枚举 Coordinate 

pub enum Coordinate {
    Abs,
    Rel,
}

指定坐标是相对坐标还是绝对坐标

变体

Abs

Rel

trait 实现

impl Clone for Coordinate

fn clone(&self) -> Coordinate

Returns a duplicate of the value. 阅读更多

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. 阅读更多

impl Debug for Coordinate

fn fmt(&self, f: &mut Formatter<'_>) -> Result

使用给定的格式化器格式化该值。 阅读更多

impl Default for Coordinate

fn default() -> Coordinate

Returns the “default value” for a type. 阅读更多

impl Hash for Coordinate

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. 阅读更多

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. 阅读更多

impl PartialEq for Coordinate

fn eq(&self, other: &Coordinate) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for Coordinate

impl Eq for Coordinate

impl StructuralPartialEq for Coordinate