1/*
2 * Copyright (C) 2011 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
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 INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "config.h"
26#include "bindings/core/v8/custom/V8ArrayBufferViewCustom.h"
27
28#include "bindings/core/v8/custom/V8DataViewCustom.h"
29#include "bindings/core/v8/custom/V8Float32ArrayCustom.h"
30#include "bindings/core/v8/custom/V8Float64ArrayCustom.h"
31#include "bindings/core/v8/custom/V8Int16ArrayCustom.h"
32#include "bindings/core/v8/custom/V8Int32ArrayCustom.h"
33#include "bindings/core/v8/custom/V8Int8ArrayCustom.h"
34#include "bindings/core/v8/custom/V8Uint16ArrayCustom.h"
35#include "bindings/core/v8/custom/V8Uint32ArrayCustom.h"
36#include "bindings/core/v8/custom/V8Uint8ArrayCustom.h"
37#include "bindings/core/v8/custom/V8Uint8ClampedArrayCustom.h"
38#include <v8.h>
39
40namespace blink {
41
42using namespace WTF;
43
44ArrayBufferView* V8ArrayBufferView::toImpl(v8::Handle<v8::Object> object)
45{
46    ASSERT(object->IsArrayBufferView());
47    ScriptWrappableBase* viewPtr = blink::toScriptWrappableBase(object);
48    if (viewPtr)
49        return reinterpret_cast<ArrayBufferView*>(viewPtr);
50
51    if (object->IsUint8Array()) {
52        return V8Uint8Array::toImpl(object);
53    }
54    if (object->IsInt8Array()) {
55        return V8Int8Array::toImpl(object);
56    }
57    if (object->IsUint16Array()) {
58        return V8Uint16Array::toImpl(object);
59    }
60    if (object->IsInt16Array()) {
61        return V8Int16Array::toImpl(object);
62    }
63    if (object->IsUint32Array()) {
64        return V8Uint32Array::toImpl(object);
65    }
66    if (object->IsInt32Array()) {
67        return V8Int32Array::toImpl(object);
68    }
69    if (object->IsFloat32Array()) {
70        return V8Float32Array::toImpl(object);
71    }
72    if (object->IsFloat64Array()) {
73        return V8Float64Array::toImpl(object);
74    }
75    if (object->IsUint8ClampedArray()) {
76        return V8Uint8ClampedArray::toImpl(object);
77    }
78    if (object->IsDataView()) {
79        return V8DataView::toImpl(object);
80    }
81    ASSERT_NOT_REACHED();
82    return 0;
83}
84
85ArrayBufferView* V8ArrayBufferView::toImplWithTypeCheck(v8::Isolate* isolate, v8::Handle<v8::Value> value)
86{
87    return V8ArrayBufferView::hasInstance(value, isolate) ? V8ArrayBufferView::toImpl(v8::Handle<v8::Object>::Cast(value)) : 0;
88}
89
90} // namespace blink
91