SUIT_ViewModel.h

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// Copyright (C) 2007-2026  CEA, EDF, OPEN CASCADE
//
// Copyright (C) 2003-2007  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, or (at your option) any later version.
//
// 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.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
 
#ifndef SUIT_VIEWMODEL_H
#define SUIT_VIEWMODEL_H
 
#include "SUIT.h"
 
#include <QObject>
#include <QMap>
 
class QMenu;
 
class SUIT_Desktop;
class SUIT_ViewWindow;
class SUIT_ViewManager;
 
#ifdef WIN32
#pragma warning( disable:4251 )
#endif
class SUIT_EXPORT SUIT_ViewModel : public QObject
{
        Q_OBJECT
public:
  enum HotOperation { PAN, ZOOM, ROTATE, FIT_AREA };
  enum InteractionStyle { STANDARD, KEY_FREE };
 
  typedef QMap<HotOperation, Qt::KeyboardModifiers> StatesMap;
  typedef QMap<HotOperation, Qt::MouseButtons>      ButtonsMap;
 
  typedef QMap<InteractionStyle, StatesMap>         InteractionStyle2StatesMap;
  typedef QMap<InteractionStyle, ButtonsMap>        InteractionStyle2ButtonsMap;
  
  SUIT_ViewModel();
  virtual ~SUIT_ViewModel();
 
  virtual SUIT_ViewWindow* createView( SUIT_Desktop* theDesktop );
 
  virtual void      setViewManager(SUIT_ViewManager* theViewManager);
  SUIT_ViewManager* getViewManager() const;
 
  virtual QString   getType() const { return "SUIT_ViewModel"; }
 
  virtual void      contextMenuPopup( QMenu* ) {}
  virtual void      applyClippingPlanes( bool theUpdateHatch ) {}
 
  static void       setHotButton( InteractionStyle theInteractionStyle, HotOperation theOper,
                                  Qt::KeyboardModifiers theState, Qt::MouseButtons theButton );
  static void       getHotButton( InteractionStyle theInteractionStyle, HotOperation theOper,
                                  Qt::KeyboardModifiers& theState, Qt::MouseButtons& theButton );
 
protected:
  SUIT_ViewManager* myViewManager;
 
public:
  static InteractionStyle2StatesMap  myStateMap;
  static InteractionStyle2ButtonsMap myButtonMap;
};
 
#ifdef WIN32
#pragma warning( default:4251 )
#endif
 
extern "C"
{
  typedef SUIT_ViewModel* (*VIEWMODEL_CREATE_FUNC)();
}
 
#define VIEWMODEL_CREATE_NAME   "createViewModel"
 
#endif