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/*
* 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 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 "StringHash.h"
#include <wtf/HashMap.h>
#include <wtf/RetainPtr.h>
#include <wtf/Vector.h>
#include <cairo-win32.h>
using std::min;
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);
}
void FontPlatformData::setFont(cairo_t* cr) const
{
ASSERT(m_scaledFont);
cairo_set_scaled_font(cr, m_scaledFont);
}
}
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