tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2014, 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 | #import "APPRTCViewController.h" |
| 29 | |
| 30 | #import <AVFoundation/AVFoundation.h> |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 31 | #import "ARDAppClient.h" |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 32 | #import "RTCNSGLVideoView.h" |
tkchin@webrtc.org | 8125744 | 2014-11-04 23:06:15 +0000 | [diff] [blame] | 33 | #import "RTCVideoTrack.h" |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 34 | |
| 35 | static NSUInteger const kContentWidth = 1280; |
| 36 | static NSUInteger const kContentHeight = 720; |
| 37 | static NSUInteger const kRoomFieldWidth = 80; |
| 38 | static NSUInteger const kLogViewHeight = 280; |
| 39 | |
| 40 | @class APPRTCMainView; |
| 41 | @protocol APPRTCMainViewDelegate |
| 42 | |
| 43 | - (void)appRTCMainView:(APPRTCMainView*)mainView |
| 44 | didEnterRoomId:(NSString*)roomId; |
| 45 | |
| 46 | @end |
| 47 | |
| 48 | @interface APPRTCMainView : NSView |
| 49 | |
| 50 | @property(nonatomic, weak) id<APPRTCMainViewDelegate> delegate; |
| 51 | @property(nonatomic, readonly) RTCNSGLVideoView* localVideoView; |
| 52 | @property(nonatomic, readonly) RTCNSGLVideoView* remoteVideoView; |
| 53 | |
| 54 | - (void)displayLogMessage:(NSString*)message; |
| 55 | |
| 56 | @end |
| 57 | |
| 58 | @interface APPRTCMainView () <NSTextFieldDelegate, RTCNSGLVideoViewDelegate> |
| 59 | @end |
| 60 | @implementation APPRTCMainView { |
| 61 | NSScrollView* _scrollView; |
| 62 | NSTextField* _roomLabel; |
| 63 | NSTextField* _roomField; |
| 64 | NSTextView* _logView; |
| 65 | RTCNSGLVideoView* _localVideoView; |
| 66 | RTCNSGLVideoView* _remoteVideoView; |
| 67 | CGSize _localVideoSize; |
| 68 | CGSize _remoteVideoSize; |
| 69 | } |
| 70 | |
| 71 | + (BOOL)requiresConstraintBasedLayout { |
| 72 | return YES; |
| 73 | } |
| 74 | |
| 75 | - (instancetype)initWithFrame:(NSRect)frame { |
| 76 | if (self = [super initWithFrame:frame]) { |
| 77 | [self setupViews]; |
| 78 | } |
| 79 | return self; |
| 80 | } |
| 81 | |
| 82 | - (void)updateConstraints { |
| 83 | NSParameterAssert( |
| 84 | _roomField != nil && _scrollView != nil && _remoteVideoView != nil); |
| 85 | [self removeConstraints:[self constraints]]; |
| 86 | NSDictionary* viewsDictionary = |
| 87 | NSDictionaryOfVariableBindings(_roomLabel, |
| 88 | _roomField, |
| 89 | _scrollView, |
| 90 | _remoteVideoView); |
| 91 | |
| 92 | NSSize remoteViewSize = [self remoteVideoViewSize]; |
| 93 | NSDictionary* metrics = @{ |
| 94 | @"kLogViewHeight" : @(kLogViewHeight), |
| 95 | @"kRoomFieldWidth" : @(kRoomFieldWidth), |
| 96 | @"remoteViewWidth" : @(remoteViewSize.width), |
| 97 | @"remoteViewHeight" : @(remoteViewSize.height), |
| 98 | }; |
| 99 | // Declare this separately to avoid compiler warning about splitting string |
| 100 | // within an NSArray expression. |
| 101 | NSString* verticalConstraint = |
| 102 | @"V:|-[_roomLabel]-[_roomField]-[_scrollView(kLogViewHeight)]" |
| 103 | "-[_remoteVideoView(remoteViewHeight)]-|"; |
| 104 | NSArray* constraintFormats = @[ |
| 105 | verticalConstraint, |
| 106 | @"|-[_roomLabel]", |
| 107 | @"|-[_roomField(kRoomFieldWidth)]", |
| 108 | @"|-[_scrollView(remoteViewWidth)]-|", |
| 109 | @"|-[_remoteVideoView(remoteViewWidth)]-|", |
| 110 | ]; |
| 111 | for (NSString* constraintFormat in constraintFormats) { |
| 112 | NSArray* constraints = |
| 113 | [NSLayoutConstraint constraintsWithVisualFormat:constraintFormat |
| 114 | options:0 |
| 115 | metrics:metrics |
| 116 | views:viewsDictionary]; |
| 117 | for (NSLayoutConstraint* constraint in constraints) { |
| 118 | [self addConstraint:constraint]; |
| 119 | } |
| 120 | } |
| 121 | [super updateConstraints]; |
| 122 | } |
| 123 | |
| 124 | - (void)displayLogMessage:(NSString*)message { |
| 125 | _logView.string = |
| 126 | [NSString stringWithFormat:@"%@%@\n", _logView.string, message]; |
| 127 | NSRange range = NSMakeRange([_logView.string length], 0); |
| 128 | [_logView scrollRangeToVisible:range]; |
| 129 | } |
| 130 | |
| 131 | #pragma mark - NSControl delegate |
