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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <private/qt_mac_p.h>
+#include "qfontengine_p.h"
+#include <qfile.h>
+#include <qabstractfileengine.h>
+#include <stdlib.h>
+#include <qendian.h>
+
+QT_BEGIN_NAMESPACE
+
+int qt_mac_pixelsize(const QFontDef &def, int dpi); //qfont_mac.cpp
+int qt_mac_pointsize(const QFontDef &def, int dpi); //qfont_mac.cpp
+
+static void initWritingSystems(QtFontFamily *family, ATSFontRef atsFont)
+{
+ ByteCount length = 0;
+ if (ATSFontGetTable(atsFont, MAKE_TAG('O', 'S', '/', '2'), 0, 0, 0, &length) != noErr)
+ return;
+ QVarLengthArray<uchar> os2Table(length);
+ if (length < 86
+ || ATSFontGetTable(atsFont, MAKE_TAG('O', 'S', '/', '2'), 0, length, os2Table.data(), &length) != noErr)
+ return;
+
+ // See also qfontdatabase_win.cpp, offsets taken from OS/2 table in the TrueType spec
+ quint32 unicodeRange[4] = {
+ qFromBigEndian<quint32>(os2Table.data() + 42),
+ qFromBigEndian<quint32>(os2Table.data() + 46),
+ qFromBigEndian<quint32>(os2Table.data() + 50),
+ qFromBigEndian<quint32>(os2Table.data() + 54)
+ };
+ quint32 codePageRange[2] = { qFromBigEndian<quint32>(os2Table.data() + 78), qFromBigEndian<quint32>(os2Table.data() + 82) };
+ QList<QFontDatabase::WritingSystem> systems = determineWritingSystemsFromTrueTypeBits(unicodeRange, codePageRange);
+#if 0
+ QCFString name;
+ ATSFontGetName(atsFont, kATSOptionFlagsDefault, &name);
+ qDebug() << systems.count() << "writing systems for" << QString(name);
+qDebug() << "first char" << hex << unicodeRange[0];
+ for (int i = 0; i < systems.count(); ++i)
+ qDebug() << QFontDatabase::writingSystemName(systems.at(i));
+#endif
+ for (int i = 0; i < systems.count(); ++i)
+ family->writingSystems[systems.at(i)] = QtFontFamily::Supported;
+}
+
+static void initializeDb()
+{
+ QFontDatabasePrivate *db = privateDb();
+ if(!db || db->count)
+ return;
+
+#if defined(QT_MAC_USE_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_5) {
+ QCFType<CTFontCollectionRef> collection = CTFontCollectionCreateFromAvailableFonts(0);
+ if(!collection)
+ return;
+ QCFType<CFArrayRef> fonts = CTFontCollectionCreateMatchingFontDescriptors(collection);
+ if(!fonts)
+ return;
+ QString foundry_name = "CoreText";
+ const int numFonts = CFArrayGetCount(fonts);
+ for(int i = 0; i < numFonts; ++i) {
+ CTFontDescriptorRef font = (CTFontDescriptorRef)CFArrayGetValueAtIndex(fonts, i);
+
+ QCFString family_name = (CFStringRef)CTFontDescriptorCopyAttribute(font, kCTFontFamilyNameAttribute);
+ QtFontFamily *family = db->family(family_name, true);
+ for(int ws = 1; ws < QFontDatabase::WritingSystemsCount; ++ws)
+ family->writingSystems[ws] = QtFontFamily::Supported;
+ QtFontFoundry *foundry = family->foundry(foundry_name, true);
+
+ QtFontStyle::Key styleKey;
+ if(QCFType<CFDictionaryRef> styles = (CFDictionaryRef)CTFontDescriptorCopyAttribute(font, kCTFontTraitsAttribute)) {
+ if(CFNumberRef weight = (CFNumberRef)CFDictionaryGetValue(styles, kCTFontWeightTrait)) {
