我正在使用 dia.exe 生成可以与 texstudio 一起使用的图形。我已经能够毫无问题地包含它们，但还有其他我无法解决的问题。
如果我将其导出并包含在 texstudio 中，字体会变得非常非常小。此外，公式无法正确显示。有没有一种特殊的方法可以在 dia 中使用数学模式编写公式？这是我的 pdf 中的输出
我知道如果删除“\”，我可以将文本更改为公式，但我想从 dia 自动获取它。这是来自 dia 的 tex 文件：
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\newcommand{\setlinejoinmode}[1]{}
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% This way define your own fonts mapping (for example with ifthen)
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\newcommand{\setfont}[2]{}
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\rput[l](-14.790900,30.674300){\psscalebox{1 -1}{SAE}}
}\endpspicturenter code here
谢谢！
答案1
以下是代码pstricks：
\documentclass[a4paper,german, x11names]{article}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{babel}
\usepackage[hmargin=2cm]{geometry}
\usepackage{pst-node}
\usepackage{auto-pst-pdf}
\newcommand\framenode[2]{\Rnode{#1}{\psframebox{\parbox{3.2cm}{\centering\bfseries#2}}}}
\begin{document}
\psset{framesep =5pt, arrows =->, arrowinset= 0.12, arrowsize = 6pt, linejoin=1, shortput=nab, npos=0.4}
\sffamily\small\noindent\sansmath
\begin{psmatrix}[rowsep=1.2, colsep=2, mnode =r]%
%%% nodes
\pnode{Beg} & \framenode{A}{Aufteilen des Audios \\ in Segmente (16 ms)} & \framenode{B}{Wavelet Packet \\ Transformation} & \framenode{C}{Teager Energie \\ Operator} \\
\pnode{End} & \framenode{F}{Schwellwert Vergleich mit SAKF\\ jedes Segmentes} & \framenode{E}{Schellwertermittlung\\ in den ersten 40 ms} & \framenode{D}{Autokorrelation}
%%% nodes connections
\ncline{Beg}{A}\naput[npos=0.4]{Audio}
\ncline{A}{B}^{$ \mathsf{X(n) }$}
\ncline{B}{C}^{$ \mathsf{W_{j, m}(n)} $}
\ncbar[linearc=0.15, arm =5mm]{C}{D}\naput[labelsep=0.5em, npos=1.5]{$ T_{j, m}(n) $}
\ncline{D}{E}_{$\mathsf{SAKF_{j, m}(n)} $}
\ncline{E}{F}_{$\mathsf{SAKF_{1, m}(n)} $}
\ncline{F}{End}\nbput[npos=0.5]{SAE}
\end{psmatrix}
\end{document}
