public NSIntRangeByLength(NSIntRange otherRange, int length)
: base(otherRange, 1)
{
start = wrap(start, length);
stop = wrap(stop, length);
this.length = length;
}
public NSIntRange(NSIntRange otherRange, int increment)
: this(otherRange.start, otherRange.stop, otherRange.inclusive)
{
this.increment = increment;
setCompare();
}