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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "core/dom/DOMDataView.h" | 5 #include "core/dom/DOMDataView.h" |
| 6 | 6 |
| 7 #include "bindings/core/v8/DOMDataStore.h" | 7 #include "bindings/core/v8/DOMDataStore.h" |
| 8 #include "bindings/core/v8/V8ArrayBuffer.h" | 8 #include "bindings/core/v8/V8ArrayBuffer.h" |
| 9 #include "wtf/CheckedNumeric.h" | 9 #include "wtf/CheckedNumeric.h" |
| 10 #include "wtf/typed_arrays/ArrayBufferView.h" | 10 #include "wtf/typed_arrays/ArrayBufferView.h" |
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| 49 RefPtr<DataView> dataView = | 49 RefPtr<DataView> dataView = |
| 50 DataView::create(buffer->buffer(), byteOffset, byteLength); | 50 DataView::create(buffer->buffer(), byteOffset, byteLength); |
| 51 return new DOMDataView(dataView, buffer); | 51 return new DOMDataView(dataView, buffer); |
| 52 } | 52 } |
| 53 | 53 |
| 54 v8::Local<v8::Object> DOMDataView::wrap(v8::Isolate* isolate, | 54 v8::Local<v8::Object> DOMDataView::wrap(v8::Isolate* isolate, |
| 55 v8::Local<v8::Object> creationContext) { | 55 v8::Local<v8::Object> creationContext) { |
| 56 DCHECK(!DOMDataStore::containsWrapper(this, isolate)); | 56 DCHECK(!DOMDataStore::containsWrapper(this, isolate)); |
| 57 | 57 |
| 58 const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo(); | 58 const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo(); |
| 59 v8::Local<v8::Value> v8Buffer = toV8(buffer(), creationContext, isolate); | 59 v8::Local<v8::Value> v8Buffer = ToV8(buffer(), creationContext, isolate); |
| 60 if (v8Buffer.IsEmpty()) | 60 if (v8Buffer.IsEmpty()) |
| 61 return v8::Local<v8::Object>(); | 61 return v8::Local<v8::Object>(); |
| 62 DCHECK(v8Buffer->IsArrayBuffer()); | 62 DCHECK(v8Buffer->IsArrayBuffer()); |
| 63 | 63 |
| 64 v8::Local<v8::Object> wrapper = v8::DataView::New( | 64 v8::Local<v8::Object> wrapper = v8::DataView::New( |
| 65 v8Buffer.As<v8::ArrayBuffer>(), byteOffset(), byteLength()); | 65 v8Buffer.As<v8::ArrayBuffer>(), byteOffset(), byteLength()); |
| 66 | 66 |
| 67 return associateWithWrapper(isolate, wrapperTypeInfo, wrapper); | 67 return associateWithWrapper(isolate, wrapperTypeInfo, wrapper); |
| 68 } | 68 } |
| 69 | 69 |
| 70 } // namespace blink | 70 } // namespace blink |
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