beamerthemeucas.sty

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{beamerthemeucas}[2019/11/26]

\mode<presentation>

\DeclareOptionBeamer{sign}{\def\ucasbeamer@option@sign{#1}}
\ExecuteOptionsBeamer{sign=UCAS}

\DeclareOptionBeamer{logo}{\def\ucasbeamer@option@logo{#1}}
\ExecuteOptionsBeamer{logo=AMSS}

\RequirePackage{booktabs}
\RequirePackage[silent]{fontspec}
\RequirePackage[T1]{fontenc}
\RequirePackage{lmodern}
\RequirePackage{csquotes}
\RequirePackage{ctex}

% 设置字体
\usefonttheme{professionalfonts}
\setromanfont{Times New Roman}% 设置 Times New Roman 为默认的英文字体
\setsansfont{Arial}
\renewcommand*{\em}{\kaishu}

\ProcessOptionsBeamer

% 定义标志 (sign) 和 徽章 (logo) 的文件夹路径
\def\ucasbeamer@pathname@sign{sign/}
\def\ucasbeamer@pathname@logo{logo/}

% 定义标志及徽章的文件名
\def\ucasbeamer@filename@sign{%
  \ucasbeamer@pathname@sign \ucasbeamer@option@sign%
}
\def\ucasbeamer@filename@logo{%
  \ucasbeamer@pathname@logo \ucasbeamer@option@logo%
}

% --------------------------------- 预设长度 --------------------------------- %

% 定义边界间隔距离
\newlength\ucasbeamer@length@margin
\ucasbeamer@length@margin = 14pt

% 定义页脚占据的高度
\newlength\ucasbeamer@length@footlineheight
\ucasbeamer@length@footlineheight = 8pt

% 定义页脚与底边界的距离
\newlength\ucasbeamer@length@footlinebottompadding
\ucasbeamer@length@footlinebottompadding = 6pt

% 定义徽章的最大宽度、最大高度
\newlength\ucasbeamer@length@logomaxwidth
\ucasbeamer@length@logomaxwidth = 72pt
\newlength\ucasbeamer@length@logomaxheight
\ucasbeamer@length@logomaxheight = 36pt

% 定义展示页面标题与上边界的间隔
\newlength\ucasbeamer@length@toppadding
\ucasbeamer@length@toppadding = 24pt

% 定义扉页 (title page) 左上角标志的高度
\newlength\ucasbeamer@length@signheight@titlepage
\ucasbeamer@length@signheight@titlepage = 42pt

% 定义扉页之后 (Not title page) 左上角标志的高度
\newlength\ucasbeamer@length@signheight
\ucasbeamer@length@signheight = 28pt

% --------------------------------- 预设颜色 --------------------------------- %

\definecolor{ucasbeamer@base}{RGB}{0, 64, 152} % 底色：孔雀蓝
\definecolor{ucasbeamer@graybase}{RGB}{240, 240, 240}
\definecolor{ucasbeamer@gray}{RGB}{130, 130, 130}
\definecolor{ucasbeamer@orange}{RGB}{240,140,0}
\definecolor{ucasbeamer@red}{RGB}{210, 26, 66}
\definecolor{ucasbeamer@green}{RGB}{0, 127, 0}

% -------------------------------- 自定义命令 -------------------------------- %
\providecommand{\red}[1]{{\color{ucasbeamer@red}{#1}}}
\providecommand{\green}[1]{{\color{ucasbeamer@green}{#1}}}

% -------------------------------- 自定义设置 -------------------------------- %
% 使用页眉（章节题目）
\useoutertheme{infolines}
% 设置页码边距
\setbeamersize{%
  text margin left=\ucasbeamer@length@margin,
  text margin right=\ucasbeamer@length@margin}


% 设置展示页面的标题与副标题
\setbeamertemplate{frametitle}{%
  \vskip\ucasbeamer@length@toppadding
  \vtop{{%
    \usebeamerfont{frametitle}{\insertframetitle}%
    \ifx\insertframesubtitle\@empty\else\\
      \usebeamerfont{framesubtitle}{\insertframesubtitle}
    \fi}
    \vfill}}

% 取消底部的导航栏
\setbeamertemplate{navigation symbols}{}

% 设置背景
\setbeamertemplate{background canvas}{%
  \ifnum\value{page} = 1
    \let\ucasbeamer@temp@length\ucasbeamer@length@signheight@titlepage
  \else
    \let\ucasbeamer@temp@length\ucasbeamer@length@signheight
  \fi
  \leavevmode\hskip\ucasbeamer@length@margin
  \includegraphics[height = \ucasbeamer@temp@length]%
  {\ucasbeamer@filename@sign}%
}

% 设置页脚的信息（姓名、题目、日期、页码）
\setbeamertemplate{footline}{%
  \hskip\ucasbeamer@length@margin
  \usebeamercolor[fg]{author in head/foot}%
    \usebeamerfont{author in head/foot}\insertshortauthor
  \ \lower2pt\hbox{\Large$\cdot$}\
  \usebeamercolor[fg]{title in head/foot}%
    \usebeamerfont{title in head/foot}\insertshorttitle
  \ \lower2pt\hbox{\Large$\cdot$}\
  \usebeamercolor[fg]{date in head/foot}%
    \usebeamerfont{date in head/foot}\insertshortdate
  \hfill
  \insertframenumber{} / \inserttotalframenumber
  \hskip\ucasbeamer@length@margin
  \vrule width 0pt height \ucasbeamer@length@footlineheight
         depth \ucasbeamer@length@footlinebottompadding}

% 设置扉页
\setbeamertemplate{title page}{%
  \vfill
  \begin{center}
    {\usebeamerfont{title}\usebeamercolor[fg]{title}\inserttitle}%
    \smallskip

    {\usebeamerfont{subtitle}\usebeamercolor[fg]{subtitle}\insertsubtitle}%
    \vfill

    {\usebeamerfont{author} \insertauthor}%
    \medskip

    {\usebeamerfont{institute} \insertinstitute}%
    \medskip

    \includegraphics%
    [
      width = .6\textwidth,
      height = .15\textheight, 
      keepaspectratio
    ]{\ucasbeamer@filename@logo}%
    \vfill

    {\usebeamerfont{date}\centering \insertdate}%
  \end{center}
}

% 设置结构 (structure) 的字体及前景颜色
\setbeamerfont{structure}{series = \bfseries}
\setbeamercolor{structure}{fg = ucasbeamer@gray}

% 设置警示 (alerted) 的字体及前景颜色
\setbeamerfont{alerted text}{series = \bfseries}
\setbeamercolor{alerted text}{fg = ucasbeamer@orange}

% 设置题目 (title) 的字体、大小及颜色
\setbeamerfont{title}{size = \Large, series = \bfseries}
\setbeamercolor{title}{fg = ucasbeamer@base}
\setbeamerfont{title in head/foot}{size = \tiny, series = \bfseries}
\setbeamercolor{title in head/foot}{parent = structure}

% 设置作者的字体及大小
\setbeamerfont{author}{series = \bfseries, size = \small}
\setbeamerfont{author in head/foot}{size = \tiny, series = \bfseries}
\setbeamercolor{author in head/foot}{parent = structure}

% 设置日期的字体大小
\setbeamerfont{date}{size = \footnotesize}
\setbeamerfont{date in head/foot}{size = \tiny, series = \bfseries}
\setbeamercolor{date in head/foot}{parent=structure}

% 设置项目符号 (item) 为方形 (square)
\setbeamertemplate{itemize items}[square]

% 设置 脚注 (footnote) 的字体大小、脚注的标号属性
\setbeamerfont{footnote}{size = \footnotesize}
\setbeamercolor{footnote mark}{parent = structure}

% 设置幻灯片标题、副标题、章节、子章节的字体及大小
\setbeamerfont{frametitle}{size = \Large, series = \bfseries}
\setbeamercolor{frametitle}{parent = title}

\setbeamerfont{framesubtitle}{size = \large, series = \bfseries}
\setbeamercolor{framesubtitle}{parent = subtitle}

\setbeamerfont{section in head/foot}{parent = structure}
\setbeamercolor{section in head/foot}{parent = structure}

\setbeamerfont{subsection in head/foot}{parent = normal text}
\setbeamercolor{subsection in head/foot}{parent = structure}

% 设置展示块是否有阴影显示
\setbeamertemplate{blocks}[rounded][shadow = true]

% 设置展示块，一般块、示例块、警醒块 (block title) 的标题颜色，前景色与背景色
\setbeamercolor{block title}{fg = white, bg = ucasbeamer@base}
\setbeamercolor{block title example}{%
  use = alerted text, fg = white, bg = ucasbeamer@gray}
\setbeamercolor{block title alerted}{%
  use = alerted text, fg = white, bg = ucasbeamer@orange}

% 设置展示块内容的文本颜色、背景颜色
\setbeamercolor{block body}{%
  parent = normal text, use = block title,
  bg = block title.bg!10!bg}
\setbeamercolor{block body example}{%
  parent = normal text, bg = ucasbeamer@graybase}
\setbeamercolor{block body alerted}{%
  parent = normal text, use = block title alerted,
  bg = block title alerted.bg!10!bg}

\setbeamertemplate{bibliography item}{%
  \ifboolexpr{ test {\ifentrytype{book}} or test {\ifentrytype{mvbook}}
    or test {\ifentrytype{collection}} or test {\ifentrytype{mvcollection}}
    or test {\ifentrytype{reference}} or test {\ifentrytype{mvreference}} }
    {\setbeamertemplate{bibliography item}[book]}
    {\ifentrytype{online}
      {\setbeamertemplate{bibliography item}[online]}
      {\setbeamertemplate{bibliography item}[article]}}%
    \usebeamertemplate{bibliography item}}

\mode<all>
\endinput