Q_WS_X11) || defined(Q_WS_QWS) - while (count--) { +#if defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) + while (count) { + // bitfield count-- in while condition does not work correctly in mwccsym2 + count--; #ifdef Q_WS_X11 free(pixelSizes[count].encodings); #endif -#ifdef Q_WS_QWS +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) pixelSizes[count].fileName.~QByteArray(); #endif } @@ -238,7 +255,7 @@ struct QtFontStyle const char *weightName; const char *setwidthName; #endif // Q_WS_X11 -#ifdef Q_WS_QWS +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) bool antialiased; #endif @@ -251,10 +268,10 @@ QtFontStyle::Key::Key(const QString &styleString) weight = getFontWeight(styleString); if (styleString.contains(QLatin1String("Italic")) - || styleString.contains(qApp->translate("QFontDatabase", "Italic"))) + || styleString.contains(QApplication::translate("QFontDatabase", "Italic"))) style = QFont::StyleItalic; else if (styleString.contains(QLatin1String("Oblique")) - || styleString.contains(qApp->translate("QFontDatabase", "Oblique"))) + || styleString.contains(QApplication::translate("QFontDatabase", "Oblique"))) style = QFont::StyleOblique; } @@ -267,16 +284,19 @@ QtFontSize *QtFontStyle::pixelSize(unsigned short size, bool add) if (!add) return 0; - if (!(count % 8)) - pixelSizes = (QtFontSize *) + if (!(count % 8)) { + QtFontSize *newPixelSizes = (QtFontSize *) realloc(pixelSizes, (((count+8) >> 3) << 3) * sizeof(QtFontSize)); + Q_CHECK_PTR(newPixelSizes); + pixelSizes = newPixelSizes; + } pixelSizes[count].pixelSize = size; #ifdef Q_WS_X11 pixelSizes[count].count = 0; pixelSizes[count].encodings = 0; #endif -#ifdef Q_WS_QWS +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) new (&pixelSizes[count].fileName) QByteArray; pixelSizes[count].fileIndex = 0; #endif @@ -321,12 +341,16 @@ QtFontStyle *QtFontFoundry::style(const QtFontStyle::Key &key, bool create) return 0; // qDebug("adding key (weight=%d, style=%d, oblique=%d stretch=%d) at %d", key.weight, key.style, key.oblique, key.stretch, pos); - if (!(count % 8)) - styles = (QtFontStyle **) + if (!(count % 8)) { + QtFontStyle **newStyles = (QtFontStyle **) realloc(styles, (((count+8) >> 3) << 3) * sizeof(QtFontStyle *)); + Q_CHECK_PTR(newStyles); + styles = newStyles; + } + QtFontStyle *style = new QtFontStyle(key); memmove(styles + pos + 1, styles + pos, (count-pos)*sizeof(QtFontStyle *)); - styles[pos] = new QtFontStyle(key); + styles[pos] = style; count++; return styles[pos]; } @@ -358,7 +382,7 @@ struct QtFontFamily fixedPitchComputed(false), #endif name(n), count(0), foundries(0) -#if defined(Q_WS_QWS) +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) , bogusWritingSystems(false) #endif { @@ -388,7 +412,7 @@ struct QtFontFamily #endif QString name; -#ifdef Q_WS_X11 +#if defined(Q_WS_X11) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) QByteArray fontFilename; int fontFileIndex; #endif @@ -398,7 +422,7 @@ struct QtFontFamily int count; QtFontFoundry **foundries; -#ifdef Q_WS_QWS +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) bool bogusWritingSystems; QStringList fallbackFamilies; #endif @@ -431,10 +455,13 @@ QtFontFoundry *QtFontFamily::foundry(const QString &f, bool create) if (!create) return 0; - if (!(count % 8)) - foundries = (QtFontFoundry **) + if (!