\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{beamerthemebaoding}[2023/07/06 v0.2 Baoding Beamer theme]

\RequirePackage{pgfopts}
\newcommand{\bdset}[1]{\pgfkeys{/bd/.cd,#1}}

\RequirePackage{etoolbox}
%\RequirePackage{expl3}
\RequirePackage{xparse}

\RequirePackage{tikz}
\usetikzlibrary{%
    calc,%coordinate calculation
    arrows.meta,shapes.geometric,shapes.misc,%shapes
    positioning,matrix,trees,fit,%node placement
    fill.image,shadings,fadings,backgrounds,%visual effect
    overlay-beamer-styles
}
\RequirePackage{tcolorbox}
\tcbuselibrary{skins}%for enhanced skin

\RequirePackage{fontawesome5}%for interstring icons
\RequirePackage{pgfornament-han}%for ornament decorations

%plotting library
\RequirePackage{pgfplots}
\pgfplotsset{compat=1.18}

%graphics library
\RequirePackage{graphicx}
\RequirePackage{wrapstuff}

%for testing
\RequirePackage{lipsum,zhlipsum}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%1.颜色定义
\makeatletter
%1.1背景色定义
\definecolor{qilin}{RGB}{18,38,79}%骐驎
\definecolor{bicheng}{RGB}{18,80,123}%碧城
\definecolor{yuebai}{RGB}{212,229,239}%月白
\definecolor{shangong}{RGB}{245,243,242}%山巩
\colorlet{bd@color@b1}{qilin}
\colorlet{bd@color@b2}{bicheng}
\colorlet{bd@color@b3}{yuebai}
\colorlet{bd@color@b4}{shangong}
\newcommand{\bdcolorbgone}{bd@color@b1}
\newcommand{\bdcolorbgtwo}{bd@color@b2}
\newcommand{\bdcolorbgthree}{bd@color@b3}
\newcommand{\bdcolorbgfour}{bd@color@b4}
%1.2文字色定义
\definecolor{qingming}{RGB}{50,113,174}%青冥
\definecolor{taxian}{RGB}{21,29,41}%獭见
\definecolor{luoshenzhu}{RGB}{210,57,24}%洛神珠
\definecolor{erlv}{RGB}{93,163,157}%二绿
\colorlet{bd@color@structure}{qingming}
\colorlet{bd@color@normal@text}{taxian}
\colorlet{bd@color@alerted@text}{luoshenzhu}
\colorlet{bd@color@example@text}{erlv}
\newcommand{\bdcolorstructure}{bd@color@structure}
\newcommand{\bdcolornormal}{bd@color@normal@text}
\newcommand{\bdcoloralerted}{bd@color@alerted@text}
\newcommand{\bdcolorexample}{bd@color@example@text}
%1.3数学色定义
\definecolor{qunqing}{RGB}{46,89,167}%群青
\definecolor{facui}{RGB}{016,139,150}%法翠
\definecolor{zhengqing}{RGB}{108,168,175}%正青
\definecolor{shaorong}{RGB}{237,109,061}%苕荣
\colorlet{bd@color@math@definition}{qunqing}
\colorlet{bd@color@math@theorem}{facui}
\colorlet{bd@color@math@example}{zhengqing}
\colorlet{bd@color@math@proof}{shaorong}
\newcommand{\bdcolormathdefinition}{bd@color@math@definition}
\newcommand{\bdcolormaththeorem}{bd@color@math@theorem}
\newcommand{\bdcolormathexample}{bd@color@math@example}
\newcommand{\bdcolormathproof}{bd@color@math@proof}
%1.4其它颜色定义
\colorlet{bd@color@mask}{qilin}
\colorlet{bd@color@border}{lightgray}
\newcommand{\bdcolormask}{bd@color@mask}
\newcommand{\bdcolorborder}{bd@color@border}
%1.5 beamer颜色定义
\setbeamercolor*{palette primary}{fg=bd@color@b1}
\setbeamercolor*{palette secondary}{fg=bd@color@b2}
\setbeamercolor*{palette tertiary}{fg=bd@color@b3}
\setbeamercolor*{palette quaternary}{fg=bd@color@b4}
%
\setbeamercolor{structure}{fg=\bdcolorstructure, bg=\bdcolorbgfour}
\setbeamercolor{normal text}{fg=bd@color@normal@text}
\setbeamercolor{alterted text}{fg=bd@color@altered@text}
\setbeamercolor{example text}{fg=bd@color@example@text}
%
\setbeamercolor{titlelike}{parent=structure}
\makeatother


%2.字体定义
\makeatletter
%一级标题
\setCJKfamilyfont{bd@font@heading}{锐字真言体免费商用 常规}
\newcommand{\bdfontheading}{\CJKfamily{bd@font@heading}}
%二级标题
\setCJKfamilyfont{bd@font@subheading}{问藏书房}
\newcommand{\bdfontsubheading}{\CJKfamily{bd@font@subheading}}
%书法字体
\setCJKfamilyfont{bd@font@cal}{SJxingkai-C Regular}
\newcommand{\bdfontcal}{\CJKfamily{bd@font@cal}}
%英文引用字体
\newfontfamily{\bdfontenquote}{Monotype Corsiva}
\makeatother


