world clock: support longer cities on custom LCD

This commit is contained in:
Joey Castillo 2025-03-15 15:20:22 -04:00
parent ecc633fab4
commit 7d129ba6c3
5 changed files with 143 additions and 30 deletions

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@ -66,9 +66,6 @@ movement_event_t event;
int8_t _movement_dst_offset_cache[NUM_ZONE_NAMES] = {0};
#define TIMEZONE_DOES_NOT_OBSERVE (-127)
const char movement_valid_position_0_chars[] = " AaBbCcDdEeFGgHhIiJKLMNnOoPQrSTtUuWXYZ-='+\\/0123456789";
const char movement_valid_position_1_chars[] = " ABCDEFHlJLNORTtUX-='01378";
void cb_mode_btn_interrupt(void);
void cb_light_btn_interrupt(void);
void cb_alarm_btn_interrupt(void);

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@ -155,8 +155,6 @@ typedef struct {
} movement_event_t;
extern const int16_t movement_timezone_offsets[];
extern const char movement_valid_position_0_chars[];
extern const char movement_valid_position_1_chars[];
/** @brief Perform setup for your watch face.
* @details It's tempting to say this is 'one-time' setup, but technically this function is called more than

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@ -28,10 +28,99 @@
#include "watch.h"
#include "watch_utility.h"
#include "watch_common_display.h"
#include "filesystem.h"
#include "zones.h"
void _update_timezone_offset(world_clock_state_t *state);
void _update_timezone_offset(world_clock_state_t *state) {
static int world_clock_instances;
static void persist_world_clock_settings(world_clock_state_t *state) {
world_clock_settings_t maybe_settings;
char filename[13];
maybe_settings.reg = 0xFFFFFFFF;
sprintf(filename, "wclk_%03d.u32", state->clock_index);
filesystem_read_file(filename, (char *) &maybe_settings.reg, sizeof(world_clock_settings_t));
if (state->settings.reg != maybe_settings.reg) {
filesystem_write_file(filename, (char *) &state->settings.reg, sizeof(world_clock_settings_t));
}
}
static void advance_character_at_position(char *character, uint8_t position) {
bool is_custom_lcd = watch_get_lcd_type() == WATCH_LCD_TYPE_CUSTOM;
if (is_custom_lcd || position == 0) {
// On custom LCD and classic's position 0 we support all characters.
// All we need to do is jump around the ASCII table to the useful ones.
switch (*character) {
case ' ':
*character = 'A';
break;
case 'z':
*character = '0';
break;
case '9':
*character = '{';
break;
case '}':
*character = '*';
break;
case '.':
*character = '/';
break;
case '/':
case 0x7F: // failsafe: if they've broken out of the intended rotation, return them to 0x20
*character = ' ';
break;
default:
*character += 1;
break;
}
} else {
// otherwise we have to do some wacky shit
switch (*character) {
case ' ':
*character = 'A';
break;
case 'F':
case 'J':
case 'L':
case 'R':
case '1':
*character += 2;
break;
case 'H':
*character = 'l';
break;
case 'l':
*character = 'J';
break;
case 'O':
*character = 'R';
break;
case 'U':
*character = 'X';
break;
case 'X':
*character = '0';
break;
case '3':
*character = '7';
break;
case '8':
*character = '{';
break;
case '{':
case 0x7F: // failsafe: if they've broken out of the intended rotation, return them to 0x20
*character = ' ';
break;
default:
*character += 1;
break;
}
}
}
static void _update_timezone_offset(world_clock_state_t *state) {
state->current_offset = movement_get_current_timezone_offset_for_zone(state->settings.bit.timezone_index);
}
@ -41,7 +130,20 @@ void world_clock_face_setup(uint8_t watch_face_index, void ** context_ptr) {
*context_ptr = malloc(sizeof(world_clock_state_t));
memset(*context_ptr, 0, sizeof(world_clock_state_t));
world_clock_state_t *state = (world_clock_state_t *)*context_ptr;
state->settings.bit.timezone_index = UTZ_UTC;
state->clock_index = world_clock_instances++;
// load settings from file if it exists
char filename[13];
sprintf(filename, "wclk_%03d.u32", state->clock_index);
if (filesystem_file_exists(filename)) {
filesystem_read_file(filename, (char *) &state->settings.reg, sizeof(world_clock_settings_t));
} else {
// otherwise make all characters blank by default, and set to UTC time
state->settings.bit.char_0 = ' ';
state->settings.bit.char_1 = ' ';
state->settings.bit.char_2 = ' ';
state->settings.bit.timezone_index = UTZ_UTC;
}
}
}
@ -95,8 +197,11 @@ static bool world_clock_face_do_display_mode(movement_event_t event, world_clock
date_time.unit.hour %= 12;
if (date_time.unit.hour == 0) date_time.unit.hour = 12;
}
