HfstDataTypes.h

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//       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, version 3 of the License.
//
//       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 _HFST_DATA_TYPES_H_
#define _HFST_DATA_TYPES_H_

#if HAVE_CONFIG_H
#  include <config.h>
#endif

#include <string>
#include <iostream>
#include <vector>
#include <map>
#include <set>


namespace hfst
{

  class HfstTransducer;
  class HfstGrammar;
  class HfstInputStream;
  class HfstOutputStream;

  typedef std::vector<HfstTransducer> HfstTransducerVector;

  // ENUMS AND TYPEDEFS...

  enum ImplementationType 
  {
    SFST_TYPE, 
    TROPICAL_OPENFST_TYPE, 
    LOG_OPENFST_TYPE, 
    FOMA_TYPE, 
    /* Add an enumerator for your transducer type here. */
    //MY_TRANSDUCER_LIBRARY_TYPE, 
    HFST_OL_TYPE, 
    HFST_OLW_TYPE, 
    HFST2_TYPE, 
    UNSPECIFIED_TYPE, 
    ERROR_TYPE 
  };

  const char * implementation_type_to_string(ImplementationType type);
  const char * implementation_type_to_format(ImplementationType type);

  enum PushType
  { 
    TO_INITIAL_STATE ,
    TO_FINAL_STATE 
  };

  typedef std::vector<HfstTransducer> HfstTransducerVector;
 
  typedef std::pair <HfstTransducer,HfstTransducer> HfstTransducerPair;
  typedef std::vector <HfstTransducerPair> HfstTransducerPairVector;

  typedef std::vector<std::string> StringVector;
  typedef std::pair<float, StringVector> HfstOneLevelPath;
  typedef std::set<HfstOneLevelPath> HfstOneLevelPaths;

  typedef std::vector<std::pair<std::string,std::string> > StringPairVector;
  typedef std::pair<float, StringPairVector> HfstTwoLevelPath;
  typedef std::set<HfstTwoLevelPath> HfstTwoLevelPaths;

  namespace implementations {
    template <class C> class HfstTransitionGraph;
    class HfstTropicalTransducerTransitionData;
    typedef HfstTransitionGraph<HfstTropicalTransducerTransitionData> 
      HfstBasicTransducer;
    class HfstFastTransitionData;
    typedef HfstTransitionGraph<HfstFastTransitionData>
      HfstFastTransducer;
    typedef unsigned int HfstState;

    template <class C> class HfstTransition;
    typedef HfstTransition<HfstTropicalTransducerTransitionData> 
      HfstBasicTransition;
    typedef HfstTransition<HfstFastTransitionData>
      HfstFastTransition;

  }

  // ...ENUMS AND TYPEDEFS


}
// vim: set ft=cpp.doxygen: 
#endif