From 8288d484d9a478f66b08aba402ead486cb9f8a6d Mon Sep 17 00:00:00 2001
From: Vanessa <lly219@gmail.com>
Date: Tue, 6 May 2025 23:06:56 +0800
Subject: [PATCH] :recycle: https://github.com/siyuan-note/siyuan/issues/12571

---
 app/src/protyle/preview/index.ts | 20 +++++++++-----------
 app/src/types/index.d.ts         |  7 +++++--
 2 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/app/src/protyle/preview/index.ts b/app/src/protyle/preview/index.ts
index afef5317a..1546849e5 100644
--- a/app/src/protyle/preview/index.ts
+++ b/app/src/protyle/preview/index.ts
@@ -234,21 +234,19 @@ export class Preview {
                     }
                 });
             });
+            if(typeof  window.MathJax === "undefined") {
+                window.MathJax = {
+                    svg: {
+                        fontCache: "none"
+                    },
+                };
+            }
             await addScriptSync(`${Constants.PROTYLE_CDN}/js/mathjax/tex-svg-full.js`, "protyleMathJaxScript");
             await window.MathJax.startup.promise;
             copyElement.querySelectorAll('[data-subtype="math"]').forEach(mathElement => {
                 const node = window.MathJax.tex2svg(Lute.UnEscapeHTMLStr(mathElement.getAttribute("data-content")).trim(), {display: mathElement.tagName === "DIV"});
-                node.querySelectorAll("use").forEach(item => {
-                    const useTarget = node.querySelector(item.getAttribute("xlink:href"));
-                    if (useTarget) {
-                        useTarget.setAttribute("transform", item.getAttribute("transform") || "");
-                        item.outerHTML = useTarget.outerHTML;
-                    }
-                });
-                node.querySelector("mjx-assistive-mml")?.remove();
-                node.querySelector("defs")?.remove();
-                mathElement.innerHTML = "";
-                mathElement.append(node);
+                node.querySelector("mjx-assistive-mml").remove();
+                mathElement.innerHTML= node.outerHTML;
             });
         } else if (type === "zhihu") {
             this.link2online(copyElement);
diff --git a/app/src/types/index.d.ts b/app/src/types/index.d.ts
index b6bf08b1d..e7616d376 100644
--- a/app/src/types/index.d.ts
+++ b/app/src/types/index.d.ts
@@ -152,10 +152,13 @@ interface Window {
         }): void;
     };
     MathJax: {
-        tex2svg(math: string, options: {display: boolean}): HTMLElement
-        startup: {
+        svg: {
+            fontCache: string
+        }
+        startup?: {
             promise: Promise<void>
         }
+        tex2svg?(math: string, options: { display: boolean }): HTMLElement
     };
     hljs: {
         listLanguages(): string[];