private Picasso(Context context, ICache <Bitmap> cache, IRequestTransformer <Bitmap> requestTransformer, List <RequestHandler> extraRequestHandlers, IExecutorService service, Dispatcher dispatcher, IListener listener)
{
m_Context = context;
m_Cache = cache;
m_RequestTransformer = requestTransformer;
const int builtInHandlersCount = 3;
int extraHandlersCount = extraRequestHandlers != null ? extraRequestHandlers.Count : 0;
var allRequestHandlers = new List <IRequestHandler <Bitmap> >(builtInHandlersCount + extraHandlersCount);
// ResourceRequestHandler needs to be the first in the list to avoid
// forcing other RequestHandlers to perform null checks on request.uri
// to cover the (request.resourceId != 0) case.
allRequestHandlers.Add(new ResourceRequestHandler(context));
if (extraRequestHandlers != null)
{
allRequestHandlers.AddRange(allRequestHandlers);
}
allRequestHandlers.Add(new ContentStreamRequestHandler(context));
allRequestHandlers.Add(new FileRequestHandler(context));
allRequestHandlers.Add(new NetworkRequestHandler(dispatcher.Downloader));
m_RequestHandlers = new ReadOnlyCollection <IRequestHandler <Bitmap> >(allRequestHandlers);
m_Service = service;
m_Dispatcher = dispatcher;
m_Listener = listener;
m_TargetToAction = new WeakHashtable <object, Action <Bitmap, Drawable> >();
m_TargetToDeferredRequestCreator = new WeakHashtable <ImageView, DeferredRequestCreator>();
}
public Picasso Build()
{
if (m_Cache == null)
{
int cacheSize = AndroidUtils.CalculateMemoryCacheSize(m_Context);
m_Cache = new LruCache <Bitmap>(cacheSize, AndroidUtils.SizeOfBitmap);
}
if (m_Service == null)
{
m_Service = new PicassoExecutorService();
}
if (m_Downloader == null)
{
m_Downloader = AndroidUtils.CreateDefaultDownloader(m_Context);
}
if (m_RequestTransformer == null)
{
m_RequestTransformer = new DummyRequestTransformer();
}
var dispatcher = new Dispatcher(m_Context, Handler, m_Service, m_Cache, m_Downloader);
return(new Picasso(m_Context, m_Cache, m_RequestTransformer, m_RequestHandlers, m_Service, dispatcher, m_Listener));
}
public Builder RequestTransformer(IRequestTransformer <UIImage> requestTransformer)
{
if (requestTransformer == null)
{
throw new ArgumentNullException("requestTransformer");
}
if (m_RequestTransformer != null)
{
throw new InvalidOperationException("Request transformer already set");
}
m_RequestTransformer = requestTransformer;
return(this);
}
private Picasso(ICache <UIImage> cache, IRequestTransformer <UIImage> requestTransformer, List <RequestHandler> extraRequestHandlers, Dispatcher dispatcher)
{
m_Cache = cache;
m_Dispatcher = dispatcher;
m_TargetToAction = new ConditionalWeakTable <Object, Action <UIImage, UIImage> >();
const int builtInHandlersCount = 3;
int extraHandlersCount = extraRequestHandlers != null ? extraRequestHandlers.Count : 0;
var allRequestHandlers = new List <IRequestHandler <UIImage> >(builtInHandlersCount + extraHandlersCount);
if (extraRequestHandlers != null)
{
allRequestHandlers.AddRange(allRequestHandlers);
}
allRequestHandlers.Add(new FileRequestHandler());
allRequestHandlers.Add(new NetworkRequestHandler(dispatcher.Downloader));
m_RequestHandlers = new ReadOnlyCollection <IRequestHandler <UIImage> >(allRequestHandlers);
}
public Picasso Build()
{
if (m_Cache == null)
{
int cacheSize = IOSUtils.CalculateCacheSize();
m_Cache = new LruCache <UIImage>(cacheSize, IOSUtils.SizeOfImage);
}
if (m_Downloader == null)
{
m_Downloader = new NSUrlDownloader();
}
if (m_RequestTransformer == null)
{
m_RequestTransformer = new DummyRequestTransformer();
}
var dispatcher = new Dispatcher(m_Cache, m_Downloader);
return(new Picasso(m_Cache, m_RequestTransformer, m_RequestHandlers, dispatcher));
}