| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "core/typed_arrays/DOMArrayPiece.h" |
| |
| #include "bindings/core/v8/array_buffer_or_array_buffer_view.h" |
| |
| namespace blink { |
| |
| DOMArrayPiece::DOMArrayPiece( |
| const ArrayBufferOrArrayBufferView& array_buffer_or_view, |
| InitWithUnionOption option) { |
| if (array_buffer_or_view.IsArrayBuffer()) { |
| DOMArrayBuffer* array_buffer = array_buffer_or_view.GetAsArrayBuffer(); |
| InitWithData(array_buffer->Data(), array_buffer->ByteLength()); |
| } else if (array_buffer_or_view.IsArrayBufferView()) { |
| DOMArrayBufferView* array_buffer_view = |
| array_buffer_or_view.GetAsArrayBufferView().View(); |
| InitWithData(array_buffer_view->BaseAddress(), |
| array_buffer_view->byteLength()); |
| } else if (array_buffer_or_view.IsNull() && |
| option == kAllowNullPointToNullWithZeroSize) { |
| InitWithData(nullptr, 0); |
| } // Otherwise, leave the obejct as null. |
| } |
| |
| } // namespace blink |
