forked from WebKit/WebKit-http
/
GlyphPageTreeNodeHaiku.cpp
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/
GlyphPageTreeNodeHaiku.cpp
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/*
* Copyright (C) 2006 George Staikos <staikos@kde.org>
* Copyright (C) 2006 Dirk Mueller <mueller@kde.org>
* Copyright (C) 2006 Zack Rusin <zack@kde.org>
* Copyright (C) 2007 Ryan Leavengood <leavengood@gmail.com>
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. OR
* 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 "GlyphPage.h"
#include "Font.h"
#include "../freetype/UTF16UChar32Iterator.h"
namespace WebCore {
bool GlyphPage::fill(UChar* buffer, unsigned bufferLength)
{
bool haveGlyphs[bufferLength];
bool hasOneGlyph = false;
const BFont* font = m_font.platformData().font();
// Unfortunately our API expects utf-8 as input...
StringView v(buffer, bufferLength);
font->GetHasGlyphs(v.utf8().data(), bufferLength, haveGlyphs);
UTF16UChar32Iterator iterator(buffer, bufferLength);
for (unsigned i = 0;; i++) {
UChar32 character = iterator.next();
if (character == iterator.end())
break;
if (!haveGlyphs[i])
setGlyphForIndex(i, 0);
else {
hasOneGlyph = true;
setGlyphForIndex(i, character);
}
}
return hasOneGlyph;
}
} // namespace WebCore