diff options
Diffstat (limited to 'users/pcewing/key_repeater.c')
| -rw-r--r-- | users/pcewing/key_repeater.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/users/pcewing/key_repeater.c b/users/pcewing/key_repeater.c deleted file mode 100644 index 6c77d45b5f..0000000000 --- a/users/pcewing/key_repeater.c +++ /dev/null @@ -1,168 +0,0 @@ -/* - * Copyright 2022 Paul Ewing - * - * 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 "key_repeater.h" -#include <stdlib.h> -#include QMK_KEYBOARD_H - -enum key_repeater_state { - KR_DISABLED, - KR_WAITING, - KR_BUTTON_DOWN, - - __KR_STATE_COUNT -}; - -struct key_repeater_t { - int key; - uint32_t key_duration_min; - uint32_t key_duration_max; - uint32_t wait_duration_min; - uint32_t wait_duration_max; - - enum key_repeater_state state; - uint32_t previous_button_down; - uint32_t previous_button_up; - uint32_t key_duration; - uint32_t wait_duration; -}; - -// Utility functions -uint32_t get_rand(uint32_t min, uint32_t max); - -// State handler function table -void kr_waiting(struct key_repeater_t *kr); -void kr_button_down(struct key_repeater_t *kr); - -typedef void (*kr_state_handler)(struct key_repeater_t *kr); -static kr_state_handler kr_state_handlers[] = { - [KR_DISABLED] = NULL, - [KR_WAITING] = kr_waiting, - [KR_BUTTON_DOWN] = kr_button_down, -}; - -struct key_repeater_t* kr_new(struct key_repeater_config_t* cfg) { - struct key_repeater_t* kr = (struct key_repeater_t*)malloc(sizeof(struct key_repeater_t)); - - if (cfg) { - kr->key = cfg->key; - kr->key_duration_min = cfg->key_duration_min; - kr->key_duration_max = cfg->key_duration_max; - kr->wait_duration_min = cfg->wait_duration_min; - kr->wait_duration_max = cfg->wait_duration_max; - } else { - kr->key = KC_NO; - kr->key_duration_min = 0; - kr->key_duration_max = 0; - kr->wait_duration_min = 0; - kr->wait_duration_max = 0; - } - - kr->state = KR_DISABLED; - kr->previous_button_down = 0; - kr->previous_button_up = 0; - kr->key_duration = 0; - kr->wait_duration = 0; - - return kr; -} - -void kr_free(struct key_repeater_t **kr) { - if (kr && *kr) { - free(*kr); - *kr = NULL; - } -} - -void kr_enable(struct key_repeater_t *kr) { - if (!kr || kr->key == KC_NO) { - return; - } - - if (kr->state != KR_DISABLED) { - return; - } - kr->state = KR_WAITING; - kr->previous_button_down = 0; - kr->previous_button_up = 0; - kr->key_duration = 0; - kr->wait_duration = 0; -} - -void kr_disable(struct key_repeater_t *kr) { - if (!kr || kr->key == KC_NO) { - return; - } - - if (kr->state == KR_BUTTON_DOWN) { - unregister_code(kr->key); - } - kr->state = KR_DISABLED; -} - -void kr_poll(struct key_repeater_t *kr) { - if (!kr || kr->key == KC_NO) { - return; - } - - kr_state_handler handler = kr_state_handlers[kr->state]; - if (handler) { - (handler)(kr); - } -} - -void kr_waiting(struct key_repeater_t *kr) { - if (!kr || kr->key == KC_NO) { - return; - } - - uint32_t now = timer_read32(); - if (now > (kr->previous_button_up + kr->wait_duration)) { - kr->state = KR_BUTTON_DOWN; - kr->previous_button_down = now; - if (kr->key_duration_min == kr->key_duration_max) { - kr->key_duration = kr->key_duration_min; - } else { - kr->key_duration = get_rand(kr->key_duration_min, kr->key_duration_max); - } - register_code(kr->key); - } -} - -void kr_button_down(struct key_repeater_t *kr) { - if (!kr || kr->key == KC_NO) { - return; - } - - uint32_t now = timer_read32(); - if (now > (kr->previous_button_down + kr->key_duration)) { - kr->state = KR_WAITING; - kr->previous_button_up = now; - if (kr->wait_duration_min == kr->wait_duration_max) { - kr->wait_duration = kr->wait_duration_min; - } else { - kr->wait_duration = get_rand(kr->wait_duration_min, kr->wait_duration_max); - } - unregister_code(kr->key); - } -} - -// Return a random number between min and max; assumes that the random number -// generator has already been seeded -uint32_t get_rand(uint32_t min, uint32_t max) { - return (rand() % (max - min)) + min; -} |