X-Git-Url: http://source.jalview.org/gitweb/?p=jalview.git;a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignViewportI.java;fp=src%2Fjalview%2Fapi%2FAlignViewportI.java;h=389d9cfc1b1dcbdf805c37b82f5d986450dd146c;hp=931eba62c1cf83b8dda2771187cfe7016a41c665;hb=74393b51f368cb9f58589472d432a433d9c4386d;hpb=7a0d503181fe41452120a8a02ca63476392aa08c

diff --git a/src/jalview/api/AlignViewportI.java b/src/jalview/api/AlignViewportI.java
index 931eba6..389d9cf 100644
--- a/src/jalview/api/AlignViewportI.java
+++ b/src/jalview/api/AlignViewportI.java
@@ -490,4 +490,32 @@ public interface AlignViewportI extends ViewStyleI
   public abstract TreeModel getCurrentTree();
 
   public abstract void setCurrentTree(TreeModel tree);
+
+  /**
+   * @param update
+   *          - set the flag for updating structures on next repaint
+   */
+  void setUpdateStructures(boolean update);
+
+  /**
+   *
+   * @return true if structure views will be updated on next refresh
+   */
+  boolean isUpdateStructures();
+
+  /**
+   * check if structure views need to be updated, and clear the flag afterwards.
+   * 
+   * @return if an update is needed
+   */
+  boolean needToUpdateStructureViews();
+
+  /**
+   * Adds sequencegroup to the alignment in the view. Also adds a group to the
+   * complement view if one is defined.
+   * 
+   * @param sequenceGroup
+   *          - a group defined on sequences in the alignment held by the view
+   */
+  void addSequenceGroup(SequenceGroup sequenceGroup);
 }