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/*
Copyright 2020 rupa <rupa@lrrr.us> @rupa
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 <print.h>
#include "rupa.h"
#if defined(UNICODE_SCRIPT_MODE_ENABLE)
const font_t * translator = NULL;
// https://en.wikipedia.org/wiki/Mathematical_Alphanumeric_Symbols
static const font_t *fonts_map[] = {
[F_FRACT] = &(font_t){0x1D56C, 0x1D586, 0x1D7D8}, // fraktur/doublestruck numbers
[F_ITALI] = &(font_t){0x1D468, 0x1D482, 0x1D7CE}, // italic/bold numbers
[F_MONOS] = &(font_t){0x1D670, 0x1D68A, 0x1D7F6}, // monospace
[F_NORML] = &(font_t){0x1D400, 0x1D41A, 0x00030}, // normal!
[F_SANSI] = &(font_t){0x1D63C, 0x1D656, 0x1D7EC}, // sans 1talic/sans bold numbers
[F_SANSN] = &(font_t){0x1D5D4, 0x1D5EE, 0x1D7E2}, // sans normal/sans numbers
[F_SCRPT] = &(font_t){0x1D4D0, 0x1D4EA, 0x1D7CE}, // script/bold numbers
};
/*
font_t doublestruc = {0x1D538, 0x1D552, 0x1D7D8};
uint_32 []snowflakes = {
// doublestruck
0x1D53B, // C
0x1D540, // H
0x1D546, // N
0x1D548, // P
0x1D549, // Q
0x1D54A, // R
0x1D552, // Z
};
*/
const font_t *get_script_mode(void) {
return translator;
}
bool set_script_mode(int fc) {
translator = translator == fonts_map[fc] ? NULL : fonts_map[fc];
dprintf("set_script_mode: %u %b\n", fc, translator != NULL);
return true;
}
// Maps A-Z, a-z, and 0-9 to other unicode ranges. We also map space to EN
// SPACE for some reason :)
uint32_t map_alnum(const font_t *f, bool is_shifted, uint32_t keycode) {
switch (keycode) {
case KC_SPACE:
return (is_shifted ? 0 : 0x2002); // EN SPACE
case KC_0:
return (is_shifted ? 0 : f->zero_glyph);
case KC_A ... KC_Z:
return (is_shifted ? f->upper_alpha : f->lower_alpha) + keycode - KC_A;
case KC_1 ... KC_9:
return (is_shifted ? 0 : f->zero_glyph + keycode - KC_1 + 1);
default:
return 0;
}
}
bool script_mode_translate(bool is_shifted, uint32_t keycode) {
uint32_t translated = map_alnum(translator, is_shifted, keycode);
if (translated == 0) return true;
dprintf("script_mode_translate: %u => %d\n", keycode, translated);
register_unicode(translated);
return false;
}
#endif
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