point3d.hh

// Copyright (C) 2001, 2002, 2003, 2004  EPITA Research and Development Laboratory
//
// This file is part of the Olena Library.  This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License version 2 as published by the
// Free Software Foundation.
//
// 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this library; see the file COPYING.  If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
// MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free
// software library without restriction.  Specifically, if other files
// instantiate templates or use macros or inline functions from this
// file, or you compile this file and link it with other files to
// produce an executable, this file does not by itself cause the
// resulting executable to be covered by the GNU General Public
// License.  This exception does not however invalidate any other
// reasons why the executable file might be covered by the GNU General
// Public License.

#ifndef OLENA_CORE_POINT3D_HH
# define OLENA_CORE_POINT3D_HH

# include <ntg/core/predecls.hh>
# include <oln/core/coord.hh>
# include <oln/core/point2d.hh>
# include <iostream>


namespace oln {


  // fwd decl
  class dpoint3d;
  class point3d;

  template<>
  struct point_traits<point3d>: public point_traits<abstract::point<point3d> >
  {
    enum { dim = 3 };
    typedef dpoint3d dpoint_type;
  };

  class point3d : public abstract::point< point3d >
  {
  public:

    typedef abstract::point< point3d >  super_type;
    typedef point_traits<point3d>::dpoint_type dpoint_type;

    friend class abstract::point< point3d >;


    point3d();


    point3d(coord slice, coord row, coord col);


    point3d(const point2d& p, coord slice);


    coord
    slice() const;


    coord&
    slice();


    coord
    row() const;


    coord&
    row();


    coord
    col() const;


    coord&
    col();

    static std::string
    name()
    {
      return "point3d";
    }

  protected:

    point3d
    plus_dp(const dpoint3d& dp) const;

    point3d
    minus_dp(const dpoint3d& dp) const;

    point3d&
    plus_assign_dp(const dpoint3d& dp);

    point3d&
    minus_assign_dp(const dpoint3d& dp);

    dpoint3d
    minus_p(const point3d& p) const;

    point3d
    minus() const;

  };

  namespace internal
  {

    template<>
    struct default_less<point3d> : public default_less<point3d::super_type>
    {
    };

  } // end of internal

} // end of oln


inline std::ostream&
operator<<(std::ostream& o, const oln::point3d& p);

# include <oln/core/point3d.hxx>

#endif // ! OLENA_CORE_POINT3D_HH

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