FontCustomPlatformData* createFontCustomPlatformData(SharedBuffer* buffer)
{
ASSERT_ARG(buffer, buffer);
ATSFontContainerRef containerRef = 0;
ATSFontRef fontRef = 0;
RetainPtr<CGFontRef> cgFontRef;
#if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
RetainPtr<CFDataRef> bufferData(AdoptCF, buffer->createCFData());
RetainPtr<CGDataProviderRef> dataProvider(AdoptCF, CGDataProviderCreateWithCFData(bufferData.get()));
cgFontRef.adoptCF(CGFontCreateWithDataProvider(dataProvider.get()));
if (!cgFontRef)
return 0;
#else
// Use ATS to activate the font.
// The value "3" means that the font is private and can't be seen by anyone else.
ATSFontActivateFromMemory((void*)buffer->data(), buffer->size(), 3, kATSFontFormatUnspecified, NULL, kATSOptionFlagsDefault, &containerRef);
if (!containerRef)
return 0;
ItemCount fontCount;
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 0, NULL, &fontCount);
// We just support the first font in the list.
if (fontCount == 0) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 1, &fontRef, NULL);
if (!fontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
cgFontRef.adoptCF(CGFontCreateWithPlatformFont(&fontRef));
#ifndef BUILDING_ON_TIGER
// Workaround for <rdar://problem/5675504>.
if (cgFontRef && !CGFontGetNumberOfGlyphs(cgFontRef.get()))
cgFontRef = 0;
#endif
if (!cgFontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
#endif // !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
return new FontCustomPlatformData(containerRef, fontRef, cgFontRef.releaseRef());
}
FontCustomPlatformData::~FontCustomPlatformData()
{
#if defined(BUILDING_ON_TIGER) || defined(BUILDING_ON_LEOPARD)
if (m_atsContainer)
ATSFontDeactivate(m_atsContainer, NULL, kATSOptionFlagsDefault);
#endif
CGFontRelease(m_cgFont);
}
FontCustomPlatformData::~FontCustomPlatformData()
{
#if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
// this construct is intentional to match the one in createFontCustomPlatformData below
#else
if (m_atsContainer)
ATSFontDeactivate(m_atsContainer, NULL, kATSOptionFlagsDefault);
#endif
CGFontRelease(m_cgFont);
}
FontCustomPlatformData* createFontCustomPlatformData(SharedBuffer* buffer)
{
ASSERT_ARG(buffer, buffer);
// Use ATS to activate the font.
ATSFontContainerRef containerRef = 0;
// The value "3" means that the font is private and can't be seen by anyone else.
ATSFontActivateFromMemory((void*)buffer->data(), buffer->size(), 3, kATSFontFormatUnspecified, NULL, kATSOptionFlagsDefault, &containerRef);
if (!containerRef)
return 0;
ItemCount fontCount;
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 0, NULL, &fontCount);
// We just support the first font in the list.
if (fontCount == 0) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
ATSFontRef fontRef = 0;
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 1, &fontRef, NULL);
if (!fontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
CGFontRef cgFontRef = CGFontCreateWithPlatformFont(&fontRef);
#ifndef BUILDING_ON_TIGER
// Workaround for <rdar://problem/5675504>.
if (!CGFontGetNumberOfGlyphs(cgFontRef)) {
CFRelease(cgFontRef);
cgFontRef = 0;
}
#endif
if (!cgFontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
return new FontCustomPlatformData(containerRef, fontRef, cgFontRef);
}
FontCustomPlatformData::~FontCustomPlatformData()
{
#ifdef BUILDING_ON_LEOPARD
if (m_atsContainer)
ATSFontDeactivate(m_atsContainer, NULL, kATSOptionFlagsDefault);
#endif
#if USE(SKIA_ON_MAC_CHROMIUM)
SkSafeUnref(m_typeface);
#endif
CGFontRelease(m_cgFont);
}
bool QFontDatabase::removeApplicationFont(int handle)
{
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 FontUnload(const char *p_filename)
{
bool t_success;
t_success = true;
ATSFontContainerRef t_container;
t_container = NULL;
if (t_success)
{
t_container = s_font_map[p_filename];
if (t_container == NULL)
t_success = false;
}
if (t_success)
{
OSStatus t_status;
t_status = ATSFontDeactivate(t_container, NULL, kATSOptionFlagsDefault);
s_font_map . erase(p_filename);
}
return t_success;
}
FontCustomPlatformData::~FontCustomPlatformData()
{
ATSFontDeactivate(m_atsContainer, NULL, kATSOptionFlagsDefault);
CGFontRelease(m_cgFont);
}
FontCustomPlatformData* createFontCustomPlatformData(SharedBuffer* buffer)
{
ASSERT_ARG(buffer, buffer);
#if USE(OPENTYPE_SANITIZER)
OpenTypeSanitizer sanitizer(buffer);
RefPtr<SharedBuffer> transcodeBuffer = sanitizer.sanitize();
if (!transcodeBuffer)
return 0; // validation failed.
