fix

src/component/Canvas/CanvasEditor/index.vue

@@ -58,6 +58,7 @@ const emit = defineEmits([
   "changeCanvas", // 画布变更事件
   "canvasInit", // 画布初始化事件
   "trigger-library", // 触发打开Library选择图片事件
+  "before-unmount-export-extra-info", // 组件卸载前导出额外信息事件
 ]);
 
 const props = defineProps({
@@ -544,12 +545,15 @@ watchEffect(() => {
   }
 });
 
-onBeforeUnmount(() => {
+onBeforeUnmount(async () => {
   // if (import.meta.hot) {
   //   // 热更新 ？
   //   console.log("onBeforeUnmount 开发环境热更新不卸载组件...");
   //   return; // 开发环境下不卸载组件
   // }
+  const extraInfo = await canvasManager.exportExtraInfo();
+  emit("before-unmount-export-extra-info", extraInfo);
+
   console.log("onBeforeUnmount  组件卸载，清理资源...");
   canvasManager?.dispose?.();
   commandManager?.dispose?.();
@@ -1053,8 +1057,8 @@ defineExpose({
    * 导出所有信息
    * @returns {Object} 包含所有图层信息的对象
   */
-  exportAllInfo: () => {
-    return canvasManager.exportAllInfo();
+  exportExtraInfo: () => {
+    return canvasManager.exportExtraInfo();
   },
 
   /**

src/component/Canvas/CanvasEditor/managers/CanvasManager.js

@@ -977,10 +977,10 @@ export class CanvasManager {
   }
 
   /**
-   * 导出所有信息
-   * @returns {Object} 包含所有图层信息的对象
+   * 导出印花元素颜色信息
+   * @returns {Object}
    */
-  async exportAllInfo() {
+  async exportExtraInfo() {
 	// 导出颜色图层信息
     const color = await this.exportColorLayer().catch(() => (null));
 	// 导出印花和元素图层信息