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 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef WebArrayBufferView_h 30 #define WebArrayBufferView_h 31 32 #include "../platform/WebCommon.h" 33 #include "../platform/WebPrivatePtr.h" 34 35 namespace v8 { 36 class Value; 37 template <class T> class Handle; 38 } 39 40 namespace WTF { class ArrayBufferView; } 41 42 namespace blink { 43 44 // Provides access to an ArrayBufferView. 45 class WebArrayBufferView { 46 public: ~WebArrayBufferView()47 ~WebArrayBufferView() { reset(); } WebArrayBufferView()48 WebArrayBufferView() { } WebArrayBufferView(const WebArrayBufferView & v)49 WebArrayBufferView(const WebArrayBufferView& v) { assign(v); } 50 51 BLINK_EXPORT void* baseAddress() const; 52 BLINK_EXPORT unsigned byteOffset() const; 53 BLINK_EXPORT unsigned byteLength() const; 54 55 BLINK_EXPORT void assign(const WebArrayBufferView&); 56 BLINK_EXPORT void reset(); 57 58 BLINK_EXPORT static WebArrayBufferView* createFromV8Value(v8::Handle<v8::Value>); 59 60 #if BLINK_IMPLEMENTATION 61 WebArrayBufferView(const WTF::PassRefPtr<WTF::ArrayBufferView>&); 62 WebArrayBufferView& operator=(const WTF::PassRefPtr<WTF::ArrayBufferView>&); 63 operator WTF::PassRefPtr<WTF::ArrayBufferView>() const; 64 #endif 65 66 private: 67 WebPrivatePtr<WTF::ArrayBufferView> m_private; 68 }; 69 70 } // namespace blink 71 72 #endif 73