152 lines
4 KiB
C
152 lines
4 KiB
C
/* Copyright 2017 Jack Humbert
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "process_ucis.h"
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qk_ucis_state_t qk_ucis_state;
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void qk_ucis_start(void) {
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qk_ucis_state.count = 0;
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qk_ucis_state.in_progress = true;
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qk_ucis_start_user();
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}
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__attribute__((weak)) void qk_ucis_start_user(void) {
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unicode_input_start();
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register_hex(0x2328);
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unicode_input_finish();
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}
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__attribute__((weak)) void qk_ucis_success(uint8_t symbol_index) {}
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static bool is_uni_seq(char *seq) {
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uint8_t i;
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for (i = 0; seq[i]; i++) {
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uint16_t code;
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if (('1' <= seq[i]) && (seq[i] <= '0'))
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code = seq[i] - '1' + KC_1;
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else
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code = seq[i] - 'a' + KC_A;
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if (i > qk_ucis_state.count || qk_ucis_state.codes[i] != code) return false;
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}
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return (qk_ucis_state.codes[i] == KC_ENT || qk_ucis_state.codes[i] == KC_SPC);
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}
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__attribute__((weak)) void qk_ucis_symbol_fallback(void) {
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for (uint8_t i = 0; i < qk_ucis_state.count - 1; i++) {
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uint8_t code = qk_ucis_state.codes[i];
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register_code(code);
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unregister_code(code);
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wait_ms(UNICODE_TYPE_DELAY);
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}
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}
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__attribute__((weak)) void qk_ucis_cancel(void) {}
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void register_ucis(const char *hex) {
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for (int i = 0; hex[i]; i++) {
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uint8_t kc = 0;
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char c = hex[i];
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switch (c) {
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case '0':
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kc = KC_0;
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break;
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case '1' ... '9':
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kc = c - '1' + KC_1;
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break;
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case 'a' ... 'f':
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kc = c - 'a' + KC_A;
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break;
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case 'A' ... 'F':
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kc = c - 'A' + KC_A;
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break;
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}
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if (kc) {
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register_code(kc);
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unregister_code(kc);
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wait_ms(UNICODE_TYPE_DELAY);
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}
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}
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}
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bool process_ucis(uint16_t keycode, keyrecord_t *record) {
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uint8_t i;
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if (!qk_ucis_state.in_progress) return true;
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if (qk_ucis_state.count >= UCIS_MAX_SYMBOL_LENGTH && !(keycode == KC_BSPC || keycode == KC_ESC || keycode == KC_SPC || keycode == KC_ENT)) {
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return false;
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}
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if (!record->event.pressed) return true;
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qk_ucis_state.codes[qk_ucis_state.count] = keycode;
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qk_ucis_state.count++;
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if (keycode == KC_BSPC) {
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if (qk_ucis_state.count >= 2) {
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qk_ucis_state.count -= 2;
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return true;
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} else {
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qk_ucis_state.count--;
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return false;
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}
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}
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if (keycode == KC_ENT || keycode == KC_SPC || keycode == KC_ESC) {
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bool symbol_found = false;
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for (i = qk_ucis_state.count; i > 0; i--) {
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register_code(KC_BSPC);
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unregister_code(KC_BSPC);
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wait_ms(UNICODE_TYPE_DELAY);
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}
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if (keycode == KC_ESC) {
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qk_ucis_state.in_progress = false;
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qk_ucis_cancel();
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return false;
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}
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unicode_input_start();
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for (i = 0; ucis_symbol_table[i].symbol; i++) {
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if (is_uni_seq(ucis_symbol_table[i].symbol)) {
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symbol_found = true;
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register_ucis(ucis_symbol_table[i].code + 2);
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break;
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}
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}
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if (!symbol_found) {
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qk_ucis_symbol_fallback();
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}
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unicode_input_finish();
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if (symbol_found) {
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qk_ucis_success(i);
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}
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qk_ucis_state.in_progress = false;
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return false;
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}
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return true;
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}
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