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1 /* | 1 /* |
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
3 * Copyright (C) 2003, 2004, 2006, 2007, 2009, 2010 Apple Inc. All right reserve
d. | 3 * Copyright (C) 2003, 2004, 2006, 2007, 2009, 2010 Apple Inc. All right reserve
d. |
4 * | 4 * |
5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
9 * | 9 * |
10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
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27 | 27 |
28 namespace blink { | 28 namespace blink { |
29 | 29 |
30 using namespace WTF::Unicode; | 30 using namespace WTF::Unicode; |
31 | 31 |
32 struct SameSizeAsBidiContext : public RefCounted<SameSizeAsBidiContext> { | 32 struct SameSizeAsBidiContext : public RefCounted<SameSizeAsBidiContext> { |
33 uint32_t bitfields : 16; | 33 uint32_t bitfields : 16; |
34 void* parent; | 34 void* parent; |
35 }; | 35 }; |
36 | 36 |
37 COMPILE_ASSERT(sizeof(BidiContext) == sizeof(SameSizeAsBidiContext), BidiContext
_should_stay_small); | 37 static_assert(sizeof(BidiContext) == sizeof(SameSizeAsBidiContext), "BidiContext
should stay small"); |
38 | 38 |
39 inline PassRefPtr<BidiContext> BidiContext::createUncached(unsigned char level,
Direction direction, bool override, BidiEmbeddingSource source, BidiContext* par
ent) | 39 inline PassRefPtr<BidiContext> BidiContext::createUncached(unsigned char level,
Direction direction, bool override, BidiEmbeddingSource source, BidiContext* par
ent) |
40 { | 40 { |
41 return adoptRef(new BidiContext(level, direction, override, source, parent))
; | 41 return adoptRef(new BidiContext(level, direction, override, source, parent))
; |
42 } | 42 } |
43 | 43 |
44 PassRefPtr<BidiContext> BidiContext::create(unsigned char level, Direction direc
tion, bool override, BidiEmbeddingSource source, BidiContext* parent) | 44 PassRefPtr<BidiContext> BidiContext::create(unsigned char level, Direction direc
tion, bool override, BidiEmbeddingSource source, BidiContext* parent) |
45 { | 45 { |
46 ASSERT(direction == (level % 2 ? RightToLeft : LeftToRight)); | 46 ASSERT(direction == (level % 2 ? RightToLeft : LeftToRight)); |
47 | 47 |
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104 if (&c1 == &c2) | 104 if (&c1 == &c2) |
105 return true; | 105 return true; |
106 if (c1.level() != c2.level() || c1.override() != c2.override() || c1.dir() !
= c2.dir() || c1.source() != c2.source()) | 106 if (c1.level() != c2.level() || c1.override() != c2.override() || c1.dir() !
= c2.dir() || c1.source() != c2.source()) |
107 return false; | 107 return false; |
108 if (!c1.parent()) | 108 if (!c1.parent()) |
109 return !c2.parent(); | 109 return !c2.parent(); |
110 return c2.parent() && *c1.parent() == *c2.parent(); | 110 return c2.parent() && *c1.parent() == *c2.parent(); |
111 } | 111 } |
112 | 112 |
113 } // namespace blink | 113 } // namespace blink |
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