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Proposal: Improve XeTeXLinkBox Support for Other dvipdfmx-Based Workflows #412

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Proposal: Improve XeTeXLinkBox Support for Other dvipdfmx-Based Workflows #412

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45 changes: 45 additions & 0 deletions hyperref.dtx
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Original file line number Diff line number Diff line change
Expand Up @@ -7925,6 +7925,51 @@
\fi
% \end{macrocode}
%
% \subsection{Link box support for generic drivers}
%
% \begin{macrocode}
\newdimen\HyperrefLinkMargin
\setlength{\HyperrefLinkMargin}{2pt}
\font\HyperrefLink@font=pzdr at 1pt\relax
\newcommand*{\HyperrefLink@space}{%
\begingroup
\HyperrefLink@font
\@xxxii
\endgroup
}%
\newcommand{\HyperrefLinkBox}[1]{%
\begingroup
\leavevmode
\sbox\z@{#1}%
\begingroup
\dimen@=\dp\z@
\advance\dimen@\HyperrefLinkMargin
\setbox\tw@=\llap{%
\hb@xt@\HyperrefLinkMargin{%
\lower\dimen@\hbox{\HyperrefLink@space}%
\hss
}%
}%
\dp\tw@=\dp\z@
\ht\tw@=\ht\z@
\copy\tw@
\endgroup
\copy\z@
\dimen@=\ht\z@
\advance\dimen@\HyperrefLinkMargin
\setbox\tw@=\rlap{%
\hb@xt@\HyperrefLinkMargin{%
\hss
\raise\dimen@\hbox{\HyperrefLink@space}%
}%
}%
\dp\tw@=\dp\z@
\ht\tw@=\ht\z@
\copy\tw@
\endgroup
}%
% \end{macrocode}
%
% \section{Underlying basic hypertext macros}\label{coremacros}
%
% Links have an optional type, a filename (possibly a URL),
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