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/*
* Copyright (C) 2013 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT
* OWNER 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 AnimatableImage_h
#define AnimatableImage_h
#include "core/animation/AnimatableValue.h"
#include "core/css/CSSCrossfadeValue.h"
#include "core/rendering/style/StyleImage.h"
namespace WebCore {
class AnimatableImage : public AnimatableValue {
public:
virtual ~AnimatableImage() { }
static PassRefPtr<AnimatableImage> create(StyleImage* image)
{
return adoptRef(new AnimatableImage(image));
}
PassRefPtr<CSSValue> toCSSValue() const { return m_image->cssValue(); }
StyleImage* toStyleImage() const { return m_image.get(); }
protected:
virtual PassRefPtr<AnimatableValue> interpolateTo(const AnimatableValue*, double fraction) const OVERRIDE;
virtual PassRefPtr<AnimatableValue> addWith(const AnimatableValue*) const OVERRIDE;
private:
AnimatableImage(StyleImage* image)
: m_image(image)
{
ASSERT(m_image);
}
virtual AnimatableType type() const OVERRIDE { return TypeImage; }
virtual bool equalTo(const AnimatableValue*) const OVERRIDE;
const RefPtr<StyleImage> m_image;
};
DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableImage, isImage());
} // namespace WebCore
#endif // AnimatableImage_h
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