public AudioPlayerViewModel()
{
mediaPlayer = CrossMediaManager.Current;
MediaPlayer.StatusChanged += (sender, e) =>
{
RaisePropertyChanged(() => Status);
RaisePropertyChanged(() => Position);
};
MediaPlayer.PlayingChanged += (sender, e) =>
{
RaisePropertyChanged(() => Position);
};
MediaPlayer.MediaQueue.QueueMediaChanged += (q_sender, q_e) =>
{
RaisePropertyChanged(() => PlayingText);
if (CurrentTrack != null)
{
CurrentTrack.MetadataUpdated += (m_sender, m_e) =>
{
RaisePropertyChanged(() => PlayingText);
};
}
};
PlayPauseCommand = new MvxAsyncCommand(async() => await PlaybackController.PlayPause());
SkipPreviousCommand = new MvxAsyncCommand(async() => await PlaybackController.PlayPreviousOrSeekToStart());
SkipNextCommand = new MvxAsyncCommand(async() => await PlaybackController.PlayNext());
}
private async void HandleNotificationActions(object sender, string action)
{
if (action.Equals(MediaServiceBase.ActionPlay))
{
await PlaybackController.Play();
}
else if (action.Equals(MediaServiceBase.ActionPause))
{
await PlaybackController.Pause();
}
else if (action.Equals(MediaServiceBase.ActionPrevious))
{
await PlaybackController.PlayPreviousOrSeekToStart();
}
else if (action.Equals(MediaServiceBase.ActionNext))
{
await PlaybackController.PlayNext();
}
else if (action.Equals(MediaServiceBase.ActionStop))
{
await Stop();
}
}
public void BindEvents()
{
PlaybackController.MediaItemChanged += PlaybackController_MediaItemChanged;
PlaybackController.MediaItemFinished += PlaybackController_MediaItemFinished;
PlaybackController.StateChanged += PlaybackController_StateChanged;
MediaPlayer.MediaPlayer.BeforePlaying += MediaPlayer_BeforePlaying;
element.Stop = () => PlaybackController.Stop();
element.Play = () => PlaybackController.Play();
element.Abort = () => aborted = true;
element.Reset = () => aborted = false;
element.PlayQueueItem = PlayQueueItem;
element.GetCurrentMedia = () => MediaPlayer.MediaQueue.Current != null ? new Realm.Of.Y.Manager.Models.Container.MediaItem(MediaPlayer.MediaQueue.Current.MediaUri)
{
Title = MediaPlayer.MediaQueue.Current.Title
} : null;
seeker.ProgressChanged += Seeker_ProgressChanged;
youtube_button_prev.Click += (sender, e) =>
{
PlaybackController.PlayPrevious();
element?.OnPrev?.Invoke();
};
youtube_button_next.Click += (sender, e) =>
{
PlaybackController.PlayNext();
element?.OnNext?.Invoke();
};
fullscreen_button.Click += (s, e) => { Fullscreen_button_Click(null, null); };
btnPlay.Click += TogglePlay;
element.OnPlayVideo = (items) => PlayVideo(items);
element.SetFullScrean = (n) =>
{
fullScrean = !n;
Fullscreen_button_Click(null, null);
};
}
//public MediaPlayerViewCtr(string mediaUrl)
//{
// MediaUrl = mediaUrl;
// _viewModel = new MediaPlayerViewModel();
// _viewModel.Init(mediaUrl);
//}
public override void ViewDidLoad()
{
base.ViewDidLoad();
_viewModel.PropertyChanged += (sender, args) =>
{
var propertyName = args.PropertyName;
var allChanged = propertyName == null;
Func <string, bool> hasChanged = property => allChanged || propertyName == property;
InvokeOnMainThread(() =>
{
if (hasChanged(nameof(MediaPlayerViewModel.PlayingText)))
{
QueueLabel.Text = _viewModel.PlayingText;
}
if (hasChanged(nameof(MediaPlayerViewModel.Cover)))
