我正在写一份文档，下载了一个我觉得还不错的模板。但我遇到了一个问题，因为它被设置为将文本分成两列。当我尝试使用命令更改此设置时，\onecolumn所有文本都移动到新页面，但摘要保持不变。
%----------------------------------------------------------------------------------------
% PACKAGES AND OTHER DOCUMENT CONFIGURATIONS
%----------------------------------------------------------------------------------------
\documentclass[fleqn,9pt]{SelfArx} % Document font size and equations flushed left
\usepackage[ngerman]{babel} % Specify a different language here - english by default
%----------------------------------------------------------------------------------------
% COLUMNS
%----------------------------------------------------------------------------------------
\setlength{\columnsep}{0.55cm} % Distance between the two columns of text
\setlength{\fboxrule}{0.75pt} % Width of the border around the abstract
%----------------------------------------------------------------------------------------
% COLORS
%----------------------------------------------------------------------------------------
\definecolor{color1}{RGB}{0,0,90} % Color of the article title and sections
\definecolor{color2}{RGB}{0,20,20} % Color of the boxes behind the abstract and headings
%----------------------------------------------------------------------------------------
% HYPERLINKS
%----------------------------------------------------------------------------------------
\usepackage{hyperref} % Required for hyperlinks
\hypersetup{hidelinks,colorlinks,breaklinks=true,urlcolor=color2,citecolor=color1,linkcolor=color1,bookmarksopen=false,pdftitle={Title},pdfauthor={Author}}
%----------------------------------------------------------------------------------------
% ARTICLE INFORMATION
%----------------------------------------------------------------------------------------
\JournalInfo{Journal, Vol. XXI, No. 1, 1-5, 2013} % Journal information
\Archive{Additional note} % Additional notes (e.g. copyright, DOI, review/research article)
\PaperTitle{Article Title} % Article title
\Authors{John Smith\textsuperscript{1}*, James Smith\textsuperscript{2}} % Authors
\affiliation{\textsuperscript{1}\textit{Department of Biology, University of Examples, London, United Kingdom}} % Author affiliation
\affiliation{\textsuperscript{2}\textit{Department of Chemistry, University of Examples, London, United Kingdom}} % Author affiliation
\affiliation{*\textbf{Corresponding author}: [email protected]} % Corresponding author
\Keywords{Keyword1 --- Keyword2 --- Keyword3} % Keywords - if you don't want any simply remove all the text between the curly brackets
\newcommand{\keywordname}{Keywords} % Defines the keywords heading name
%----------------------------------------------------------------------------------------
% ABSTRACT
%----------------------------------------------------------------------------------------
\Abstract{}
%----------------------------------------------------------------------------------------
\begin{document}
\flushbottom % Makes all text pages the same height
\maketitle % Print the title and abstract box
\onecolumn
\tableofcontents % Print the contents section
\thispagestyle{empty} % Removes page numbering from the first page
%----------------------------------------------------------------------------------------
% ARTICLE CONTENTS
%----------------------------------------------------------------------------------------
\section*{Introduction} % The \section*{} command stops section numbering
\addcontentsline{toc}{section}{Introduction} % Adds this section to the table of contents
%------------------------------------------------
\section{Methods}
\subsection{Subsection}
\subsection{Subsection}
%------------------------------------------------
\section{Results and Discussion}
\subsection{Subsection}
\subsubsection{Subsubsection}
\subsubsection{Subsubsection}
\subsubsection{Subsubsection}
\subsection{Subsection}
