keychron_qmk_firmware/keyboards/keychron/bluetooth/indicator.c

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2022-08-03 14:53:42 +06:00
/* Copyright 2021 @ lokher (https://www.keychron.com)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "quantum.h"
#include "indicator.h"
#include "transport.h"
#include "battery.h"
#include "eeconfig.h"
#include "bluetooth_config.h"
#include "config.h"
#if defined(LED_MATRIX_ENABLE) || defined(RGB_MATRIX_ENABLE)
# ifdef LED_MATRIX_ENABLE
# include "led_matrix.h"
# endif
# ifdef RGB_MATRIX_ENABLE
# include "rgb_matrix.h"
# endif
# include "i2c_master.h"
# include "bat_level_animation.h"
#endif
#ifdef LED_MATRIX_ENABLE
# define DECIDE_TIME(t, duration) (duration == 0 ? LED_DISABLE_TIME_INFINITE : ((t > duration) ? t : duration))
#endif
#ifdef RGB_MATRIX_ENABLE
# define DECIDE_TIME(t, duration) (duration == 0 ? RGB_DISABLE_TIME_INFINITE : ((t > duration) ? t : duration))
#endif
#define LED_ON 0x80
#define INDICATOR_SET(s) \
indicator_config.type = s##_config.type; \
indicator_config.on_time = s##_config.on_time; \
indicator_config.off_time = s##_config.off_time; \
indicator_config.duration = s##_config.duration; \
indicator_config.highlight = s##_config.highlight; \
indicator_config.elapsed = 0;
indicator_config_t pairing_config = INDICATOR_CONFIG_PARING;
indicator_config_t connected_config = INDICATOR_CONFIG_CONNECTD;
indicator_config_t reconnecting_config = INDICATOR_CONFIG_RECONNECTING;
indicator_config_t disconnected_config = INDICATOR_CONFIG_DISCONNECTED;
enum {
BACKLIGHT_OFF = 0x00,
BACKLIGHT_ON_CONNECTED = 0x01,
BACKLIGHT_ON_UNCONNECTED = 0x02,
};
indicator_config_t indicator_config;
static bluetooth_state_t indicator_state;
static uint16_t next_period;
static indicator_type_t type;
static uint32_t indicator_timer_buffer;
static uint32_t battery_low_indicator = 0;
#if defined(LED_MATRIX_ENABLE) || defined(RGB_MATRIX_ENABLE)
backlight_state_t original_backlight_state;
static uint8_t host_led_matrix_list[HOST_DEVICES_COUNT] = HOST_LED_MATRIX_LIST;
#endif
#ifdef HOST_LED_PIN_LIST
static pin_t host_led_pin_list[HOST_DEVICES_COUNT] = HOST_LED_PIN_LIST;
#endif
void indicator_init(void) {
#ifdef HOST_LED_PIN_LIST
for (uint8_t i = 0; i < HOST_DEVICES_COUNT; i++) {
setPinOutput(host_led_pin_list[i]);
writePin(host_led_pin_list[i], !HOST_LED_PIN_ON_STATE);
}
#endif
#ifdef BAT_LOW_LED_PIN
setPinOutput(BAT_LOW_LED_PIN);
writePin(BAT_LOW_LED_PIN, !BAT_LOW_LED_PIN_ON_STATE);
#endif
}
#if defined(LED_MATRIX_ENABLE) || defined(RGB_MATRIX_ENABLE)
void indicator_enable(void) {
# ifdef LED_MATRIX_ENABLE
if (!led_matrix_is_enabled()) {
led_matrix_enable_noeeprom();
}
# endif
# ifdef RGB_MATRIX_ENABLE
if (!rgb_matrix_is_enabled()) {
rgb_matrix_enable_noeeprom();
}
# endif
}
void indicator_disable(void) {
# ifdef LED_MATRIX_ENABLE
led_matrix_disable_noeeprom();
# endif
# ifdef RGB_MATRIX_ENABLE
rgb_matrix_disable_noeeprom();
# endif
}
void indicator_set_backlit_timeout(uint32_t time) {
# ifdef LED_MATRIX_ENABLE
led_matrix_disable_timeout_set(time);
# endif
# ifdef RGB_MATRIX_ENABLE
rgb_matrix_disable_timeout_set(time);
# endif
}
static inline void indicator_reset_backlit_time(void) {
# ifdef LED_MATRIX_ENABLE
led_matrix_disable_time_reset();
# endif
# ifdef RGB_MATRIX_ENABLE
rgb_matrix_disable_time_reset();
# endif
}
bool indicator_is_enabled(void) {
# ifdef LED_MATRIX_ENABLE
return led_matrix_is_enabled();
# endif
# ifdef RGB_MATRIX_ENABLE
return rgb_matrix_is_enabled();
# endif
}
bool indicator_is_backlit_enabled_eeprom(void) {
# ifdef LED_MATRIX_ENABLE
return led_matrix_is_enabled_eeprom();
# endif
# ifdef RGB_MATRIX_ENABLE
return rgb_matrix_is_enabled_eeprom();
# endif
return false;
}
#endif
