1/* 2 * Copyright (C) 2013 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 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 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#ifndef WebCoreTypedArrayController_h 27#define WebCoreTypedArrayController_h 28 29#include <runtime/JSGlobalObject.h> 30#include <runtime/TypedArrayController.h> 31 32namespace JSC { 33class WeakHandleOwner; 34} 35 36namespace WebCore { 37 38class WebCoreTypedArrayController : public JSC::TypedArrayController { 39public: 40 WebCoreTypedArrayController(); 41 virtual ~WebCoreTypedArrayController(); 42 43 virtual JSC::JSArrayBuffer* toJS(JSC::ExecState*, JSC::JSGlobalObject*, JSC::ArrayBuffer*) override; 44 45 JSC::WeakHandleOwner* wrapperOwner() { return &m_owner; } 46 47private: 48 class JSArrayBufferOwner : public JSC::WeakHandleOwner { 49 public: 50 virtual bool isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown>, void* context, JSC::SlotVisitor&) override; 51 virtual void finalize(JSC::Handle<JSC::Unknown>, void* context) override; 52 }; 53 54 JSArrayBufferOwner m_owner; 55}; 56 57} // namespace WebCore 58 59#endif // WebCoreTypedArrayController_h 60 61