+ Q_ASSERT(CFNumberIsFloatType(weight));
+ double d;
+ if(CFNumberGetValue(weight, kCFNumberDoubleType, &d)) {
+ //qDebug() << "BOLD" << (QString)family_name << d;
+ styleKey.weight = (d > 0.0) ? QFont::Bold : QFont::Normal;
+ }
+ }
+ if(CFNumberRef italic = (CFNumberRef)CFDictionaryGetValue(styles, kCTFontSlantTrait)) {
+ Q_ASSERT(CFNumberIsFloatType(italic));
+ double d;
+ if(CFNumberGetValue(italic, kCFNumberDoubleType, &d)) {
+ //qDebug() << "ITALIC" << (QString)family_name << d;
+ if (d > 0.0)
+ styleKey.style = QFont::StyleItalic;
+ }
+ }
+ }
+
+ QtFontStyle *style = foundry->style(styleKey, true);
+ style->smoothScalable = true;
+ if(QCFType<CFNumberRef> size = (CFNumberRef)CTFontDescriptorCopyAttribute(font, kCTFontSizeAttribute)) {
+ //qDebug() << "WHEE";
+ int pixel_size=0;
+ if(CFNumberIsFloatType(size)) {
+ double d;
+ CFNumberGetValue(size, kCFNumberDoubleType, &d);
+ pixel_size = d;
+ } else {
+ CFNumberGetValue(size, kCFNumberIntType, &pixel_size);
+ }
+ //qDebug() << "SIZE" << (QString)family_name << pixel_size;
+ if(pixel_size)
+ style->pixelSize(pixel_size, true);
+ } else {
+ //qDebug() << "WTF?";
+ }
+ }
+} else
+#endif
+ {
+#ifndef Q_WS_MAC64
+ FMFontIterator it;
+ if (!FMCreateFontIterator(0, 0, kFMUseGlobalScopeOption, &it)) {
+ while (true) {
+ FMFont fmFont;
+ if (FMGetNextFont(&it, &fmFont) != noErr)
+ break;
+
+ FMFontFamily fmFamily;
+ FMFontStyle fmStyle;
+ QString familyName;
+
+ QtFontStyle::Key styleKey;
+
+ ATSFontRef atsFont = FMGetATSFontRefFromFont(fmFont);
+
+ if (!FMGetFontFamilyInstanceFromFont(fmFont, &fmFamily, &fmStyle)) {
+ { //sanity check the font, and see if we can use it at all! --Sam
+ ATSUFontID fontID;
+ if(ATSUFONDtoFontID(fmFamily, 0, &fontID) != noErr)
+ continue;
+ }
+
+ if (fmStyle & ::italic)
+ styleKey.style = QFont::StyleItalic;
+ if (fmStyle & ::bold)
+ styleKey.weight = QFont::Bold;
+
+ ATSFontFamilyRef familyRef = FMGetATSFontFamilyRefFromFontFamily(fmFamily);
+ QCFString cfFamilyName;;
+ ATSFontFamilyGetName(familyRef, kATSOptionFlagsDefault, &cfFamilyName);
+ familyName = cfFamilyName;
+ } else {
+ QCFString cfFontName;
+ ATSFontGetName(atsFont, kATSOptionFlagsDefault, &cfFontName);
+ familyName = cfFontName;
+ quint16 macStyle = 0;
+ {
+ uchar data[4];
+ ByteCount len = 4;
+ if (ATSFontGetTable(atsFont, MAKE_TAG('h', 'e', 'a', 'd'), 44, 4, &data, &len) == noErr)
+ macStyle = qFromBigEndian<quint16>(data);
+ }
+ if (macStyle & 1)
+ styleKey.weight = QFont::Bold;
+ if (macStyle & 2)
+ styleKey.style = QFont::StyleItalic;
+ }
+
+ QtFontFamily *family = db->family(familyName, true);
+ QtFontFoundry *foundry = family->foundry(QString(), true);
+ QtFontStyle *style = foundry->style(styleKey, true);
+ style->pixelSize(0, true);
+ style->smoothScalable = true;
+
+ initWritingSystems(family, atsFont);
+ }
+ FMDisposeFontIterator(&it);
+ }
+#endif
+ }
+
+}
+
+static inline void load(const QString & = QString(), int = -1)
+{
+ initializeDb();
+}
+
