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#include "process_unicodemap.h"
__attribute__((weak))
const uint32_t PROGMEM unicode_map[] = {
};
void register_hex32(uint32_t hex) {
uint8_t onzerostart = 1;
for(int i = 7; i >= 0; i--) {
if (i <= 3) {
onzerostart = 0;
}
uint8_t digit = ((hex >> (i*4)) & 0xF);
if (digit == 0) {
if (onzerostart == 0) {
register_code(hex_to_keycode(digit));
unregister_code(hex_to_keycode(digit));
}
} else {
register_code(hex_to_keycode(digit));
unregister_code(hex_to_keycode(digit));
onzerostart = 0;
}
}
}
__attribute__((weak))
void unicode_map_input_error() {}
bool process_unicode_map(uint16_t keycode, keyrecord_t *record) {
if ((keycode & QK_UNICODE_MAP) == QK_UNICODE_MAP && record->event.pressed) {
const uint32_t* map = unicode_map;
uint16_t index = keycode - QK_UNICODE_MAP;
uint32_t code = pgm_read_dword_far(&map[index]);
if (code > 0xFFFF && code <= 0x10ffff && input_mode == UC_OSX) {
// Convert to UTF-16 surrogate pair
code -= 0x10000;
uint32_t lo = code & 0x3ff;
uint32_t hi = (code & 0xffc00) >> 10;
unicode_input_start();
register_hex32(hi + 0xd800);
register_hex32(lo + 0xdc00);
unicode_input_finish();
} else if ((code > 0x10ffff && input_mode == UC_OSX) || (code > 0xFFFFF && input_mode == UC_LNX)) {
// when character is out of range supported by the OS
unicode_map_input_error();
} else {
unicode_input_start();
register_hex32(code);
unicode_input_finish();
}
}
return true;
}
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