JAL-2591 updated HiddenColumns::findHiddenRegionPositions + test

[jalview.git] / src / jalview / appletgui / SeqCanvas.java

diff --git a/src/jalview/appletgui/SeqCanvas.java b/src/jalview/appletgui/SeqCanvas.java
index b96c491..94f1caa 100755 (executable)
--- 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)
           {