X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;ds=inline;f=src%2Fjalview%2Fappletgui%2FSeqCanvas.java;h=13a0ec82e675bc7c832a35e81e9f10d74b19c9df;hb=27e04880edb301447f2e57b5156b8c685b853b68;hp=0f8f930fff2365072442d6527263c2fa35a9903f;hpb=c20e9d4ae9c98b093e74a10bf965e6d20d80fadf;p=jalview.git

diff --git a/src/jalview/appletgui/SeqCanvas.java b/src/jalview/appletgui/SeqCanvas.java
index 0f8f930..13a0ec8 100755
--- a/src/jalview/appletgui/SeqCanvas.java
+++ b/src/jalview/appletgui/SeqCanvas.java
@@ -49,7 +49,7 @@ public class SeqCanvas
     this.av = av;
     fr = new FeatureRenderer(av);
     sr = new SequenceRenderer(av);
-    PaintRefresher.Register(this, av.alignment);
+    PaintRefresher.Register(this, av.getSequenceSetId());
   }
 
   public AlignViewport getViewport()
@@ -355,13 +355,22 @@ public class SeqCanvas
    */
   String getMask()
   {
-    String mask = "00";
-    for (int i = av.alignment.getWidth(); i > 0; i /= 10)
+    String mask = "0";
+    int maxWidth = 0;
+    int tmp;
+    for (int i = 0; i < av.alignment.getHeight(); i++)
+    {
+      tmp = av.alignment.getSequenceAt(i).getEnd();
+      if (tmp > maxWidth)
+        maxWidth = tmp;
+    }
+
+    for (int i = maxWidth; i > 0; i /= 10)
     {
       mask += "0";
     }
     return mask;
-    }
+  }
 
   public void drawWrappedPanel(Graphics g, int canvasWidth, int canvasHeight,
                                int startRes)