%3.图片定义
\makeatletter
\newcommand{\bd@image@title}{}
\newcommand{\bd@image@toc}{}
\newcommand{\bd@image@section}{}
\newcommand{\bd@image@logo}{}
\pgfkeys{
    /bd/image/title/.code={%
        \renewcommand{\bd@image@title}{#1}%
    },%
    /bd/image/toc/.code={%
        \renewcommand{\bd@image@toc}{#1}%
    },%
    /bd/image/section/.code={%
        \renewcommand{\bd@image@section}{#1}%
    },%
    /bd/image/logo/.code={%
        \renewcommand{\bd@image@logo}{#1}%
    },%
}
\makeatother


%4.总体页面设置
\makeatletter
\newcommand{\bd@sep}{ \hskip1em\structure{\textbar}\hskip1em }
\AtBeginDocument{%
    {%
        \pgfdeclareverticalshading{bd@shading@in@headfoot}{\paperwidth}{%
            color(0.0ex)=(black!30!\bdcolorbgone);%
            color(0.8ex)=(black!20!\bdcolorbgone);%
            color(1.0ex)=(\bdcolorbgone);%
            color(1.2ex)=(white!10!\bdcolorbgone);%
            color(2.0ex)=(white!20!\bdcolorbgone)%
        }%
    }%
}
%4.1 背景色与背景图
\setbeamercolor{background canvas}{fg=black, bg=\bdcolorbgfour}
\setbeamercolor{background}{parent=background canvas}
\pgfkeys{%
    /bd/draft/.code={%
        \setbeamertemplate{background}[grid][step=1cm,color=\bdcolorborder]%
    },%
}
%4.2 水平边距
\setbeamersize{text margin left=1em,text margin right=1em}
%4.3取消导航按钮
\setbeamertemplate{navigation symbols}{}
%4.4 headline
\setbeamertemplate{headline}
{%
    \leavevmode%
    \pgfuseshading{bd@shading@in@headfoot}%
    \vskip-3ex%
    \tcbox[empty,size=minimal,nobeforeafter,colupper=white,%
        %show bounding box
    ]{%
        \hspace*{3.5ex} \insertshorttitle %
        \ifx\insertsection\empty\else\bd@sep\insertsection\fi%
        \ifx\insertsubsection\empty\else\bd@sep\insertsubsection\fi%
        \ifx\insertsubsubsection\empty\else\bd@sep\insertsubsubsection\fi%
    }%
    \vskip0pt%
}
%4.5 footline
\setbeamertemplate{footline}
{%
    \leavevmode%
    \pgfuseshading{bd@shading@in@headfoot}%
    \vskip-3ex%
    \begin{tcolorbox}[%
        empty,size=minimal,nobeforeafter,colupper=white,width=\paperwidth,%
        %show bounding box,
    ]%
        \hspace*{3.5ex} \insertshortauthor{} \bd@sep \insertshortinstitute \bd@sep \insertshortdate%
        \hfill%
        \insertframenumber{} / \inserttotalframenumber \hspace*{3.5ex} %前面的空格是必须的，去掉会使3.5ex空格失效
    \end{tcolorbox}%
    \vskip0pt%
}
%4.6 titleline
\setbeamertemplate{frametitle}
{%
    \leavevmode%
    \begin{tikzpicture}[remember picture, overlay]%
        \node[anchor=north west,text=\bdcolorstructure] (frame title) at ([yshift=-1.4ex]current page.north west) {\insertframetitle};%
        \ifx\insertframesubtitle\@empty%
        %
        \else{%
            \node[anchor=south west,text=\bdcolorstructure!80,font=\footnotesize] at ([xshift=-3mm]frame title.south east) {(\insertframesubtitle)};
        }%
        \fi%
        \path[fill stretch image=\bd@image@logo] ([xshift=-.5cm]frame title.center-|current page.north east) circle[radius=.39cm];
        \draw[color=\bdcolorbgone, line width=.5pt] (frame title.south west)--+(20cm,0);%
    \end{tikzpicture}%
    \vskip0pt%
}
\makeatother


