-// File : OCCViewer_ViewPort.h
-// Created : Wed Mar 20 10:41:50 2002
-// Author : Nicolas REJNERI
-// Project : SALOME
-// Module : OCCViewer
-// Copyright : Open CASCADE 2002
+// SALOME OCCViewer : build OCC Viewer into Salome desktop
+//
+// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+//
+//
+//
+// File : OCCViewer_ViewPort.h
+// Author : Nicolas REJNERI
+// Module : SALOME
// $Header$
-
#ifndef OCCViewer_ViewPort_H
#define OCCViewer_ViewPort_H
virtual void fitAll( bool withZ = true ) = 0;
virtual void reset() = 0;
-
+
+ virtual void incrementalPan ( const int incrX, const int incrY ) = 0;
+ virtual void incrementalZoom ( const int incr ) = 0;
+ virtual void incrementalRotate( const int incrX, const int incrY ) = 0;
+
+ /* background color */
virtual QColor backgroundColor() const;
virtual void setBackgroundColor( const QColor& color) = 0;
