SVGFEConvolveMatrix.h [plain text]
#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;
};
}
#endif // ENABLE(SVG) && ENABLE(FILTERS)
#endif // SVGFEConvolveMatrix_h