1 /* Copyright 2017 Joseph Wasson
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 #include "process_steno.h"
17 #include "quantum_keycodes.h"
18 #include "keymap_steno.h"
23 #define TXB_S_L 0b00000001
24 #define TXB_T_L 0b00000010
25 #define TXB_K_L 0b00000100
26 #define TXB_P_L 0b00001000
27 #define TXB_W_L 0b00010000
28 #define TXB_H_L 0b00100000
29 #define TXB_R_L 0b01000001
30 #define TXB_A_L 0b01000010
31 #define TXB_O_L 0b01000100
32 #define TXB_STR 0b01001000
33 #define TXB_E_R 0b01010000
34 #define TXB_U_R 0b01100000
35 #define TXB_F_R 0b10000001
36 #define TXB_R_R 0b10000010
37 #define TXB_P_R 0b10000100
38 #define TXB_B_R 0b10001000
39 #define TXB_L_R 0b10010000
40 #define TXB_G_R 0b10100000
41 #define TXB_T_R 0b11000001
42 #define TXB_S_R 0b11000010
43 #define TXB_D_R 0b11000100
44 #define TXB_Z_R 0b11001000
45 #define TXB_NUM 0b11010000
47 #define TXB_GRP0 0b00000000
48 #define TXB_GRP1 0b01000000
49 #define TXB_GRP2 0b10000000
50 #define TXB_GRP3 0b11000000
51 #define TXB_GRPMASK 0b11000000
53 #define TXB_GET_GROUP(code) ((code & TXB_GRPMASK) >> 6)
55 #define BOLT_STATE_SIZE 4
56 #define GEMINI_STATE_SIZE 6
58 uint8_t state[MAX(BOLT_STATE_SIZE, GEMINI_STATE_SIZE)] = {0};
62 uint8_t boltmap[64] = {
63 TXB_NUL, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM,
64 TXB_S_L, TXB_S_L, TXB_T_L, TXB_K_L, TXB_P_L, TXB_W_L, TXB_H_L,
65 TXB_R_L, TXB_A_L, TXB_O_L, TXB_STR, TXB_STR, TXB_NUL, TXB_NUL,
66 TXB_NUL, TXB_STR, TXB_STR, TXB_E_R, TXB_U_R, TXB_F_R, TXB_R_R,
67 TXB_P_R, TXB_B_R, TXB_L_R, TXB_G_R, TXB_T_R, TXB_S_R, TXB_D_R,
68 TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_Z_R
71 #define BOLTMAP_MASK (sizeof(boltmap) - 1)
74 void steno_clear_state(void) {
75 memset(state, 0, sizeof(state));
79 if (!eeconfig_is_enabled()) {
82 mode = eeprom_read_byte(EECONFIG_STENOMODE);
85 void steno_set_mode(steno_mode_t new_mode) {
88 eeprom_update_byte(EECONFIG_STENOMODE, mode);
91 void send_steno_state(uint8_t size, bool send_empty) {
92 for (uint8_t i = 0; i < size; ++i) {
93 if (state[i] || send_empty) {
94 virtser_send(state[i]);
100 bool update_state_bolt(uint8_t key) {
101 uint8_t boltcode = boltmap[key];
102 state[TXB_GET_GROUP(boltcode)] |= boltcode;
106 bool send_state_bolt(void) {
107 send_steno_state(BOLT_STATE_SIZE, false);
108 virtser_send(0); // terminating byte
112 bool update_state_gemini(uint8_t key) {
113 state[key / 7] |= 1 << (6 - (key % 7));
117 bool send_state_gemini(void) {
118 state[0] |= 0x80; // Indicate start of packet
119 send_steno_state(GEMINI_STATE_SIZE, true);
123 bool process_steno(uint16_t keycode, keyrecord_t *record) {
126 if (IS_PRESSED(record->event)) {
127 steno_set_mode(STENO_MODE_BOLT);
131 case QK_STENO_GEMINI:
132 if (IS_PRESSED(record->event)) {
133 steno_set_mode(STENO_MODE_GEMINI);
137 case STN__MIN...STN__MAX:
138 if (IS_PRESSED(record->event)) {
139 uint8_t key = keycode - QK_STENO;
142 case STENO_MODE_BOLT:
143 return update_state_bolt(key);
144 case STENO_MODE_GEMINI:
145 return update_state_gemini(key);
154 case STENO_MODE_BOLT:
155 return send_state_bolt();
156 case STENO_MODE_GEMINI:
157 return send_state_gemini();