buffer = transcodeBuffer.get();
#else
RefPtr<SharedBuffer> sfntBuffer;
if (isWOFF(buffer)) {
Vector<char> sfnt;
if (!convertWOFFToSfnt(buffer, sfnt))
return 0;
sfntBuffer = SharedBuffer::adoptVector(sfnt);
buffer = sfntBuffer.get();
}
#endif
ATSFontContainerRef containerRef = 0;
RetainPtr<CGFontRef> cgFontRef;
#ifndef BUILDING_ON_LEOPARD
RetainPtr<CFDataRef> bufferData(AdoptCF, buffer->createCFData());
RetainPtr<CGDataProviderRef> dataProvider(AdoptCF, CGDataProviderCreateWithCFData(bufferData.get()));
cgFontRef.adoptCF(CGFontCreateWithDataProvider(dataProvider.get()));
if (!cgFontRef)
return 0;
#else
// Use ATS to activate the font.
// The value "3" means that the font is private and can't be seen by anyone else.
ATSFontActivateFromMemory((void*)buffer->data(), buffer->size(), 3, kATSFontFormatUnspecified, NULL, kATSOptionFlagsDefault, &containerRef);
if (!containerRef)
return 0;
ItemCount fontCount;
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 0, NULL, &fontCount);
// We just support the first font in the list.
if (fontCount == 0) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
ATSFontRef fontRef = 0;
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 1, &fontRef, NULL);
if (!fontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
cgFontRef.adoptCF(CGFontCreateWithPlatformFont(&fontRef));
// Workaround for <rdar://problem/5675504>.
if (cgFontRef && !CGFontGetNumberOfGlyphs(cgFontRef.get()))
cgFontRef = 0;
if (!cgFontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
#endif // !defined(BUILDING_ON_LEOPARD)
FontCustomPlatformData* fontCustomPlatformData = new FontCustomPlatformData(containerRef, cgFontRef.releaseRef());
#if USE(SKIA_ON_MAC_CHROMIUM)
RemoteFontStream* stream = new RemoteFontStream(buffer);
fontCustomPlatformData->m_typeface = SkTypeface::CreateFromStream(stream);
stream->unref();
#endif
return fontCustomPlatformData;
}
FontCustomPlatformData* createFontCustomPlatformData(SharedBuffer* buffer)
{
ASSERT_ARG(buffer, buffer);
#if ENABLE(OPENTYPE_SANITIZER)
OpenTypeSanitizer sanitizer(buffer);
RefPtr<SharedBuffer> transcodeBuffer = sanitizer.sanitize();
if (!transcodeBuffer)
return 0; // validation failed.
buffer = transcodeBuffer.get();
#endif
ATSFontContainerRef containerRef = 0;
ATSFontRef fontRef = 0;
RetainPtr<CGFontRef> cgFontRef;
#if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
RetainPtr<CFDataRef> bufferData(AdoptCF, buffer->createCFData());
RetainPtr<CGDataProviderRef> dataProvider(AdoptCF, CGDataProviderCreateWithCFData(bufferData.get()));
cgFontRef.adoptCF(CGFontCreateWithDataProvider(dataProvider.get()));
if (!cgFontRef)
return 0;
#else
// Use ATS to activate the font.
// The value "3" means that the font is private and can't be seen by anyone else.
ATSFontActivateFromMemory((void*)buffer->data(), buffer->size(), 3, kATSFontFormatUnspecified, NULL, kATSOptionFlagsDefault, &containerRef);
if (!containerRef)
return 0;
ItemCount fontCount;
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 0, NULL, &fontCount);
// We just support the first font in the list.
if (fontCount == 0) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
ATSFontFindFromContainer(containerRef, kATSOptionFlagsDefault, 1, &fontRef, NULL);
if (!fontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
cgFontRef.adoptCF(CGFontCreateWithPlatformFont(&fontRef));
#ifndef BUILDING_ON_TIGER
// Workaround for <rdar://problem/5675504>.
if (cgFontRef && !CGFontGetNumberOfGlyphs(cgFontRef.get()))
cgFontRef = 0;
#endif
#if PLATFORM(APOLLO)
// On Leopard the CGFontGetNumberOfGlyphs call is necessary to reject invalid fonts
// On Snow Leopard this happens at ATSFontActivateFromMemory
if (isOsLeopardOrGreater()) {
static _CGFontGetNumberOfGlyphsFunc CGFontGetNumberOfGlyphsFunc = getCGFontGetNumberOfGlyphsFunc();
if (CGFontGetNumberOfGlyphsFunc && cgFontRef && !CGFontGetNumberOfGlyphsFunc(cgFontRef.get())) {
cgFontRef = 0;
}
}
#endif
if (!cgFontRef) {
ATSFontDeactivate(containerRef, NULL, kATSOptionFlagsDefault);
return 0;
}
#endif // !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
return new FontCustomPlatformData(containerRef, fontRef, cgFontRef.releaseRef());
}