diff options
Diffstat (limited to 'ecs/examples/relationship.rs')
-rw-r--r-- | ecs/examples/relationship.rs | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/ecs/examples/relationship.rs b/ecs/examples/relationship.rs index 240884a..b607398 100644 --- a/ecs/examples/relationship.rs +++ b/ecs/examples/relationship.rs @@ -1,5 +1,6 @@ +use ecs::pair::Pair; use ecs::phase::START as START_PHASE; -use ecs::relationship::Relationship; +use ecs::uid::Wildcard; use ecs::{Component, Query, World}; #[derive(Component)] @@ -17,16 +18,19 @@ struct Health health: u32, } +#[derive(Component)] struct Holding; -fn print_player_stats( - player_query: Query<(&Player, &Health, &Relationship<Holding, Sword>)>, -) +fn print_player_stats(player_query: Query<(&Player, &Health, Pair<Holding, Wildcard>)>) { for (_, health, sword_relationship) in &player_query { println!("Player health: {}", health.health); - if let Some(sword) = sword_relationship.get(0) { + if let Some(sword_ent) = sword_relationship.get_target_entity() { + let sword = sword_ent + .get::<Sword>() + .expect("Sword entity is missing sword component"); + println!("Player sword attack strength: {}", sword.attack_strength); } } @@ -43,7 +47,7 @@ fn main() world.create_entity(( Player, Health { health: 180 }, - Relationship::<Holding, Sword>::new(sword_uid), + Pair::new::<Holding>(sword_uid), )); world.step(); |