X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fviewmodel%2FViewportRanges.java;h=92152cf62e1dd2e465c30a4716779c17297d8f42;hb=5efdb9bc69c081f0283a193f270f52cc01fe2cc2;hp=af75b2713e3e7a538f0cb8cb3d6d56f744836180;hpb=40d1e623b7f1be3a25ba03172ad66c860f79f21e;p=jalview.git

diff --git a/src/jalview/viewmodel/ViewportRanges.java b/src/jalview/viewmodel/ViewportRanges.java
index af75b27..92152cf 100644
--- a/src/jalview/viewmodel/ViewportRanges.java
+++ b/src/jalview/viewmodel/ViewportRanges.java
@@ -72,10 +72,18 @@ public class ViewportRanges extends ViewportProperties
     this.startRes = 0;
     this.endRes = alignment.getWidth() - 1;
     this.startSeq = 0;
-    this.endSeq = alignment.getHeight() - 1;
+    this.setEndSeqTest(alignment.getHeight() - 1);
     this.al = alignment;
   }
 
+  public static String sTest = "";
+
+  private void setEndSeqTest(int val)
+  {
+    sTest += "ViewPortRanges.setEndseqTest " + val + " "
+            + Thread.currentThread() + "\n";
+    endSeq = val;
+  }
   /**
    * Get alignment width in cols, including hidden cols
    */
@@ -286,15 +294,15 @@ public class ViewportRanges extends ViewportProperties
     int oldendseq = this.endSeq;
     if (end >= visibleHeight)
     {
-      endSeq = Math.max(visibleHeight - 1, 0);
+      setEndSeqTest(Math.max(visibleHeight - 1, 0));
     }
     else if (end < 0)
     {
-      endSeq = 0;
+      setEndSeqTest(0);
     }
     else
     {
-      endSeq = end;
+      setEndSeqTest(end);
     }
     return new int[] { oldstartseq, oldendseq };
   }