%5.定制页面
%5.0 思维导图
\makeatletter
\colorlet{central-concept-color}{\bdcoloralerted}
\colorlet{normal-concept-color}{gray!20}
\colorlet{annotation-concept-color}{\bdcolorstructure}
\tikzset{
    central concept/.style={
        rounded rectangle,
        rounded rectangle arc length=90,
        inner sep=5pt,
        fill=central-concept-color,
        text=white,
        font=\bfseries\small,
    },
    normal concept/.style={
        rounded rectangle,
        rounded rectangle arc length=150,
        inner sep=3pt,
        fill=normal-concept-color,
        text=\bdcolorbgone,
        font=\zihao{7},
        align=left,
    },
    annotation concept/.style={
        rounded rectangle,
        rounded rectangle arc length=90,
        inner sep=2pt,
        fill=annotation-concept-color,
        text=white,
        font=\tiny,
        align=left,
    },
    node distance=2ex,
    mind map/.style={
        root/.style={central concept},
        every child node/.style={normal concept},
        grow'=east,growth parent anchor=east,anchor=west,
        level distance=1cm,
        level 1/.style={level distance=2cm,sibling distance=1.8cm},
        level 2/.style={level distance=1.5cm,sibling distance=8mm},
        level 3/.style={level distance=1.2cm,sibling distance=6mm},
        level 4/.style={level distance=1cm,sibling distance=6mm},
        edge from parent path={[draw=white](\tikzparentnode)to[out=0,in=180](\tikzchildnode)},
    },
}
%5.1 定制封面页
\setbeamertemplate{title page}
{%
    \begin{tikzpicture}[remember picture, overlay]%
        %背景图片
        \path[fill=\bdcolormask, fill stretch image=\bd@image@title, fill image opacity=.5] (current page.south west) rectangle (current page.north east);%
        %标题与小标题
        \node[anchor=south,text=white,font=\Huge\bdfontheading] (title) at ([yshift=2ex]current page.center) {\inserttitle};%
        \node[anchor=north,text=white,font=\small\bdfontsubheading] (subtitle) at([yshift=-1ex]title.south) {\insertsubtitle};%
        %logo
        \path[fill stretch image=\bd@image@logo, fill image opacity=.2] ([yshift=2cm]current page.south) circle[radius=1cm];%
        %机构、作者、日期
        \begin{scope}[text=white,font=\footnotesize\yahei]%
            \node[below=of title,yshift=-3em,xshift=12em] (institute) {\insertinstitute};%
            \node[anchor=north east] (author) at ([yshift=-1ex]institute.south east) {\insertauthor};%
            \node[anchor=north east] (date)   at ([yshift=-.4ex]author.south east)   {\insertdate};%
        \end{scope}%
    \end{tikzpicture}%
}
%5.2 定制目录页
\RequirePackage{multicol}
\newcommand{\tocpage}
{%
    \begin{frame}[plain]%
        \setbeamercolor{section in toc}{fg=white}%
        \setbeamerfont{section in toc}{size=\large}%
        \setbeamertemplate{section in toc}[square]%
    %
    \begin{tikzpicture}[remember picture, overlay, node distance=5mm]%
        %背景图片
        \path[fill=\bdcolormask, fill stretch image=\bd@image@toc, fill image opacity=.5] (current page.south west) rectangle (current page.north east);%
        %目录标题
        \node[text=white,font=\huge\bdfontheading] (toc title) at([yshift=-1cm] current page.north){目\hspace{1.2cm}录};%
        %目录内容
        \node[below=of toc title.south,anchor=north, text width=.6\textwidth]{%
                \begin{multicols}{2}%
                    \tableofcontents[sectionstyle=show,subsectionstyle=hide,subsubsectionstyle=hide]%
                \end{multicols}%
        };%
    \end{tikzpicture}%
    \end{frame}%
}
%5.3 定制转场页
\defbeamertemplate{section in toc}{bdsecpage}{%
    \leavevmode%
    \tcbox[arc=0mm,colframe=\bdcolorbgfour,colback=\bdcolorbgfour,colupper=\bdcolorbgone,fontupper=\huge\bdfontheading]{\inserttocsection}%
    \par%
}
\defbeamertemplate{subsection in toc}{bdsecpage}{%
    \leavevmode%
    \tcbox[empty,size=fbox,nobeforeafter,colupper=\bdcolorbgfour,fontupper=\small\bdfontsubheading]{\inserttocsubsection}%
    \par%
}
\setbeamertemplate{section in toc}[bdsecpage]%
\setbeamertemplate{subsection in toc}[bdsecpage]%
\setbeamertemplate{section page}{%
    %背景图
    \tikz[remember picture, overlay]%
        \path[fill=bd@color@mask, fill stretch image=\bd@image@section, fill image opacity=.5]%
            (current page.south west) rectangle (current page.north east);%
    %本节目录
    \tikz[remember picture, overlay]%
        \node[anchor=north east] at ([xshift=3cm]current page.60) {%
            \begin{minipage}{5cm}%
                \flushright%
                \tableofcontents[sectionstyle=show/hide,subsectionstyle=show/show/hide,subsubsectionstyle=hide]%
            \end{minipage}%
        };%
}
\AtBeginSection[]
{%
    \begin{frame}[plain]%
        \sectionpage%
    \end{frame}%
}
%5.4 定制subsection转场页
\newcommand{\defaultsubsectionmindmap}{%
    \tikz[remember picture, overlay]%
        \node[central concept] at (0,0){%
            \insertsubsection%
        };%
}
\newcommand{\subsectionmindmap}{\defaultsubsectionmindmap}
\newcommand{\restoresubsectionmindmap}{\renewcommand{\subsectionmindmap}{\defaultsubsectionmindmap}}
\newcommand{\setsubsectionmindmap}[1]{%
    \renewcommand{\subsectionmindmap}{#1}%
}
\setbeamertemplate{subsection page}{%
    \tikz[remember picture, overlay]%
            \path[fill=\bdcolormask!50!black, fill stretch image=\bd@image@section, fill image opacity=.4]%
                (current page.south west) rectangle (current page.north east);%
    \tikz[remember picture, overlay]%
            \node at (current page.center){%
                \subsectionmindmap%
            };%
}
\newif\ifshowsubsection
\pgfkeys{
    /bd/show subsection/.is if=showsubsection,
    /bd/show subsection/.default=false,
}
\AtBeginSubsection[]
{%
    \ifshowsubsection%
        \begin{frame}[plain]%
            \subsectionpage%
        \end{frame}%
        \restoresubsectionmindmap%
    \fi%
}
%5.5 定制突显页
\newcommand{\standoutpage}[1]{%
    \begin{frame}[plain]%
        \begin{tikzpicture}[remember picture, overlay]%
            \fill[\bdcolormask, fill opacity=.9] (current page.south west) rectangle (current page.north east);%
            %
            \node[text=white,font=\Huge\bdfontcal,scale=1.5] at (current page.center){#1};%
        \end{tikzpicture}%
    \end{frame}%
}
\makeatother


