public MainWindowVm()
{
Logger.Info("Initializing MainWindow View Model");
TagEditorVm = new TagEditorVm();
BpmCalc = new BpmTapper();
CurrentSongIndex = 0;
MainPlayer = new NAudioPlayer(App.Configuration.MainPlayerDeviceNum, true);
PreviewPlayer = new NAudioPlayer(App.Configuration.SecondaryPlayerDeviceNum,
App.Configuration.UpdatePlaycountOnPreview);
MainPlayer.Volume = App.Configuration.MainPlayerVolume;
PreviewPlayer.Volume = App.Configuration.SecondaryPlayerVolume;
MainPlayer.SongCompletedEvent += (sender, args) =>
{
Logger.Info("Song completed; playing next song");
NextCmd.Execute(null);
};
MainPlayer.PropertyChanged += MainPlayerPropertyChanged;
PreviewPlayer.PropertyChanged += PreviewPlayerPropertyChanged;
_columnManager = new ColumnManager();
BindingOperations.EnableCollectionSynchronization(
App.SongDb.Songs,
(App.SongDb.Songs as ICollection).SyncRoot);
BindingOperations.EnableCollectionSynchronization(
App.SongDb.GroupCategories,
(App.SongDb.GroupCategories as ICollection).SyncRoot);
lock ((App.SongDb.Songs as ICollection).SyncRoot)
{
DisplayedSongs = new ListCollectionView(App.SongDb.Songs);
}
lock ((App.SongDb.GroupCategories as ICollection).SyncRoot)
{
AddGroupDescriptions(0, App.SongDb.GroupCategories);
App.SongDb.GroupCategories.CollectionChanged +=
GroupCategoriesCollectionChanged;
lock (_displayedSongs)
{
DisplayedSongs.Filter = SongFilter;
DisplayedSongs.Refresh();
}
}
lock ((App.SongDb.Columns as ICollection).SyncRoot)
{
((App.SongDb.Columns) as INotifyCollectionChanged).CollectionChanged
+= OnColumnsChange;
foreach (var col in App.SongDb.Columns)
{
AddColumn(col);
}
}
SongQueue = new ObservableCollection <Song>();
Logger.Info("Done initializing MainWindow view model");
}
private void Reader_SpeakProgress(object sender, SpeakProgressEventArgs e)
{
double p = Math.Round(((e.CharacterPosition * 1.0d) / (SelectedBook.CurrentReadedChapter.ChapterConent.Length * 1.0d)) * 100, 1);
Progress = (int)p;
if (p >= 99)
{
Console.WriteLine(e.CharacterPosition + "," + SelectedBook.CurrentReadedChapter.ChapterConent.Length);
Console.WriteLine("自动开始下一章" + SelectedBook.CurrentReadedChapter.NextChapter?.Name);
NextCmd.Execute(null);
progress = 0;
}
}
private void PlaySongAtIndex(int index)
{
Logger.Debug("Playing song at index {0}; CurrentSongIndex is {1}",
index, CurrentSongIndex);
Logger.Debug("Stopping current playback, if any");
MainPlayer.PlaybackState = MediaState.Stop;
if (index == -1 || index >= SongQueue.Count || index < -2)
{
Logger.Debug("index is outside of range, so setting CurrentSongIndex to -1 and returning");
CurrentSongIndex = -1;
return;
}
if (CurrentSongIndex < 0 || CurrentSongIndex >= SongQueue.Count)
{
if (index >= 0)
{
CurrentSongIndex = 0;
}
else
{
CurrentSongIndex = SongQueue.Count - 1;
}
Logger.Debug("CurrentSongIndex is outside of SongQueue range, so setting it to {0}", CurrentSongIndex);
}
else
{
Logger.Debug("Setting CurrentSongIndex to our index of {0}", index);
CurrentSongIndex = index;
}
Logger.Debug("Starting playback of our new song");
MainPlayer.PlaybackState = MediaState.Play;
if (MainPlayer.PlaybackState != MediaState.Play)
{
NextCmd.Execute(null);
}
}