properties.h

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/*
 *  The Mana Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2012  The Mana Developers
 *
 *  This file is part of The Mana Client.
 *
 *  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
 *  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, see <http://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include <map>
#include <sstream>
#include <string>
 
class Properties
{
    public:
        virtual ~Properties() = default;
 
        std::string getProperty(const std::string &name,
                                const std::string &def = std::string()) const
        {
            auto i = mProperties.find(name);
            return (i != mProperties.end()) ? i->second : def;
        }
 
        float getFloatProperty(const std::string &name, float def = 0.0f) const
        {
            auto i = mProperties.find(name);
            float ret = def;
            if (i != mProperties.end())
            {
                std::stringstream ss;
                ss.str(i->second);
                ss >> ret;
            }
            return ret;
        }
 
        float getIntProperty(const std::string &name, int def = 0) const
        {
            auto i = mProperties.find(name);
            int ret = def;
            if (i != mProperties.end())
            {
                std::stringstream ss;
                ss.str(i->second);
                ss >> ret;
            }
            return ret;
        }
 
        bool getBoolProperty(const std::string &name, bool def = false) const
        {
            auto i = mProperties.find(name);
            bool ret = def;
            if (i != mProperties.end())
            {
                if (i->second == "true")
                    ret = true;
                if (i->second == "false")
                    ret = false;
            }
            return ret;
        }
 
        bool hasProperty(const std::string &name) const
        {
            return (mProperties.find(name) != mProperties.end());
        }
 
        void setProperty(const std::string &name, const std::string &value)
        {
            mProperties[name] = value;
        }
 
    private:
        using PropertyMap = std::map<std::string, std::string>;
        PropertyMap mProperties;
};