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authorJoey Castillo <jose.castillo@gmail.com>2021-11-08 09:50:54 -0600
committerJoey Castillo <jose.castillo@gmail.com>2021-11-08 09:59:23 -0600
commit1b4bfe35c2ee402314a4aab503bc6d5890eeee91 (patch)
treeb8cd50fcc3f3cbfc269070388e708d862fa75684 /movement
parent61f479db5a743d36ee1504a1ac004ed7610c663f (diff)
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movement: day one watch face, counts days from birth
Diffstat (limited to 'movement')
-rwxr-xr-xmovement/make/Makefile1
-rw-r--r--movement/movement_config.h1
-rw-r--r--movement/watch_faces/complications/day_one_face.c177
-rw-r--r--movement/watch_faces/complications/day_one_face.h31
4 files changed, 210 insertions, 0 deletions
diff --git a/movement/make/Makefile b/movement/make/Makefile
index 89e3161a..aecd6b58 100755
--- a/movement/make/Makefile
+++ b/movement/make/Makefile
@@ -35,6 +35,7 @@ SRCS += \
../watch_faces/demos/character_set_face.c \
../watch_faces/demos/voltage_face.c \
../watch_faces/complications/beats_face.c \
+ ../watch_faces/complications/day_one_face.c \
# Leave this line at the bottom of the file; it has all the targets for making your project.
include $(TOP)/rules.mk
diff --git a/movement/movement_config.h b/movement/movement_config.h
index 9629a570..70bedc22 100644
--- a/movement/movement_config.h
+++ b/movement/movement_config.h
@@ -9,6 +9,7 @@
#include "thermistor_logging_face.h"
#include "character_set_face.h"
#include "beats_face.h"
+#include "day_one_face.h"
#include "voltage_face.h"
const watch_face_t watch_faces[] = {
diff --git a/movement/watch_faces/complications/day_one_face.c b/movement/watch_faces/complications/day_one_face.c
new file mode 100644
index 00000000..146f3f6f
--- /dev/null
+++ b/movement/watch_faces/complications/day_one_face.c
@@ -0,0 +1,177 @@
+#include <stdlib.h>
+#include <string.h>
+#include "day_one_face.h"
+#include "watch.h"
+
+uint32_t _day_one_face_juliandaynum(uint16_t year, uint16_t month, uint16_t day) {
+ // from here: https://en.wikipedia.org/wiki/Julian_day#Julian_day_number_calculation
+ return (1461 * (year + 4800 + (month - 14) / 12)) / 4 + (367 * (month - 2 - 12 * ((month - 14) / 12))) / 12 - (3 * ((year + 4900 + (month - 14) / 12) / 100))/4 + day - 32075;
+}
+
+void _day_one_face_update(day_one_state_t state) {
+ char buf[14];
+ watch_date_time date_time = watch_rtc_get_date_time();
+ uint32_t julian_date = _day_one_face_juliandaynum(date_time.unit.year + WATCH_RTC_REFERENCE_YEAR, date_time.unit.month, date_time.unit.day);
+ uint32_t julian_birthdate = _day_one_face_juliandaynum(state.birth_year, state.birth_month, state.birth_day);
+ sprintf(buf, "DA %6ld", julian_date - julian_birthdate);
+ watch_display_string(buf, 0);
+}
+
+void day_one_face_setup(movement_settings_t *settings, void ** context_ptr) {
+ (void) settings;
+ if (*context_ptr == NULL) {
+ *context_ptr = malloc(sizeof(day_one_state_t));
+ memset(*context_ptr, 0, sizeof(day_one_state_t));
+ movement_birthdate_t movement_birthdate = (movement_birthdate_t) watch_get_backup_data(2);
+ if (movement_birthdate.reg == 0) {
+ // if birth date is totally blank, set a reasonable starting date. this works well for anyone under 63, but
+ // you can keep pressing to go back to 1900; just pass the current year. also picked this date because if you
+ // set it to 1959-01-02, it counts up from the launch of Luna-1, the first spacecraft to leave the well.
+ movement_birthdate.bit.year = 1959;
+ movement_birthdate.bit.month = 1;
+ movement_birthdate.bit.day = 1;
+ watch_store_backup_data(movement_birthdate.reg, 2);
+ }
+ }
+}
+
+void day_one_face_activate(movement_settings_t *settings, void *context) {
+ (void) settings;
+ day_one_state_t *state = (day_one_state_t *)context;
+
+ // stash the current year, useful in birthday setting mode.
+ watch_date_time date_time = watch_rtc_get_date_time();
+ state->current_year = date_time.unit.year + WATCH_RTC_REFERENCE_YEAR;
+ // reset the current page to 0, display days alive.
+ state->current_page = 0;
+
+ // fetch the user's birth date from the birthday register.
