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| 1 /* | 1 /* |
| 2 * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. | 2 * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. |
| 3 * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com | 3 * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com |
| 4 * Copyright (C) 2007 Holger Hans Peter Freyther | 4 * Copyright (C) 2007 Holger Hans Peter Freyther |
| 5 * Copyright (C) 2007 Pioneer Research Center USA, Inc. | 5 * Copyright (C) 2007 Pioneer Research Center USA, Inc. |
| 6 * Copyright (C) 2010, 2011 Brent Fulgham <bfulgham@webkit.org> | 6 * Copyright (C) 2010, 2011 Brent Fulgham <bfulgham@webkit.org> |
| 7 * | 7 * |
| 8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
| 9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
| 10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
| (...skipping 17 matching lines...) Expand all Loading... |
| 28 | 28 |
| 29 #else | 29 #else |
| 30 | 30 |
| 31 #ifndef FontPlatformData_h | 31 #ifndef FontPlatformData_h |
| 32 #define FontPlatformData_h | 32 #define FontPlatformData_h |
| 33 | 33 |
| 34 #include "platform/PlatformExport.h" | 34 #include "platform/PlatformExport.h" |
| 35 #include "platform/fonts/FontOrientation.h" | 35 #include "platform/fonts/FontOrientation.h" |
| 36 #include "platform/fonts/FontWidthVariant.h" | 36 #include "platform/fonts/FontWidthVariant.h" |
| 37 | 37 |
| 38 #if OS(MACOSX) | |
| 39 OBJC_CLASS NSFont; | 38 OBJC_CLASS NSFont; |
| 40 | 39 |
| 41 typedef struct CGFont* CGFontRef; | 40 typedef struct CGFont* CGFontRef; |
| 42 typedef const struct __CTFont* CTFontRef; | 41 typedef const struct __CTFont* CTFontRef; |
| 43 | 42 |
| 44 #include <CoreFoundation/CFBase.h> | 43 #include <CoreFoundation/CFBase.h> |
| 45 #include <objc/objc-auto.h> | 44 #include <objc/objc-auto.h> |
| 46 #endif | |
| 47 | 45 |
| 48 #include "wtf/Forward.h" | 46 #include "wtf/Forward.h" |
| 49 #include "wtf/HashTableDeletedValueType.h" | 47 #include "wtf/HashTableDeletedValueType.h" |
| 50 #include "wtf/PassRefPtr.h" | 48 #include "wtf/PassRefPtr.h" |
| 51 #include "wtf/RefCounted.h" | 49 #include "wtf/RefCounted.h" |
| 52 #include "wtf/RetainPtr.h" | 50 #include "wtf/RetainPtr.h" |
| 53 #include "wtf/text/StringImpl.h" | 51 #include "wtf/text/StringImpl.h" |
| 54 | 52 |
| 55 #if OS(MACOSX) | |
| 56 #include "platform/fonts/mac/MemoryActivatedFont.h" | 53 #include "platform/fonts/mac/MemoryActivatedFont.h" |
| 57 #include "third_party/skia/include/core/SkTypeface.h" | 54 #include "third_party/skia/include/core/SkTypeface.h" |
| 58 #endif | |
| 59 | 55 |
| 60 #if OS(MACOSX) | |
| 61 typedef struct CGFont* CGFontRef; | 56 typedef struct CGFont* CGFontRef; |
| 62 typedef const struct __CTFont* CTFontRef; | 57 typedef const struct __CTFont* CTFontRef; |
| 63 typedef UInt32 FMFont; | 58 typedef UInt32 FMFont; |
| 64 typedef FMFont ATSUFontID; | 59 typedef FMFont ATSUFontID; |
| 65 typedef UInt32 ATSFontRef; | 60 typedef UInt32 ATSFontRef; |
| 66 #endif | |
| 67 | 61 |
| 68 namespace blink { | 62 namespace blink { |
| 69 | 63 |
| 70 class FontDescription; | 64 class FontDescription; |
| 71 class SharedBuffer; | 65 class SharedBuffer; |
| 72 | 66 |
| 73 #if OS(MACOSX) | |
| 74 class HarfBuzzFace; | 67 class HarfBuzzFace; |
