/***************************************************************************
 *                       GTools.hpp - GammaLib tools                       *
 * ----------------------------------------------------------------------- *
 *  copyright (C) 2008-2014 by Juergen Knoedlseder                         *
 * ----------------------------------------------------------------------- *
 *                                                                         *
 *  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 3 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, see <http://www.gnu.org/licenses/>.  *
 *                                                                         *
 ***************************************************************************/
/**
 * @file GTools.i
 * @brief Gammalib tools definition
 * @author Juergen Knoedlseder
 */
%{
/* Put headers and other declarations here that are needed for compilation */
#include "GTools.hpp"
%}


/* __ Constants __________________________________________________________ */
namespace gammalib {
    const double MeV2erg    =  1.6021765e-6;
    const double erg2MeV    =  624150.96;
    const double pc2cm      =  3.08568025e18;
    const double sec_in_day = 86400.0;
}

/* __ Prototypes ________________________________________________________ */
namespace gammalib {
    std::string              strip_whitespace(const std::string& arg);
    std::string              strip_chars(const std::string& arg,
                                         const std::string& chars);
    std::string              expand_env(const std::string& arg);
    std::string              filepath(const std::string& pathname,
                                      const std::string& filename);
    std::string              toupper(const std::string& s);
    std::string              tolower(const std::string& s);
    std::vector<std::string> split(const std::string& s, const std::string& sep);
    std::string              fill(const std::string& s, int n);
    std::string              left(const std::string& s, int n, char c = ' ');
    std::string              right(const std::string& s, int n, char c = ' ');
    std::string              centre(const std::string& s, int n, char c = ' ');
    std::string              parformat(const std::string& s, const int& indent = 0);
    double                   plaw_photon_flux(const double& emin,
                                              const double& emax,
                                              const double& epivot,
                                              const double& gamma);
    double                   plaw_energy_flux(const double& emin,
                                              const double& emax,
                                              const double& epivot,
                                              const double& gamma);
    GEnergy                  elogmean(const GEnergy& a, const GEnergy& b);
    bool                     file_exists(const std::string& filename);
    bool                     dir_exists(const std::string& dirname);
    bool                     is_infinite(const double& x);
    bool                     is_notanumber(const double& x);
    bool                     contains(const std::string& str,
                                      const std::string& substring);
    void                     warning(const std::string& origin,
                                     const std::string& message);
    GXmlElement*             parameter(GXmlElement& xml,
                                       const std::string& name);
    std::string              xml2str(const std::string& arg);
    std::string              str2xml(const std::string& arg);
}