watch_display_character(movement_valid_position_0_chars[state->settings.bit.char_0], 0);
watch_display_character(movement_valid_position_0_chars[state->settings.bit.char_1], 1);
watch_display_character(state->settings.bit.char_0, 0);
watch_display_character(state->settings.bit.char_1, 1);
if (watch_get_lcd_type() == WATCH_LCD_TYPE_CUSTOM) {
watch_display_character(state->settings.bit.char_2, 10);
}
sprintf(buf, "%2d%2d%02d%02d", date_time.unit.day, date_time.unit.hour, date_time.unit.minute, date_time.unit.second);
watch_display_text(WATCH_POSITION_TOP_RIGHT, buf);
watch_display_text(WATCH_POSITION_HOURS, buf + 2);
@ -120,18 +225,21 @@ static bool world_clock_face_do_display_mode(movement_event_t event, world_clock
}
static bool _world_clock_face_do_settings_mode(movement_event_t event, world_clock_state_t *state) {
bool is_custom_lcd;
switch (event.event_type) {
case EVENT_MODE_BUTTON_UP:
if (state->backup_register) watch_store_backup_data(state->settings.reg, state->backup_register);
persist_world_clock_settings(state);
movement_move_to_next_face();
return false;
case EVENT_LIGHT_BUTTON_DOWN:
state->current_screen++;
if (state->current_screen > 3) {
is_custom_lcd = watch_get_lcd_type() == WATCH_LCD_TYPE_CUSTOM;
if ((is_custom_lcd && state->current_screen > 4) || (!is_custom_lcd && state->current_screen > 3)) {
movement_request_tick_frequency(1);
_update_timezone_offset(state);
state->current_screen = 0;
if (state->backup_register) watch_store_backup_data(state->settings.reg, state->backup_register);
persist_world_clock_settings(state);
event.event_type = EVENT_ACTIVATE;
return world_clock_face_do_display_mode(event, state);
}
@ -139,24 +247,25 @@ static bool _world_clock_face_do_settings_mode(movement_event_t event, world_clo
case EVENT_ALARM_BUTTON_DOWN:
switch (state->current_screen) {
case 1:
state->settings.bit.char_0++;
if (state->settings.bit.char_0 >= strlen(movement_valid_position_0_chars)) {
state->settings.bit.char_0 = 0;
}
advance_character_at_position(&state->settings.bit.char_0, 0);
break;
case 2:
state->settings.bit.char_1++;
if (state->settings.bit.char_1 >= strlen(movement_valid_position_1_chars)) {
state->settings.bit.char_1 = 0;
}
advance_character_at_position(&state->settings.bit.char_1, 1);
break;
case 3:
if (watch_get_lcd_type() == WATCH_LCD_TYPE_CUSTOM) {
advance_character_at_position(&state->settings.bit.char_2, 2);
break;
}
// fall through
case 4:
state->settings.bit.timezone_index++;
if (state->settings.bit.timezone_index >= NUM_ZONE_NAMES) state->settings.bit.timezone_index = 0;
break;
}
break;
case EVENT_TIMEOUT:
persist_world_clock_settings(state);
movement_move_to_face(0);
break;
default:
@ -166,10 +275,11 @@ static bool _world_clock_face_do_settings_mode(movement_event_t event, world_clo
char buf[13];
watch_clear_colon();
sprintf(buf, "%c%c %s",
movement_valid_position_0_chars[state->settings.bit.char_0],
movement_valid_position_1_chars[state->settings.bit.char_1],
watch_utility_time_zone_name_at_index(state->settings.bit.timezone_index));
sprintf(buf, "%c%c %s%c",
state->settings.bit.char_0,
state->settings.bit.char_1,
watch_utility_time_zone_name_at_index(state->settings.bit.timezone_index),
state->settings.bit.char_2);
watch_clear_indicator(WATCH_INDICATOR_PM);
// blink up the parameter we're setting
@ -180,7 +290,13 @@ static bool _world_clock_face_do_settings_mode(movement_event_t event, world_clo
buf[state->current_screen - 1] = '_';
break;
case 3:
sprintf(buf + 3, " ");
if (watch_get_lcd_type() == WATCH_LCD_TYPE_CUSTOM) {
buf[10] = '_';
break;
}
// fall through
case 4:
memcpy(buf + 4, " ", 6);
break;
}
}

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@ -50,8 +50,9 @@
typedef union {
struct {
uint8_t char_0;
uint8_t char_1;
char char_0;
char char_1;
char char_2;
uint8_t timezone_index;
} bit;
uint32_t reg;
@ -59,7 +60,7 @@ typedef union {
typedef struct {
world_clock_settings_t settings;
uint8_t backup_register;
uint8_t clock_index;
uint8_t current_screen;
uint32_t previous_date_time;
int32_t current_offset;

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@ -218,7 +218,8 @@ void watch_display_text(watch_position_t location, const char *string) {
watch_display_string(string, 0);
#pragma GCC diagnostic pop
if (watch_get_lcd_type() == WATCH_LCD_TYPE_CUSTOM) {
watch_display_character(' ', 10);
if (strlen(string) >= 11) watch_display_character(string[10], 10);
else watch_display_character(' ', 10);
}
}
}