2 #ifndef MSP_TIME_DATETIME_H_
3 #define MSP_TIME_DATETIME_H_
16 Provides handling of arbitary dates and times. Can represent a moment of time
17 in the range of about ±2.1×10⁹ years. It can also be formatted into a string
18 for presentation to the user.
20 Due to the complex internal representation, arithmetic operations on a DateTime
21 are relatively slow. For purposes of internal scheduling in a program, a
22 TimeStamp is a better choice.
27 DateTime(const TimeStamp &);
28 DateTime(const TimeStamp &, const TimeZone &);
29 DateTime(int, unsigned char, unsigned char);
30 DateTime(int, unsigned char, unsigned char, unsigned char, unsigned char, unsigned char);
31 DateTime(int, unsigned char, unsigned char, unsigned char, unsigned char, unsigned char, unsigned);
33 int get_year() const { return year; }
34 unsigned char get_month() const { return month; }
35 unsigned char get_mday() const { return mday; }
36 unsigned char get_hour() const { return hour; }
37 unsigned char get_minute() const { return minute; }
38 unsigned char get_second() const { return second; }
39 unsigned get_usec() const { return usec; }
42 void set_timezone(const TimeZone &);
43 void convert_timezone(const TimeZone &);
45 DateTime operator+(const TimeDelta &) const;
46 DateTime &operator+=(const TimeDelta &);
47 DateTime operator-(const TimeDelta &) const;
48 DateTime &operator-=(const TimeDelta &);
50 bool operator==(const DateTime &d) const { return cmp(d)==0; }
51 bool operator!=(const DateTime &d) const { return cmp(d)!=0; }
52 bool operator<(const DateTime &d) const { return cmp(d)<0; }
53 bool operator<=(const DateTime &d) const { return cmp(d)<=0; }
54 bool operator>(const DateTime &d) const { return cmp(d)>0; }
55 bool operator>=(const DateTime &d) const { return cmp(d)>=0; }
57 int cmp(const DateTime &) const;
58 TimeStamp get_timestamp() const;
59 std::string format(const std::string &) const;
60 std::string format_rfc3339() const;
71 void init(const TimeStamp &);
72 void init(int, unsigned char, unsigned char, unsigned char, unsigned char, unsigned char, unsigned);
73 void add_raw(RawTime);
75 void validate() const;