perfect_downloadPng

src/views/components/Header.vue

@@ -838,9 +838,8 @@ const downloadImageTips =
   '无法下载，宽度不合法，画布可能没有画笔/画布大小超出浏览器最大限制';
 
 const downloadPng = () => {
-  const name = (meta2d.store.data as Meta2dBackData).name;
   try {
-    meta2d.downloadPng(name ? name + '.png' : undefined);
+    meta2d.downloadPng();
   } catch (e) {
     MessagePlugin.warning(downloadImageTips);
   }