SVGFEDisplacementMap.h [plain text]
#ifndef SVGFEDisplacementMap_h
#define SVGFEDisplacementMap_h
#if ENABLE(SVG) && ENABLE(FILTERS)
#include "PlatformString.h"
#include "FilterEffect.h"
#include "Filter.h"
namespace WebCore {
enum ChannelSelectorType {
CHANNEL_UNKNOWN = 0,
CHANNEL_R = 1,
CHANNEL_G = 2,
CHANNEL_B = 3,
CHANNEL_A = 4
};
class FEDisplacementMap : public FilterEffect {
public:
static PassRefPtr<FEDisplacementMap> create(FilterEffect*, FilterEffect*, ChannelSelectorType,
ChannelSelectorType, const float&);
ChannelSelectorType xChannelSelector() const;
void setXChannelSelector(const ChannelSelectorType);
ChannelSelectorType yChannelSelector() const;
void setYChannelSelector(const ChannelSelectorType);
float scale() const;
void setScale(float scale);
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:
FEDisplacementMap(FilterEffect*, FilterEffect*, ChannelSelectorType,
ChannelSelectorType, const float&);
RefPtr<FilterEffect> m_in;
RefPtr<FilterEffect> m_in2;
ChannelSelectorType m_xChannelSelector;
ChannelSelectorType m_yChannelSelector;
float m_scale;
};
}
#endif // ENABLE(SVG) && ENABLE(FILTERS)
#endif // SVGFEDisplacementMap_h