21 lines
415 B
Rust
21 lines
415 B
Rust
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use crate::canvas::{Event, Geometry, Size};
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pub trait State {
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fn update(&mut self, _event: Event, _bounds: Size) {}
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fn draw(&self, bounds: Size) -> Vec<Geometry>;
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}
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impl<T> State for &mut T
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where
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T: State,
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{
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fn update(&mut self, event: Event, bounds: Size) {
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T::update(self, event, bounds);
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}
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fn draw(&self, bounds: Size) -> Vec<Geometry> {
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T::draw(self, bounds)
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}
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}
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