NodePlugin.h

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/*

             *
            ***
           *****
   *********************       Mercenaries Engineering SARL
     *****************              Copyright (C) 2018
       *************
         *********        http://www.mercenaries-engineering.com
        ***********
       ****     ****
      **           **

*/
#pragma once

#include "Export.h"
#include "Node.h"

  namespace maquina
  {    
    class Plug;
    class Value;
    class Modifier;
    class NodeSet;

    class MAQUINA_EXPORT NodePlugin
    {
    public:
      NodePlugin (Node *node) : _node(node->_impl) {}
      virtual ~NodePlugin() {}


      virtual void on_first_init(bool /*undo_stack*/) {};


      virtual void on_delete(bool /*undo_stack*/) {};


      virtual void on_add_to_document() {};


      virtual void on_remove_from_document() {};


      virtual void on_input_connection(const Plug& /*output*/, const Plug& /*input*/, bool /*serial*/) {};

      virtual void on_output_connection(const Plug& /*output*/, const Plug& /*input*/, bool /*serial*/) {};

      virtual void on_input_disconnection(const Plug& /*output*/, const Plug& /*input*/) {};

      virtual void on_output_disconnection(const Plug& /*output*/, const Plug& /*input*/) {};


      virtual void relationship(NodeSet& set) const;


      virtual std::shared_ptr<NodeDelegate> node_delegate() const;

      Node node() const
      {
        return _node.lock();
      }


      virtual std::string selection_path() const;

    private:
      std::weak_ptr<Impl> _node;
    };
  }