public void waitForBackgroundLoading(@Nullable final CancellableHandler handler) {
if (handler != null) {
handler.unsubscribeIfCancelled(subscription);
}
loading.onCompleted();
waitForEnd.toBlockingObservable().lastOrDefault(null);
}
@Nullable
@Override
public BitmapDrawable getDrawable(final String url) {
final Observable<BitmapDrawable> drawable = fetchDrawable(url);
if (onlySave) {
loading.onNext(
drawable.map(
new Func1<BitmapDrawable, String>() {
@Override
public String call(final BitmapDrawable bitmapDrawable) {
return url;
}
}));
return null;
} else {
return drawable.toBlockingObservable().lastOrDefault(null);
}
}