WebCore/svg/SVGFontData.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 01:32:07 +0300
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/*
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 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public License
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 * along with this library; see the file COPYING.LIB.  If not, write to
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 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 * Boston, MA 02110-1301, USA.
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 *
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 */
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#ifndef SVGFontData_h
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#define SVGFontData_h
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#if ENABLE(SVG_FONTS)
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#include "SVGFontFaceElement.h"
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namespace WebCore {
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class SVGFontData : public Noncopyable {
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public:
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    SVGFontData(SVGFontFaceElement*);
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    virtual ~SVGFontData();
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    SVGFontFaceElement* svgFontFaceElement() const { return m_svgFontFaceElement; }
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    float horizontalOriginX() const { return m_horizontalOriginX; }
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    float horizontalOriginY() const { return m_horizontalOriginY; }
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    float horizontalAdvanceX() const { return m_horizontalAdvanceX; }
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    float verticalOriginX() const { return m_verticalOriginX; }
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    float verticalOriginY() const { return m_verticalOriginY; }
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    float verticalAdvanceY() const { return m_verticalAdvanceY; }
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private:
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    // Ths SVGFontFaceElement is kept alive --
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    // 1) in the external font case: by the CSSFontFaceSource, which holds a reference to the external SVG document
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    //    containing the element;
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    // 2) in the in-document font case: by virtue of being in the document tree and making sure that when it is removed
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    //    from the document, it removes the @font-face rule it owns from the document's mapped element sheet and forces
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    //    a style update.
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    SVGFontFaceElement* m_svgFontFaceElement;
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    float m_horizontalOriginX;
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    float m_horizontalOriginY;
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    float m_horizontalAdvanceX;
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    float m_verticalOriginX;
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    float m_verticalOriginY;
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    float m_verticalAdvanceY;
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};
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} // namespace WebCore
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#endif
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#endif // SVGFontData_h