//滑动过程中

- (void)scrollViewDidScroll:(UIScrollView *)scrollView

{

    //    NSLog(@"000---%ld",ysetoLoad);

    UICollectionView *ta = (UICollectionView *)scrollView;

    NSArray *Vells = [ta visibleCells];

    

    NSIndexPath *dex = [ta indexPathForCell:Vells[0]];


    

    NSLog(@"--11   %ld",dex.section);


    NSLog(@"ysetoLoad%@",Vells[0]);

    CGFloat scrValue = ta.bounds.origin.y;

    NSLog(@"--00   %f",scrValue);

    

    

    

    

    

}