1 /*
2  * Copyright 2011 Google Inc. All Rights Reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef SFNTLY_CPP_SRC_SFNTLY_PORT_MEMORY_OUTPUT_STREAM_H_
18 #define SFNTLY_CPP_SRC_SFNTLY_PORT_MEMORY_OUTPUT_STREAM_H_
19 
20 #include <cstddef>
21 #include <vector>
22 
23 #include "sfntly/port/type.h"
24 #include "sfntly/port/output_stream.h"
25 
26 namespace sfntly {
27 
28 // OutputStream backed by STL vector
29 
30 class MemoryOutputStream : public OutputStream {
31  public:
32   MemoryOutputStream();
33   virtual ~MemoryOutputStream();
34 
Close()35   virtual void Close() {}  // no-op
Flush()36   virtual void Flush() {}  // no-op
37   virtual void Write(ByteVector* buffer);
38   virtual void Write(ByteVector* buffer, int32_t offset, int32_t length);
39   virtual void Write(byte_t* buffer, int32_t offset, int32_t length);
40   virtual void Write(byte_t b);
41 
42   byte_t* Get();
43   size_t Size();
44 
45  private:
46   std::vector<byte_t> store_;
47 };
48 
49 }  // namespace sfntly
50 
51 #endif  // SFNTLY_CPP_SRC_SFNTLY_PORT_MEMORY_OUTPUT_STREAM_H_
52