nsprpub/pr/src/cplus/rctime.h

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  37
  38 /*
  39 ** Class definitions for calendar time routines (ref: prtime.h)
  40 */
  41
  42 #if defined(_RCTIME_H)
  43 #else
  44 #define _RCTIME_H
  45
  46 #include "rcbase.h"
  47
  48 #include <prtime.h>
  49
  50 /*
  51 ** Class: RCTime (ref: prtime.h)
  52 **
  53 ** RCTimes are objects that are intended to be used to represent calendar
  54 ** times. They maintain units internally as microseconds since the defined
  55 ** epoch (midnight, January 1, 1970, GMT). Conversions to and from external
  56 ** formats (PRExplodedTime) are available.
  57 **
  58 ** In general, NCTimes possess normal algebretic capabilities.
  59 */
  60
  61 class PR_IMPLEMENT(RCTime): public RCBase
  62 {
  63 public:
  64     typedef enum {now} Current;
  65
  66     RCTime();                       /* leaves the object unitialized */
  67     RCTime(Current);                /* initializes to current system time */
  68     RCTime(const RCTime&);          /* copy constructor */
  69     RCTime(const PRExplodedTime&);  /* construction from exploded representation */
  70
  71     virtual ~RCTime();
  72
  73     /* assignment operators */
  74     void operator=(const RCTime&);
  75     void operator=(const PRExplodedTime&);
  76
  77     /* comparitive operators */
  78     PRBool operator<(const RCTime&);
  79     PRBool operator>(const RCTime&);
  80     PRBool operator<=(const RCTime&);
  81     PRBool operator>=(const RCTime&);
  82     PRBool operator==(const RCTime&);
  83
  84     /* associative operators */
  85     RCTime operator+(const RCTime&);
  86     RCTime operator-(const RCTime&);
  87     RCTime& operator+=(const RCTime&);
  88     RCTime& operator-=(const RCTime&);
  89
  90     /* multiply and divide operators */
  91     RCTime operator/(PRUint64);
  92     RCTime operator*(PRUint64);
  93     RCTime& operator/=(PRUint64);
  94     RCTime& operator*=(PRUint64);
  95
  96     void Now();                     /* assign current time to object */
  97
  98 private:
  99     PRTime gmt;
 100
 101 public:
 102
 103     RCTime(PRTime);                 /* construct from raw PRTime */
 104     void operator=(PRTime);         /* assign from raw PRTime */
 105     operator PRTime() const;        /* extract internal representation */
 106 };  /* RCTime */
 107
 108 inline RCTime::RCTime(): RCBase() { }
 109
 110 inline void RCTime::Now() { gmt = PR_Now(); }
 111 inline RCTime::operator PRTime() const { return gmt; }
 112
 113 inline void RCTime::operator=(PRTime his) { gmt = his; }
 114 inline void RCTime::operator=(const RCTime& his) { gmt = his.gmt; }
 115
 116 inline PRBool RCTime::operator<(const RCTime& his)
 117     { return (gmt < his.gmt) ? PR_TRUE : PR_FALSE; }
 118 inline PRBool RCTime::operator>(const RCTime& his)
 119     { return (gmt > his.gmt) ? PR_TRUE : PR_FALSE; }
 120 inline PRBool RCTime::operator<=(const RCTime& his)
 121     { return (gmt <= his.gmt) ? PR_TRUE : PR_FALSE; }
 122 inline PRBool RCTime::operator>=(const RCTime& his)
 123     { return (gmt >= his.gmt) ? PR_TRUE : PR_FALSE; }
 124 inline PRBool RCTime::operator==(const RCTime& his)
 125     { return (gmt == his.gmt) ? PR_TRUE : PR_FALSE; }
 126
 127 inline RCTime& RCTime::operator+=(const RCTime& his)
 128     { gmt += his.gmt; return *this; }
 129 inline RCTime& RCTime::operator-=(const RCTime& his)
 130     { gmt -= his.gmt; return *this; }
 131 inline RCTime& RCTime::operator/=(PRUint64 his)
 132     { gmt /= his; return *this; }
 133 inline RCTime& RCTime::operator*=(PRUint64 his)
 134     { gmt *= his; return *this; }
 135
 136 #endif /* defined(_RCTIME_H) */
 137
 138 /* RCTime.h */