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#include <stdlib.h>
#include <string.h>
#include "world_clock_face.h"
#include "watch.h"
#include "watch_utility.h"
void world_clock_face_setup(movement_settings_t *settings, void ** context_ptr) {
(void) settings;
if (*context_ptr == NULL) {
*context_ptr = malloc(sizeof(world_clock_state_t));
world_clock_state_t *state = (world_clock_state_t *)*context_ptr;
state->settings.char_0 = 0;
state->settings.char_1 = 0;
state->settings.timezone_index = 16; // start at UTC
}
}
void world_clock_face_activate(movement_settings_t *settings, void *context) {
world_clock_state_t *state = (world_clock_state_t *)context;
state->current_screen = 0;
state->previous_date_time = 0xFFFFFFFF;
if (watch_tick_animation_is_running()) watch_stop_tick_animation();
if (settings->bit.clock_mode_24h) watch_set_indicator(WATCH_INDICATOR_24H);
watch_set_colon();
}
bool world_clock_face_do_display_mode(movement_event_t event, movement_settings_t *settings, world_clock_state_t *state) {
char buf[11];
uint8_t pos;
uint32_t timestamp;
uint32_t previous_date_time;
watch_date_time date_time;
switch (event.event_type) {
case EVENT_ACTIVATE:
case EVENT_TICK:
case EVENT_LOW_ENERGY_UPDATE:
date_time = watch_rtc_get_date_time();
timestamp = watch_utility_date_time_to_unix_time(date_time, movement_timezone_offsets[settings->bit.time_zone] * 60);
date_time = watch_utility_date_time_from_unix_time(timestamp, movement_timezone_offsets[state->settings.timezone_index] * 60);
previous_date_time = state->previous_date_time;
state->previous_date_time = date_time.reg;
if (date_time.reg >> 6 == previous_date_time >> 6 && event.event_type != EVENT_LOW_ENERGY_UPDATE) {
// everything before seconds is the same, don't waste cycles setting those segments.
pos = 8;
sprintf(buf, "%02d", date_time.unit.second);
} else if (date_time.reg >> 12 == previous_date_time >> 12 && event.event_type != EVENT_LOW_ENERGY_UPDATE) {
// everything before minutes is the same.
pos = 6;
sprintf(buf, "%02d%02d", date_time.unit.minute, date_time.unit.second);
} else {
// other stuff changed; let's do it all.
if (!settings->bit.clock_mode_24h) {
// if we are in 12 hour mode, do some cleanup.
if (date_time.unit.hour < 12) {
watch_clear_indicator(WATCH_INDICATOR_PM);
} else {
watch_set_indicator(WATCH_INDICATOR_PM);
}
date_time.unit.hour %= 12;
if (date_time.unit.hour == 0) date_time.unit.hour = 12;
}
pos = 0;
if (event.event_type == EVENT_LOW_ENERGY_UPDATE) {
if (!watch_tick_animation_is_running()) watch_start_tick_animation(500);
sprintf(buf, "%c%c%2d%2d%02d ",
movement_valid_position_0_chars[state->settings.char_0],
movement_valid_position_1_chars[state->settings.char_1],
date_time.unit.day,
date_time.unit.hour,
date_time.unit.minute);
} else {
sprintf(buf, "%c%c%2d%2d%02d%02d",
movement_valid_position_0_chars[state->settings.char_0],
movement_valid_position_1_chars[state->settings.char_1],
date_time.unit.day,
date_time.unit.hour,
date_time.unit.minute,
date_time.unit.second);
}
}
watch_display_string(buf, pos);
break;
case EVENT_MODE_BUTTON_UP:
movement_move_to_next_face();
return false;
case EVENT_LIGHT_BUTTON_DOWN:
movement_illuminate_led();
break;
case EVENT_ALARM_LONG_PRESS:
movement_request_tick_frequency(4);
state->current_screen = 1;
break;
default:
break;
}
return true;
}
bool world_clock_face_do_settings_mode(movement_event_t event, movement_settings_t *settings, world_clock_state_t *state) {
switch (event.event_type) {
case EVENT_MODE_BUTTON_UP:
movement_move_to_next_face();
return false;
case EVENT_LIGHT_BUTTON_DOWN:
state->current_screen++;
if (state->current_screen > 3) {
movement_request_tick_frequency(1);
state->current_screen = 0;
state->previous_date_time = 0xFFFFFFFF;
world_clock_face_do_display_mode(event, settings, state);
}
break;
case EVENT_ALARM_BUTTON_DOWN:
switch (state->current_screen) {
case 1:
state->settings.char_0++;
if (state->settings.char_0 >= strlen(movement_valid_position_0_chars)) {
state->settings.char_0 = 0;
}
break;
case 2:
state->settings.char_1++;
if (state->settings.char_1 >= strlen(movement_valid_position_1_chars)) {
state->settings.char_1 = 0;
}
break;
case 3:
state->settings.timezone_index++;
if (state->settings.timezone_index > 40) state->settings.timezone_index = 0;
break;
}
break;
case EVENT_TIMEOUT:
movement_move_to_face(0);
break;
default:
break;
}
char buf[13];
sprintf(buf, "%c%c %3d%02d ",
movement_valid_position_0_chars[state->settings.char_0],
movement_valid_position_1_chars[state->settings.char_1],
(int8_t) (movement_timezone_offsets[state->settings.timezone_index] / 60),
(int8_t) (movement_timezone_offsets[state->settings.timezone_index] % 60) * (movement_timezone_offsets[state->settings.timezone_index] < 0 ? -1 : 1));
watch_set_colon();
watch_clear_indicator(WATCH_INDICATOR_PM);
// blink up the parameter we're setting
if (event.subsecond % 2) {
switch (state->current_screen) {
case 1:
case 2:
buf[state->current_screen - 1] = '_';
break;
case 3:
watch_clear_colon();
sprintf(buf + 3, " ");
break;
}
}
watch_display_string(buf, 0);
return true;
}
bool world_clock_face_loop(movement_event_t event, movement_settings_t *settings, void *context) {
world_clock_state_t *state = (world_clock_state_t *)context;
if (state->current_screen == 0) {
return world_clock_face_do_display_mode(event, settings, state);
} else {
return world_clock_face_do_settings_mode(event, settings, state);
}
}
void world_clock_face_resign(movement_settings_t *settings, void *context) {
(void) settings;
(void) context;
movement_request_tick_frequency(1);
}
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