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1 /* | |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | |
3 * Copyright (C) 2009 Google Inc. All rights reserved. | |
4 * | |
5 * Redistribution and use in source and binary forms, with or without | |
6 * modification, are permitted provided that the following conditions | |
7 * are met: | |
8 * 1. Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * 2. Redistributions in binary form must reproduce the above copyright | |
11 * notice, this list of conditions and the following disclaimer in the | |
12 * documentation and/or other materials provided with the distribution. | |
13 * | |
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
25 */ | |
26 | |
27 #ifndef Int8Array_h | |
28 #define Int8Array_h | |
29 | |
30 #include <wtf/IntegralTypedArrayBase.h> | |
31 | |
32 namespace WTF { | |
33 | |
34 class ArrayBuffer; | |
35 | |
36 class Int8Array : public IntegralTypedArrayBase<signed char> { | |
37 public: | |
38 static inline PassRefPtr<Int8Array> create(unsigned length); | |
39 static inline PassRefPtr<Int8Array> create(const signed char* array, unsigne
d length); | |
40 static inline PassRefPtr<Int8Array> create(PassRefPtr<ArrayBuffer>, unsigned
byteOffset, unsigned length); | |
41 | |
42 // Should only be used when it is known the entire array will be filled. Do | |
43 // not return these results directly to JavaScript without filling first. | |
44 static inline PassRefPtr<Int8Array> createUninitialized(unsigned length); | |
45 | |
46 using TypedArrayBase<signed char>::set; | |
47 using IntegralTypedArrayBase<signed char>::set; | |
48 | |
49 inline PassRefPtr<Int8Array> subarray(int start) const; | |
50 inline PassRefPtr<Int8Array> subarray(int start, int end) const; | |
51 | |
52 virtual ViewType getType() const | |
53 { | |
54 return TypeInt8; | |
55 } | |
56 | |
57 private: | |
58 inline Int8Array(PassRefPtr<ArrayBuffer>, | |
59 unsigned byteOffset, | |
60 unsigned length); | |
61 // Make constructor visible to superclass. | |
62 friend class TypedArrayBase<signed char>; | |
63 }; | |
64 | |
65 PassRefPtr<Int8Array> Int8Array::create(unsigned length) | |
66 { | |
67 return TypedArrayBase<signed char>::create<Int8Array>(length); | |
68 } | |
69 | |
70 PassRefPtr<Int8Array> Int8Array::create(const signed char* array, unsigned lengt
h) | |
71 { | |
72 return TypedArrayBase<signed char>::create<Int8Array>(array, length); | |
73 } | |
74 | |
75 PassRefPtr<Int8Array> Int8Array::create(PassRefPtr<ArrayBuffer> buffer, unsigned
byteOffset, unsigned length) | |
76 { | |
77 return TypedArrayBase<signed char>::create<Int8Array>(buffer, byteOffset, le
ngth); | |
78 } | |
79 | |
80 PassRefPtr<Int8Array> Int8Array::createUninitialized(unsigned length) | |
81 { | |
82 return TypedArrayBase<signed char>::createUninitialized<Int8Array>(length); | |
83 } | |
84 | |
85 Int8Array::Int8Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsign
ed length) | |
86 : IntegralTypedArrayBase<signed char>(buffer, byteOffset, length) | |
87 { | |
88 } | |
89 | |
90 PassRefPtr<Int8Array> Int8Array::subarray(int start) const | |
91 { | |
92 return subarray(start, length()); | |
93 } | |
94 | |
95 PassRefPtr<Int8Array> Int8Array::subarray(int start, int end) const | |
96 { | |
97 return subarrayImpl<Int8Array>(start, end); | |
98 } | |
99 | |
100 } // namespace WTF | |
101 | |
102 using WTF::Int8Array; | |
103 | |
104 #endif // Int8Array_h | |
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