FontPlatformData.h [plain text]
#if PLATFORM(BLACKBERRY)
#include "harfbuzz/FontPlatformDataHarfBuzz.h"
#elif PLATFORM(QT)
#include "qt/FontPlatformData.h"
#elif USE(WINGDI)
#include "wince/FontPlatformData.h"
#elif PLATFORM(EFL) || PLATFORM(GTK)
#include "freetype/FontPlatformData.h"
#else
#ifndef FontPlatformData_h
#define FontPlatformData_h
#include "FontOrientation.h"
#include "FontWidthVariant.h"
#if PLATFORM(WIN)
#include "RefCountedGDIHandle.h"
#endif
#if USE(CAIRO)
#include <wtf/HashFunctions.h>
#include <cairo.h>
#endif
#if OS(DARWIN)
OBJC_CLASS NSFont;
#if PLATFORM(IOS)
#import <GraphicsServices/GraphicsServices.h>
#endif
typedef struct CGFont* CGFontRef;
typedef const struct __CTFont* CTFontRef;
#endif
#include <wtf/Forward.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/RetainPtr.h>
#include <wtf/text/StringImpl.h>
#if PLATFORM(WIN)
typedef struct HFONT__* HFONT;
#endif
#if USE(CG)
typedef struct CGFont* CGFontRef;
#if OS(DARWIN)
typedef const struct __CTFont* CTFontRef;
typedef UInt32 FMFont;
typedef FMFont ATSUFontID;
typedef UInt32 ATSFontRef;
#endif
#endif
namespace WebCore {
class FontDescription;
class SharedBuffer;
#if !PLATFORM(IOS)
#if OS(DARWIN)
inline CTFontRef toCTFontRef(NSFont *nsFont) { return reinterpret_cast<CTFontRef>(nsFont); }
#endif
#endif // !PLATFORM(IOS)
class FontPlatformData {
public:
FontPlatformData(WTF::HashTableDeletedValueType);
FontPlatformData();
FontPlatformData(const FontPlatformData&);
FontPlatformData(const FontDescription&, const AtomicString& family);
FontPlatformData(float size, bool syntheticBold, bool syntheticOblique, FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
#if OS(DARWIN)
#if !PLATFORM(IOS)
FontPlatformData(NSFont*, float size, bool isPrinterFont = false, bool syntheticBold = false, bool syntheticOblique = false,
FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
#else
FontPlatformData(GSFontRef, float size, bool isPrinterFont = false, bool syntheticBold = false, bool syntheticOblique = false,
FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
#endif // !PLATFORM(IOS)
#if USE(CG)
FontPlatformData(CGFontRef, float size, bool syntheticBold, bool syntheticOblique, FontOrientation, FontWidthVariant);
#endif
#endif
#if PLATFORM(WIN)
FontPlatformData(HFONT, float size, bool syntheticBold, bool syntheticOblique, bool useGDI);
#if USE(CG)
FontPlatformData(HFONT, CGFontRef, float size, bool syntheticBold, bool syntheticOblique, bool useGDI);
#endif
#endif
#if USE(CAIRO)
FontPlatformData(cairo_font_face_t*, float size, bool bold, bool italic);
#endif
#if PLATFORM(IOS)
FontPlatformData(CTFontRef, float size, bool syntheticBold = false, bool syntheticOblique = false, FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
#endif
~FontPlatformData();
#if PLATFORM(WIN)
HFONT hfont() const { return m_font ? m_font->handle() : 0; }
bool useGDI() const { return m_useGDI; }
#elif PLATFORM(IOS)
GSFontRef font() const { return m_font; }
void setFont(GSFontRef font);
#elif OS(DARWIN)
NSFont* font() const { return m_font; }
void setFont(NSFont*);
#endif
#if USE(CG)
#if OS(DARWIN)
CGFontRef cgFont() const { return m_cgFont.get(); }
CTFontRef ctFont() const;
#if !PLATFORM(IOS)
bool roundsGlyphAdvances() const;
#else
bool roundsGlyphAdvances() const { return false; }
#endif // !PLATFORM(IOS)
bool allowsLigatures() const;
#else
CGFontRef cgFont() const { return m_cgFont.get(); }
#endif
#endif
bool isFixedPitch() const;
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 isColorBitmapFont() const { return m_isColorBitmapFont; }