bool indicator_is_running(void) { return !!indicator_config.value; }
static void indicator_timer_cb(void *arg) {
if (*(indicator_type_t *)arg != INDICATOR_LAST) type = *(indicator_type_t *)arg;
bool time_up = false;
switch (type) {
case INDICATOR_NONE:
break;
case INDICATOR_OFF:
next_period = 0;
time_up = true;
break;
case INDICATOR_ON:
if (indicator_config.value) {
if (indicator_config.elapsed == 0) {
indicator_config.value |= LED_ON;
if (indicator_config.duration) {
indicator_config.elapsed += indicator_config.duration;
}
} else
time_up = true;
}
break;
case INDICATOR_ON_OFF:
if (indicator_config.value) {
if (indicator_config.elapsed == 0) {
indicator_config.value |= LED_ON;
next_period = indicator_config.on_time;
} else {
indicator_config.value = indicator_config.value & 0x0F;
next_period = indicator_config.duration - indicator_config.on_time;
}
if ((indicator_config.duration == 0 || indicator_config.elapsed <= indicator_config.duration) && next_period != 0) {
indicator_config.elapsed += next_period;
} else {
time_up = true;
}
}
break;
case INDICATOR_BLINK:
if (indicator_config.value) {
if (indicator_config.value & LED_ON) {
indicator_config.value = indicator_config.value & 0x0F;
next_period = indicator_config.off_time;
} else {
indicator_config.value |= LED_ON;
next_period = indicator_config.on_time;
}
if ((indicator_config.duration == 0 || indicator_config.elapsed <= indicator_config.duration) && next_period != 0) {
indicator_config.elapsed += next_period;
} else
time_up = true;
}
break;
default:
time_up = true;
next_period = 0;
break;
}
if (time_up) {
/* Set indicator to off on timeup, avoid keeping light up until next update in raindrop effect */
indicator_config.value = indicator_config.value & 0x0F;
#ifdef LED_MATRIX_ENABLE
led_matrix_indicators_kb();
#endif
#ifdef RGB_MATRIX_ENABLE
rgb_matrix_indicators_kb();
#endif
indicator_config.value = 0;
}
#ifdef HOST_LED_PIN_LIST
if (indicator_config.value && (indicator_config.value & 0x80)) {
writePin(host_led_pin_list[indicator_config.value & 0x0F], HOST_LED_PIN_ON_STATE);
} else {
writePin(host_led_pin_list[indicator_config.value & 0x0F], !HOST_LED_PIN_ON_STATE);
}
#endif
if (indicator_config.value == 0 && !indicator_is_backlit_enabled_eeprom()) {
indicator_disable();
}
}
void indicator_set(bluetooth_state_t state, uint8_t host_index) {
if (get_transport() != TRANSPORT_BLUETOOTH) return;
dprintf("indicator set: %d, %d\n", state, host_index);
static uint8_t current_state = 0;
static uint8_t current_host = 0;
bool host_index_changed = false;
if (current_host != host_index && state != BLUETOOTH_DISCONNECTED) {
host_index_changed = true;
current_host = host_index;
}
if (current_state != state || host_index_changed) {
current_state = state;
} else {
return;
}
indicator_timer_buffer = sync_timer_read32();
/* Turn on backlight mode for indicator */
indicator_enable();
indicator_reset_backlit_time();
switch (state) {
case BLUETOOTH_DISCONNECTED:
INDICATOR_SET(disconnected);
indicator_config.value = (indicator_config.type == INDICATOR_NONE) ? 0 : host_index;
indicator_timer_cb((void *)&indicator_config.type);
if (battery_is_critical_low()) {
indicator_set_backlit_timeout(1000);
} else {
/* Set timer so that user has chance to turn on the backlight when is off */
indicator_set_backlit_timeout(DECIDE_TIME(DISCONNECTED_BACKLIGHT_DISABLE_TIMEOUT * 1000, indicator_config.duration));
}
break;
case BLUETOOTH_CONNECTED:
if (indicator_state != BLUETOOTH_CONNECTED) {
INDICATOR_SET(connected);
indicator_config.value = (indicator_config.type == INDICATOR_NONE) ? 0 : host_index;
indicator_timer_cb((void *)&indicator_config.type);
}
indicator_set_backlit_timeout(DECIDE_TIME(CONNECTED_BACKLIGHT_DISABLE_TIMEOUT * 1000, indicator_config.duration));
