Index: trunk/BNC/src/rinex/graphwin.cpp
===================================================================
--- trunk/BNC/src/rinex/graphwin.cpp	(revision 4442)
+++ trunk/BNC/src/rinex/graphwin.cpp	(revision 4443)
@@ -143,4 +143,13 @@
     painter.translate(-width()/2, -height()/2);
     _canvas->render(&painter);
+
+    //// beg test
+    {
+      QImage image(_canvas->size(), QImage::Format_RGB32);
+      QPainter painter(&image);
+      _canvas->render(&painter);
+      image.save("test.png","PNG");
+    }
+    //// end test
   }
 }