+ * Outputs any visible complementary positional features, within feature group
+ *
+ * @param out
+ * @param fr
+ * @param sequences
+ * @return
+ */
+ private int outputComplementFeatures(StringBuilder out,
+ FeatureRenderer fr, SequenceI[] sequences)
+ {
+ AlignViewportI comp = fr.getViewport().getCodingComplement();
+ FeatureRenderer fr2 = Desktop.getAlignFrameFor(comp)
+ .getFeatureRenderer();
+
+ /*
+ * build a map of {group, {seqName, List<SequenceFeature>}}
+ */
+ Map<String, Map<String, List<SequenceFeature>>> map = new TreeMap<>();
+ int count = 0;
+
+ for (SequenceI seq : sequences)
+ {
+ /*
+ * avoid duplication of features (e.g. peptide feature
+ * at all 3 mapped codon positions)
+ */
+ List<SequenceFeature> found = new ArrayList<>();
+ String seqName = seq.getName();
+
+ for (int pos = seq.getStart(); pos <= seq.getEnd(); pos++)
+ {
+ MappedFeatures mf = fr2.findComplementFeaturesAtResidue(seq, pos);
+
+ if (mf != null)
+ {
+ MapList mapping = mf.mapping.getMap();
+ for (SequenceFeature sf : mf.features)
+ {
+ String group = sf.getFeatureGroup();
+ if (group == null)
+ {
+ group = "";
+ }
+ if (!map.containsKey(group))
+ {
+ map.put(group, new LinkedHashMap<>());
+ }
+ Map<String, List<SequenceFeature>> groupFeatures = map
+ .get(group);
+ if (!groupFeatures.containsKey(seqName))
+ {
+ groupFeatures.put(seqName, new ArrayList<>());
+ }
+ List<SequenceFeature> foundFeatures = groupFeatures
+ .get(seqName);
+
+ /*
+ * make a virtual feature with local coordinates
+ */
+ if (!found.contains(sf))
+ {
+ found.add(sf);
+ int begin = sf.getBegin();
+ int end = sf.getEnd();
+ int[] range = mf.mapping.getTo() == seq.getDatasetSequence()
+ ? mapping.locateInTo(begin, end)
+ : mapping.locateInFrom(begin, end);
+ SequenceFeature sf2 = new SequenceFeature(sf, range[0],
+ range[1], group,
+ sf.getScore());
+ foundFeatures.add(sf2);
+ count++;
+ }
+ }
+ }
+ }
+ }
+
+ /*
+ * output features by group
+ */
+ for (Entry<String, Map<String, List<SequenceFeature>>> groupFeatures : map.entrySet())
+ {
+ out.append(newline);
+ String group = groupFeatures.getKey();
+ if (!"".equals(group))
+ {
+ out.append(STARTGROUP).append(TAB).append(group).append(newline);
+ }
+ Map<String, List<SequenceFeature>> seqFeaturesMap = groupFeatures
+ .getValue();
+ for (Entry<String, List<SequenceFeature>> seqFeatures : seqFeaturesMap
+ .entrySet())
+ {
+ String sequenceName = seqFeatures.getKey();
+ for (SequenceFeature sf : seqFeatures.getValue())
+ {
+ out.append(formatJalviewFeature(sequenceName, sf));
+ }
+ }
+ if (!"".equals(group))
+ {
+ out.append(ENDGROUP).append(TAB).append(group).append(newline);
+ }
+ }
+
+ return count;
+ }
+
+ /**