src/SMESHGUI/SMESHGUI_Filter.h

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// Copyright (C) 2007-2011  CEA/DEN, EDF R&D, 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.
//
// 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
//

// SMESHGUI_Filter : Filters for VTK viewer
// File   : SMESHGUI_Filter.h
// Author : Sergey LITONIN, Open CASCADE S.A.S.
//
#ifndef SMESHGUI_FILTER_H
#define SMESHGUI_FILTER_H

// SMESH includes
#include "SMESH_SMESHGUI.hxx"

// SALOME GUI includes
#include <VTKViewer_Filter.h>

// IDL includes
#include <SALOMEconfig.h>
#include CORBA_SERVER_HEADER(SMESH_Filter)

class SALOME_Actor;

namespace SMESH
{
  enum SMESHGUI_FilterType {
    UnknownFilter      = -1,
    NodeFilter         =  0,
    EdgeFilter         =  1,
    FaceFilter         =  2,
    VolumeFilter       =  3,
    AllElementsFilter  =  4,
    QuadFilter         =  5,
    TriaFilter         =  6,
    LastFilter
  };
};

/*
  Class       : SMESHGUI_Filter
  Description : Base class for SMESH selection filters for VTK viewer.
*/

DEFINE_STANDARD_HANDLE(SMESHGUI_Filter, VTKViewer_Filter)

class SMESHGUI_Filter : public VTKViewer_Filter
{
public:
  Standard_EXPORT virtual bool IsObjValid( const int ) const = 0;

public:
  DEFINE_STANDARD_RTTI(SMESHGUI_Filter)
};

/*
  Class       : SMESHGUI_PredicateFilter
  Description : Selection filter for VTK viewer. This class aggregate object
                of SMESH_Predicate class and uses it for verification of criterion
*/

DEFINE_STANDARD_HANDLE(SMESHGUI_PredicateFilter, SMESHGUI_Filter)

class SMESHGUI_PredicateFilter : public SMESHGUI_Filter
{
public:
  Standard_EXPORT SMESHGUI_PredicateFilter();
  Standard_EXPORT virtual ~SMESHGUI_PredicateFilter();

  Standard_EXPORT virtual bool IsValid( const int ) const;
  Standard_EXPORT virtual bool IsObjValid( const int ) const;
  Standard_EXPORT virtual int  GetId() const;
  Standard_EXPORT virtual bool IsNodeFilter() const;
  Standard_EXPORT void         SetPredicate( SMESH::Predicate_ptr );

  Standard_EXPORT void         SetActor( SALOME_Actor* );

private:
  SMESH::Predicate_var        myPred;

public:
  DEFINE_STANDARD_RTTI(SMESHGUI_PredicateFilter)
};

/*
  Class       : SMESHGUI_QuadrangleFilter
  Description : Verify whether selected cell is quadranle
*/

DEFINE_STANDARD_HANDLE(SMESHGUI_QuadrangleFilter, SMESHGUI_Filter)

class SMESHGUI_QuadrangleFilter : public SMESHGUI_Filter
{
public:
  Standard_EXPORT SMESHGUI_QuadrangleFilter();
  Standard_EXPORT virtual ~SMESHGUI_QuadrangleFilter();

  Standard_EXPORT virtual bool IsValid( const int ) const;
  Standard_EXPORT virtual bool IsObjValid( const int ) const;
  Standard_EXPORT virtual int  GetId() const;
  Standard_EXPORT virtual bool IsNodeFilter() const;

public:
  DEFINE_STANDARD_RTTI(SMESHGUI_QuadrangleFilter)
};

/*
  Class       : SMESHGUI_TriangleFilter
  Description : Verify whether selected cell is triangle
*/

DEFINE_STANDARD_HANDLE(SMESHGUI_TriangleFilter, SMESHGUI_Filter)

class SMESHGUI_TriangleFilter : public SMESHGUI_Filter
{
public:
  Standard_EXPORT SMESHGUI_TriangleFilter();
  Standard_EXPORT virtual ~SMESHGUI_TriangleFilter();

  Standard_EXPORT virtual bool IsValid( const int ) const;
  Standard_EXPORT virtual bool IsObjValid( const int ) const;
  Standard_EXPORT virtual int  GetId() const;
  Standard_EXPORT virtual bool IsNodeFilter() const;  

public:
  DEFINE_STANDARD_RTTI(SMESHGUI_TriangleFilter)
};

/*
  Class       : SMESHGUI_FacesFilter
  Description : Verify whether selected cell is any face
*/

DEFINE_STANDARD_HANDLE(SMESHGUI_FacesFilter, SMESHGUI_Filter)

class SMESHGUI_FacesFilter : public SMESHGUI_Filter
{
public:
  Standard_EXPORT SMESHGUI_FacesFilter();
  Standard_EXPORT virtual ~SMESHGUI_FacesFilter();

  Standard_EXPORT virtual bool IsValid( const int ) const;
  Standard_EXPORT virtual bool IsObjValid( const int ) const;
  Standard_EXPORT virtual int  GetId() const;
  Standard_EXPORT virtual bool IsNodeFilter() const;  

public:
  DEFINE_STANDARD_RTTI(SMESHGUI_FacesFilter)
};

/*
  Class       : SMESHGUI_VolumesFilter
  Description : Verify whether selected cell is any volume
*/

DEFINE_STANDARD_HANDLE(SMESHGUI_VolumesFilter, SMESHGUI_Filter)

class SMESHGUI_VolumesFilter : public SMESHGUI_Filter
{
public:
  Standard_EXPORT SMESHGUI_VolumesFilter();
  Standard_EXPORT virtual ~SMESHGUI_VolumesFilter();

  Standard_EXPORT virtual bool IsValid( const int ) const;
  Standard_EXPORT virtual bool IsObjValid( const int ) const;
  Standard_EXPORT virtual int  GetId() const;
  Standard_EXPORT virtual bool IsNodeFilter() const;  

public:
  DEFINE_STANDARD_RTTI(SMESHGUI_VolumesFilter)
};

#endif // SMESHGUI_FILTER_H