答案1
尝试这个简化的例子。
使用
\titlehead{%
\includegraphics[height=2.7cm,keepaspectratio]{logo1.jpg}\hfill\includegraphics[height=5cm,keepaspectratio]{logo2.png}
}
和
\SetWatermarkText{\tikz{\node[opacity=0.2]{\includegraphics[width=35cm,angle=30]{watermark_blurred.png}}}}
前\maketitle
% !TeX TS-program = pdflatex
\documentclass[
a4paper,
fontsize=11pt,
twoside=true,
numbers=noenddot,
]{kaobook}
\usepackage[firstpage]{draftwatermark}
\SetWatermarkLightness{1}
\SetWatermarkScale{1.6}
\usepackage[framed=true]{kaotheorems}
\usepackage[english]{babel}
\usepackage{kaorefs} % must be the last <<<<<<<<<<<<
\usepackage{kantlipsum} % dummy text <<<<<
\begin{document}
%------------------------
\titlehead{% added <<<<<<<<<<<<<<<<<<<<<<<<<<<<
\includegraphics[height=2.7cm,keepaspectratio]{logo1.jpg}\hfill\includegraphics[height=5cm,keepaspectratio]{logo2.png}
}
\subject{
\textit{This goes above the title}}
\title[]{\fontsize{50}{1}\selectfont This is the title}
\author[This is the author]{This is the author}
\date{\today}
\frontmatter
\SetWatermarkText{\tikz{\node[opacity=0.2]{\includegraphics[width=35cm,angle=30]{watermark_blurred.png}}}}% added <<<<<<<<<<<<<<<<<<<<<<<<<<<<
\maketitle
\pagelayout{wide}
\mainmatter
\setchapterstyle{kao}
\chapter{First}
\kant[1-7]
\end{document}