RenderImageResource.h [plain text]
#ifndef RenderImageResource_h
#define RenderImageResource_h
#include "CachedImage.h"
#include "CachedResourceHandle.h"
#include "Image.h"
#include "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 setCachedImage(CachedImage*);
CachedImage* cachedImage() const { return m_cachedImage.get(); }
virtual bool hasImage() const { return m_cachedImage; }
void resetAnimation();
virtual PassRefPtr<Image> image(int = 0, int = 0) const { return m_cachedImage ? m_cachedImage->image() : nullImage(); }
virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); }
virtual void setImageContainerSize(const IntSize& size) const;
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 IntSize imageSize(float multiplier) const { return m_cachedImage ? m_cachedImage->imageSize(multiplier) : IntSize(); }
virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); }
protected:
RenderImageResource();
RenderObject* m_renderer;
CachedResourceHandle<CachedImage> m_cachedImage;
private:
static Image* nullImage();
};
}
#endif // RenderImage_h