public void set(FieldLocation loc) {
		index = loc.index;
		fieldNum = loc.fieldNum;
		row = loc.row;
		col = loc.col;
	}
Returns the column within the Field for this location.
@return the column within the Field for this location.
Ghidra/Framework/Docking/src/main/java/docking/widgets/fieldpanel/support/FieldLocation.java