Method _compute_split_offset

scene/gui/split_container.cpp:245–279

}

void SplitContainer::_compute_split_offset(bool p_clamp) {
	Control *first = _get_sortable_child(0);
	Control *second = _get_sortable_child(1);
	int axis_index = vertical ? 1 : 0;
	int size = get_size()[axis_index];
	int sep = _get_separation();

	// Compute the wished size.
	int wished_size = 0;
	int split_offset_with_collapse = 0;
	if (!collapsed) {
		split_offset_with_collapse = split_offset;
	}
	bool first_is_expanded = (vertical ? first->get_v_size_flags() : first->get_h_size_flags()) & SIZE_EXPAND;
	bool second_is_expanded = (vertical ? second->get_v_size_flags() : second->get_h_size_flags()) & SIZE_EXPAND;

	if (first_is_expanded && second_is_expanded) {
		float ratio = first->get_stretch_ratio() / (first->get_stretch_ratio() + second->get_stretch_ratio());
		wished_size = size * ratio - sep * 0.5 + split_offset_with_collapse;
	} else if (first_is_expanded) {
		wished_size = size - sep + split_offset_with_collapse;
	} else {
		wished_size = split_offset_with_collapse;
	}

	// Clamp the split offset to acceptable values.
	int first_min_size = first->get_combined_minimum_size()[axis_index];
	int second_min_size = second->get_combined_minimum_size()[axis_index];
	computed_split_offset = CLAMP(wished_size, first_min_size, size - sep - second_min_size);

	// Clamp the split_offset if requested.
	if (p_clamp) {
		split_offset -= wished_size - computed_split_offset;
	}
}

void SplitContainer::_resort() {
	Control *first = _get_sortable_child(0);