cog/Application/PlaybackController.m

794 lines
24 KiB
Objective-C

#import "PlaybackController.h"
#import "CogAudio/Helper.h"
#import "CogAudio/Status.h"
#import "PlaylistView.h"
#import <Foundation/NSTimer.h>
#import "PlaylistController.h"
#import "PlaylistEntry.h"
#import "PlaylistLoader.h"
#import "MainWindow.h"
#import "MiniWindow.h"
#import <MediaPlayer/MPMediaItem.h>
#import <MediaPlayer/MPNowPlayingInfoCenter.h>
#import <MediaPlayer/MPRemoteCommand.h>
#import <MediaPlayer/MPRemoteCommandCenter.h>
#import <MediaPlayer/MPRemoteCommandEvent.h>
#import "Logging.h"
@implementation PlaybackController
#define DEFAULT_SEEK 5
NSString *CogPlaybackDidBeginNotficiation = @"CogPlaybackDidBeginNotficiation";
NSString *CogPlaybackDidPauseNotficiation = @"CogPlaybackDidPauseNotficiation";
NSString *CogPlaybackDidResumeNotficiation = @"CogPlaybackDidResumeNotficiation";
NSString *CogPlaybackDidStopNotficiation = @"CogPlaybackDidStopNotficiation";
@synthesize playbackStatus;
@synthesize progressBarStatus;
+ (NSSet *)keyPathsForValuesAffectingSeekable {
return [NSSet setWithObjects:@"playlistController.currentEntry", @"playlistController.currentEntry.seekable", nil];
}
- (id)init {
self = [super init];
if(self) {
[self initDefaults];
seekable = NO;
fading = NO;
progressBarStatus = -1;
audioPlayer = [[AudioPlayer alloc] init];
[audioPlayer setDelegate:self];
[self setPlaybackStatus:CogStatusStopped];
}
return self;
}
- (void)initDefaults {
NSDictionary *defaultsDictionary = @{ @"volume": [NSNumber numberWithDouble:75.0],
@"GraphicEQenable": [NSNumber numberWithBool:NO],
@"GraphicEQpreset": [NSNumber numberWithInt:-1],
@"GraphicEQtrackgenre": [NSNumber numberWithBool:NO],
@"volumeLimit": [NSNumber numberWithBool:YES],
@"headphoneVirtualization": [NSNumber numberWithBool:NO] };
[[NSUserDefaults standardUserDefaults] registerDefaults:defaultsDictionary];
}
- (void)awakeFromNib {
BOOL volumeLimit = [[[NSUserDefaultsController sharedUserDefaultsController] defaults] boolForKey:@"volumeLimit"];
const double MAX_VOLUME = (volumeLimit) ? 100.0 : 800.0;
double volume = [[NSUserDefaults standardUserDefaults] doubleForKey:@"volume"];
[volumeSlider setDoubleValue:logarithmicToLinear(volume, MAX_VOLUME)];
[audioPlayer setVolume:volume];
[self setSeekable:NO];
}
- (IBAction)playPauseResume:(id)sender {
if(playbackStatus == CogStatusStopped || playbackStatus == CogStatusStopping) {
[self play:self];
} else {
[self pauseResume:self];
}
[self sendMetaData];
}
- (IBAction)pauseResume:(id)sender {
if(playbackStatus == CogStatusPaused)
[self resume:self];
else
[self pause:self];
}
- (IBAction)pause:(id)sender {
[[NSUserDefaults standardUserDefaults] setInteger:CogStatusPaused forKey:@"lastPlaybackStatus"];
[audioPlayer pause];
[self setPlaybackStatus:CogStatusPaused];
[self sendMetaData];
}
- (IBAction)resume:(id)sender {
[[NSUserDefaults standardUserDefaults] setInteger:CogStatusPlaying forKey:@"lastPlaybackStatus"];
[audioPlayer resume];
}
- (IBAction)stop:(id)sender {
[[NSUserDefaults standardUserDefaults] setInteger:CogStatusStopped forKey:@"lastPlaybackStatus"];
[self audioPlayer:audioPlayer removeEqualizer:_eq];
[audioPlayer stop];
[self sendMetaData];
