X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2Ffeatures%2FSequenceFeaturesI.java;h=80c4f9a0dd125e7ebd9e5e2e261f4316dfaa7597;hb=6f04e0a80f3c3ba8087a1ad316debd395d0a4db0;hp=c4233918030daa87c9abdb961ebb80c5f71264dd;hpb=c8863c027ddace3961405ed0051f104f1ec99581;p=jalview.git

diff --git a/src/jalview/datamodel/features/SequenceFeaturesI.java b/src/jalview/datamodel/features/SequenceFeaturesI.java
index c423391..80c4f9a 100644
--- a/src/jalview/datamodel/features/SequenceFeaturesI.java
+++ b/src/jalview/datamodel/features/SequenceFeaturesI.java
@@ -1,3 +1,23 @@
+/*
+ * 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.datamodel.features;
 
 import jalview.datamodel.SequenceFeature;
@@ -193,4 +213,12 @@ public interface SequenceFeaturesI
    * @return
    */
   float getMaximumScore(String type, boolean positional);
+
+  /**
+   * Adds the shift amount to the start and end of all positional features,
+   * returning true if at least one feature was shifted, else false
+   * 
+   * @param shift
+   */
+  abstract boolean shiftFeatures(int shift);
 }
\ No newline at end of file