2 Copyright 2011,2012,2013 Jun Wako <wakojun@gmail.com>
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
29 /* key matrix position */
42 /* equivalent test of keypos_t */
43 #define KEYEQ(keya, keyb) ((keya).row == (keyb).row && (keya).col == (keyb).col)
45 /* Rules for No Event:
46 * 1) (time == 0) to handle (keyevent_t){} as empty event
47 * 2) Matrix(255, 255) to make TICK event available
49 static inline bool IS_NOEVENT(keyevent_t event) { return event.time == 0 || (event.key.row == 255 && event.key.col == 255); }
50 static inline bool IS_PRESSED(keyevent_t event) { return (!IS_NOEVENT(event) && event.pressed); }
51 static inline bool IS_RELEASED(keyevent_t event) { return (!IS_NOEVENT(event) && !event.pressed); }
54 #define TICK (keyevent_t){ \
55 .key = (keypos_t){ .row = 255, .col = 255 }, \
57 .time = (timer_read() | 1) \
61 void keyboard_init(void);
62 void keyboard_task(void);
63 void keyboard_set_leds(uint8_t leds);
65 __attribute__ ((weak)) void matrix_power_up(void) {}
66 __attribute__ ((weak)) void matrix_power_down(void) {}