%------------------------------------------------
\phantomsection
\section*{Acknowledgments} % The \section*{} command stops section numbering
\end{document}
此外，该文档还包含一个名为 SelfArx.cls 的自制类，其中原始类文章已被修改，但我无法找到设置拆分的行来重新进行此操作。
\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{SelfArx}[25/01/2012, v1.0]
\RequirePackage{ifthen}
\RequirePackage{calc}
\AtEndOfClass{\RequirePackage{microtype}}
\DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}}
\ProcessOptions*
\LoadClass{article}
\RequirePackage{ifpdf} % Needed to pick between latex and pdflatex
%----------------------------------------------------------------------
% FONTS
%----------------------------------------------------------------------
\RequirePackage{times} % Loads the Times-Roman Fonts
\RequirePackage{mathptmx} % Loads the Times-Roman Math Fonts
%----------------------------------------------------------------------
% VARIOUS USEFUL PACKAGES
%----------------------------------------------------------------------
\RequirePackage[utf8]{inputenc}
\RequirePackage{amsmath,amsfonts,amssymb}
\RequirePackage{graphicx,xcolor}
\RequirePackage{booktabs}
%----------------------------------------------------------------------
% MARGINS
%----------------------------------------------------------------------
\RequirePackage[left=2cm,%
right=2cm,%
top=2.25cm,%
bottom=2.25cm,%
headheight=11pt,%
letterpaper]{geometry}%
%----------------------------------------------------------------------
% FIGURES AND TABLES CAPTIONS
%----------------------------------------------------------------------
\RequirePackage[labelfont={bf,sf,small},%
labelsep=period,%
justification=raggedright]{caption}
\setlength{\abovecaptionskip}{0pt}
\setlength{\belowcaptionskip}{0pt}
%----------------------------------------------------------------------
% PAGE HEADER
%----------------------------------------------------------------------
\RequirePackage{fancyhdr} % Needed to define custom headers/footers
\RequirePackage{lastpage} % Number of pages in the document
\pagestyle{fancy} % Enables the custom headers/footers
% Headers
\lhead{}%
\chead{}%
\rhead{\small\sffamily\bfseries\@PaperTitle\ --- \thepage/\pageref{LastPage}}
% Footers
\lfoot{}%
\cfoot{}%
\rfoot{}%
\renewcommand{\headrulewidth}{0pt}% % No header rule
\renewcommand{\footrulewidth}{0pt}% % No footer rule
%----------------------------------------------------------------------
% SECTION/SUBSECTION/PARAGRAPH SET-UP
%----------------------------------------------------------------------
\RequirePackage[explicit]{titlesec}
\titleformat{\section}
{\color{color1}\large\sffamily\bfseries}
{}
{0em}
{\colorbox{color2!10}{\parbox{\dimexpr\linewidth-2\fboxsep\relax}{\centering\arabic{section}. #1}}}
[]
\titleformat{name=\section,numberless}
{\color{color1}\large\sffamily\bfseries}
{}
{0em}
{\colorbox{color2!10}{\parbox{\dimexpr\linewidth-2\fboxsep\relax}{\centering#1}}}
[]
\titleformat{\subsection}
{\color{color1}\sffamily\bfseries}
{\thesubsection}
{0.5em}
{#1}
[]
\titleformat{\subsubsection}
{\sffamily\small\bfseries}
{\thesubsubsection}
{0.5em}
{#1}
[]
\titleformat{\paragraph}[runin]
{\sffamily\small\bfseries}
{}
{0em}
{#1}
\titlespacing*{\section}{0pc}{3ex \@plus4pt \@minus3pt}{5pt}
\titlespacing*{\subsection}{0pc}{2.5ex \@plus3pt \@minus2pt}{0pt}
\titlespacing*{\subsubsection}{0pc}{2ex \@plus2.5pt \@minus1.5pt}{0pt}
\titlespacing*{\paragraph}{0pc}{1.5ex \@plus2pt \@minus1pt}{10pt}
%----------------------------------------------------------------------
% TABLEOFCONTENTS SET-UP
%----------------------------------------------------------------------
\newlength{\tocsep}
\setlength\tocsep{1.5pc} % Sets the indentation of the sections in the table of contents
\setcounter{tocdepth}{3} % Three levels in the table of contents section: sections, subsections and subsubsections
\usepackage{titletoc}
\contentsmargin{0cm}
\titlecontents{section}[\tocsep]
