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patch 8.2.4707: redrawing could be a bit more efficient

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Problem:    Redrawing could be a bit more efficient.
Solution:   Optimize redrawing. (closes #10105)
This commit is contained in:
zeertzjq
2022-04-07 15:08:01 +01:00
committed by Bram Moolenaar
parent 6a06940f8a
commit 8c97960850
5 changed files with 41 additions and 24 deletions
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39
src/edit.c
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@@ -293,14 +293,9 @@ edit(
conceal_check_cursor_line(cursor_line_was_concealed);
#endif
// Need to recompute the cursor position, it might move when the cursor
// is on a TAB or special character.
// ptr2cells() treats a TAB character as double-width.
if (ptr2cells(ml_get_cursor()) > 1)
{
curwin->w_valid &= ~VALID_VIRTCOL;
curs_columns(TRUE);
}
// need to position cursor again when on a TAB
if (gchar_cursor() == TAB)
curwin->w_valid &= ~(VALID_WROW|VALID_WCOL|VALID_VIRTCOL);
/*
* Enable langmap or IME, indicated by 'iminsert'.
@@ -3149,21 +3144,20 @@ mb_replace_pop_ins(int cc)
replace_push(c);
break;
}
buf[0] = c;
for (i = 1; i < n; ++i)
buf[i] = replace_pop();
if (utf_iscomposing(utf_ptr2char(buf)))
ins_bytes_len(buf, n);
else
{
buf[0] = c;
for (i = 1; i < n; ++i)
buf[i] = replace_pop();
if (utf_iscomposing(utf_ptr2char(buf)))
ins_bytes_len(buf, n);
else
{
// Not a composing char, put it back.
for (i = n - 1; i >= 0; --i)
replace_push(buf[i]);
break;
}
// Not a composing char, put it back.
for (i = n - 1; i >= 0; --i)
replace_push(buf[i]);
break;
}
}
}
@@ -3702,8 +3696,9 @@ ins_esc(
State = NORMAL;
trigger_modechanged();
// need to position cursor again (e.g. when on a TAB )
changed_cline_bef_curs();
// need to position cursor again when on a TAB
if (gchar_cursor() == TAB)
curwin->w_valid &= ~(VALID_WROW|VALID_WCOL|VALID_VIRTCOL);
setmouse();
#ifdef CURSOR_SHAPE