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selection: on_row_in_view() -> on_rows_in_view(), and now takes a range

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This allows us to check the selection once when scrolling, instead of
once for each scrolled in line.
This commit is contained in:
Daniel Eklöf 2020-05-16 16:28:32 +02:00
parent b647aa447b
commit 38c050746d
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GPG key ID: 5BBD4992C116573F
3 changed files with 37 additions and 15 deletions
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22
terminal.c
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@ -1750,13 +1750,14 @@ term_scroll_partial(struct terminal *term, struct scroll_region region, int rows
for (int i = term->rows - 1; i >= region.end; i--)
grid_swap_row(term->grid, i - rows, i, false);
const int begin_scrolled_in = max(region.end - rows, region.start);
/* Erase scrolled in lines */
for (int r = max(region.end - rows, region.start); r < region.end; r++) {
for (int r = begin_scrolled_in; r < region.end; r++)
erase_line(term, grid_row_and_alloc(term->grid, r));
//sixel_delete_at_row(term, r);
if (selection_on_row_in_view(term, r))
selection_cancel(term);
}
if (selection_on_rows_in_view(term, begin_scrolled_in, region.end - 1))
selection_cancel(term);
sixel_delete_in_range(term, max(region.end - rows, region.start), region.end - 1);
term_damage_scroll(term, DAMAGE_SCROLL, region, rows);
@ -1803,13 +1804,14 @@ term_scroll_reverse_partial(struct terminal *term,
for (int i = 0 + rows; i < region.start + rows; i++)
grid_swap_row(term->grid, i, i - rows, false);
const int end_scrolled_in = min(region.start + rows, region.end);
/* Erase scrolled in lines */
for (int r = region.start; r < min(region.start + rows, region.end); r++) {
for (int r = region.start; r < end_scrolled_in; r++)
erase_line(term, grid_row_and_alloc(term->grid, r));
//sixel_delete_at_row(term, r);
if (selection_on_row_in_view(term, r))
selection_cancel(term);
}
if (selection_on_rows_in_view(term, region.start, end_scrolled_in - 1))
selection_cancel(term);
sixel_delete_in_range(term, region.start, min(region.start + rows, region.end) - 1);
term_damage_scroll(term, DAMAGE_SCROLL_REVERSE, region, rows);