Herezh_dev/Util/suites/LesSuitesReel.cc

// This file is part of the Herezh++ application.
//
// The finite element software Herezh++ is dedicated to the field
// of mechanics for large transformations of solid structures.
// It is developed by Gérard Rio (APP: IDDN.FR.010.0106078.000.R.P.2006.035.20600)
// INSTITUT DE RECHERCHE DUPUY DE LÔME (IRDL) <https://www.irdl.fr/>.
//
// Herezh++ is distributed under GPL 3 license ou ultérieure.
//
// Copyright (C) 1997-2022 Université Bretagne Sud (France)
// AUTHOR : Gérard Rio
// E-MAIL  : gerardrio56@free.fr
//
// 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 3 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 <https://www.gnu.org/licenses/>.
//
// For more information, please consult: <https://herezh.irdl.fr/>.

#include "LesSuitesReel.h"

#include "Suite_equidistante.h"
#include "Suite_geometrique.h"
#include "Suite_arithmetique.h"

// -------- def du membre statique -------------
list < SuiteReel* > LesSuiteReel::listeDeSuites; // def la liste des Suites 
// -------- fin def du membre statique -------------


// DESTRUCTEUR :
LesSuiteReel::~LesSuiteReel ()
  { list <SuiteReel*>::iterator il,ilfin=listeDeSuites.end();
    for (il=listeDeSuites.begin();il!=ilfin;il++)
       delete (*il);
	};
	
// METHODES PUBLIQUES :

// lecture d'une nouvelle suite, création et retour d'un pointeur sur la suite
// si amplitude != 0 alors il faut n non nulle et:
// on a U_n=amplitude, ce qui permet pour les suites de réduire le nombre de paramètre à lire
SuiteReel * LesSuiteReel::Lecture_uneSuiteReel(double amplitude, int n)  
	{ SuiteReel * ret; // la suite en retour
	  // lecture et choix de la suite
      string rep;
      bool suite_definie = false;
      do {
           cout << " \n type de repartition de point ? "
                << " \n  suite equidistante      (rep: eq) "
                << " \n  suite geometrique       (rep: ge) (Un+1 = p * Un)"
                << " \n  suite arithmetique      (rep: ar) (Un+1 = p + Un)" 
                << " \n                          rep ? ";
           rep = lect_chaine();
           if (rep == "eq") 
           	{ ret = new Suite_equidistante();suite_definie=true;}
           else if (rep == "ge")	
           	{ ret = new Suite_geometrique();suite_definie=true;}
           else if (rep == "ar")	
           	{ ret = new Suite_arithmetique();suite_definie=true;}
           else
           	{ cout << "\n mauvais choix, (erreur de syntaxe ?) recommencer ! ";
           	}
           } while(!suite_definie);
      // on définit les données spécifiques
      ret->Def_suite(amplitude,n);
      // on enregistre la suite
      listeDeSuites.push_back(ret);
      // retour
      return ret;
	};