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如何将这个 tikz 图形定位在 A4 纸的中心？

tag-icon • tag-icon formatting tikz-trees
如何将这个 tikz 图形定位在 A4 纸的中心？ 
% Mindmap  
% Author: Stefan Kottwitz  
% https://www.packtpub.com/hardware-and-creative/latex-cookbook  
\documentclass[border = 100pt]{standalone}  
\usepackage[landscape]{geometry}  
%\usepackage[margin=9cm,showframe]{geometry} 
\usepackage{tikz}  
\usetikzlibrary{mindmap}  
\usepackage{metalogo}  
\usepackage{dtklogos}  
\begin{document}    
\begin{tikzpicture}  
  \path [  
    mindmap,  
    text = white, align=flush center,  
    level 1 concept/.append style =  
      {font=\large\bfseries, sibling angle=90},
    level 2 concept/.append style =
      {font=\normalsize\bfseries, level distance = 3.5cm, sibling angle=55},
    level 3 concept/.append style =  
      {font=\small\bfseries, level distance = 3.5cm, sibling angle=60},  
    tex/.style     = {concept, ball color=black,  
      font=\huge\bfseries},  
    engines/.style = {concept, ball color=green!50!black},  
    formats/.style = {concept, ball color=blue!50!black},  
    systems/.style = {concept, ball color=red!80!black},  
    editors/.style = {concept, ball color=orange!90!black}  
  ]  
  node [tex] {Samples} [clockwise from=0]  
    child[concept color=green!50!black, nodes={engines}] {  
      node {Mixtures} [clockwise from=750]  
        child { node {Series 1}}  
        child { node {Series 2} }  
       % child { node {\XeTeX} }  
        %child { node {Lua\TeX} }  
}  
    child [concept color=blue, nodes={formats}] {  
      node {Case Types} [clockwise from=300]  
        child { node {\LaTeX} }  
        child { node {Con\TeX t} }}  
    child [concept color=red, nodes={systems}] {  
      node [circle,draw,minimum size=6em,text width=6em]{\Large\bfseries{Single source}} [clockwise from=240]  
    child { node [circle,draw,minimum size=6em,text width=5em]{\large\bfseries{5 Samples}}[clockwise from=180]  
    child { node[circle,draw,minimum size=7em,text width=7em]    {\large\bfseries{LR Check}} }}  
    child { node [circle,draw,minimum size=6em,text width=5em]{\large\bfseries{7 Samples}}[clockwise from=180]  
    child { node[circle,draw,minimum size=7em,text width=7em]   {\large\bfseries{DNA Conc.}} }}  
        child { node [circle,draw,minimum size=6em,text width=5em]  {\large\bfseries{7 Samples}} [clockwise from=180]  
          child { node[circle,draw,minimum size=7em,text width=7em]   {\large\bfseries{Saturation}} }}
        child { node[circle,draw,minimum size=6em,text width=6em]{\Large\bfseries{94 Samples}} [clockwise from=135]
          child { node[circle,draw,minimum size=6em,text width=5em] {\large\bfseries{Stutter Ratio}} }  
child { node[circle,draw,minimum size=6em,text width=6em]   {\large\bfseries{Variances}} }}}
    child [concept color=orange, nodes={editors}] {
      node {STRmix} };  
\end{tikzpicture}  
\end{document}

答案1

部分问题在于图片太大，无法放入文本区域，部分问题在于起始节点不在图像的中心。（独立和几何不兼容，但由于您希望在 A4 纸上显示，所以这无关紧要。）

我的解决方案是将思维导图放入保存框，然后再次运行 tikz 以使该框位于页面的中心。（注意：您需要运行两次。）

% Mindmap  
% Author: Stefan Kottwitz  
% https://www.packtpub.com/hardware-and-creative/latex-cookbook  
\documentclass[a4paper,landscape]{article}  
\usepackage{tikz}  
\usetikzlibrary{mindmap}  
\usepackage{metalogo}  
%\usepackage{dtklogos}
\newsavebox{\tempbox}
\begin{document}
\thispagestyle{empty}% no room for page number
\savebox{\tempbox}{\begin{tikzpicture}
 \path [  
    mindmap,  
    text = white, align=flush center,  
    level 1 concept/.append style =  
      {font=\large\bfseries, sibling angle=90},
    level 2 concept/.append style =
      {font=\normalsize\bfseries, level distance = 3.5cm, sibling angle=55},
    level 3 concept/.append style =  
      {font=\small\bfseries, level distance = 3.5cm, sibling angle=60},  
    tex/.style     = {concept, ball color=black,  
      font=\huge\bfseries},  
    engines/.style = {concept, ball color=green!50!black},  
    formats/.style = {concept, ball color=blue!50!black},  
    systems/.style = {concept, ball color=red!80!black},  
    editors/.style = {concept, ball color=orange!90!black}  
  ]  
  node [tex] {Samples} [clockwise from=0]  
    child[concept color=green!50!black, nodes={engines}] {  
      node {Mixtures} [clockwise from=750]  
        child { node {Series 1}}  
        child { node {Series 2} }  
       % child { node {\XeTeX} }  
        %child { node {Lua\TeX} }  
}  
    child [concept color=blue, nodes={formats}] {  
      node {Case Types} [clockwise from=300]  
        child { node {\LaTeX} }  
        child { node {Con\TeX t} }}  
    child [concept color=red, nodes={systems}] {  
      node [circle,draw,minimum size=6em,text width=6em]{\Large\bfseries{Single source}} [clockwise from=240]  
    child { node [circle,draw,minimum size=6em,text width=5em]{\large\bfseries{5 Samples}}[clockwise from=180]  
    child { node[circle,draw,minimum size=7em,text width=7em]    {\large\bfseries{LR Check}} }}  
    child { node [circle,draw,minimum size=6em,text width=5em]{\large\bfseries{7 Samples}}[clockwise from=180]  
    child { node[circle,draw,minimum size=7em,text width=7em]   {\large\bfseries{DNA Conc.}} }}  
        child { node [circle,draw,minimum size=6em,text width=5em]  {\large\bfseries{7 Samples}} [clockwise from=180]  
          child { node[circle,draw,minimum size=7em,text width=7em]   {\large\bfseries{Saturation}} }}
        child { node[circle,draw,minimum size=6em,text width=6em]{\Large\bfseries{94 Samples}} [clockwise from=135]
          child { node[circle,draw,minimum size=6em,text width=5em] {\large\bfseries{Stutter Ratio}} }  
child { node[circle,draw,minimum size=6em,text width=6em]   {\large\bfseries{Variances}} }}}
    child [concept color=orange, nodes={editors}] {
      node {STRmix} };  
\end{tikzpicture}}% create box
\begin{tikzpicture}[remember picture,overlay]
  \node[inner sep=0pt] at (current page.center) {\usebox{\tempbox}};
\end{tikzpicture}
\newpage
\end{document}

演示

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