\usepackage[fontset=windows]{ctex} % invole CJKfntef
\usepackage{xeCJKfntef}
\usepackage{setspace} % spacing
\usepackage{xcolor}   % color
\usepackage{xltxtra}  % print a XeLaTeX
\usepackage{setspace}
\usepackage{subfiles}

% Font family
\setmainfont[Mapping=tex-text]{Times New Roman}

% Normal font size is XiaosiHao
\renewcommand{\normalsize}{\zihao{-4}\songti\normalfont}

% Word spacing
% Usage: \ziju{spacing} spacing can be 1em, 10pt, etc.
%\newcommand{\ziju}[1]{\renewcommand{\CJKglue}{\hskip #1}}

%%%%%% Page Style %%%%%%

% Margin
\usepackage[left=2.5cm,right=2.5cm,top=2.5cm,bottom=2.5cm,headheight=1.5cm,headsep=0.6cm,footskip=0.5cm]{geometry}


% Header and footer
\usepackage{fancyhdr}

% 正文的页眉页脚格式
\fancypagestyle{mainmatter}{
  \fancyhf{} % clear all header and footer fields
  \fancyhead[C]{\songti\zihao{-5}{北京邮电大学本科毕业设计(论文)}}
  \fancyfoot[C]{\songti\zihao{-5}{\thepage}}
  \renewcommand{\headrulewidth}{0.8pt}
}

% 目录页的页眉页脚格式
\fancypagestyle{frontmatter}{
  \fancyhf{} % clear all header and footer fields
  \fancyhead[C]{\songti\zihao{-5}{北京邮电大学本科毕业设计(论文)}}
  \fancyfoot[C]{\songti\zihao{-5}{\thepage}}
  \renewcommand{\headrulewidth}{0.8pt}
}

% Bookmark  (Chinese bookmark supported)
\usepackage{url}
\def\UrlFont{}
\usepackage[xetex, pdfstartview=FitH, 
bookmarksnumbered=true, bookmarksopen=true, bookmarksdepth=2, colorlinks=true, 
pdfborder=001, linkcolor=black, citecolor=black, urlcolor=black]{hyperref}  % 修改bookmarksdepth指定书签层级
% Deal with line breaking in url
\makeatletter
\def\UrlAlphabet{%
    \do\a\do\b\do\c\do\d\do\e\do\f\do\g\do\h\do\i\do\j%
    \do\k\do\l\do\m\do\n\do\o\do\p\do\q\do\r\do\s\do\t%
    \do\u\do\v\do\w\do\x\do\y\do\z\do\A\do\B\do\C\do\D%
    \do\E\do\F\do\G\do\H\do\I\do\J\do\K\do\L\do\M\do\N%
    \do\O\do\P\do\Q\do\R\do\S\do\T\do\U\do\V\do\W\do\X%
    \do\Y\do\Z}
\def\UrlDigits{\do\1\do\2\do\3\do\4\do\5\do\6\do\7\do\8\do\9\do\0}
\g@addto@macro{\UrlBreaks}{\UrlOrds}
\g@addto@macro{\UrlBreaks}{\UrlAlphabet}
\g@addto@macro{\UrlBreaks}{\UrlDigits}
\makeatother
% Eliminate warnings about non-string commands not shown in PDF bookmarks. If you use more commands in section titles or chapter titles, you can add the commands here.
\pdfstringdefDisableCommands{
    \def \quad{}
    \def \qquad{}
}

% Line spread
\renewcommand{\baselinestretch}{1.30}
% \setlength{\itemsep}{-5pt} % item seperate too wide

% Footnote
% Usage: \footnote{Your Text}
\usepackage[perpage]{footmisc}
% \usepackage{footnpag} % footnote per page
% \usepackage{footnote}
% \let\ftnt=\footnote
% \renewcommand{\footnote}[1]{\ftnt{\footnotefont{#1}}}

