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1 /* | 1 /* |
2 * Copyright (C) 2006, 2008 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2006, 2008 Apple Computer, Inc. All rights reserved. |
3 * Copyright (C) 2007-2008 Torch Mobile, Inc. | 3 * Copyright (C) 2007-2008 Torch Mobile, Inc. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * | 8 * |
9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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28 */ | 28 */ |
29 | 29 |
30 #ifndef FontCache_h | 30 #ifndef FontCache_h |
31 #define FontCache_h | 31 #define FontCache_h |
32 | 32 |
33 #include <limits.h> | 33 #include <limits.h> |
34 #include "wtf/Forward.h" | 34 #include "wtf/Forward.h" |
35 #include "wtf/PassRefPtr.h" | 35 #include "wtf/PassRefPtr.h" |
36 #include "wtf/RefPtr.h" | 36 #include "wtf/RefPtr.h" |
37 #include "wtf/Vector.h" | 37 #include "wtf/Vector.h" |
| 38 #include "wtf/text/CString.h" |
38 #include "wtf/text/WTFString.h" | 39 #include "wtf/text/WTFString.h" |
39 #include "wtf/unicode/Unicode.h" | 40 #include "wtf/unicode/Unicode.h" |
40 | 41 |
41 #if OS(WINDOWS) | 42 #if OS(WINDOWS) |
42 #include <windows.h> | 43 #include <windows.h> |
43 #include <objidl.h> | 44 #include <objidl.h> |
44 #include <mlang.h> | 45 #include <mlang.h> |
45 #endif | 46 #endif |
46 | 47 |
| 48 class SkTypeface; |
| 49 |
47 namespace WebCore { | 50 namespace WebCore { |
48 | 51 |
49 class Font; | 52 class Font; |
50 class FontPlatformData; | 53 class FontPlatformData; |
51 class FontData; | 54 class FontData; |
52 class FontDescription; | 55 class FontDescription; |
53 class FontSelector; | 56 class FontSelector; |
54 class OpenTypeVerticalData; | 57 class OpenTypeVerticalData; |
55 class SimpleFontData; | 58 class SimpleFontData; |
56 | 59 |
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119 | 122 |
120 void purgeInactiveFontDataIfNeeded(); | 123 void purgeInactiveFontDataIfNeeded(); |
121 | 124 |
122 // FIXME: This method should eventually be removed. | 125 // FIXME: This method should eventually be removed. |
123 FontPlatformData* getFontResourcePlatformData(const FontDescription&, const
AtomicString& family, bool checkingAlternateName = false); | 126 FontPlatformData* getFontResourcePlatformData(const FontDescription&, const
AtomicString& family, bool checkingAlternateName = false); |
124 | 127 |
125 // These methods are implemented by each platform. | 128 // These methods are implemented by each platform. |
126 PassRefPtr<SimpleFontData> getSimilarFontPlatformData(const Font&); | 129 PassRefPtr<SimpleFontData> getSimilarFontPlatformData(const Font&); |
127 FontPlatformData* createFontPlatformData(const FontDescription&, const Atomi
cString& family); | 130 FontPlatformData* createFontPlatformData(const FontDescription&, const Atomi
cString& family); |
128 | 131 |
| 132 // Implemented on skia platforms. |
| 133 SkTypeface* createTypeface(const FontDescription&, const AtomicString& famil
y, CString& name); |
| 134 |
129 PassRefPtr<SimpleFontData> getFontResourceData(const FontPlatformData*, Shou
ldRetain = Retain); | 135 PassRefPtr<SimpleFontData> getFontResourceData(const FontPlatformData*, Shou
ldRetain = Retain); |
130 const FontPlatformData* getFallbackFontData(const FontDescription&); | 136 const FontPlatformData* getFallbackFontData(const FontDescription&); |
131 | 137 |
132 // Don't purge if this count is > 0; | 138 // Don't purge if this count is > 0; |
133 int m_purgePreventCount; | 139 int m_purgePreventCount; |
134 | 140 |
135 #if OS(DARWIN) || OS(ANDROID) | 141 #if OS(DARWIN) || OS(ANDROID) |
136 friend class ComplexTextController; | 142 friend class ComplexTextController; |
137 #endif | 143 #endif |
138 friend class SimpleFontData; // For getFontResourceData(const FontPlatformDa
ta*) | 144 friend class SimpleFontData; // For getFontResourceData(const FontPlatformDa
ta*) |
139 friend class FontFallbackList; | 145 friend class FontFallbackList; |
140 }; | 146 }; |
141 | 147 |
142 // Get the global fontCache. | 148 // Get the global fontCache. |
143 FontCache* fontCache(); | 149 FontCache* fontCache(); |
144 | 150 |
145 class FontCachePurgePreventer { | 151 class FontCachePurgePreventer { |
146 public: | 152 public: |
147 FontCachePurgePreventer() { fontCache()->disablePurging(); } | 153 FontCachePurgePreventer() { fontCache()->disablePurging(); } |
148 ~FontCachePurgePreventer() { fontCache()->enablePurging(); } | 154 ~FontCachePurgePreventer() { fontCache()->enablePurging(); } |
149 }; | 155 }; |
150 | 156 |
151 } | 157 } |
152 | 158 |
153 #endif | 159 #endif |
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