public AudioInfoCacheOnlyProvider(AudioInfo.AudioInfoFactory infoFactory,
IAudioStorage cache,
long userId,
PlayingStateChangedEventHandler optionalStateChangedHandler = null)
{
__InfoFactory = infoFactory;
__Cache = cache;
__UserId = userId;
__OptionalStateChangedHandler = optionalStateChangedHandler;
}
public AudioInfoProvider(Func <long, int, int, ReadOnlyCollection <Audio> > getAudio,
Func <long, int> getCount,
AudioInfo.AudioInfoFactory infoFactory,
long userId,
PlayingStateChangedEventHandler optionalStateChangedHandler = null)
{
__GetAudio = getAudio;
__GetCount = getCount;
__InfoFactory = infoFactory;
__UserId = userId;
__OptionalStateChangedHandler = optionalStateChangedHandler;
}
private AudioInfo.AudioInfoFactory GetFactory(IWebDownloader downloader, out PlayingStateChangedEventHandler handler)
{
var factory = new AudioInfo.AudioInfoFactory(__AudioStorage, downloader);
handler = playable =>
{
if (__IsDisposingNow == 0)
{
if (playable.State == PlayingState.Playing)
{
__OpenedChannels.Add(playable);
}
else if (playable.State == PlayingState.Stopped)
{
__OpenedChannels.Remove(playable);
}
}
};
return(factory);
}
public AudioInfo Create(long userId,
int index,
IAudio audio,
Uri url,
PlayingStateChangedEventHandler handler = null)
{
var info = new AudioInfo(__Storage,
__Downloader,
audio.AudioId,
userId,
audio.Title,
audio.Artist,
audio.Duration,
index,
url);
if (handler != null)
{
info.Playable.PlayingStateChanged += handler;
}
return(info);
}
public AudioInfo Create(long userId,
int index,
IAudio audio,
Uri url,
PlayingStateChangedEventHandler handler = null)
{
var info = new AudioInfo(__Storage,
__Downloader,
audio.AudioId,
userId,
audio.Title,
audio.Artist,
audio.Duration,
index,
url);
if (handler != null)
{
info.Playable.PlayingStateChanged += handler;
}
return info;
}
private AudioInfo.AudioInfoFactory GetFactory(IWebDownloader downloader, out PlayingStateChangedEventHandler handler)
{
var factory = new AudioInfo.AudioInfoFactory(__AudioStorage, downloader);
handler = playable =>
{
if (__IsDisposingNow == 0)
{
if (playable.State == PlayingState.Playing)
__OpenedChannels.Add(playable);
else if (playable.State == PlayingState.Stopped)
__OpenedChannels.Remove(playable);
}
};
return factory;
}