% No Number Footnote
% Especially for stating which project the thesis is supported
% Usage: \blfootnote{Your Text}
\usepackage{lipsum}
\newcommand\blfootnote[1]{
  \begingroup
  \renewcommand\thefootnote{}\footnote{#1}
  \addtocounter{footnote}{-1}
  \endgroup 
}

%%%%%% Detail style %%%%%%
% Underline
% Usage: \ul[length]{<text>}
\makeatletter
\newcommand\ul[2][4cm]{\hskip1pt\underline{\hb@xt@ #1{\hss#2\hss}}\hskip3pt}
\makeatother
\def\ULthickness{1.1pt}%

% Content style
\setcounter{secnumdepth}{3} % let subsubsection have number
\setcounter{tocdepth}{3} % let subsubsection appear in CONTENTS
\usepackage{titletoc}
\newif{\ifpagenumber}
\pagenumbertrue
\renewcommand\contentsname{\centerline{\heiti\zihao{3}\textbf{{目\qquad{}录}}}}
\titlecontents{chapter}[0em]{\heiti\zihao{-4}\vspace{0.4mm}} {%
    \ifpagenumber \CTEXnumber{\CJKsection}{\thecontentslabel}{第\CJKsection{章}\quad{}} \fi}{%
    } {%
    \ifpagenumber \hspace{.5em}\titlerule*[6pt]{$\cdot$}\contentspage\fi}
\titlecontents{section}[1em]{\songti\zihao{-4}\vspace{0.4mm}}{%
    \thecontentslabel\quad{}}{}{%
    \ifpagenumber \hspace{.5em}\titlerule*[6pt]{$\cdot$}\contentspage\fi}%
\titlecontents{subsection}[2em]{\songti\zihao{-4}\vspace{0.4mm}}{%
    \thecontentslabel\quad{}}{}{%
    \ifpagenumber \hspace{.5em}\titlerule*[6pt]{$\cdot$}\contentspage\fi}%
\titlecontents{subsubsection}[3em]{\songti\zihao{-4}\vspace{0.4mm}}{%
    \thecontentslabel\quad{}}{}{%
    \ifpagenumber \hspace{.5em}\titlerule*[6pt]{$\cdot$}\contentspage\fi}%
    
% Content Page style
\makeatletter 
\renewcommand\frontmatter{%
    \if@openright\cleardoublepage\else\clearpage\fi%
    \@mainmatterfalse%
    \pagenumbering{Roman}% Roman style page number
    \pagestyle{frontmatter}
    }
\makeatother%

\makeatletter
\renewcommand\mainmatter{%
    \if@openright\cleardoublepage\else\clearpage\fi%
    \@mainmattertrue%
    \pagenumbering{arabic}% Arabic style page number
    \pagestyle{mainmatter}
    }
\makeatother%

\makeatletter % Translation Page style
\renewcommand\backmatter{%
    \if@openright\cleardoublepage\else\clearpage\fi%
    \@mainmatterfalse%
    \pagestyle{empty}
}
\makeatother%

% Text style
\usepackage{titlesec}
\titleformat{\chapter}[hang]{\heiti\zihao{3}\centering\bfseries}{第\chinese{chapter}章}{1em}{}
% 缩短章节标题的上边距
\titlespacing{\chapter}{0pt}{-20pt}{12pt} 
\titleformat{\section}{\heiti\zihao{4}\bfseries}{\thesection}{1em}{}
\titleformat{\subsection}{\heiti\zihao{-4}\bfseries}{\qquad{}\thesubsection}{1em}{}
\titleformat{\subsubsection}{\heiti\zihao{-4}\bfseries}{\qquad{}\thesubsubsection}{1em}{}

% Reference style
% \usepackage[numbers,sort&compress]{natbib}
\usepackage[super,numbers,sort&compress]{natbib}
%\usepackage[backend=biber,texencoding=utf8,bibencoding=utf8]{biblatex}
\renewcommand\bibname{\centerline{\heiti\zihao{3}\textbf{参考文献}}}
\setcitestyle{square}
\setlength{\bibsep}{0.2em}

