From 324bee493b9dff84a73b610fb4234b72f9f20503 Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Thu, 2 Nov 2006 15:13:34 +0000
Subject: [PATCH] return if image is null

---
 src/jalview/gui/AnnotationPanel.java |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/jalview/gui/AnnotationPanel.java b/src/jalview/gui/AnnotationPanel.java
index 417eb8c..315b141 100755
--- a/src/jalview/gui/AnnotationPanel.java
+++ b/src/jalview/gui/AnnotationPanel.java
@@ -108,7 +108,6 @@ public class AnnotationPanel extends JPanel implements MouseListener,
     public int adjustPanelHeight()
     {
         // setHeight of panels
-        image = null;
         AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();
         int height = 0;
 
@@ -659,6 +658,10 @@ public class AnnotationPanel extends JPanel implements MouseListener,
     {
       if(av.updatingConsensus || av.updatingConservation)
       {
+        if(image==null)
+         {
+           return;
+         }
         //We'll keep a record of the old image,
         //and draw a faded image until the calculation
         //has completed
-- 
1.7.10.2