%6. 局部结构
%6.1 块
\setbeamertemplate{blocks}[rounded]
%normal block
\setbeamercolor{block title}{parent=normal text, bg=\bdcolorbgthree}
\setbeamerfont{block title}{series=\bfseries}
\setbeamercolor{block body}{parent=normal text, bg=\bdcolorbgthree}
%alerted block
\setbeamercolor{block title alerted}{parent=alerted text, bg=\bdcolorbgthree}
\setbeamerfont{block title alerted}{series=\bfseries}
\setbeamercolor{block body alerted}{parent=alerted text, bg=\bdcolorbgthree}
%example block
\setbeamercolor{block title example}{parent=example text, bg=\bdcolorbgthree}
\setbeamerfont{block title example}{series=\bfseries}
\setbeamercolor{block body example}{parent=example text, bg=\bdcolorbgthree}
%6.2 条目
\setbeamertemplate{items}[square]
%6.3题注
\setbeamercolor{caption}{}
\setbeamercolor{caption name}{parent=structure}


%7.自定义命令和环境
%7.1定义居中环境
\NewDocumentEnvironment{centeredminipage}{O{\textwidth}}{\bgroup\begin{center}\begin{minipage}{#1}}{\end{minipage}\end{center}\egroup}
%7.2整页背景图片命令
\NewDocumentCommand{\bdfillbgimage}{m}{%
    \begin{tikzpicture}[remember picture, overlay]%
        \path[fill stretch image=#1] (current page.south west) rectangle (current page.north east);%
    \end{tikzpicture}%
}
%7.3居中带边框的列表环境
\tcbset{
    dashed frame/.style={
        enhanced,size=small,
        colframe=\bdcolorbgfour,
        %drop lifted shadow=lightgray,
        borderline={1pt}{0pt}{\bdcolorborder,dashed}
    }
}
\NewDocumentEnvironment{listbox}{O{itemize} !O{}}{%
    \begin{tcolorbox}[dashed frame, #2]\begin{#1}%
}{%
    \end{#1}\end{tcolorbox}%
}
%7.4pdf文档显示环境
\tcbset{
    pdf document/.style={
        enhanced,size=small,
        colframe=\bdcolorborder,
        drop fuzzy shadow=lightgray
    }
}
\NewDocumentCommand{\pdfview}{m !O{page=1} !O{}}{%
    \bgroup\begin{tcolorbox}[pdf document, #3]%
        \href[pdfnewwindow=true]{run:#1}{\includegraphics[width=\textwidth,#2]{#1}}%
    \end{tcolorbox}\egroup%
}
%7.5任务清单环境
\tcbuselibrary{raster}
\NewDocumentEnvironment{bdtaskboard}{ O{} !O{} !O{}}{%
    \begin{tcboxedraster}[%
        raster columns=2, raster equal height,#1,%
        raster halign=center,%
        raster force size=false,%
        raster every box/.style={%
            size=small, enhanced,%
            colframe=white,colback=white,%
            drop fuzzy shadow,%
            valign lower=bottom,%
            width=.5\textwidth,%
            #2,%
        }%
    ]{%
        colframe=white,colback=\bdcolorbgthree,%
        width=.8\textwidth,%
        before=\begin{center},%
        after=\end{center},%
        #3,%
    }%
}{\end{tcboxedraster}}%
%
\newcounter{bdtask}
\setcounter{bdtask}{0}
\newcommand{\bdtask}{\tcbox[verbatim,size=small,colframe=white,colback=\bdcolorstructure,colupper=white,fontupper=\bfseries]{任务~\stepcounter{bdtask}\thebdtask}}
%
\NewDocumentCommand \bdtaskcard { v v v }{%
    \begin{tcolorbox}%
        \bdtask\par%
        %
        \textbf{#1}\par%
        %
        {\color{gray}\scriptsize #2}%
        %
        \tcblower%
        %
        \tcbox[verbatim,size=small,colframe=white,colback=\bdcolorbgthree!90!black,colupper=white,fontupper=\footnotesize]{\faClock[regular] #3}%
    \end{tcolorbox}%
}
%7.6便签盒子
\usetikzlibrary{patterns}
\NewTColorBox{bdtips}{}{
    enhanced,
    before=\begin{center},after=\end{center},
    text width=.25\textwidth,
    height=.5\textheight,
    boxrule=0pt,toprule=5mm, top=0pt,bottom=0pt, arc=0pt,
    colback=\bdcolorbgthree,colframe=\bdcolorbgtwo,
    drop lifted shadow,
    frame style={pattern=crosshatch dots light steel blue},
    overlay={%
        \fill[shading=ball, ball color=\bdcolorbgtwo,opacity=.5] ([yshift=-2.5mm]frame.north) circle[radius=2mm];
    }
}