| 75 #endif | |
| 76 | 68 |
| 77 #if OS(MACOSX) | |
| 78 inline CTFontRef toCTFontRef(NSFont *nsFont) { return reinterpret_cast<CTFontRef
>(nsFont); } | 69 inline CTFontRef toCTFontRef(NSFont *nsFont) { return reinterpret_cast<CTFontRef
>(nsFont); } |
| 79 #endif | |
| 80 | 70 |
| 81 class PLATFORM_EXPORT FontPlatformData { | 71 class PLATFORM_EXPORT FontPlatformData { |
| 82 public: | 72 public: |
| 83 FontPlatformData(WTF::HashTableDeletedValueType); | 73 FontPlatformData(WTF::HashTableDeletedValueType); |
| 84 FontPlatformData(); | 74 FontPlatformData(); |
| 85 FontPlatformData(const FontPlatformData&); | 75 FontPlatformData(const FontPlatformData&); |
| 86 FontPlatformData(const FontDescription&, const AtomicString& family); | 76 FontPlatformData(const FontDescription&, const AtomicString& family); |
| 87 FontPlatformData(float size, bool syntheticBold, bool syntheticOblique, Font
Orientation = Horizontal, FontWidthVariant = RegularWidth); | 77 FontPlatformData(float size, bool syntheticBold, bool syntheticOblique, Font
Orientation = Horizontal, FontWidthVariant = RegularWidth); |
| 88 | |
| 89 #if OS(MACOSX) | |
| 90 FontPlatformData(NSFont*, float size, bool syntheticBold = false, bool synth
eticOblique = false, | 78 FontPlatformData(NSFont*, float size, bool syntheticBold = false, bool synth
eticOblique = false, |
| 91 FontOrientation = Horizontal, FontWidthVariant = RegularWid
th); | 79 FontOrientation = Horizontal, FontWidthVariant = RegularWid
th); |
| 92 FontPlatformData(CGFontRef, float size, bool syntheticBold, bool syntheticOb
lique, FontOrientation, FontWidthVariant); | 80 FontPlatformData(CGFontRef, float size, bool syntheticBold, bool syntheticOb
lique, FontOrientation, FontWidthVariant); |
| 93 #endif | |
| 94 | 81 |
| 95 ~FontPlatformData(); | 82 ~FontPlatformData(); |
| 96 | 83 |
| 97 #if OS(MACOSX) | |
| 98 NSFont* font() const { return m_font; } | 84 NSFont* font() const { return m_font; } |
| 99 void setFont(NSFont*); | 85 void setFont(NSFont*); |
| 100 #endif | |
| 101 | 86 |
| 102 #if OS(MACOSX) | |
| 103 CGFontRef cgFont() const { return m_cgFont.get(); } | 87 CGFontRef cgFont() const { return m_cgFont.get(); } |
| 104 CTFontRef ctFont() const; | 88 CTFontRef ctFont() const; |
| 105 SkTypeface* typeface() const; | 89 SkTypeface* typeface() const; |
| 106 | 90 |
| 107 bool roundsGlyphAdvances() const; | 91 bool roundsGlyphAdvances() const; |
| 108 bool allowsLigatures() const; | 92 bool allowsLigatures() const; |
| 109 #endif | |
| 110 | 93 |
| 111 String fontFamilyName() const; | 94 String fontFamilyName() const; |
| 112 bool isFixedPitch() const; | 95 bool isFixedPitch() const; |
| 113 float size() const { return m_size; } | 96 float size() const { return m_size; } |
| 114 void setSize(float size) { m_size = size; } | 97 void setSize(float size) { m_size = size; } |
| 115 bool syntheticBold() const { return m_syntheticBold; } | 98 bool syntheticBold() const { return m_syntheticBold; } |
| 116 bool syntheticOblique() const { return m_syntheticOblique; } | 99 bool syntheticOblique() const { return m_syntheticOblique; } |
| 117 bool isColorBitmapFont() const { return m_isColorBitmapFont; } | 100 bool isColorBitmapFont() const { return m_isColorBitmapFont; } |
