link.hpp

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/* Copyright (c) 2023 Otto Link. Distributed under the terms of the GNU General
 * Public License. The full license is in the file LICENSE, distributed with
 * this software. */
 
#pragma once
#include <string>
#include <vector>
 
namespace gnode
{
 
class Node; // forward
 
struct Link
{
  std::string from;      
  int         port_from; 
  std::string to;        
  int         port_to;   
 
  Link(std::string from, int port_from, std::string to, int port_to)
      : from(from), port_from(port_from), to(to), port_to(port_to)
  {
  }
 
  bool operator==(const Link &other_link) const;
 
  void print() const;
};
 
struct LinkView
{
  std::string from;            
  std::string to;              
  int         port_from;       
  int         port_to;         
  std::string port_label_from; 
  std::string port_label_to;   
  std::string data_type_from;  
  std::string data_type_to;    
 
  LinkView(const Link &link, const Node &node_from, const Node &node_to);
 
  void print(int indent = 0) const;
 
  std::string to_string(int indent = 0) const;
};
 
} // namespace gnode