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
28 #if ENABLE(3D_CANVAS)
29
30 #include "JSWebGLArrayBufferConstructor.h"
31
32 #include "Document.h"
33 #include "WebGLArrayBuffer.h"
34 #include "JSWebGLArrayBuffer.h"
35
36 namespace WebCore {
37
38 using namespace JSC;
39
40 const ClassInfo JSWebGLArrayBufferConstructor::s_info = { "WebGLArrayBufferConstructor", 0, 0, 0 };
41
JSWebGLArrayBufferConstructor(ExecState * exec,JSDOMGlobalObject * globalObject)42 JSWebGLArrayBufferConstructor::JSWebGLArrayBufferConstructor(ExecState* exec, JSDOMGlobalObject* globalObject)
43 : DOMConstructorObject(JSWebGLArrayBufferConstructor::createStructure(globalObject->objectPrototype()), globalObject)
44 {
45 putDirect(exec->propertyNames().prototype, JSWebGLArrayBufferPrototype::self(exec, globalObject), None);
46 putDirect(exec->propertyNames().length, jsNumber(exec, 2), ReadOnly|DontDelete|DontEnum);
47 }
48
constructCanvasArrayBuffer(ExecState * exec,JSObject * constructor,const ArgList & args)49 static JSObject* constructCanvasArrayBuffer(ExecState* exec, JSObject* constructor, const ArgList& args)
50 {
51 JSWebGLArrayBufferConstructor* jsConstructor = static_cast<JSWebGLArrayBufferConstructor*>(constructor);
52
53 unsigned int size = 0;
54 if (args.size() == 1) {
55 size = (unsigned int)args.at(0).toInt32(exec);
56 if (isnan(size))
57 size = 0;
58 }
59 return asObject(toJS(exec, jsConstructor->globalObject(), WebGLArrayBuffer::create(size)));
60 }
61
getConstructData(JSC::ConstructData & constructData)62 JSC::ConstructType JSWebGLArrayBufferConstructor::getConstructData(JSC::ConstructData& constructData)
63 {
64 constructData.native.function = constructCanvasArrayBuffer;
65 return ConstructTypeHost;
66 }
67
68 } // namespace WebCore
69
70 #endif // ENABLE(3D_CANVAS)
71