X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FSequenceI.java;h=8dce31e586b4bc0ce21c7f9e6dee66736d2b3db8;hb=20a4d7ddb86ee996f2b6617a0470922b83354c35;hp=fb723e6064c88ee84131f66f360860fe757de049;hpb=9e926ac4305fd9dff38b6e079e55b4f50664d544;p=jalview.git

diff --git a/src/jalview/datamodel/SequenceI.java b/src/jalview/datamodel/SequenceI.java
index fb723e6..8dce31e 100755
--- a/src/jalview/datamodel/SequenceI.java
+++ b/src/jalview/datamodel/SequenceI.java
@@ -24,6 +24,7 @@ import jalview.datamodel.features.SequenceFeaturesI;
 import jalview.util.MapList;
 
 import java.util.BitSet;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Vector;
 
@@ -224,6 +225,13 @@ public interface SequenceI extends ASequenceI
   public int[] gapMap();
 
   /**
+   * Build a bitset corresponding to sequence gaps
+   * 
+   * @return a BitSet where set values correspond to gaps in the sequence
+   */
+  public BitSet gapBitset();
+
+  /**
    * Returns an int array where indices correspond to each position in sequence
    * char array and the element value gives the result of findPosition for that
    * index in the sequence.
@@ -543,4 +551,26 @@ public interface SequenceI extends ASequenceI
    */
   void setGeneLoci(String speciesId, String assemblyId,
           String chromosomeId, MapList map);
+
+
+  /**
+   * Returns the sequence string constructed from the substrings of a sequence
+   * defined by the int[] ranges provided by an iterator. E.g. the iterator
+   * could iterate over all visible regions of the alignment
+   * 
+   * @param it
+   *          the iterator to use
+   * @return a String corresponding to the sequence
+   */
+  public String getSequenceStringFromIterator(Iterator<int[]> it);
+
+  /**
+   * Locate the first position in this sequence which is not contained in an
+   * iterator region. If no such position exists, return 0
+   * 
+   * @param it
+   *          iterator over regions
+   * @return first residue not contained in regions
+   */
+  public int firstResidueOutsideIterator(Iterator<int[]> it);
 }