summaryrefslogtreecommitdiffstats
path: root/src/metric/frequency.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/metric/frequency.rs')
-rw-r--r--src/metric/frequency.rs59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/metric/frequency.rs b/src/metric/frequency.rs
new file mode 100644
index 0000000..c35f874
--- /dev/null
+++ b/src/metric/frequency.rs
@@ -0,0 +1,59 @@
+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;
+
+use crate::metric::time::Time;
+
+#[derive(Copy, Clone, Debug, PartialOrd, PartialEq)]
+pub enum Frequency {
+ Base(f64, fn(f64) -> f64, &'static str),
+ Canonical(f64),
+ Hertz(f64),
+ Becquerel(f64),
+}
+
+impl Unit<Frequency> for Frequency {
+ fn to_si_unit(&self) -> Frequency {
+ match self {
+ Frequency::Base(_, _, _) => self.clone(),
+ Frequency::Canonical(value) => Frequency::Base(value.clone(), |x| x, "Hz"),
+ Frequency::Hertz(value) => Frequency::Base(value.clone(), |x| x, "Hz"),
+ Frequency::Becquerel(value) => Frequency::Base(value.clone(), |x| x, "Bq"),
+ }
+ }
+}
+
+declare_unit_basics!(Frequency);
+
+// 1/s = Hz
+impl Div<Time> for f64 {
+ type Output = Frequency;
+
+ fn div(self, rhs: Time) -> Self::Output {
+ Frequency::Canonical(self * rhs.to_si_primitive())
+ }
+}
+
+// Hz * s = 1
+impl Mul<Time> for Frequency {
+ type Output = f64;
+
+ fn mul(self, rhs: Time) -> Self::Output {
+ self.to_si_primitive() * rhs.to_si_primitive()
+ }
+}
+
+// s * Hz = 1
+impl Mul<Frequency> for Time {
+ type Output = f64;
+
+ fn mul(self, rhs: Frequency) -> Self::Output {
+ self.to_si_primitive() * rhs.to_si_primitive()
+ }
+}
+
+pub type Activity = Frequency; \ No newline at end of file