winit/src/platform_impl/web/event_loop/state.rs

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Rust
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2019-06-25 03:15:34 +02:00
use super::backend;
use crate::event_loop::ControlFlow;
use instant::Instant;
#[derive(Debug, Clone, Copy)]
pub enum State {
Init,
WaitUntil {
timeout: backend::Timeout,
start: Instant,
end: Instant,
},
Wait {
start: Instant,
},
Poll {
timeout: backend::Timeout,
},
Exit,
}
impl State {
pub fn is_exit(&self) -> bool {
match self {
State::Exit => true,
_ => false,
}
}
}
impl From<State> for ControlFlow {
fn from(state: State) -> ControlFlow {
match state {
State::Init => ControlFlow::Poll,
State::WaitUntil { end, .. } => ControlFlow::WaitUntil(end),
State::Wait { .. } => ControlFlow::Wait,
State::Poll { .. } => ControlFlow::Poll,
State::Exit => ControlFlow::Exit,
}
}
}