protected override void OnCreate(Bundle bundle) { base.OnCreate(bundle); SetContentView(Resource.Layout.Main); // set up the image loader imageLoader = ImageLoader.Instance; options = new DisplayImageOptions.Builder() .CacheInMemory(true) .Build(); // to display a preview imageView = FindViewById <PhotoView>(Resource.Id.imageView); // create the Thumbor instance pointing to the Thumbor server thumbor = Thumbor.Create("http://thumbor.thumborize.me/"); // give us an image to start off with GetImage(Resource.Id.resize, GetString(Resource.String.resize)); }