properties.h

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/***************************************************************************
 *   Copyright (C) 1998-2010 by authors (see AUTHORS.txt )                 *
 *                                                                         *
 *   This file is part of LuxRays.                                         *
 *                                                                         *
 *   LuxRays 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 3 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   LuxRays 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/>. *
 *                                                                         *
 *   LuxRays website: http://www.luxrender.net                             *
 ***************************************************************************/

#ifndef _LUXRAYS_PROPERTIES_H
#define _LUXRAYS_PROPERTIES_H

#include <map>
#include <vector>
#include <string>

namespace luxrays {

class Properties {
public:
        Properties() { }
        Properties(const std::string &fileName);
        ~Properties() { }

        void Load(const Properties &prop);
        void LoadFile(const std::string &fileName);

        std::vector<std::string> GetAllKeys() const;
        std::vector<std::string> GetAllKeys(const std::string prefix) const;

        bool IsDefined(const std::string propName) const;
        std::string GetString(const std::string propName, const std::string defaultValue) const;
        int GetInt(const std::string propName, const int defaultValue) const;
        float GetFloat(const std::string propName, const float defaultValue) const;

        std::vector<std::string> GetStringVector(const std::string propName, const std::string &defaultValue) const;
        std::vector<int> GetIntVector(const std::string propName, const std::string &defaultValue) const;
        std::vector<float> GetFloatVector(const std::string propName, const std::string &defaultValue) const;

        void SetString(const std::string &propName, const std::string &value);
        std::string SetString(const std::string &property);

        static std::string ExtractField(const std::string &value, const size_t index);
        static std::vector<std::string> ConvertToStringVector(const std::string &values);
        static std::vector<int> ConvertToIntVector(const std::string &values);
        static std::vector<float> ConvertToFloatVector(const std::string &values);

private:
        std::map<std::string, std::string> props;
};

}

#endif  /* _LUXRAYS_PROPERTIES_H */

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