135 lines
3.0 KiB
C
135 lines
3.0 KiB
C
#include <stdio.h>
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#include <string.h>
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#include "watch.h"
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typedef struct ApplicationState {
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bool play;
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} ApplicationState;
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ApplicationState application_state;
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void cb_alarm_pressed(void) {
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application_state.play = true;
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}
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void app_init(void) {
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memset(&application_state, 0, sizeof(application_state));
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}
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void app_wake_from_backup(void) {
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}
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void app_setup(void) {
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watch_register_extwake_callback(BTN_ALARM, cb_alarm_pressed, true);
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watch_enable_display();
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watch_enable_buzzer();
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}
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void app_prepare_for_standby(void) {
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watch_display_string(" rains ", 2);
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}
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void app_wake_from_standby(void) {
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}
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bool app_loop(void) {
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if (application_state.play) {
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printf("Playing song...\n");
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const BuzzerNote rains[] = {
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BUZZER_NOTE_A4,
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BUZZER_NOTE_F5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_A4,
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BUZZER_NOTE_E5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_A4,
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BUZZER_NOTE_F5,
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BUZZER_NOTE_G5,
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BUZZER_NOTE_E5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_A4,
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BUZZER_NOTE_G5,
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BUZZER_NOTE_F5,
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BUZZER_NOTE_E5,
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BUZZER_NOTE_D5,
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BUZZER_NOTE_E5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_A5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_A5,
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BUZZER_NOTE_A5SHARP_B5FLAT,
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BUZZER_NOTE_G5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_C5,
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BUZZER_NOTE_A5,
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BUZZER_NOTE_A5SHARP_B5FLAT,
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BUZZER_NOTE_G5,
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BUZZER_NOTE_REST,
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BUZZER_NOTE_D5,
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BUZZER_NOTE_A5SHARP_B5FLAT,
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BUZZER_NOTE_A5,
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BUZZER_NOTE_G5,
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BUZZER_NOTE_F5,
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BUZZER_NOTE_E5,
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};
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const uint16_t durations[] = {
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200,
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600,
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100,
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200,
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600,
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100,
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200,
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400,
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400,
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600,
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100,
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200,
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400,
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400,
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400,
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400,
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800,
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600,
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200,
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50,
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400,
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200,
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400,
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100,
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200,
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400,
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400,
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400,
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200,
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200,
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400,
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400,
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400,
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400,
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900,
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};
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application_state.play = false;
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for(size_t i = 0; i < sizeof(rains); i++) {
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char buf[9] = {0};
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if (rains[i] == BUZZER_NOTE_REST) {
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printf("rest for %d ms\n", durations[i]);
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sprintf(buf, "%2drESt ", i);
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} else {
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printf("playing note %2d: %3.0f Hz for %d ms\n", i, 1000000.0 / (float)NotePeriods[rains[i]], durations[i]);
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sprintf(buf, "%2d%6d", i, NotePeriods[rains[i]]);
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}
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watch_display_string(buf, 2);
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watch_buzzer_play_note(rains[i], durations[i]);
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}
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printf("done!\n\n");
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}
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return true;
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}
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