--- a/src/viewer_swing/java/com/glavsoft/viewer/Viewer.java	Wed Mar 18 19:08:36 2020 +0900
+++ b/src/viewer_swing/java/com/glavsoft/viewer/Viewer.java	Sun Mar 22 18:55:24 2020 +0900
@@ -582,6 +582,9 @@
         for (int i = 1; i < fbRectangles.size(); i++) {
             FbRectangle rect = fbRectangles.get(i);
             double[] r = { rect.x, rect.y , rect.x+rect.width, rect.y+rect.height};
+            Point2D p = rect.aft.transform( new Point2D.Double((double) rect.x, (double) rect.y ), null);
+            Point2D q = rect.aft.transform(new Point2D.Double((double) rect.x+rect.width, (double) rect.y+rect.height), null);
+            System.out.println("fbRectangle " +rect+ "p " +p+ " q" +q);
         }
         return fbRectangles;
     }