From 259e8df5efeb14f8560b252a335011c910e2e648 Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Wed, 15 Feb 2012 12:54:48 +0000
Subject: [PATCH] Store/restore/dump background color along with the GUI state

---
 src/Plot2d/Plot2d_ViewFrame.cxx | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Plot2d/Plot2d_ViewFrame.cxx b/src/Plot2d/Plot2d_ViewFrame.cxx
index ba256d536..bb2f8d73d 100755
--- a/src/Plot2d/Plot2d_ViewFrame.cxx
+++ b/src/Plot2d/Plot2d_ViewFrame.cxx
@@ -3316,6 +3316,7 @@ QString Plot2d_ViewFrame::getVisualParameters()
       retStr+=optCurveString;
     }
   }
+  retStr += QString( "*%1" ).arg( Qtx::colorToString( backgroundColor() ) );
   return retStr; 
 }
 
@@ -3401,6 +3402,12 @@ void Plot2d_ViewFrame::setVisualParameters( const QString& parameters )
 	addAnalyticalCurve(c);
 	updateAnalyticalCurve(c);
       }
+      else if( curveLst.size() == 1 ) {
+	// background color can be set here
+	QColor c;
+	if ( Qtx::stringToColor( paramsLst[i], c ) )
+	  setBackgroundColor( c );
+      }
     }
     myPlot->replot();
   }
-- 
2.39.2