text: /*
   * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
   * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@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 SVGGradientElement_h
  #define SVGGradientElement_h
  
  #include "core/SVGNames.h"
  #include "core/svg/SVGAnimatedEnumeration.h"
  #include "core/svg/SVGAnimatedTransformList.h"
  #include "core/svg/SVGElement.h"
  #include "core/svg/SVGURIReference.h"
  #include "core/svg/SVGUnitTypes.h"
  #include "platform/graphics/Gradient.h"
  #include "platform/heap/Handle.h"
  
  namespace blink {
  
  enum SVGSpreadMethodType {
      SVGSpreadMethodUnknown = 0,
      SVGSpreadMethodPad,
      SVGSpreadMethodReflect,
      SVGSpreadMethodRepeat
  };
  template<> const SVGEnumerationStringEntries& getStaticStringEntries<SVGSpreadMethodType>();
  
  class SVGGradientElement : public SVGElement,
                             public SVGURIReference {
      DEFINE_WRAPPERTYPEINFO();
      WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(SVGGradientElement);
  public:
      Vector<Gradient::ColorStop> buildStops();
  
      SVGAnimatedTransformList* gradientTransform() { return m_gradientTransform.get(); }
      SVGAnimatedEnumeration<SVGSpreadMethodType>* spreadMethod() { return m_spreadMethod.get(); }
      SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>* gradientUnits() { return m_gradientUnits.get(); }
  
      DECLARE_VIRTUAL_TRACE();
  
  protected:
      SVGGradientElement(const QualifiedName&, Document&);
  
      void svgAttributeChanged(const QualifiedName&) override;
  
  private:
      bool needsPendingResourceHandling() const final { return false; }
  
      void childrenChanged(const ChildrenChange&) final;
  
      RefPtrWillBeMember<SVGAnimatedTransformList> m_gradientTransform;
      RefPtrWillBeMember<SVGAnimatedEnumeration<SVGSpreadMethodType>> m_spreadMethod;
      RefPtrWillBeMember<SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>> m_gradientUnits;
  };
  
  inline bool isSVGGradientElement(const SVGElement& element)
  {
      return element.hasTagName(SVGNames::radialGradientTag) || element.hasTagName(SVGNames::linearGradientTag);
  }
  
  DEFINE_SVGELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGGradientElement);
  
  } // namespace blink
  
  #endif // SVGGradientElement_h
  