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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/platform/graphics/win/FontPlatformDataCairoWin.cpp | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/platform/graphics/win/FontPlatformDataCairoWin.cpp')
-rw-r--r-- | Source/WebCore/platform/graphics/win/FontPlatformDataCairoWin.cpp | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/win/FontPlatformDataCairoWin.cpp b/Source/WebCore/platform/graphics/win/FontPlatformDataCairoWin.cpp new file mode 100644 index 0000000..0f5c365 --- /dev/null +++ b/Source/WebCore/platform/graphics/win/FontPlatformDataCairoWin.cpp @@ -0,0 +1,143 @@ +/* + * This file is part of the internal font implementation. It should not be included by anyone other than + * FontMac.cpp, FontWin.cpp and Font.cpp. + * + * Copyright (C) 2006, 2007, 2008 Apple Inc. + * Copyright (C) 2007 Alp Toker + * Copyright (C) 2008, 2010 Brent Fulgham + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include "config.h" +#include "FontPlatformData.h" + +#include "PlatformString.h" +#include <wtf/HashMap.h> +#include <wtf/RetainPtr.h> +#include <wtf/Vector.h> +#include <wtf/text/StringHash.h> + +#include <cairo-win32.h> + +using namespace std; + +namespace WebCore { + +void FontPlatformData::platformDataInit(HFONT font, float size, HDC hdc, WCHAR* faceName) +{ + m_fontFace = cairo_win32_font_face_create_for_hfont(font); + + cairo_matrix_t sizeMatrix, ctm; + cairo_matrix_init_identity(&ctm); + cairo_matrix_init_scale(&sizeMatrix, size, size); + + static cairo_font_options_t* fontOptions = 0; + if (!fontOptions) { + fontOptions = cairo_font_options_create(); + cairo_font_options_set_antialias(fontOptions, CAIRO_ANTIALIAS_SUBPIXEL); + } + + m_scaledFont = cairo_scaled_font_create(m_fontFace, &sizeMatrix, &ctm, fontOptions); +} + +FontPlatformData::FontPlatformData(cairo_font_face_t* fontFace, float size, bool bold, bool oblique) + : m_font(0) + , m_size(size) + , m_fontFace(fontFace) + , m_scaledFont(0) + , m_syntheticBold(bold) + , m_syntheticOblique(oblique) + , m_useGDI(false) +{ + cairo_matrix_t fontMatrix; + cairo_matrix_init_scale(&fontMatrix, size, size); + cairo_matrix_t ctm; + cairo_matrix_init_identity(&ctm); + cairo_font_options_t* options = cairo_font_options_create(); + + // We force antialiasing and disable hinting to provide consistent + // typographic qualities for custom fonts on all platforms. + cairo_font_options_set_hint_style(options, CAIRO_HINT_STYLE_NONE); + cairo_font_options_set_antialias(options, CAIRO_ANTIALIAS_GRAY); + + m_scaledFont = cairo_scaled_font_create(fontFace, &fontMatrix, &ctm, options); + cairo_font_options_destroy(options); +} + +FontPlatformData::FontPlatformData(const FontPlatformData& source) + : m_font(source.m_font) + , m_size(source.m_size) + , m_fontFace(0) + , m_scaledFont(0) + , m_syntheticBold(source.m_syntheticBold) + , m_syntheticOblique(source.m_syntheticOblique) + , m_useGDI(source.m_useGDI) +{ + if (source.m_fontFace) + m_fontFace = cairo_font_face_reference(source.m_fontFace); + + if (source.m_scaledFont) + m_scaledFont = cairo_scaled_font_reference(source.m_scaledFont); +} + + +FontPlatformData::~FontPlatformData() +{ + cairo_scaled_font_destroy(m_scaledFont); + cairo_font_face_destroy(m_fontFace); +} + +FontPlatformData& FontPlatformData::operator=(const FontPlatformData& other) +{ + // Check for self-assignment. + if (this == &other) + return *this; + + m_font = other.m_font; + m_size = other.m_size; + m_syntheticBold = other.m_syntheticBold; + m_syntheticOblique = other.m_syntheticOblique; + m_useGDI = other.m_useGDI; + + if (other.m_fontFace) + cairo_font_face_reference(other.m_fontFace); + if (m_fontFace) + cairo_font_face_destroy(m_fontFace); + m_fontFace = other.m_fontFace; + + if (other.m_scaledFont) + cairo_scaled_font_reference(other.m_scaledFont); + if (m_scaledFont) + cairo_scaled_font_destroy(m_scaledFont); + m_scaledFont = other.m_scaledFont; + + return *this; +} + +bool FontPlatformData::operator==(const FontPlatformData& other) const +{ + return m_font == other.m_font + && m_fontFace == other.m_fontFace + && m_scaledFont == other.m_scaledFont + && m_size == other.m_size + && m_syntheticBold == other.m_syntheticBold + && m_syntheticOblique == other.m_syntheticOblique + && m_useGDI == other.m_useGDI; +} + +} |