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/*
Copyright (C) 2007 Eric Seidel <eric@webkit.org>
Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
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 SVGFontElement_h
#define SVGFontElement_h
#if ENABLE(SVG_FONTS)
#include "SVGExternalResourcesRequired.h"
#include "SVGGlyphElement.h"
#include "SVGGlyphMap.h"
#include "SVGHKernElement.h"
#include "SVGStyledElement.h"
namespace WebCore {
class SVGMissingGlyphElement;
class SVGFontElement : public SVGStyledElement
, public SVGExternalResourcesRequired {
public:
SVGFontElement(const QualifiedName&, Document*);
virtual ~SVGFontElement();
virtual bool rendererIsNeeded(RenderStyle*) { return false; }
virtual const SVGElement* contextElement() const { return this; }
void invalidateGlyphCache();
void getGlyphIdentifiersForString(const String&, Vector<SVGGlyphIdentifier>&) const;
bool getHorizontalKerningPairForStringsAndGlyphs(const String& u1, const String& g1, const String& u2, const String& g2, SVGHorizontalKerningPair& kerningPair) const;
SVGMissingGlyphElement* firstMissingGlyphElement() const;
// KHTML ElementImpl pure virtual method
virtual quint32 id() const { return SVGNames::textTag.id(); }
private:
void ensureGlyphCache() const;
typedef Vector<SVGHorizontalKerningPair> KerningPairVector;
mutable KerningPairVector m_kerningPairs;
mutable SVGGlyphMap m_glyphMap;
mutable bool m_isGlyphCacheValid;
};
} // namespace WebCore
#endif // ENABLE(SVG_FONTS)
#endif
// vim:ts=4:noet
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