1 // SMESH SMESH : implementaion of SMESH idl descriptions
3 // Copyright (C) 2003 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
24 // File : SMESH_HypoFilter.hxx
29 #ifndef SMESH_HypoFilter_HeaderFile
30 #define SMESH_HypoFilter_HeaderFile
32 #include "SMESH_SMESH.hxx"
34 // ===========================
35 // Filter of SMESH_Hypothesis
36 // ===========================
40 #include <TopoDS_Shape.hxx>
42 class SMESH_HypoFilter;
43 class SMESH_Hypothesis;
45 class SMESH_EXPORT SMESH_HypoPredicate {
47 virtual bool IsOk(const SMESH_Hypothesis* aHyp,
48 const TopoDS_Shape& aShape) const = 0;
49 // check aHyp or/and aShape it is assigned to
50 virtual ~SMESH_HypoPredicate() {}
53 friend class SMESH_HypoFilter;
56 class SMESH_EXPORT SMESH_HypoFilter: public SMESH_HypoPredicate
59 // Create and add predicates.
60 // Added predicates will be destroyed by filter when it dies
62 SMESH_HypoFilter( SMESH_HypoPredicate* aPredicate, bool notNagate = true );
63 // notNagate==false means !aPredicate->IsOk()
64 SMESH_HypoFilter & Init ( SMESH_HypoPredicate* aPredicate, bool notNagate = true );
65 SMESH_HypoFilter & And ( SMESH_HypoPredicate* aPredicate );
66 SMESH_HypoFilter & AndNot( SMESH_HypoPredicate* aPredicate );
67 SMESH_HypoFilter & Or ( SMESH_HypoPredicate* aPredicate );
68 SMESH_HypoFilter & OrNot ( SMESH_HypoPredicate* aPredicate );
71 static SMESH_HypoPredicate* IsAlgo();
72 static SMESH_HypoPredicate* IsAuxiliary();
73 static SMESH_HypoPredicate* IsApplicableTo(const TopoDS_Shape& theShape);
74 static SMESH_HypoPredicate* IsAssignedTo(const TopoDS_Shape& theShape);
75 static SMESH_HypoPredicate* Is(const SMESH_Hypothesis* theHypo);
76 static SMESH_HypoPredicate* IsGlobal(const TopoDS_Shape& theMainShape);
77 static SMESH_HypoPredicate* HasName(const std::string & theName);
78 static SMESH_HypoPredicate* HasDim(const int theDim);
79 static SMESH_HypoPredicate* HasType(const int theHypType);
82 * \brief check aHyp or/and aShape it is assigned to
84 bool IsOk (const SMESH_Hypothesis* aHyp,
85 const TopoDS_Shape& aShape) const;
87 * \brief return true if contains no predicates
89 bool IsAny() const { return myPredicates.empty(); }
97 std::list<SMESH_HypoPredicate*> myPredicates;
101 enum Logical { AND, AND_NOT, OR, OR_NOT };
102 enum Comparison { EQUAL, NOT_EQUAL, MORE, LESS };
104 SMESH_HypoFilter(const SMESH_HypoFilter& other){}
106 void add( Logical bool_op, SMESH_HypoPredicate* pred )
109 pred->_logical_op = bool_op;
110 myPredicates.push_back( pred );
114 // predicates implementation
116 template <typename TValue>
117 struct templPredicate: public SMESH_HypoPredicate {
120 virtual TValue Value(const SMESH_Hypothesis* aHyp) const = 0;
121 virtual bool IsOk(const SMESH_Hypothesis* aHyp, const TopoDS_Shape& ) const
123 if ( _comp == EQUAL ) return _val == Value( aHyp );
124 else if ( _comp == NOT_EQUAL ) return _val != Value( aHyp );
125 else if ( _comp == MORE ) return _val < Value( aHyp );
126 else return _val > Value( aHyp );
130 struct NamePredicate : public SMESH_HypoPredicate {
132 NamePredicate( std::string name ): _name(name){}
133 bool IsOk(const SMESH_Hypothesis* aHyp,
134 const TopoDS_Shape& aShape) const;
137 struct TypePredicate : public templPredicate< int > {
138 TypePredicate( Comparison comp, int hypType )
139 { _comp = comp; _val = hypType; }
140 int Value( const SMESH_Hypothesis* aHyp ) const;
143 struct DimPredicate : public templPredicate< int > {
144 DimPredicate( Comparison comp, int dim )
145 { _comp = comp; _val = dim; }
146 int Value( const SMESH_Hypothesis* aHyp ) const;
149 struct ApplicablePredicate : public SMESH_HypoPredicate {
151 ApplicablePredicate( const TopoDS_Shape& theShape );
152 bool IsOk(const SMESH_Hypothesis* aHyp,
153 const TopoDS_Shape& aShape) const;
156 struct InstancePredicate : public SMESH_HypoPredicate {
157 const SMESH_Hypothesis* _hypo;
158 InstancePredicate( const SMESH_Hypothesis* hypo ):_hypo(hypo){}
159 bool IsOk(const SMESH_Hypothesis* aHyp,
160 const TopoDS_Shape& aShape) const;
163 struct IsAssignedToPredicate : public SMESH_HypoPredicate {
164 TopoDS_Shape _mainShape;
165 IsAssignedToPredicate( const TopoDS_Shape& mainShape ):_mainShape(mainShape){}
166 bool IsOk(const SMESH_Hypothesis* aHyp,
167 const TopoDS_Shape& aShape) const;
170 struct IsAuxiliaryPredicate : public SMESH_HypoPredicate {
171 bool IsOk(const SMESH_Hypothesis* aHyp,
172 const TopoDS_Shape& aShape) const;