+ private boolean isNa = false;
+
+ /**
+ * reference to the complementary CDS/Protein alignment for this alignment, if available
+ */
+ private AlignmentView complementView=null;
+
+ /**
+ * setter for
+ * @param complementView
+ */
+ public void setComplement(AlignmentView complementView)
+ {
+ this.complementView = complementView;
+
+ }
+ /**
+ *
+ * @return true if a complement is available
+ */
+ public boolean hasComplementView()
+ {
+ return complementView!=null;
+ }
+ /**
+ *
+ * @return the complement view or null
+ */
+ public AlignmentView getComplementView()
+ {
+ return complementView;
+ }
+