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/*
* Copyright (C) Research In Motion Limited 2010. All rights reserved.
*
* 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.
*/
#pragma once
#include <unicode/uchar.h>
#include <wtf/Noncopyable.h>
namespace WebCore {
class FontCascade;
class SVGRenderStyle;
class SVGElement;
// Helper class used by SVGTextLayoutEngine to handle 'letter-spacing' and 'word-spacing'.
class SVGTextLayoutEngineSpacing {
WTF_MAKE_NONCOPYABLE(SVGTextLayoutEngineSpacing);
public:
SVGTextLayoutEngineSpacing(const FontCascade&);
float calculateCSSSpacing(const UChar* currentCharacter);
private:
const FontCascade& m_font;
const UChar* m_lastCharacter;
};
} // namespace WebCore
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