diff --git a/TestEGrDlg.cpp b/TestEGrDlg.cpp
index 750dbb1..3e5acad 100644
--- a/TestEGrDlg.cpp
+++ b/TestEGrDlg.cpp
@@ -388,6 +388,9 @@ CTestEGrDlg::OnFileOpen( void)
 
   // inserisco il nome del file nel titolo della finestra
    SetWindowText( stringtoW( ( sFileName + " - EgalTech TestEGr"))) ;
+  // emetto info
+   string sInfo = "Open File = " + sFilePath ;
+   LOG_INFO( m_pLogger, sInfo.c_str())
 
   // pulizia e reinizializzazione del DB geometrico
    m_pGeomDB->Clear() ;
@@ -400,7 +403,15 @@ CTestEGrDlg::OnFileOpen( void)
    m_View.Zoom( IDC_ZOOM_ALL) ;
    Counter.Stop() ;
    string sOut = "First ZoomAll time = " + ToString( Counter.GetTime(), 2) + " ms" ;
+  // eseguo ridisegno
+   Counter.Start() ;
+   m_View.Redraw() ;
+   Counter.Stop() ;
+   sOut += " Redraw time = " + ToString( Counter.GetTime(), 2) + " ms" ;
+  // emetto info
    GetDlgItem( IDC_INFO)->SetWindowText( stringtoW( sOut)) ;
+   LOG_INFO( m_pLogger, sOut.c_str())
+
 }
 
 //----------------------------------------------------------------------------
diff --git a/TestEGrView.h b/TestEGrView.h
index 60574c6..6420f61 100644
--- a/TestEGrView.h
+++ b/TestEGrView.h
@@ -20,6 +20,7 @@ class TestEgrView : public CWnd
                        IGeomDB* pGeomDB, ILogger* pLogger) ;
       void Destroy( void) ;
       bool Reshape( int nX, int nY, int nW, int nH) ;
+      void Redraw( void) ;
       void Zoom( UINT nID) ;
       void View( UINT nID) ;
 
diff --git a/TestEgrView.cpp b/TestEgrView.cpp
index dda6af4..f4fc116 100644
--- a/TestEgrView.cpp
+++ b/TestEgrView.cpp
@@ -139,6 +139,13 @@ TestEgrView::OnPaint( void)
    ValidateRgn( NULL) ;
 }
 
+//----------------------------------------------------------------------------
+void
+TestEgrView::Redraw( void)
+{
+   RedrawWindow() ;
+}
+
 //----------------------------------------------------------------------------
 void
 TestEgrView::Zoom( UINT nID)