[self removeHDCD:nil];
}
// called by double-clicking on table
- (void)playEntryAtIndex:(NSInteger)i {
[self playEntryAtIndex:i startPaused:NO andSeekTo:[NSNumber numberWithDouble:0.0]];
}
- (void)playEntryAtIndex:(NSInteger)i startPaused:(BOOL)paused {
PlaylistEntry *pe = [playlistController entryAtIndex:i];
[self playEntry:pe startPaused:paused andSeekTo:[NSNumber numberWithDouble:0.0]];
}
- (void)playEntryAtIndex:(NSInteger)i startPaused:(BOOL)paused andSeekTo:(id)offset {
PlaylistEntry *pe = [playlistController entryAtIndex:i];
[self playEntry:pe startPaused:paused andSeekTo:offset];
}
- (IBAction)play:(id)sender {
if([playlistController shuffle] != ShuffleOff) {
PlaylistEntry *pe = nil;
NSInteger index = [playlistView selectedRow];
if(index != -1) pe = [playlistController entryAtIndex:index];
pe = [playlistController shuffledEntryAtIndex:(pe ? pe.shuffleIndex : 0)];
[self playEntryAtIndex:pe.index];
} else {
if([playlistView selectedRow] == -1)
[playlistView selectRowIndexes:[NSIndexSet indexSetWithIndex:0] byExtendingSelection:NO];
if([playlistView selectedRow] > -1)
[self playEntryAtIndex:(int)[playlistView selectedRow]];
}
}
NSDictionary *makeRGInfo(PlaylistEntry *pe) {
NSMutableDictionary *dictionary = [NSMutableDictionary dictionary];
if([pe replayGainAlbumGain] != 0)
[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainAlbumGain]] forKey:@"replayGainAlbumGain"];
if([pe replayGainAlbumPeak] != 0)
[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainAlbumPeak]] forKey:@"replayGainAlbumPeak"];
if([pe replayGainTrackGain] != 0)
[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainTrackGain]] forKey:@"replayGainTrackGain"];
if([pe replayGainTrackPeak] != 0)
[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainTrackPeak]] forKey:@"replayGainTrackPeak"];
if([pe volume] != 1)
[dictionary setObject:[NSNumber numberWithFloat:[pe volume]] forKey:@"volume"];
return dictionary;
}
- (void)playEntry:(PlaylistEntry *)pe {
[self playEntry:pe startPaused:NO andSeekTo:[NSNumber numberWithDouble:0.0]];
}
- (void)playEntry:(PlaylistEntry *)pe startPaused:(BOOL)paused {
[self playEntry:pe startPaused:paused andSeekTo:[NSNumber numberWithDouble:0.0]];
}
- (void)playEntry:(PlaylistEntry *)pe startPaused:(BOOL)paused andSeekTo:(id)offset {
if(playbackStatus != CogStatusStopped && playbackStatus != CogStatusStopping)
[self stop:self];
DLog(@"PLAYLIST CONTROLLER: %@", [playlistController class]);
[playlistController setCurrentEntry:pe];
lastPosition = -10;
[self setPosition:[offset doubleValue]];
if(pe == nil)
return;
BOOL loadData = YES;
NSString *urlScheme = [[pe URL] scheme];
if([urlScheme isEqualToString:@"http"] ||
[urlScheme isEqualToString:@"https"])
loadData = NO;
#if 0
// Race here, but the worst that could happen is we re-read the data
if ([pe metadataLoaded] != YES) {
[pe performSelectorOnMainThread:@selector(setMetadata:) withObject:[playlistLoader readEntryInfo:pe] waitUntilDone:YES];
}
#elif 0
// Racing with this version is less likely to jam up the main thread
if([pe metadataLoaded] != YES) {
NSArray *entries = @[pe];
[playlistLoader loadInfoForEntries:entries];
}
#else
// Let's do it this way instead
