/*
 Copyright (C) 2013 Marco Vassallo

 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
 Foundation; either version 2 of the License, or (at your option) any later
 version.

 This program 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 program; if not, see <http://www.gnu.org/licenses/>.
*/

#ifndef _COEFFICIENT_OCTAVE_
#define _COEFFICIENT_OCTAVE_

#include "expression.h"

class coefficient : public octave_base_value
{

 public:
  coefficient () : octave_base_value () {}

  coefficient (std::string & _str, octave_fcn_handle & _f) :
               str (_str), expr (new expression (_f)) { }

  coefficient (std::string & _str, octave_fcn_handle & _f, std::size_t _n) :
               str (_str), expr (new expression (_f, _n)) { }

  void print (std::ostream& os, bool pr_as_read_syntax = false) const
  {
    os << "Coefficient " << str << " : " <<  expr->str (true) << std::endl;
  }

  ~coefficient (void) { }

  bool is_defined (void) const { return true; }

  const boost::shared_ptr <const expression> & get_expr (void) const
  { return expr; }

  const std::string & get_str (void) const
  { return str; }

 private:

  std::string str;
  boost::shared_ptr <const expression> expr;

  DECLARE_OCTAVE_ALLOCATOR;
  DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA;

};
static bool coefficient_type_loaded = false;

DEFINE_OCTAVE_ALLOCATOR (coefficient);
DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (coefficient, "coefficient", "coefficient");

#endif