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Make `Slider` and `DragValue` compatible with `NonZeroUsize` etc (#5105)

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Emil Ernerfeldt 2024-09-13 11:27:13 +02:00 committed by GitHub
parent 2c8df65bf6
commit f658f8b02b
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1 changed files with 26 additions and 0 deletions
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26
crates/emath/src/numeric.rs
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@ -60,6 +60,26 @@ macro_rules! impl_numeric_integer {
};
}
macro_rules! impl_numeric_non_zero_unsigned {
($t: path) => {
impl Numeric for $t {
const INTEGRAL: bool = true;
const MIN: Self = Self::MIN;
const MAX: Self = Self::MAX;
#[inline(always)]
fn to_f64(self) -> f64 {
self.get() as f64
}
#[inline(always)]
fn from_f64(num: f64) -> Self {
Self::new(num.round().max(1.0) as _).unwrap_or(Self::MIN)
}
}
};
}
impl_numeric_float!(f32);
impl_numeric_float!(f64);
impl_numeric_integer!(i8);
@ -72,3 +92,9 @@ impl_numeric_integer!(i64);
impl_numeric_integer!(u64);
impl_numeric_integer!(isize);
impl_numeric_integer!(usize);
impl_numeric_non_zero_unsigned!(std::num::NonZeroU8);
impl_numeric_non_zero_unsigned!(std::num::NonZeroU16);
impl_numeric_non_zero_unsigned!(std::num::NonZeroU32);
impl_numeric_non_zero_unsigned!(std::num::NonZeroU64);
impl_numeric_non_zero_unsigned!(std::num::NonZeroU128);
impl_numeric_non_zero_unsigned!(std::num::NonZeroUsize);