| /* |
| 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 |