feather-ui 0.4.0

Feather UI library
Documentation 
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// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: 2025 Fundament Research Institute <https://fundament.institute>

use crate::SourceID;
use crate::layout::domain_write;
use derive_where::derive_where;
use std::rc::Rc;
use std::sync::Arc;

// This simply writes it's area to the given cross-reference domain during the
// layout phase
#[derive(feather_macro::StateMachineChild)]
#[derive_where(Clone)]
pub struct DomainPoint<T> {
    pub id: Arc<SourceID>,
    props: Rc<T>,
}

impl<T: domain_write::Prop + 'static> DomainPoint<T> {
    pub fn new(id: Arc<SourceID>, props: T) -> Self {
        Self {
            id,
            props: props.into(),
        }
    }
}

impl<T: domain_write::Prop + 'static> super::Component for DomainPoint<T>
where
    for<'a> &'a T: Into<&'a (dyn domain_write::Prop + 'static)>,
{
    type Props = T;

    fn layout(
        &self,
        _: &mut crate::StateManager,
        _: &crate::graphics::Driver,
        _: &Arc<SourceID>,
    ) -> Box<dyn crate::layout::Layout<T>> {
        Box::new(crate::layout::Node::<T, dyn domain_write::Prop> {
            props: self.props.clone(),
            children: Default::default(),
            id: Arc::downgrade(&self.id),
            renderable: None,
            layer: None,
        })
    }
}