+static const char *styleHint(const QFontDef &request)
+{
+ const char *stylehint = 0;
+ switch (request.styleHint) {
+ case QFont::SansSerif:
+ stylehint = "Arial";
+ break;
+ case QFont::Serif:
+ stylehint = "Times New Roman";
+ break;
+ case QFont::TypeWriter:
+ stylehint = "Courier New";
+ break;
+ default:
+ if (request.fixedPitch)
+ stylehint = "Courier New";
+ break;
+ }
+ return stylehint;
+}
+
+void QFontDatabase::load(const QFontPrivate *d, int script)
+{
+ // sanity checks
+ if(!qApp)
+ qWarning("QFont: Must construct a QApplication before a QFont");
+
+ Q_ASSERT(script >= 0 && script < QUnicodeTables::ScriptCount);
+ Q_UNUSED(script);
+
+ QFontDef req = d->request;
+ req.pixelSize = qt_mac_pixelsize(req, d->dpi);
+
+ // set the point size to 0 to get better caching
+ req.pointSize = 0;
+ QFontCache::Key key = QFontCache::Key(req, QUnicodeTables::Common, d->screen);
+
+ if(!(d->engineData = QFontCache::instance()->findEngineData(key))) {
+ d->engineData = new QFontEngineData;
+ QFontCache::instance()->insertEngineData(key, d->engineData);
+ } else {
+ d->engineData->ref.ref();
+ }
+ if(d->engineData->engine) // already loaded
+ return;
+
+ // set it to the actual pointsize, so QFontInfo will do the right thing
+ req.pointSize = qRound(qt_mac_pointsize(d->request, d->dpi));
+
+ QFontEngine *e = QFontCache::instance()->findEngine(key);
+ if(!e && qt_enable_test_font && req.family == QLatin1String("__Qt__Box__Engine__")) {
+ e = new QTestFontEngine(req.pixelSize);
+ e->fontDef = req;
+ }
+
+ if(e) {
+ e->ref.ref();
+ d->engineData->engine = e;
+ return; // the font info and fontdef should already be filled
+ }
+
+ //find the font
+ QStringList family_list = req.family.split(QLatin1Char(','));
+ // append the substitute list for each family in family_list
+ {
+ QStringList subs_list;
+ for(QStringList::ConstIterator it = family_list.constBegin(); it != family_list.constEnd(); ++it)
+ subs_list += QFont::substitutes(*it);
+ family_list += subs_list;
+ }
+
+ const char *stylehint = styleHint(req);
+ if (stylehint)
+ family_list << QLatin1String(stylehint);
+
+ // add QFont::defaultFamily() to the list, for compatibility with
+ // previous versions
+ family_list << QApplication::font().defaultFamily();
+
+ ATSFontFamilyRef familyRef = 0;
+ ATSFontRef fontRef = 0;
+
+ QMutexLocker locker(fontDatabaseMutex());
+ QFontDatabasePrivate *db = privateDb();
+ if (!db->count)
+ initializeDb();
+ for(int i = 0; i < family_list.size(); ++i) {
+ for (int k = 0; k < db->count; ++k) {
+ if (db->families[k]->name.compare(family_list.at(i), Qt::CaseInsensitive) == 0) {
+ QByteArray family_name = db->families[k]->name.toUtf8();
+ familyRef = ATSFontFamilyFindFromName(QCFString(db->families[k]->name), kATSOptionFlagsDefault);
+ if (familyRef) {
+ fontRef = ATSFontFindFromName(QCFString(db->families[k]->name), kATSOptionFlagsDefault);
+ goto FamilyFound;
+ }
+ }
+ }
+ }
+FamilyFound:
+ //fill in the engine's font definition
+ QFontDef fontDef = d->request; //copy..
