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Exclude variation selectors when finding fallback font

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Kovid Goyal
2019-05-13 20:36:29 +05:30
parent 529337e00a
commit 1369a36178
5 changed files with 28 additions and 2 deletions
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23
kitty/line.c
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@@ -183,6 +183,16 @@ cell_as_unicode(CPUCell *cell, bool include_cc, Py_UCS4 *buf, char_type zero_cha
return n;
}
size_t
cell_as_unicode_for_fallback(CPUCell *cell, Py_UCS4 *buf) {
size_t n = 1;
buf[0] = cell->ch ? cell->ch : ' ';
for (unsigned i = 0; i < arraysz(cell->cc_idx) && cell->cc_idx[i]; i++) {
if (cell->cc_idx[i] != VS15 && cell->cc_idx[i] != VS16) buf[n++] = codepoint_for_mark(cell->cc_idx[i]);
}
return n;
}
size_t
cell_as_utf8(CPUCell *cell, bool include_cc, char *buf, char_type zero_char) {
size_t n = encode_utf8(cell->ch ? cell->ch : zero_char, buf);
@@ -193,6 +203,19 @@ cell_as_utf8(CPUCell *cell, bool include_cc, char *buf, char_type zero_char) {
return n;
}
size_t
cell_as_utf8_for_fallback(CPUCell *cell, char *buf) {
size_t n = encode_utf8(cell->ch ? cell->ch : ' ', buf);
for (unsigned i = 0; i < arraysz(cell->cc_idx) && cell->cc_idx[i]; i++) {
if (cell->cc_idx[i] != VS15 && cell->cc_idx[i] != VS16) {
n += encode_utf8(codepoint_for_mark(cell->cc_idx[i]), buf + n);
}
}
buf[n] = 0;
return n;
}
PyObject*
unicode_in_range(Line *self, index_type start, index_type limit, bool include_cc, char leading_char) {