我正在准备一个模板，我应该在边缘添加一个带有页码的书签式图标。这在 tikz 上工作正常，但是图标的边缘与文档边缘不对齐。如果只是将普通页码放在页眉中，那么它就会与边缘对齐。有人能给我提示如何解决这个问题吗？谢谢！
\documentclass{book}
\usepackage{lipsum}
\usepackage{tikz}
\usepackage{fancyhdr}
\usepackage{geometry}
\geometry{a4paper,
inner=2.5cm, outer=2.0cm,top=3cm,bottom=2.5cm,
includehead=false, % Kopfzeile außerhalb des Textkörper, also im Rand
includefoot=false,
headheight = \baselineskip,
headsep = 25mm,
showframe}
\renewcommand{\headrulewidth}{2pt}
\newcommand{\bmshapel}[1]{%
\begin{tikzpicture}
\fill[fill=black]
(0.4,0) node {}
-- (1,0) node {}
-- (1,2) node {}
-- (0,2) node {}
-- (0,0.4) node {};
\node[text=white, align=center] at (0.5, 0.7){\textsl{\textbf{\MakeUppercase{#1}}}};
\end{tikzpicture}
}
\newcommand{\bmshaper}[1]{%
\begin{tikzpicture}
\fill[fill=black]
(0.6,0) node {}
-- (1,0.4) node {}
-- (1,2) node {}
-- (0,2) node {}
-- (0,0) node {};
\node[text=white, align=center] at (0.5, 0.7){\textsl{\textbf{\MakeUppercase{#1}}}};
\end{tikzpicture}
}
\fancypagestyle{reg}{%
\fancyhf{}%
\fancyhead[OL]{\bmshapel{\thepage}}%
\fancyhead[OR]{\bmshaper{\thepage}}}%
\pagestyle{reg}
\begin{document}
\mainmatter
\lipsum[1-3]
\end{document}
答案1
删除空节点，并在%后面添加\end{tikzpicture}
\documentclass{book}
\usepackage{lipsum}
\usepackage{tikz}
\usepackage{fancyhdr}
\usepackage{geometry}
\geometry{a4paper,
inner=2.5cm, outer=2.0cm,top=3cm,bottom=2.5cm,
includehead=false, % Kopfzeile außerhalb des Textkörper, also im Rand
includefoot=false,
headheight = \baselineskip,
headsep = 25mm,
showframe}
\renewcommand{\headrulewidth}{2pt}
\newcommand{\bmshapel}[1]{%
\begin{tikzpicture}
\fill[fill=black]
(0.4,0)
-- (1,0)
-- (1,2)
-- (0,2)
-- (0,0.4);
\node[text=white, align=center] at (0.5, 0.7){\textsl{\textbf{\MakeUppercase{#1}}}};
\end{tikzpicture}%
}
\newcommand{\bmshaper}[1]{%
\begin{tikzpicture}
\fill[fill=black]
(0.6,0)
-- (1,0.4)
-- (1,2)
-- (0,2)
-- (0,0);
\node[text=white, align=center] at (0.5, 0.7){\textsl{\textbf{\MakeUppercase{#1}}}};
\end{tikzpicture}%
}
\fancypagestyle{reg}{%
\fancyhf{}%
\fancyhead[OL]{\bmshapel{\thepage}}%
\fancyhead[OR]{\bmshaper{\thepage}}}%
\pagestyle{reg}
\begin{document}
\mainmatter
\lipsum[1-3]
\end{document}
