/* | |
* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> | |
* 2008 Eric Seidel <eric@webkit.org> | |
* | |
* Redistribution and use in source and binary forms, with or without | |
* modification, are permitted provided that the following conditions | |
* are met: | |
* 1. Redistributions of source code must retain the above copyright | |
* notice, this list of conditions and the following disclaimer. | |
* 2. Redistributions in binary form must reproduce the above copyright | |
* notice, this list of conditions and the following disclaimer in the | |
* documentation and/or other materials provided with the distribution. | |
* | |
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
*/ | |
#ifndef SVGPaintServerGradient_h | |
#define SVGPaintServerGradient_h | |
#if ENABLE(SVG) | |
#include "AffineTransform.h" | |
#include "Color.h" | |
#include "Gradient.h" | |
#include "GraphicsContext.h" | |
#include "SVGPaintServer.h" | |
#include <wtf/RefCounted.h> | |
#include <wtf/RefPtr.h> | |
namespace WebCore { | |
class ImageBuffer; | |
class SVGGradientElement; | |
typedef std::pair<float, Color> SVGGradientStop; | |
class SVGPaintServerGradient : public SVGPaintServer { | |
public: | |
virtual ~SVGPaintServerGradient(); | |
void setGradient(PassRefPtr<Gradient>); | |
Gradient* gradient() const; | |
// Gradient start and end points are percentages when used in boundingBox mode. | |
// For instance start point with value (0,0) is top-left and end point with | |
// value (100, 100) is bottom-right. BoundingBox mode is enabled by default. | |
bool boundingBoxMode() const; | |
void setBoundingBoxMode(bool mode = true); | |
AffineTransform gradientTransform() const; | |
void setGradientTransform(const AffineTransform&); | |
void setGradientStops(const Vector<SVGGradientStop>& stops) { m_stops = stops; } | |
const Vector<SVGGradientStop>& gradientStops() const { return m_stops; } | |
virtual TextStream& externalRepresentation(TextStream&) const; | |
virtual bool setup(GraphicsContext*&, const RenderObject*, const RenderStyle*, SVGPaintTargetType, bool isPaintingText) const; | |
virtual void teardown(GraphicsContext*&, const RenderObject*, SVGPaintTargetType, bool isPaintingText) const; | |
protected: | |
SVGPaintServerGradient(const SVGGradientElement* owner); | |
private: | |
Vector<SVGGradientStop> m_stops; | |
RefPtr<Gradient> m_gradient; | |
bool m_boundingBoxMode; | |
AffineTransform m_gradientTransform; | |
const SVGGradientElement* m_ownerElement; | |
#if PLATFORM(CG) | |
public: | |
mutable GraphicsContext* m_savedContext; | |
mutable OwnPtr<ImageBuffer> m_imageBuffer; | |
#endif | |
}; | |
inline SVGGradientStop makeGradientStop(float offset, const Color& color) | |
{ | |
return std::make_pair(offset, color); | |
} | |
} // namespace WebCore | |
#endif | |
#endif // SVGPaintServerGradient_h |