From: ouv <ouv@opencascade.com>
Date: Fri, 4 Mar 2011 10:08:28 +0000 (+0000)
Subject: Minor fix
X-Git-Tag: DIAGRAM_1_0~21
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=940c1bd08195ce53b997cc9f92bb87816f3952fe;p=modules%2Fgui.git

Minor fix
---

diff --git a/src/GraphicsView/GraphicsView_ViewPort.cxx b/src/GraphicsView/GraphicsView_ViewPort.cxx
index b95e1cf65..cfe225496 100644
--- a/src/GraphicsView/GraphicsView_ViewPort.cxx
+++ b/src/GraphicsView/GraphicsView_ViewPort.cxx
@@ -566,7 +566,9 @@ void GraphicsView_ViewPort::zoom( double theX1, double theY1, double theX2, doub
   aTransform.scale( aZoom, aZoom );
   double aM11 = aTransform.m11();
   double aM22 = aTransform.m22();
-  if( qMax( aM11, aM22 ) < 400 ) // to prevent a crash at the value of 500
+  // increasing of diagonal coefficients (>300) leads to a crash sometimes
+  // at the values of 100 some primitives are drawn incorrectly
+  if( qMax( aM11, aM22 ) < 100 )
     setTransform( aTransform );
 
   myIsTransforming = false;