/// <summary>
/// 上一曲
/// </summary>
private void LastMusic()
{
List <MusicItemViewModel> selectedItem = MusicList.Where(i => i.IsSelected == true).ToList();
if (selectedItem.Count > 0)
{
Playing = selectedItem.First();
int index = MusicList.IndexOf(Playing);
if (index >= 1)
{
Playing.IsSelected = false;
Playing = MusicList[--index];
Playing.IsSelected = true;
System.Threading.Thread.Sleep(100);
PlayMusic(Playing.Music);
}
else
{
Playing.IsSelected = false;
Playing = MusicList.Last();
Playing.IsSelected = true;
System.Threading.Thread.Sleep(100);
PlayMusic(Playing.Music);
}
PlayIcon = new BitmapImage(new Uri("/Image/full_pause.png", UriKind.Relative));
}
}
public PlayerViewModel(Music selectedMusic)
{
SelectedMusic = selectedMusic;
MusicList = SongService.GetInstance().Music;
SongService.GetInstance().SetRecient(MusicList.IndexOf(SelectedMusic));
this._audioPlayer = CrossSimpleAudioPlayer.Current;
this._audioPlayer.Load(GetStreamForFile());
this._audioPlayer.Play();
}
/// <summary>
/// 下一曲
/// </summary>
private void NextMusic()
{
List <MusicItemViewModel> selectedItem = MusicList.Where(i => i.IsSelected == true).ToList();
if (selectedItem.Count > 0)
{
Playing = selectedItem.First();
int index = MusicList.IndexOf(Playing);
if (PlayOrder == 0)
{
if (index < MusicList.Count - 1)
{
Playing.IsSelected = false;
Playing = MusicList[++index];
Playing.IsSelected = true;
//System.Threading.Thread.Sleep(100);
PlayMusic(Playing.Music);
}
else
{
Playing.IsSelected = false;
Playing = MusicList.First();
Playing.IsSelected = true;
//System.Threading.Thread.Sleep(100);
PlayMusic(Playing.Music);
}
}
else if (PlayOrder == 1)
{
Random random = new Random();
int select;
do
{
select = random.Next(MusicList.Count);
} while (select == index);
Playing.IsSelected = false;
Playing = MusicList[select];
playing.IsSelected = true;
PlayMusic(Playing.Music);
}
PlayIcon = new BitmapImage(new Uri("/Image/full_pause.png", UriKind.Relative));
}
}
private void ListDown()
{
if (SelectedMusic == null)
{
return;
}
int index = MusicList.IndexOf(SelectedMusic);
if (index == MusicList.Count - 1)
{
return;
}
PlayerModel model = SelectedMusic.Clone() as PlayerModel;
MusicList.Remove(SelectedMusic);
MusicList.Insert(index + 1, model);
SelectedIndex = MusicList.IndexOf(model);
}