mirror of
https://github.com/openstenoproject/qmk
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0cda2f43e2
* add functions to set specific backlight state * add function to query backlight state * update documentation with new backlight functions * Update tmk_core/common/backlight.c Co-Authored-By: codyd51 <phillip.ennen@gmail.com> * Update tmk_core/common/backlight.h Co-Authored-By: codyd51 <phillip.ennen@gmail.com> * update docs for is_backlight_enabled() name change
164 lines
3.9 KiB
C
164 lines
3.9 KiB
C
/*
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Copyright 2013 Mathias Andersson <wraul@dbox.se>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "backlight.h"
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#include "eeconfig.h"
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#include "debug.h"
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backlight_config_t backlight_config;
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/** \brief Backlight initialization
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*
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* FIXME: needs doc
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*/
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void backlight_init(void)
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{
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/* check signature */
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if (!eeconfig_is_enabled()) {
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eeconfig_init();
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}
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backlight_config.raw = eeconfig_read_backlight();
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if (backlight_config.level > BACKLIGHT_LEVELS) {
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backlight_config.level = BACKLIGHT_LEVELS;
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}
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backlight_set(backlight_config.enable ? backlight_config.level : 0);
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}
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/** \brief Backlight increase
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*
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* FIXME: needs doc
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*/
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void backlight_increase(void)
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{
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if(backlight_config.level < BACKLIGHT_LEVELS)
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{
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backlight_config.level++;
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}
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backlight_config.enable = 1;
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eeconfig_update_backlight(backlight_config.raw);
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dprintf("backlight increase: %u\n", backlight_config.level);
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backlight_set(backlight_config.level);
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}
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/** \brief Backlight decrease
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*
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* FIXME: needs doc
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*/
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void backlight_decrease(void)
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{
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if(backlight_config.level > 0)
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{
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backlight_config.level--;
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backlight_config.enable = !!backlight_config.level;
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eeconfig_update_backlight(backlight_config.raw);
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}
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dprintf("backlight decrease: %u\n", backlight_config.level);
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backlight_set(backlight_config.level);
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}
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/** \brief Backlight toggle
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*
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* FIXME: needs doc
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*/
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void backlight_toggle(void)
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{
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bool enabled = backlight_config.enable;
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dprintf("backlight toggle: %u\n", enabled);
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if (enabled)
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backlight_disable();
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else
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backlight_enable();
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}
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/** \brief Enable backlight
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*
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* FIXME: needs doc
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*/
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void backlight_enable(void)
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{
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if (backlight_config.enable) return; // do nothing if backlight is already on
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backlight_config.enable = true;
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if (backlight_config.raw == 1) // enabled but level == 0
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backlight_config.level = 1;
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eeconfig_update_backlight(backlight_config.raw);
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dprintf("backlight enable\n");
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backlight_set(backlight_config.level);
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}
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/** /brief Disable backlight
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*
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* FIXME: needs doc
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*/
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void backlight_disable(void)
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{
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if (!backlight_config.enable) return; // do nothing if backlight is already off
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backlight_config.enable = false;
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eeconfig_update_backlight(backlight_config.raw);
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dprintf("backlight disable\n");
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backlight_set(0);
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}
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/** /brief Get the backlight status
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*
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* FIXME: needs doc
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*/
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bool is_backlight_enabled(void)
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{
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return backlight_config.enable;
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}
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/** \brief Backlight step through levels
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*
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* FIXME: needs doc
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*/
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void backlight_step(void)
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{
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backlight_config.level++;
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if(backlight_config.level > BACKLIGHT_LEVELS)
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{
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backlight_config.level = 0;
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}
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backlight_config.enable = !!backlight_config.level;
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eeconfig_update_backlight(backlight_config.raw);
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dprintf("backlight step: %u\n", backlight_config.level);
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backlight_set(backlight_config.level);
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}
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/** \brief Backlight set level
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*
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* FIXME: needs doc
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*/
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void backlight_level(uint8_t level)
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{
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if (level > BACKLIGHT_LEVELS)
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level = BACKLIGHT_LEVELS;
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backlight_config.level = level;
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backlight_config.enable = !!backlight_config.level;
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eeconfig_update_backlight(backlight_config.raw);
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backlight_set(backlight_config.level);
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}
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/** \brief Get backlight level
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*
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* FIXME: needs doc
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*/
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uint8_t get_backlight_level(void)
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{
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return backlight_config.level;
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}
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