use super::precision::*;
use std::ops::*;
#[derive(Clone, Eq, PartialEq)]
pub struct Timestamp(pub(crate) u64);
#[derive(Clone, Eq, PartialEq, Ord, PartialOrd)]
pub struct Elapsed(u64);
impl Sub for Timestamp {
type Output = Elapsed;
#[inline]
fn sub(self, ts: Timestamp) -> Self::Output {
if self.0 >= ts.0 {
Elapsed(self.0 - ts.0)
} else {
Elapsed(self.0 + (!ts.0) + 1)
}
}
}
impl Add for Elapsed {
type Output = Elapsed;
#[inline]
fn add(self, other: Elapsed) -> Self::Output {
Elapsed(self.0 + other.0)
}
}
impl Elapsed {
#[inline]
pub fn ticks(&self) -> u64 {
self.0
}
#[inline]
pub fn as_secs(&self, precision: &Precision) -> u64 {
self.0 / precision.frequency
}
#[inline]
pub fn as_secs_f64(&self, precision: &Precision) -> f64 {
self.0 as f64 / precision.frequency as f64
}
#[inline]
pub fn as_millis(&self, precision: &Precision) -> u64 {
self.0 * 1_000 / precision.frequency
}
}