X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignViewportI.java;h=56d25d5b9c013e7d3c204028864fd8620264c9ad;hb=b7014049e421026d0f2d57179af9688472cd78f2;hp=931eba62c1cf83b8dda2771187cfe7016a41c665;hpb=bf8275c621048462bd0275e31bf490dca443b477;p=jalview.git

diff --git a/src/jalview/api/AlignViewportI.java b/src/jalview/api/AlignViewportI.java
index 931eba6..56d25d5 100644
--- a/src/jalview/api/AlignViewportI.java
+++ b/src/jalview/api/AlignViewportI.java
@@ -38,6 +38,7 @@ import jalview.viewmodel.ViewportRanges;
 import java.awt.Color;
 import java.awt.Font;
 import java.util.Hashtable;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
@@ -431,9 +432,19 @@ public interface AlignViewportI extends ViewStyleI
    */
   void setFollowHighlight(boolean b);
 
+  /**
+   * configure the feature renderer with predefined feature settings
+   * 
+   * @param featureSettings
+   */
   public void applyFeaturesStyle(FeatureSettingsModelI featureSettings);
 
   /**
+   * Apply the given feature settings on top of existing feature settings.
+   */
+  public void mergeFeaturesStyle(FeatureSettingsModelI featureSettings);
+
+  /**
    * check if current selection group is defined on the view, or is simply a
    * temporary group.
    * 
@@ -490,4 +501,44 @@ 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);
+
+  /**
+   * Returns an interator over the [start, end] column positions of the visible
+   * regions of the alignment
+   * 
+   * @param selectedRegionOnly
+   *                             if true, and the view has a selection region,
+   *                             then only the intersection of visible columns
+   *                             with the selection region is returned
+   * @return
+   */
+  Iterator<int[]> getViewAsVisibleContigs(boolean selectedRegionOnly);
 }