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| 1 /* | 1 /* |
| 2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 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 |
| (...skipping 13 matching lines...) Expand all Loading... |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #include "config.h" | 26 #include "config.h" |
| 27 #include "ArrayBufferView.h" | 27 #include "ArrayBufferView.h" |
| 28 | 28 |
| 29 #include "ArrayBuffer.h" | 29 #include "ArrayBuffer.h" |
| 30 | 30 |
| 31 namespace WTF { | 31 namespace WTF { |
| 32 | 32 |
| 33 ArrayBufferView::ArrayBufferView(PassRefPtr<ArrayBuffer> buffer, unsigned byteOf
fset) | 33 ArrayBufferView::ArrayBufferView(PassRefPtr<ArrayBuffer> buffer, unsigned byteOf
fset) |
| 34 : m_byteOffset(byteOffset) | 34 : m_byteOffset(byteOffset), m_isNeuterable(true), m_buffer(buffer), m_prevVi
ew(nullptr), m_nextView(nullptr) { |
| 35 , m_isNeuterable(true) | 35 m_baseAddress = m_buffer ? (static_cast<char*>(m_buffer->data()) + m_byteOffse
t) : nullptr; |
| 36 , m_buffer(buffer) | 36 if (m_buffer) |
| 37 , m_prevView(nullptr) | 37 m_buffer->addView(this); |
| 38 , m_nextView(nullptr) | |
| 39 { | |
| 40 m_baseAddress = m_buffer ? (static_cast<char*>(m_buffer->data()) + m_byteOff
set) : nullptr; | |
| 41 if (m_buffer) | |
| 42 m_buffer->addView(this); | |
| 43 } | 38 } |
| 44 | 39 |
| 45 ArrayBufferView::~ArrayBufferView() | 40 ArrayBufferView::~ArrayBufferView() { |
| 46 { | 41 if (m_buffer) |
| 47 if (m_buffer) | 42 m_buffer->removeView(this); |
| 48 m_buffer->removeView(this); | |
| 49 } | 43 } |
| 50 | 44 |
| 51 void ArrayBufferView::neuter() | 45 void ArrayBufferView::neuter() { |
| 52 { | 46 m_buffer = nullptr; |
| 53 m_buffer = nullptr; | 47 m_byteOffset = 0; |
| 54 m_byteOffset = 0; | |
| 55 } | 48 } |
| 56 | 49 |
| 57 const char* ArrayBufferView::typeName() | 50 const char* ArrayBufferView::typeName() { |
| 58 { | 51 switch (type()) { |
| 59 switch (type()) { | |
| 60 case TypeInt8: | 52 case TypeInt8: |
| 61 return "Int8"; | 53 return "Int8"; |
| 62 break; | 54 break; |
| 63 case TypeUint8: | 55 case TypeUint8: |
| 64 return "UInt8"; | 56 return "UInt8"; |
| 65 break; | 57 break; |
| 66 case TypeUint8Clamped: | 58 case TypeUint8Clamped: |
| 67 return "UInt8Clamped"; | 59 return "UInt8Clamped"; |
| 68 break; | 60 break; |
| 69 case TypeInt16: | 61 case TypeInt16: |
| 70 return "Int16"; | 62 return "Int16"; |
| 71 break; | 63 break; |
| 72 case TypeUint16: | 64 case TypeUint16: |
| 73 return "UInt16"; | 65 return "UInt16"; |
| 74 break; | 66 break; |
| 75 case TypeInt32: | 67 case TypeInt32: |
| 76 return "Int32"; | 68 return "Int32"; |
| 77 break; | 69 break; |
| 78 case TypeUint32: | 70 case TypeUint32: |
| 79 return "Uint32"; | 71 return "Uint32"; |
| 80 break; | 72 break; |
| 81 case TypeFloat32: | 73 case TypeFloat32: |
| 82 return "Float32"; | 74 return "Float32"; |
| 83 break; | 75 break; |
| 84 case TypeFloat64: | 76 case TypeFloat64: |
| 85 return "Float64"; | 77 return "Float64"; |
| 86 break; | 78 break; |
| 87 case TypeDataView: | 79 case TypeDataView: |
| 88 return "DataView"; | 80 return "DataView"; |
| 89 break; | 81 break; |
| 90 } | 82 } |
| 91 ASSERT_NOT_REACHED(); | 83 ASSERT_NOT_REACHED(); |
| 92 return "Unknown"; | 84 return "Unknown"; |
| 93 } | 85 } |
| 94 | |
| 95 } | 86 } |
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