// 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; either version 2 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 GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 

// Copyright 2003 Liam Girdwood  

#ifndef _POLLUX_LIBRARY_HH
#define _POLLUX_LIBRARY_HH

#include "catalog.hh"
#include <glibmm/dispatcher.h>
#include <string>
#include <vector>

#define DEFAULT		"sky2000"

namespace Pollux
{
	

/*! \class Library
* \brief The Library class is a contatiner for all Nova catalogs.
*
* This class is a singleton and contains and loads all astro
* catalogs into Nova.
*/	
class Library
{
	public:
		/*! \fn static Library* get_library();
		* \brief Get a pointer to the Library
		*/
		static Library* get_library();
	
		/*! \fn ~Library();
		* \brief Destructor
		*/
		~Library();
		
		/*! \fn Catalog* get_catalog(std::string& name, Glib::Dispatcher* signal = 0);
		* \brief Get a pointer to a catalog object
		*/
		Catalog* get_catalog(std::string& name, Glib::Dispatcher* signal = 0);
	
		/*! \fn void add_search_path (std::string& path);
		* \brief Add a catalog search path to the Library
		*/
		void add_search_path (std::string& path);
	
		/*! void add_catalog (Catalog* cat);
		* \brief Add a catalog to the Library
		*/
		void add_catalog (Catalog* cat);
		
		/*! \fn double get_progress ();
		* \brief Get the current Library operation progress
		*/
		double get_progress ();
	
	private:
		/*! \fn Library();
		* \brief Constructor
		*/
		Library();
		
		static Library* m_instance;			/*!< Singleton instance pointer */
		Catalog* m_cat;						/*!< Current working catalog */
		std::vector<Catalog*> m_cat_list;	/*!< List of catalogs in memory */
		std::vector<std::string*> m_path;	/*!< List of catalog search paths */
};
	
};

#endif