Esempio n. 1
0
bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
                                          bool fixedWidthOnly)
{
    //
    // From Apple's QA 1471 http://developer.apple.com/qa/qa2006/qa1471.html
    //
    
    ATSFontFamilyIterator theFontFamilyIterator = NULL;
    ATSFontFamilyRef theATSFontFamilyRef = 0;
    OSStatus status = noErr;
    
    wxArrayString fontFamilies ;
    
    // Create the iterator
    status = ATSFontFamilyIteratorCreate(kATSFontContextLocal, nil,nil,
                                         kATSOptionFlagsUnRestrictedScope,
                                         &theFontFamilyIterator );
    
    wxUint32 macEncoding = wxMacGetSystemEncFromFontEnc(encoding) ;
    
    while (status == noErr)
    {
        // Get the next font in the iteration.
        status = ATSFontFamilyIteratorNext( theFontFamilyIterator, &theATSFontFamilyRef );
        if(status == noErr)
        {
 #ifndef __LP64__
            // TODO CS : Find replacement
            // added CS : avoid showing fonts that won't be displayable
            FMFontStyle intrinsicStyle = 0 ;
            FMFont fontInstance ;
            FMFontFamily fmFamily = FMGetFontFamilyFromATSFontFamilyRef( theATSFontFamilyRef );
            status = FMGetFontFromFontFamilyInstance( fmFamily , 0 , &fontInstance , &intrinsicStyle);
            if ( status != noErr )
            {
                status = noErr;
                continue ;
            }
#endif
            if ( encoding != wxFONTENCODING_SYSTEM )
            {
                TextEncoding fontFamiliyEncoding = ATSFontFamilyGetEncoding(theATSFontFamilyRef) ;
                if ( fontFamiliyEncoding != macEncoding )
                    continue ;
            }
            
            // TODO: determine fixed widths ...

            CFStringRef theName = NULL;
            ATSFontFamilyGetName(theATSFontFamilyRef, kATSOptionFlagsDefault, &theName);
            wxMacCFStringHolder cfName(theName) ;
            fontFamilies.Add(cfName.AsString(wxLocale::GetSystemEncoding()));
        }
        else if (status == kATSIterationScopeModified) // Make sure the font database hasnÕt changed.
        {
            // reset the iterator
            status = ATSFontFamilyIteratorReset (kATSFontContextLocal, nil, nil,
                                                 kATSOptionFlagsUnRestrictedScope,
                                                 &theFontFamilyIterator);
            fontFamilies.Clear() ;
        }
    }
    ATSFontFamilyIteratorRelease(&theFontFamilyIterator);
    
    for ( size_t i = 0 ; i < fontFamilies.Count() ; ++i )
    {
        if ( OnFacename( fontFamilies[i] ) == false )
            break ;
    }
    
    return true;
}
Esempio n. 2
0
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 = familyList(req);

    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;
                } else {
#if defined(QT_MAC_USE_COCOA)
                    // ATS and CT disagrees on what the family name should be,
                    // use CT to look up the font if ATS fails.
                    QCFString familyName = QString::fromAscii(family_name);
                    QCFType<CTFontRef> CTfontRef = CTFontCreateWithName(familyName, 12, NULL);
                    QCFType<CTFontDescriptorRef> fontDescriptor = CTFontCopyFontDescriptor(CTfontRef);
                    QCFString displayName = (CFStringRef)CTFontDescriptorCopyAttribute(fontDescriptor, kCTFontDisplayNameAttribute);

                    familyRef = ATSFontFamilyFindFromName(displayName, kATSOptionFlagsDefault);
                    if (familyRef) {
                        fontRef = ATSFontFindFromName(displayName, kATSOptionFlagsDefault);
                        goto FamilyFound;
                    }
#endif
                }
            }
        }
    }
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);
}
Esempio n. 3
0
QFontEngineMacMulti::QFontEngineMacMulti(const ATSFontFamilyRef &atsFamily, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning)
    : QFontEngineMulti(0)
{
    this->fontDef = fontDef;
    this->kerning = kerning;

    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;

    status = ATSUCreateTextLayout(&textLayout);
    Q_ASSERT(status == noErr);

    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] = &this->fontID;
    ++attributeCount;

    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;
    }

    status = ATSUCreateStyle(&style);
    Q_ASSERT(status == noErr);

    Q_ASSERT(attributeCount < maxAttributeCount + 1);
    status = ATSUSetAttributes(style, attributeCount, tags, sizes, values);
    Q_ASSERT(status == noErr);

    QFontEngineMac *fe = new QFontEngineMac(style, fontID, fontDef, this);
    fe->ref.ref();
    engines.append(fe);
}