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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #ifndef FileWriterBase_h | 31 #ifndef FileWriterBase_h |
32 #define FileWriterBase_h | 32 #define FileWriterBase_h |
33 | 33 |
34 #include "platform/heap/Handle.h" | 34 #include "platform/heap/Handle.h" |
35 #include "wtf/OwnPtr.h" | 35 #include "wtf/OwnPtr.h" |
36 #include "wtf/PassOwnPtr.h" | 36 #include "wtf/PassOwnPtr.h" |
37 | 37 |
38 namespace blink { class WebFileWriter; } | 38 namespace blink { |
39 | 39 |
40 namespace blink { | 40 class WebFileWriter; |
41 | 41 |
42 class FileWriterBase : public RefCountedGarbageCollectedWillBeGarbageCollectedFi
nalized<FileWriterBase> { | 42 class FileWriterBase : public RefCountedGarbageCollectedWillBeGarbageCollectedFi
nalized<FileWriterBase> { |
43 public: | 43 public: |
44 virtual ~FileWriterBase(); | 44 virtual ~FileWriterBase(); |
45 void initialize(PassOwnPtr<blink::WebFileWriter>, long long length); | 45 void initialize(PassOwnPtr<WebFileWriter>, long long length); |
46 | 46 |
47 long long position() const | 47 long long position() const |
48 { | 48 { |
49 return m_position; | 49 return m_position; |
50 } | 50 } |
51 long long length() const | 51 long long length() const |
52 { | 52 { |
53 return m_length; | 53 return m_length; |
54 } | 54 } |
55 | 55 |
56 virtual void trace(Visitor*) { } | 56 virtual void trace(Visitor*) { } |
57 | 57 |
58 protected: | 58 protected: |
59 FileWriterBase(); | 59 FileWriterBase(); |
60 | 60 |
61 blink::WebFileWriter* writer() | 61 WebFileWriter* writer() |
62 { | 62 { |
63 return m_writer.get(); | 63 return m_writer.get(); |
64 } | 64 } |
65 | 65 |
66 void setPosition(long long position) | 66 void setPosition(long long position) |
67 { | 67 { |
68 m_position = position; | 68 m_position = position; |
69 } | 69 } |
70 | 70 |
71 void setLength(long long length) | 71 void setLength(long long length) |
72 { | 72 { |
73 m_length = length; | 73 m_length = length; |
74 } | 74 } |
75 | 75 |
76 void seekInternal(long long position); | 76 void seekInternal(long long position); |
77 | 77 |
78 private: | 78 private: |
79 friend class WTF::RefCounted<FileWriterBase>; | 79 friend class WTF::RefCounted<FileWriterBase>; |
80 | 80 |
81 OwnPtr<blink::WebFileWriter> m_writer; | 81 OwnPtr<WebFileWriter> m_writer; |
82 long long m_position; | 82 long long m_position; |
83 long long m_length; | 83 long long m_length; |
84 }; | 84 }; |
85 | 85 |
86 } // namespace blink | 86 } // namespace blink |
87 | 87 |
88 #endif // FileWriterBase_h | 88 #endif // FileWriterBase_h |
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