libi2ncommon: (gerd) add empty WEEK constructor

[libi2ncommon] / src / timefunc.hxx

/***************************************************************************
                          timecvt.hxx  -  description
                             -------------------
    begin                : Fri May 11 2001
    copyright            : (C) 2001 by STYLETEC
    email                : info@styletec.de
 ***************************************************************************/

#ifndef __TIMEFUNC_HXX
#define __TIMEFUNC_HXX

#include <bitset>

double prec_time(void);

int date_to_seconds(const std::string &date);

std::string make_nice_time(int seconds);
std::string format_full_time(int seconds);

class WEEK
{
    private:
        std::bitset<7> days;

    public:
        enum WEEKDAY { SU=0, MO=1, TU=2, WE=3, TH=4, FR=5, SA=6 };
        
        // throws out_of_range if illegal week
        WEEK(const std::string& daystring);
        
        WEEK(const std::bitset<7> &days)
            : days(days)
            { }
            
        WEEK()
            { }
            
        void clear()
            { days.reset(); }
            
        operator std::bitset<7>() const
            { return days; }
        
        std::string get_daystring() const;
        std::string get_displaystring() const;
        std::string get_netfilterstring() const;
        
        static std::string get_day_display(WEEKDAY day);
        static std::string get_english_display(WEEKDAY day);
};

#endif