3 public interface AlignmentColsCollectionI extends Iterable<Integer>
6 * Answers if the column at the given position is hidden.
9 * the column index to check
10 * @return true if the column at the position is hidden
12 public boolean isHidden(int c);
15 * Answers if any column in this collection is hidden
17 * @return true if there is at least 1 hidden column
19 public boolean hasHidden();