if([pe metadataLoaded] != YES && loadData == YES) {
NSArray *entries = @[pe];
[playlistLoader performSelectorInBackground:@selector(loadInfoForEntries:) withObject:entries];
}
#endif
[self sendMetaData];
double seekTime = [pe seekable] ? [offset doubleValue] : 0.0;
[audioPlayer play:[pe URL] withUserInfo:pe withRGInfo:makeRGInfo(pe) startPaused:paused andSeekTo:seekTime];
}
- (IBAction)next:(id)sender {
if([playlistController next] == NO)
return;
[self playEntry:[playlistController currentEntry]];
}
- (IBAction)prev:(id)sender {
if([playlistController prev] == NO)
return;
[self playEntry:[playlistController currentEntry]];
}
- (void)updatePosition:(id)sender {
double pos = [audioPlayer amountPlayed];
[self setPosition:pos];
[[playlistController currentEntry] setCurrentPosition:pos];
}
- (IBAction)seek:(id)sender {
double time = [sender doubleValue];
[audioPlayer seekToTime:time];
lastPosition = -10;
[self setPosition:time];
[[playlistController currentEntry] setCurrentPosition:time];
}
- (IBAction)seek:(id)sender toTime:(NSTimeInterval)position {
double time = (double)(position);
lastPosition = -10;
[audioPlayer seekToTime:time];
[self setPosition:time];
[[playlistController currentEntry] setCurrentPosition:time];
}
- (IBAction)spam:(id)sender {
NSPasteboard *pboard = [NSPasteboard generalPasteboard];
[pboard clearContents];
[pboard writeObjects:@[[[playlistController currentEntry] spam]]];
}
- (IBAction)eventSeekForward:(id)sender {
[self seekForward:DEFAULT_SEEK];
}
- (void)seekForward:(double)amount {
double seekTo = [audioPlayer amountPlayed] + amount;
if(seekTo > [[[playlistController currentEntry] length] doubleValue]) {
[self next:self];
} else {
lastPosition = -10;
[audioPlayer seekToTime:seekTo];
[self setPosition:seekTo];
}
}
- (IBAction)eventSeekBackward:(id)sender {
[self seekBackward:DEFAULT_SEEK];
}
- (void)seekBackward:(double)amount {
double seekTo = [audioPlayer amountPlayed] - amount;
if(seekTo < 0)
seekTo = 0;
lastPosition = -10;
[audioPlayer seekToTime:seekTo];
[self setPosition:seekTo];
}
/*
- (void)changePlayButtonImage:(NSString *)name
{
NSImage *img = [NSImage imageNamed:name];
// [img retain];
if (img == nil)
{
DLog(@"Error loading image!");
}
[playbackButtons setImage:img forSegment:1];
}
*/
- (IBAction)changeVolume:(id)sender {
BOOL volumeLimit = [[[NSUserDefaultsController sharedUserDefaultsController] defaults] boolForKey:@"volumeLimit"];
const double MAX_VOLUME = (volumeLimit) ? 100.0 : 800.0;
DLog(@"VOLUME: %lf, %lf", [sender doubleValue], linearToLogarithmic([sender doubleValue], MAX_VOLUME));
[audioPlayer setVolume:linearToLogarithmic([sender doubleValue], MAX_VOLUME)];
[[NSUserDefaults standardUserDefaults] setDouble:[audioPlayer volume] forKey:@"volume"];
}
/* selector for NSTimer - gets passed the Timer object itself
and the appropriate userInfo, which in this case is an NSNumber
containing the current volume before we start fading. */
- (void)audioFadeDown:(NSTimer *)audioTimer {
double volume = [audioPlayer volume];
double originalVolume = [[audioTimer userInfo] doubleValue];
double down = originalVolume / 10;
DLog(@"VOLUME IS %lf", volume);
if(volume > 0.0001) // YAY! Roundoff error!
