/* | |
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 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; | |
}; | |
} // namespace WebCore | |
#endif // ENABLE(SVG) && ENABLE(FILTERS) | |
#endif // SVGFEDisplacementMap_h |