public PlayerViewController(PlayerViewModel viewModel)
{
View = new PlayerView();
viewModel.WhenAnyValue(vm => vm.CurrentTrack)
.Where(track => track != null)
.Subscribe(track => UpdateTrackInformation(track));
viewModel.WhenAnyValue(vm => vm.CurrentTrack)
.Select(track => track != null)
.BindTo(View.PlayerControls.PlayButton, button => button.Enabled);
viewModel.WhenAnyValue(vm => vm.Playing)
.Subscribe(playing => {
if (playing)
{
View.PlayerControls.ShowPauseButton();
}
else
{
View.PlayerControls.ShowPlayButton();
}
});
var mutedObservable = viewModel.WhenAnyValue(vm => vm.Muted);
viewModel.WhenAnyValue(vm => vm.Volume)
.CombineLatest(mutedObservable, (volume, muted) => muted ? 0.0f : volume)
.BindTo(View.SoundControl.VolumeSlider, slider => slider.FloatValue);
mutedObservable.BindTo(View.SoundControl, sc => sc.Muted);
View.PlayerControls.PlayButton.Activated += (sender, e) => viewModel.Play(viewModel.CurrentTrack);
View.PlayerControls.PauseButton.Activated += (sender, e) => viewModel.Pause();
View.SoundControl.VolumeSlider.Activated += (sender, e) => viewModel.Volume = (sender as NSSlider).FloatValue;
View.SoundControl.MuteButton.Activated += (sender, e) => viewModel.ToggleMute();
var progressObservable = View.Progress
.WhenAnyValue(p => p.Progress);
progressObservable
.Where(_ => !View.Progress.IsDragging)
.BindTo(viewModel, vm => vm.Progress);
progressObservable
.Where(_ => View.Progress.IsDragging)
.Throttle(TimeSpan.FromMilliseconds(100), RxApp.MainThreadScheduler)
.Subscribe(progress => viewModel.Seek(progress));
viewModel.WhenAnyValue(vm => vm.Progress)
.Where(_ => !View.Progress.IsDragging)
.DistinctUntilChanged()
.Subscribe(progress => View.Progress.Progress = progress);
}
/// ------------------------------------------------------------------------------------
private bool InternalPlay()
{
string errorMessage = null;
lock (_mediaFileQueue)
{
if (_mediaFileQueue.Count == 0)
{
return(false);
}
PlayerViewModel.PlaybackStarted -= HandleMediaPlayStarted;
PlayerViewModel.PlaybackEnded -= HandleMediaPlaybackEnded;
try
{
LoadFile();
}
catch (Exception e)
{
_mediaFileQueue.Clear();
errorMessage = e.Message;
}
}
if (errorMessage != null)
{
if (InvokeRequired)
{
Invoke((Action)(() => ErrorReport.NotifyUserOfProblem(errorMessage)));
}
else
{
ErrorReport.NotifyUserOfProblem(errorMessage);
}
return(false);
}
PlayerViewModel.PlaybackStarted += HandleMediaPlayStarted;
PlayerViewModel.PlaybackEnded += HandleMediaPlaybackEnded;
PlayerViewModel.PlaybackPositionChanged = HandleMediaPlaybackPositionChanged;
//_paused = false;
PlayerViewModel.Play();
PlaybackInProgress = true;
return(true);
}
void PlaySong(Track track)
{
playerViewModel.Play(track);
}
/// <summary>
/// The function plays the simualtor on play button click
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Play_Click(object sender, System.Windows.RoutedEventArgs e)
{
viewModel.Play();
}