28
Time &Time::get_instance()
33
static int _year = 2012;
36
static int _month = 5;
42
static int _hours = 15;
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static int _minutes = 36;
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static int _seconds = 0;
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// milliseconds at last update
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static unsigned long _last_millis = millis();
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// milliseconds carries over from last update
54
static unsigned long _carry = 0;
57
static int days_in_month( int month, int year )
60
return !( year % 4 ) && ( ( year % 100 ) || !( year % 400 ) )? 29 : 28;
61
else if( month == 9 || month == 6 || month == 4 || month == 11 )
68
void Time::load_time()
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// get the time from the real-time clock
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RTC.get( rtc_data, true );
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_year = rtc_data[ DS1307_YR ];
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_month = rtc_data[ DS1307_MTH ];
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_day = rtc_data[ DS1307_DAY ];
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_hours = rtc_data[ DS1307_HR ];
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_minutes = rtc_data[ DS1307_MIN ];
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_seconds = rtc_data[ DS1307_SEC ];
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// make sure some numbers are in range
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if( _year < YEAR_MIN || _year > YEAR_MAX ) _year = 2010;
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if( _month < 1 || _month > 12 ) _month = 1;
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if( _day < 1 || _day > days_in_month( _year, _month ) ) _day = 1;
87
void Time::save_time()
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// set the time on the real-time clock
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RTC.set( DS1307_YR, _year );
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RTC.set( DS1307_MTH, _month );
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RTC.set( DS1307_DAY, _day );
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RTC.set( DS1307_HR, _hours );
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RTC.set( DS1307_MIN, _minutes );
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RTC.set( DS1307_SEC, _seconds );
112
178
void Time::update()
114
// how many milliseonds have elapsed since we last checked?
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// how many milliseconds have elapsed since we last checked?
115
181
unsigned long millis = ::millis();
116
182
unsigned long delta = millis - _last_millis + _carry;
130
196
if( _hours >= 24 ) {
133
// I mean we *could* work out the day... but FUCK IT! We bought
134
// some god damn HARDWARE to do that shit!
199
// We *could* manually work out the day here... but we might as
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// well ask the RTC hardware. We can't do this *all* the time
201
// though, because it isn't fast enough and will actually cause
202
// a minor display glitch.
144
_last_millis( millis() ),
151
void Time::probe_rtc()
153
// get the time from the real-time clock
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RTC.get( rtc_data, true );
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_year = rtc_data[ DS1307_YR ];
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_month = rtc_data[ DS1307_MTH ];
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_day = rtc_data[ DS1307_DAY ];
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_hours = rtc_data[ DS1307_HR ];
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_minutes = rtc_data[ DS1307_MIN ];
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_seconds = rtc_data[ DS1307_SEC ];
210
void Time::inc_hours()
217
void Time::inc_minutes()
219
if( ++_minutes >= 60 )
224
void Time::reset_seconds()
230
void Time::inc_year()
232
if( ++_year >= YEAR_MAX )
237
void Time::inc_month()
246
if( ++_day > days_in_month( _month, _year ) )