| // Copyright 2018 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. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_ENCODING_TEXT_ENCODER_STREAM_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_MODULES_ENCODING_TEXT_ENCODER_STREAM_H_ |
| |
| #include "third_party/blink/renderer/bindings/core/v8/script_value.h" |
| #include "third_party/blink/renderer/core/streams/transform_stream.h" |
| #include "third_party/blink/renderer/platform/bindings/script_wrappable.h" |
| #include "third_party/blink/renderer/platform/bindings/trace_wrapper_member.h" |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| |
| namespace blink { |
| |
| class ExceptionState; |
| class ScriptState; |
| class Visitor; |
| |
| // Implements the TextDecoderStream interface as specified at |
| // https://encoding.spec.whatwg.org/#interface-textencoderstream. |
| // Converts a stream of text data in the form of string chunks to a stream of |
| // binary data in the form of UInt8Array chunks. After construction |
| // functionality is delegated to the owned TransformStream. |
| class TextEncoderStream final : public ScriptWrappable { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| static TextEncoderStream* Create(ScriptState*, ExceptionState&); |
| ~TextEncoderStream() override; |
| |
| // From text_encoder_stream.idl |
| String encoding() const; |
| ReadableStream* readable() const; |
| ScriptValue writable(ScriptState*, ExceptionState&) const; |
| |
| void Trace(Visitor* visitor) override; |
| |
| private: |
| class Transformer; |
| |
| TextEncoderStream(ScriptState*, ExceptionState&); |
| |
| const TraceWrapperMember<TransformStream> transform_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TextEncoderStream); |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_MODULES_ENCODING_TEXT_ENCODER_STREAM_H_ |