5 请问tikz中如何让像平行四边形这样的非规则图形随着里面文字内容的增多而伸缩长度以适应多出来的文字内容?

请问tikz中如何让像平行四边形这样的非规则图形随着里面文字内容的增多而伸缩长度以适应多出来的文字内容?如下面这个标题盒子中的平行四边形里面，我想填充内容进去，但是它没法伸缩，导致内容一多就溢出，所以想请问，应该如何让latex计算内容宽度并将宽度值传到要node的非规则图形的长度?

\documentclass[12pt,fontset=ubuntu]{ctexbook}
\usepackage{zhlipsum}
\usepackage{tikz}
\usepackage[most]{tcolorbox}
\usetikzlibrary{shadows,calc,positioning}
\newcommand{\parallelogram}[4][fill,color=teal]{
    \path[#1]
    (#3)--([xshift=#2]#3)--(#4)--([xshift=-#2]#4)--cycle;
}
\newtcolorbox{wwexample}[2][]{%
arc=0mm,
breakable,drop fuzzy shadow=black!20!white,
enhanced,
colback=gray!10,
boxrule=0pt,
top=10mm, 
fontupper=\normalsize,
overlay unbroken = {%
    \node[] at ([xshift=3.2cm,yshift=5pt]frame.north west) {
        \begin{tikzpicture}
        \parallelogram[fill,color=magenta]{4pt}{0,4pt}{1.5pt,0}
        \end{tikzpicture}
    };
    \fill[magenta,drop shadow={opacity=.5, shadow xshift=0.02cm,shadow yshift=-0.02cm}]
    ([xshift=-21pt,yshift=-5pt]frame.north west)--([xshift=-15pt,yshift=-5pt]frame.north west)--([xshift=-21pt,yshift=-1.5cm+25pt]frame.north west)--([xshift=-27pt,yshift=-1.5cm+25pt]frame.north west)--cycle;
    \fill[magenta,drop shadow={opacity=.5, shadow yshift=-0.05cm}]
    (frame.north west) coordinate (ln)--([xshift=3cm]frame.north west) --([xshift=2.5cm,yshift=-1.5cm+20pt]frame.north west) coordinate (rs)--([xshift=2.5cm-3cm,yshift=-1.5cm+20pt]frame.north west)--cycle;
    \node[text=white,font=\bfseries] at ($(ln)!0.5!(rs)$) {Example ~ 1.1.13};
    \fill[white,drop shadow={opacity=.5, shadow xshift=0.05cm,shadow yshift=-0.05cm}]
    ([xshift=3cm]frame.north west) coordinate (lnii)--([xshift=7cm]frame.north west)--([xshift=6.5cm,yshift=-1.5cm+20pt]frame.north west) coordinate (rsii)--([xshift=2.5cm,yshift=-1.5cm+20pt]frame.north west)--cycle;
    \node[text=red,font=\bfseries] at ($(lnii)!0.5!(rsii)$) {#2};
    \fill[magenta,drop shadow={opacity=.5, shadow xshift=0.05cm,shadow yshift=-0.05cm}]
    ([xshift=-5pt,yshift=10pt]frame.north west) coordinate (nw)--([xshift=15pt]nw)--([xshift=-5pt,yshift=-1.5cm]nw)--([xshift=-20pt,yshift=-1.5cm]nw)--cycle;
    \node[] at ([xshift=2.7cm,yshift=-5pt]frame.north west) {
        \begin{tikzpicture}
        \parallelogram[fill,color=white]{4pt}{0,4pt}{1.5pt,0}
        \end{tikzpicture}
    };
    \node[] at ([xshift=6.7cm,yshift=-5pt]frame.north west) {
        \begin{tikzpicture}
        \parallelogram[fill,color=magenta]{4pt}{0,4pt}{1.5pt,0}
        \end{tikzpicture}
    };
}
#1}
\begin{document}
\begin{wwexample}{测试内容}
\zhlipsum[1]
\end{wwexample}
\end{document}

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