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如何禁用第一小节之前和最后一小节之后的空格？

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如何禁用第一小节之前和最后一小节之后的空格？ 
\documentclass{article}
\usepackage[adobefonts]{ctex} %支持中文就靠这一行了
\usepackage{fontspec}
\usepackage{tikz}
\usepackage[active,xetex,tightpage]{preview} %这一行有改动，将pdftex换成xetex

\PreviewEnvironment[]{tikzpicture}
\PreviewEnvironment[]{pgfpicture}
\DeclareSymbolFont{symbolsb}{OMS}{cmsy}{m}{n}
\SetSymbolFont{symbolsb}{bold}{OMS}{cmsy}{b}{n}
\DeclareSymbolFontAlphabet{\mathcal}{symbolsb}

\usepackage{xcolor}
\usepackage{pgfplots}
\usepackage{tikz}

\newcommand\YaHei{\fontspec{微软雅黑}}

%
% Define bar chart colors
%
\definecolor{bblue}{HTML}{4F81BD}
\definecolor{rred}{HTML}{C0504D}
\definecolor{ggreen}{HTML}{9BBB59}
\definecolor{ppurple}{HTML}{9F4C7C}

\pgfplotsset
{
    tick label style = {font=\YaHei\bfseries},
    xticklabel style = {font=\YaHei\bfseries},
    legend style     = {font=\YaHei\bfseries,,cells={anchor=west}},
}

\begin{document}

% ybar控制同一组内bar之间的微小间隔
% ymin控制Y轴的最小数字，ymax控制Y轴的最大数字
\begin{tikzpicture}
    \begin{axis}[
        major x tick style = transparent,
        enlarge x limits = false,
        width  = 0.85*\textwidth,
        height = 8cm,        
        ybar   = 5*\pgflinewidth,
        bar width   = 24pt,
        ymajorgrids = true,
        title  = {\YaHei\bfseries 苹果手机销售情况},
        ymin   = 0,
        ymax   = 100,
        xtick  = data,      
        symbolic x coords = {2006,2007,2008,2009,2010,2011,2012},
        scaled y ticks    = false,
        enlarge x limits  = 0.25,        
        legend cell align = left,
        legend pos = outer north east,
        nodes near coords,% 在柱子顶部显示实际数字
        tick align = outside,
        bar shift = 0pt,
    ]
        \legend{亿元}
        \addplot[style={bblue,fill=bblue,mark=none}]
            coordinates {(2006, 10)(2007, 60)(2008, 70)(2009, 88)(2010, 44)(2011, 47)(2012, 54)};

    \end{axis}
\end{tikzpicture}

\end{document}

结果看起来不太好看。截图如下：

在此处输入图片描述

如何禁用第一个小节之前和最后一个小节之后的空间？

答案1

选项值enlarge x limits决定了数据边界左右两侧的额外空间。OP 使用的这个值0.25对于他的请求来说太大了，因此0.1将其减少到一个比较合适的量。

\documentclass{article}
%\usepackage[adobefonts]{ctex} %支持中文就靠这一行了
\usepackage{fontspec}
\usepackage{tikz}
\usepackage[active,xetex,tightpage]{preview} %这一行有改动，将pdftex换成xetex

\PreviewEnvironment[]{tikzpicture}
\PreviewEnvironment[]{pgfpicture}
%\DeclareSymbolFont{symbolsb}{OMS}{cmsy}{m}{n}
%\SetSymbolFont{symbolsb}{bold}{OMS}{cmsy}{b}{n}
%\DeclareSymbolFontAlphabet{\mathcal}{symbolsb}

\usepackage{xcolor}
\usepackage{pgfplots}
\usepackage{tikz}

\newcommand\YaHei{}%\fontspec{微软雅黑}}

%
% Define bar chart colors
%
\definecolor{bblue}{HTML}{4F81BD}
\definecolor{rred}{HTML}{C0504D}
\definecolor{ggreen}{HTML}{9BBB59}
\definecolor{ppurple}{HTML}{9F4C7C}

\pgfplotsset
{
    tick label style = {font=\YaHei\bfseries},
    xticklabel style = {font=\YaHei\bfseries},
    legend style     = {font=\YaHei\bfseries,,cells={anchor=west}},
}

\begin{document}

% ybar控制同一组内bar之间的微小间隔
% ymin控制Y轴的最小数字，ymax控制Y轴的最大数字
\begin{tikzpicture}
    \begin{axis}[
        major x tick style = transparent,
        enlarge x limits = false,
        width  = 0.85*\textwidth,
        height = 8cm,        
        ybar   = 5*\pgflinewidth,
        bar width   = 24pt,
        ymajorgrids = true,
        title  = {\YaHei\bfseries 苹果手机销售情况},
        ymin   = 0,
        ymax   = 100,
        xtick  = data,      
        symbolic x coords = {2006,2007,2008,2009,2010,2011,2012},
        scaled y ticks    = false,
        scale only axis,
        enlarge x limits  = 0.1,        
        legend cell align = left,
        legend pos = outer north east,
        nodes near coords,% 在柱子顶部显示实际数字
        tick align = outside,
        bar shift = 0pt,
    ]
        \legend{亿元}
        \addplot[style={bblue,fill=bblue,mark=none}]
            coordinates {(2006, 10)(2007, 60)(2008, 70)(2009, 88)(2010, 44)(2011, 47)(2012, 54)};
          \end{axis}
\end{tikzpicture}

\end{document}

在此处输入图片描述

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