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 #include "config.h"
27 #include "JSInt8Array.h"
28 
29 #include "Int8Array.h"
30 #include "JSArrayBufferViewHelper.h"
31 #include <runtime/Error.h>
32 
33 using namespace JSC;
34 
35 namespace WebCore {
36 
indexSetter(JSC::ExecState * exec,unsigned index,JSC::JSValue value)37 void JSInt8Array::indexSetter(JSC::ExecState* exec, unsigned index, JSC::JSValue value)
38 {
39     impl()->set(index, static_cast<signed char>(value.toInt32(exec)));
40 }
41 
toJS(JSC::ExecState * exec,JSDOMGlobalObject * globalObject,Int8Array * object)42 JSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, Int8Array* object)
43 {
44     return toJSArrayBufferView<JSInt8Array>(exec, globalObject, object);
45 }
46 
set(JSC::ExecState * exec)47 JSC::JSValue JSInt8Array::set(JSC::ExecState* exec)
48 {
49     return setWebGLArrayHelper(exec, impl(), toInt8Array);
50 }
51 
constructJSInt8Array(ExecState * exec)52 EncodedJSValue JSC_HOST_CALL JSInt8ArrayConstructor::constructJSInt8Array(ExecState* exec)
53 {
54     JSInt8ArrayConstructor* jsConstructor = static_cast<JSInt8ArrayConstructor*>(exec->callee());
55     RefPtr<Int8Array> array = constructArrayBufferView<Int8Array, signed char>(exec);
56     if (!array.get())
57         // Exception has already been thrown.
58         return JSValue::encode(JSValue());
59     return JSValue::encode(asObject(toJS(exec, jsConstructor->globalObject(), array.get())));
60 }
61 
62 } // namespace WebCore
63