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Diffstat (limited to 'src/metric/energy.rs')
-rw-r--r-- | src/metric/energy.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/metric/energy.rs b/src/metric/energy.rs new file mode 100644 index 0000000..5884a2f --- /dev/null +++ b/src/metric/energy.rs @@ -0,0 +1,32 @@ +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 Energy { + Base(f64, fn(f64) -> f64, &'static str), + Canonical(f64), + Joule(f64), + KiloJoule(f64), + Calorie(f64), + Kilocalorie(f64), +} + +impl Unit<Energy> for Energy { + fn to_si_unit(&self) -> Energy { + match self { + Energy::Base(_, _, _) => self.clone(), + Energy::Canonical(value) => Energy::Base(value.clone(), |x| x, "J"), + Energy::Joule(value) => Energy::Base(value.clone(), |x| x, "J"), + Energy::KiloJoule(value) => Energy::Base(value * 1000.0, |x| x / 1000.0, "kJ"), + Energy::Calorie(value) => Energy::Base(value * 4.184, |x| x / 4.184, "cal"), + Energy::Kilocalorie(value) => Energy::Base(value * 4184.0, |x| x / 4184.0, "kcal"), + } + } +} + +declare_unit_basics!(Energy);
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