#ifndef InlineTextBox_h
#define InlineTextBox_h
#include "DocumentMarker.h"
#include "InlineRunBox.h"
#include "RenderText.h"
namespace WebCore {
const unsigned short cNoTruncation = USHRT_MAX;
const unsigned short cFullTruncation = USHRT_MAX - 1;
class String;
class StringImpl;
class HitTestResult;
class Position;
struct CompositionUnderline;
class InlineTextBox : public InlineRunBox {
public:
InlineTextBox(RenderObject* obj)
: InlineRunBox(obj)
, m_start(0)
, m_len(0)
, m_truncation(cNoTruncation)
{
}
InlineTextBox* nextTextBox() const { return static_cast<InlineTextBox*>(nextLineBox()); }
InlineTextBox* prevTextBox() const { return static_cast<InlineTextBox*>(prevLineBox()); }
unsigned start() const { return m_start; }
unsigned end() const { return m_len ? m_start + m_len - 1 : m_start; }
unsigned len() const { return m_len; }
void setStart(unsigned start) { m_start = start; }
void setLen(unsigned len) { m_len = len; }
void offsetRun(int d) { m_start += d; }
virtual int selectionTop();
virtual int selectionHeight();
IntRect selectionRect(int absx, int absy, int startPos, int endPos);
bool isSelected(int startPos, int endPos) const;
void selectionStartEnd(int& sPos, int& ePos);
virtual void paint(RenderObject::PaintInfo&, int tx, int ty);
virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty);
RenderText* textObject() const;
virtual void deleteLine(RenderArena*);
virtual void extractLine();
virtual void attachLine();
virtual RenderObject::SelectionState selectionState();
virtual void clearTruncation() { m_truncation = cNoTruncation; }
virtual int placeEllipsisBox(bool ltr, int blockEdge, int ellipsisWidth, bool& foundBox);
virtual bool isLineBreak() const;
void setSpaceAdd(int add) { m_width -= m_toAdd; m_toAdd = add; m_width += m_toAdd; }
int spaceAdd() { return m_toAdd; }
virtual bool isInlineTextBox() { return true; }
virtual bool isText() const { return m_treatAsText; }
void setIsText(bool b) { m_treatAsText = b; }
void paintDecoration(GraphicsContext*, int tx, int ty, int decoration);
void paintSelection(GraphicsContext*, int tx, int ty, RenderStyle*, const Font*);
void paintCompositionBackground(GraphicsContext*, int tx, int ty, RenderStyle*, const Font*, int startPos, int endPos);
void paintDocumentMarkers(GraphicsContext*, int tx, int ty, RenderStyle*, const Font*, bool background);
void paintSpellingOrGrammarMarker(GraphicsContext*, int tx, int ty, DocumentMarker, RenderStyle*, const Font*, bool grammar);
void paintTextMatchMarker(GraphicsContext*, int tx, int ty, DocumentMarker, RenderStyle*, const Font*);
void paintCompositionUnderline(GraphicsContext*, int tx, int ty, const CompositionUnderline&);
#if PLATFORM(MAC)
void paintCustomHighlight(int tx, int ty, const AtomicString& type);
#endif
virtual int caretMinOffset() const;
virtual int caretMaxOffset() const;
virtual unsigned caretMaxRenderedOffset() const;
int textPos() const;
int offsetForPosition(int x, bool includePartialGlyphs = true) const;
int positionForOffset(int offset) const;
bool containsCaretOffset(int offset) const;
int m_start;
unsigned short m_len;
unsigned short m_truncation;
private:
friend class RenderText;
};
inline RenderText* InlineTextBox::textObject() const
{
return static_cast<RenderText*>(m_object);
}
}
#endif // InlineTextBox_h