{
[audioPlayer volumeDown:down];
} else // volume is at 0 or below, we are ready to release the timer and move on
{
BOOL volumeLimit = [[[NSUserDefaultsController sharedUserDefaultsController] defaults] boolForKey:@"volumeLimit"];
const double MAX_VOLUME = (volumeLimit) ? 100.0 : 800.0;
[audioPlayer pause];
[audioPlayer setVolume:originalVolume];
[volumeSlider setDoubleValue:logarithmicToLinear(originalVolume, MAX_VOLUME)];
[audioTimer invalidate];
fading = NO;
}
}
- (void)audioFadeUp:(NSTimer *)audioTimer {
double volume = [audioPlayer volume];
double originalVolume = [[audioTimer userInfo] doubleValue];
double up = originalVolume / 10;
DLog(@"VOLUME IS %lf", volume);
if(originalVolume - volume > 0.0001) {
if((volume + up) > originalVolume)
[audioPlayer volumeUp:(originalVolume - volume)];
else
[audioPlayer volumeUp:up];
} else // volume is at or near original level, we are ready to release the timer and move on
{
BOOL volumeLimit = [[[NSUserDefaultsController sharedUserDefaultsController] defaults] boolForKey:@"volumeLimit"];
const double MAX_VOLUME = (volumeLimit) ? 100.0 : 800.0;
[audioPlayer setVolume:originalVolume];
[volumeSlider setDoubleValue:logarithmicToLinear(originalVolume, MAX_VOLUME)];
[audioTimer invalidate];
fading = NO;
}
}
- (IBAction)fade:(id)sender {
double time = 0.1;
// we can not allow multiple fade timers to be registered
if(YES == fading)
return;
fading = YES;
NSNumber *originalVolume = [NSNumber numberWithDouble:[audioPlayer volume]];
NSTimer *fadeTimer;
if(playbackStatus == CogStatusPlaying) {
fadeTimer = [NSTimer timerWithTimeInterval:time
target:self
selector:@selector(audioFadeDown:)
userInfo:originalVolume
repeats:YES];
[[NSRunLoop currentRunLoop] addTimer:fadeTimer forMode:NSRunLoopCommonModes];
} else {
[audioPlayer setVolume:0];
fadeTimer = [NSTimer timerWithTimeInterval:time
target:self
selector:@selector(audioFadeUp:)
userInfo:originalVolume
repeats:YES];
[[NSRunLoop currentRunLoop] addTimer:fadeTimer forMode:NSRunLoopCommonModes];
[self pauseResume:self];
}
}
- (IBAction)skipToNextAlbum:(id)sender {
BOOL found = NO;
NSInteger index = [[playlistController currentEntry] index];
NSString *origAlbum = [[playlistController currentEntry] album];
NSInteger i;
NSString *curAlbum;
PlaylistEntry *pe;
for(i = 1; i < [[playlistController arrangedObjects] count]; i++) {
pe = [playlistController entryAtIndex:index + i];
if(pe == nil)
break;
curAlbum = [pe album];
// check for untagged files, and just play the first untagged one
// we come across
if(curAlbum == nil) {
found = YES;
break;
}
if([curAlbum caseInsensitiveCompare:origAlbum] != NSOrderedSame) {
found = YES;
break;
}
}
if(found) {
[self playEntryAtIndex:i + index];
}
}
- (IBAction)skipToPreviousAlbum:(id)sender {
BOOL found = NO;
BOOL foundAlbum = NO;
NSInteger index = [[playlistController currentEntry] index];
NSString *origAlbum = [[playlistController currentEntry] album];
NSString *curAlbum;
NSInteger i;
PlaylistEntry *pe;
for(i = 1; i < [[playlistController arrangedObjects] count]; i++) {
pe = [playlistController entryAtIndex:index - i];
if(pe == nil)
break;
curAlbum = [pe album];
if(curAlbum == nil) {
found = YES;
break;
}
if([curAlbum caseInsensitiveCompare:origAlbum] != NSOrderedSame) {
