UIScrollView sucks

gistfile1.txt

    self.frame = newframe;
    self.unstackedRect = newframe;
    self.subview.frame = CGRectMake(self.subview.frame.origin.x,
                                    self.subview.frame.origin.y,
                                    self.imageViews.count * 98,
                                    99);
    self.contentSize = CGSizeMake(self.imageViews.count * 98, self.subview.frame.size.height);
    [self setScrollEnabled:YES];

    [UIView animateWithDuration:.5f
                          delay:0.0f
                        options: UIViewAnimationOptionCurveEaseOut
                     animations:^{
        for(int i = 1; i < self.imageViews.count; i++){
            UIImageView *iv = [self.imageViews objectAtIndex:i];
            float newx = (98 * i) + 9;
            iv.center = CGPointMake((iv.center.x + newx), iv.center.y);
        }
    } completion:^(BOOL finished) {
        NSLog(@"donezo");
        [self setNeedsDisplay];
        [self.subview setNeedsDisplay];
    }];