gistfile1.m

            [backgroundView addSubview:imageView];
            [backgroundView addSubview:[datasetView.subviews objectAtIndex:1]];


            imageView.layer.masksToBounds = YES;
            imageView.layer.cornerRadius = 15.;
            backgroundView.layer.shadowPath = [UIBezierPath bezierPathWithRoundedRect:imageView.bounds
                                                                         cornerRadius:15.].CGPath;
            backgroundView.layer.cornerRadius = 15.;
            backgroundView.layer.shadowColor = [[UIColor colorWithWhite:0.0 alpha:1.] CGColor];
            backgroundView.layer.shadowOffset = CGSizeMake(1., 1.);
            backgroundView.layer.shadowOpacity = .8;
            backgroundView.layer.shadowRadius = 9.;