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      1 /*
      2  * Copyright (C) 2007 Eric Seidel <eric (at) webkit.org>
      3  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann (at) kde.org>
      4  * Copyright (C) 2008 Rob Buis <buis (at) kde.org>
      5  *
      6  * This library is free software; you can redistribute it and/or
      7  * modify it under the terms of the GNU Library General Public
      8  * License as published by the Free Software Foundation; either
      9  * version 2 of the License, or (at your option) any later version.
     10  *
     11  * This library is distributed in the hope that it will be useful,
     12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  * Library General Public License for more details.
     15  *
     16  * You should have received a copy of the GNU Library General Public License
     17  * along with this library; see the file COPYING.LIB.  If not, write to
     18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     19  * Boston, MA 02110-1301, USA.
     20  */
     21 
     22 #ifndef SVGGlyphElement_h
     23 #define SVGGlyphElement_h
     24 
     25 #if ENABLE(SVG_FONTS)
     26 #include "core/platform/graphics/SVGGlyph.h"
     27 #include "core/svg/SVGElement.h"
     28 
     29 namespace WebCore {
     30 
     31 class SVGFontData;
     32 
     33 class SVGGlyphElement FINAL : public SVGElement {
     34 public:
     35     static PassRefPtr<SVGGlyphElement> create(const QualifiedName&, Document*);
     36 
     37     SVGGlyph buildGlyphIdentifier() const;
     38 
     39     // Helper function used by SVGFont
     40     static void inheritUnspecifiedAttributes(SVGGlyph&, const SVGFontData*);
     41     static String querySVGFontLanguage(const SVGElement*);
     42 
     43     // Helper function shared between SVGGlyphElement & SVGMissingGlyphElement
     44     static SVGGlyph buildGenericGlyphIdentifier(const SVGElement*);
     45 
     46 private:
     47     SVGGlyphElement(const QualifiedName&, Document*);
     48 
     49     // FIXME: svgAttributeChanged missing.
     50     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     51 
     52     virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
     53     virtual void removedFrom(ContainerNode*) OVERRIDE;
     54 
     55     virtual bool rendererIsNeeded(const NodeRenderingContext&) { return false; }
     56 
     57     void invalidateGlyphCache();
     58 };
     59 
     60 } // namespace WebCore
     61 
     62 #endif // ENABLE(SVG_FONTS)
     63 #endif
     64