如何在 PGFPlots 折线图中应用换行符

Question

我正在写一篇学术文章，我有一个大图表，如果可能的话，应该缩小它的尺寸以适合一列的宽度。我想知道是否可以在轴上应用不同的换行符来减少图表的宽度，更具体地说，在 Y 轴上减少 25 到 45 之间，在 X 轴上减少 1000 到 2000 之间。

附加了 MWE。

\documentclass[10pt, conference, final, a4paper, twocolumn, oneside]{IEEEtran}
\usepackage{pgfplots}
\usepackage{eurosym}
\pgfplotsset{width=7cm,compat=1.8} 
\usetikzlibrary{intersections,calc}



\begin{document}


\begin{figure*}[!h]
\centering
\begin{tikzpicture}
\begin{axis}[
    %title={Temperature dependence of CuSO$_4\cdot$5H$_2$O solubility},
    height=7cm,
    width=\textwidth,
    xlabel={Batch Size},
    ylabel={Cost per part},
    xmin=0, xmax=2250,
    ymin=0, ymax=50,
    xtick={0,200,500,800,1000,2000},
    ytick={0,5,10,15,20,25,45},
    yticklabel={\geneuro\pgfmathprintnumber{\tick}},
    legend pos=north east,
    ymajorgrids=true,
    xmajorgrids=true,
    grid style=dashed,
]
\addplot + [
    color=blue,
    smooth,
    ]
    coordinates {
    (100,45.14)(200,22.63)(300,15.12)(400,11.37)(500,9.12)(800,5.74)(1000,4.61)(2000,2.36)};
\addplot + [
    color=black,
    smooth,
    ]
    coordinates {
    (100,11.25)(200,10.58)(300,10.35)(400,10.24)(500,10.17)(800,10.07)(1000,10.04)(2000,9.97)};

\addplot + [
    color=orange,
    smooth,
    ]
    coordinates {
    (100,14.70)(200,7.38)(300,4.93)(400,3.71)(500,2.98)(800,1.88)(1000,1.51)(2000,0.78)};
\addplot + [
    color=darkgray,
    smooth,
    ]
    coordinates {
    (100,2.79)(200,1.45)(300,1.00)(400,0.78)(500,0.71)(800,0.61)(1000,0.57)(2000, 0.51)};

    \legend{One, Two, Three, Four}

\end{axis}
\end{tikzpicture}
\caption[Break-Even-Analysis]{Break-Even-Analysis .} \label{fig:break-even-analysis}
\end{figure*}



\end{document}

Answer 1

节省空间的一种方法是使用symbolic x coords。查看代码中的注释了解其工作原理。

% used PGFPlots v1.14
\documentclass[border=5pt]{standalone}
\usepackage{pgfplots}
    \pgfplotsset{compat=1.3}
\begin{document}
\begin{tikzpicture}
    \begin{axis}[
        %title={Temperature dependence of CuSO$_4\cdot$5H$_2$O solubility},
        height=7cm,    % <-- I would reduce this size to make it look more square
        width=0.5\textwidth,    % <-- changed to `0.5\textwidth' to simulate on column width
        xlabel={Batch Size},
        ylabel={Cost per part},
        % ---------------------------------------------------------------------
%        % we don't need these
%        xmin=0, xmax=2250,
%        ymin=0, ymax=50,
        % show only ticks at the data point ...
        xtick={data},
        % ... and use symblic coordinates
        symbolic x coords={
            100,200,300,400,500,800,1000,2000%
        },
        % so the `xticklabels' don't overlap, rotate them
        xticklabel style={
            rotate=90,
        },
%        % I think we don't need either
%        ytick={0,5,10,15,20,25,45},
        % ---------------------------------------------------------------------
        yticklabel={\pgfmathprintnumber{\tick}\,€},
        legend pos=north east,
        ymajorgrids=true,
        xmajorgrids=true,
        grid style=dashed,
        smooth,     % <-- moved it here, because it is all `\addplot's in common
    ]
        \addplot+ [color=blue] coordinates {
            (100,45.14)(200,22.63)(300,15.12)(400,11.37)(500,9.12)(800,5.74)(1000,4.61)(2000,2.36)};
        \addplot+ [color=black] coordinates {
            (100,11.25)(200,10.58)(300,10.35)(400,10.24)(500,10.17)(800,10.07)(1000,10.04)(2000,9.97)
        };
        \addplot+ [color=orange] coordinates {
            (100,14.70)(200,7.38)(300,4.93)(400,3.71)(500,2.98)(800,1.88)(1000,1.51)(2000,0.78)
        };
        \addplot+ [color=darkgray] coordinates {
            (100,2.79)(200,1.45)(300,1.00)(400,0.78)(500,0.71)(800,0.61)(1000,0.57)(2000, 0.51)
        };

        \legend{One, Two, Three, Four}
    \end{axis}
\end{tikzpicture}
\end{document}