Boss anim, open close

assets/Scripts/Utils/OpenCloseAnimator.ts

@@ -0,0 +1,33 @@
+import { Animation, Component, _decorator } from "cc";
+import { delay } from "../Services/Utils/AsyncUtils";
+const { ccclass, property } = _decorator;
+
+@ccclass("OpenCloseAnimator")
+export class OpenCloseAnimator extends Component {
+    @property(Animation) private animation: Animation;
+
+    private readonly openStateName = "Open";
+    private readonly closeStateName = "Close";
+
+    private openDuration = 0;
+    private closeDuration = 0;
+
+    public start(): void {
+        this.node.active = false;
+        this.openDuration = this.animation.getState(this.openStateName).duration;
+        this.closeDuration = this.animation.getState(this.closeStateName).duration;
+    }
+
+    public async playOpen(): Promise<void> {
+        this.node.active = true;
+        this.animation.play(this.openStateName);
+        await delay(this.openDuration);
+    }
+
+    public async playClose(): Promise<void> {
+        this.node.active = true;
+        this.animation.play(this.openStateName);
+        await delay(this.closeDuration);
+        this.node.active = false;
+    }
+}

assets/Scripts/Utils/OpenCloseAnimator.ts.meta

@@ -0,0 +1,9 @@
+{
+  "ver": "4.0.23",
+  "importer": "typescript",
+  "imported": true,
+  "uuid": "f9bdc2e9-98c7-4882-a58d-3a07ad74cbf5",
+  "files": [],
+  "subMetas": {},
+  "userData": {}
+}