TermConsumer.h

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/* Frobby: Software for monomial ideal computations.
   Copyright (C) 2007 Bjarke Hammersholt Roune (www.broune.com)
 
   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 TERM_CONSUMER_GUARD
#define TERM_CONSUMER_GUARD
 
class Term;
class VarNames;
class Ideal;
 
class TermConsumer {
 public:
  virtual ~TermConsumer();
 
  virtual void consumeRing(const VarNames& names);
 
  virtual void beginConsumingList();
 
  virtual void beginConsuming() = 0;
 
  virtual void consume(const Term& term) = 0;
 
  virtual void doneConsuming() = 0;
 
  virtual void doneConsumingList();
 
  void consume(const Ideal& ideal);
};
 
#endif