AreaObjectDesc

Trait AreaObjectDesc 

Source
pub trait AreaObjectDesc {
    // Required method
    fn area(&self) -> &Option<Area>;
}
Expand description

有区域对象

Required Methods§

Source

fn area(&self) -> &Option<Area>

Implementations on Foreign Types§

Source§

impl AreaObjectDesc for Option<Area>

Source§

fn area(&self) -> &Option<Area>

Implementors§

Source§

impl AreaObjectDesc for SubDescNone

Source§

impl<T> AreaObjectDesc for NamedObjectDesc<T>

§NamedObjectDesc 的 AreaObjectDesc 自动实现

如果 T::AreaType 实现了 AreaObjectDesc 则自动为 NamedObjectDesc 实现 AreaObjectDesc