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Diffstat (limited to 'quantum/keyboard.h')
| -rw-r--r-- | quantum/keyboard.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/quantum/keyboard.h b/quantum/keyboard.h new file mode 100644 index 0000000000..08f4e84f94 --- /dev/null +++ b/quantum/keyboard.h @@ -0,0 +1,90 @@ +/* +Copyright 2011,2012,2013 Jun Wako <wakojun@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/>. +*/ + +#pragma once + +#include <stdbool.h> +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* key matrix position */ +typedef struct { + uint8_t col; + uint8_t row; +} keypos_t; + +/* key event */ +typedef struct { + keypos_t key; + bool pressed; + uint16_t time; +} keyevent_t; + +/* equivalent test of keypos_t */ +#define KEYEQ(keya, keyb) ((keya).row == (keyb).row && (keya).col == (keyb).col) + +/* Rules for No Event: + * 1) (time == 0) to handle (keyevent_t){} as empty event + * 2) Matrix(255, 255) to make TICK event available + */ +static inline bool IS_NOEVENT(keyevent_t event) { return event.time == 0 || (event.key.row == 255 && event.key.col == 255); } +static inline bool IS_PRESSED(keyevent_t event) { return (!IS_NOEVENT(event) && event.pressed); } +static inline bool IS_RELEASED(keyevent_t event) { return (!IS_NOEVENT(event) && !event.pressed); } + +/* Tick event */ +#define TICK \ + (keyevent_t) { .key = (keypos_t){.row = 255, .col = 255}, .pressed = false, .time = (timer_read() | 1) } + +/* it runs once at early stage of startup before keyboard_init. */ +void keyboard_setup(void); +/* it runs once after initializing host side protocol, debug and MCU peripherals. */ +void keyboard_init(void); +/* it runs repeatedly in main loop */ +void keyboard_task(void); +/* it runs when host LED status is updated */ +void keyboard_set_leds(uint8_t leds); +/* it runs whenever code has to behave differently on a slave */ +bool is_keyboard_master(void); +/* it runs whenever code has to behave differently on left vs right split */ +bool is_keyboard_left(void); + +void keyboard_pre_init_kb(void); +void keyboard_pre_init_user(void); +void keyboard_post_init_kb(void); +void keyboard_post_init_user(void); + +void housekeeping_task(void); // To be executed by the main loop in each backend TMK protocol +void housekeeping_task_kb(void); // To be overridden by keyboard-level code +void housekeeping_task_user(void); // To be overridden by user/keymap-level code + +uint32_t last_input_activity_time(void); // Timestamp of the last matrix or encoder activity +uint32_t last_input_activity_elapsed(void); // Number of milliseconds since the last matrix or encoder activity + +uint32_t last_matrix_activity_time(void); // Timestamp of the last matrix activity +uint32_t last_matrix_activity_elapsed(void); // Number of milliseconds since the last matrix activity + +uint32_t last_encoder_activity_time(void); // Timestamp of the last encoder activity +uint32_t last_encoder_activity_elapsed(void); // Number of milliseconds since the last encoder activity + +uint32_t get_matrix_scan_rate(void); + +#ifdef __cplusplus +} +#endif |