+
+ /**
+ * If this viewport has a (Protein/cDNA) complement, then scroll the
+ * complementary alignment to match this one.
+ */
+ public void scrollComplementaryAlignment()
+ {
+ /*
+ * Populate a SearchResults object with the mapped location to scroll to. If
+ * there is no complement, or it is not following highlights, or no mapping
+ * is found, the result will be empty.
+ */
+ SearchResults sr = new SearchResults();
+ int verticalOffset = findComplementScrollTarget(sr);
+ if (!sr.isEmpty())
+ {
+ // TODO would like next line without cast but needs more refactoring...
+ final AlignmentPanel complementPanel = ((AlignViewport) getCodingComplement())
+ .getAlignPanel();
+ complementPanel.setDontScrollComplement(true);
+ complementPanel.scrollToCentre(sr, verticalOffset);
+ }
+ }
+
+ /**
+ * Answers true if no alignment holds a reference to the given mapping
+ *
+ * @param acf
+ * @return
+ */
+ protected boolean noReferencesTo(AlignedCodonFrame acf)
+ {
+ AlignFrame[] frames = Desktop.getAlignFrames();
+ if (frames == null)
+ {
+ return true;
+ }
+ for (AlignFrame af : frames)
+ {
+ if (!af.isClosed())
+ {
+ for (AlignmentViewPanel ap : af.getAlignPanels())
+ {
+ AlignmentI al = ap.getAlignment();
+ if (al != null && al.getCodonFrames().contains(acf))
+ {
+ return false;
+ }
+ }
+ }
+ }
+ return true;
+ }
+