diff options
Diffstat (limited to 'src/metric/plane_angle.rs')
-rw-r--r-- | src/metric/plane_angle.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/metric/plane_angle.rs b/src/metric/plane_angle.rs new file mode 100644 index 0000000..86bc17c --- /dev/null +++ b/src/metric/plane_angle.rs @@ -0,0 +1,28 @@ +use std::fmt::{Display, Formatter, Result}; +use std::ops::{Add, Sub, AddAssign, SubAssign, Div, Mul, DivAssign, MulAssign}; + +use crate::metric::Unit; +use crate::metric::Primitive; + +use crate::declare_unit_basics; + +#[derive(Copy, Clone, Debug, PartialOrd, PartialEq)] +pub enum PlaneAngle { + Base(f64, fn(f64) -> f64, &'static str), + Canonical(f64), + Radian(f64), + Degree(f64), +} + +impl Unit<PlaneAngle> for PlaneAngle { + fn to_si_unit(&self) -> PlaneAngle { + match self { + PlaneAngle::Base(_, _, _) => self.clone(), + PlaneAngle::Canonical(value) => PlaneAngle::Base(value.clone(), |x| x, "m²"), + PlaneAngle::Radian(value) => PlaneAngle::Base(value.clone(), |x| x, "rad"), + PlaneAngle::Degree(value) => PlaneAngle::Base(value * std::f64::consts::PI / 180.0, |x| x / std::f64::consts::PI * 180.0, "°"), + } + } +} + +declare_unit_basics!(PlaneAngle);
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