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1 /* | 1 /* |
2 * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2007, 2008 Apple 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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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26 #ifndef PlainTextRange_h | 26 #ifndef PlainTextRange_h |
27 #define PlainTextRange_h | 27 #define PlainTextRange_h |
28 | 28 |
29 #include "platform/heap/Handle.h" | 29 #include "platform/heap/Handle.h" |
30 #include "wtf/NotFound.h" | 30 #include "wtf/NotFound.h" |
31 #include "wtf/PassRefPtr.h" | 31 #include "wtf/PassRefPtr.h" |
32 | 32 |
33 namespace blink { | 33 namespace blink { |
34 | 34 |
35 class ContainerNode; | 35 class ContainerNode; |
36 class Node; | |
37 class Range; | 36 class Range; |
38 | 37 |
39 class PlainTextRange { | 38 class PlainTextRange { |
40 public: | 39 public: |
41 PlainTextRange(); | 40 PlainTextRange(); |
42 PlainTextRange(const PlainTextRange&); | 41 PlainTextRange(const PlainTextRange&); |
43 explicit PlainTextRange(int location); | 42 explicit PlainTextRange(int location); |
44 PlainTextRange(int start, int end); | 43 PlainTextRange(int start, int end); |
45 | 44 |
46 size_t end() const { ASSERT(!isNull()); return m_end; } | 45 size_t end() const { ASSERT(!isNull()); return m_end; } |
47 size_t start() const { ASSERT(!isNull()); return m_start; } | 46 size_t start() const { ASSERT(!isNull()); return m_start; } |
48 bool isNull() const { return m_start == kNotFound; } | 47 bool isNull() const { return m_start == kNotFound; } |
49 bool isNotNull() const { return m_start != kNotFound; } | 48 bool isNotNull() const { return m_start != kNotFound; } |
50 size_t length() const { ASSERT(!isNull()); return m_end - m_start; } | 49 size_t length() const { ASSERT(!isNull()); return m_end - m_start; } |
51 | 50 |
52 PassRefPtrWillBeRawPtr<Range> createRange(const ContainerNode& scope) const; | 51 PassRefPtrWillBeRawPtr<Range> createRange(const ContainerNode& scope) const; |
53 PassRefPtrWillBeRawPtr<Range> createRangeForSelection(const ContainerNode& s
cope) const; | 52 PassRefPtrWillBeRawPtr<Range> createRangeForSelection(const ContainerNode& s
cope) const; |
54 | 53 |
55 static PlainTextRange create(const Node& scope, const Range&); | 54 static PlainTextRange create(const ContainerNode& scope, const Range&); |
56 | 55 |
57 private: | 56 private: |
58 PlainTextRange& operator=(const PlainTextRange&) WTF_DELETED_FUNCTION; | 57 PlainTextRange& operator=(const PlainTextRange&) WTF_DELETED_FUNCTION; |
59 | 58 |
60 enum GetRangeFor { ForGeneric, ForSelection }; | 59 enum GetRangeFor { ForGeneric, ForSelection }; |
61 PassRefPtrWillBeRawPtr<Range> createRangeFor(const ContainerNode& scope, Get
RangeFor) const; | 60 PassRefPtrWillBeRawPtr<Range> createRangeFor(const ContainerNode& scope, Get
RangeFor) const; |
62 | 61 |
63 const size_t m_start; | 62 const size_t m_start; |
64 const size_t m_end; | 63 const size_t m_end; |
65 }; | 64 }; |
66 | 65 |
67 } // namespace blink | 66 } // namespace blink |
68 | 67 |
69 #endif // PlainTextRange_h | 68 #endif // PlainTextRange_h |
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