11     base::{panel::Panel, rect::Rect, vector2::Vector2},
33     rect: Cell<Rect>,  field
54             rect: Cell::new(Rect::default()),  in new()
109                     max_size = u32::max(max_size, element.rect().get().height);  in arrange_elements()
112                     max_size = u32::max(max_size, element.rect().get().width);  in arrange_elements()
130                             y_offset as i32 + (max_size - element.rect().get().height) as i32 / 2,  in arrange_elements()
134                             y_offset as i32 + (max_size - element.rect().get().height) as i32,  in arrange_elements()
144                             x_offset as i32 + (max_size - element.rect().get().width) as i32 / 2,  in arrange_elements()
148                             x_offset as i32 + (max_size - element.rect().get().width) as i32,  in arrange_elements()
161                     x_offset += element.rect().get().width + self.space.get();  in arrange_elements()
164                     y_offset += element.rect().get().height + self.space.get();  in arrange_elements()
184     fn rect(&self) -> &Cell<Rect> {  in rect()  method
185         &self.rect  in rect()