X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FFeatureRenderer.java;fp=src%2Fjalview%2Fapi%2FFeatureRenderer.java;h=762350e161663cfb719fe71d99a63bab608535a7;hb=c3c8eb857e5544602671ea205da67f082de5a306;hp=54303037f19109bc4c17c3c8ddbb2c5e54249a6a;hpb=e9b0f1619b7b33b9d2ebb3f64d7cefe563c24db8;p=jalview.git

diff --git a/src/jalview/api/FeatureRenderer.java b/src/jalview/api/FeatureRenderer.java
index 5430303..762350e 100644
--- a/src/jalview/api/FeatureRenderer.java
+++ b/src/jalview/api/FeatureRenderer.java
@@ -20,16 +20,17 @@
  */
 package jalview.api;
 
-import jalview.datamodel.MappedFeatures;
-import jalview.datamodel.SequenceFeature;
-import jalview.datamodel.SequenceI;
-import jalview.datamodel.features.FeatureMatcherSetI;
-
 import java.awt.Color;
 import java.awt.Graphics;
+import java.beans.PropertyChangeListener;
 import java.util.List;
 import java.util.Map;
 
+import jalview.datamodel.MappedFeatures;
+import jalview.datamodel.SequenceFeature;
+import jalview.datamodel.SequenceI;
+import jalview.datamodel.features.FeatureMatcherSetI;
+
 /**
  * Abstract feature renderer interface
  * 
@@ -306,4 +307,25 @@ public interface FeatureRenderer
    */
   void notifyFeaturesChanged();
 
+  /**
+   * register as a listener for notifyFeaturesChanged events
+   * 
+   * @param ourListener
+   */
+  void addPropertyChangeListener(PropertyChangeListener ourListener);
+
+  /**
+   * remove a listener for notifyFeaturesChanged events
+   * 
+   * @param ourListener
+   */
+  void removePropertyChangeListener(PropertyChangeListener ourListener);
+
+  /**
+   * 
+   * @return associated alignment panel for this feature renderer (may return
+   *         null)
+   */
+  AlignmentViewPanel getAlignPanel();
+
 }