private void GotoSlide(int index)
{
var tuple = FindSlideByIndex(index);
SongBackground bg;
if (tuple != null)
{
bg = song.Backgrounds[tuple.Item1.BackgroundIndex];
}
else if (index == 0) // first (blank) slide
{
bg = song.Backgrounds[song.FirstSlide != null ? song.FirstSlide.BackgroundIndex : 0];
}
else // last (blank) slide
{
bg = song.Backgrounds[song.LastSlide != null ? song.LastSlide.BackgroundIndex : 0];
}
if (tuple != null)
{
controller.GotoSlide(tuple.Item2, tuple.Item3);
}
else
{
controller.GotoBlankSlide(bg);
}
if (videoBackground == null) // only change backgrounds if we're not using a video background
{
nextBackground = SongBackgroundToImageSourceConverter.CreateBackgroundSource(bg);
}
}
protected override ImageSource CreateIcon()
{
// TODO: use SongStorage's method to get an icon?
SongMedia s = (SongMedia)this.Data;
return(SongBackgroundToImageSourceConverter.CreateBackgroundSource(s.Song.Backgrounds[0], 22));
}
