具有多语言功能的精美版块样式

Question

我希望能够用polyglossia阿拉伯语和英语书写以下代码漂亮的部分样式

它编译时没有错误，但输出没有显示任何阿拉伯语。

\documentclass{article}
\usepackage[margin=1in]{geometry}
\usepackage[utf8]{inputenc}
\usepackage{xcolor}
\usepackage[explicit]{titlesec}
\usepackage{soul}

\definecolor{titleblue}{HTML}{4a7aa4}

\title{Probability}
\author{Educ}
\date{\today}

\newbox\TitleUnderlineTestBox
\newcommand*\TitleUnderline[1]
  {%
    \bgroup
    \setbox\TitleUnderlineTestBox\hbox{\colorbox{titleblue}\strut}%
    \setul{\dimexpr\dp\TitleUnderlineTestBox-.3ex\relax}{.3ex}%
    \ul{#1}%
    \egroup
  }
\newcommand*\SectionNumberBox[1]
  {%
    \colorbox{titleblue}
      {%
        \makebox[2.5em][c]
          {%
            \color{white}%
            \strut
            \csname the#1\endcsname
          }%
      }%
    \TitleUnderline{\ \ \ }%
  }
\titleformat{\section}
  {\Large\bfseries\sffamily\color{titleblue}}
  {\SectionNumberBox{section}}
  {0pt}
  {\TitleUnderline{#1}}
\titleformat{\subsection}
  {\large\bfseries\sffamily\color{titleblue}}
  {\SectionNumberBox{subsection}}
  {0pt}
  {\TitleUnderline{#1}}

\usepackage{polyglossia}
\setmainlanguage[numerals=maghrib]{arabic}
\setotherlanguage{english}
\newfontfamily\arabicfont[Script=Arabic,Scale=1.2,AutoFakeSlant=-0.02]{Traditional Arabic}
\setsansfont[Script=Arabic,Scale=1.5]{Traditional Arabic}

\begin{document}

\maketitle

\newpage
\chapter{الاحتمالات}
\section{الاحتمالات الحزء الاول }
\subsection{الاحتمالات الحزء الاول}
\subsection{الاحتمالات الحزء الاول}
\section{الاحتمالات الحزء الاول الاحتمالات الحزء الاول}

\section
  {الاحتمالات الحزء الاول and text in English }

\end{document}

Answer 1

不兼容问题出在soul软件包上，软件包会将字体切换为传统的 8 位打字机字体。它也不支持 Unicode。下面是一个将其替换为的示例ulem：

\documentclass{article}
% To fit within the allowed image size on TeX.SX:
\usepackage[margin=1in]{geometry}
\usepackage{xcolor}
\usepackage[explicit]{titlesec}
\usepackage{ulem}

\definecolor{titleblue}{HTML}{4a7aa4}

\title{\textenglish{Probability}}
\author{\textenglish{Educ}}
\date{\today}

\newbox\TitleUnderlineTestBox
\newcommand\TitleUnderline{\bgroup\markoverwith{%
  \textcolor{titleblue}{\rule[-1.3ex]{2pt}{1.0pt}}}\ULon}
\newcommand*\SectionNumberBox[1]
  {%
    \colorbox{titleblue}
      {%
        \makebox[2.5em][c]
          {%
            \color{white}%
            \strut
            \csname the#1\endcsname
          }%
      }%
    \TitleUnderline{\ \ \ }%
  }
\titleformat{\section}
  {\Large\bfseries\sffamily\color{titleblue}}
  {\SectionNumberBox{section}}
  {0pt}
  {\TitleUnderline{#1}}
\titleformat{\subsection}
  {\large\bfseries\sffamily\color{titleblue}}
  {\SectionNumberBox{subsection}}
  {0pt}
  {\TitleUnderline{#1}}

\usepackage{polyglossia}
\setmainlanguage[numerals=maghrib]{arabic}
\setotherlanguage{english}
\setmainfont{Latin Modern Roman}
\setsansfont{Latin Modern Sans}
\newfontfamily\arabicfont[Script=Arabic]{Noto Naskh Arabic}
\newfontfamily\arabicfontsf[Script=Arabic]{Noto Sans Arabic}

\begin{document}

\maketitle

\newpage
\chapter{الاحتمالات}
\section{الاحتمالات الحزء الاول }
\subsection{الاحتمالات الحزء الاول}
\subsection{الاحتمالات الحزء الاول}
\section{الاحتمالات الحزء الاول الاحتمالات الحزء الاول}

\section
الاحتمالات الحزء الاول \\
\textenglish{and text in English}

\end{document}