// -*- C++ -*- //

#ifndef MAPSTORAGE_H

#define MAPSTORAGE_H

class Mapstorage;

#include "all_include.h"

#include "xymap.h"

#include <libgnomecanvasmm.h>

///Class MapStorage is responsible for storing

///NodeMaps and EdgeMaps that can be shown later

///on GUI. Therefore maps can be added to it,

///and datas over the added maps can be queried.

///The maps will be stored in an std::map,

///referenced with their names. Unfortunately at

///the moment it works only with double type maps

///

///\todo too many things are public!!

class MapStorage

{

public:

  Graph graph;

  /// the coordinates of the nodes

  XYMap<Graph::NodeMap<double> > coords;

  /// the coordinates of the arrows on the edges

  XYMap<Graph::EdgeMap<double> > arrow_pos;

  bool modified;

  std::string file_name;

  ///Stores double type NodeMaps

  std::map< std::string,Graph::NodeMap<double> * > nodemap_storage;

  ///Stores double type EdgeMaps

  std::map< std::string,Graph::EdgeMap<double> * > edgemap_storage;

  //Stores the default values for the different visualization node attributes

  std::vector<Graph::NodeMap<double> > default_nodemaps;

  //Stores the default values for the different visualization edge attributes

  std::vector<Graph::EdgeMap<double> > default_edgemaps;

  //Stores the active maps for the different visualization node attributes

  std::vector< std::string > active_nodemaps;

  //Stores the active maps for the different visualization edge attributes

  std::vector< std::string > active_edgemaps;

  // Default values for the maps

  std::map< std::string, double > nodemap_default;

  // Default values for the maps

  std::map< std::string, double > edgemap_default;

  bool arrow_pos_read_ok;

protected:

  typedef sigc::signal<void, bool, int> Signal_Prop;

  Signal_Prop signal_prop;

  sigc::signal<void, std::string> signal_node_map;

  sigc::signal<void, std::string> signal_edge_map;

public:

  ///Constructor of MapStorage. Expects the Graph of

  ///which maps will be stored in it.

  ///Its all activity is initializing default values

  ///for different visualization attributes

  ///

  ///\param graph is the graph for which the maps are stored in this object.

  MapStorage();

  ~MapStorage();

  void changeActiveMap(bool, int, std::string);

  std::string getActiveEdgeMap(int);

  std::string getActiveNodeMap(int);

  std::vector<std::string> getEdgeMapList();

  std::vector<std::string> getNodeMapList();

  Signal_Prop signal_prop_ch();

  sigc::signal<void, std::string> signal_node_map_ch(){return signal_node_map;};

  sigc::signal<void, std::string> signal_edge_map_ch(){return signal_edge_map;};

  ///Adds given map to storage. A name and the map itself has to be provided.

  ///\param name is the name of map

  ///\nodemap is the pointer of the given nodemap

  ///\todo map should be given by reference!

  int addNodeMap(const std::string &,Graph::NodeMap<double> *, double);

  ///Adds given map to storage. A name and the map itself has to be provided.

  ///\param name is the name of map

  ///\edgemap is the pointer of the given edgemap

  ///\todo map should be given by reference!

  int addEdgeMap(const std::string &,Graph::EdgeMap<double> *, double);

  ///Returns how much nodemaps is stored in \ref MapStorage

  int numOfNodeMaps() {return nodemap_storage.size();};

  ///Returns how much edgemaps is stored in \ref MapStorage

  int numOfEdgeMaps() {return edgemap_storage.size();};

  ///Returns the maximum value of the given NodeMap. NodeMap has to be given by its name.

  ///\param name is the name of map of which maximum is searched

  double maxOfNodeMap(const std::string &);

  ///Returns the maximum value of the given EdgeMap. EdgeMap has to be given by its name.

  ///\param name is the name of map of which maximum is searched

  double maxOfEdgeMap(const std::string &);

  ///Returns the minimum value of the given NodeMap. NodeMap has to be given by its name.

  ///\param name is the name of map of which minimum is searched

  double minOfNodeMap(const std::string &);

  ///Returns the minimum value of the given EdgeMap. EdgeMap has to be given by its name.

  ///\param name is the name of map of which minimum is searched

  double minOfEdgeMap(const std::string &);

  ///To be able to iterate through each maps this function returns an iterator pointing to the first nodemap in the storage.

  std::map< std::string,Graph::NodeMap<double> * >::iterator beginOfNodeMaps(){return nodemap_storage.begin();};

  ///To be able to iterate through each maps this function returns an iterator pointing to the first edgemap in the storage.

  std::map< std::string,Graph::EdgeMap<double> * >::iterator beginOfEdgeMaps(){return edgemap_storage.begin();};

  ///To be able to iterate through each maps this function returns an iterator pointing to the last nodemap in the storage.

  std::map< std::string,Graph::NodeMap<double> * >::iterator endOfNodeMaps(){return nodemap_storage.end();};

  ///To be able to iterate through each maps this function returns an iterator pointing to the last edgemap in the storage.

  std::map< std::string,Graph::EdgeMap<double> * >::iterator endOfEdgeMaps(){return edgemap_storage.end();};

  int readFromFile(const std::string &);

  void writeToFile(const std::string &);

  void clear();

  void ArrowPosReadOK();

};

#endif //MAPSTORAGE_H