From 3e4fb93a594f11a80904653396698d6c70e07cb0 Mon Sep 17 00:00:00 2001 From: Niklas Halle Date: Sat, 31 Oct 2020 20:44:44 +0100 Subject: Initial public release --- src/metric/area.rs | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 src/metric/area.rs (limited to 'src/metric/area.rs') diff --git a/src/metric/area.rs b/src/metric/area.rs new file mode 100644 index 0000000..eb2b0c3 --- /dev/null +++ b/src/metric/area.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 Area { + Base(f64, fn(f64) -> f64, &'static str), + Canonical(f64), + SquareMeter(f64), + SquareMetre(f64), +} + +impl Unit for Area { + fn to_si_unit(&self) -> Area { + match self { + Area::Base(_, _, _) => self.clone(), + Area::Canonical(value) => Area::Base(value.clone(), |x| x, "m²"), + Area::SquareMeter(value) => Area::Base(value.clone(), |x| x, "m²"), + Area::SquareMetre(value) => Area::Base(value.clone(), |x| x, "m²"), + } + } +} + +declare_unit_basics!(Area); \ No newline at end of file -- cgit v1.2.3-54-g00ecf