TIMEDATE.H

#ifndef TIMEDATE_H 
#define TIMEDATE_H 
 
#include "Point.h" 
 
#include <time.h> 
 
class TimeDate { 
 public: 
  TimeDate() {}; 
  TimeDate(int hour, int minute = 0, int second = 0, long usecond = 0); 
  TimeDate(struct tm t2) {t = t2;}; 
   
  TimeDate operator=(TimeDate a); 
  TimeDate operator+(TimeDate a); 
  TimeDate operator+(struct tm t2); 
  TimeDate operator+=(TimeDate a); 
  TimeDate operator-(TimeDate a); 
  TimeDate operator*(float f); 
 
  /* This reads the current clock time and returns itself */ 
  TimeDate read_time(); 
 
  void print(); 
 
  Point sun_direction(float lon = -93, float lat = 45); 
 private: 
  /* Call this if the time can only have gotten bigger */ 
  TimeDate correct_bigger(); 
  /* Call this if the time could have gotten bigger or smaller */ 
  TimeDate correct_smaller(); 
 
  struct tm t; 
  /* This won't be quite accurate down to microseconds, but should be 
   * reasonably close */ 
  long usec; 
}; 
 
#endif