if(foundAlbum == NO) {
foundAlbum = YES;
// now we need to move up to the first song in the album, so we'll
// go till we either find index 0, or the first song in the album
origAlbum = curAlbum;
continue;
} else {
found = YES; // terminate loop
break;
}
}
}
if(found || foundAlbum) {
if(foundAlbum == YES)
i--;
[self playEntryAtIndex:index - i];
}
}
- (IBAction)volumeDown:(id)sender {
BOOL volumeLimit = [[[NSUserDefaultsController sharedUserDefaultsController] defaults] boolForKey:@"volumeLimit"];
const double MAX_VOLUME = (volumeLimit) ? 100.0 : 800.0;
double newVolume = [audioPlayer volumeDown:DEFAULT_VOLUME_DOWN];
[volumeSlider setDoubleValue:logarithmicToLinear(newVolume, MAX_VOLUME)];
[[NSUserDefaults standardUserDefaults] setDouble:[audioPlayer volume] forKey:@"volume"];
}
- (IBAction)volumeUp:(id)sender {
BOOL volumeLimit = [[[NSUserDefaultsController sharedUserDefaultsController] defaults] boolForKey:@"volumeLimit"];
const double MAX_VOLUME = (volumeLimit) ? 100.0 : 800.0;
double newVolume;
newVolume = [audioPlayer volumeUp:DEFAULT_VOLUME_UP];
[volumeSlider setDoubleValue:logarithmicToLinear(newVolume, MAX_VOLUME)];
[[NSUserDefaults standardUserDefaults] setDouble:[audioPlayer volume] forKey:@"volume"];
}
- (void)audioPlayer:(AudioPlayer *)player displayEqualizer:(AudioUnit)eq {
if(_eq && _eq != eq) {
[equalizerWindowController setEQ:nil];
}
_eq = eq;
equalizerLoadPreset(eq);
[equalizerWindowController setEQ:eq];
}
- (void)audioPlayer:(AudioPlayer *)player refreshEqualizer:(AudioUnit)eq {
equalizerLoadPreset(eq);
}
- (void)audioPlayer:(AudioPlayer *)player removeEqualizer:(AudioUnit)eq {
if(eq == _eq) {
OSStatus err;
CFPropertyListRef classData;
UInt32 size;
size = sizeof(classData);
err = AudioUnitGetProperty(eq, kAudioUnitProperty_ClassInfo, kAudioUnitScope_Global, 0, &classData, &size);
if(err == noErr) {
CFPreferencesSetAppValue(CFSTR("GraphEQ_Preset"), classData, kCFPreferencesCurrentApplication);
CFRelease(classData);
}
CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
[equalizerWindowController setEQ:nil];
_eq = nil;
}
}
- (void)audioPlayer:(AudioPlayer *)player willEndStream:(id)userInfo {
PlaylistEntry *curEntry = (PlaylistEntry *)userInfo;
PlaylistEntry *pe;
if(curEntry.stopAfter)
pe = nil;
else {
pe = [playlistController getNextEntry:curEntry];
if(pe && [pe metadataLoaded] != YES) {
NSArray *entries = @[pe];
[playlistLoader performSelectorInBackground:@selector(loadInfoForEntries:) withObject:entries];
}
}
if(pe)
[player setNextStream:[pe URL] withUserInfo:pe withRGInfo:makeRGInfo(pe)];
else
[player setNextStream:nil];
}
- (void)audioPlayer:(AudioPlayer *)player didBeginStream:(id)userInfo {
PlaylistEntry *pe = (PlaylistEntry *)userInfo;
// Delay the action until this function has returned to the audio thread
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 5 * NSEC_PER_MSEC), dispatch_get_main_queue(), ^{
[self->playlistController setCurrentEntry:pe];
if(self->_eq)
equalizerApplyGenre(self->_eq, [pe genre]);
self->lastPosition = -10;
[self setPosition:0];
[self removeHDCD:nil];
});
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidBeginNotficiation object:pe];
}
- (void)audioPlayer:(AudioPlayer *)player didChangeStatus:(NSNumber *)s userInfo:(id)userInfo {
