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/*
* Copyright (C) Research In Motion Limited 2010. All rights reserved.
* Copyright (C) 2023 Apple Inc. 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.
*/
#include "config.h"
#include "SVGTextLayoutEngineSpacing.h"
#include "FontCascade.h"
#include "SVGFontElement.h"
#include "SVGFontFaceElement.h"
#include "SVGLengthContext.h"
namespace WebCore {
SVGTextLayoutEngineSpacing::SVGTextLayoutEngineSpacing(const FontCascade& font)
: m_font(font)
, m_lastCharacter(0)
{
}
float SVGTextLayoutEngineSpacing::calculateCSSSpacing(char16_t currentCharacter)
{
float spacing = m_font->letterSpacing();
if (m_font->wordSpacing() && FontCascade::treatAsSpace(currentCharacter) && !FontCascade::treatAsSpace(m_lastCharacter))
spacing += m_font->wordSpacing();
m_lastCharacter = currentCharacter;
return spacing;
}
}
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