1 /* 2 * Copyright (C) 2007, 2008 Apple Computer, Inc. 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 "FontCustomPlatformDataCairo.h" 23 24 #include "SharedBuffer.h" 25 #include "FontPlatformData.h" 26 27 #include <cairo-win32.h> 28 #include <wtf/RetainPtr.h> 29 30 31 namespace WebCore { 32 33 FontCustomPlatformData::~FontCustomPlatformData() 34 { 35 cairo_font_face_destroy(m_fontFace); 36 } 37 38 FontPlatformData FontCustomPlatformData::fontPlatformData(int size, bool bold, bool italic, FontOrientation, TextOrientation, FontWidthVariant) 39 { 40 return FontPlatformData(m_fontFace, size, bold, italic); 41 } 42 43 static void releaseData(void* data) 44 { 45 static_cast<SharedBuffer*>(data)->deref(); 46 } 47 48 FontCustomPlatformData* createFontCustomPlatformData(SharedBuffer* buffer) 49 { 50 ASSERT_ARG(buffer, buffer); 51 52 buffer->ref(); 53 HFONT font = reinterpret_cast<HFONT>(buffer); 54 cairo_font_face_t* fontFace = cairo_win32_font_face_create_for_hfont(font); 55 if (!fontFace) 56 return 0; 57 58 static cairo_user_data_key_t bufferKey; 59 cairo_font_face_set_user_data(fontFace, &bufferKey, buffer, releaseData); 60 61 return new FontCustomPlatformData(fontFace); 62 } 63 64 bool FontCustomPlatformData::supportsFormat(const String& format) 65 { 66 return equalIgnoringCase(format, "truetype") || equalIgnoringCase(format, "opentype"); 67 } 68 69 } 70