1 /* Copyright 2017 Jack Humbert
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/>.
17 #include "process_unicodemap.h"
18 #include "process_unicode_common.h"
20 void register_hex32(uint32_t hex) {
21 bool onzerostart = true;
22 for(int i = 7; i >= 0; i--) {
26 uint8_t digit = ((hex >> (i*4)) & 0xF);
29 register_code(hex_to_keycode(digit));
30 unregister_code(hex_to_keycode(digit));
33 register_code(hex_to_keycode(digit));
34 unregister_code(hex_to_keycode(digit));
41 void unicodemap_input_error() {}
43 bool process_unicodemap(uint16_t keycode, keyrecord_t *record) {
44 if ((keycode & QK_UNICODEMAP) == QK_UNICODEMAP && record->event.pressed) {
45 uint16_t index = keycode - QK_UNICODEMAP;
46 uint32_t code = pgm_read_dword(unicode_map + index);
47 uint8_t input_mode = get_unicode_input_mode();
49 if (code > 0xFFFF && code <= 0x10FFFF && input_mode == UC_OSX) {
50 // Convert to UTF-16 surrogate pair
52 uint32_t lo = code & 0x3FF, hi = (code & 0xFFC00) >> 10;
54 unicode_input_start();
55 register_hex32(hi + 0xD800);
56 register_hex32(lo + 0xDC00);
57 unicode_input_finish();
58 } else if ((code > 0x10FFFF && input_mode == UC_OSX) || (code > 0xFFFFF && input_mode == UC_LNX)) {
59 // Character is out of range supported by the OS
60 unicodemap_input_error();
62 unicode_input_start();
64 unicode_input_finish();