bevy_asset/
direct_access_ext.rs

1//! Add methods on `World` to simplify loading assets when all
2//! you have is a `World`.
3
4use bevy_ecs::world::World;
5
6use crate::{Asset, AssetPath, AssetServer, Assets, Handle, LoadBuilder};
7
8/// An extension trait for methods for working with assets directly from a [`World`].
9pub trait DirectAssetAccessExt {
10    /// Insert an asset similarly to [`Assets::add`].
11    fn add_asset<A: Asset>(&mut self, asset: impl Into<A>) -> Handle<A>;
12
13    /// Load an asset similarly to [`AssetServer::load`].
14    fn load_asset<'a, A: Asset>(&self, path: impl Into<AssetPath<'a>>) -> Handle<A>;
15
16    /// Creates a new [`LoadBuilder`] similar to [`AssetServer::load_builder`].
17    fn load_builder(&self) -> LoadBuilder<'_>;
18}
19
20impl DirectAssetAccessExt for World {
21    /// Insert an asset similarly to [`Assets::add`].
22    ///
23    /// # Panics
24    /// If `self` doesn't have an [`AssetServer`] resource initialized yet.
25    fn add_asset<'a, A: Asset>(&mut self, asset: impl Into<A>) -> Handle<A> {
26        self.resource_mut::<Assets<A>>().add(asset)
27    }
28
29    /// Load an asset similarly to [`AssetServer::load`].
30    ///
31    /// # Panics
32    /// If `self` doesn't have an [`AssetServer`] resource initialized yet.
33    fn load_asset<'a, A: Asset>(&self, path: impl Into<AssetPath<'a>>) -> Handle<A> {
34        self.resource::<AssetServer>().load(path)
35    }
36
37    /// Creates a new [`LoadBuilder`] similar to [`AssetServer::load_builder`].
38    ///
39    /// # Panics
40    /// If `self` doesn't have an [`AssetServer`] resource initialized yet.
41    fn load_builder(&self) -> LoadBuilder<'_> {
42        self.resource::<AssetServer>().load_builder()
43    }
44}
bevy_asset/direct_access_ext.rs

bevy_asset/
direct_access_ext.rs
