veloren_common/
effect.rs

1use crate::{combat, comp};
2use serde::{Deserialize, Serialize};
3
4#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
5pub enum PermanentEffect {
6    CycleBodyType,
7}
8
9/// An effect that may be applied to an entity
10#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
11pub enum Effect {
12    Health(comp::HealthChange),
13    Poise(f32),
14    Damage(combat::Damage),
15    Buff(BuffEffect),
16    Permanent(PermanentEffect),
17}
18
19/// A buff that may be applied to an entity
20#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
21#[serde(deny_unknown_fields)]
22pub struct BuffEffect {
23    pub kind: comp::BuffKind,
24    #[serde(default)]
25    pub data: comp::BuffData,
26    #[serde(default)]
27    pub cat_ids: Vec<comp::BuffCategory>,
28}
29
30impl Effect {
31    pub fn info(&self) -> String {
32        match self {
33            Effect::Health(c) => format!("{:+} health", c.amount),
34            Effect::Poise(p) => format!("{:+} poise", p),
35            Effect::Damage(d) => format!("{:+}", d.value),
36            Effect::Buff(e) => format!("{:?} buff", e),
37            Effect::Permanent(e) => format!("{:?}", e),
38        }
39    }
40
41    pub fn is_harm(&self) -> bool {
42        match self {
43            Effect::Health(c) => c.amount < 0.0,
44            Effect::Poise(p) => *p < 0.0,
45            Effect::Damage(_) => true,
46            Effect::Buff(e) => !e.kind.is_buff(),
47            Effect::Permanent(_) => false,
48        }
49    }
50
51    pub fn modify_strength(&mut self, modifier: f32) {
52        match self {
53            Effect::Health(change) => {
54                change.amount *= modifier;
55            },
56            Effect::Poise(poise) => {
57                *poise *= modifier;
58            },
59            Effect::Damage(damage) => {
60                damage.interpolate_damage(modifier, 0.0);
61            },
62            Effect::Buff(effect) => {
63                effect.data.strength *= modifier;
64            },
65            Effect::Permanent(_) => {},
66        }
67    }
68}
veloren_common/effect.rs

veloren_common/
effect.rs