| 118 bool isCompositeFontReference() const { return m_isCompositeFontReference; } | 101 bool isCompositeFontReference() const { return m_isCompositeFontReference; } |
| 119 | 102 |
| 120 FontOrientation orientation() const { return m_orientation; } | 103 FontOrientation orientation() const { return m_orientation; } |
| 121 FontWidthVariant widthVariant() const { return m_widthVariant; } | 104 FontWidthVariant widthVariant() const { return m_widthVariant; } |
| 122 | 105 |
| 123 void setOrientation(FontOrientation orientation) { m_orientation = orientati
on; } | 106 void setOrientation(FontOrientation orientation) { m_orientation = orientati
on; } |
| 124 | 107 |
| 125 #if OS(MACOSX) | |
| 126 HarfBuzzFace* harfBuzzFace(); | 108 HarfBuzzFace* harfBuzzFace(); |
| 127 #endif | |
| 128 | 109 |
| 129 unsigned hash() const | 110 unsigned hash() const |
| 130 { | 111 { |
| 131 #if OS(MACOSX) | |
| 132 ASSERT(m_font || !m_cgFont); | 112 ASSERT(m_font || !m_cgFont); |
| 133 uintptr_t hashCodes[3] = { (uintptr_t)m_font, m_widthVariant, static_cas
t<uintptr_t>(m_orientation << 2 | m_syntheticBold << 1 | m_syntheticOblique) }; | 113 uintptr_t hashCodes[3] = { (uintptr_t)m_font, m_widthVariant, static_cas
t<uintptr_t>(m_orientation << 2 | m_syntheticBold << 1 | m_syntheticOblique) }; |
| 134 return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes); | 114 return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes); |
| 135 #endif | |
| 136 } | 115 } |
| 137 | 116 |
| 138 const FontPlatformData& operator=(const FontPlatformData&); | 117 const FontPlatformData& operator=(const FontPlatformData&); |
| 139 | 118 |
| 140 bool operator==(const FontPlatformData& other) const | 119 bool operator==(const FontPlatformData& other) const |
| 141 { | 120 { |
| 142 return platformIsEqual(other) | 121 return platformIsEqual(other) |
| 143 && m_size == other.m_size | 122 && m_size == other.m_size |
| 144 && m_syntheticBold == other.m_syntheticBold | 123 && m_syntheticBold == other.m_syntheticBold |
| 145 && m_syntheticOblique == other.m_syntheticOblique | 124 && m_syntheticOblique == other.m_syntheticOblique |
| 146 && m_isColorBitmapFont == other.m_isColorBitmapFont | 125 && m_isColorBitmapFont == other.m_isColorBitmapFont |
| 147 && m_isCompositeFontReference == other.m_isCompositeFontReference | 126 && m_isCompositeFontReference == other.m_isCompositeFontReference |
| 148 && m_orientation == other.m_orientation | 127 && m_orientation == other.m_orientation |
| 149 && m_widthVariant == other.m_widthVariant; | 128 && m_widthVariant == other.m_widthVariant; |
| 150 } | 129 } |
| 151 | 130 |
| 152 bool isHashTableDeletedValue() const | 131 bool isHashTableDeletedValue() const |
| 153 { | 132 { |
| 154 #if OS(MACOSX) | |
| 155 return m_font == hashTableDeletedFontValue(); | 133 return m_font == hashTableDeletedFontValue(); |
| 156 #endif | |
| 157 } | 134 } |
| 158 | 135 |
| 159 #ifndef NDEBUG | 136 #ifndef NDEBUG |
| 160 String description() const; | 137 String description() const; |
| 161 #endif | 138 #endif |
| 162 | 139 |
| 163 private: | 140 private: |
| 164 bool platformIsEqual(const FontPlatformData&) const; | 141 bool platformIsEqual(const FontPlatformData&) const; |
| 165 void platformDataInit(const FontPlatformData&); | 142 void platformDataInit(const FontPlatformData&); |
