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 Int32Array_h
28 #define Int32Array_h
29
30 #include "wtf/IntegralTypedArrayBase.h"
31
32 namespace WTF {
33
34 class Int32Array FINAL : public IntegralTypedArrayBase<int> {
35 public:
36 static inline PassRefPtr<Int32Array> create(unsigned length);
37 static inline PassRefPtr<Int32Array> create(const int* array, unsigned length);
38 static inline PassRefPtr<Int32Array> create(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned length);
39
40 // Should only be used when it is known the entire array will be filled. Do
41 // not return these results directly to JavaScript without filling first.
42 static inline PassRefPtr<Int32Array> createUninitialized(unsigned length);
43
44 using TypedArrayBase<int>::set;
45 using IntegralTypedArrayBase<int>::set;
46
47 inline PassRefPtr<Int32Array> subarray(int start) const;
48 inline PassRefPtr<Int32Array> subarray(int start, int end) const;
49
type()50 virtual ViewType type() const OVERRIDE
51 {
52 return TypeInt32;
53 }
54
55 private:
56 inline Int32Array(PassRefPtr<ArrayBuffer>,
57 unsigned byteOffset,
58 unsigned length);
59 // Make constructor visible to superclass.
60 friend class TypedArrayBase<int>;
61 };
62
create(unsigned length)63 PassRefPtr<Int32Array> Int32Array::create(unsigned length)
64 {
65 return TypedArrayBase<int>::create<Int32Array>(length);
66 }
67
create(const int * array,unsigned length)68 PassRefPtr<Int32Array> Int32Array::create(const int* array, unsigned length)
69 {
70 return TypedArrayBase<int>::create<Int32Array>(array, length);
71 }
72
create(PassRefPtr<ArrayBuffer> buffer,unsigned byteOffset,unsigned length)73 PassRefPtr<Int32Array> Int32Array::create(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
74 {
75 return TypedArrayBase<int>::create<Int32Array>(buffer, byteOffset, length);
76 }
77
createUninitialized(unsigned length)78 PassRefPtr<Int32Array> Int32Array::createUninitialized(unsigned length)
79 {
80 return TypedArrayBase<int>::createUninitialized<Int32Array>(length);
81 }
82
Int32Array(PassRefPtr<ArrayBuffer> buffer,unsigned byteOffset,unsigned length)83 Int32Array::Int32Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
84 : IntegralTypedArrayBase<int>(buffer, byteOffset, length)
85 {
86 }
87
subarray(int start)88 PassRefPtr<Int32Array> Int32Array::subarray(int start) const
89 {
90 return subarray(start, length());
91 }
92
subarray(int start,int end)93 PassRefPtr<Int32Array> Int32Array::subarray(int start, int end) const
94 {
95 return subarrayImpl<Int32Array>(start, end);
96 }
97
98 } // namespace WTF
99
100 using WTF::Int32Array;
101
102 #endif // Int32Array_h
103