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/*
* Copyright (C) Research In Motion Limited 2011. All rights reserved.
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* 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 FEDropShadow_h
#define FEDropShadow_h
#include "core/platform/graphics/filters/Filter.h"
#include "core/platform/graphics/filters/FilterEffect.h"
#include "platform/graphics/Color.h"
namespace WebCore {
class FEDropShadow : public FilterEffect {
public:
static PassRefPtr<FEDropShadow> create(Filter*, float, float, float, float, const Color&, float);
float stdDeviationX() const { return m_stdX; }
void setStdDeviationX(float stdX) { m_stdX = stdX; }
float stdDeviationY() const { return m_stdY; }
void setStdDeviationY(float stdY) { m_stdY = stdY; }
float dx() const { return m_dx; }
void setDx(float dx) { m_dx = dx; }
float dy() const { return m_dy; }
void setDy(float dy) { m_dy = dy; }
Color shadowColor() const { return m_shadowColor; }
void setShadowColor(const Color& shadowColor) { m_shadowColor = shadowColor; }
float shadowOpacity() const { return m_shadowOpacity; }
void setShadowOpacity(float shadowOpacity) { m_shadowOpacity = shadowOpacity; }
static float calculateStdDeviation(float);
virtual void determineAbsolutePaintRect();
virtual FloatRect mapRect(const FloatRect&, bool forward = true) OVERRIDE FINAL;
virtual TextStream& externalRepresentation(TextStream&, int indention) const;
private:
FEDropShadow(Filter*, float, float, float, float, const Color&, float);
virtual void applySoftware() OVERRIDE;
float m_stdX;
float m_stdY;
float m_dx;
float m_dy;
Color m_shadowColor;
float m_shadowOpacity;
};
} // namespace WebCore
#endif // FEDropShadow_h