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basic particles

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This commit is contained in:
Llywelwyn 2023-07-08 01:17:21 +01:00
parent a79669d55c
commit f76b705fe6
6 changed files with 146 additions and 5 deletions
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30
src/inventory_system.rs
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@ -1,6 +1,6 @@
use super::{
gamelog::GameLog, CombatStats, Consumable, InBackpack, Name, Position, ProvidesHealing, WantsToDropItem,
WantsToPickupItem, WantsToUseItem,
gamelog::GameLog, CombatStats, Consumable, InBackpack, Name, ParticleBuilder, Position, ProvidesHealing,
WantsToDropItem, WantsToPickupItem, WantsToUseItem, DEFAULT_PARTICLE_LIFETIME,
};
use specs::prelude::*;
@ -45,10 +45,23 @@ impl<'a> System<'a> for ItemUseSystem {
ReadStorage<'a, Consumable>,
ReadStorage<'a, ProvidesHealing>,
WriteStorage<'a, CombatStats>,
WriteExpect<'a, ParticleBuilder>,
ReadStorage<'a, Position>,
);
fn run(&mut self, data: Self::SystemData) {
let (player_entity, mut gamelog, entities, mut wants_use, names, consumables, healing, mut combat_stats) = data;
let (
player_entity,
mut gamelog,
entities,
mut wants_use,
names,
consumables,
healing,
mut combat_stats,
mut particle_builder,
positions,
) = data;
for (entity, use_item, stats) in (&entities, &wants_use, &mut combat_stats).join() {
let item_heals = healing.get(use_item.item);
@ -56,6 +69,17 @@ impl<'a> System<'a> for ItemUseSystem {
None => {}
Some(healer) => {
stats.hp = i32::min(stats.max_hp, stats.hp + healer.heal_amount);
let pos = positions.get(entity);
if let Some(pos) = pos {
particle_builder.request(
pos.x,
pos.y,
rltk::RGB::named(rltk::GREEN),
rltk::RGB::named(rltk::BLACK),
rltk::to_cp437('♥'),
DEFAULT_PARTICLE_LIFETIME,
);
}
if entity == *player_entity {
gamelog.entries.push(format!(
"You quaff the {}, and heal {} hp.",