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search: find_next(): stop at the exact cell position specified by ‘end’

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And not just when reaching end’s row.
This commit is contained in:
Daniel Eklöf 2022-04-18 14:43:01 +02:00
parent b58ab2fd48
commit a46d7d95c6
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GPG key ID: 5BBD4992C116573F
1 changed files with 27 additions and 22 deletions
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49
search.c
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@ -303,61 +303,63 @@ find_next(struct terminal *term, enum search_direction direction,
struct grid *grid = term->grid;
const bool backward = direction == SEARCH_BACKWARD;
/* TODO: fixme */
int row_count = backward
? abs_start.row - abs_end.row
: abs_end.row - abs_start.row;
LOG_DBG("%s: start: %dx%d, end: %dx%d", backward ? "backward" : "forward",
abs_start.row, abs_start.col, abs_end.row, abs_end.col);
if (row_count <= 0)
row_count += grid->num_rows;
for (int match_start_row = abs_start.row, match_start_col = abs_start.col;
;
backward ? ROW_DEC(match_start_row) : ROW_INC(match_start_row)) {
int match_start_row = abs_start.row;
int match_start_col = abs_start.col;
for (size_t r = 0;
r < row_count;
backward ? ROW_DEC(match_start_row) : ROW_INC(match_start_row), r++)
{
const struct row *row = grid->rows[match_start_row];
if (row == NULL)
if (row == NULL) {
if (match_start_row == abs_end.row)
break;
continue;
}
for (;
backward ? match_start_col >= 0 : match_start_col < term->cols;
backward ? match_start_col-- : match_start_col++)
{
if (matches_cell(term, &row->cells[match_start_col], 0) < 0)
if (matches_cell(term, &row->cells[match_start_col], 0) < 0) {
if (match_start_row == abs_end.row &&
match_start_col == abs_end.col)
{
break;
}
continue;
}
/*
* Got a match on the first letter. Now we'll see if the
* rest of the search buffer matches.
*/
LOG_DBG("search: initial match at row=%d, col=%d", start_row, start_col);
LOG_DBG("search: initial match at row=%d, col=%d",
match_start_row, match_start_col);
int match_end_row = match_start_row;
int match_end_col = match_start_col;
const struct row *match_row = row;
size_t match_len = 0;
for (size_t i = 0; i < term->search.len;) {
if (match_end_col >= term->cols) {
match_end_row = (match_end_row + 1) & (grid->num_rows - 1);
ROW_INC(match_end_row);
match_end_col = 0;
if (has_wrapped_around(term, match_end_row))
match_row = grid->rows[match_end_row];
if (match_row == NULL)
break;
row = grid->rows[match_end_row];
}
if (row->cells[match_end_col].wc >= CELL_SPACER) {
if (match_row->cells[match_end_col].wc >= CELL_SPACER) {
match_end_col++;
continue;
}
ssize_t additional_chars = matches_cell(
term, &row->cells[match_end_col], i);
term, &match_row->cells[match_end_col], i);
if (additional_chars < 0)
break;
@ -379,6 +381,9 @@ find_next(struct terminal *term, enum search_direction direction,
return true;
}
if (match_start_row == abs_end.row && match_start_col == abs_end.col)
break;
match_start_col = backward ? term->cols - 1 : 0;
}