203 lines
7.9 KiB
C

/*
* MIT License
*
* Copyright (c) 2023 Bernd Plontsch
* Copyright (c) 2025 Daniel Bergman
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <stdlib.h>
#include "breathing_face.h"
#include "watch.h"
typedef struct {
uint8_t current_stage;
uint8_t indication_mode; // 0 = sound only, 1 = LED only, 2 = all off
uint8_t led_on_state; // 0 = LED off, 1 = LED on
} breathing_state_t;
static void update_indicators(breathing_state_t *state);
const int NOTE_LENGTH = 80;
static const watch_buzzer_note_t IN_NOTES[] = { BUZZER_NOTE_C4, BUZZER_NOTE_D4, BUZZER_NOTE_E4 };
static const uint16_t IN_DUR[] = { NOTE_LENGTH, NOTE_LENGTH, NOTE_LENGTH };
static const watch_buzzer_note_t IN_HOLD_NOTES[] = { BUZZER_NOTE_E4, BUZZER_NOTE_REST, BUZZER_NOTE_E4 };
static const uint16_t IN_HOLD_DUR[] = { NOTE_LENGTH, NOTE_LENGTH * 2, NOTE_LENGTH };
static const watch_buzzer_note_t OUT_NOTES[] = { BUZZER_NOTE_E4, BUZZER_NOTE_D4, BUZZER_NOTE_C4 };
static const uint16_t OUT_DUR[] = { NOTE_LENGTH, NOTE_LENGTH, NOTE_LENGTH };
static const watch_buzzer_note_t OUT_HOLD_NOTES[] = { BUZZER_NOTE_C4, BUZZER_NOTE_REST * 2, BUZZER_NOTE_C4 };
static const uint16_t OUT_HOLD_DUR[] = { NOTE_LENGTH, NOTE_LENGTH, NOTE_LENGTH };
void breathing_face_setup(uint8_t watch_face_index, void ** context_ptr) {
(void) watch_face_index; // Unused parameter
if (*context_ptr == NULL) {
breathing_state_t *state = malloc(sizeof(breathing_state_t));
state->current_stage = 0;
state->indication_mode = 0; // Start with sound only
state->led_on_state = 0;
*context_ptr = state;
}
}
void breathing_face_activate(void *context) {
breathing_state_t *state = (breathing_state_t *)context;
state->current_stage = 0;
update_indicators(state);
}
static void update_indicators(breathing_state_t *state) {
switch (state->indication_mode) {
case 0: // sound only
watch_set_indicator(WATCH_INDICATOR_BELL);
watch_clear_indicator(WATCH_INDICATOR_SIGNAL);
break;
case 1: // LED only
watch_clear_indicator(WATCH_INDICATOR_BELL);
watch_set_indicator(WATCH_INDICATOR_SIGNAL);
break;
case 2: // all off
default:
watch_clear_indicator(WATCH_INDICATOR_BELL);
watch_clear_indicator(WATCH_INDICATOR_SIGNAL);
break;
}
}
static void breathe_notify(breathing_state_t *state, const watch_buzzer_note_t *notes, const uint16_t *durations, size_t count, bool use_red_led) {
if (state->indication_mode == 2) return;
for (size_t i = 0; i < count; i++) {
if (state->indication_mode == 1 && notes[i] != BUZZER_NOTE_REST) {
if (use_red_led) watch_set_led_red();
else watch_set_led_green();
state->led_on_state = 1;
} else if (state->indication_mode == 0) {
watch_buzzer_play_note(notes[i], durations[i]);
}
}
}
bool breathing_face_loop(movement_event_t event, void *context) {
breathing_state_t *state = (breathing_state_t *)context;
switch (event.event_type) {
case EVENT_ACTIVATE:
case EVENT_TICK:
if (state->led_on_state == 1) {
watch_set_led_off();
state->led_on_state = 0;
}
switch (state->current_stage) {
case 0: {
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Breath", "Breath");
if (state->indication_mode != 2)
breathe_notify(state, IN_NOTES, IN_DUR, 3, false);
break;
}
case 1:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "ln 3", "In 3");
break;
case 2:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "ln 2", "In 2");
break;
case 3:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "ln 1", "In 1");
break;
case 4: {
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 4", "Hold 4");
if (state->indication_mode != 2)
breathe_notify(state, IN_HOLD_NOTES, IN_HOLD_DUR, 3, true);
break;
}
case 5:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 3", "Hold 3");
break;
case 6:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 2", "Hold 2");
break;
case 7:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 1", "Hold 1");
break;
case 8: {
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Out 4", "Ou t 4");
if (state->indication_mode != 2)
breathe_notify(state, OUT_NOTES, OUT_DUR, 3, false);
break;
}
case 9:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Out 3", "Ou t 3");
break;
case 10:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Out 2", "Ou t 2");
break;
case 11:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Out 1", "Ou t 1");
break;
case 12: {
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 4", "Hold 4");
if (state->indication_mode != 2)
breathe_notify(state, OUT_HOLD_NOTES, OUT_HOLD_DUR, 3, true);
break;
}
case 13:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 3", "Hold 3");
break;
case 14:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 2", "Hold 2");
break;
case 15:
watch_display_text_with_fallback(WATCH_POSITION_BOTTOM, "Hold 1", "Hold 1");
break;
default:
break;
}
// and increment it so that it will update on the next tick.
state->current_stage = (state->current_stage + 1) % 16;
break;
case EVENT_ALARM_BUTTON_UP:
// Cycle through the indication modes
state->indication_mode = (state->indication_mode + 1) % 3;
update_indicators(state);
break;
case EVENT_LOW_ENERGY_UPDATE:
// We don't want to go to sleep while we're breathing.
movement_request_wake();
break;
case EVENT_TIMEOUT:
// We stay in this face until the user chooses to exit
break;
default:
movement_default_loop_handler(event);
break;
}
return true;
}
void breathing_face_resign(void *context) {
(void) context; // Silence unused parameter warning
watch_set_led_off();
}