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authorJack Humbert <jack.humb@gmail.com>2017-02-15 16:36:31 -0500
committerJack Humbert <jack.humb@gmail.com>2017-02-15 16:36:31 -0500
commitcbabb4d417ef58f5d484dc256b637f61619efaa8 (patch)
tree01ed906acd8ef81a213385697599cee3ac2f68de /quantum/process_keycode/process_unicodemap.c
parent6788cbd76291e1f3103a350598f7bf5d523a7310 (diff)
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split up unicode systems into different files
Diffstat (limited to 'quantum/process_keycode/process_unicodemap.c')
-rw-r--r--quantum/process_keycode/process_unicodemap.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/quantum/process_keycode/process_unicodemap.c b/quantum/process_keycode/process_unicodemap.c
new file mode 100644
index 000000000..b8cdeaa97
--- /dev/null
+++ b/quantum/process_keycode/process_unicodemap.c
@@ -0,0 +1,54 @@
+#include "process_unicode_map.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;
+} \ No newline at end of file