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1 /*
2  * Copyright (C) 2013 Google Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  * copyright notice, this list of conditions and the following disclaimer
12  * in the documentation and/or other materials provided with the
13  * distribution.
14  *     * Neither the name of Google Inc. nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #ifndef TextEncoder_h
32 #define TextEncoder_h
33 
34 #include "bindings/core/v8/ScriptWrappable.h"
35 #include "platform/heap/Handle.h"
36 #include "wtf/ArrayBufferView.h"
37 #include "wtf/Uint8Array.h"
38 #include "wtf/text/TextCodec.h"
39 #include "wtf/text/TextEncoding.h"
40 #include "wtf/text/WTFString.h"
41 
42 namespace blink {
43 
44 class ExceptionState;
45 
46 class TextEncoder FINAL : public GarbageCollectedFinalized<TextEncoder>, public ScriptWrappable {
47     DEFINE_WRAPPERTYPEINFO();
48 public:
49     static TextEncoder* create(const String& utfLabel, ExceptionState&);
50     ~TextEncoder();
51 
52     // Implement the IDL
53     String encoding() const;
54     PassRefPtr<Uint8Array> encode(const String&);
55 
trace(Visitor *)56     void trace(Visitor*) { }
57 
58 private:
59     TextEncoder(const WTF::TextEncoding&);
60 
61     WTF::TextEncoding m_encoding;
62     OwnPtr<WTF::TextCodec> m_codec;
63 };
64 
65 } // namespace blink
66 
67 #endif // TextEncoder_h
68