int fillBackwardFrom0 ( int itemIndex , double upTo ) { double min = orientation . minY ( positioner . getVisibleCell ( itemIndex ) ) ; int i = itemIndex ; while ( min > upTo && i > 0 ) { -- i ; C c = positioner . placeEndFromStart ( i , min ) ; min = orientation . minY ( c ) ; } return i ; }
does not re - place the anchor cell