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https://github.com/trezor/trezor-firmware.git
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212391fc37
[no changelog]
52 lines
1.1 KiB
Rust
52 lines
1.1 KiB
Rust
use core::ops::{Deref, Sub};
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extern crate alloc;
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use alloc::boxed::Box;
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use crate::{Anim, Fun};
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pub type AnimBox<T, V> = Anim<Box<dyn Fun<T = T, V = V>>>;
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impl<F> Anim<F>
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where
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F: Fun + 'static,
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{
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/// Returns a boxed version of this animation.
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///
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/// This may be used to reduce the compilation time of deeply nested
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/// animations.
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pub fn into_box(self) -> AnimBox<F::T, F::V> {
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Anim(Box::new(self.0))
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}
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pub fn into_box_fn(self) -> Box<dyn Fn(F::T) -> F::V> {
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Box::new(self.into_fn())
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}
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}
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// TODO: We need to get rid of the 'static requirements.
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impl<F> Anim<F>
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where
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F: Fun + 'static,
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F::T: Copy + PartialOrd + Sub<Output = F::T> + 'static,
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F::V: 'static,
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{
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pub fn seq_box<G, A>(self, self_end: F::T, next: A) -> AnimBox<F::T, F::V>
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where
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G: Fun<T = F::T, V = F::V> + 'static,
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A: Into<Anim<G>>,
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{
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self.into_box()
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.seq(self_end, next.into().into_box())
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.into_box()
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}
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}
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impl<'a, T, V> Fun for Box<dyn Fun<T = T, V = V>> {
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type T = T;
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type V = V;
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fn eval(&self, t: Self::T) -> Self::V {
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self.deref().eval(t)
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}
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}
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