1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 #ifndef LIGHTAPP_DISPLAYER_HEADER
23 #define LIGHTAPP_DISPLAYER_HEADER
27 #include <SALOME_Prs.h>
32 \class LightApp_Displayer
33 Uniform mechanism of display/erase of objects in different views.
34 Objects are specified by string entry
36 class LIGHTAPP_EXPORT LightApp_Displayer : public SALOME_Displayer
40 virtual ~LightApp_Displayer();
42 void Display( const QString&, const bool = true, SALOME_View* = 0 );
43 void Redisplay( const QString&, const bool = true );
44 void Erase( const QString&, const bool forced = false, const bool updateViewer = true, SALOME_View* = 0 );
45 void EraseAll( const bool forced = false, const bool updateViewer = true, SALOME_View* = 0 ) const;
46 bool IsDisplayed( const QString&, SALOME_View* = 0 ) const;
47 void UpdateViewer() const;
49 static SALOME_View* GetActiveView();
50 static LightApp_Displayer* FindDisplayer( const QString&, const bool );
52 virtual bool canBeDisplayed( const QString& /*entry*/, const QString& /*viewer_type*/ ) const;
53 bool canBeDisplayed( const QString& /*entry*/ ) const;
56 virtual SALOME_Prs* buildPresentation( const QString&, SALOME_View* = 0 );