1 /* 2 * Copyright (C) 2013 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef WebDOMMediaStreamTrack_h 32 #define WebDOMMediaStreamTrack_h 33 34 #include "public/platform/WebMediaStreamTrack.h" 35 #include "public/platform/WebPrivatePtr.h" 36 37 #if BLINK_IMPLEMENTATION 38 #include "wtf/PassRefPtr.h" 39 #endif 40 41 namespace v8 { 42 class Value; 43 template <class T> class Handle; 44 } 45 46 namespace WebCore { class MediaStreamTrack; } 47 48 namespace blink { 49 50 class WebDOMMediaStreamTrack { 51 public: WebDOMMediaStreamTrack(const WebDOMMediaStreamTrack & b)52 WebDOMMediaStreamTrack(const WebDOMMediaStreamTrack& b) { assign(b); } ~WebDOMMediaStreamTrack()53 ~WebDOMMediaStreamTrack() { reset(); } 54 55 WebDOMMediaStreamTrack& operator=(const WebDOMMediaStreamTrack& b) 56 { 57 assign(b); 58 return *this; 59 } 60 isNull()61 bool isNull() const { return m_private.isNull(); } 62 63 BLINK_EXPORT static WebDOMMediaStreamTrack fromV8Value(v8::Handle<v8::Value>); 64 65 BLINK_EXPORT void reset(); 66 BLINK_EXPORT void assign(const WebDOMMediaStreamTrack&); 67 BLINK_EXPORT WebMediaStreamTrack component() const; 68 69 private: 70 #if BLINK_IMPLEMENTATION 71 WebDOMMediaStreamTrack(PassRefPtrWillBeRawPtr<WebCore::MediaStreamTrack>); 72 #endif 73 74 WebPrivatePtr<WebCore::MediaStreamTrack> m_private; 75 }; 76 77 } // namespace blink 78 79 #endif 80