1/*
2 * Copyright (C) 2009 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef Int16Array_h
27#define Int16Array_h
28
29#include "wtf/IntegralTypedArrayBase.h"
30
31namespace WTF {
32
33class ArrayBuffer;
34
35class Int16Array final : public IntegralTypedArrayBase<short> {
36public:
37    static inline PassRefPtr<Int16Array> create(unsigned length);
38    static inline PassRefPtr<Int16Array> create(const short* array, unsigned length);
39    static inline PassRefPtr<Int16Array> create(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned length);
40
41    // Should only be used when it is known the entire array will be filled. Do
42    // not return these results directly to JavaScript without filling first.
43    static inline PassRefPtr<Int16Array> createUninitialized(unsigned length);
44
45    using TypedArrayBase<short>::set;
46    using IntegralTypedArrayBase<short>::set;
47
48    inline PassRefPtr<Int16Array> subarray(int start) const;
49    inline PassRefPtr<Int16Array> subarray(int start, int end) const;
50
51    virtual ViewType type() const override
52    {
53        return TypeInt16;
54    }
55
56private:
57    inline Int16Array(PassRefPtr<ArrayBuffer>,
58                    unsigned byteOffset,
59                    unsigned length);
60    // Make constructor visible to superclass.
61    friend class TypedArrayBase<short>;
62};
63
64PassRefPtr<Int16Array> Int16Array::create(unsigned length)
65{
66    return TypedArrayBase<short>::create<Int16Array>(length);
67}
68
69PassRefPtr<Int16Array> Int16Array::create(const short* array, unsigned length)
70{
71    return TypedArrayBase<short>::create<Int16Array>(array, length);
72}
73
74PassRefPtr<Int16Array> Int16Array::create(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
75{
76    return TypedArrayBase<short>::create<Int16Array>(buffer, byteOffset, length);
77}
78
79PassRefPtr<Int16Array> Int16Array::createUninitialized(unsigned length)
80{
81    return TypedArrayBase<short>::createUninitialized<Int16Array>(length);
82}
83
84Int16Array::Int16Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
85    : IntegralTypedArrayBase<short>(buffer, byteOffset, length)
86{
87}
88
89PassRefPtr<Int16Array> Int16Array::subarray(int start) const
90{
91    return subarray(start, length());
92}
93
94PassRefPtr<Int16Array> Int16Array::subarray(int start, int end) const
95{
96    return subarrayImpl<Int16Array>(start, end);
97}
98
99} // namespace WTF
100
101using WTF::Int16Array;
102
103#endif // Int16Array_h
104