feat(towers): 实现防御塔基类与4种塔及塔管理器

2026-03-21 08:04:15 +00:00
parent 6a21ece3ee
commit 45cf1e4642
6 changed files with 708 additions and 0 deletions
--- a/game/towers/InternTower.ts
+++ b/game/towers/InternTower.ts
@@ -0,0 +1,91 @@
+import type Phaser from 'phaser'
+import { TowerBase } from './TowerBase'
+import { GameManager } from '../GameManager'
+import type { EnemyBase } from '../enemies/EnemyBase'
+
+export class InternTower extends TowerBase {
+  private selfDestroyTimer: number = 0
+  private readonly SELF_DESTROY_INTERVAL = 1000
+  private destroyed: boolean = false
+  public onSelfDestroy?: (tower: InternTower) => void
+
+  constructor(scene: Phaser.Scene, gridX: number, gridY: number) {
+    super(scene, gridX, gridY, 50, 1, 15, 1.5)
+    this.drawSprite()
+  }
+
+  drawSprite(): void {
+    if (!this.sprite) return
+    this.sprite.clear()
+    // 绿色小人（圆头+十字身体）
+    this.sprite.fillStyle(0x22c55e, 1)
+    this.sprite.fillCircle(0, -12, 8)
+    // 身体
+    this.sprite.fillRect(-3, -4, 6, 14)
+    // 手臂
+    this.sprite.fillRect(-12, -2, 24, 4)
+    this.sprite.setPosition(this.px, this.py)
+    this.sprite.setDepth(10)
+  }
+
+  override update(delta: number, enemies: EnemyBase[]): void {
+    if (this.destroyed) return
+
+    super.update(delta, enemies)
+
+    // 被动：每秒1%概率离场
+    this.selfDestroyTimer += delta
+    if (this.selfDestroyTimer >= this.SELF_DESTROY_INTERVAL) {
+      this.selfDestroyTimer -= this.SELF_DESTROY_INTERVAL
+      if (Math.random() < 0.01) {
+        // 退还 25 HC
+        GameManager.getInstance().addHC(25)
+        this.showMessage('实习生跑路！+25HC')
+        this.destroyed = true
+        this.onSelfDestroy?.(this)
+        this.destroy()
+        return
+      }
+    }
+  }
+
+  attack(target: EnemyBase): void {
+    // 整顿职场：5% 概率秒杀 HP < 500 的怪物
+    if (Math.random() < 0.05 && target.hp < 500) {
+      target.takeDamage(9999)
+      this.showMessage('整顿职场！秒杀！')
+    } else {
+      target.takeDamage(this.attackDamage)
+    }
+    // 近战效果（闪光）
+    this.showMeleeEffect(target)
+  }
+
+  private showMeleeEffect(target: EnemyBase): void {
+    const g = this.scene.add.graphics()
+    g.fillStyle(0x22c55e, 0.7)
+    g.fillCircle(target.sprite.x, target.sprite.y, 10)
+    g.setDepth(15)
+    this.scene.time.delayedCall(150, () => g.destroy())
+  }
+
+  private showMessage(msg: string): void {
+    const txt = this.scene.add
+      .text(this.px, this.py - 30, msg, {
+        fontFamily: 'VT323, monospace',
+        fontSize: '14px',
+        color: '#22C55E',
+        backgroundColor: '#14532D',
+        padding: { x: 4, y: 2 },
+      })
+      .setOrigin(0.5, 1)
+      .setDepth(20)
+    this.scene.tweens.add({
+      targets: txt,
+      y: this.py - 55,
+      alpha: 0,
+      duration: 1200,
+      onComplete: () => txt.destroy(),
+    })
+  }
+}