break;
case BLUETOOTH_PARING:
INDICATOR_SET(pairing);
indicator_config.value = (indicator_config.type == INDICATOR_NONE) ? 0 : LED_ON | host_index;
indicator_timer_cb((void *)&indicator_config.type);
indicator_set_backlit_timeout(DECIDE_TIME(DISCONNECTED_BACKLIGHT_DISABLE_TIMEOUT * 1000, indicator_config.duration));
break;
case BLUETOOTH_RECONNECTING:
INDICATOR_SET(reconnecting);
indicator_config.value = (indicator_config.type == INDICATOR_NONE) ? 0 : LED_ON | host_index;
indicator_timer_cb((void *)&indicator_config.type);
indicator_set_backlit_timeout(DECIDE_TIME(DISCONNECTED_BACKLIGHT_DISABLE_TIMEOUT * 1000, indicator_config.duration));
break;
case BLUETOOTH_SUSPEND:
INDICATOR_SET(disconnected);
indicator_config.value = (indicator_config.type == INDICATOR_NONE) ? 0 : host_index;
indicator_timer_cb((void *)&indicator_config.type);
indicator_set_backlit_timeout(100);
break;
default:
break;
}
indicator_state = state;
}
void indicator_stop(void) {
indicator_config.value = 0;
if (indicator_is_backlit_enabled_eeprom()) {
indicator_enable();
} else {
indicator_disable();
}
}
void indicator_battery_low_enable(bool enable) {
battery_low_indicator = enable ? (sync_timer_read32() | 1) : 0;
#ifdef BAT_LOW_LED_PIN
if (!enable) writePin(BAT_LOW_LED_PIN, !BAT_LOW_LED_PIN_ON_STATE);
#endif
}
void indicator_task(void) {
bat_level_animiation_task();
if (indicator_config.value && sync_timer_elapsed32(indicator_timer_buffer) >= next_period) {
indicator_timer_cb((void *)&type);
indicator_timer_buffer = sync_timer_read32();
}
if (battery_low_indicator && sync_timer_elapsed32(battery_low_indicator) > LOW_BAT_ON_OFF_DURATION) {
#ifdef BAT_LOW_LED_PIN
togglePin(BAT_LOW_LED_PIN);
#endif
battery_low_indicator = sync_timer_read32() | 1;
}
}
#ifdef LED_MATRIX_ENABLE
void led_matrix_indicators_kb(void) {
if (get_transport() == TRANSPORT_BLUETOOTH) {
if (battery_is_critical_low()) {
/* Prevent backlight flash caused by key activities */
led_matrix_set_value_all(0);
return;
}
if (bat_level_animiation_actived()) {
bat_level_animiation_indicate();
}
static uint8_t last_host_index = 0xFF;
if (indicator_config.value) {
uint8_t host_index = indicator_config.value & 0x0F;
if (indicator_config.highlight) {
led_matrix_set_value_all(0);
} else if (last_host_index != host_index) {
led_matrix_set_value(host_led_matrix_list[last_host_index - 1], 0);
last_host_index = host_index;
}
if (indicator_config.value & 0x80)
led_matrix_set_value(host_led_matrix_list[host_index - 1], 255);
else
led_matrix_set_value(host_led_matrix_list[host_index - 1], 0);
}
# if defined(DIM_CAPS_LOCK) && defined(CAPS_LOCK_INDEX)
else if (host_keyboard_led_state().caps_lock) {
led_matrix_set_value(CAPS_LOCK_INDEX, 0);
}
# endif
}
}
#endif
#ifdef RGB_MATRIX_ENABLE
void rgb_matrix_indicators_kb(void) {
{
if (battery_is_critical_low()) {
/* Prevent backlight flash caused by key activities */
rgb_matrix_set_color_all(0, 0, 0);
return;
}
if (bat_level_animiation_actived()) {
bat_level_animiation_indicate();
}
static uint8_t last_host_index = 0xFF;
if (indicator_config.value) {
uint8_t host_index = indicator_config.value & 0x0F;
if (indicator_config.highlight) {
rgb_matrix_set_color_all(0, 0, 0);
} else if (last_host_index != host_index) {
rgb_matrix_set_color(host_led_matrix_list[last_host_index - 1], 0, 0, 0);
last_host_index = host_index;
}
if (indicator_config.value & 0x80) {
rgb_matrix_set_color(host_led_matrix_list[host_index - 1], 0, 0, 255);
} else {
rgb_matrix_set_color(host_led_matrix_list[host_index - 1], 0, 0, 0);
}
}
# if defined(DIM_CAPS_LOCK) && defined(CAPS_LOCK_INDEX)
else if (host_keyboard_led_state().caps_lock) {
rgb_matrix_set_color(CAPS_LOCK_INDEX, 0, 0, 0);
}
# endif
}
}
#endif