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/*
* Copyright (C) 2008-2016 Apple Inc. All rights reserved.
*
* 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 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 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.
*/
#pragma once
#include "GeneratedImage.h"
namespace WebCore {
class Gradient;
class ImageBuffer;
class GradientImage final : public GeneratedImage {
public:
static Ref<GradientImage> create(Gradient& generator, const FloatSize& size)
{
return adoptRef(*new GradientImage(generator, size));
}
virtual ~GradientImage();
const Gradient& gradient() const { return m_gradient.get(); }
private:
WEBCORE_EXPORT GradientImage(Gradient&, const FloatSize&);
ImageDrawResult draw(GraphicsContext&, const FloatRect& dstRect, const FloatRect& srcRect, ImagePaintingOptions = { }) final;
void drawPattern(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, ImagePaintingOptions = { }) final;
bool isGradientImage() const final { return true; }
void dump(WTF::TextStream&) const final;
Ref<Gradient> m_gradient;
RefPtr<ImageBuffer> m_cachedImage;
FloatSize m_cachedAdjustedSize;
unsigned m_cachedGeneratorHash { 0 };
FloatSize m_cachedScaleFactor;
};
}
SPECIALIZE_TYPE_TRAITS_IMAGE(GradientImage)
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