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#include <stdio.h>
#include "pico/stdlib.h"
#include "hardware/rtc.h"
#include "pico/util/datetime.h"
#include "../oled/ss_oled.h"
#include "main_clock.h"
// Time as string
// Adapted from pico-sdk/scr/common/pico_util/datetime.c
void time_as_str(char *buf, uint buf_size, const datetime_t *t) {
snprintf(buf,
buf_size,
"%d:%02d:%02d",
t->hour,
t->min,
t->sec);
};
void date_as_str(char *buf, uint buf_size, const datetime_t *t) {
static const char *DATETIME_DOWS[7] = {
"Sun",
"Mon",
"Tue",
"Wed",
"Thu",
"Fri",
"Sat",
};
snprintf(buf,
buf_size,
"%02d-%02d-%02d %s",
t->year,
t->month,
t->day,
DATETIME_DOWS[t->dotw - 1]);
};
void show_datetime(SSOLED *oled) {
char datetime_buf[256];
char *datetime_str = &datetime_buf[0];
datetime_t t;
rtc_get_datetime(&t);
// time
time_as_str(datetime_str, sizeof(datetime_buf), &t);
oledWriteString(oled, 0,10,3, datetime_str, FONT_12x16, 0, 1);
// date
date_as_str(datetime_str, sizeof(datetime_buf), &t);
oledWriteString(oled, 0,0,7, datetime_str, FONT_8x8, 0, 1);
}
int main_clock_render(SSOLED *oled, char *data, uint data_size) {
show_datetime(oled);
// data[1] += 1; // testing
// oledWriteString(oled, 0,0,2, &data[0], FONT_6x8, 0, 1);
return 0;
}
int main_clock_init(SSOLED *oled, char *data, uint data_size) {
// data[0] = 'a'; // testing, to showcase the use of data
// data[1] = 'b';
return 1; // return 1 when function not implemented
}
int main_clock_bgrefresh(SSOLED *oled, char *data, uint data_size) {
return 1;
}
int main_clock_destroy(SSOLED *oled, char *data, uint data_size) {
return 1;
}
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