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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:41 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:41 -0800 |
commit | 648161bb0edfc3d43db63caed5cc5213bc6cb78f (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /WebCore/platform/graphics/win/SimpleFontDataCairoWin.cpp | |
parent | a65af38181ac7d34544586bdb5cd004de93897ad (diff) | |
download | external_webkit-648161bb0edfc3d43db63caed5cc5213bc6cb78f.zip external_webkit-648161bb0edfc3d43db63caed5cc5213bc6cb78f.tar.gz external_webkit-648161bb0edfc3d43db63caed5cc5213bc6cb78f.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebCore/platform/graphics/win/SimpleFontDataCairoWin.cpp')
-rw-r--r-- | WebCore/platform/graphics/win/SimpleFontDataCairoWin.cpp | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/WebCore/platform/graphics/win/SimpleFontDataCairoWin.cpp b/WebCore/platform/graphics/win/SimpleFontDataCairoWin.cpp deleted file mode 100644 index 07d5305..0000000 --- a/WebCore/platform/graphics/win/SimpleFontDataCairoWin.cpp +++ /dev/null @@ -1,131 +0,0 @@ -/* - * Copyright (C) 2008 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "SimpleFontData.h" - -#include <windows.h> - -#include "Font.h" -#include "FontCache.h" -#include "FontDescription.h" -#include "MathExtras.h" -#include "NotImplemented.h" -#include <cairo.h> -#include <cairo-win32.h> -#include <mlang.h> -#include <tchar.h> - -namespace WebCore { - -void SimpleFontData::platformInit() -{ - m_scriptCache = 0; - m_scriptFontProperties = 0; - m_isSystemFont = false; - m_syntheticBoldOffset = 0; - - if (m_font.useGDI()) - return initGDIFont(); - - HDC hdc = GetDC(0); - SaveDC(hdc); - - cairo_scaled_font_t* scaledFont = m_font.scaledFont(); - const double metricsMultiplier = cairo_win32_scaled_font_get_metrics_factor(scaledFont) * m_font.size(); - - cairo_win32_scaled_font_select_font(scaledFont, hdc); - - TEXTMETRIC textMetrics; - GetTextMetrics(hdc, &textMetrics); - m_ascent = lroundf(textMetrics.tmAscent * metricsMultiplier); - m_descent = lroundf(textMetrics.tmDescent * metricsMultiplier); - m_xHeight = m_ascent * 0.56f; // Best guess for xHeight for non-Truetype fonts. - m_lineGap = lroundf(textMetrics.tmExternalLeading * metricsMultiplier); - m_lineSpacing = m_ascent + m_descent + m_lineGap; - - OUTLINETEXTMETRIC metrics; - if (GetOutlineTextMetrics(hdc, sizeof(metrics), &metrics) > 0) { - // This is a TrueType font. We might be able to get an accurate xHeight - GLYPHMETRICS gm; - MAT2 mat = { 1, 0, 0, 1 }; - DWORD len = GetGlyphOutline(hdc, 'x', GGO_METRICS, &gm, 0, 0, &mat); - if (len != GDI_ERROR && gm.gmptGlyphOrigin.y > 0) - m_xHeight = gm.gmptGlyphOrigin.y * metricsMultiplier; - } - - cairo_win32_scaled_font_done_font(scaledFont); - - m_isSystemFont = false; - m_scriptCache = 0; - m_scriptFontProperties = 0; - - RestoreDC(hdc, -1); - ReleaseDC(0, hdc); -} - -void SimpleFontData::platformDestroy() -{ - cairo_font_face_destroy(m_font.fontFace()); - cairo_scaled_font_destroy(m_font.scaledFont()); - - DeleteObject(m_font.hfont()); - - platformCommonDestroy(); -} - -float SimpleFontData::platformWidthForGlyph(Glyph glyph) const -{ - if (m_font.useGDI()) - return widthForGDIGlyph(glyph); - - HDC hdc = GetDC(0); - SaveDC(hdc); - - cairo_scaled_font_t* scaledFont = m_font.scaledFont(); - cairo_win32_scaled_font_select_font(scaledFont, hdc); - - int width; - GetCharWidthI(hdc, glyph, 1, 0, &width); - - cairo_win32_scaled_font_done_font(scaledFont); - - RestoreDC(hdc, -1); - ReleaseDC(0, hdc); - - const double metricsMultiplier = cairo_win32_scaled_font_get_metrics_factor(scaledFont) * m_font.size(); - return width * metricsMultiplier; -} - -void SimpleFontData::setFont(cairo_t* cr) const -{ - ASSERT(cr); - m_font.setFont(cr); -} - -} |