+ movement_birthdate_t movement_birthdate = (movement_birthdate_t) watch_get_backup_data(2);
+ state->birth_year = movement_birthdate.bit.year;
+ state->birth_month = movement_birthdate.bit.month;
+ state->birth_day = movement_birthdate.bit.day;
+}
+
+bool day_one_face_loop(movement_event_t event, movement_settings_t *settings, void *context) {
+ (void) settings;
+ day_one_state_t *state = (day_one_state_t *)context;
+
+ const uint8_t days_in_month[12] = {31, 29, 31, 30, 31, 30, 30, 31, 30, 31, 30, 31};
+ char buf[6];
+
+ switch (event.event_type) {
+ case EVENT_ACTIVATE:
+ _day_one_face_update(*state);
+ break;
+ case EVENT_LOW_ENERGY_UPDATE:
+ case EVENT_TICK:
+ if (state->current_page != 0) {
+ // if in settings mode, update whatever the current page is
+ switch (state->current_page) {
+ case 1:
+ watch_display_string("YR ", 0);
+ if (event.subsecond % 2) {
+ sprintf(buf, "%4d", state->birth_year);
+ watch_display_string(buf, 4);
+ }
+ break;
+ case 2:
+ watch_display_string("MO ", 0);
+ if (event.subsecond % 2) {
+ sprintf(buf, "%2d", state->birth_month);
+ watch_display_string(buf, 4);
+ }
+ break;
+ case 3:
+ watch_display_string("DA ", 0);
+ if (event.subsecond % 2) {
+ sprintf(buf, "%2d", state->birth_day);
+ watch_display_string(buf, 6);
+ }
+ break;
+ }
+ } else {
+ // otherwise, check if we have to update. the display only needs to change at midnight!
+ watch_date_time date_time = watch_rtc_get_date_time();
+ if (date_time.unit.hour == 0 && date_time.unit.minute == 0 && date_time.unit.second == 0) {
+ _day_one_face_update(*state);
+ }
+ }
+ break;
+ case EVENT_MODE_BUTTON_UP:
+ movement_move_to_next_face();
+ break;
+ case EVENT_LIGHT_BUTTON_DOWN:
+ // only illuminate if we're in display mode
+ if (state->current_page == 0) movement_illuminate_led();
+ break;
+ case EVENT_LIGHT_BUTTON_UP:
+ // otherwise use the light button to advance settings pages.
+ if (state->current_page != 0) {
+ // go to next setting page...
+ state->current_page = (state->current_page + 1) % 4;
+ if (state->current_page == 0) {
+ // ...unless we've been pushed back to display mode.
+ movement_request_tick_frequency(1);
+ // force display since it normally won't update til midnight.
+ _day_one_face_update(*state);
+ }
+ }
+ break;
+ case EVENT_ALARM_BUTTON_UP:
+ // if we are on a settings page, increment whatever value we're setting.
+ if (state->current_page != 0) {
+ state->birthday_changed = true;
+ switch (state->current_page) {
+ case 1:
+ state->birth_year = state->birth_year + 1;
+ if (state->birth_year > state->current_year) state->birth_year = 1900;
+ break;
+ case 2:
+ state->birth_month = (state->birth_month % 12) + 1;
+ break;
+ case 3:
+ state->birth_day = state->birth_day + 1;
+ if (state->birth_day == 0 || state->birth_day > days_in_month[state->birth_month - 1]) {
+ state->birth_day = 1;
+ }
+ break;
+ }
+ }
+ break;
+ case EVENT_ALARM_LONG_PRESS:
+ // if we aren't already in settings mode, put us there.
+ if (state->current_page == 0) {
+ state->current_page++;
+ movement_request_tick_frequency(4);
+ }
+ break;
+ case EVENT_TIMEOUT:
+ // return home if we're on a settings page (this saves our changes when we resign).
+ if (state->current_page != 0) {
+ movement_move_to_face(0);
+ }
+ default:
+ break;
+ }
+
+ return true;
+}
+
+void day_one_face_resign(movement_settings_t *settings, void *context) {
+ (void) settings;
+ day_one_state_t *state = (day_one_state_t *)context;
+
+ movement_request_tick_frequency(1);
+
+ // if the user changed their birth date, store it to the birth date register
+ if (state->birthday_changed) {
+ day_one_state_t *state = (day_one_state_t *)context;
+ movement_birthdate_t movement_birthdate = (movement_birthdate_t) watch_get_backup_data(2);
+ movement_birthdate.bit.year = state->birth_year;
+ movement_birthdate.bit.month = state->birth_month;
+ movement_birthdate.bit.day = state->birth_day;
+ watch_store_backup_data(movement_birthdate.reg, 2);
+ state->birthday_changed = false;
+ }
+}
diff --git a/movement/watch_faces/complications/day_one_face.h b/movement/watch_faces/complications/day_one_face.h
new file mode 100644
index 00000000..06c7816e
--- /dev/null
+++ b/movement/watch_faces/complications/day_one_face.h
@@ -0,0 +1,31 @@
+#ifndef DAY_ONE_FACE_H_
+#define DAY_ONE_FACE_H_
+
+#include "movement.h"
+
+// The Day One face is designed to count upwards from the wearer's date of birth. It also functions as an
+// interface for setting the birth date register, which other watch faces can use for various purposes.
+
+typedef struct {
+ uint8_t current_page;
+ uint16_t current_year;
+ uint16_t birth_year;
+ uint8_t birth_month;
+ uint8_t birth_day;
+ bool birthday_changed;
+} day_one_state_t;
+
+void day_one_face_setup(movement_settings_t *settings, void ** context_ptr);
+void day_one_face_activate(movement_settings_t *settings, void *context);
+bool day_one_face_loop(movement_event_t event, movement_settings_t *settings, void *context);
+void day_one_face_resign(movement_settings_t *settings, void *context);
+
+static const watch_face_t day_one_face = {
+ day_one_face_setup,
+ day_one_face_activate,
+ day_one_face_loop,
+ day_one_face_resign,
+ NULL
+};
+
+#endif // DAY_ONE_FACE_H_