(count % 8)) { + QtFontFoundry **newFoundries = (QtFontFoundry **) realloc(foundries, (((count+8) >> 3) << 3) * sizeof(QtFontFoundry *)); + Q_CHECK_PTR(newFoundries); + foundries = newFoundries; + } foundries[count] = new QtFontFoundry(f); return foundries[count++]; @@ -442,7 +469,7 @@ QtFontFoundry *QtFontFamily::foundry(const QString &f, bool create) // ### copied to tools/makeqpf/qpf2.cpp -#if (defined(Q_WS_QWS) && !defined(QT_NO_FREETYPE)) || defined(Q_WS_WIN) || (defined(Q_WS_MAC) && !defined(QT_MAC_USE_COCOA)) +#if (defined(Q_WS_QWS) && !defined(QT_NO_FREETYPE)) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN) || (defined(Q_WS_MAC) && !defined(QT_MAC_USE_COCOA)) // see the Unicode subset bitfields in the MSDN docs static int requiredUnicodeBits[QFontDatabase::WritingSystemsCount][2] = { // Any, @@ -563,6 +590,15 @@ static QList<QFontDatabase::WritingSystem> determineWritingSystemsFromTrueTypeBi } #endif +#if defined(Q_OS_SYMBIAN) && defined(QT_NO_FREETYPE) +// class with virtual destructor, derived in qfontdatabase_s60.cpp +class QFontDatabaseS60Store +{ +public: + virtual ~QFontDatabaseS60Store() {}; +}; +#endif + class QFontDatabasePrivate { public: @@ -571,6 +607,9 @@ public: #if defined(Q_WS_QWS) , stream(0) #endif +#if defined(Q_OS_SYMBIAN) && defined(QT_NO_FREETYPE) + , s60Store(0) +#endif { } ~QFontDatabasePrivate() { free(); @@ -582,6 +621,12 @@ public: ::free(families); families = 0; count = 0; +#if defined(Q_OS_SYMBIAN) && defined(QT_NO_FREETYPE) + if (s60Store) { + delete s60Store; + s60Store = 0; + } +#endif // don't clear the memory fonts! } @@ -609,17 +654,22 @@ public: #if defined(Q_WS_QWS) bool loadFromCache(const QString &fontPath); + void addQPF2File(const QByteArray &file); +#endif // Q_WS_QWS +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) void addFont(const QString &familyname, const char *foundryname, int weight, bool italic, int pixelSize, const QByteArray &file, int fileIndex, bool antialiased, const QList<QFontDatabase::WritingSystem> &writingSystems = QList<QFontDatabase::WritingSystem>()); - void addQPF2File(const QByteArray &file); #ifndef QT_NO_FREETYPE QStringList addTTFile(const QByteArray &file, const QByteArray &fontData = QByteArray()); +#endif // QT_NO_FREETYPE #endif - +#if defined(Q_WS_QWS) QDataStream *stream; QStringList fallbackFamilies; +#elif defined(Q_OS_SYMBIAN) && defined(QT_NO_FREETYPE) + const QFontDatabaseS60Store *s60Store; #endif }; @@ -654,17 +704,133 @@ QtFontFamily *QFontDatabasePrivate::family(const QString &f, bool create) pos++; // qDebug("adding family %s at %d total=%d", f.latin1(), pos, count); - if (!(count % 8)) - families = (QtFontFamily **) + if (!(count % 8)) { + QtFontFamily **newFamilies = (QtFontFamily **) realloc(families, (((count+8) >> 3) << 3) * sizeof(QtFontFamily *)); + Q_CHECK_PTR(newFamilies); + families = newFamilies; + } + QtFontFamily *family = new QtFontFamily(f); memmove(families + pos + 1, families + pos, (count-pos)*sizeof(QtFontFamily *)); - families[pos] = new QtFontFamily(f); + families[pos] = family; count++; return families[pos]; } +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) +void QFontDatabasePrivate::addFont(const QString &familyname, const char *foundryname, int weight, bool italic, int pixelSize, + const QByteArray &file, int fileIndex, bool antialiased, + const QList<QFontDatabase::WritingSystem> &writingSystems) +{ +// qDebug() << "Adding font" << familyname << weight << italic << pixelSize << file << fileIndex << antialiased; + QtFontStyle::Key styleKey; + styleKey.style = italic ? QFont::StyleItalic : QFont::StyleNormal; + styleKey.weight = weight; + styleKey.stretch = 100; + QtFontFamily *f = family(familyname, true); + + if (writingSystems.isEmpty()) { + for (int ws = 1; ws < QFontDatabase::WritingSystemsCount; ++ws) { + f->writingSystems[ws] = QtFontFamily::Supported; + } + f->bogusWritingSystems = true; + } else { + for (int i = 0; i < writingSystems.count(); ++i) { + f->writingSystems[writingSystems.at(i)] = QtFontFamily::Supported; + } + } + + QtFontFoundry *foundry = f->foundry(QString::fromLatin1(foundryname), true); + QtFontStyle *style = foundry->style(styleKey, true); + style->smoothScalable = (pixelSize == 0); + style->antialiased = antialiased; + QtFontSize *size = style->pixelSize(pixelSize?pixelSize:SMOOTH_SCALABLE, true); + size->fileName = file; + size->fileIndex = fileIndex; + +#if defined(Q_WS_QWS) + if (stream) { + *stream << familyname << foundry->name << weight << quint8(italic) << pixelSize + << file << fileIndex << quint8(antialiased); + *stream << quint8(writingSystems.count()); + for (int i = 0; i < writingSystems.count(); ++i) + *stream << quint8(writingSystems.at(i)); + } +#else // ..in case of defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) + f->fontFilename = file; + f->fontFileIndex = fileIndex; +#endif +} +#endif + +#if (defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)) && !defined(QT_NO_FREETYPE) +QStringList QFontDatabasePrivate::addTTFile(const QByteArray &file, const QByteArray &fontData) +{ + QStringList families; + extern FT_Library qt_getFreetype(); + FT_Library library = qt_getFreetype(); + + int index = 0; + int numFaces = 0; + do { + FT_Face face; + FT_Error error; + if (!fontData.isEmpty()) { + error = FT_New_Memory_Face(library, (const FT_Byte *)fontData.constData(), fontData.size(), index, &face); + } else { + error = FT_New_Face(library, file, index, &face); + } + if (error != FT_Err_Ok) { + qDebug() << "FT_New_Face failed with index" << index << ":" << hex << error; + break; + } + numFaces = face->num_faces; + + int weight = QFont::Normal; + bool italic = face->style_flags & FT_STYLE_FLAG_ITALIC; + + if (face->style_flags & FT_STYLE_FLAG_BOLD) + weight = QFont::Bold; + + QList<QFontDatabase::WritingSystem> writingSystems; + // detect symbol fonts + for (int i = 0; i < face->num_charmaps; ++i) { + FT_CharMap cm = face->charmaps[i]; + if (cm->encoding == ft_encoding_adobe_custom + || cm->encoding == ft_encoding_symbol) { + writingSystems.append(QFontDatabase::Symbol); + break; + } + } + if (writingSystems.isEmpty()) { + TT_OS2 *os2 = (TT_OS2 *)FT_Get_Sfnt_Table(face, ft_sfnt_os2); + if (os2) { + quint32 unicodeRange[4] = { + os2->ulUnicodeRange1, os2->ulUnicodeRange2, os2->ulUnicodeRange3, os2->ulUnicodeRange4 + }; + quint32 codePageRange[2] = { + os2->ulCodePageRange1, os2->ulCodePageRange2 + }; + + writingSystems = determineWritingSystemsFromTrueTypeBits(unicodeRange, codePageRange); + //for (int i = 0; i < writingSystems.count(); ++i) + // qDebug() << QFontDatabase::writingSystemName(writingSystems.at(i)); + } + } + + QString family = QString::fromAscii(face->family_name); + families.append(family); + addFont(family, /*foundry*/ "", weight, italic, + /*pixelsize*/ 0, file, index, /*antialias*/ true, writingSystems); + + FT_Done_Face(face); + ++index; + } while (index < numFaces); + return families; +} +#endif static const int scriptForWritingSystem[] = { QUnicodeTables::Common, // Any @@ -792,7 +958,7 @@ static void initFontDef(const QtFontDesc &desc, const QFontDef &request, QFontDe if (! desc.foundry->name.isEmpty() && desc.family->count > 1) { fontDef->family += QString::fromLatin1(" ["); fontDef->family += desc.foundry->name; - fontDef->family += QString::fromLatin1("]"); + fontDef->family += QLatin1Char(']'); } if (desc.style->smoothScalable) @@ -814,7 +980,7 @@ static void initFontDef(const QtFontDesc &desc, const QFontDef &request, QFontDe #endif #endif -#if defined(Q_WS_X11) || defined(Q_WS_WIN) +#if defined(Q_WS_X11) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN) static void getEngineData(const QFontPrivate *d, const QFontCache::Key &key) { // look for the requested font in the engine data cache @@ -866,8 +1032,6 @@ QMutex *qt_fontdatabase_mutex() return