asciidagparser.h

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/*
 * Copyright (C) 2006-2021  Music Technology Group - Universitat Pompeu Fabra
 *
 * This file is part of Essentia
 *
 * Essentia is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License as published by the Free
 * Software Foundation (FSF), 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 Affero GNU General Public License
 * version 3 along with this program.  If not, see http://www.gnu.org/licenses/
 */
 
#ifndef ESSENTIA_UTILS_ASCIIDAGPARSER_H
#define ESSENTIA_UTILS_ASCIIDAGPARSER_H
 
#include "asciidag.h"
 
namespace essentia {
 
 
class AsciiDAGParser {
 public:
  // NB: template is only used so that ARRAY_SIZE can work, we only want const char*[] here
  template <typename NetworkType>
  AsciiDAGParser(const NetworkType& network) : _network(network) {
    _network.addBorder(); // spares us lots of checks afterwards
    parseGraph();
  }
 
  void parseGraph();
 
  const std::vector<std::string>& nodes() const { return _nodes; }
 
 
  const std::vector<std::pair<std::string, std::string> >& namedEdges() const { return _namedEdges; }
  const std::vector<std::pair<int, int> >& edges() const { return _edges; }
 
 
 protected:
  AsciiCanvas _network;
  std::vector<std::string> _nodes;
  std::vector<std::pair<int, int> > _edges; // node id -> node id
  std::vector<std::pair<std::string, std::string> > _namedEdges; // node name -> node name
 
  void parseEdges(const std::vector<AsciiBox>& boxes);
};
 
} // namespace essentia
 
#endif // ESSENTIA_UTILS_ASCIIDAGPARSER_H