/// <summary>
/// Нажатие на кнопку "Следующий трек"
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnNext_Click(object sender, RoutedEventArgs e)
{
if ((playlist.Items.Count != 0) && (playlist.SelectedIndex != -1))
{
labelNowPlaying.Content = "Now playing:";
BassLike.Next();
slVol.Value = 100;
labelLefttime.Content = TimeSpan.FromSeconds(BassLike.GetPosOfStream(BassLike.Stream)).ToString();
labelRightTime.Content = TimeSpan.FromSeconds(BassLike.GetTimeOfStream(BassLike.Stream)).ToString();
slTime.Maximum = BassLike.GetTimeOfStream(BassLike.Stream);
slTime.Value = BassLike.GetPosOfStream(BassLike.Stream);
try
{
if (Vars.Files.Count >= Vars.CurrentTrackNumber + 1)
{
++playlist.SelectedIndex;
labelCurrentPlayingName.Content = Vars.GetFileName((Vars.Files[Vars.CurrentTrackNumber]));
}
else if (Vars.CurrentTrackNumber == Vars.Files.Count)
{
labelCurrentPlayingName.Content = Vars.GetFileName(Vars.Files[playlist.SelectedIndex]);
}
if (BassLike.isStopped)
{
labelLefttime.Content = null;
labelRightTime.Content = null;
labelCurrentPlayingName.Content = null;
}
}
catch
{
labelCurrentPlayingName.Content = null;
}
//***************************************************************************************//
string current = Vars.Files[playlist.SelectedIndex];
try
{
TagLib.File f = new TagLib.Mpeg.AudioFile(current);
TagLib.IPicture pic = f.Tag.Pictures[0];
var mStream = new MemoryStream(pic.Data.Data);
mStream.Seek(0, SeekOrigin.Begin);
BitmapImage bm = new BitmapImage();
bm.BeginInit();
bm.StreamSource = mStream;
bm.EndInit();
System.Windows.Controls.Image cover = new System.Windows.Controls.Image();
cover.Source = bm;
image.Source = bm;
}
catch
{
var uri = new Uri("pack://application:,,,/Resources/nocover.png");
var img = new BitmapImage(uri);
image.Source = img;
}
//***************************************************************************************//
}
}
/// <summary>
/// Нажатие на кнопку "Стоп"
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnStop_Click(object sender, RoutedEventArgs e)
{
BassLike.Stop();
dtimer.Stop();
slTime.Value = 0;
labelLefttime.Content = "00:00:00";
labelRightTime.Content = "00:00:00";
labelNowPlaying.Content = " ";
labelCurrentPlayingName.Content = " ";
}
/// <summary>
/// Нажатие на кнопку "Удалить трек из плейлиста"
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnDelete_Click(object sender, RoutedEventArgs e)
{
if ((playlist.Items.Count != 0) && (playlist.SelectedIndex != -1))
{
BassLike.Stop();
Vars.CurrentTrackNumber = playlist.SelectedIndex;
Vars.Files.Remove(Vars.Files[playlist.SelectedIndex]);
playlist.Items.RemoveAt(playlist.SelectedIndex);
var uri = new Uri("pack://application:,,,/Resources/nocover.png");
var img = new BitmapImage(uri);
image.Source = img;
labelLefttime.Content = "00:00:00";
labelRightTime.Content = "00:00:00";
labelNowPlaying.Content = null;
labelCurrentPlayingName.Content = null;
}
}
/// <summary>
/// Нажатие на кнопку "Плей"
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnPlay_Click(object sender, MouseButtonEventArgs e)
{
if ((playlist.Items.Count != 0) && (playlist.SelectedIndex != -1))
{
dtimer.Start();
labelNowPlaying.Content = "Now playing:";
string current = Vars.Files[playlist.SelectedIndex];
Vars.CurrentTrackNumber = playlist.SelectedIndex;
BassLike.Play(current, BassLike.Volume);
labelLefttime.Content = TimeSpan.FromSeconds(BassLike.GetPosOfStream(BassLike.Stream)).ToString();
labelRightTime.Content = TimeSpan.FromSeconds(BassLike.GetTimeOfStream(BassLike.Stream)).ToString();
slTime.Maximum = BassLike.GetTimeOfStream(BassLike.Stream);
slTime.Value = BassLike.GetPosOfStream(BassLike.Stream);
labelCurrentPlayingName.Content = Vars.GetFileName(current);
//************************************************************************//
try
{
TagLib.File f = new TagLib.Mpeg.AudioFile(current);
TagLib.IPicture pic = f.Tag.Pictures[0];
var mStream = new MemoryStream(pic.Data.Data);
mStream.Seek(0, SeekOrigin.Begin);
BitmapImage bm = new BitmapImage();
bm.BeginInit();
bm.StreamSource = mStream;
bm.EndInit();
System.Windows.Controls.Image cover = new System.Windows.Controls.Image();
cover.Source = bm;
image.Source = bm;
}
catch
{
var uri = new Uri("pack://application:,,,/Resources/nocover.png");
var img = new BitmapImage(uri);
image.Source = img;;
}
//***************************************************************************************//