fontDatabaseMutex(); } -#define SMOOTH_SCALABLE 0xffff - QT_BEGIN_INCLUDE_NAMESPACE #if defined(Q_WS_X11) # include "qfontdatabase_x11.cpp" @@ -877,6 +1041,8 @@ QT_BEGIN_INCLUDE_NAMESPACE # include "qfontdatabase_win.cpp" #elif defined(Q_WS_QWS) # include "qfontdatabase_qws.cpp" +#elif defined(Q_OS_SYMBIAN) +# include "qfontdatabase_s60.cpp" #endif QT_END_INCLUDE_NAMESPACE @@ -1249,21 +1415,21 @@ static QString styleStringHelper(int weight, QFont::Style style) { QString result; if (weight >= QFont::Black) - result = qApp->translate("QFontDatabase", "Black"); + result = QApplication::translate("QFontDatabase", "Black"); else if (weight >= QFont::Bold) - result = qApp->translate("QFontDatabase", "Bold"); + result = QApplication::translate("QFontDatabase", "Bold"); else if (weight >= QFont::DemiBold) - result = qApp->translate("QFontDatabase", "Demi Bold"); + result = QApplication::translate("QFontDatabase", "Demi Bold"); else if (weight < QFont::Normal) - result = qApp->translate("QFontDatabase", "Light"); + result = QApplication::translate("QFontDatabase", "Light"); if (style == QFont::StyleItalic) - result += QLatin1Char(' ') + qApp->translate("QFontDatabase", "Italic"); + result += QLatin1Char(' ') + QApplication::translate("QFontDatabase", "Italic"); else if (style == QFont::StyleOblique) - result += QLatin1Char(' ') + qApp->translate("QFontDatabase", "Oblique"); + result += QLatin1Char(' ') + QApplication::translate("QFontDatabase", "Oblique"); if (result.isEmpty()) - result = qApp->translate("QFontDatabase", "Normal"); + result = QApplication::translate("QFontDatabase", "Normal"); return result.simplified(); } @@ -1295,9 +1461,7 @@ QString QFontDatabase::styleString(const QFontInfo &fontInfo) \brief The QFontDatabase class provides information about the fonts available in the underlying window system. - \ingroup environment - \ingroup multimedia - \ingroup text + \ingroup appearance The most common uses of this class are to query the database for the list of font families() and for the pointSizes() and styles() @@ -1495,7 +1659,7 @@ QStringList QFontDatabase::families(WritingSystem writingSystem) const if (!foundry.isEmpty()) { str += QLatin1String(" ["); str += foundry; - str += QLatin1String("]"); + str += QLatin1Char(']'); } flist.append(str); } @@ -2067,7 +2231,7 @@ QString QFontDatabase::writingSystemName(WritingSystem writingSystem) Q_ASSERT_X(false, "QFontDatabase::writingSystemName", "invalid 'writingSystem' parameter"); break; } - return qApp ? qApp->translate("QFontDatabase", name) : QString::fromLatin1(name); + return QApplication::translate("QFontDatabase", name); } @@ -2254,7 +2418,16 @@ QString QFontDatabase::writingSystemSample(WritingSystem writingSystem) sample += QChar(0xac2f); break; case Vietnamese: + { + static const char vietnameseUtf8[] = { + char(0xef), char(0xbb), char(0xbf), char(0xe1), char(0xbb), char(0x97), + char(0xe1), char(0xbb), char(0x99), + char(0xe1), char(0xbb), char(0x91), + char(0xe1), char(0xbb), char(0x93), + }; + sample += QString::fromUtf8(vietnameseUtf8, sizeof(vietnameseUtf8)); break; + } case Ogham: sample += QChar(0x1681); sample += QChar(0x1682); @@ -2418,7 +2591,7 @@ QStringList QFontDatabase::applicationFontFamilies(int id) \sa removeApplicationFont(), addApplicationFont(), addApplicationFontFromData() */ -/*! +/*! \fn bool QFontDatabase::supportsThreadedFontRendering() \since 4.4 @@ -2427,7 +2600,7 @@ QStringList QFontDatabase::applicationFontFamilies(int id) means that all QPainter::drawText() calls outside the GUI thread will not produce readable output. - \sa threads.html#painting-in-threads + \sa {Thread-Support in Qt Modules#Painting In Threads}{Painting In Threads} */ |