#ifndef RenderImage_h
#define RenderImage_h
#include "RenderReplaced.h"
namespace WebCore {
class HTMLMapElement;
class RenderImage : public RenderReplaced {
public:
RenderImage(Node*);
virtual ~RenderImage();
bool setImageSizeForAltText(CachedImage* newImage = 0);
void updateAltText();
void setCachedImage(CachedImage*);
CachedImage* cachedImage() const { return m_cachedImage.get(); }
HTMLMapElement* imageMap() const;
void resetAnimation();
virtual bool hasImage() const { return m_cachedImage; }
void highQualityRepaintTimerFired(Timer<RenderImage>*);
virtual void collectSelectionRects(Vector<SelectionRect>&, unsigned, unsigned);
protected:
virtual Image* image(int = 0, int = 0) { return m_cachedImage ? m_cachedImage->image() : nullImage(); }
virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); }
virtual void imageChanged(WrappedImagePtr, const IntRect* = 0);
virtual void paintIntoRect(GraphicsContext*, const IntRect&);
void paintFocusRings(PaintInfo&, const RenderStyle*);
virtual void paint(PaintInfo&, int tx, int ty);
bool isWidthSpecified() const;
bool isHeightSpecified() const;
virtual void intrinsicSizeChanged() { imageChanged(imagePtr()); }
private:
virtual const char* renderName() const { return "RenderImage"; }
virtual bool isImage() const { return true; }
virtual bool isRenderImage() const { return true; }
virtual void paintReplaced(PaintInfo&, int tx, int ty);
virtual int minimumReplacedHeight() const;
virtual void notifyFinished(CachedResource*);
virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
virtual int calcReplacedWidth(bool includeMaxWidth = true) const;
virtual int calcReplacedHeight() const;
virtual bool usesImageContainerSize() const { return m_cachedImage ? m_cachedImage->usesImageContainerSize() : false; }
virtual void setImageContainerSize(const IntSize& size) const { if (m_cachedImage) m_cachedImage->setImageContainerSize(size); }
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(); }
int calcAspectRatioWidth() const;
int calcAspectRatioHeight() const;
protected:
CachedResourceHandle<CachedImage> m_cachedImage;
private:
String m_altText;
static Image* nullImage();
friend class RenderImageScaleObserver;
};
inline RenderImage* toRenderImage(RenderObject* object)
{
ASSERT(!object || object->isRenderImage());
return static_cast<RenderImage*>(object);
}
inline const RenderImage* toRenderImage(const RenderObject* object)
{
ASSERT(!object || object->isRenderImage());
return static_cast<const RenderImage*>(object);
}
void toRenderImage(const RenderImage*);
}
#endif // RenderImage_h