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 // SMESH SMDS : implementaion of Salome mesh data structure
23 // File : SMDS_MeshEdge.cxx
24 // Author : Jean-Michel BOULCOURT
28 #pragma warning(disable:4786)
31 #include "SMDS_MeshEdge.hxx"
32 #include "SMDS_IteratorOfElements.hxx"
33 #include "SMDS_MeshNode.hxx"
37 //=======================================================================
38 //function : SMDS_MeshEdge
40 //=======================================================================
42 SMDS_MeshEdge::SMDS_MeshEdge(const SMDS_MeshNode * node1,
43 const SMDS_MeshNode * node2)
49 //=======================================================================
52 //=======================================================================
54 void SMDS_MeshEdge::Print(ostream & OS) const
56 OS << "edge <" << GetID() << "> : (" << myNodes[0] << " , " << myNodes[1] <<
60 int SMDS_MeshEdge::NbNodes() const
65 int SMDS_MeshEdge::NbEdges() const
70 SMDSAbs_ElementType SMDS_MeshEdge::GetType() const
75 class SMDS_MeshEdge_MyNodeIterator:public SMDS_ElemIterator
77 const SMDS_MeshNode *const* myNodes;
80 SMDS_MeshEdge_MyNodeIterator(const SMDS_MeshNode * const* nodes):
81 myNodes(nodes),myIndex(0) {}
88 const SMDS_MeshElement* next()
91 return myNodes[myIndex-1];
95 SMDS_ElemIteratorPtr SMDS_MeshEdge::
96 elementsIterator(SMDSAbs_ElementType type) const
101 return SMDS_MeshElement::elementsIterator(SMDSAbs_Edge);
103 return SMDS_ElemIteratorPtr(new SMDS_MeshEdge_MyNodeIterator(myNodes));
105 return SMDS_ElemIteratorPtr
106 (new SMDS_IteratorOfElements
107 (this,type, SMDS_ElemIteratorPtr(new SMDS_MeshEdge_MyNodeIterator(myNodes))));
111 bool operator<(const SMDS_MeshEdge & e1, const SMDS_MeshEdge & e2)
113 int id11=e1.myNodes[0]->GetID();
114 int id21=e2.myNodes[0]->GetID();
115 int id12=e1.myNodes[1]->GetID();
116 int id22=e2.myNodes[1]->GetID();
132 if(id11<id21) return true;
133 else if(id11==id21) return (id21<id22);
138 * \brief Return node by its index
139 * \param ind - node index
140 * \retval const SMDS_MeshNode* - the node
142 * Index is wrapped if it is out of a valid range
144 const SMDS_MeshNode* SMDS_MeshEdge::GetNode(const int ind) const
146 return myNodes[ WrappedIndex( ind )];
149 //=======================================================================
150 //function : ChangeNodes
152 //=======================================================================
154 bool SMDS_MeshEdge::ChangeNodes(const SMDS_MeshNode * node1,
155 const SMDS_MeshNode * node2)