{\addvspace{4pt}\small\bfseries\sffamily}
{\contentslabel[\thecontentslabel]{\tocsep}}
{}
{\hfill\thecontentspage}
[]
\titlecontents{subsection}[\tocsep]
{\addvspace{2pt}\sffamily}
{\contentslabel[\thecontentslabel]{\tocsep}}
{}
{\ \titlerule*[.5pc]{.}\ \thecontentspage}
[]
\titlecontents*{subsubsection}[\tocsep]
{\footnotesize\sffamily}
{}
{}
{}
[\ \textbullet\ ]
%----------------------------------------------------------------------
% MULTIPLE AUTHOR SET
%----------------------------------------------------------------------
\newcount\@authcnt
\newcount\@tmpcnt\@tmpcnt\z@
\def\@affiliation{%
\ifnum\@tmpcnt<\@authcnt
\global\advance\@tmpcnt1
\raggedright \csname @auth\romannumeral\the\@tmpcnt\endcsname\hfill\\%
\let\next\@affiliation \vskip1pt
\else
\let\next\relax
\fi
\next}
\newcommand{\affiliation}[1]{%
\global\advance\@authcnt1
\expandafter\gdef\csname @auth\romannumeral\the\@authcnt\endcsname
{#1}}
%----------------------------------------------------------------------
% LIST CONTROL
%----------------------------------------------------------------------
\RequirePackage{enumitem}
%\setlist{nolistsep} % Uncomment to remove spacing between items in lists (enumerate, itemize)
%----------------------------------------------------------------------
% ABSTRACT+AUTHOR FRAME
%----------------------------------------------------------------------
\newcommand{\PaperTitle}[1]{\def\@PaperTitle{#1}}
\newcommand{\Archive}[1]{\def\@Archive{#1}}
\newcommand{\Authors}[1]{\def\@Authors{#1}}
\newcommand{\JournalInfo}[1]{\def\@JournalInfo{#1}}
\newcommand{\Abstract}[1]{\def\@Abstract{#1}}
\newcommand{\Keywords}[1]{\def\@Keywords{#1}}
% ---------------------------------------------------------------------
\renewcommand{\@maketitle}{%
\twocolumn[{%
\thispagestyle{empty}%
\vskip-36pt%
{\raggedleft\small\sffamily\bfseries\@JournalInfo\\\@Archive\par}%
\vskip20pt%
{\raggedright\color{color1}\sffamily\bfseries\fontsize{20}{25}\selectfont \@PaperTitle\par}%
\vskip10pt%
{\raggedright\color{color1}\sffamily\fontsize{12}{16}\selectfont \@Authors\par}%
\vskip18pt%
\fcolorbox{color1}{white}{%
\parbox{\textwidth-2\fboxsep-2\fboxrule}{\centering%
\colorbox{color2!10}{%
\parbox{\textwidth-4\fboxsep-2\fboxrule}{%
\ifx\@Keywords\@empty%
\sffamily\textbf{\abstractname}\\\@Abstract%
\else%
\sffamily\textbf{\abstractname}\\\@Abstract\\[4pt]%
\textbf{\keywordname}\\\@Keywords%
\fi%
}%
}%
\vskip4pt%
\begingroup%
\raggedright\sffamily\small%
\footnotesize\@affiliation\par%
\endgroup%%
}%
}%
\vskip25pt%
}]%
}
%----------------------------------------------------------------------
% REFERENCES
%----------------------------------------------------------------------
% Remove brackets from numbering in List of References
\renewcommand{\@biblabel}[1]{\bfseries\color{color1}\textsuperscript{[#1]}}
%\setlength{\bibitemsep}{0cm}
\let\oldbibliography\thebibliography
\renewcommand{\thebibliography}[1]{%
\addcontentsline{toc}{section}{\refname}%
\oldbibliography{#1}%
\setlength\itemsep{0pt}}%
答案1
\maketitle本身被重新定义为分割页面，这就是为什么\onecolumn如果在此之前发出则对整个文档没有影响。
尝试删除
\twocolumn[{%
和
}]%
从重新定义来看。
\renewcommand{\@maketitle}{%
\thispagestyle{empty}%
\vskip-36pt%
{\raggedleft\small\sffamily\bfseries\@JournalInfo\\\@Archive\par}%
\vskip20pt%
{\raggedright\color{color1}\sffamily\bfseries\fontsize{20}{25}\selectfont \@PaperTitle\par}%
\vskip10pt%
{\raggedright\color{color1}\sffamily\fontsize{12}{16}\selectfont \@Authors\par}%
\vskip18pt%
\fcolorbox{color1}{white}{%
\parbox{\textwidth-2\fboxsep-2\fboxrule}{\centering%
\colorbox{color2!10}{%
\parbox{\textwidth-4\fboxsep-2\fboxrule}{%
\ifx\@Keywords\@empty%
\sffamily\textbf{\abstractname}\\\@Abstract%
\else%
\sffamily\textbf{\abstractname}\\\@Abstract\\[4pt]%
\textbf{\keywordname}\\\@Keywords%
\fi%
}%
}%
\vskip4pt%
\begingroup%
\raggedright\sffamily\small%
\footnotesize\@affiliation\par%
\endgroup%%
}%
}%
\vskip25pt%
}