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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 |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #ifndef ArrayBuffer_h | 26 #ifndef ArrayBuffer_h |
| 27 #define ArrayBuffer_h | 27 #define ArrayBuffer_h |
| 28 | 28 |
| 29 #include "wtf/Assertions.h" | 29 #include "platform/wtf/Assertions.h" |
| 30 #include "wtf/HashSet.h" | 30 #include "platform/wtf/HashSet.h" |
| 31 #include "wtf/PassRefPtr.h" | 31 #include "platform/wtf/PassRefPtr.h" |
| 32 #include "wtf/RefCounted.h" | 32 #include "platform/wtf/RefCounted.h" |
| 33 #include "wtf/WTFExport.h" | 33 #include "platform/wtf/WTFExport.h" |
| 34 #include "wtf/typed_arrays/ArrayBufferContents.h" | 34 #include "platform/wtf/typed_arrays/ArrayBufferContents.h" |
| 35 | 35 |
| 36 namespace WTF { | 36 namespace WTF { |
| 37 | 37 |
| 38 class ArrayBuffer; | 38 class ArrayBuffer; |
| 39 class ArrayBufferView; | 39 class ArrayBufferView; |
| 40 | 40 |
| 41 class WTF_EXPORT ArrayBuffer : public RefCounted<ArrayBuffer> { | 41 class WTF_EXPORT ArrayBuffer : public RefCounted<ArrayBuffer> { |
| 42 public: | 42 public: |
| 43 static inline PassRefPtr<ArrayBuffer> create(unsigned numElements, | 43 static inline PassRefPtr<ArrayBuffer> create(unsigned numElements, |
| 44 unsigned elementByteSize); | 44 unsigned elementByteSize); |
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| 262 if (index < 0) | 262 if (index < 0) |
| 263 index = currentLength + index; | 263 index = currentLength + index; |
| 264 return clampValue(index, 0, currentLength); | 264 return clampValue(index, 0, currentLength); |
| 265 } | 265 } |
| 266 | 266 |
| 267 } // namespace WTF | 267 } // namespace WTF |
| 268 | 268 |
| 269 using WTF::ArrayBuffer; | 269 using WTF::ArrayBuffer; |
| 270 | 270 |
| 271 #endif // ArrayBuffer_h | 271 #endif // ArrayBuffer_h |
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