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class Time
{
public:
/**
* Get singleton instance.
*
* @return instance
*/
static Time &get_instance();
/**
* Get hours.
*
* @return hours, 0 to 23
*/
int get_hours();
/**
* Get minutes.
*
* @return minutes, 0 to 59
*/
int get_minutes();
/**
* Get seconds.
*
* @return seconds, 0 to 59
*/
int get_seconds();
/**
* Update the time.
*/
void update();
protected:
Time();
/** hours */
int _hours;
/** minutes */
int _minutes;
/** seconds */
int _seconds;
private:
/** milliseconds at last update */
unsigned long _last_millis;
/** milliseconds carries over from last update */
unsigned long _carry;
};
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