/*

   Copyright (C) 2007 Eric Seidel <eric@webkit.org>

   Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>

   Copyright (C) 2008 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.

*/

#ifndef SVGFontFaceElement_h

#define SVGFontFaceElement_h

#if ENABLE(SVG_FONTS)

#include "SVGElement.h"

namespace WebCore {

    class CSSFontFaceRule;

    class CSSMutableStyleDeclaration;

    class SVGFontElement;

    class SVGFontFaceElement : public SVGElement {

    public:

        SVGFontFaceElement(const QualifiedName&, Document*);

        virtual ~SVGFontFaceElement();

        virtual void parseMappedAttribute(Attribute*);

        virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);

        virtual void insertedIntoDocument();

        virtual void removedFromDocument();

        unsigned unitsPerEm() const;

        int xHeight() const;

        float horizontalOriginX() const;

        float horizontalOriginY() const;

        float horizontalAdvanceX() const;

        float verticalOriginX() const;

        float verticalOriginY() const;

        float verticalAdvanceY() const;

        int ascent() const;

        int descent() const;

        String fontFamily() const;

        SVGFontElement* associatedFontElement() const { return m_fontElement; }

        void rebuildFontFace();

        void removeFromMappedElementSheet();

    private:

        RefPtr<CSSFontFaceRule> m_fontFaceRule;

        RefPtr<CSSMutableStyleDeclaration> m_styleDeclaration;

        SVGFontElement* m_fontElement;

    };

} // namespace WebCore

#endif // ENABLE(SVG_FONTS)

#endif

// vim:ts=4:noet