feat(menu): add cancel translucent option to right-click menu

- Add cancelTranslucent i18n translations (zh-CN: 取消半透明, en-US: Cancel Translucent)
- Add unTranslucentModel() method to Engine layer
- Add unTranslucentModel() proxy to EngineManager
- Add menu item after 'Transparent Selected' (order: 4)
- Update menu item order numbers (5-8)

src/managers/engine-manager.ts

@@ -93,12 +93,24 @@ export class EngineManager extends BaseManager {
                         }
                     });
 
-                    // 4. 隔离选中构件（带子菜单）
+                    // 4. 取消半透明
+                    items.push({
+                        id: 'cancelTranslucent',
+                        label: 'menu.cancelTranslucent',
+                        group: 'component',
+                        order: 4,
+                        onClick: () => {
+                            this.unTranslucentModel();
+                            this.rightKey?.hide();
+                        }
+                    });
+
+                    // 5. 隔离选中构件（带子菜单）
                     items.push({
                         id: 'isolateSelected',
                         label: 'menu.isolateSelected',
                         group: 'component',
-                        order: 4,
+                        order: 5,
                         divider: true,
                         children: [
                             {
@@ -120,12 +132,12 @@ export class EngineManager extends BaseManager {
                         ]
                     });
 
-                    // 5. 快速选择（带子菜单）
+                    // 6. 快速选择（带子菜单）
                     items.push({
                         id: 'quickSelect',
                         label: 'menu.quickSelect',
                         group: 'component',
-                        order: 5,
+                        order: 6,
                         children: [
                             {
                                 id: 'selectSameType',
@@ -154,12 +166,12 @@ export class EngineManager extends BaseManager {
                         ]
                     });
 
-                    // 6. 剖切盒适应
+                    // 7. 剖切盒适应
                     items.push({
                         id: 'fitSectionBox',
                         label: 'menu.fitSectionBox',
                         group: 'component',
-                        order: 6,
+                        order: 7,
                         onClick: () => {
                             this.fitSectionBoxToModel();
                             this.rightKey?.hide();
@@ -167,12 +179,12 @@ export class EngineManager extends BaseManager {
                     });
                 }
 
-                // 7. 显示全部（始终显示）
+                // 8. 显示全部（始终显示）
                 items.push({
                     id: 'showAll',
                     label: 'menu.showAll',
                     group: 'component',
-                    order: 7,
+                    order: 8,
                     onClick: () => {
                         this.showAllModels();
                         this.rightKey?.hide();
@@ -541,6 +553,13 @@ export class EngineManager extends BaseManager {
         this.engineInstance?.translucentSelectedModels();
     }
 
+    /**
+     * 取消半透明
+     */
+    public unTranslucentModel(): void {
+        this.engineInstance?.unTranslucentModel();
+    }
+
     /**
      * 隔离选中构件（隐藏其他）
      */