int status = [s intValue];
if(status == CogStatusStopped || status == CogStatusPaused) {
[self removeHDCD:nil];
if(positionTimer) {
[positionTimer invalidate];
positionTimer = NULL;
}
if(status == CogStatusStopped) {
[self setPosition:0];
[self setSeekable:NO]; // the player stopped, disable the slider
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidStopNotficiation object:nil];
} else // paused
{
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidPauseNotficiation object:nil];
}
} else if(status == CogStatusPlaying) {
if(!positionTimer) {
positionTimer = [NSTimer timerWithTimeInterval:0.2 target:self selector:@selector(updatePosition:) userInfo:nil repeats:YES];
[[NSRunLoop currentRunLoop] addTimer:positionTimer forMode:NSRunLoopCommonModes];
}
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidResumeNotficiation object:nil];
}
if(status == CogStatusStopped) {
[playlistController setCurrentEntry:nil];
[self setSeekable:NO]; // the player stopped, disable the slider
} else {
[self setSeekable:YES];
}
switch(status) {
case CogStatusPlaying:
DLog(@"PLAYING!");
break;
case CogStatusPaused:
DLog(@"PAUSED!");
break;
default:
DLog(@"STOPPED!");
break;
}
if(status == CogStatusStopped) {
status = CogStatusStopping;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 3 * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
if([self playbackStatus] == CogStatusStopping)
[self setPlaybackStatus:CogStatusStopped];
});
}
[self setPlaybackStatus:status];
// If we don't send it here, if we've stopped, then the NPIC will be stuck at the last file we played.
[self sendMetaData];
}
- (void)audioPlayer:(AudioPlayer *)player didStopNaturally:(id)userInfo {
if([[NSUserDefaults standardUserDefaults] boolForKey:@"quitOnNaturalStop"]) {
[NSApp terminate:nil];
}
}
- (void)audioPlayer:(AudioPlayer *)player sustainHDCD:(id)userInfo {
MainWindow *mainWindow = (MainWindow *)appController.mainWindow;
[mainWindow showHDCDLogo:YES];
MiniWindow *miniWindow = (MiniWindow *)appController.miniWindow;
[miniWindow showHDCDLogo:YES];
}
- (void)audioPlayer:(AudioPlayer *)player restartPlaybackAtCurrentPosition:(id)userInfo {
PlaylistEntry *pe = [playlistController currentEntry];
BOOL paused = playbackStatus == CogStatusPaused;
[player play:[pe URL] withUserInfo:pe withRGInfo:makeRGInfo(pe) startPaused:paused andSeekTo:[pe seekable] ? [pe currentPosition] : 0.0];
}
- (void)audioPlayer:(AudioPlayer *)player pushInfo:(NSDictionary *)info toTrack:(id)userInfo {
PlaylistEntry *pe = (PlaylistEntry *)userInfo;
if (!pe) pe = [playlistController currentEntry];
[pe setMetadata:info];
[playlistView refreshCurrentTrack:self];
// Delay the action until this function has returned to the audio thread
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 5 * NSEC_PER_MSEC), dispatch_get_main_queue(), ^{
[self sendMetaData];
});
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidBeginNotficiation object:pe];
}
- (void)audioPlayer:(AudioPlayer *)player setError:(NSNumber *)status toTrack:(id)userInfo {
PlaylistEntry *pe = (PlaylistEntry *)userInfo;
[pe setError:[status boolValue]];
}
- (void)removeHDCD:(id)sender {
MainWindow *mainWindow = (MainWindow *)appController.mainWindow;
