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LaTeX: To use priview package ('tightpage' option) with dvipdfmx
%
% prdvipdfmx.def
%
%% Avoids duplicate loading.
\csname bxpw@prdvipdfmx@loaded\endcsname
\def\bxpw@prdvipdfmx@loaded{\endinput}
%% If the engine is XeTeX or pdfTeX/LuaTeX then quits.
\@tempswatrue
\ifx\XeTeXversion\@undefined\else \@tempswafalse \fi
\ifx\pdfoutput\@undefined\else
\ifnum\pdfoutput>\z@ \@tempswafalse \fi
\fi
\if@tempswa\else \expandafter\endinput\fi\relax
%% If prtightpage.def is already loaded, it's too late.
\ifx\pr@bbadjust\@undefined\else
\PackageError{preview}%
{'dvipdfmx' must be specified earlier}\@ehc
\expandafter\endinput\fi\relax
%% Sets \pr@graphicstype.
\let\pr@graphicstype\m@ne
%% Interrupts the process of 'tightpage' option.
\let\bxpw@default@ds\default@ds
\def\default@ds{%
\ifnum\pr@graphicstype=\m@ne
\def\bxpw@tightpage{tightpage}%
\fi
\ifx\CurrentOption\bxpw@tightpage
\bxpw@dispatch
\else \bxpw@default@ds
\fi}
%% \bxpw@dispatch
% Dispatched when 'tightpage' option is found.
\def\bxpw@dispatch{%
%
\typeout{Preview: (dvipdfmx)}%
%% Same as in prtightpage.def
\ifx\PreviewBorder\@undefined
\newdimen\PreviewBorder
\PreviewBorder=0.50001bp
\fi
\ifx\PreviewBbAdjust\@undefined
\def\PreviewBbAdjust{-\PreviewBorder -\PreviewBorder
\PreviewBorder \PreviewBorder}
\fi
%% if active
\ifPreview\bxpw@dispatch@active \fi
%
}
\def\bxpw@dispatch@active{%
%
%% Same as in prtightpage.def
\def\pr@nextbb{\edef\next{\next\space\number\dimen@}%
\expandafter\xdef\csname pr@bb@%
\romannumeral\count@\endcsname{\the\dimen@}%
\advance\count@\@ne\ifnum\count@<5
\afterassignment\pr@nextbb\dimen@=\fi}%
\global\let\pr@bbadjust\@empty
\pr@addto@front\pr@ship@end{\begingroup
\let\next\@gobble
\count@\@ne\afterassignment\pr@nextbb
\dimen@\PreviewBbAdjust
\ifx\pr@bbadjust\next
\else \global\let\pr@bbadjust\next
\typeout{Preview: Tightpage \pr@bbadjust}%
\fi\endgroup}%
%% post-shipout process for dvipdfmx
\g@addto@macro\pr@ship@end{\dimen@\ht\pr@box
\ifdim\dimen@<\z@ \dimen@\z@\fi
\advance\dimen@\pr@bb@iv
\dimen@ii=\dimen@
\voffset=-1in
\advance\voffset\dimen@
\advance\voffset-\ht\pr@box
\dimen@\dp\pr@box
\ifdim\dimen@<\z@ \dimen@\z@\fi
\advance\dimen@-\pr@bb@ii
\advance\dimen@\dimen@ii
\paperheight\dimen@
\dimen@\wd\pr@box
\ifdim\dimen@<\z@ \dimen@=\z@\fi
\advance\dimen@-\pr@bb@i
\advance\dimen@\pr@bb@iii
\paperwidth\dimen@
\setbox\pr@box\hbox{%
\special{papersize=\the\paperwidth,\the\paperheight}%
\box\pr@box}%
\hoffset=-1in
\advance\hoffset-\pr@bb@i
\let\pr@offset@override\@empty}%
%
}
%% all done
\endinput
\documentclass[a4paper]{article}
\usepackage[active,dvipdfmx,tightpage]{preview} % add 'dvipdfmx'
\begin{document}
\begin{preview}
Happy {\TeX}ing!!
\end{preview}
\end{document}
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