khtml/svg/SVGStyledElement.h

   1 /*
   2     Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
   3                   2004, 2005, 2007 Rob Buis <buis@kde.org>
   4
   5     This file is part of the KDE project
   6
   7     This library is free software; you can redistribute it and/or
   8     modify it under the terms of the GNU Library General Public
   9     License as published by the Free Software Foundation; either
  10     version 2 of the License, or (at your option) any later version.
  11
  12     This library is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15     Library General Public License for more details.
  16
  17     You should have received a copy of the GNU Library General Public License
  18     along with this library; see the file COPYING.LIB.  If not, write to
  19     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20     Boston, MA 02110-1301, USA.
  21 */
  22
  23 #ifndef SVGStyledElement_h
  24 #define SVGStyledElement_h
  25
  26 #if ENABLE(SVG)
  27 #include "AffineTransform.h"
  28 #include "Path.h"
  29 #include "SVGElement.h"
  30 #include "SVGLength.h"
  31 #include "SVGResource.h"
  32 #include "SVGStylable.h"
  33
  34 //khtml compat
  35 #include "RenderStyle.h"
  36
  37 namespace WebCore {
  38
  39     class SVGStyledElement : public SVGElement,
  40                              public SVGStylable {
  41     public:
  42         SVGStyledElement(const QualifiedName&, Document*);
  43         virtual ~SVGStyledElement();
  44
  45         virtual bool isStyled() const { return true; }
  46         virtual bool supportsMarkers() const { return false; }
  47
  48         virtual PassRefPtr<CSSValue> getPresentationAttribute(const String& name);
  49         virtual CSSStyleDeclaration* style() { return StyledElement::style(); }
  50
  51         bool isKnownAttribute(const QualifiedName&);
  52
  53         virtual bool rendererIsNeeded(RenderStyle*);
  54         virtual SVGResource* canvasResource() { return 0; }
  55
  56         /*virtual bool mapToEntry(const QualifiedName&, MappedAttributeEntry&) const;*/
  57         virtual void parseMappedAttribute(MappedAttribute*);
  58
  59         virtual void svgAttributeChanged(const QualifiedName&);
  60
  61         virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
  62
  63         // Centralized place to force a manual style resolution. Hacky but needed for now.
  64         RenderStyle* resolveStyle(RenderStyle* parentStyle);
  65
  66         void invalidateResourcesInAncestorChain() const;
  67         virtual void detach();
  68
  69         void setInstanceUpdatesBlocked(bool);
  70
  71     protected:
  72         virtual bool hasRelativeValues() const { return true; }
  73
  74         static int cssPropertyIdForSVGAttributeName(const QualifiedName&);
  75
  76     private:
  77         ANIMATED_PROPERTY_DECLARATIONS(SVGStyledElement, String, String, ClassName, className)
  78
  79         void updateElementInstance(SVGDocumentExtensions*) const;
  80     };
  81
  82 } // namespace WebCore
  83
  84 #endif // ENABLE(SVG)
  85 #endif // SVGStyledElement