| // Copyright 2018 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "cobalt/script/v8c/v8c_data_view.h" |
| |
| #include "cobalt/base/polymorphic_downcast.h" |
| |
| namespace cobalt { |
| namespace script { |
| |
| // static |
| Handle<DataView> DataView::New(GlobalEnvironment* global_environment, |
| Handle<ArrayBuffer> array_buffer, |
| size_t byte_offset, size_t byte_length) { |
| auto* v8c_global_environment = |
| base::polymorphic_downcast<v8c::V8cGlobalEnvironment*>( |
| global_environment); |
| v8::Isolate* isolate = v8c_global_environment->isolate(); |
| |
| v8c::EntryScope entry_scope(isolate); |
| |
| const auto* v8c_array_buffer = base::polymorphic_downcast< |
| const v8c::V8cUserObjectHolder<v8c::V8cArrayBuffer>*>( |
| array_buffer.GetScriptValue()); |
| |
| v8::Local<v8::ArrayBuffer> array_buffer_value = |
| v8c_array_buffer->v8_value().As<v8::ArrayBuffer>(); |
| v8::Local<v8::DataView> data_view = |
| v8::DataView::New(array_buffer_value, byte_offset, byte_length); |
| |
| return Handle<DataView>( |
| new v8c::V8cUserObjectHolder<v8c::V8cDataView>(isolate, data_view)); |
| } |
| |
| } // namespace script |
| } // namespace cobalt |