| 132 | |
| 133 | - (void)controlTextDidEndEditing:(NSNotification*)notification { |
| 134 | NSDictionary* userInfo = [notification userInfo]; |
| 135 | NSInteger textMovement = [userInfo[@"NSTextMovement"] intValue]; |
| 136 | if (textMovement == NSReturnTextMovement) { |
| 137 | [self.delegate appRTCMainView:self didEnterRoomId:_roomField.stringValue]; |
| 138 | } |
| 139 | } |
| 140 | |
| 141 | #pragma mark - RTCNSGLVideoViewDelegate |
| 142 | |
| 143 | - (void)videoView:(RTCNSGLVideoView*)videoView |
| 144 | didChangeVideoSize:(NSSize)size { |
| 145 | if (videoView == _remoteVideoView) { |
| 146 | _remoteVideoSize = size; |
| 147 | } else if (videoView == _localVideoView) { |
| 148 | _localVideoSize = size; |
| 149 | } else { |
| 150 | return; |
| 151 | } |
| 152 | [self setNeedsUpdateConstraints:YES]; |
| 153 | } |
| 154 | |
| 155 | #pragma mark - Private |
| 156 | |
| 157 | - (void)setupViews { |
| 158 | NSParameterAssert([[self subviews] count] == 0); |
| 159 | |
| 160 | _roomLabel = [[NSTextField alloc] initWithFrame:NSZeroRect]; |
| 161 | [_roomLabel setTranslatesAutoresizingMaskIntoConstraints:NO]; |
| 162 | [_roomLabel setBezeled:NO]; |
| 163 | [_roomLabel setDrawsBackground:NO]; |
| 164 | [_roomLabel setEditable:NO]; |
| 165 | [_roomLabel setStringValue:@"Enter AppRTC room id:"]; |
| 166 | [self addSubview:_roomLabel]; |
| 167 | |
| 168 | _roomField = [[NSTextField alloc] initWithFrame:NSZeroRect]; |
| 169 | [_roomField setTranslatesAutoresizingMaskIntoConstraints:NO]; |
| 170 | [self addSubview:_roomField]; |
| 171 | [_roomField setEditable:YES]; |
| 172 | [_roomField setDelegate:self]; |
| 173 | |
| 174 | _logView = [[NSTextView alloc] initWithFrame:NSZeroRect]; |
| 175 | [_logView setMinSize:NSMakeSize(0, kLogViewHeight)]; |
| 176 | [_logView setMaxSize:NSMakeSize(FLT_MAX, FLT_MAX)]; |
| 177 | [_logView setVerticallyResizable:YES]; |
| 178 | [_logView setAutoresizingMask:NSViewWidthSizable]; |
| 179 | NSTextContainer* textContainer = [_logView textContainer]; |
| 180 | NSSize containerSize = NSMakeSize(kContentWidth, FLT_MAX); |
| 181 | [textContainer setContainerSize:containerSize]; |
| 182 | [textContainer setWidthTracksTextView:YES]; |
| 183 | [_logView setEditable:NO]; |
| 184 | |
| 185 | _scrollView = [[NSScrollView alloc] initWithFrame:NSZeroRect]; |
| 186 | [_scrollView setTranslatesAutoresizingMaskIntoConstraints:NO]; |
| 187 | [_scrollView setHasVerticalScroller:YES]; |
| 188 | [_scrollView setDocumentView:_logView]; |
| 189 | [self addSubview:_scrollView]; |
| 190 | |
| 191 | NSOpenGLPixelFormatAttribute attributes[] = { |
| 192 | NSOpenGLPFADoubleBuffer, |
| 193 | NSOpenGLPFADepthSize, 24, |
| 194 | NSOpenGLPFAOpenGLProfile, |
| 195 | NSOpenGLProfileVersion3_2Core, |
| 196 | 0 |
| 197 | }; |
| 198 | NSOpenGLPixelFormat* pixelFormat = |
| 199 | [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes]; |
| 200 | _remoteVideoView = [[RTCNSGLVideoView alloc] initWithFrame:NSZeroRect |
| 201 | pixelFormat:pixelFormat]; |
| 202 | [_remoteVideoView setTranslatesAutoresizingMaskIntoConstraints:NO]; |
| 203 | _remoteVideoView.delegate = self; |
| 204 | [self addSubview:_remoteVideoView]; |
| 205 | |
| 206 | // TODO(tkchin): create local video view. |
| 207 | // https://code.google.com/p/webrtc/issues/detail?id=3417. |
| 208 | } |
| 209 | |
| 210 | - (NSSize)remoteVideoViewSize { |
| 211 | if (_remoteVideoSize.width > 0 && _remoteVideoSize.height > 0) { |
| 212 | return _remoteVideoSize; |
| 213 | } else { |
| 214 | return NSMakeSize(kContentWidth, kContentHeight); |
| 215 | } |
| 216 | } |
| 217 | |
| 218 | - (NSSize)localVideoViewSize { |
| 219 | return NSZeroSize; |
| 220 | } |
| 221 | |
| 222 | @end |
| 223 | |
| 224 | @interface APPRTCViewController () |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 225 | <ARDAppClientDelegate, APPRTCMainViewDelegate> |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 226 | @property(nonatomic, readonly) APPRTCMainView* mainView; |
| 227 | @end |
| 228 | |
| 229 | @implementation APPRTCViewController { |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 230 | ARDAppClient* _client; |
