X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FFeaturesDisplayedI.java;h=9387e3fe787599cc42ee332e800a8a5268e63bf2;hb=353cb52722490edcba2c13b18836b6d37c5455de;hp=9ed5ae597506c86cb3673fc46e75d8ec580ca129;hpb=552a68778a21f29fe5a05fd6840f7f3864e544b1;p=jalview.git

diff --git a/src/jalview/api/FeaturesDisplayedI.java b/src/jalview/api/FeaturesDisplayedI.java
index 9ed5ae5..9387e3f 100644
--- a/src/jalview/api/FeaturesDisplayedI.java
+++ b/src/jalview/api/FeaturesDisplayedI.java
@@ -1,12 +1,35 @@
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ * 
+ * This file is part of Jalview.
+ * 
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License 
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *  
+ * Jalview is distributed in the hope that it will be useful, but 
+ * WITHOUT ANY WARRANTY; without even the implied warranty 
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+ * PURPOSE.  See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
 package jalview.api;
 
 import java.util.Collection;
-import java.util.Iterator;
+import java.util.Set;
 
 public interface FeaturesDisplayedI
 {
 
-  Iterator<String> getVisibleFeatures();
+  /**
+   * answers an unmodifiable view of the set of visible feature types
+   */
+  Set<String> getVisibleFeatures();
 
   boolean isVisible(String featureType);
 
@@ -16,6 +39,14 @@ public interface FeaturesDisplayedI
 
   void setVisible(String featureType);
 
+  void setHidden(String featureType);
+
+  /**
+   * Sets all the specified feature types to visible. Visibility of other
+   * feature types is not changed.
+   * 
+   * @param featureTypes
+   */
   void setAllVisible(Collection<String> featureTypes);
 
   boolean isRegistered(String type);
@@ -24,6 +55,6 @@ public interface FeaturesDisplayedI
 
   int getVisibleFeatureCount();
 
-  int getRegisterdFeaturesCount();
+  int getRegisteredFeaturesCount();
 
 }