79 lines
2.5 KiB
TypeScript
79 lines
2.5 KiB
TypeScript
import type Phaser from 'phaser'
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import { TowerBase } from './TowerBase'
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import { AudioEngine } from '../AudioEngine'
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import type { EnemyBase } from '../enemies/EnemyBase'
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/**
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* 产品经理 PM — 160 HC
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* 攻击：射出原型图（需求变更弹幕），命中使怪物"需求混乱"（双重减速 + 持续伤害）
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* 特殊技能"需求变更"：每 4 次攻击强制随机重置目标位置（怪物被打回 2 个路径节点）
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*/
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export class PMTower extends TowerBase {
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private hitCount = 0
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constructor(scene: Phaser.Scene, gridX: number, gridY: number) {
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super(scene, gridX, gridY, 160, 4, 20, 0.8, 'tower-pm')
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}
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attack(target: EnemyBase): void {
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AudioEngine.getInstance().playPMAttack()
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this.firePRD(target)
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}
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private firePRD(target: EnemyBase): void {
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// 原型图：白色矩形框符号
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const bullet = this.scene.add.text(this.px, this.py, '📋', {
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fontSize: '16px',
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}).setOrigin(0.5, 0.5).setDepth(13)
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const dx = target.x - this.px
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const dy = target.y - this.py
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const dist = Math.sqrt(dx * dx + dy * dy)
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this.scene.tweens.add({
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targets: bullet,
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x: target.x, y: target.y,
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duration: (dist / 900) * 1000,
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ease: 'Linear',
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onComplete: () => {
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bullet.destroy()
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if (target.isDead) return
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target.takeDamage(this.attackDamage)
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// 双重减速：60% 持续 3 秒
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target.addSlow(0.6, 3000)
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target.addDOT(5, 3000)
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this.hitCount++
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if (this.hitCount % 4 === 0) {
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// 需求变更：打回 2 个路径节点
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target.rewindPath(2)
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this.showMessage('需求变更！打回重做！', '#06b6d4')
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}
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// 命中特效：蓝色震荡圈
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const g = this.scene.add.graphics()
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g.lineStyle(2, 0x06b6d4, 0.9)
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g.strokeRect(target.x - 12, target.y - 10, 24, 20)
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g.setDepth(15)
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this.scene.tweens.add({
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targets: g, scaleX: 1.8, scaleY: 1.8, alpha: 0,
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duration: 350, onComplete: () => g.destroy(),
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})
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},
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})
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}
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private showMessage(msg: string, color: string): void {
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const txt = this.scene.add
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.text(this.px, this.py - 30, msg, {
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fontFamily: 'VT323, monospace', fontSize: '14px',
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color, backgroundColor: '#0c4a6e', padding: { x: 4, y: 2 },
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}).setOrigin(0.5, 1).setDepth(20)
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this.scene.tweens.add({
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targets: txt, y: this.py - 55, alpha: 0,
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duration: 1200, onComplete: () => txt.destroy(),
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})
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}
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}
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