Int32Array.h revision 2fc2651226baac27029e38c9d6ef883fa32084db 
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 "IntegralTypedArrayBase.h"
31
32namespace WebCore {
33
34class Int32Array : public IntegralTypedArrayBase<int> {
35public:
36    static PassRefPtr<Int32Array> create(unsigned length);
37    static PassRefPtr<Int32Array> create(int* array, unsigned length);
38    static PassRefPtr<Int32Array> create(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length);
39
40    // Can’t use "using" here due to a bug in the RVCT compiler.
41    void set(TypedArrayBase<int>* array, unsigned offset, ExceptionCode& ec) { return TypedArrayBase<int>::set(array, offset, ec); }
42    void set(unsigned index, double value) { return IntegralTypedArrayBase<int>::set(index, value); }
43
44    PassRefPtr<Int32Array> subarray(int start) const;
45    PassRefPtr<Int32Array> subarray(int start, int end) const;
46
47private:
48    Int32Array(PassRefPtr<ArrayBuffer> buffer,
49                  unsigned byteOffset,
50                  unsigned length);
51    // Make constructor visible to superclass.
52    friend class TypedArrayBase<int>;
53
54    // Overridden from ArrayBufferView.
55    virtual bool isIntArray() const { return true; }
56};
57
58} // namespace WebCore
59
60#endif // Int32Array_h
61