%8.代码盒子
%\pgfkeys{/bd/has source code/.code={\input{./template/code/sourcecode.code.tex}}}
\begin{tcbwritetemp}
\tcbuselibrary{minted}%
%8.0代码片段盒子
\DeclareTotalTCBox{\cmdbox}{ s v }{verbatim,size=fbox,colupper=white,colback=\bdcolorbgone!90,colframe=\bdcolorbgthree,fontupper=\footnotesize}{%
    \IfBooleanT{#1}{\textcolor{\bdcoloralerted}{\ttfamily\bfseries > }}%
    \mintinline{winbatch}{#2}%
}
%8.1通用代码盒子
\tcbset{%
    source code/.style={%
        enhanced,size=small,%
        before=\begin{center},after=\end{center},%
        colback=\bdcolorbgfour,colframe=\bdcolorborder!50,colbacktitle=\bdcolorborder!40,coltitle=\bdcolornormal!70,%
        boxrule=0.2mm,leftrule=5mm,arc=0mm,%
        halign upper=flush center,%
        before lower=\begin{center},after lower=\end{center}, fontlower=\scriptsize,%
    }%
}%
\DeclareTCBListing{sourcecode}{s m !O{} !O{}}{%
    source code,%
    IfBooleanT={#1}{listing only},%
    listing engine=minted,
    minted language=#2,%
    minted style=friendly,%
    default minted options={fontsize=\scriptsize,breaklines,autogobble,linenos},%
    IfEmptyF={#3}{minted options={fontsize=\scriptsize,breaklines,autogobble,linenos, #3}},%
    #4,%
}%
%8.2外部代码盒子
\DeclareTCBInputListing{\inputsourcecode}{s m O{} O{} m}{%
    source code,%
    IfBooleanT={#1}{listing only},%
    listing engine=minted,
    minted language=#2,%
    minted style=friendly,%
    default minted options={fontsize=\scriptsize,breaklines,autogobble,linenos},%
    IfEmptyF={#3}{minted options={fontsize=\scriptsize,breaklines,autogobble,linenos, #3}},%
    #4,%
    listing file={#5},%
}%
%8.3pythontex盒子
\RequirePackage[prettyprinter=pygments,pygopt={style=friendly}]{pythontex}%
\setpythontexfv{fontsize=\scriptsize,numbers=left}%
%
\setpythontexcontext{textwidth=\the\textwidth, textheight=\the\textheight}%
\begin{pythontexcustomcode}[begin]{pylab}
plt.style.use('seaborn')
tex_fonts = {
    # Use LaTeX to write all text
    "text.usetex": True,
    "font.family": "serif",
    # Use 10pt font in plots, to match 10pt font in document
    "axes.labelsize": 10,
    "font.size": 10,
    # Make the legend/label fonts a little smaller
    "legend.fontsize": 8,
    "xtick.labelsize": 8,
    "ytick.labelsize": 8
}
plt.rcParams.update(tex_fonts)
def before():
    fig_width_pt = pytex.context['textwidth']
    fig_width_in = pytex.pt_to_in(fig_width_pt)
    fig_height_in = fig_width_in * 0.618#golden_ratio = (5**.5 - 1) / 2
    fig,ax = plt.subplots(1, 1, figsize=(fig_width_in,fig_height_in))
def after():
    fname = ''.join([pytex.family, pytex.session, pytex.restart,'.pdf'])
    fig = gcf()
    fig.savefig(fname)
    print(r'\includegraphics{'+fname+r'}')
pytex.before=before
pytex.after = after
\end{pythontexcustomcode}
\end{tcbwritetemp}
\pgfkeys{/bd/has source code/.code={\tcbusetemp}}

%9.数学盒子
\RequirePackage{amsmath,amssymb}
\RequirePackage{unicode-math}
\RequirePackage{nicematrix}
\RequirePackage{varwidth}
\tcbuselibrary{skins,theorems,breakable}

\makeatletter
\newcommand\bdmathcolor{\bdcolormaththeorem}
\newcommand\bdmathsymbol{\clubsuit}
\tcbset{
    math env type/.is choice,
    math env type/definition/.code={%
        \renewcommand\bdmathcolor{\bdcolormathdefinition}%
        \renewcommand\bdmathsymbol{\spadesuit}%
    },
    math env type/theorem/.code={%
        \renewcommand\bdmathcolor{\bdcolormaththeorem}%
        \renewcommand\bdmathsymbol{\clubsuit}%
    },
    math env type/lemma/.code={%
        \renewcommand\bdmathcolor{\bdcolormaththeorem}%
        \renewcommand\bdmathsymbol{\clubsuit}%
    },
    math env type/corollary/.code={%
        \renewcommand\bdmathcolor{\bdcolormaththeorem}%
        \renewcommand\bdmathsymbol{\clubsuit}%
    },
    math env type/proposition/.code={%
        \renewcommand\bdmathcolor{\bdcolormaththeorem}%
        \renewcommand\bdmathsymbol{\clubsuit}%
    },
    math env type/property/.code={%
        \renewcommand\bdmathcolor{\bdcolormaththeorem}%
        \renewcommand\bdmathsymbol{\clubsuit}%
    },
    math env type/example/.code={%
        \renewcommand\bdmathcolor{\bdcolormathexample}%
        \renewcommand\bdmathsymbol{\diamondsuit}%
    },
    math env type/proof/.code={%
        \renewcommand\bdmathcolor{\bdcolormathproof}%
        \renewcommand\bdmathsymbol{\heartsuit}%
    },
    math env type/solution/.code={%
        \renewcommand\bdmathcolor{\bdcolormathproof}%
        \renewcommand\bdmathsymbol{\heartsuit}%
    },
    math common/.style={
        enhanced,breakable,
        frame empty,
        lower separated=false,
        %
        colframe=\bdmathcolor,
        colback=\bdmathcolor!8,
        fontupper=\kaishu,
        %
        borderline={0.3mm}{0mm}{\bdmathcolor!20!white},
        borderline={0.3mm}{0mm}{\bdmathcolor,dashed},
        %
        coltitle=\bdmathcolor!50!black,
        colbacktitle=\bdmathcolor!15!white,
        fonttitle=\bfseries,
        attach boxed title to top center={yshift=-2mm},
        boxed title style={boxrule=0.5pt},varwidth boxed title,
        %
        before skip=5pt,after skip=5pt,
        top=6pt,bottom=3pt,left=3pt,right=3pt,boxsep=0pt,
        %
        separator sign colon,
        description delimiters parenthesis,
        %
        overlay unbroken and last={
            \node[anchor=south east, outer sep=0pt] at (\linewidth-width,0) {$\textcolor{\bdmathcolor!50}{\bdmathsymbol}$};
        },
    },
    first env/.style={
        no overlay,
        borderline south={0.5mm}{-0.1mm}{white},
        borderline south={0.1mm}{0mm}{\bdmathcolor!20},
        sharp corners=south,
    },
    middle env/.style={
        notitle,no overlay,
        borderline horizontal={0.4mm}{0mm}{white},
        borderline horizontal={0.1mm}{0mm}{\bdmathcolor!20},
        sharp corners=all,
        finish={\ifx\tcbcounter\empty\else\addtocounter{\tcbcounter}{-1}\fi},
    },
    last env/.style={
        notitle,
        borderline north={0.5mm}{-0.1mm}{white},
        borderline north={0.1mm}{0mm}{\bdmathcolor!20},
        sharp corners=north,
        finish={\ifx\tcbcounter\empty\else\addtocounter{\tcbcounter}{-1}\fi},
    },
}

\DeclareTcbTheorem[auto counter, number within=section]{definition}{定义}{%
    math env type=definition,%
    math common,%
}{def}%

\DeclareTcbTheorem[auto counter, number within=section]{theorem}{定理}{%
    math env type=theorem,%
    math common,%
}{thm}%

\DeclareTcbTheorem[auto counter, number within=subsection, number freestyle={\noexpand\thesection.\noexpand\thesubsection.\noexpand\arabic{\tcbcounter}}]{lemma}{引理}{%
    math env type=theorem,%
    math common,%
}{lem}%

\DeclareTcbTheorem[auto counter, number within=subsection, number freestyle={\noexpand\thesection.\noexpand\thesubsection.\noexpand\arabic{\tcbcounter}}]{corollary}{推论}{%
    math env type=theorem,%
    math common,%
}{cor}%