tkchin@webrtc.org | 8125744 | 2014-11-04 23:06:15 +0000 | [diff] [blame] | 231 | RTCVideoTrack* _localVideoTrack; |
| 232 | RTCVideoTrack* _remoteVideoTrack; |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 233 | } |
| 234 | |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 235 | - (void)dealloc { |
| 236 | [self disconnect]; |
| 237 | } |
| 238 | |
| 239 | - (void)loadView { |
| 240 | APPRTCMainView* view = [[APPRTCMainView alloc] initWithFrame:NSZeroRect]; |
| 241 | [view setTranslatesAutoresizingMaskIntoConstraints:NO]; |
| 242 | view.delegate = self; |
| 243 | self.view = view; |
| 244 | } |
| 245 | |
| 246 | - (void)windowWillClose:(NSNotification*)notification { |
| 247 | [self disconnect]; |
| 248 | } |
| 249 | |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 250 | #pragma mark - ARDAppClientDelegate |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 251 | |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 252 | - (void)appClient:(ARDAppClient *)client |
| 253 | didChangeState:(ARDAppClientState)state { |
| 254 | switch (state) { |
| 255 | case kARDAppClientStateConnected: |
| 256 | NSLog(@"Client connected."); |
| 257 | break; |
| 258 | case kARDAppClientStateConnecting: |
| 259 | NSLog(@"Client connecting."); |
| 260 | break; |
| 261 | case kARDAppClientStateDisconnected: |
| 262 | NSLog(@"Client disconnected."); |
| 263 | [self resetUI]; |
| 264 | _client = nil; |
| 265 | break; |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | - (void)appClient:(ARDAppClient *)client |
| 270 | didReceiveLocalVideoTrack:(RTCVideoTrack *)localVideoTrack { |
tkchin@webrtc.org | 8125744 | 2014-11-04 23:06:15 +0000 | [diff] [blame] | 271 | _localVideoTrack = localVideoTrack; |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 272 | } |
| 273 | |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 274 | - (void)appClient:(ARDAppClient *)client |
| 275 | didReceiveRemoteVideoTrack:(RTCVideoTrack *)remoteVideoTrack { |
tkchin@webrtc.org | 8125744 | 2014-11-04 23:06:15 +0000 | [diff] [blame] | 276 | _remoteVideoTrack = remoteVideoTrack; |
| 277 | [_remoteVideoTrack addRenderer:self.mainView.remoteVideoView]; |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 278 | } |
| 279 | |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 280 | - (void)appClient:(ARDAppClient *)client |
| 281 | didError:(NSError *)error { |
| 282 | [self showAlertWithMessage:[NSString stringWithFormat:@"%@", error]]; |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 283 | [self disconnect]; |
| 284 | } |
| 285 | |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 286 | #pragma mark - APPRTCMainViewDelegate |
| 287 | |
| 288 | - (void)appRTCMainView:(APPRTCMainView*)mainView |
| 289 | didEnterRoomId:(NSString*)roomId { |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 290 | [_client disconnect]; |
| 291 | ARDAppClient *client = [[ARDAppClient alloc] initWithDelegate:self]; |
| 292 | [client connectToRoomWithId:roomId options:nil]; |
| 293 | _client = client; |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 294 | } |
| 295 | |
| 296 | #pragma mark - Private |
| 297 | |
| 298 | - (APPRTCMainView*)mainView { |
| 299 | return (APPRTCMainView*)self.view; |
| 300 | } |
| 301 | |
| 302 | - (void)showAlertWithMessage:(NSString*)message { |
| 303 | NSAlert* alert = [[NSAlert alloc] init]; |
| 304 | [alert setMessageText:message]; |
| 305 | [alert runModal]; |
| 306 | } |
| 307 | |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 308 | - (void)resetUI { |
tkchin@webrtc.org | 8125744 | 2014-11-04 23:06:15 +0000 | [diff] [blame] | 309 | [_remoteVideoTrack removeRenderer:self.mainView.remoteVideoView]; |
| 310 | _remoteVideoTrack = nil; |
| 311 | [self.mainView.remoteVideoView renderFrame:nil]; |
tkchin@webrtc.org | 87776a8 | 2014-12-09 19:32:35 +0000 | [diff] [blame] | 312 | } |
| 313 | |
| 314 | - (void)disconnect { |
| 315 | [self resetUI]; |
| 316 | [_client disconnect]; |
tkchin@webrtc.org | acca675 | 2014-05-30 22:26:06 +0000 | [diff] [blame] | 317 | } |
| 318 | |
| 319 | @end |