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1 /* | |
2 * Copyright (c) 2009, 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 CanvasPixelArray_h | |
32 #define CanvasPixelArray_h | |
33 | |
34 #include "v8.h" | |
35 #include <wtf/Forward.h> | |
36 #include <wtf/PassRefPtr.h> | |
37 #include <wtf/RefCounted.h> | |
38 | |
39 namespace WebCore { | |
40 | |
41 class CanvasPixelArray : public RefCounted<CanvasPixelArray> { | |
42 public: | |
43 static PassRefPtr<CanvasPixelArray> create(size_t length) | |
44 { | |
45 return adoptRef(new CanvasPixelArray(length)); | |
46 } | |
47 ~CanvasPixelArray(); | |
48 | |
49 size_t length() const; | |
50 unsigned char* data(); | |
51 | |
52 unsigned char get(size_t index); | |
53 void set(size_t index, double value); | |
54 | |
55 private: | |
56 size_t m_length; | |
57 unsigned char* m_data; | |
58 | |
59 CanvasPixelArray(size_t length); | |
60 }; | |
61 | |
62 } // namespace WebCore | |
63 | |
64 #endif // CanvasPixelArray_h | |
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