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| 1 /* | |
| 2 * Copyright (C) 2009 Apple Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #include "wtf/typed_arrays/ArrayBufferView.h" | |
| 27 | |
| 28 #include "wtf/typed_arrays/ArrayBuffer.h" | |
| 29 | |
| 30 namespace WTF { | |
| 31 | |
| 32 ArrayBufferView::ArrayBufferView(PassRefPtr<ArrayBuffer> buffer, | |
| 33 unsigned byteOffset) | |
| 34 : m_byteOffset(byteOffset), | |
| 35 m_isNeuterable(true), | |
| 36 m_buffer(std::move(buffer)), | |
| 37 m_prevView(nullptr), | |
| 38 m_nextView(nullptr) { | |
| 39 m_baseAddress = | |
| 40 m_buffer | |
| 41 ? (static_cast<char*>(m_buffer->dataMaybeShared()) + m_byteOffset) | |
| 42 : nullptr; | |
| 43 if (m_buffer) | |
| 44 m_buffer->addView(this); | |
| 45 } | |
| 46 | |
| 47 ArrayBufferView::~ArrayBufferView() { | |
| 48 if (m_buffer) | |
| 49 m_buffer->removeView(this); | |
| 50 } | |
| 51 | |
| 52 void ArrayBufferView::neuter() { | |
| 53 m_buffer = nullptr; | |
| 54 m_byteOffset = 0; | |
| 55 } | |
| 56 | |
| 57 const char* ArrayBufferView::typeName() { | |
| 58 switch (type()) { | |
| 59 case TypeInt8: | |
| 60 return "Int8"; | |
| 61 break; | |
| 62 case TypeUint8: | |
| 63 return "UInt8"; | |
| 64 break; | |
| 65 case TypeUint8Clamped: | |
| 66 return "UInt8Clamped"; | |
| 67 break; | |
| 68 case TypeInt16: | |
| 69 return "Int16"; | |
| 70 break; | |
| 71 case TypeUint16: | |
| 72 return "UInt16"; | |
| 73 break; | |
| 74 case TypeInt32: | |
| 75 return "Int32"; | |
| 76 break; | |
| 77 case TypeUint32: | |
| 78 return "Uint32"; | |
| 79 break; | |
| 80 case TypeFloat32: | |
| 81 return "Float32"; | |
| 82 break; | |
| 83 case TypeFloat64: | |
| 84 return "Float64"; | |
| 85 break; | |
| 86 case TypeDataView: | |
| 87 return "DataView"; | |
| 88 break; | |
| 89 } | |
| 90 NOTREACHED(); | |
| 91 return "Unknown"; | |
| 92 } | |
| 93 | |
| 94 } // namespace WTF | |
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Chromium Code Reviews
Issue 2768063003:
Move files in wtf/ to platform/wtf/ (Part 11). (Closed)