+ if(fontDef.pointSize < 0)
+ fontDef.pointSize = qt_mac_pointsize(fontDef, d->dpi);
+ else
+ fontDef.pixelSize = qt_mac_pixelsize(fontDef, d->dpi);
+#if 0
+ ItemCount name_count;
+ if(ATSUCountFontNames(fontID, &name_count) == noErr && name_count) {
+ ItemCount actualName_size;
+ if(ATSUGetIndFontName(fontID, 0, 0, 0, &actualName_size, 0, 0, 0, 0) == noErr && actualName_size) {
+ QByteArray actualName(actualName_size);
+ if(ATSUGetIndFontName(fontID, 0, actualName_size, actualName.data(), &actualName_size, 0, 0, 0, 0) == noErr && actualName_size)
+ fontDef.family = QString::fromUtf8(actualName);
+ }
+ }
+#else
+ {
+ QCFString actualName;
+ if(ATSFontFamilyGetName(familyRef, kATSOptionFlagsDefault, &actualName) == noErr)
+ fontDef.family = actualName;
+ }
+#endif
+
+#ifdef QT_MAC_USE_COCOA
+ QFontEngine *engine = new QCoreTextFontEngineMulti(familyRef, fontRef, fontDef, d->kerning);
+#elif 1
+ QFontEngine *engine = new QFontEngineMacMulti(familyRef, fontRef, fontDef, d->kerning);
+#else
+ ATSFontFamilyRef atsFamily = familyRef;
+ ATSFontFamilyRef atsFontRef = fontRef;
+
+ FMFont fontID;
+ FMFontFamily fmFamily;
+ FMFontStyle fntStyle = 0;
+ fmFamily = FMGetFontFamilyFromATSFontFamilyRef(atsFamily);
+ if (fmFamily == kInvalidFontFamily) {
+ // Use the ATSFont then...
+ fontID = FMGetFontFromATSFontRef(atsFontRef);
+ } else {
+ if (fontDef.weight >= QFont::Bold)
+ fntStyle |= ::bold;
+ if (fontDef.style != QFont::StyleNormal)
+ fntStyle |= ::italic;
+
+ FMFontStyle intrinsicStyle;
+ FMFont fnt = 0;
+ if (FMGetFontFromFontFamilyInstance(fmFamily, fntStyle, &fnt, &intrinsicStyle) == noErr)
+ fontID = FMGetATSFontRefFromFont(fnt);
+ }
+
+ OSStatus status;
+
+ const int maxAttributeCount = 5;
+ ATSUAttributeTag tags[maxAttributeCount + 1];
+ ByteCount sizes[maxAttributeCount + 1];
+ ATSUAttributeValuePtr values[maxAttributeCount + 1];
+ int attributeCount = 0;
+
+ Fixed size = FixRatio(fontDef.pixelSize, 1);
+ tags[attributeCount] = kATSUSizeTag;
+ sizes[attributeCount] = sizeof(size);
+ values[attributeCount] = &size;
+ ++attributeCount;
+
+ tags[attributeCount] = kATSUFontTag;
+ sizes[attributeCount] = sizeof(fontID);
+ values[attributeCount] = &fontID;
+ ++attributeCount;
+
+ CGAffineTransform transform = CGAffineTransformIdentity;
+ if (fontDef.stretch != 100) {
+ transform = CGAffineTransformMakeScale(float(fontDef.stretch) / float(100), 1);
+ tags[attributeCount] = kATSUFontMatrixTag;
+ sizes[attributeCount] = sizeof(transform);
+ values[attributeCount] = &transform;
+ ++attributeCount;
+ }
+
+ ATSUStyle style;
+ status = ATSUCreateStyle(&style);
+ Q_ASSERT(status == noErr);
+
+ Q_ASSERT(attributeCount < maxAttributeCount + 1);
+ status = ATSUSetAttributes(style, attributeCount, tags, sizes, values);
+ Q_ASSERT(status == noErr);
+
