mapnik/include/datasource_cache.hpp
2005-06-14 15:06:59 +00:00

49 lines
1.7 KiB
C++

/* This file is part of Mapnik (c++ mapping toolkit)
* Copyright (C) 2005 Artem Pavlenko
*
* Mapnik 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 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.
*/
//$Id: datasource_cache.hpp 39 2005-04-10 20:39:53Z pavlenko $
#ifndef DSFACTORY_HPP
#define DSFACTORY_HPP
#include "utils.hpp"
#include "ptr.hpp"
#include "params.hpp"
#include "plugin.hpp"
#include "datasource.hpp"
#include <map>
namespace mapnik
{
class datasource_cache : public singleton <datasource_cache,CreateStatic>
{
friend class CreateStatic<datasource_cache>;
private:
datasource_cache();
~datasource_cache();
datasource_cache(const datasource_cache&);
datasource_cache& operator=(const datasource_cache&);
static std::map<std::string,ref_ptr<PluginInfo> > plugins_;
static bool registered_;
static bool insert(const std::string& name,const lt_dlhandle module);
public:
static void register_datasources(const std::string& path);
static ref_ptr<datasource,datasource_delete> create(const Parameters& params);
};
}
#endif //DSFACTORY_HPP