From 5c0f54819ae1afbc6b71ba6bf233a144420a6453 Mon Sep 17 00:00:00 2001
From: syvshc <syvshc@foxmail.com>
Date: Thu, 5 May 2022 14:01:34 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=F0=9F=90=9B=20=E4=BF=AE=E5=A4=8D?=
 =?UTF-8?q?=E5=8D=95=E7=8B=AC=E4=BD=BF=E7=94=A8=20newtxmath=20=E5=AE=8F?=
 =?UTF-8?q?=E5=8C=85=E6=97=B6=E7=9A=84=20op,=20\mathrm/bf/it=20=E6=97=B6?=
 =?UTF-8?q?=E7=9A=84=E5=AD=97=E4=BD=93=E9=94=99=E8=AF=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

✅ Closes: #196
---
 elegantbook.cls | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/elegantbook.cls b/elegantbook.cls
index b0c05f2..4c2b7a6 100644
--- a/elegantbook.cls
+++ b/elegantbook.cls
@@ -238,7 +238,19 @@
 
 \RequirePackage{anyfontsize}
 \ifdefstring{\ELEGANT@math}{newtx}{
+  \let\oldencodingdefault\encodingdefault
+  \let\oldrmdefault\rmdefault
+  \let\oldsfdefault\sfdefault
+  \let\oldttdefault\ttdefault
+  \RequirePackage[T1]{fontenc}
+  \renewcommand{\rmdefault}{ntxtlf}
+  \renewcommand{\sfdefault}{qhv}
+  \renewcommand{\ttdefault}{ntxtt}
   \RequirePackage{newtxmath}
+  \let\encodingdefault\oldencodingdefault
+  \let\rmdefault\oldrmdefault
+  \let\sfdefault\oldsfdefault
+  \let\ttdefault\oldttdefault
   \let\Bbbk\relax
   \RequirePackage{esint}
   %%% use yhmath pkg, uncomment following code