Node_VertSelf.h

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// -*- C++ -*-

#if !defined(__geom_mesh_simplicial_Node_VertSelf_h__)
#define __geom_mesh_simplicial_Node_VertSelf_h__

#if defined(DEBUG_geom) && !defined(DEBUG_Node_VertSelf)
#define DEBUG_Node_VertSelf
#endif

#include "../../defs.h"

#include "../../../ads/array/FixedArray.h"

BEGIN_NAMESPACE_GEOM


template <class Mesh>
class Node_VertSelf
{
  //
  // Enumerations.
  //

public:

  enum { N = Mesh::N };
  
  //
  // Public types.
  //

public:

  typedef Mesh mesh_type;

  typedef typename mesh_type::node_iterator node_iterator;
  typedef typename mesh_type::node_const_iterator node_const_iterator;

  typedef typename mesh_type::number_type number_type;
  typedef ads::FixedArray<N,number_type> vertex_type;

  //
  // Data
  //
      
private:
      
  vertex_type _vertex;
  node_iterator _self;

public:

  //--------------------------------------------------------------------------

  Node_VertSelf() :
    _vertex(),
    _self( 0 )
  {}

  Node_VertSelf( const vertex_type& vertex, const node_iterator self = 0 ) :
    _vertex( vertex ),
    _self( self )
  {}

  void
  build( const vertex_type& vertex, const node_iterator self = 0 )
  {
    _vertex = vertex;
    _self = self;
  }

  Node_VertSelf( const Node_VertSelf& x ) :
    _vertex( x._vertex ),
    _self( x._self )
  {}

  ~Node_VertSelf()
  {}

  //--------------------------------------------------------------------------
      
  Node_VertSelf& 
  operator=( const Node_VertSelf& x )
  {
    if ( &x != this ) {
      _vertex = x._vertex;
      _self = x._self;
    }
    return *this;
  }

  //--------------------------------------------------------------------------

  const vertex_type&
  vertex() const
  { 
    return _vertex;
  }

  node_const_iterator
  self() const
  { 
    return _self;
  }


  int
  identifier( const node_const_iterator nodes_begin ) const
  {
    if ( _self == 0 ) {
      return -1;
    }
    return std::distance( nodes_begin, node_const_iterator( _self ) );
  }

  //--------------------------------------------------------------------------

  node_iterator
  self()
  { 
    return _self;
  }

  void
  set_vertex( const vertex_type& vertex )
  { 
    _vertex = vertex;
  }

  void
  set_self( const node_iterator self )
  { 
    _self = self;
  }

  //--------------------------------------------------------------------------
  
  bool
  operator==( const Node_VertSelf& x ) const
  {
    return _self == x._self && _vertex == x._vertex;
  }

  bool
  operator!=( const Node_VertSelf& x ) const
  {
    return ! operator==( x );
  }

  //--------------------------------------------------------------------------


  void
  put( std::ostream& out, const node_const_iterator nodes_begin ) const
  {
    out << _vertex << " " << identifier( nodes_begin );
  }

};

END_NAMESPACE_GEOM

#endif

---