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assets/seripts/effects/BombEffectControl.ts

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+import { _decorator, Component, Label, Node, Animation, tween, Vec3 } from "cc";
+import { EventDispatcher } from "../libs/EventDispatcher";
+const { ccclass, property } = _decorator;
+
+@ccclass("BombEffect")
+export class BombEffect extends Component {
+  // 提示语数组
+  private bombTips: string[] = [
+    "完美",
+    "真棒",
+    "棒呆",
+    "太棒了",
+    "无敌",
+    "超棒",
+    "天才",
+  ];
+  // 爆炸标题 Lable
+  @property(Label)
+  private bombLabel: Label = null;
+
+  // 爆炸图片节点
+  @property(Node)
+  private bombImageNode: Node = null;
+
+  // 动画组件
+  private bombAnimation: Animation = null;
+
+  onLoad() {
+    // 初始化动画组件
+    this.bombAnimation = this.bombImageNode.getComponent(Animation);
+    // 监听动画完成事件
+    this.bombAnimation.on(
+      Animation.EventType.FINISHED,
+      this.onAnimationFinished,
+      this,
+    );
+    // 设置随机的提示语
+    this.setBombTip();
+    // 监听小恐龙吃到音符事件
+    EventDispatcher.getTarget().on(
+      EventDispatcher.DINO_EAT_NOTE,
+      this.hideBombTip,
+      this,
+    );
+  }
+
+  // 动画完成事件
+  private onAnimationFinished() {
+    // 隐藏爆炸图片
+    this.bombImageNode.active = false;
+    // 标题缩小到 0.1
+    tween(this.bombLabel.node)
+      .to(0.2, { scale: new Vec3(0.1, 0.1, 1) })
+      .call(() => {
+        // 销毁整个特效节点
+        this.node.destroy();
+      })
+      .start();
+  }
+
+  // 播放爆炸特效
+  public playBombEffect() {
+    // 播放动画
+    this.bombAnimation.play("bomb");
+    // 显示爆炸标题
+    this.bombLabel.node.active = true;
+    // 放大标题1.1倍速
+    tween(this.bombLabel.node)
+      .to(0.5, { scale: new Vec3(1.1, 1.1, 1) })
+      .start();
+  }
+
+  // 设置随机的提示语
+  private setBombTip() {
+    let randomIndex = Math.floor(Math.random() * this.bombTips.length);
+    // 设置爆炸标题的文本
+    this.bombLabel.string = this.bombTips[randomIndex];
+  }
+
+  // 隐藏爆炸标题
+  private hideBombTip() {
+    // 隐藏爆炸标题
+    this.bombLabel.node.active = false;
+  }
+
+  // 隐藏爆炸特效
+  private hideBombEffect() {
+    // 隐藏爆炸特效
+    this.node.active = false;
+  }
+
+  update(deltaTime: number) {}
+}