Syncronize drawPanel, as overviewpanel is threaded

diff --git a/src/jalview/gui/SeqCanvas.java b/src/jalview/gui/SeqCanvas.java
index 4b0a1a6..492745f 100755 (executable)
--- a/src/jalview/gui/SeqCanvas.java
+++ b/src/jalview/gui/SeqCanvas.java
@@ -299,7 +299,7 @@ public void fastPaint(int horizontal, int vertical)
   }\r
 \r
 \r
-  public void drawPanel(Graphics g1,int x1,int x2, int y1, int y2,int startx, int starty,int offset) {\r
+  synchronized public void drawPanel(Graphics g1,int x1,int x2, int y1, int y2,int startx, int starty,int offset) {\r
 \r
     Graphics2D g = (Graphics2D)g1;\r
     g.setFont(av.getFont());\r