bool isCompositeFontReference() const { return m_isCompositeFontReference; }
#if OS(DARWIN)
bool isPrinterFont() const { return m_isPrinterFont; }
#endif
FontOrientation orientation() const { return m_orientation; }
FontWidthVariant widthVariant() const { return m_widthVariant; }
void setOrientation(FontOrientation orientation) { m_orientation = orientation; }
#if USE(CAIRO)
cairo_scaled_font_t* scaledFont() const { return m_scaledFont; }
#endif
unsigned hash() const
{
#if PLATFORM(WIN) && !USE(CAIRO)
return m_font ? m_font->hash() : 0;
#elif OS(DARWIN)
#if !PLATFORM(IOS)
#if USE(CG)
ASSERT(m_font || !m_cgFont);
#endif
uintptr_t hashCodes[3] = { (uintptr_t)m_font, m_widthVariant, static_cast<uintptr_t>(m_isPrinterFont << 3 | m_orientation << 2 | m_syntheticBold << 1 | m_syntheticOblique) };
#else
ASSERT(m_font != 0 || m_cgFont == 0 || m_isEmoji != 0);
uintptr_t hashCodes[3] = { (uintptr_t)CFHash(m_font), m_widthVariant, static_cast<uintptr_t>(m_isEmoji << 4 | m_isPrinterFont << 3 | m_orientation << 2 | m_syntheticBold << 1 | m_syntheticOblique) };
#endif // !PLATFORM(IOS)
return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes);
#elif USE(CAIRO)
return PtrHash<cairo_scaled_font_t*>::hash(m_scaledFont);
#endif
}
const FontPlatformData& operator=(const FontPlatformData&);
bool operator==(const FontPlatformData& other) const
{
return platformIsEqual(other)
&& m_size == other.m_size
&& m_syntheticBold == other.m_syntheticBold
&& m_syntheticOblique == other.m_syntheticOblique
&& m_isColorBitmapFont == other.m_isColorBitmapFont
&& m_isCompositeFontReference == other.m_isCompositeFontReference
#if OS(DARWIN)
&& m_isPrinterFont == other.m_isPrinterFont
#endif
&& m_orientation == other.m_orientation
&& m_widthVariant == other.m_widthVariant;
}
bool isHashTableDeletedValue() const
{
#if PLATFORM(WIN) && !USE(CAIRO)
return m_font.isHashTableDeletedValue();
#elif OS(DARWIN)
return m_font == hashTableDeletedFontValue();
#elif USE(CAIRO)
return m_scaledFont == hashTableDeletedFontValue();
#endif
}
#if PLATFORM(WIN) && (USE(CG) || USE(CAIRO))
PassRefPtr<SharedBuffer> openTypeTable(uint32_t table) const;
#endif
#ifndef NDEBUG
String description() const;
#endif
private:
bool platformIsEqual(const FontPlatformData&) const;
void platformDataInit(const FontPlatformData&);
const FontPlatformData& platformDataAssign(const FontPlatformData&);
#if PLATFORM(IOS)
static GSFontRef hashTableDeletedFontValue() { return reinterpret_cast<GSFontRef>(-1); }
#elif OS(DARWIN)
void loadFont(NSFont*, float fontSize, NSFont*& outNSFont, CGFontRef&);
static NSFont* hashTableDeletedFontValue() { return reinterpret_cast<NSFont *>(-1); }
#elif PLATFORM(WIN)
void platformDataInit(HFONT, float size, HDC, WCHAR* faceName);
#endif
#if USE(CAIRO)
static cairo_scaled_font_t* hashTableDeletedFontValue() { return reinterpret_cast<cairo_scaled_font_t*>(-1); }
#endif
public:
bool m_syntheticBold;
bool m_syntheticOblique;
FontOrientation m_orientation;
#if PLATFORM(IOS)
bool m_isEmoji;
#endif
float m_size;
FontWidthVariant m_widthVariant;
private:
#if PLATFORM(IOS)
GSFontRef m_font;
#elif OS(DARWIN)
NSFont* m_font;
#elif PLATFORM(WIN)
RefPtr<RefCountedGDIHandle<HFONT> > m_font;
#endif
#if USE(CG)
#if PLATFORM(WIN)
RetainPtr<CGFontRef> m_cgFont;
#else
RetainPtr<CGFontRef> m_cgFont;
mutable RetainPtr<CTFontRef> m_CTFont;
#endif
#endif
#if USE(CAIRO)
cairo_scaled_font_t* m_scaledFont;
#endif
bool m_isColorBitmapFont;
bool m_isCompositeFontReference;
#if OS(DARWIN)
bool m_isPrinterFont;
#endif
#if PLATFORM(WIN)
bool m_useGDI;
#endif
};
}
#endif // FontPlatformData_h
#endif