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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #ifndef FontCacheKey_h | 31 #ifndef FontCacheKey_h |
32 #define FontCacheKey_h | 32 #define FontCacheKey_h |
33 | 33 |
34 #include "FontFaceCreationParams.h" | 34 #include "FontFaceCreationParams.h" |
35 #include "platform/fonts/opentype/FontSettings.h" | 35 #include "platform/fonts/opentype/FontSettings.h" |
36 #include "wtf/Allocator.h" | 36 #include "platform/wtf/Allocator.h" |
37 #include "wtf/HashMap.h" | 37 #include "platform/wtf/HashMap.h" |
38 #include "wtf/HashTableDeletedValueType.h" | 38 #include "platform/wtf/HashTableDeletedValueType.h" |
39 #include "wtf/text/AtomicStringHash.h" | 39 #include "platform/wtf/text/AtomicStringHash.h" |
40 #include "wtf/text/StringHash.h" | 40 #include "platform/wtf/text/StringHash.h" |
41 | 41 |
42 namespace blink { | 42 namespace blink { |
43 | 43 |
44 // Multiplying the floating point size by 100 gives two decimal point | 44 // Multiplying the floating point size by 100 gives two decimal point |
45 // precision which should be sufficient. | 45 // precision which should be sufficient. |
46 static const unsigned s_fontSizePrecisionMultiplier = 100; | 46 static const unsigned s_fontSizePrecisionMultiplier = 100; |
47 | 47 |
48 struct FontCacheKey { | 48 struct FontCacheKey { |
49 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); | 49 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); |
50 | 50 |
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105 static const bool safeToCompareToEmptyOrDeleted = true; | 105 static const bool safeToCompareToEmptyOrDeleted = true; |
106 }; | 106 }; |
107 | 107 |
108 struct FontCacheKeyTraits : WTF::SimpleClassHashTraits<FontCacheKey> { | 108 struct FontCacheKeyTraits : WTF::SimpleClassHashTraits<FontCacheKey> { |
109 STATIC_ONLY(FontCacheKeyTraits); | 109 STATIC_ONLY(FontCacheKeyTraits); |
110 }; | 110 }; |
111 | 111 |
112 } // namespace blink | 112 } // namespace blink |
113 | 113 |
114 #endif // FontCacheKey_h | 114 #endif // FontCacheKey_h |
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