X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fappletgui%2FSeqCanvas.java;fp=src%2Fjalview%2Fappletgui%2FSeqCanvas.java;h=4bbaa5f4bd21dcc7d2dc28fdd48b03c9d040fd4d;hb=d065bc916cb63af83cdab7319f5177a855724aba;hp=538f1d21691ba1fefed48548f6289a08f52454d2;hpb=d346ed81a91c4fbed1836379bb794ed908cd9a11;p=jalview.git

diff --git a/src/jalview/appletgui/SeqCanvas.java b/src/jalview/appletgui/SeqCanvas.java
index 538f1d2..4bbaa5f 100755
--- a/src/jalview/appletgui/SeqCanvas.java
+++ b/src/jalview/appletgui/SeqCanvas.java
@@ -37,6 +37,7 @@ import java.awt.Graphics;
 import java.awt.Image;
 import java.awt.Panel;
 import java.beans.PropertyChangeEvent;
+import java.util.List;
 
 public class SeqCanvas extends Panel implements ViewportListenerI
 {
@@ -487,11 +488,10 @@ public class SeqCanvas extends Panel implements ViewportListenerI
         HiddenColumns hidden = av.getAlignment().getHiddenColumns();
         g.setColor(Color.blue);
         int res;
-        for (int i = 0; i < hidden.getHiddenRegions()
-                .size(); i++)
+        List<Integer> positions = hidden.findHiddenRegionPositions();
+        for (int pos : positions)
         {
-          res = hidden.findHiddenRegionPosition(i)
-                  - startRes;
+          res = pos - startRes;
 
           if (res < 0 || res > endx - startRes)
           {
@@ -570,7 +570,7 @@ public class SeqCanvas extends Panel implements ViewportListenerI
       if (av.hasHiddenColumns())
       {
         HiddenColumns hidden = av.getAlignment().getHiddenColumns();
-        for (int[] region : hidden.getHiddenRegions())
+        for (int[] region : hidden.getHiddenColumnsCopy())
         {
           int hideStart = region[0];
           int hideEnd = region[1];