parent
9de9d71952
commit
1eb8523e95
@ -0,0 +1,77 @@
|
||||
/*
|
||||
Copyright 2013 Mathias Andersson <wraul@dbox.se>
|
||||
|
||||
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 "backlight.h"
|
||||
#include "eeconfig.h"
|
||||
#include "debug.h"
|
||||
|
||||
backlight_config_t backlight_config;
|
||||
|
||||
void backlight_init(void)
|
||||
{
|
||||
/* check signature */
|
||||
if (!eeconfig_is_enabled()) {
|
||||
eeconfig_init();
|
||||
}
|
||||
backlight_config.raw = eeconfig_read_backlight();
|
||||
backlight_set(backlight_config.enable ? backlight_config.level : 0);
|
||||
}
|
||||
|
||||
void backlight_increase(void)
|
||||
{
|
||||
if(backlight_config.level < BACKLIGHT_LEVELS)
|
||||
{
|
||||
backlight_config.level++;
|
||||
backlight_config.enable = 1;
|
||||
eeconfig_write_backlight(backlight_config.raw);
|
||||
}
|
||||
dprintf("backlight increase: %u\n", backlight_config.level);
|
||||
backlight_set(backlight_config.level);
|
||||
}
|
||||
|
||||
void backlight_decrease(void)
|
||||
{
|
||||
if(backlight_config.level > 0)
|
||||
{
|
||||
backlight_config.level--;
|
||||
backlight_config.enable = !!backlight_config.level;
|
||||
eeconfig_write_backlight(backlight_config.raw);
|
||||
}
|
||||
dprintf("backlight decrease: %u\n", backlight_config.level);
|
||||
backlight_set(backlight_config.level);
|
||||
}
|
||||
|
||||
void backlight_toggle(void)
|
||||
{
|
||||
backlight_config.enable ^= 1;
|
||||
eeconfig_write_backlight(backlight_config.raw);
|
||||
dprintf("backlight toggle: %u\n", backlight_config.enable);
|
||||
backlight_set(backlight_config.enable ? backlight_config.level : 0);
|
||||
}
|
||||
|
||||
void backlight_step(void)
|
||||
{
|
||||
backlight_config.level++;
|
||||
if(backlight_config.level > BACKLIGHT_LEVELS)
|
||||
{
|
||||
backlight_config.level = 0;
|
||||
}
|
||||
backlight_config.enable = !!backlight_config.level;
|
||||
eeconfig_write_backlight(backlight_config.raw);
|
||||
dprintf("backlight step: %u\n", backlight_config.level);
|
||||
backlight_set(backlight_config.level);
|
||||
}
|
@ -0,0 +1,41 @@
|
||||
/*
|
||||
Copyright 2013 Mathias Andersson <wraul@dbox.se>
|
||||
|
||||
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/>.
|
||||
*/
|
||||
|
||||
#ifndef BACKLIGHT_H
|
||||
#define BACKLIGHT_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
typedef union {
|
||||
uint8_t raw;
|
||||
struct {
|
||||
bool enable:1;
|
||||
uint8_t level:7;
|
||||
};
|
||||
} backlight_config_t;
|
||||
|
||||
void backlight_init(void);
|
||||
|
||||
void backlight_increase(void);
|
||||
void backlight_decrease(void);
|
||||
void backlight_toggle(void);
|
||||
void backlight_step(void);
|
||||
|
||||
void backlight_set(uint8_t level);
|
||||
|
||||
#endif
|
Loading…
Reference in new issue