1 /* 2 * libjingle 3 * Copyright 2013, Google Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #if !defined(__has_feature) || !__has_feature(objc_arc) 29 #error "This file requires ARC support." 30 #endif 31 32 #import "RTCPeerConnectionObserver.h" 33 34 #import "RTCDataChannel+Internal.h" 35 #import "RTCEnumConverter.h" 36 #import "RTCICECandidate+Internal.h" 37 #import "RTCMediaStream+Internal.h" 38 39 namespace webrtc { 40 41 RTCPeerConnectionObserver::RTCPeerConnectionObserver( 42 RTCPeerConnection* peerConnection) { 43 _peerConnection = peerConnection; 44 } 45 46 RTCPeerConnectionObserver::~RTCPeerConnectionObserver() { 47 } 48 49 void RTCPeerConnectionObserver::OnError() { 50 [_peerConnection.delegate peerConnectionOnError:_peerConnection]; 51 } 52 53 void RTCPeerConnectionObserver::OnSignalingChange( 54 PeerConnectionInterface::SignalingState new_state) { 55 RTCSignalingState state = 56 [RTCEnumConverter convertSignalingStateToObjC:new_state]; 57 [_peerConnection.delegate peerConnection:_peerConnection 58 signalingStateChanged:state]; 59 } 60 61 void RTCPeerConnectionObserver::OnAddStream(MediaStreamInterface* stream) { 62 RTCMediaStream* mediaStream = 63 [[RTCMediaStream alloc] initWithMediaStream:stream]; 64 [_peerConnection.delegate peerConnection:_peerConnection 65 addedStream:mediaStream]; 66 } 67 68 void RTCPeerConnectionObserver::OnRemoveStream(MediaStreamInterface* stream) { 69 RTCMediaStream* mediaStream = 70 [[RTCMediaStream alloc] initWithMediaStream:stream]; 71 [_peerConnection.delegate peerConnection:_peerConnection 72 removedStream:mediaStream]; 73 } 74 75 void RTCPeerConnectionObserver::OnDataChannel( 76 DataChannelInterface* data_channel) { 77 RTCDataChannel* dataChannel = 78 [[RTCDataChannel alloc] initWithDataChannel:data_channel]; 79 [_peerConnection.delegate peerConnection:_peerConnection 80 didOpenDataChannel:dataChannel]; 81 } 82 83 void RTCPeerConnectionObserver::OnRenegotiationNeeded() { 84 id<RTCPeerConnectionDelegate> delegate = _peerConnection.delegate; 85 [delegate peerConnectionOnRenegotiationNeeded:_peerConnection]; 86 } 87 88 void RTCPeerConnectionObserver::OnIceConnectionChange( 89 PeerConnectionInterface::IceConnectionState new_state) { 90 RTCICEConnectionState state = 91 [RTCEnumConverter convertIceConnectionStateToObjC:new_state]; 92 [_peerConnection.delegate peerConnection:_peerConnection 93 iceConnectionChanged:state]; 94 } 95 96 void RTCPeerConnectionObserver::OnIceGatheringChange( 97 PeerConnectionInterface::IceGatheringState new_state) { 98 RTCICEGatheringState state = 99 [RTCEnumConverter convertIceGatheringStateToObjC:new_state]; 100 [_peerConnection.delegate peerConnection:_peerConnection 101 iceGatheringChanged:state]; 102 } 103 104 void RTCPeerConnectionObserver::OnIceCandidate( 105 const IceCandidateInterface* candidate) { 106 RTCICECandidate* iceCandidate = 107 [[RTCICECandidate alloc] initWithCandidate:candidate]; 108 [_peerConnection.delegate peerConnection:_peerConnection 109 gotICECandidate:iceCandidate]; 110 } 111 112 } // namespace webrtc 113