% Appendix
\usepackage{appendix}

% Figure & Table
\usepackage{graphicx}
\usepackage{array,booktabs,multirow} % multirow, multicolumn and more professional format support
\usepackage{tabularx} % deal with text wrapping in tables
\usepackage{longtable}

\usepackage{caption}
\usepackage[position=t,singlelinecheck=off]{subfig}

\renewcommand{\captionfont}{\kaishu\zihao{5}}
\renewcommand{\captionlabelfont}{\kaishu\zihao{5}}
\DeclareCaptionLabelSeparator{twospace}{ ~}
\captionsetup{labelsep=twospace}  %去掉图1：后冒号
\renewcommand{\tablename}{表}
\renewcommand{\thetable}{~\arabic{chapter}-\arabic{table}~}
\renewcommand{\figurename}{图}
\renewcommand{\thefigure}{~\arabic{chapter}-\arabic{figure}~}
\renewcommand{\theequation}{\arabic{chapter}-\arabic{equation}~}
% 外文文献中表、图、公式、代码编号重置
\newcommand{\newtranschapter}{\thispagestyle{empty}\addtocounter{chapter}{1}\setcounter{table}{0}\setcounter{equation}{0}\setcounter{figure}{0}\setcounter{lstlisting}{0}}

% equation tweaking
\usepackage{amssymb}
\usepackage{bm} % 加粗使用
\usepackage{amsmath,delarray,bm,mathtools}
\newtagform{newtag}[]{式（}{）} %定义公式编号样式
\usetagform{newtag}

% \usepackage{amsthm}
\newtheorem{definition}{定义}[chapter]
\newtheorem{theorem}{定理}[chapter]
\newtheorem{axiom}{公理}[chapter]
\newtheorem{lemma}{引理}[chapter]
\newtheorem{proposition}{命题}[chapter] 
\newtheorem{corollary}{推论}[chapter]

% Algorithm
\usepackage{algorithm}  
\usepackage{algorithmicx}  
\usepackage{algpseudocode}

% Code 
\usepackage{listings}
\usepackage{xcolor}
\lstset{
    basicstyle=\ttfamily\wuhao, %五号等宽字体
    extendedchars=true,
    keywordstyle=\color{blue},
    commentstyle=\color{green!30!black}, 
    showspaces=false,          % 显示空格
    showstringspaces=true,    % 字符串中显示空格
    showtabs=false,            % 显示 TAB
    tabsize=2,                 % TAB 被当作两个空格
    captionpos=t,              % 标题位置
    breaklines=true,           % 自动断行
    breakatwhitespace=true,   
    basewidth={0.5em,0.35em},
    frame=single,              %单线边框，注释掉则无边框
    numbers=left,               %行号位于左侧
    numberbychapter=true,
%    xleftmargin=.5em,
%    xrightmargin=.5em,
%    aboveskip=1ex,
%    columns=flexible,        % 如果不指定等宽字体用这个
%    mathescape,
    escapeinside={\%*}{*)}
}

\renewcommand{\lstlistingname}{\kaishu{代码}}
\makeatletter
\AtBeginDocument{%
  \renewcommand \thelstlisting
       {\ifnum \c@chapter>\z@ \thechapter-\fi \@arabic\c@lstlisting}%
}
\makeatother


% insert PDF
\usepackage[final]{pdfpages}

% insert blank page
\makeatletter
\newcommand\blankmatter{%
    \if@openright\cleardoublepage\else\clearpage\fi%
    \@mainmatterfalse%
    \pagestyle{empty}}%
\makeatother%

% List environment config
\usepackage[inline]{enumitem}
% Uncomment the two lines below if you want an list environment to share the same indent
% with a paragraph and no extra blank before, in or after the list.
%\setlist[itemize]{labelindent=\parindent,leftmargin=*,noitemsep,topsep=0pt}
% Modify the label format by yourself if you do not like 1), 2), ... here.
%\setlist[enumerate]{labelindent=\parindent,leftmargin=*,noitemsep,topsep=0pt,label={\arabic*)}}