From: vsr <vsr@opencascade.com>
Date: Fri, 31 Oct 2014 07:07:48 +0000 (+0300)
Subject: Fix bug with bad painting of view window when rubber band is empty
X-Git-Tag: V7_5_0b1^0
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=7c9096e35338f76f2ad66cfd77d59850d51d62ca;p=modules%2Fgui.git

Fix bug with bad painting of view window when rubber band is empty
---

diff --git a/src/Qtx/QtxRubberBand.cxx b/src/Qtx/QtxRubberBand.cxx
index 16dca8b96..9a72c5846 100755
--- a/src/Qtx/QtxRubberBand.cxx
+++ b/src/Qtx/QtxRubberBand.cxx
@@ -205,8 +205,8 @@ void QtxAbstractRubberBand::updateMask()
   if ( isClosed() )
     r += createRegion( myPoints.last(), myPoints.first() );
 
-  setMask( r );
-
+  if ( !r.isEmpty() )
+    setMask( r );
 }