OCCViewer_ViewportInputFilter.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 OCCVIEWER_VIEWPORTINPUTFILTER_H
#define OCCVIEWER_VIEWPORTINPUTFILTER_H
 
#include <QObject>
 
class OCCViewer_ViewManager;
class OCCViewer_ViewPort3d;
class OCCViewer_Viewer;
class SUIT_ViewWindow;
class QMouseEvent;
class QKeyEvent;
 
class OCCViewer_ViewportInputFilter : public QObject
{
  Q_OBJECT
 
public:
  OCCViewer_ViewportInputFilter( OCCViewer_ViewManager*, QObject* );
  ~OCCViewer_ViewportInputFilter();
 
public:
  virtual void   setEnabled( const bool );
 
protected:
  virtual bool   mouseMove( QMouseEvent*, OCCViewer_ViewPort3d* ) = 0;
  virtual bool   mousePress( QMouseEvent*, OCCViewer_ViewPort3d* ) = 0;
  virtual bool   mouseRelease( QMouseEvent*, OCCViewer_ViewPort3d* ) = 0;
  virtual bool   mouseDoubleClick( QMouseEvent*, OCCViewer_ViewPort3d* ) = 0;
  virtual bool   keyPress( QKeyEvent*, OCCViewer_ViewPort3d* ) = 0;
  virtual bool   keyRelease( QKeyEvent*, OCCViewer_ViewPort3d* ) = 0;
 
protected:
  void           connectView( SUIT_ViewWindow* );
  void           disconnectView( SUIT_ViewWindow* );
 
protected:
  bool           eventFilter( QObject*, QEvent* );
 
protected slots:
  void           onViewCreated( SUIT_ViewWindow* );
  void           onViewRemoved( SUIT_ViewWindow* );
 
protected:
  OCCViewer_ViewManager*  myVM;
  OCCViewer_Viewer*       myViewer;
  bool                    myIsEnabled;
};
 
#endif