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Diffstat (limited to 'quantum/process_keycode/process_steno.c')
| -rw-r--r-- | quantum/process_keycode/process_steno.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/quantum/process_keycode/process_steno.c b/quantum/process_keycode/process_steno.c new file mode 100644 index 000000000..16bbf154f --- /dev/null +++ b/quantum/process_keycode/process_steno.c @@ -0,0 +1,165 @@ +/* Copyright 2017 Joseph Wasson + * + * 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 "process_steno.h" +#include "quantum_keycodes.h" +#include "eeprom.h" +#include "keymap_steno.h" +#include "virtser.h" + +// TxBolt Codes +#define TXB_NUL 0 +#define TXB_S_L 0b00000001 +#define TXB_T_L 0b00000010 +#define TXB_K_L 0b00000100 +#define TXB_P_L 0b00001000 +#define TXB_W_L 0b00010000 +#define TXB_H_L 0b00100000 +#define TXB_R_L 0b01000001 +#define TXB_A_L 0b01000010 +#define TXB_O_L 0b01000100 +#define TXB_STR 0b01001000 +#define TXB_E_R 0b01010000 +#define TXB_U_R 0b01100000 +#define TXB_F_R 0b10000001 +#define TXB_R_R 0b10000010 +#define TXB_P_R 0b10000100 +#define TXB_B_R 0b10001000 +#define TXB_L_R 0b10010000 +#define TXB_G_R 0b10100000 +#define TXB_T_R 0b11000001 +#define TXB_S_R 0b11000010 +#define TXB_D_R 0b11000100 +#define TXB_Z_R 0b11001000 +#define TXB_NUM 0b11010000 + +#define TXB_GRP0 0b00000000 +#define TXB_GRP1 0b01000000 +#define TXB_GRP2 0b10000000 +#define TXB_GRP3 0b11000000 +#define TXB_GRPMASK 0b11000000 + +#define TXB_GET_GROUP(code) ((code & TXB_GRPMASK) >> 6) + +#define BOLT_STATE_SIZE 4 +#define GEMINI_STATE_SIZE 6 +#define MAX_STATE_SIZE GEMINI_STATE_SIZE + +uint8_t state[MAX_STATE_SIZE] = {0}; +uint8_t pressed = 0; +steno_mode_t mode; + +uint8_t boltmap[64] = { + TXB_NUL, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, + TXB_S_L, TXB_S_L, TXB_T_L, TXB_K_L, TXB_P_L, TXB_W_L, TXB_H_L, + TXB_R_L, TXB_A_L, TXB_O_L, TXB_STR, TXB_STR, TXB_NUL, TXB_NUL, + TXB_NUL, TXB_STR, TXB_STR, TXB_E_R, TXB_U_R, TXB_F_R, TXB_R_R, + TXB_P_R, TXB_B_R, TXB_L_R, TXB_G_R, TXB_T_R, TXB_S_R, TXB_D_R, + TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_Z_R +}; + +void steno_clear_state(void) { + __builtin_memset(state, 0, sizeof(state)); +} + +void steno_init() { + if (!eeconfig_is_enabled()) { + eeconfig_init(); + } + mode = eeprom_read_byte(EECONFIG_STENOMODE); +} + +void steno_set_mode(steno_mode_t new_mode) { + steno_clear_state(); + mode = new_mode; + eeprom_update_byte(EECONFIG_STENOMODE, mode); +} + +void send_steno_state(uint8_t size, bool send_empty) { + for (uint8_t i = 0; i < size; ++i) { + if (state[i] || send_empty) { + virtser_send(state[i]); + } + } + steno_clear_state(); +} + +bool update_state_bolt(uint8_t key) { + uint8_t boltcode = boltmap[key]; + state[TXB_GET_GROUP(boltcode)] |= boltcode; + return false; +} + +bool send_state_bolt(void) { + send_steno_state(BOLT_STATE_SIZE, false); + virtser_send(0); // terminating byte + return false; +} + +bool update_state_gemini(uint8_t key) { + state[key / 7] |= 1 << (6 - (key % 7)); + return false; +} + +bool send_state_gemini(void) { + state[0] |= 0x80; // Indicate start of packet + send_steno_state(GEMINI_STATE_SIZE, true); + return false; +} + +bool process_steno(uint16_t keycode, keyrecord_t *record) { + switch (keycode) { + case QK_STENO_BOLT: + if (IS_PRESSED(record->event)) { + steno_set_mode(STENO_MODE_BOLT); + } + return false; + + case QK_STENO_GEMINI: + if (IS_PRESSED(record->event)) { + steno_set_mode(STENO_MODE_GEMINI); + } + return false; + + case STN__MIN...STN__MAX: + if (IS_PRESSED(record->event)) { + uint8_t key = keycode - QK_STENO; + ++pressed; + switch(mode) { + case STENO_MODE_BOLT: + return update_state_bolt(key); + case STENO_MODE_GEMINI: + return update_state_gemini(key); + default: + return false; + } + } else { + --pressed; + if (pressed <= 0) { + pressed = 0; + switch(mode) { + case STENO_MODE_BOLT: + return send_state_bolt(); + case STENO_MODE_GEMINI: + return send_state_gemini(); + default: + return false; + } + } + } + + } + return true; +} |