RenderImageResource.h [plain text]
#pragma once
#include "CachedImage.h"
#include "CachedResourceHandle.h"
#include "StyleImage.h"
#include <wtf/IsoMalloc.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class CachedImage;
class RenderElement;
class RenderImageResource {
WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_ISO_ALLOCATED(RenderImageResource);
public:
RenderImageResource();
virtual ~RenderImageResource() = default;
virtual void initialize(RenderElement& renderer) { initialize(renderer, nullptr); }
virtual void shutdown();
void setCachedImage(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;
WeakPtr<RenderElement> m_renderer;
CachedResourceHandle<CachedImage> m_cachedImage;
bool m_cachedImageRemoveClientIsNeeded { true };
};
}