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/*
* Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
* Copyright (C) 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
* along 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(ChannelSelectorType, ChannelSelectorType, float);
ChannelSelectorType xChannelSelector() const;
void setXChannelSelector(const ChannelSelectorType);
ChannelSelectorType yChannelSelector() const;
void setYChannelSelector(const ChannelSelectorType);
float scale() const;
void setScale(float scale);
void apply(Filter*);
void dump();
TextStream& externalRepresentation(TextStream&, int indent) const;
private:
FEDisplacementMap(ChannelSelectorType, ChannelSelectorType, float);
ChannelSelectorType m_xChannelSelector;
ChannelSelectorType m_yChannelSelector;
float m_scale;
};
} // namespace WebCore
#endif // ENABLE(SVG) && ENABLE(FILTERS)
#endif // SVGFEDisplacementMap_h
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