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/*
Minetest-c55
Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef NAMEIDMAPPING_HEADER
#define NAMEIDMAPPING_HEADER
#include <string>
#include <iostream>
#include <set>
#include <map>
#include "irrlichttypes.h"
class NameIdMapping
{
public:
void serialize(std::ostream &os) const;
void deSerialize(std::istream &is);
void clear(){
m_id_to_name.clear();
m_name_to_id.clear();
}
void set(u16 id, const std::string &name){
m_id_to_name[id] = name;
m_name_to_id[name] = id;
}
void removeId(u16 id){
std::string name;
bool found = getName(id, name);
if(!found) return;
m_id_to_name.erase(id);
m_name_to_id.erase(name);
}
void eraseName(const std::string &name){
u16 id;
bool found = getId(name, id);
if(!found) return;
m_id_to_name.erase(id);
m_name_to_id.erase(name);
}
bool getName(u16 id, std::string &result) const{
std::map<u16, std::string>::const_iterator i;
i = m_id_to_name.find(id);
if(i == m_id_to_name.end())
return false;
result = i->second;
return true;
}
bool getId(const std::string &name, u16 &result) const{
std::map<std::string, u16>::const_iterator i;
i = m_name_to_id.find(name);
if(i == m_name_to_id.end())
return false;
result = i->second;
return true;
}
u16 size() const{
return m_id_to_name.size();
}
private:
std::map<u16, std::string> m_id_to_name;
std::map<std::string, u16> m_name_to_id;
};
#endif
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