导出图片添加印花平铺判断

src/component/Canvas/CanvasEditor/commands/LayerCommands.js

@@ -872,13 +872,13 @@ export class ToggleChildLayerVisibilityCommand extends Command {
     // this.oldVisibility = this.childLayer ? this.childLayer.visible : null;
   }
 
-  async execute() {
+  async execute(visible) {
     if (!this.childLayer) {
       throw new Error("找不到要切换可见性的子图层");
     }
 
     // 切换可见性
-    this.childLayer.visible = !this.childLayer.visible;
+    this.childLayer.visible = typeof visible === "boolean" ? visible : !this.childLayer.visible;
 
     // 更新画布上图层对象的可见性
     if (this.canvas) {