我用 Inkspace 创建了以下图片并导出到 tikz。问题是文本不适合方框。箭头应该用渐变色，但这并不重要。我尝试了parbox环境tabular。结果与下面的结果类似。还有其他方法可以修复它吗？抱歉代码太丑了 )) 提前谢谢！
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\usepackage[ansinew]{inputenc}
\usepackage{tikz}
\begin{document}
\begin{figure}
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cycle;
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{\begin{minipage}[c]{10em}Abbruchkriterium \\ erfüllt?\end{minipage}};
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\end{figure}
\end{document}
答案1
在听取了 cjorssen 的建议并进行了缩放以避免出现过度装箱后，我得到了以下信息：
\documentclass[12pt,a4paper,oneside, ngerman]{scrreprt}
\usepackage[ansinew]{inputenc}
\usepackage{tikz}
\usetikzlibrary{shapes.geometric}
\usetikzlibrary{shapes.arrows}
\begin{document}
\begin{figure}
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\definecolor{cffffff}{RGB}{255,255,255}
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\definecolor{mygray}{RGB}{240,240,240}
\definecolor{mygray1}{RGB}{226,226,226}
\begin{tikzpicture}[ y=0.80pt, x=0.8pt,yscale=-1, scale=0.7]
\begin{scope}[opacity=0.540,transparency group]
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(557.1429,311.6479)arc(-0.015:180.015:138.571)arc(-180.015:0.015:138.571) --
cycle;
\path[cm={{1.02577,0.0,0.0,1.02577,(-65.21652,-55.31787)}},fill=cffffff]
(557.1429,311.6479)arc(-0.015:180.015:138.571)arc(-180.015:0.015:138.571) --
cycle;
\path[fill=black] (180,242.36218) node[above right] (text4246) {};
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width=0.000pt] (265.0000,152.3622) -- (310.0000,127.3622);
\end{scope}
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limit=4.00,line width=9.840pt] (548.1593,287.4135) -- (598.5310,326.3043);
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\node[rectangle, draw = black, fill = mygray, align = center, text width = 8em] at (75.270847,159.8571) {Initialisierung \\der ersten\\ Population};
\node[rectangle, draw = black, fill = mygray, align = center, text width = 8em] at (698.86725,330.42966) {Ergebnis: \\ beste Individuen};
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\end{tikzpicture}
\end{figure}
\end{document}