}
}
public MainWindow()
{
InitializeComponent();
////Инициализируем библиотеку Bass с определенным состоянием инициализации InitBass и частотой дискретизации HZ
BassLike.InitBass(BassLike.HZ);
}
/// <summary>
/// Изменение звука
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void slVol_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
BassLike.SetVolumeToStream(BassLike.Stream, (int)slVol.Value);
}
/// <summary>
/// Изменение позиции воспроизведения
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void slTime_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
labelLefttime.Content = TimeSpan.FromSeconds(BassLike.GetPosOfStream(BassLike.Stream)).ToString();
labelRightTime.Content = TimeSpan.FromSeconds(BassLike.GetTimeOfStream(BassLike.Stream)).ToString();
BassLike.SetPosOfScroll(BassLike.Stream, (int)slTime.Value);
}
/// <summary>
/// Нажатие на кнопку "Пауза"
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnPause_Click(object sender, RoutedEventArgs e)
{
BassLike.Pause();
}
/// <summary>
/// При изменении громкости добавить значение громкости в поток
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void slVol_Scroll(object sender, ScrollEventArgs e)
{
BassLike.SetVolumeToStream(BassLike.Stream, (int)slVol.Value);
}
/// <summary>
/// При перемотке песни добавить текущую поз. воспроизведения в поток
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void slTime_Scroll(object sender, ScrollEventArgs e)
{
BassLike.SetPosOfScroll(BassLike.Stream, (int)slTime.Value);
}
/// <summary>
/// Описано задание значений максимальной длины трека, минимально длины трека и значения ползунка
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void dtimer_Tick(object sender, EventArgs e)
{
if ((playlist.Items.Count != 0) && (playlist.SelectedIndex != -1))
{
slTime.Minimum = 0;
//Получаем значения посекундного измения времени трека при проигывании + вследствие этого движется ползунок
slTime.Maximum = BassLike.GetTimeOfStream(BassLike.Stream);
slTime.Value = BassLike.GetPosOfStream(BassLike.Stream);
if (BassLike.ToNextTrack() == true)
{
if ((playlist.Items.Count != 0) && (playlist.SelectedIndex != -1))
{
BassLike.Stop();
btnNext_Click(this, new RoutedEventArgs());
btnPrev_Click(this, new RoutedEventArgs());
btnPlay_Click(this, new RoutedEventArgs());
slVol.Value = 100;
labelNowPlaying.Content = "Now playing:";
BassLike.Next();
labelLefttime.Content = TimeSpan.FromSeconds(BassLike.GetPosOfStream(BassLike.Stream)).ToString();
labelRightTime.Content = TimeSpan.FromSeconds(BassLike.GetTimeOfStream(BassLike.Stream)).ToString();
slTime.Maximum = BassLike.GetTimeOfStream(BassLike.Stream);
slTime.Value = BassLike.GetPosOfStream(BassLike.Stream);
try
{
if (Vars.Files.Count >= Vars.CurrentTrackNumber + 1)
{
++playlist.SelectedIndex;
labelCurrentPlayingName.Content = Vars.GetFileName((Vars.Files[Vars.CurrentTrackNumber]));
}
if (Vars.CurrentTrackNumber == Vars.Files.Count)
{
labelCurrentPlayingName.Content = Vars.GetFileName(Vars.Files[playlist.SelectedIndex]);
}
if (Vars.CurrentTrackNumber == 0)
{
playlist.SelectedIndex = 0;
labelCurrentPlayingName.Content = Vars.GetFileName(Vars.Files[0]);
}
if (BassLike.isStopped)
{
labelLefttime.Content = null;
labelRightTime.Content = null;
labelCurrentPlayingName.Content = null;
}
}
catch
{
labelCurrentPlayingName.Content = null;
}
}
//*********************************************************//
string current = Vars.Files[playlist.SelectedIndex];
Vars.CurrentTrackNumber = playlist.SelectedIndex;
labelCurrentPlayingName.Content = Vars.GetFileName(current);
try
{
TagLib.File f = new TagLib.Mpeg.AudioFile(current);
TagLib.IPicture pic = f.Tag.Pictures[0];
var mStream = new MemoryStream(pic.Data.Data);
mStream.Seek(0, SeekOrigin.Begin);
BitmapImage bm = new BitmapImage();
bm.BeginInit();
bm.StreamSource = mStream;
bm.EndInit();
System.Windows.Controls.Image cover = new System.Windows.Controls.Image();
cover.Source = bm;
image.Source = bm;
}
catch
{
var uri = new Uri("pack://application:,,,/Resources/nocover.png");
var img = new BitmapImage(uri);
image.Source = img;
}
//***************************************************************************************//
}
if (BassLike.endPlaylist)
{
btnStop_Click(this, new RoutedEventArgs());
playlist.SelectedIndex = Vars.CurrentTrackNumber = 0;
BassLike.endPlaylist = false;
}
}
}
