X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FAlignViewport.java;h=d4ba5eae69dad4b57ff26efb783afb33910bd380;hb=bd56b8fb21d730b15bb759c529990d244cafbe37;hp=5b5b1f3b5524c62eea16538b9ba79d4fa58a8dc2;hpb=8dea1b9fa230ed6570f38a756b38c21af0e874c2;p=jalview.git

diff --git a/src/jalview/gui/AlignViewport.java b/src/jalview/gui/AlignViewport.java
index 5b5b1f3..d4ba5ea 100755
--- a/src/jalview/gui/AlignViewport.java
+++ b/src/jalview/gui/AlignViewport.java
@@ -61,6 +61,7 @@ public class AlignViewport
     SequenceGroup selectionGroup;
     int charHeight;
     int charWidth;
+    boolean validCharWidth;
     int wrappedWidth;
     Font font;
     AlignmentI alignment;
@@ -624,6 +625,7 @@ public class AlignViewport
         java.awt.FontMetrics fm = c.getFontMetrics(font);
         setCharHeight(fm.getHeight());
         setCharWidth(fm.charWidth('M'));
+        validCharWidth = true;
     }
 
     /**