{
TrackCoverImageView.Image = (UIImage)_viewModel.Cover;
}
if (hasChanged(nameof(MediaPlayerViewModel.CurrentTrack)))
{
TitleLabel.Text = _viewModel.CurrentTrack.Metadata.Title;
SubtitleLabel.Text = _viewModel.CurrentTrack.Metadata.Artist;
}
if (hasChanged(nameof(MediaPlayerViewModel.IsPlaying)))
{
PlayPauseButton.Selected = _viewModel.IsPlaying;
}
if (hasChanged(nameof(MediaPlayerViewModel.Duration)))
{
PlayingProgressSlider.MaxValue = _viewModel.Duration;
BufferedProgressSlider.MaxValue = _viewModel.Duration;
var duration = TimeSpan.FromSeconds(_viewModel.Duration);
TimeTotalLabel.Text = GetTimeString(duration);
}
if (hasChanged(nameof(MediaPlayerViewModel.Position)))
{
PlayingProgressSlider.Value = _viewModel.Position;
TimePlayedLabel.Text = GetTimeString(TimeSpan.FromSeconds(_viewModel.Position));
}
if (hasChanged(nameof(MediaPlayerViewModel.Downloaded)))
{
BufferedProgressSlider.Value = _viewModel.Downloaded;
}
});
};
MediaPlayer.PlayingChanged += (sender, args) =>
{
if (!_viewModel.IsSeeking)
{
InvokeOnMainThread(() =>
{
TimePlayedLabel.Text = GetTimeString(args.Position);
});
}
};
MediaPlayer.MediaQueue.PropertyChanged += (sender, e) =>
{
InvokeOnMainThread(() =>
{
var propertyName = e.PropertyName;
var allChanged = propertyName == null;
Func <string, bool> hasChanged = property => allChanged || propertyName == property;
if (hasChanged(nameof(MediaPlayer.MediaQueue.IsShuffled)))
{
ShuffleButton.Selected = MediaPlayer.MediaQueue.IsShuffled;
}
if (hasChanged(nameof(MediaPlayer.MediaQueue.Repeat)))
{
var iconPrefix = "icon_repeat_";
var extension = ".png";
string iconState;
switch (MediaPlayer.MediaQueue.Repeat)
{
case RepeatType.None:
iconState = "static";
break;
case RepeatType.RepeatAll:
iconState = "active";
break;
case RepeatType.RepeatOne:
iconState = "one_active";
break;
default:
iconState = "static";
break;
}
var imageUrl = iconPrefix + iconState + extension;
var image = new UIImage(imageUrl);
RepeatButton.SetImage(image, UIControlState.Normal);
}
});
};
PlayingProgressSlider.TouchDown += (sender, e) =>
{
_viewModel.IsSeeking = true;
};
PlayingProgressSlider.TouchUpInside += (sender, e) =>
{
_viewModel.IsSeeking = false;
};
PlayingProgressSlider.TouchUpOutside += (sender, e) =>
{
_viewModel.IsSeeking = false;
};
PlayingProgressSlider.ValueChanged += (sender, e) =>
{
_viewModel.IsSeeking = true;
_viewModel.Position = (int)PlayingProgressSlider.Value;
};
PlayingProgressSlider.Continuous = true;
PlayPauseButton.TouchUpInside += async(sender, e) =>
{
await PlaybackController.PlayPause();
PlayPauseButton.Selected = _viewModel.IsPlaying;
};
NextButton.TouchUpInside += async(sender, e) =>
{
await PlaybackController.PlayNext();
};
PreviousButton.TouchUpInside += async(sender, e) =>
{
await PlaybackController.PlayPrevious();
};
ShuffleButton.TouchUpInside += (sender, args) =>
{
PlaybackController.ToggleShuffle();
};
RepeatButton.TouchUpInside += (sender, e) =>
{
PlaybackController.ToggleRepeat();
};
_viewModel.Init();
var sampleFilePath = NSBundle.MainBundle.PathForResource("local-sample", "mp4");
_viewModel.Queue.Add(new MediaFile
{
Type = MediaFileType.Video,
Url = sampleFilePath,
Availability = ResourceAvailability.Local
});
}
