feat(fog) 添加迷雾场景

scenes/MenuScene.js

@@ -417,6 +417,13 @@ export default class MenuScene extends Phaser.Scene {
         // 添加开始按钮点击事件
         startClickArea.on('pointerdown', () => {
             console.log('Start game clicked');
+            
+            // 清除所有与涟漪相关的延迟调用，避免场景切换后仍然执行
+            this.rippleTimeouts.forEach(timeoutId => {
+                clearTimeout(timeoutId);
+            });
+            this.rippleTimeouts = [];
+            
             // 添加进入场景前的过渡动画
             this.cameras.main.fadeOut(500, 0, 0, 0);
             this.cameras.main.once('camerafadeoutcomplete', () => {
@@ -582,7 +589,10 @@ export default class MenuScene extends Phaser.Scene {
             for (let i = 0; i < rippleCount; i++) {
                 // 随机延迟开始
                 const timeoutId = setTimeout(() => {
-                    this.createSingleRipple(screenWidth, screenHeight);
+                    // 确保场景仍然存在且 rippleGroup 存在
+                    if (this.scene && this.rippleGroup) {
+                        this.createSingleRipple(screenWidth, screenHeight);
+                    }
                 }, Phaser.Math.Between(0, 3000));
                 
                 // 将timeout ID保存到数组中
@@ -609,7 +619,7 @@ export default class MenuScene extends Phaser.Scene {
             // 延迟创建后续的涟漪层
             const timeoutId = setTimeout(() => {
                 // 只有在雨天效果开启时，才创建新的涟漪
-                if (this.isRainEnabled) {
+                if (this.isRainEnabled && this.rippleGroup) {
                     // 创建涟漪圆圈（只保留边框）
                     const ripple = this.add.circle(
                         x,
@@ -662,4 +672,20 @@ export default class MenuScene extends Phaser.Scene {
             this.rippleTimeouts.push(timeoutId);
         }
     }
+
+    /**
+     * 场景关闭时的清理工作
+     */
+    shutdown() {
+        // 清除所有与涟漪相关的延迟调用
+        this.rippleTimeouts.forEach(timeoutId => {
+            clearTimeout(timeoutId);
+        });
+        
+        // 清空timeout数组
+        this.rippleTimeouts = [];
+        
+        // 调用父类的shutdown方法
+        super.shutdown();
+    }
 }