\DeclareTcbTheorem[auto counter, number within=section]{proposition}{命题}{%
    math env type=theorem,%
    math common,%
}{pps}%

\DeclareTcbTheorem[auto counter, number within=section]{property}{性质}{%
    math env type=theorem,%
    math common,%
}{ppt}%

\DeclareTcbTheorem[auto counter, number within=subsection, number freestyle={\noexpand\thesection.\noexpand\thesubsection.\noexpand\arabic{\tcbcounter}}]{example}{例题}{%
    math env type=example,%
    math common,%
}{exm}%

\DeclareTcbTheorem[no counter]{proof}{证明}{%
    math env type=proof,%
    math common,%
}{pro}%

\DeclareTcbTheorem[no counter]{solution}{解答}{%
    math env type=proof,%
    math common,%
}{slt}%
\makeatother


%表格环境定制
\RequirePackage{tabularray}
%k-v 3列表格
\makeatletter
\newcommand*{\K}[1]{\texttt{#1}}
\newcommand*{\V}[1]{\texttt{#1}}
\newcommand*{\None}{$\times$}
\NewTblrEnviron{spectblr}
\SetTblrOuter[spectblr]{long}
\SetTblrInner[spectblr]{%
  hlines = {white},%
  colsep = 5pt,%
  row{odd} = {bd@color@b3!90!gray}, row{even} = {bd@color@b4!95!black},%
  row{1} = {fg=white, bg=bd@color@b1, font=\bfseries\sffamily,halign=c},%
  rowhead = 1,%
}
\makeatother

%专有名称
\usepackage{hologo}
\def\pgfname{\textsc{pgf}}
\def\tikzname{Ti\emph{k}Z}
\newcommand\PGFPlots{\textsc{pgfplots}}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%hacking code borrowed from                                                                     %
%https://tex.stackexchange.com/questions/262864/badly-aligned-two-column-beamer-toc?noredirect=1%
%to fixing the multicos toc miss-alignment bug.                                                 %
%                                                                                               %
\makeatletter                                                                                   %
\def\beamer@tableofcontents[#1]{%                                                               %
  \def\beamer@toc@cs{show}%                                                                     %
  \def\beamer@toc@os{show}%                                                                     %
  \def\beamer@toc@css{show}%                                                                    %
  \def\beamer@toc@oss{show}%                                                                    %
  \def\beamer@toc@ooss{show}%                                                                   %
  \def\beamer@toc@csss{show}%                                                                   %
  \def\beamer@toc@osss{show}%                                                                   %
  \def\beamer@toc@oosss{show}%                                                                  %
  \def\beamer@toc@ooosss{show}%                                                                 %
  \beamer@showpartnumber=\c@part%                                                               %
  \beamer@pausesectionsfalse%                                                                   %
  \beamer@pausesubsectionsfalse%                                                                %
  \def\beamer@tocsections{<*>}%                                                                 %
  \setkeys{beamertoc}{firstsection=1}%                                                          %
  \setkeys{beamertoc}{#1}%                                                                      %
  %\vspace*{-.5em}                                                                              %
  {\makeatletter%                                                                               %
    \pause[0]%                                                                                  %
    \@input{\jobname.toc}%                                                                      %
    \vfill}%                                                                                    %
  }                                                                                             %
\makeatother                                                                                    %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\ProcessPgfOptions{/bd}
%结束
\endinput


