RenderTextFragment.h [plain text]
#ifndef RenderTextFragment_h
#define RenderTextFragment_h
#include "RenderText.h"
namespace WebCore {
class RenderTextFragment : public RenderText {
public:
RenderTextFragment(Node*, StringImpl*, int startOffset, int length);
RenderTextFragment(Node*, StringImpl*);
virtual ~RenderTextFragment();
virtual bool isTextFragment() const { return true; }
virtual bool canBeSelectionLeaf() const OVERRIDE { return node() && node()->rendererIsEditable(); }
unsigned start() const { return m_start; }
unsigned end() const { return m_end; }
RenderObject* firstLetter() const { return m_firstLetter; }
void setFirstLetter(RenderObject* firstLetter) { m_firstLetter = firstLetter; }
StringImpl* contentString() const { return m_contentString.get(); }
virtual PassRefPtr<StringImpl> originalText() const;
virtual void setText(PassRefPtr<StringImpl>, bool force = false) OVERRIDE;
virtual void transformText() OVERRIDE;
protected:
virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
private:
virtual void willBeDestroyed();
virtual UChar previousCharacter() const;
RenderBlock* blockForAccompanyingFirstLetter() const;
unsigned m_start;
unsigned m_end;
RefPtr<StringImpl> m_contentString;
RenderObject* m_firstLetter;
};
inline RenderTextFragment* toRenderTextFragment(RenderObject* object)
{
ASSERT_WITH_SECURITY_IMPLICATION(!object || toRenderText(object)->isTextFragment());
return static_cast<RenderTextFragment*>(object);
}
inline const RenderTextFragment* toRenderTextFragment(const RenderObject* object)
{
ASSERT_WITH_SECURITY_IMPLICATION(!object || toRenderText(object)->isTextFragment());
return static_cast<const RenderTextFragment*>(object);
}
void toRenderTextFragment(const RenderTextFragment*);
}
#endif // RenderTextFragment_h