+ QFontEngine *engine = new QFontEngineMac(style, fontID, fontDef, /*multiEngine*/ 0);
+ ATSUDisposeStyle(style);
+#endif
+ d->engineData->engine = engine;
+ engine->ref.ref(); //a ref for the engineData->engine
+ QFontCache::instance()->insertEngine(key, engine);
+}
+
+static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt)
+{
+ ATSFontContainerRef handle;
+ OSStatus e = noErr;
+
+ if(fnt->data.isEmpty()) {
+#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
+ if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_5) {
+ extern OSErr qt_mac_create_fsref(const QString &, FSRef *); // qglobal.cpp
+ FSRef ref;
+ if(qt_mac_create_fsref(fnt->fileName, &ref) != noErr)
+ return;
+
+ ATSFontActivateFromFileReference(&ref, kATSFontContextLocal, kATSFontFormatUnspecified, 0, kATSOptionFlagsDefault, &handle);
+ } else
+#endif
+ {
+#ifndef Q_WS_MAC64
+ extern Q_CORE_EXPORT OSErr qt_mac_create_fsspec(const QString &, FSSpec *); // global.cpp
+ FSSpec spec;
+ if(qt_mac_create_fsspec(fnt->fileName, &spec) != noErr)
+ return;
+
+ e = ATSFontActivateFromFileSpecification(&spec, kATSFontContextLocal, kATSFontFormatUnspecified,
+ 0, kATSOptionFlagsDefault, &handle);
+#endif
+ }
+ } else {
+ e = ATSFontActivateFromMemory((void *)fnt->data.constData(), fnt->data.size(), kATSFontContextLocal,
+ kATSFontFormatUnspecified, 0, kATSOptionFlagsDefault, &handle);
+
+ fnt->data = QByteArray();
+ }
+
+ if(e != noErr)
+ return;
+
+ ItemCount fontCount = 0;
+ e = ATSFontFindFromContainer(handle, kATSOptionFlagsDefault, 0, 0, &fontCount);
+ if(e != noErr)
+ return;
+
+ QVarLengthArray<ATSFontRef> containedFonts(fontCount);
+ e = ATSFontFindFromContainer(handle, kATSOptionFlagsDefault, fontCount, containedFonts.data(), &fontCount);
+ if(e != noErr)
+ return;
+
+ fnt->families.clear();
+ for(int i = 0; i < containedFonts.size(); ++i) {
+ QCFString family;
+ ATSFontGetName(containedFonts[i], kATSOptionFlagsDefault, &family);
+ fnt->families.append(family);
+ }
+
+ fnt->handle = handle;
+}
+
+bool QFontDatabase::removeApplicationFont(int handle)
+{
+ QMutexLocker locker(fontDatabaseMutex());
+
+ QFontDatabasePrivate *db = privateDb();
+ if(handle < 0 || handle >= db->applicationFonts.count())
+ return false;
+
+ OSStatus e = ATSFontDeactivate(db->applicationFonts.at(handle).handle,
+ /*iRefCon=*/0, kATSOptionFlagsDefault);
+ if(e != noErr)
+ return false;
+
+ db->applicationFonts[handle] = QFontDatabasePrivate::ApplicationFont();
+
+ db->invalidate();
+ return true;
+}
+
+bool QFontDatabase::removeAllApplicationFonts()
+{
+ QMutexLocker locker(fontDatabaseMutex());
+
+ QFontDatabasePrivate *db = privateDb();
+ for(int i = 0; i < db->applicationFonts.count(); ++i) {
+ if(!removeApplicationFont(i))
+ return false;
+ }
+ return true;
+}
+
+bool QFontDatabase::supportsThreadedFontRendering()
+{
+ return true;
+}
+
+QT_END_NAMESPACE