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#include <stdio.h>
#include <string.h>
#include "watch.h"
#include "launcher.h"
#include "launcher_config.h"
LauncherState launcher_state;
void * widget_contexts[LAUNCHER_NUM_WIDGETS];
void cb_mode_pressed();
void cb_light_pressed();
void cb_alarm_pressed();
void cb_tick();
void launcher_request_tick_frequency(uint8_t freq) {
// FIXME: there is an issue where after changing tick frequencies on a widget switch, something glitchy happens on the next one.
watch_rtc_disable_all_periodic_callbacks();
launcher_state.subsecond = 0;
launcher_state.tick_frequency = freq;
watch_rtc_register_periodic_callback(cb_tick, freq);
}
void launcher_illuminate_led() {
launcher_state.light_ticks = 3;
}
void launcher_move_to_widget(uint8_t widget_index) {
launcher_state.widget_changed = true;
widgets[launcher_state.current_widget].resign(&launcher_state.launcher_settings, widget_contexts[launcher_state.current_widget]);
launcher_state.current_widget = widget_index;
watch_clear_display();
widgets[launcher_state.current_widget].activate(&launcher_state.launcher_settings, widget_contexts[launcher_state.current_widget]);
widgets[launcher_state.current_widget].loop(EVENT_ACTIVATE, &launcher_state.launcher_settings, launcher_state.subsecond, widget_contexts[launcher_state.current_widget]);
}
void launcher_move_to_next_widget() {
launcher_move_to_widget((launcher_state.current_widget + 1) % LAUNCHER_NUM_WIDGETS);
}
void app_init() {
memset(&launcher_state, 0, sizeof(launcher_state));
launcher_state.launcher_settings.bit.led_green_color = 0xF;
watch_date_time date_time = watch_rtc_get_date_time();
watch_rtc_set_date_time(date_time);
}
void app_wake_from_deep_sleep() {
// This app does not support deep sleep mode.
}
void app_setup() {
watch_enable_external_interrupts();
watch_register_interrupt_callback(BTN_MODE, cb_mode_pressed, INTERRUPT_TRIGGER_BOTH);
watch_register_interrupt_callback(BTN_LIGHT, cb_light_pressed, INTERRUPT_TRIGGER_BOTH);
watch_register_interrupt_callback(BTN_ALARM, cb_alarm_pressed, INTERRUPT_TRIGGER_BOTH);
watch_enable_buzzer();
watch_enable_leds();
watch_enable_display();
launcher_request_tick_frequency(1);
for(uint8_t i = 0; i < LAUNCHER_NUM_WIDGETS; i++) {
widgets[i].setup(&launcher_state.launcher_settings, &widget_contexts[i]);
}
launcher_move_to_widget(0);
}
void app_prepare_for_sleep() {
}
void app_wake_from_sleep() {
}
LauncherEvent event;
bool app_loop() {
// play a beep if the widget has changed in response to a user's press of the MODE button
if (launcher_state.widget_changed) {
// low note for nonzero case, high note for return to widget 0
watch_buzzer_play_note(launcher_state.current_widget ? BUZZER_NOTE_C7 : BUZZER_NOTE_C8, 50);
launcher_state.widget_changed = false;
}
// If the LED is off and should be on, turn it on
if (launcher_state.light_ticks > 0 && !launcher_state.led_on) {
watch_set_led_color(launcher_state.launcher_settings.bit.led_red_color ? (0xF | launcher_state.launcher_settings.bit.led_red_color << 4) : 0,
launcher_state.launcher_settings.bit.led_green_color ? (0xF | launcher_state.launcher_settings.bit.led_green_color << 4) : 0);
launcher_state.led_on = true;
}
// if the LED is on and should be off, turn it off
if (launcher_state.led_on && launcher_state.light_ticks == 0) {
// unless the user is holding down the LIGHT button, in which case, give them more time.
if (watch_get_pin_level(BTN_LIGHT)) {
launcher_state.light_ticks = 3;
} else {
watch_set_led_off();
launcher_state.led_on = false;
}
}
if (event) {
widgets[launcher_state.current_widget].loop(event, &launcher_state.launcher_settings, launcher_state.subsecond, widget_contexts[launcher_state.current_widget]);
event = 0;
}
if (launcher_state.led_on) return false;
return true;
}
LauncherEvent _figure_out_button_event(LauncherEvent button_down_event, uint8_t *down_timestamp) {
watch_date_time date_time = watch_rtc_get_date_time();
if (*down_timestamp) {
uint8_t diff = ((61 + date_time.unit.second) - *down_timestamp) % 60;
*down_timestamp = 0;
if (diff > 1) return button_down_event + 2;
else return button_down_event + 1;
} else {
*down_timestamp = date_time.unit.second + 1;
return button_down_event;
}
}
void cb_light_pressed() {
event = _figure_out_button_event(EVENT_LIGHT_BUTTON_DOWN, &launcher_state.light_down_timestamp);
}
void cb_mode_pressed() {
event = _figure_out_button_event(EVENT_MODE_BUTTON_DOWN, &launcher_state.mode_down_timestamp);
}
void cb_alarm_pressed() {
event = _figure_out_button_event(EVENT_ALARM_BUTTON_DOWN, &launcher_state.alarm_down_timestamp);
}
void cb_tick() {
event = EVENT_TICK;
watch_date_time date_time = watch_rtc_get_date_time();
if (date_time.unit.second != launcher_state.last_second) {
if (launcher_state.light_ticks) launcher_state.light_ticks--;
launcher_state.last_second = date_time.unit.second;
launcher_state.subsecond = 0;
} else {
launcher_state.subsecond++;
}
}
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