[mainWindow showHDCDLogo:NO];
MiniWindow *miniWindow = (MiniWindow *)appController.miniWindow;
[miniWindow showHDCDLogo:NO];
}
- (void)playlistDidChange:(PlaylistController *)p {
[audioPlayer resetNextStreams];
}
- (void)setPosition:(double)p {
if(p > lastPosition && (p - lastPosition) >= 10.0) {
PlaylistEntry *pe = [playlistController currentEntry];
NSInteger lastTrackPlaying = [pe index];
[[NSUserDefaults standardUserDefaults] setInteger:CogStatusPlaying forKey:@"lastPlaybackStatus"];
[[NSUserDefaults standardUserDefaults] setInteger:lastTrackPlaying forKey:@"lastTrackPlaying"];
[[NSUserDefaults standardUserDefaults] setDouble:p forKey:@"lastTrackPosition"];
// If we handle this here, then it will send on all seek operations, which also reset lastPosition
[self sendMetaData];
lastPosition = p;
}
position = p;
[[playlistController currentEntry] setCurrentPosition:p];
}
- (double)position {
return position;
}
- (void)setSeekable:(BOOL)s {
seekable = s;
}
- (BOOL)seekable {
return seekable && [[playlistController currentEntry] seekable];
}
- (void)sendMetaData {
MPNowPlayingInfoCenter *defaultCenter = [MPNowPlayingInfoCenter defaultCenter];
PlaylistEntry *entry = [playlistController currentEntry];
NSMutableDictionary *songInfo = [[NSMutableDictionary alloc] init];
if(entry) {
if([entry title])
[songInfo setObject:[entry title] forKey:MPMediaItemPropertyTitle];
if([entry artist])
[songInfo setObject:[entry artist] forKey:MPMediaItemPropertyArtist];
if([entry album])
[songInfo setObject:[entry album] forKey:MPMediaItemPropertyAlbumTitle];
if([entry albumArt]) {
// can't do && with @available
if(@available(macOS 10.13.2, *)) {
CGSize artworkSize = CGSizeMake(500, 500);
MPMediaItemArtwork *mpArtwork = [[MPMediaItemArtwork alloc] initWithBoundsSize:artworkSize
requestHandler:^NSImage *_Nonnull(CGSize size) {
return [entry albumArt];
}];
[songInfo setObject:mpArtwork forKey:MPMediaItemPropertyArtwork];
}
}
// I don't know what NPIC does with these since they aren't exposed in UI, but if we have them, use it.
// There's a bunch of other metadata, but PlaylistEntry can't represent a lot of it.
if([entry genre])
[songInfo setObject:[entry genre] forKey:MPMediaItemPropertyGenre];
if([entry year]) {
// If PlaylistEntry can represent a full date like some tag formats can do, change it
NSCalendar *calendar = [NSCalendar currentCalendar];
NSDate *releaseYear = [calendar dateWithEra:1 year:[[entry year] intValue] month:0 day:0 hour:0 minute:0 second:0 nanosecond:0];
[songInfo setObject:releaseYear forKey:MPMediaItemPropertyReleaseDate];
}
[songInfo setObject:[NSNumber numberWithFloat:[entry currentPosition]] forKey:MPNowPlayingInfoPropertyElapsedPlaybackTime];
[songInfo setObject:[entry length] forKey:MPMediaItemPropertyPlaybackDuration];
[songInfo setObject:[NSNumber numberWithFloat:[entry index]] forKey:MPMediaItemPropertyPersistentID];
}
switch(playbackStatus) {
case CogStatusPlaying:
defaultCenter.playbackState = MPNowPlayingPlaybackStatePlaying;
break;
case CogStatusPaused:
defaultCenter.playbackState = MPNowPlayingPlaybackStatePaused;
break;
default:
defaultCenter.playbackState = MPNowPlayingPlaybackStateStopped;
break;
}
[defaultCenter setNowPlayingInfo:songInfo];
}
@end