JAL-192 fix off-by-one for alignment ruler with no reference

diff --git a/src/jalview/gui/ScalePanel.java b/src/jalview/gui/ScalePanel.java
index 61f1b36..7c8a1d7 100755 (executable)
--- a/src/jalview/gui/ScalePanel.java
+++ b/src/jalview/gui/ScalePanel.java
@@ -521,7 +521,7 @@ public class ScalePanel extends JPanel implements MouseMotionListener,
         iadj = av.getColumnSelection().adjustForHiddenColumns(i) - 1;
         if (refSeq == null)
         {
-          string = String.valueOf(iadj);
+          string = String.valueOf(iadj + 1);
         }
         else
         {