/*
 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
 * Copyright (C) 2005 Oliver Hunt <oliver@nerget.com>
 *
 * 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 SVGFEDiffuseLightingElement_h
#define SVGFEDiffuseLightingElement_h

#include "core/SVGNames.h"
#include "core/svg/SVGAnimatedNumberOptionalNumber.h"
#include "core/svg/SVGFELightElement.h"
#include "core/svg/SVGFilterPrimitiveStandardAttributes.h"
#include "platform/heap/Handle.h"

namespace blink {

class SVGFEDiffuseLightingElement final
    : public SVGFilterPrimitiveStandardAttributes {
  DEFINE_WRAPPERTYPEINFO();

 public:
  DECLARE_NODE_FACTORY(SVGFEDiffuseLightingElement);
  void lightElementAttributeChanged(const SVGFELightElement*,
                                    const QualifiedName&);

  SVGAnimatedNumber* diffuseConstant() { return m_diffuseConstant.get(); }
  SVGAnimatedNumber* surfaceScale() { return m_surfaceScale.get(); }
  SVGAnimatedNumber* kernelUnitLengthX() {
    return m_kernelUnitLength->firstNumber();
  }
  SVGAnimatedNumber* kernelUnitLengthY() {
    return m_kernelUnitLength->secondNumber();
  }
  SVGAnimatedString* in1() { return m_in1.get(); }

  DECLARE_VIRTUAL_TRACE();

 private:
  explicit SVGFEDiffuseLightingElement(Document&);

  bool setFilterEffectAttribute(FilterEffect*, const QualifiedName&) override;
  void svgAttributeChanged(const QualifiedName&) override;
  FilterEffect* build(SVGFilterBuilder*, Filter*) override;

  Member<SVGAnimatedNumber> m_diffuseConstant;
  Member<SVGAnimatedNumber> m_surfaceScale;
  Member<SVGAnimatedNumberOptionalNumber> m_kernelUnitLength;
  Member<SVGAnimatedString> m_in1;
};

}  // namespace blink

#endif  // SVGFEDiffuseLightingElement_h