\documentclass{article}
\usepackage{amsmath,amsfonts}
\usepackage{tikz}
\usetikzlibrary{calc}
\usetikzlibrary{shapes.symbols,decorations.pathmorphing}
\newcommand{\syBrisse}[6][\textwidth-2\pgfkeysvalueof{/pgf/inner xsep}-4pt]
{
\begin{center}
\par\bigskip
\begin{tikzpicture}
\node[rounded corners,
text width=#1,
align=justify,
inner sep=8pt,
outer sep=0]
(one)
{\medskip\parbox[t]{\textwidth}{\vspace*{22pt}\par#6}};
\node[anchor=north east,
align=center,
minimum height=20pt,
inner xsep=5pt]
(two) at (one.north east)
{#5 \hspace*{0.5mm}};
\path[top color=#3,
bottom color=#3,
middle color=#3!35,draw=#3]
($(one.north west)+(2cm,-4.5pt)$) [rounded corners=3pt] --
($(two.north west)+(-16.2pt,-4.5pt)$) --
($(two.south west)+(-4pt,0pt)$) [sharp corners] --
(two.south east) [rounded corners] --
(two.north east) --
(one.north west) [sharp corners] --
($(one.north west)+(0cm,-1cm)$) [rounded corners] --
($(one.north west)+(1.2cm,-1cm)$) -- cycle;
\node[text=#2,
anchor=north west,
align=center,
minimum height=20pt,
text height=2ex,
inner sep=2cm,
inner ysep=3pt]
(three) at ($(one.north west)+(0,0pt)$)
{ #4};
\node[text=white,
anchor=north east,
align=center,
minimum height=20pt,
inner sep=8pt,
inner ysep=6.5pt]
(for) at ($(one.north east) +(0,1.5pt)$)
{ #5\hspace*{0.8mm}};
\node[text=white,
anchor=north west,
align=center,
minimum height=5pt,
inner sep=8pt,
inner ysep=3pt]
at (one.north west)
{\small{\bf{ add to}}};
%%%%%%matwiya
\path[draw=#2,line width=1pt]
(one.south west) [rounded corners] --
(one.south east) [rounded corners] --
(one.north east) --
(one.north west) [rounded corners] -- cycle;
\foreach \x in {10,20,...,100}
{
\path[opacity=\x*0.01]
($(one.north west)+(0cm,-1.03cm)$) [rounded corners=3pt,draw=gray!\x] --
($(one.north west)+(1.2cm,-1.03cm)$) --
($(one.north west)+(2cm,-6.5pt+\x/100)$) [rounded corners=3pt,draw=gray!\x] --
($(two.north west)+(-17.3pt+\x/100,-6.5pt+\x/100)$) [rounded corners=3.5pt,draw=gray!\x] --
($(two.south west)+(-5.3pt+\x/100,-1.9pt+\x/100)$) --
($(two.south east)+(-0.4pt,-1.9pt+\x/100)$);
}
\path[draw=white,
line width=1.1pt]
($(one.north west)+(.3cm,-1cm)$) [rounded corners=3pt] --
($(one.north west)+(1.2cm,-1cm)$) --
($(one.north west)+(2cm,-5.2pt)$) [rounded corners=3pt] --
($(two.north west)+(-17.3pt,-5.2pt)$) [rounded corners=3.5pt] --
($(two.south west)+(-4.3pt,-0.6pt)$) --
($(two.south east)+(-0.4pt,-0.6pt)$);
\begin{pgfonlayer}{background}
\path[fill=#3!5]
(one.south west) [rounded corners] --
(one.south east) [rounded corners] --
(one.north east) --
(one.north west) [rounded corners] -- cycle;
\path[opacity=0.5,
top color=#3!5,
bottom color=#3,
middle color=#3!30]
(one.south west) [rounded corners] --
(one.south east) [sharp corners] --
($(one.south east)+(0ex,0.8cm)$) --
($(one.south west)+(0ex,0.8cm)$) [rounded corners] -- cycle;
\end{pgfonlayer}
\node[draw=white,
line width=2pt,
decorate,
decoration={random steps,
amplitude = 1.2pt},
middle color=white,
right color=orange,
middle color=red,
left color=yellow,
text=white,
anchor=north west,
align=center,
rectangle,
outer sep=8pt,
]
at ($(one.north west)+(-0.4cm,-0.3cm)$)
{{\textbf{\ \ ur book\ }}};
\end{tikzpicture}
\end{center}}
\pgfdeclarelayer{background}
\pgfdeclarelayer{foreground}
\pgfsetlayers{background,main,foreground}
\begin{document}
\syBrisse[11.6cm]{blue!85!black}{blue!90!black}{{\bf }}{\bf theorem}{
$\mathbb{C }$ $\dfrac{1}{z}$
.
\\
$z$ $\mathbb{C }$ $\dfrac{1}{z}$
.