| 166 const FontPlatformData& platformDataAssign(const FontPlatformData&); | 143 const FontPlatformData& platformDataAssign(const FontPlatformData&); |
| 167 #if OS(MACOSX) | 144 #if OS(MACOSX) |
| 168 // Load various data about the font specified by |nsFont| with the size font
Size into the following output paramters: | 145 // Load various data about the font specified by |nsFont| with the size font
Size into the following output paramters: |
| 169 // Note: Callers should always take into account that for the Chromium port,
|outNSFont| isn't necessarily the same | 146 // Note: Callers should always take into account that for the Chromium port,
|outNSFont| isn't necessarily the same |
| 170 // font as |nsFont|. This because the sandbox may block loading of the origi
nal font. | 147 // font as |nsFont|. This because the sandbox may block loading of the origi
nal font. |
| 171 // * outNSFont - The font that was actually loaded, for the Chromium port th
is may be different than nsFont. | 148 // * outNSFont - The font that was actually loaded, for the Chromium port th
is may be different than nsFont. |
| 172 // The caller is responsible for calling CFRelease() on this parameter when
done with it. | 149 // The caller is responsible for calling CFRelease() on this parameter when
done with it. |
| 173 // * cgFont - CGFontRef representing the input font at the specified point s
ize. | 150 // * cgFont - CGFontRef representing the input font at the specified point s
ize. |
| 174 void loadFont(NSFont*, float fontSize, NSFont*& outNSFont, CGFontRef&); | 151 void loadFont(NSFont*, float fontSize, NSFont*& outNSFont, CGFontRef&); |
| 175 static NSFont* hashTableDeletedFontValue() { return reinterpret_cast<NSFont
*>(-1); } | 152 static NSFont* hashTableDeletedFontValue() { return reinterpret_cast<NSFont
*>(-1); } |
| 176 #endif | 153 #endif |
| 177 | 154 |
| 178 public: | 155 public: |
| 179 bool m_syntheticBold; | 156 bool m_syntheticBold; |
| 180 bool m_syntheticOblique; | 157 bool m_syntheticOblique; |
| 181 FontOrientation m_orientation; | 158 FontOrientation m_orientation; |
| 182 float m_size; | 159 float m_size; |
| 183 FontWidthVariant m_widthVariant; | 160 FontWidthVariant m_widthVariant; |
| 184 | 161 |
| 185 private: | 162 private: |
| 186 #if OS(MACOSX) | |
| 187 NSFont* m_font; | 163 NSFont* m_font; |
| 188 #endif | |
| 189 | |
| 190 #if OS(MACOSX) | |
| 191 RetainPtr<CGFontRef> m_cgFont; | 164 RetainPtr<CGFontRef> m_cgFont; |
| 192 mutable RetainPtr<CTFontRef> m_CTFont; | 165 mutable RetainPtr<CTFontRef> m_CTFont; |
| 193 | 166 |
| 194 RefPtr<MemoryActivatedFont> m_inMemoryFont; | 167 RefPtr<MemoryActivatedFont> m_inMemoryFont; |
| 195 RefPtr<HarfBuzzFace> m_harfBuzzFace; | 168 RefPtr<HarfBuzzFace> m_harfBuzzFace; |
| 196 mutable RefPtr<SkTypeface> m_typeface; | 169 mutable RefPtr<SkTypeface> m_typeface; |
| 197 #endif | |
| 198 | 170 |
| 199 bool m_isColorBitmapFont; | 171 bool m_isColorBitmapFont; |
| 200 bool m_isCompositeFontReference; | 172 bool m_isCompositeFontReference; |
| 201 }; | 173 }; |
| 202 | 174 |
| 203 } // namespace blink | 175 } // namespace blink |
| 204 | 176 |
| 205 #endif // FontPlatformData_h | 177 #endif // FontPlatformData_h |
| 206 | 178 |
| 207 #endif | 179 #endif |
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