73 lines
2.2 KiB
Rust
73 lines
2.2 KiB
Rust
use super::DioxusUiRoot;
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use bevy::{
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ecs::{
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entity::Entity,
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system::{CommandQueue, Commands},
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world::World,
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},
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prelude::{Deref, DerefMut},
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utils::synccell::SyncCell,
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};
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use dioxus_core::{Mutations, VirtualDom};
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use std::{cell::RefCell, rc::Rc};
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pub fn tick_dioxus_ui(world: &mut World) {
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unsafe {
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let world_cell = world.as_unsafe_world_cell();
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let apply_mutations = |mutations: Mutations, bevy_ui_root: Entity| {
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todo!("Modify bevy_ui entities based on mutations");
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};
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let mut command_queue = CommandQueue::default();
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for mut dioxus_ui_root in world_cell
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.world_mut()
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.query::<&mut DioxusUiRoot>()
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.iter_mut(world_cell.world_mut())
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{
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dioxus_ui_root
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.virtual_dom
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.get()
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.base_scope()
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.provide_context(EcsContext {
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world_read_only: std::mem::transmute(world_cell.world()),
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commands: Rc::new(RefCell::new(Commands::new(
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std::mem::transmute(&mut command_queue),
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std::mem::transmute(world_cell.world()),
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))),
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});
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let bevy_ui_root = dioxus_ui_root.root_entity.unwrap_or_else(|| {
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// TODO: Spawn bevy_ui_root as a child of dioxus_ui_root
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let bevy_ui_root = world_cell.world_mut().spawn(()).id();
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apply_mutations(dioxus_ui_root.virtual_dom.get().rebuild(), bevy_ui_root);
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bevy_ui_root
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});
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// TODO: Handle events from winit
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// dioxus_ui_root
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// .virtual_dom
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// .get()
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// .handle_event(todo!(), todo!(), todo!(), todo!());
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apply_mutations(
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dioxus_ui_root.virtual_dom.get().render_immediate(),
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bevy_ui_root,
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);
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}
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command_queue.apply(world);
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}
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}
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#[derive(Clone)]
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struct EcsContext {
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world_read_only: &'static World,
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commands: Rc<RefCell<Commands<'static, 'static>>>,
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}
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#[derive(Deref, DerefMut)]
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pub struct VirtualDomUnsafe(pub SyncCell<VirtualDom>);
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unsafe impl Send for VirtualDomUnsafe {}
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