102 lines
2.6 KiB
TypeScript
102 lines
2.6 KiB
TypeScript
import { Component } from '@esengine/ecs-framework';
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/**
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* 生命值组件 - 管理实体的生命值和相关状态
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*
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* 展示游戏逻辑组件的设计：
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* 1. 包含生命值的核心数据
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* 2. 提供简单的查询方法
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* 3. 复杂的伤害处理逻辑留给系统处理
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*/
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export class HealthComponent extends Component {
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/** 最大生命值 */
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public maxHealth: number;
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/** 当前生命值 */
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public currentHealth: number;
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/** 生命值回复速度（每秒回复量） */
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public regenRate: number = 0;
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/** 最后受到伤害的时间（用于延迟回血等机制） */
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public lastDamageTime: number = 0;
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/** 是否无敌 */
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public invincible: boolean = false;
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/** 无敌持续时间 */
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public invincibleDuration: number = 0;
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constructor(maxHealth: number = 100, regenRate: number = 0) {
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super();
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this.maxHealth = maxHealth;
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this.currentHealth = maxHealth;
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this.regenRate = regenRate;
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}
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/**
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* 检查是否死亡
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*/
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isDead(): boolean {
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return this.currentHealth <= 0;
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}
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/**
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* 检查是否满血
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*/
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isFullHealth(): boolean {
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return this.currentHealth >= this.maxHealth;
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}
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/**
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* 获取生命值百分比（0-1）
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*/
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getHealthPercentage(): number {
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return this.currentHealth / this.maxHealth;
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}
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/**
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* 检查生命值是否低于指定百分比
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*/
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isHealthBelowPercentage(percentage: number): boolean {
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return this.getHealthPercentage() < percentage;
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}
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/**
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* 设置生命值（不超过最大值）
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*/
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setHealth(health: number) {
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this.currentHealth = Math.max(0, Math.min(health, this.maxHealth));
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}
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/**
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* 增加生命值（治疗）
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*/
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heal(amount: number) {
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this.currentHealth = Math.min(this.currentHealth + amount, this.maxHealth);
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}
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/**
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* 减少生命值（受伤）
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* 注意：这里只修改数据，具体的伤害逻辑（如死亡处理）应该在系统中实现
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*/
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takeDamage(damage: number) {
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if (this.invincible) return;
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this.currentHealth = Math.max(0, this.currentHealth - damage);
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this.lastDamageTime = Date.now();
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}
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/**
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* 设置无敌状态
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*/
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setInvincible(duration: number) {
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this.invincible = true;
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this.invincibleDuration = duration;
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}
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/**
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* 重置到满血状态
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*/
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reset() {
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this.currentHealth = this.maxHealth;
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this.invincible = false;
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this.invincibleDuration = 0;
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this.lastDamageTime = 0;
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}
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}
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