我问了一个关于视觉计数器的问题beamer，我得到了这个答案。现在我需要用 LuaLaTeX 编译它才能使用该包luapersian（下面的代码），但它返回一些错误。
可以从以下网址下载此链接。
\documentclass{beamer}
\usepackage{lmodern}
\usepackage{tikz}
\usetikzlibrary{calc}
\setbeamertemplate{navigation symbols}{}
\pgfkeys{/visual counter/.cd,
thickness/.store in=\thickness,
thickness=0.4ex,
radius/.store in=\radius,
radius=1.5ex,
segment distance/.store in=\segdist,
segment distance=8,
color current frame/.store in=\colcurrframe,
color current frame=orange,
color old frame/.store in=\cololdframe,
color old frame=blue,
color next frame/.store in=\colnextframe,
color next frame=gray!30,
color page number/.store in=\colpagenum,
color page number=white,
current value/.store in=\currentv,
current value=1,
total value/.store in=\totalv,
total value=2,
circled page number/.code={
\begin{tikzpicture}[fill color/.style={}]
\pgfkeys{/visual counter/.cd,
current value=\insertframenumber,
total value=\inserttotalframenumber,
}
\pgfmathtruncatemacro\current{\currentv+1}
\def\tot{\totalv}
\def\radiusout{\radius}
\def\radiusin{\radius-\thickness}
\foreach \s in {1,...,\tot}
{
\ifnum\s>\current%
\tikzset{fill color/.append style={\colnextframe}}%
\fi%
\ifnum\s=\current%
\tikzset{fill color/.append style={\colcurrframe}}%
\fi%
\ifnum\s<\current%
\tikzset{fill color/.append style={\cololdframe}}%
\fi%
\fill[fill color]
({90-360/\tot * (\s - 1)-\segdist}:\radiusout) arc
({90-360/\tot * (\s - 1)-\segdist}:{90-360/\tot * (\s)+\segdist}:\radiusout) --
({90-360/\tot * (\s)+\segdist}:\radiusin) arc
({90-360/\tot * (\s)+\segdist}:{90-360/\tot * (\s - 1)-\segdist}:\radiusin);
% new addition
\node[inner sep=0pt,text=\colpagenum] at (0,0){\insertframenumber};
}
\end{tikzpicture}
},
}
% new footline with
\setbeamertemplate{footline}{
\begin{beamercolorbox}[wd=0.95\textwidth, ht=2ex,dp=1ex,sep=1ex]{footline}
\hfill%
\tikz\node[/visual counter/.cd,
segment distance=-2pt,
radius=0.5cm, thickness=0.5cm,
color old frame=orange!50,
color current frame=cyan!80!gray!50,
color next frame=cyan!80!gray!50,
circled page number,
]{};
\end{beamercolorbox}
}
\usepackage{luapersian}
\begin{document}
\begin{frame}
\end{frame}
\end{document}
答案1
买者自负我没有
\usepackage{luapersian}，所以我只尝试用lualatex
您的可见代码看起来不错，但从上面的问题复制时，在可见文本的前面和后面有大量不可见字符。删除所有这些字符后，您的示例可以顺利编译lualatex
\documentclass{beamer}
\usepackage{lmodern}
\usepackage{tikz}
\usetikzlibrary{calc}
\setbeamertemplate{navigation symbols}{}
\pgfkeys{/visual counter/.cd,
thickness/.store in=\thickness,
thickness=0.4ex,
radius/.store in=\radius,
radius=1.5ex,
segment distance/.store in=\segdist,
segment distance=8,
color current frame/.store in=\colcurrframe,
color current frame=orange,
color old frame/.store in=\cololdframe,
color old frame=blue,
color next frame/.store in=\colnextframe,
color next frame=gray!30,
color page number/.store in=\colpagenum,
color page number=white,
current value/.store in=\currentv,
current value=1,
total value/.store in=\totalv,
total value=2,
circled page number/.code={
\begin{tikzpicture}[fill color/.style={}]
\pgfkeys{/visual counter/.cd,
current value=\insertframenumber,
total value=\inserttotalframenumber,
}
\pgfmathtruncatemacro\current{\currentv+1}
\def\tot{\totalv}
\def\radiusout{\radius}
\def\radiusin{\radius-\thickness}
\foreach \s in {1,...,\tot}
{
\ifnum\s>\current%
\tikzset{fill color/.append style={\colnextframe}}%
\fi%
\ifnum\s=\current%
\tikzset{fill color/.append style={\colcurrframe}}%
\fi%
\ifnum\s<\current%
\tikzset{fill color/.append style={\cololdframe}}%
\fi%
\fill[fill color]
({90-360/\tot * (\s - 1)-\segdist}:\radiusout) arc
({90-360/\tot * (\s - 1)-\segdist}:{90-360/\tot * (\s)+\segdist}:\radiusout) --
({90-360/\tot * (\s)+\segdist}:\radiusin) arc
({90-360/\tot * (\s)+\segdist}:{90-360/\tot * (\s - 1)-\segdist}:\radiusin);
% new addition
\node[inner sep=0pt,text=\colpagenum] at (0,0){\insertframenumber};
}
\end{tikzpicture}
},
}
% new footline with
\setbeamertemplate{footline}{
\begin{beamercolorbox}[wd=0.95\textwidth, ht=2ex,dp=1ex,sep=1ex]{footline}
\hfill%
\tikz\node[/visual counter/.cd,
segment distance=-2pt,
radius=0.5cm, thickness=0.5cm,
color old frame=orange!50,
color current frame=cyan!80!gray!50,
color next frame=cyan!80!gray!50,
circled page number,
]{};
\end{beamercolorbox}
}
%\usepackage{luapersian}
\begin{document}
\begin{frame}
abc
\end{frame}
\begin{frame}
abc
\end{frame}
\begin{frame}
abc
\end{frame}
\end{document}