% %8.代码盒子定制
% \makeatletter
% %8.1程序代码风格
% \tcbuselibrary{listings}
% \tcbset{
%     program code/.style={
%         enhanced,size=small,
%         colback=\bdcolorbgfour,colframe=\bdcolorborder,
%         boxrule=0.2mm,leftrule=0.7mm,arc=0mm,
%     }
% }
% %8.2 LaTeX代码盒子
% \DeclareTCBListing{latexbox}{ s !O{} !O{} }{%
%     program code,%
%     %IfEmptyTF={#2}{width=\textwidth}{width=#2},%
%     before=\begin{center},after=\end{center},%
%     IfBooleanT={#1}{listing only},%
%     halign upper=flush center,%
%     listing options={style=tcblatex,texcsstyle=*\structure,
%         moretexcs={includegraphics},
%         basicstyle=\scriptsize\bdfontcode,emphstyle=\color{bd@color@alerted@text}, #2},%
%     before lower=\begin{center},after lower=\end{center}, fontlower=\scriptsize,%
%     #3,%
% }
% %8.3 TikZ代码盒子
% %导入aobs-tikz库，为tikz添加Beamer overlay功能
% \usetikzlibrary{overlay-beamer-styles}
% %添加fading的overlay功能
% \tikzset{
%     background fade/.style={path fading=#1},
%     background fade/.default={fade out},
%     background default fade/.style={
%         background fade/.default={#1},
%     },
%     fade on/.style={alt=#1{}{background fade}},
% }
% %定义tikz的listing style
% \definecolor{bd@color@tikz@kw}{HTML}{859900}
% \lstdefinestyle{bdtcbtikz}{
%     language=[LaTeX]TeX,
%     %classoffset=0,
%     texcsstyle=*\structure,
% 	moretexcs={tikzset,pic,node,coordinate,path,draw,fill,foreach},
% 	moretexcs={definecolor},
%     basicstyle=\scriptsize\bdfontcode,
% 	morekeywords={tikzpicture,scope},
% 	keywordstyle={\color{bd@color@tikz@kw}\bfseries},
%     emphstyle=\color{bd@color@alerted@text},
% }
% %定义tikz代码盒子
% %\DeclareTCBListing{bdtikzbox}{ s O{\textwidth} !O{} !O{} }{%
% \DeclareTCBListing{tikzbox}{ !s !O{} !O{} }{%
%     program code,%
%     %IfEmptyTF={#2}{width=\textwidth,text width=\textwidth}{width=#2,text width=#2},%
%     before=\begin{center},after=\end{center},%
%     IfBooleanT={#1}{listing only},%
%     halign upper=flush center,%
%     listing options={style=bdtcbtikz, #2},%
%     before lower=\begin{center},after lower=\end{center}, fontlower=\scriptsize,%
%     listing outside text,%
%     #3,%
% }
% %8.3Python代码盒子
% %源代码字体
% \RequirePackage{textcomp}
% %\RequirePackage{sourcecodepro}
% %\newcommand{\bdfontcode}{\soucecodepro}
% \newfontfamily{\bdfontcode}{Source Code Pro}
% \makeatletter
% \definecolor{bd@color@python@background}{HTML}{F8F8F8}
% \definecolor{bd@color@python@corekeyword}{HTML}{008000}
% \definecolor{bd@color@python@builtins}{HTML}{008000}
% \definecolor{bd@color@python@decorator}{HTML}{AA22FF}
% \definecolor{bd@color@python@comment}{HTML}{3D7B7B}
% \definecolor{bd@color@python@string}{HTML}{BA2121}
% \definecolor{bd@color@python@digit}{HTML}{666666}
% \definecolor{bd@color@python@emph}{HTML}{0000FF}
% \newcommand\digitstyle{\color{bd@color@python@digit}}
% \newcommand{\ProcessDigit}[1]
% {%
%     \ifnum\lst@mode=\lst@Pmode\relax%
%     {\digitstyle #1}%
%     \else
%         #1%
%     \fi
% }
% \lstdefinestyle{bdtcbpython}{%
%     % core keywords
%     keywordstyle={\color{bd@color@python@corekeyword}\bfseries},
%     %builtins
%     keywordstyle={[2]\color{bd@color@python@builtins}}, % built-ins
%     alsoletter={@},
%     morekeywords=[3]{@staticmethod},
%     keywordstyle={[3]\color{bd@color@python@decorator}},%
%     %background color
%     %backgroundcolor=\color{bd@color@python@background},%
%     %basic style
%     basicstyle=\footnotesize\bdfontcode,   % size of the fonts for the code
%     stringstyle=\color{bd@color@python@string},%
%     commentstyle=\color{bd@color@python@comment}\itshape,%
%     emphstyle=\color{bd@color@python@emph},
%     emphstyle={[2]\color{bd@color@python@emph}\bfseries},
%     upquote=true,                      % requires textcomp
%     literate=
%         {0}{{{\ProcessDigit{0}}}}1
%         {1}{{{\ProcessDigit{1}}}}1
%         {2}{{{\ProcessDigit{2}}}}1
%         {3}{{{\ProcessDigit{3}}}}1
%         {4}{{{\ProcessDigit{4}}}}1
%         {5}{{{\ProcessDigit{5}}}}1
%         {6}{{{\ProcessDigit{6}}}}1
%         {7}{{{\ProcessDigit{7}}}}1
%         {8}{{{\ProcessDigit{8}}}}1
%         {9}{{{\ProcessDigit{9}}}}1
%         {<=}{{\(\leq\)}}1,
%     numberstyle=\scriptsize\color{lightgray},
%     breakatwhitespace=false,
%     breaklines=true,
%     captionpos=b,
%     keepspaces=true,
%     numbers=left,
%     numbersep=5pt,
%     showspaces=false,
%     showstringspaces=false,
%     showtabs=false,
%     tabsize=4,
% }
% \makeatother
% \NewTCBListing{pythonbox}{ !O{} !O{} }{%
%     program code,%
%     left=5mm,%
%     %IfEmptyTF={#1}{width=\textwidth}{width=#1},%
%     before=\begin{center},after=\end{center},%
%     listing options={language=Python,style=bdtcbpython, #1},%
%     listing only,%
%     #2,%
% }
% %8.4Python可视化环境

%\setpythontexfv{fontfamily=Source Code Pro}
%\fvset{font=\bdfontcode}

% \makeatother