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1 /* | 1 /* |
2 * Copyright (C) 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2010 Apple Inc. All rights reserved. |
3 * Copyright (c) 2010, Google Inc. All rights reserved. | 3 * Copyright (c) 2010, Google Inc. All rights reserved. |
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 * 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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77 if (a) | 77 if (a) |
78 for (unsigned i = 0; i < length; ++i) | 78 for (unsigned i = 0; i < length; ++i) |
79 a->set(i, array[i]); | 79 a->set(i, array[i]); |
80 return a; | 80 return a; |
81 } | 81 } |
82 | 82 |
83 template <class Subclass> | 83 template <class Subclass> |
84 static PassRefPtr<Subclass> create(PassRefPtr<ArrayBuffer> buffer, | 84 static PassRefPtr<Subclass> create(PassRefPtr<ArrayBuffer> buffer, |
85 unsigned byteOffset, | 85 unsigned byteOffset, |
86 unsigned length) { | 86 unsigned length) { |
87 RefPtr<ArrayBuffer> buf(buffer); | 87 RefPtr<ArrayBuffer> buf(std::move(buffer)); |
88 RELEASE_ASSERT(verifySubRange<T>(buf, byteOffset, length)); | 88 RELEASE_ASSERT(verifySubRange<T>(buf, byteOffset, length)); |
89 return adoptRef(new Subclass(buf.release(), byteOffset, length)); | 89 return adoptRef(new Subclass(buf.release(), byteOffset, length)); |
90 } | 90 } |
91 | 91 |
92 template <class Subclass> | 92 template <class Subclass> |
93 static PassRefPtr<Subclass> createOrNull(unsigned length) { | 93 static PassRefPtr<Subclass> createOrNull(unsigned length) { |
94 RefPtr<ArrayBuffer> buffer = ArrayBuffer::createOrNull(length, sizeof(T)); | 94 RefPtr<ArrayBuffer> buffer = ArrayBuffer::createOrNull(length, sizeof(T)); |
95 if (!buffer) | 95 if (!buffer) |
96 return nullptr; | 96 return nullptr; |
97 return create<Subclass>(buffer.release(), 0, length); | 97 return create<Subclass>(buffer.release(), 0, length); |
98 } | 98 } |
99 | 99 |
100 void neuter() final { | 100 void neuter() final { |
101 ArrayBufferView::neuter(); | 101 ArrayBufferView::neuter(); |
102 m_length = 0; | 102 m_length = 0; |
103 } | 103 } |
104 | 104 |
105 // We do not want to have to access this via a virtual function in subclasses, | 105 // We do not want to have to access this via a virtual function in subclasses, |
106 // which is why it is protected rather than private. | 106 // which is why it is protected rather than private. |
107 unsigned m_length; | 107 unsigned m_length; |
108 }; | 108 }; |
109 | 109 |
110 } // namespace WTF | 110 } // namespace WTF |
111 | 111 |
112 using WTF::TypedArrayBase; | 112 using WTF::TypedArrayBase; |
113 | 113 |
114 #endif // TypedArrayBase_h | 114 #endif // TypedArrayBase_h |
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