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;
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;
}
char*
GetGlyphName_AAT(ATSUStyle style, UInt16 gid, int* len)
{
static char buffer[256];
const char* namePtr;
ATSUFontID fontID;
ATSUGetAttribute(style, kATSUFontTag, sizeof(ATSUFontID), &fontID, 0);
ATSFontRef fontRef = FMGetATSFontRefFromFont(fontID);
ByteCount length;
OSStatus status = ATSFontGetTable(fontRef, kPost, 0, 0, 0, &length);
if (status != noErr)
return 0;
void* table = xmalloc(length);
status = ATSFontGetTable(fontRef, kPost, 0, length, table, &length);
if (status != noErr) {
free(table);
return 0;
}
namePtr = getGlyphNamePtr(table, length, gid, len);
if (*len > 255)
*len = 255;
if (namePtr) {
memcpy(buffer, namePtr, *len);
buffer[*len] = 0;
}
free(table);
return &buffer[0];
}
QFontEngine::Properties QFontEngineMac::properties() const
{
QFontEngine::Properties props;
ATSFontRef atsFont = FMGetATSFontRefFromFont(fontID);
quint16 tmp;
if (ATSFontGetTable(atsFont, MAKE_TAG('h', 'e', 'a', 'd'), 18, 2, &tmp, 0) == noErr)
props.emSquare = qFromBigEndian<quint16>(tmp);
struct {
qint16 xMin;
qint16 yMin;
qint16 xMax;
qint16 yMax;
} bbox;
bbox.xMin = bbox.xMax = bbox.yMin = bbox.yMax = 0;
if (ATSFontGetTable(atsFont, MAKE_TAG('h', 'e', 'a', 'd'), 36, 8, &bbox, 0) == noErr) {
bbox.xMin = qFromBigEndian<quint16>(bbox.xMin);
bbox.yMin = qFromBigEndian<quint16>(bbox.yMin);
bbox.xMax = qFromBigEndian<quint16>(bbox.xMax);
bbox.yMax = qFromBigEndian<quint16>(bbox.yMax);
}
struct {
qint16 ascender;
qint16 descender;
qint16 linegap;
} metrics;
metrics.ascender = metrics.descender = metrics.linegap = 0;
if (ATSFontGetTable(atsFont, MAKE_TAG('h', 'h', 'e', 'a'), 4, 6, &metrics, 0) == noErr) {
metrics.ascender = qFromBigEndian<quint16>(metrics.ascender);
metrics.descender = qFromBigEndian<quint16>(metrics.descender);
metrics.linegap = qFromBigEndian<quint16>(metrics.linegap);
}
props.ascent = metrics.ascender;
props.descent = -metrics.descender;
props.leading = metrics.linegap;
props.boundingBox = QRectF(bbox.xMin, -bbox.yMax,
bbox.xMax - bbox.xMin,
bbox.yMax - bbox.yMin);
props.italicAngle = 0;
props.capHeight = props.ascent;
qint16 lw = 0;
if (ATSFontGetTable(atsFont, MAKE_TAG('p', 'o', 's', 't'), 10, 2, &lw, 0) == noErr)
lw = qFromBigEndian<quint16>(lw);
props.lineWidth = lw;
QCFString psName;
if (ATSFontGetPostScriptName(FMGetATSFontRefFromFont(fontID), kATSOptionFlagsDefault, &psName) == noErr)
props.postscriptName = QString(psName).toUtf8();
props.postscriptName = QPdf::stripSpecialCharacters(props.postscriptName);
return props;
}
QByteArray QFontEngineMac::getSfntTable(uint tag) const
{
ATSFontRef atsFont = FMGetATSFontRefFromFont(fontID);
ByteCount length;
OSStatus status = ATSFontGetTable(atsFont, tag, 0, 0, 0, &length);
if (status != noErr)
return QByteArray();
QByteArray table(length, 0);
status = ATSFontGetTable(atsFont, tag, 0, table.length(), table.data(), &length);
if (status != noErr)
return QByteArray();
return table;
}
int MapGlyphToIndex_AAT(ATSUStyle style, const char* glyphName)
{
ATSUFontID fontID;
ATSUGetAttribute(style, kATSUFontTag, sizeof(ATSUFontID), &fontID, 0);
ATSFontRef fontRef = FMGetATSFontRefFromFont(fontID);
ByteCount length;
OSStatus status = ATSFontGetTable(fontRef, kPost, 0, 0, 0, &length);
if (status != noErr)
return 0;
void* table = xmalloc(length);
status = ATSFontGetTable(fontRef, kPost, 0, length, table, &length);
if (status != noErr) {
free(table);
return 0;
}
int rval = findGlyphInPostTable(table, length, glyphName);
free(table);
return rval;
}
static void initializeDb()
{
QFontDatabasePrivate *db = privateDb();
if(!db || db->count)
return;
#if (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
{
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);
}
}
}
QFontEngineMac::QFontEngineMac(ATSUStyle baseStyle, ATSUFontID fontID, const QFontDef &def, QFontEngineMacMulti *multiEngine)
: fontID(fontID), multiEngine(multiEngine), cmap(0), symbolCMap(false)
{
fontDef = def;
ATSUCreateAndCopyStyle(baseStyle, &style);
ATSFontRef atsFont = FMGetATSFontRefFromFont(fontID);
cgFont = CGFontCreateWithPlatformFont(&atsFont);
const int maxAttributeCount = 4;
ATSUAttributeTag tags[maxAttributeCount + 1];
ByteCount sizes[maxAttributeCount + 1];
ATSUAttributeValuePtr values[maxAttributeCount + 1];
int attributeCount = 0;
synthesisFlags = 0;
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);
}
Boolean atsuBold = false;
Boolean atsuItalic = false;
if (fontDef.weight >= QFont::Bold) {
if (!(macStyle & 1)) {
synthesisFlags |= SynthesizedBold;
atsuBold = true;
tags[attributeCount] = kATSUQDBoldfaceTag;
sizes[attributeCount] = sizeof(atsuBold);
values[attributeCount] = &atsuBold;
++attributeCount;
}
}
if (fontDef.style != QFont::StyleNormal) {
if (!(macStyle & 2)) {
synthesisFlags |= SynthesizedItalic;
atsuItalic = true;
tags[attributeCount] = kATSUQDItalicTag;
sizes[attributeCount] = sizeof(atsuItalic);
values[attributeCount] = &atsuItalic;
++attributeCount;
}
}
tags[attributeCount] = kATSUFontTag;
values[attributeCount] = &fontID;
sizes[attributeCount] = sizeof(fontID);
++attributeCount;
Q_ASSERT(attributeCount < maxAttributeCount + 1);
OSStatus err = ATSUSetAttributes(style, attributeCount, tags, sizes, values);
Q_ASSERT(err == noErr);
Q_UNUSED(err);
quint16 tmpFsType;
if (ATSFontGetTable(atsFont, MAKE_TAG('O', 'S', '/', '2'), 8, 2, &tmpFsType, 0) == noErr)
fsType = qFromBigEndian<quint16>(tmpFsType);
else
fsType = 0;
}
