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/*
* Copyright (C) 1999 Lars Knoll <knoll@kde.org>
* Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
* Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
* Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
* Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
* Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
*
* 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 RenderImageResource_h
#define RenderImageResource_h
#include "core/fetch/ImageResource.h"
#include "core/fetch/ResourcePtr.h"
#include "core/rendering/style/StyleImage.h"
namespace WebCore {
class RenderObject;
class RenderImageResource {
WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_FAST_ALLOCATED;
public:
virtual ~RenderImageResource();
static PassOwnPtr<RenderImageResource> create()
{
return adoptPtr(new RenderImageResource);
}
virtual void initialize(RenderObject*);
virtual void shutdown();
void setImageResource(ImageResource*);
ImageResource* cachedImage() const { return m_cachedImage.get(); }
virtual bool hasImage() const { return m_cachedImage; }
void resetAnimation();
virtual PassRefPtr<Image> image(int /* width */ = 0, int /* height */ = 0) const
{
return m_cachedImage ? m_cachedImage->imageForRenderer(m_renderer) : Image::nullImage();
}
virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); }
virtual void setContainerSizeForRenderer(const IntSize&);
virtual bool usesImageContainerSize() const { return m_cachedImage ? m_cachedImage->usesImageContainerSize() : false; }
virtual bool imageHasRelativeWidth() const { return m_cachedImage ? m_cachedImage->imageHasRelativeWidth() : false; }
virtual bool imageHasRelativeHeight() const { return m_cachedImage ? m_cachedImage->imageHasRelativeHeight() : false; }
virtual LayoutSize imageSize(float multiplier) const { return getImageSize(multiplier, ImageResource::NormalSize); }
virtual LayoutSize intrinsicSize(float multiplier) const { return getImageSize(multiplier, ImageResource::IntrinsicSize); }
virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); }
protected:
RenderImageResource();
RenderObject* m_renderer;
ResourcePtr<ImageResource> m_cachedImage;
private:
LayoutSize getImageSize(float multiplier, ImageResource::SizeType) const;
};
} // namespace WebCore
#endif // RenderImage_h
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