}
\end{document}
答案1
对于橙色物体下方的阴影，您可以drop shadow使用\usetikzlibrary{shadows}。
\documentclass{article}
\usepackage{amsmath,amsfonts}
\usepackage{tikz}
\usetikzlibrary{calc}
\usetikzlibrary{shapes.symbols,decorations.pathmorphing}
\usetikzlibrary{shadows}
\newcommand{\syBrisse}[6][\textwidth-2\pgfkeysvalueof{/pgf/inner xsep}-4pt]
{
\begin{center}
\par\bigskip
\begin{tikzpicture}
\node[rounded corners,
text width=#1,
align=justify,
inner sep=8pt,
outer sep=0]
(one)
{\medskip\parbox[t]{\textwidth}{\vspace*{22pt}\par#6}};
\node[anchor=north east,
align=center,
minimum height=20pt,
inner xsep=5pt]
(two) at (one.north east)
{#5 \hspace*{0.5mm}};
\path[top color=#3,
bottom color=#3,
middle color=#3!35,draw=#3]
($(one.north west)+(2cm,-4.5pt)$) [rounded corners=3pt] --
($(two.north west)+(-16.2pt,-4.5pt)$) --
($(two.south west)+(-4pt,0pt)$) [sharp corners] --
(two.south east) [rounded corners] --
(two.north east) --
(one.north west) [sharp corners] --
($(one.north west)+(0cm,-1cm)$) [rounded corners] --
($(one.north west)+(1.2cm,-1cm)$) -- cycle;
\node[text=#2,
anchor=north west,
align=center,
minimum height=20pt,
text height=2ex,
inner sep=2cm,
inner ysep=3pt]
(three) at ($(one.north west)+(0,0pt)$)
{ #4};
\node[text=white,
anchor=north east,
align=center,
minimum height=20pt,
inner sep=8pt,
inner ysep=6.5pt]
(for) at ($(one.north east) +(0,1.5pt)$)
{ #5\hspace*{0.8mm}};
\node[text=white,
anchor=north west,
align=center,
minimum height=5pt,
inner sep=8pt,
inner ysep=3pt]
at (one.north west)
{\small{\bf{ add to}}};
%%%%%%matwiya
\path[draw=#2,line width=1pt]
(one.south west) [rounded corners] --
(one.south east) [rounded corners] --
(one.north east) --
(one.north west) [rounded corners] -- cycle;
\foreach \x in {10,20,...,100}
{
\path[opacity=\x*0.01]
($(one.north west)+(0cm,-1.03cm)$) [rounded corners=3pt,draw=gray!\x] --
($(one.north west)+(1.2cm,-1.03cm)$) --
($(one.north west)+(2cm,-6.5pt+\x/100)$) [rounded corners=3pt,draw=gray!\x] --
($(two.north west)+(-17.3pt+\x/100,-6.5pt+\x/100)$) [rounded corners=3.5pt,draw=gray!\x] --
($(two.south west)+(-5.3pt+\x/100,-1.9pt+\x/100)$) --
($(two.south east)+(-0.4pt,-1.9pt+\x/100)$);
}
\path[draw=white,
line width=1.1pt]
($(one.north west)+(.3cm,-1cm)$) [rounded corners=3pt] --
($(one.north west)+(1.2cm,-1cm)$) --
($(one.north west)+(2cm,-5.2pt)$) [rounded corners=3pt] --
($(two.north west)+(-17.3pt,-5.2pt)$) [rounded corners=3.5pt] --
($(two.south west)+(-4.3pt,-0.6pt)$) --
($(two.south east)+(-0.4pt,-0.6pt)$);
\begin{pgfonlayer}{background}
\path[fill=#3!5]
(one.south west) [rounded corners] --
(one.south east) [rounded corners] --
(one.north east) --
(one.north west) [rounded corners] -- cycle;
\path[opacity=0.5,
top color=#3!5,
bottom color=#3,
middle color=#3!30
]
(one.south west) [rounded corners] --
(one.south east) [sharp corners] --
($(one.south east)+(0ex,0.8cm)$) --
($(one.south west)+(0ex,0.8cm)$) [rounded corners] -- cycle;
\end{pgfonlayer}
\node[draw=white,
line width=2pt,
decorate,
decoration={random steps,
amplitude = 1.2pt},
middle color=white,
right color=orange,
middle color=red,
left color=yellow,
text=white,
anchor=north west,
align=center,
rectangle,
outer sep=8pt,
drop shadow={shadow scale=1.05},
]
at ($(one.north west)+(-0.4cm,-0.3cm)$)
{{\textbf{\ \ ur book\ }}};
\end{tikzpicture}
\end{center}}
\pgfdeclarelayer{background}
\pgfdeclarelayer{foreground}
\pgfsetlayers{background,main,foreground}
\begin{document}
\syBrisse[11.6cm]{blue!85!black}{blue!90!black}{{\bf }}{\bf theorem}{
$\mathbb{C }$ $\dfrac{1}{z}$
.
\\
$z$ $\mathbb{C }$ $\dfrac{1}{z}$
.
}
\end{document}
