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1 /* | 1 /* |
2 * This file is part of the DOM implementation for WebCore. | 2 * This file is part of the DOM implementation for WebCore. |
3 * | 3 * |
4 * Copyright (C) 2006 Apple Computer, Inc. | 4 * Copyright (C) 2006 Apple Computer, Inc. |
5 * | 5 * |
6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
10 * | 10 * |
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48 MarkerTypeIndexesCount | 48 MarkerTypeIndexesCount |
49 }; | 49 }; |
50 | 50 |
51 enum MarkerType { | 51 enum MarkerType { |
52 Spelling = 1 << SpellingMarkerIndex, | 52 Spelling = 1 << SpellingMarkerIndex, |
53 Grammar = 1 << GrammarMarkerIndex, | 53 Grammar = 1 << GrammarMarkerIndex, |
54 TextMatch = 1 << TextMatchMarkerIndex, | 54 TextMatch = 1 << TextMatchMarkerIndex, |
55 Composition = 1 << CompositionMarkerIndex, | 55 Composition = 1 << CompositionMarkerIndex, |
56 }; | 56 }; |
57 | 57 |
58 class MarkerTypesIterator { | |
59 public: | |
60 explicit MarkerTypesIterator(int markerTypes) | |
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2017/03/22 01:02:57
s/int/unsigned/
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61 : m_remainingTypes(markerTypes) {} | |
62 MarkerTypesIterator(const MarkerTypesIterator& other) = default; | |
63 | |
64 bool operator==(const MarkerTypesIterator& other) { | |
65 return m_remainingTypes == other.m_remainingTypes; | |
66 } | |
67 bool operator!=(const MarkerTypesIterator& other) { | |
68 return !(*this == other); | |
69 } | |
70 | |
71 MarkerTypesIterator& operator++() { | |
72 m_remainingTypes &= (m_remainingTypes - 1); | |
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2017/03/22 01:02:57
add: DCHECK(m_remainingTypes);
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73 return *this; | |
74 } | |
75 | |
76 MarkerType operator*() const { | |
77 return static_cast<MarkerType>(m_remainingTypes & -m_remainingTypes); | |
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2017/03/22 01:02:57
add: DCHECK(m_remainingTypes);
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78 } | |
79 | |
80 private: | |
81 int m_remainingTypes; | |
Xiaocheng
2017/03/22 01:02:57
s/int/unsigned/
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82 }; | |
83 | |
58 class MarkerTypes { | 84 class MarkerTypes { |
59 public: | 85 public: |
60 // The constructor is intentionally implicit to allow conversion from the | 86 // The constructor is intentionally implicit to allow conversion from the |
61 // bit-wise sum of above types | 87 // bit-wise sum of above types |
62 MarkerTypes(unsigned mask) : m_mask(mask) {} | 88 MarkerTypes(unsigned mask) : m_mask(mask) {} |
63 | 89 |
64 bool contains(MarkerType type) const { return m_mask & type; } | 90 bool contains(MarkerType type) const { return m_mask & type; } |
65 bool intersects(const MarkerTypes& types) const { | 91 bool intersects(const MarkerTypes& types) const { |
66 return (m_mask & types.m_mask); | 92 return (m_mask & types.m_mask); |
67 } | 93 } |
68 bool operator==(const MarkerTypes& other) const { | 94 bool operator==(const MarkerTypes& other) const { |
69 return m_mask == other.m_mask; | 95 return m_mask == other.m_mask; |
70 } | 96 } |
71 | 97 |
72 void add(const MarkerTypes& types) { m_mask |= types.m_mask; } | 98 void add(const MarkerTypes& types) { m_mask |= types.m_mask; } |
73 void remove(const MarkerTypes& types) { m_mask &= ~types.m_mask; } | 99 void remove(const MarkerTypes& types) { m_mask &= ~types.m_mask; } |
74 | 100 |
101 MarkerTypesIterator begin() const { return MarkerTypesIterator(m_mask); } | |
102 MarkerTypesIterator end() const { return MarkerTypesIterator(0); } | |
103 | |
75 private: | 104 private: |
76 unsigned m_mask; | 105 unsigned m_mask; |
77 }; | 106 }; |
78 | 107 |
79 class AllMarkers : public MarkerTypes { | 108 class AllMarkers : public MarkerTypes { |
80 public: | 109 public: |
81 AllMarkers() : MarkerTypes(Spelling | Grammar | TextMatch | Composition) {} | 110 AllMarkers() : MarkerTypes(Spelling | Grammar | TextMatch | Composition) {} |
82 }; | 111 }; |
83 | 112 |
84 class MisspellingMarkers : public MarkerTypes { | 113 class MisspellingMarkers : public MarkerTypes { |
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154 virtual bool isDescription() const { return false; } | 183 virtual bool isDescription() const { return false; } |
155 virtual bool isTextMatch() const { return false; } | 184 virtual bool isTextMatch() const { return false; } |
156 virtual bool isComposition() const { return false; } | 185 virtual bool isComposition() const { return false; } |
157 | 186 |
158 DEFINE_INLINE_VIRTUAL_TRACE() {} | 187 DEFINE_INLINE_VIRTUAL_TRACE() {} |
159 }; | 188 }; |
160 | 189 |
161 } // namespace blink | 190 } // namespace blink |
162 | 191 |
163 #endif // DocumentMarker_h | 192 #endif // DocumentMarker_h |
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