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/*
Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
2004, 2005 Rob Buis <buis@kde.org>
2005 Eric Seidel <eric@webkit.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
aint 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 SVGFESpecularLighting_h
#define SVGFESpecularLighting_h
#if ENABLE(SVG) && ENABLE(FILTERS)
#include "Color.h"
#include "FilterEffect.h"
#include "SVGLightSource.h"
#include "Filter.h"
namespace WebCore {
class FESpecularLighting : public FilterEffect {
public:
static PassRefPtr<FESpecularLighting> create(FilterEffect*, const Color&, const float&, const float&,
const float&, const float&, const float&, PassRefPtr<LightSource>);
virtual ~FESpecularLighting();
Color lightingColor() const;
void setLightingColor(const Color&);
float surfaceScale() const;
void setSurfaceScale(float);
float specularConstant() const;
void setSpecularConstant(float);
float specularExponent() const;
void setSpecularExponent(float);
float kernelUnitLengthX() const;
void setKernelUnitLengthX(float);
float kernelUnitLengthY() const;
void setKernelUnitLengthY(float);
const LightSource* lightSource() const;
void setLightSource(PassRefPtr<LightSource>);
virtual FloatRect uniteEffectRect(Filter* filter) { return calculateUnionOfChildEffectSubregions(filter, m_in.get()); }
void apply(Filter*);
void dump();
TextStream& externalRepresentation(TextStream& ts) const;
private:
FESpecularLighting(FilterEffect*, const Color&, const float&, const float&, const float&,
const float&, const float&, PassRefPtr<LightSource>);
RefPtr<FilterEffect> m_in;
Color m_lightingColor;
float m_surfaceScale;
float m_specularConstant;
float m_specularExponent;
float m_kernelUnitLengthX;
float m_kernelUnitLengthY;
RefPtr<LightSource> m_lightSource;
};
} // namespace WebCore
#endif // ENABLE(SVG) && ENABLE(FILTERS)
#endif // SVGFESpecularLighting_h
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