/* | |
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 SVGFEConvolveMatrix_h | |
#define SVGFEConvolveMatrix_h | |
#if ENABLE(SVG) && ENABLE(FILTERS) | |
#include "FilterEffect.h" | |
#include "FloatPoint.h" | |
#include "FloatSize.h" | |
#include "Filter.h" | |
#include <wtf/Vector.h> | |
namespace WebCore { | |
enum EdgeModeType { | |
EDGEMODE_UNKNOWN = 0, | |
EDGEMODE_DUPLICATE = 1, | |
EDGEMODE_WRAP = 2, | |
EDGEMODE_NONE = 3 | |
}; | |
class FEConvolveMatrix : public FilterEffect { | |
public: | |
static PassRefPtr<FEConvolveMatrix> create(FilterEffect*, FilterEffect*, const FloatSize&, | |
const float&, const float&, const FloatSize&, EdgeModeType, const FloatPoint&, | |
bool, const Vector<float>&); | |
FloatSize kernelSize() const; | |
void setKernelSize(FloatSize); | |
const Vector<float>& kernel() const; | |
void setKernel(const Vector<float>&); | |
float divisor() const; | |
void setDivisor(float); | |
float bias() const; | |
void setBias(float); | |
FloatSize targetOffset() const; | |
void setTargetOffset(FloatSize); | |
EdgeModeType edgeMode() const; | |
void setEdgeMode(EdgeModeType); | |
FloatPoint kernelUnitLength() const; | |
void setKernelUnitLength(FloatPoint); | |
bool preserveAlpha() const; | |
void setPreserveAlpha(bool); | |
virtual FloatRect uniteChildEffectSubregions(Filter* filter) { return calculateUnionOfChildEffectSubregions(filter, m_in.get(), m_in2.get()); } | |
void apply(Filter*); | |
void dump(); | |
TextStream& externalRepresentation(TextStream& ts) const; | |
private: | |
FEConvolveMatrix(FilterEffect*, FilterEffect*, const FloatSize&, const float&, const float&, | |
const FloatSize&, EdgeModeType, const FloatPoint&, bool, const Vector<float>&); | |
RefPtr<FilterEffect> m_in; | |
RefPtr<FilterEffect> m_in2; | |
FloatSize m_kernelSize; | |
float m_divisor; | |
float m_bias; | |
FloatSize m_targetOffset; | |
EdgeModeType m_edgeMode; | |
FloatPoint m_kernelUnitLength; | |
bool m_preserveAlpha; | |
Vector<float> m_kernelMatrix; | |
}; | |
} // namespace WebCore | |
#endif // ENABLE(SVG) && ENABLE(FILTERS) | |
#endif // SVGFEConvolveMatrix_h |