FontPlatformData.h [plain text]
#ifndef FontPlatformDataFreeType_h
#define FontPlatformDataFreeType_h
#include "FontDescription.h"
#include "FontOrientation.h"
#include "GlyphBuffer.h"
#include "HashFunctions.h"
#include "RefPtrCairo.h"
#include <wtf/Forward.h>
typedef struct _FcFontSet FcFontSet;
namespace WebCore {
class FontPlatformData {
public:
FontPlatformData(WTF::HashTableDeletedValueType)
: m_fallbacks(0)
, m_size(0)
, m_syntheticBold(false)
, m_syntheticOblique(false)
, m_scaledFont(hashTableDeletedFontValue())
{ }
FontPlatformData()
: m_fallbacks(0)
, m_size(0)
, m_syntheticBold(false)
, m_syntheticOblique(false)
, m_scaledFont(0)
{ }
FontPlatformData(FcPattern*, const FontDescription&);
FontPlatformData(cairo_font_face_t* fontFace, float size, bool bold, bool italic);
FontPlatformData(float size, bool bold, bool italic);
FontPlatformData(const FontPlatformData&);
FontPlatformData(const FontPlatformData&, float size);
~FontPlatformData();
bool isFixedPitch();
float size() const { return m_size; }
void setSize(float size) { m_size = size; }
bool syntheticBold() const { return m_syntheticBold; }
bool syntheticOblique() const { return m_syntheticOblique; }
bool hasCompatibleCharmap();
FontOrientation orientation() const { return Horizontal; } void setOrientation(FontOrientation) { }
cairo_scaled_font_t* scaledFont() const { return m_scaledFont; }
unsigned hash() const
{
return PtrHash<cairo_scaled_font_t*>::hash(m_scaledFont);
}
bool operator==(const FontPlatformData&) const;
FontPlatformData& operator=(const FontPlatformData&);
bool isHashTableDeletedValue() const
{
return m_scaledFont == hashTableDeletedFontValue();
}
#ifndef NDEBUG
String description() const;
#endif
RefPtr<FcPattern> m_pattern;
mutable FcFontSet* m_fallbacks; float m_size;
bool m_syntheticBold;
bool m_syntheticOblique;
bool m_fixedWidth;
cairo_scaled_font_t* m_scaledFont;
private:
void initializeWithFontFace(cairo_font_face_t*);
static cairo_scaled_font_t* hashTableDeletedFontValue() { return reinterpret_cast<cairo_scaled_font_t*>(-1); }
};
}
#endif // FontPlatformDataFreeType_h