54 lines
No EOL
1.5 KiB
C
54 lines
No EOL
1.5 KiB
C
#include "process_unicodemap.h"
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__attribute__((weak))
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const uint32_t PROGMEM unicode_map[] = {
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};
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void register_hex32(uint32_t hex) {
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uint8_t onzerostart = 1;
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for(int i = 7; i >= 0; i--) {
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if (i <= 3) {
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onzerostart = 0;
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}
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uint8_t digit = ((hex >> (i*4)) & 0xF);
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if (digit == 0) {
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if (onzerostart == 0) {
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register_code(hex_to_keycode(digit));
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unregister_code(hex_to_keycode(digit));
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}
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} else {
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register_code(hex_to_keycode(digit));
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unregister_code(hex_to_keycode(digit));
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onzerostart = 0;
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}
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}
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}
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__attribute__((weak))
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void unicode_map_input_error() {}
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bool process_unicode_map(uint16_t keycode, keyrecord_t *record) {
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if ((keycode & QK_UNICODE_MAP) == QK_UNICODE_MAP && record->event.pressed) {
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const uint32_t* map = unicode_map;
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uint16_t index = keycode - QK_UNICODE_MAP;
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uint32_t code = pgm_read_dword_far(&map[index]);
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if (code > 0xFFFF && code <= 0x10ffff && input_mode == UC_OSX) {
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// Convert to UTF-16 surrogate pair
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code -= 0x10000;
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uint32_t lo = code & 0x3ff;
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uint32_t hi = (code & 0xffc00) >> 10;
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unicode_input_start();
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register_hex32(hi + 0xd800);
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register_hex32(lo + 0xdc00);
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unicode_input_finish();
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} else if ((code > 0x10ffff && input_mode == UC_OSX) || (code > 0xFFFFF && input_mode == UC_LNX)) {
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// when character is out of range supported by the OS
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unicode_map_input_error();
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} else {
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unicode_input_start();
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register_hex32(code);
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unicode_input_finish();
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}
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}
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return true;
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} |