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Fixed implementation of RTL remove_line()

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Co-authored-by: Eric M <itsjusteza@gmail.com>
This commit is contained in:
bruvzg 2022-04-29 10:59:02 +03:00 committed by Relintai
parent 1980eeaa36
commit 814f76bf6b
1 changed files with 23 additions and 15 deletions
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38
scene/gui/rich_text_label.cpp
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@ -1697,18 +1697,23 @@ void RichTextLabel::_remove_item(Item *p_item, const int p_line, const int p_sub
int size = p_item->subitems.size();
if (size == 0) {
p_item->parent->subitems.erase(p_item);
// If a newline was erased, all lines AFTER the newline need to be decremented.
if (p_item->type == ITEM_NEWLINE) {
current_frame->lines.remove(p_line);
for (int i = p_subitem_line; i < current->subitems.size(); i++) {
if (current->subitems[i]->line > 0) {
for (int i = 0; i < current->subitems.size(); i++) {
if (current->subitems[i]->line > p_subitem_line) {
current->subitems[i]->line--;
}
}
}
} else {
// First, remove all child items for the provided item.
for (int i = 0; i < size; i++) {
_remove_item(p_item->subitems.front()->get(), p_line, p_subitem_line);
}
// Then remove the provided item itself.
p_item->parent->subitems.erase(p_item);
}
memdelete(p_item);
}
@ -1767,21 +1772,23 @@ bool RichTextLabel::remove_line(const int p_line) {
return false;
}
int i = 0;
while (i < current->subitems.size() && current->subitems[i]->line < p_line) {
i++;
}
bool was_newline = false;
while (i < current->subitems.size()) {
was_newline = current->subitems[i]->type == ITEM_NEWLINE;
_remove_item(current->subitems[i], current->subitems[i]->line, p_line);
if (was_newline) {
break;
// Remove all subitems with the same line as that provided.
Vector<int> subitem_indices_to_remove;
for (int i = 0; i < current->subitems.size(); i++) {
if (current->subitems[i]->line == p_line) {
subitem_indices_to_remove.push_back(i);
}
}
if (!was_newline) {
bool had_newline = false;
// Reverse for loop to remove items from the end first.
for (int i = subitem_indices_to_remove.size() - 1; i >= 0; i--) {
int subitem_idx = subitem_indices_to_remove[i];
had_newline = had_newline || current->subitems[subitem_idx]->type == ITEM_NEWLINE;
_remove_item(current->subitems[subitem_idx], current->subitems[subitem_idx]->line, p_line);
}
if (!had_newline) {
current_frame->lines.remove(p_line);
if (current_frame->lines.size() == 0) {
current_frame->lines.resize(1);
@ -1792,7 +1799,8 @@ bool RichTextLabel::remove_line(const int p_line) {
main->lines.write[0].from = main;
}
main->first_invalid_line = 0;
main->first_invalid_line = 0; // p_line ???
update();
return true;
}