From b4c5fa923c49731469265b2be25d49c90d934b0a Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Fri, 21 Jan 2005 18:29:07 +0000
Subject: [PATCH] Check if graphics is null in labelSize

---
 src/jalview/gui/IdCanvas.java |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/jalview/gui/IdCanvas.java b/src/jalview/gui/IdCanvas.java
index 6d4a5b9..1bf5cc6 100755
--- a/src/jalview/gui/IdCanvas.java
+++ b/src/jalview/gui/IdCanvas.java
@@ -158,6 +158,8 @@ public class IdCanvas extends JPanel
 
   public Dimension getLabelWidth()
   {
+    if(getGraphics()==null)
+      return null;
 
    FontMetrics fm = this.getGraphics().getFontMetrics(av.font);
    AlignmentI al = av.getAlignment();
-- 
1.7.10.2