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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.
*
*/
#pragma once
#include "CachedImage.h"
#include "CachedResourceHandle.h"
#include "StyleImage.h"
#include <wtf/CheckedPtr.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class CachedImage;
class RenderElement;
class RenderImageResource : public CanMakeCheckedPtr<RenderImageResource> {
WTF_MAKE_NONCOPYABLE(RenderImageResource);
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(RenderImageResource);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(RenderImageResource);
public:
RenderImageResource();
virtual ~RenderImageResource();
virtual void initialize(RenderElement& renderer) { initialize(renderer, nullptr); }
virtual void shutdown();
void setCachedImage(CachedResourceHandle<CachedImage>&&);
CachedImage* cachedImage() const { return m_cachedImage.get(); }
void resetAnimation();
virtual RefPtr<Image> image(const IntSize& size = { }) const;
virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); }
virtual void setContainerContext(const IntSize&, const URL&);
virtual bool imageHasRelativeWidth() const { return m_cachedImage && m_cachedImage->imageHasRelativeWidth(); }
virtual bool imageHasRelativeHeight() const { return m_cachedImage && m_cachedImage->imageHasRelativeHeight(); }
inline LayoutSize imageSize(float multiplier) const { return imageSize(multiplier, CachedImage::UsedSize); }
inline LayoutSize intrinsicSize(float multiplier) const { return imageSize(multiplier, CachedImage::IntrinsicSize); }
virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); }
protected:
RenderElement* renderer() const { return m_renderer.get(); }
void initialize(RenderElement&, CachedImage*);
private:
virtual LayoutSize imageSize(float multiplier, CachedImage::SizeType) const;
SingleThreadWeakPtr<RenderElement> m_renderer;
CachedResourceHandle<CachedImage> m_cachedImage;
bool m_cachedImageRemoveClientIsNeeded { true };
};
} // namespace WebCore
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