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sunrise sunset fix during DST

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David Volovskiy 2024-09-08 10:37:36 -04:00
parent 0d16329574
commit 9d1410780c
2 changed files with 10 additions and 9 deletions
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9
movement/watch_faces/complication/sunrise_sunset_face.c
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@ -50,15 +50,16 @@ static void _sunrise_sunset_face_update(movement_settings_t *settings, sunrise_s
bool show_next_match = false;
movement_location_t movement_location;
int16_t tz;
watch_date_time date_time = watch_rtc_get_date_time(); // the current local date / time
if (state->longLatToUse == 0 || _location_count <= 1) {
tz = get_timezone_offset(settings->bit.time_zone, date_time);
movement_location = (movement_location_t) watch_get_backup_data(1);
tz = movement_timezone_offsets[settings->bit.time_zone];
}
else{
movement_location.bit.latitude = longLatPresets[state->longLatToUse].latitude;
movement_location.bit.longitude = longLatPresets[state->longLatToUse].longitude;
if (longLatPresets[state->longLatToUse].timezone == SUNRISE_USE_LOCAL_TZ)
tz = movement_timezone_offsets[settings->bit.time_zone];
if (longLatPresets[state->longLatToUse].uses_dst && dst_occurring(date_time))
tz = movement_timezone_dst_offsets[longLatPresets[state->longLatToUse].timezone];
else
tz = movement_timezone_offsets[longLatPresets[state->longLatToUse].timezone];
}
@ -70,7 +71,6 @@ static void _sunrise_sunset_face_update(movement_settings_t *settings, sunrise_s
return;
}
watch_date_time date_time = watch_rtc_get_date_time(); // the current local date / time
watch_date_time utc_now = watch_utility_date_time_convert_zone(date_time, tz * 60, 0); // the current date / time in UTC
watch_date_time scratch_time; // scratchpad, contains different values at different times
scratch_time.reg = utc_now.reg;
@ -343,7 +343,6 @@ void sunrise_sunset_face_activate(movement_settings_t *settings, void *context)
movement_location_t movement_location = (movement_location_t) watch_get_backup_data(1);
state->working_latitude = _sunrise_sunset_face_struct_from_latlon(movement_location.bit.latitude);
state->working_longitude = _sunrise_sunset_face_struct_from_latlon(movement_location.bit.longitude);
state->tz = get_timezone_offset(settings->bit.time_zone, watch_rtc_get_date_time());
}
bool sunrise_sunset_face_loop(movement_event_t event, movement_settings_t *settings, void *context) {

10
movement/watch_faces/complication/sunrise_sunset_face.h
View file

@ -52,7 +52,6 @@ typedef struct {
uint8_t rise_index;
uint8_t active_digit;
bool location_changed;
int16_t tz;
watch_date_time rise_set_expires;
sunrise_sunset_lat_lon_settings_t working_latitude;
sunrise_sunset_lat_lon_settings_t working_longitude;
@ -78,15 +77,18 @@ typedef struct {
char name[2];
int16_t latitude;
int16_t longitude;
uint8_t timezone; // References element in movement_timezone_offsets; Set to 0xFF to use local timezone
uint8_t timezone; // References element in movement_timezone_offsets
bool uses_dst;
} long_lat_presets_t;
// Locations must either use the same timezone as local time, or not observe DST.
static const long_lat_presets_t longLatPresets[] =
{
{ .name = " "}, // Default, the long, lat, and timezone get replaced by what's set in the watch
// { .name = "dE", .latitude = 4221, .longitude = -8305, .timezone = SUNRISE_USE_LOCAL_TZ }, // Detroit, MI; Assumes you live in the Eastern Timezone
// { .name = "To", .latitude = 3567, .longitude = 13965, .timezone = 15 }, // Tokyo, JP
// { .name = "Ny", .latitude = 4072, .longitude = -7401, .timezone = 33, .uses_dst = true }, // New York City, NY
// { .name = "LA", .latitude = 3405, .longitude = -11824, .timezone = 30, .uses_dst = true }, // Los Angeles, CA
// { .name = "dE", .latitude = 4221, .longitude = -8305, .timezone = 33, .uses_dst = true }, // Detroit, MI
// { .name = "To", .latitude = 3567, .longitude = 13965, .timezone = 15, .uses_dst = false }, // Tokyo, JP
};
#endif // SUNRISE_SUNSET_FACE_H_