Method RemoveSelection

src/visual_tool.cpp:304–323

template<class FeatureType>
void VisualTool<FeatureType>::RemoveSelection(FeatureType *feat) {
	if (!sel_features.erase(feat) || !feat->line) return;
	for (auto sel : sel_features)
		if (sel->line == feat->line) return;

	auto sel = c->selectionController->GetSelectedSet();

	// Don't deselect the only selected line
	if (sel.size() <= 1) return;

	sel.erase(feat->line);

	// Set the active line to an arbitrary selected line if we just
	// deselected the active line
	AssDialogue *new_active = c->selectionController->GetActiveLine();
	if (feat->line == new_active)
		new_active = *sel.begin();

	c->selectionController->SetSelectionAndActive(std::move(sel), new_active);
}

//////// PARSERS