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| 1 /* | |
| 2 * Copyright (C) 2007, 2008, 2010 Apple Inc. All rights reserved. | |
| 3 * | |
| 4 * This library is free software; you can redistribute it and/or | |
| 5 * modify it under the terms of the GNU Library General Public | |
| 6 * License as published by the Free Software Foundation; either | |
| 7 * version 2 of the License, or (at your option) any later version. | |
| 8 * | |
| 9 * This library is distributed in the hope that it will be useful, | |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 * Library General Public License for more details. | |
| 13 * | |
| 14 * You should have received a copy of the GNU Library General Public License | |
| 15 * along with this library; see the file COPYING.LIB. If not, write to | |
| 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 17 * Boston, MA 02110-1301, USA. | |
| 18 * | |
| 19 */ | |
| 20 | |
| 21 #include "config.h" | |
| 22 #include "platform/fonts/FontCustomPlatformData.h" | |
| 23 | |
| 24 #include "platform/SharedBuffer.h" | |
| 25 #include "platform/fonts/FontPlatformData.h" | |
| 26 #include "platform/fonts/opentype/OpenTypeSanitizer.h" | |
| 27 #include "third_party/skia/include/core/SkStream.h" | |
| 28 #include "third_party/skia/include/core/SkTypeface.h" | |
| 29 #include "wtf/PassOwnPtr.h" | |
| 30 | |
| 31 #include <ApplicationServices/ApplicationServices.h> | |
| 32 | |
| 33 namespace blink { | |
| 34 | |
| 35 FontCustomPlatformData::FontCustomPlatformData(CGFontRef cgFont, PassRefPtr<SkTy
peface> typeface) | |
| 36 : m_cgFont(AdoptCF, cgFont) | |
| 37 , m_typeface(typeface) | |
| 38 { | |
| 39 } | |
| 40 | |
| 41 FontCustomPlatformData::~FontCustomPlatformData() | |
| 42 { | |
| 43 } | |
| 44 | |
| 45 FontPlatformData FontCustomPlatformData::fontPlatformData(float size, bool bold,
bool italic, FontOrientation orientation) | |
| 46 { | |
| 47 return FontPlatformData(m_cgFont.get(), m_typeface, size, bold, italic, orie
ntation); | |
| 48 } | |
| 49 | |
| 50 PassOwnPtr<FontCustomPlatformData> FontCustomPlatformData::create(SharedBuffer*
buffer) | |
| 51 { | |
| 52 ASSERT_ARG(buffer, buffer); | |
| 53 | |
| 54 OpenTypeSanitizer sanitizer(buffer); | |
| 55 RefPtr<SharedBuffer> transcodeBuffer = sanitizer.sanitize(); | |
| 56 if (!transcodeBuffer) | |
| 57 return nullptr; // validation failed. | |
| 58 buffer = transcodeBuffer.get(); | |
| 59 | |
| 60 RetainPtr<CFDataRef> bufferData(AdoptCF, CFDataCreate(0, reinterpret_cast<co
nst UInt8*>(buffer->data()), buffer->size())); | |
| 61 RetainPtr<CGDataProviderRef> dataProvider(AdoptCF, CGDataProviderCreateWithC
FData(bufferData.get())); | |
| 62 RetainPtr<CGFontRef> cgFontRef(AdoptCF, CGFontCreateWithDataProvider(dataPro
vider.get())); | |
| 63 if (!cgFontRef) | |
| 64 return nullptr; | |
| 65 | |
| 66 RefPtr<SkTypeface> typeface = adoptRef(SkTypeface::CreateFromStream(new SkMe
moryStream(buffer->getAsSkData().get()))); | |
| 67 if (!typeface) | |
| 68 return nullptr; | |
| 69 | |
| 70 return adoptPtr(new FontCustomPlatformData(cgFontRef.leakRef(), typeface.rel
ease())); | |
| 71 } | |
| 72 | |
| 73 bool FontCustomPlatformData::supportsFormat(const String& format) | |
| 74 { | |
| 75 return equalIgnoringCase(format, "truetype") || equalIgnoringCase(format, "o
pentype") || OpenTypeSanitizer::supportsFormat(format); | |
| 76 } | |
| 77 | |
| 78 } // namespace blink | |
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Chromium Code Reviews
Issue 1022663004:
Revert of Revert of Remove Mac native font type members from FontPlatformData (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master