mirrors/foot
1
0
Fork 0
mirror of https://codeberg.org/dnkl/foot.git synced 2026-03-16 05:34:00 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

vt: don't ignore VS-15 (text presentation)

Browse source 
When we encounter either VS-15 or VS-16, set the grapheme width to 1
or 2 explicitly.
This commit is contained in:
Daniel Eklöf 2024-06-24 20:21:46 +02:00
parent 519e9b8b5e
commit 94583703e1
No known key found for this signature in database
GPG key ID: 5BBD4992C116573F
2 changed files with 6 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

7
vt.c
View file

@ -852,9 +852,11 @@ action_utf8_print(struct terminal *term, char32_t wc)
break;
case GRAPHEME_WIDTH_DOUBLE:
new_cc->width = min(grapheme_width + width, 2);
#if defined(FOOT_GRAPHEME_CLUSTERING)
if (unlikely(grapheme_clustering &&
wc == 0xfe0f &&
(wc == 0xfe0e || wc == 0xfe0f) &&
new_cc->count == 2))
{
/* Only emojis should be affected by VS16 */
@ -862,11 +864,10 @@ action_utf8_print(struct terminal *term, char32_t wc)
utf8proc_get_property(new_cc->chars[0]);
if (props->boundclass == UTF8PROC_BOUNDCLASS_EXTENDED_PICTOGRAPHIC)
width = 2;
new_cc->width = wc - 0xfe0d; /* 1 for VS-15, 2 for VS-16 */
}
#endif
new_cc->width = min(grapheme_width + width, 2);
break;
case GRAPHEME_WIDTH_WCSWIDTH: