From 8022e8998290b067b8aa0cb9cba8ba410826bdab Mon Sep 17 00:00:00 2001 From: HampusM Date: Thu, 21 May 2026 17:55:20 +0200 Subject: chore: rename ecs* crates to engine-ecs* --- ecs/src/event/component.rs | 103 --------------------------------------------- 1 file changed, 103 deletions(-) delete mode 100644 ecs/src/event/component.rs (limited to 'ecs/src/event/component.rs') diff --git a/ecs/src/event/component.rs b/ecs/src/event/component.rs deleted file mode 100644 index 70ea3e5..0000000 --- a/ecs/src/event/component.rs +++ /dev/null @@ -1,103 +0,0 @@ -//! Component events. - -use std::convert::Infallible; - -use crate::Component; -use crate::component::{Handle as ComponentHandle, HandleMut as ComponentHandleMut}; -use crate::entity::Handle as EntityHandle; -use crate::pair::Pair; -use crate::system::observer::{EventMatch, Observed}; - -/// Implemented by the relations of component event pairs -pub trait EventRelation: Component {} - -/// Pair relation for events emitted when: -/// a) A entity with the target component is spawned. -/// b) The target component is added to a entity. -#[derive(Debug, Component)] -pub struct Added(Infallible); - -impl EventRelation for Added {} - -/// Pair relation for events emitted **before**: -/// a) The target component is removed from a entity. -/// b) A entity with the target component is despawned. -#[derive(Debug, Component)] -pub struct Removed(Infallible); - -impl EventRelation for Removed {} - -#[derive(Debug, Component)] -pub struct Changed(Infallible); - -impl EventRelation for Changed {} - -/// [`EventMatch`] extension trait for component event matches. -pub trait EventMatchExt: sealed::Sealed -{ - #[must_use] - fn get_entity(&self) -> EntityHandle<'_>; - - #[must_use] - fn get_ent_target_comp(&self) -> ComponentHandle<'_, Target> - where - Target: Component; - - #[must_use] - fn get_ent_target_comp_mut(&self) -> ComponentHandleMut<'_, Target> - where - Target: Component; -} - -impl EventMatchExt - for EventMatch<'_, Pair> -where - Pair: Observed, -{ - fn get_entity(&self) -> EntityHandle<'_> - { - let Some(ent) = self.try_get_entity() else { - unreachable!(); - }; - - ent - } - - fn get_ent_target_comp(&self) -> ComponentHandle<'_, Target> - where - Target: Component, - { - let ent = self.get_entity(); - - let Some(comp) = ent.get::() else { - unreachable!(); - }; - - comp - } - - fn get_ent_target_comp_mut(&self) -> ComponentHandleMut<'_, Target> - where - Target: Component, - { - let ent = self.get_entity(); - - let Some(comp) = ent.get_mut::() else { - unreachable!(); - }; - - comp - } -} - -impl sealed::Sealed - for EventMatch<'_, Pair> -where - Pair: Observed, -{ -} - -mod sealed -{ - pub trait Sealed {} -} -- cgit v1.2.3-18-g5258