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tmk_keyboard_custom/keyboard/tentapad/backlight.c

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/*
Copyright 2014 Kai Ryu <kai1103@gmail.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 <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include "backlight.h"
#include "softpwm_led.h"
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#include "action.h"
#include "keymap_common.h"
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#ifdef BACKLIGHT_ENABLE
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static uint8_t backlight_mode;
static const uint8_t backlight_brightness = 0xFF;
enum {
LED_KEY_1 = 0,
LED_KEY_2,
LED_KEY_SIDE,
LED_BOARD_SIDE
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};
void backlight_set(uint8_t level)
{
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backlight_mode = level;
softpwm_led_set_all(0);
fading_led_set_duration(2);
fading_led_set_direction(FADING_LED_FADE_OUT);
breathing_led_set_duration(3);
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switch (level) {
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case 0:
softpwm_led_disable();
fading_led_disable_all();
breathing_led_disable_all();
softpwm_led_on(LED_KEY_SIDE);
softpwm_led_on(LED_BOARD_SIDE);
break;
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case 1:
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softpwm_led_set(LED_BOARD_SIDE, backlight_brightness);
fading_led_disable_all();
fading_led_enable(LED_KEY_SIDE);
breathing_led_disable_all();
softpwm_led_enable();
break;
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case 2:
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softpwm_led_set(LED_KEY_SIDE, backlight_brightness);
fading_led_disable_all();
fading_led_enable(LED_BOARD_SIDE);
breathing_led_disable_all();
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softpwm_led_enable();
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break;
case 3:
fading_led_disable_all();
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breathing_led_disable_all();
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breathing_led_enable(LED_KEY_SIDE);
breathing_led_enable(LED_BOARD_SIDE);
softpwm_led_enable();
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break;
case 4:
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softpwm_led_set(LED_KEY_SIDE, backlight_brightness);
breathing_led_disable_all();
breathing_led_enable(LED_BOARD_SIDE);
fading_led_disable_all();
softpwm_led_enable();
break;
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case 5:
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softpwm_led_set(LED_BOARD_SIDE, backlight_brightness);
breathing_led_disable_all();
breathing_led_enable(LED_KEY_SIDE);
fading_led_disable_all();
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softpwm_led_enable();
break;
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case 6:
fading_led_disable_all();
breathing_led_disable_all();
softpwm_led_disable();
break;
case 7:
fading_led_disable_all();
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breathing_led_disable_all();
softpwm_led_disable();
break;
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case 8:
softpwm_led_set_all(16);
fading_led_disable_all();
breathing_led_disable_all();
softpwm_led_enable();
break;
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}
}
#ifndef LEDMAP_ENABLE
void softpwm_led_init(void)
{
#ifndef EXPERIMENTAL
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DDRD |= (1<<PD0);
DDRB |= (1<<PB7);
DDRC |= (1<<PD5 | 1<<PD6);
#else
DDRB |= (1<<PB6);
#endif
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}
void softpwm_led_on(uint8_t index)
{
#ifndef EXPERIMENTAL
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switch (index) {
case LED_KEY_1:
PORTC |= (1<<PC5);
break;
case LED_KEY_2:
PORTC |= (1<<PC6);
break;
case LED_KEY_SIDE:
PORTB |= (1<<PB7);
break;
case LED_BOARD_SIDE:
PORTD |= (1<<PD0);
break;
}
#else
PORTB |= (1<<PB6);
#endif
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}
void softpwm_led_off(uint8_t index)
{
#ifndef EXPERIMENTAL
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switch (index) {
case LED_KEY_1:
PORTC &= ~(1<<PC5);
break;
case LED_KEY_2:
PORTC &= ~(1<<PC6);
break;
case LED_KEY_SIDE:
PORTB &= ~(1<<PB7);
break;
case LED_BOARD_SIDE:
PORTD &= ~(1<<PD0);
break;
}
#else
PORTB &= ~(1<<PB6);
#endif
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}
#endif
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extern uint8_t config_mode;
void action_keyevent(keyevent_t event)
{
if (config_mode) return;
if (event.key.col < 2) {
if (event.pressed) {
switch (backlight_mode) {
case 0: case 6:
softpwm_led_on(event.key.col);
break;
case 1 ... 5:
softpwm_led_set(event.key.col, backlight_brightness);
break;
}
}
else {
switch (backlight_mode) {
case 0: case 6:
softpwm_led_off(event.key.col);
break;
case 1 ... 5:
softpwm_led_set(event.key.col, 0);
break;
}
}
}
switch (backlight_mode) {
case 1:
if (event.pressed) {
softpwm_led_increase(LED_KEY_SIDE, 32);
}
break;
case 2:
if (event.pressed) {
softpwm_led_increase(LED_BOARD_SIDE, 32);
}
break;
}
}
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#endif