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 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 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 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