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% Copyright 2006 by Till Tantau
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Public License.
%
% See the file doc/generic/pgf/licenses/LICENSE for more details.
\catcode`\@=11\relax
\pgfutil@format@is@latextrue
\let\pgfutil@auxout=\@auxout
\def\pgfutil@writetoaux#1{\if@filesw\write\pgfutil@auxout{#1}\fi}
\let\pgfutil@tempcnta=\@tempcnta
\let\pgfutil@tempcntb=\@tempcntb
\let\pgfutil@voidb@x=\voidb@x
\let\pgfutil@toks@=\toks@
\let\pgfutil@packageerror=\PackageError
\let\pgfutil@packagewarning=\PackageWarning
\def\pgfutil@protect{\protect}
\def\pgfutil@definecolor{\definecolor}
\def\pgfutil@color{\color}
\def\pgfutil@colorlet#1#2{%
% If the color is a defined named color, we have to use the [named]
% option for colorlet to force xcolor to perform color model
% conversion.
\expandafter\ifx\csname\expandafter\string\csname color@#2\endcsname\endcsname\relax
\colorlet{#1}{#2}%
\else
\colorlet[named]{#1}{#2}%
\fi
}
\def\pgfutil@extractcolorspec{\extractcolorspec}
\def\pgfutil@convertcolorspec{\convertcolorspec}
\def\pgfutil@globalcolorsfalse{\let\ifglobalcolors\iffalse}
\def\pgfutil@globalcolorstrue{\let\ifglobalcolors\iftrue}
\let\pgfutil@minipage=\minipage
\let\pgfutil@endminipage=\endminipage
\def\pgfutil@doifcolorelse#1#2#3{%
\expandafter\ifx\csname\string\color@#1\endcsname\relax%
\let\pgf@next=\pgfutil@secondoftwo%
\else
\let\pgf@next=\pgfutil@firstoftwo%
\fi%
\pgf@next{#2}{#3}%
}
\let\pgfutil@raggedleft\raggedleft
\let\pgfutil@raggedright\raggedright
\let\pgfutil@flushglue=\@flushglue
\def\pgfutil@font@tiny{\tiny}
\def\pgfutil@font@scriptsize{\scriptsize}
\def\pgfutil@font@footnotesize{\footnotesize}
\def\pgfutil@font@small{\small}
\def\pgfutil@font@normalsize{\normalsize}
\def\pgfutil@font@large{\large}
\def\pgfutil@font@Large{\Large}
\def\pgfutil@font@huge{\huge}
\def\pgfutil@font@Huge{\Huge}
\def\pgfutil@font@itshape{\itshape}
\def\pgfutil@font@bfseries{\bfseries}
\def\pgfutil@font@normalfont{\normalfont}
\def\pgfutil@usemodule#1{\usepackage{#1}}
\let\pgfutil@selectfont=\selectfont
\let\pgfutil@tempboxa=\@tempboxa
\let\pgfmath@tempdima\pgfutil@tempdima
\let\pgfmath@tempdima\pgfutil@tempdima
\let\pgfmath@tempcnta\pgfutil@tempcnta
\let\pgfmath@tempcntb\pgfutil@tempcntb
\def\pgfutil@check@rerun#1#2{\@newl@bel{pgf@lab}{#1}{#2}}
\AtBeginDocument{\AtEndDocument{\clearpage\the\pgfutil@everybye}}
\def\pgfutil@insertatbegincurrentpagefrombox#1{%
\edef\pgf@temp{\the\wd\pgfutil@abb}%
\global\setbox\pgfutil@abb\hbox{%
\unhbox\pgfutil@abb%
%
% the order in which \pgfutil@insertatbegincurrentpagefrombox
% matters unless we make the following -shift!
% To see this, consider writing two such statements. The second
% one will (naturally) be placed more to the right, although there
% is no apparent reason why it should.
%
% CF observed problems when placing patterns in XObjects without
% this skip (dvipdfmx driver for pgfplots shader=interp)
\hskip-\pgf@temp\relax%
#1%
}%
}
\newbox\pgfutil@abb%
\def\pgfutil@insertatbegincurrentpage#1{%
\expandafter\gdef\expandafter\pgfutil@abc\expandafter{\pgfutil@abc#1}%
}
\let\pgfutil@abc\pgfutil@empty%
\def\pgfutil@insertatbegineverypage#1{%
\expandafter\gdef\expandafter\pgfutil@abe\expandafter{\pgfutil@abe#1}%
}
\let\pgfutil@abe\pgfutil@empty%
\RequirePackage{everyshi}
\EveryShipout{%
% Add at begin page stuff
\setbox\@cclv=\vbox{%
\setbox\z@=\hbox{%
% the boxes \pgfutil@abe ("every page") and \pgfutil@abb ("current page")
% are used to generate pdf objects / dictionaries which are
% required for the graphics which are somewhere in the "real"
% page content.
% BUT: these pdf objects MUST NOT be affected by text layout
% shifts! Consequently, we have to undo \hoffset and \voffset
% (which are h/v shifts to the page layout).
%
% Note that this of importance for shadings. To be more
% specific: try out shadings with standalone (which uses
% \hoffset) and with xdvipdfmx (which appears to be more
% fragile than pdflatex) - they break unless we undo \hoffset
% and \voffset.
\ifdim\hoffset=0pt \else \hskip-\hoffset\fi
\pgfutil@abe\unhbox\pgfutil@abb\pgfutil@abc\global\let\pgfutil@abc\pgfutil@empty
\ifdim\hoffset=0pt \else \hskip+\hoffset\fi
}%
\wd\z@=\z@%
\ht\z@=\z@%
\dp\z@=\z@%
% ... see remark above regarding \hoffset/\voffset:
\ifdim\voffset=0pt \else \vskip-\voffset\fi
\box\z@%
\ifdim\voffset=0pt \else \vskip+\voffset\fi
%
% if TeX changes into vertical mode, it inserts \parskip and
% \lineskip. Disable it here:
\nointerlineskip%
\ifvbox\@cclv \unvbox\@cclv \else\hsize=\wd\@cclv \noindent\unhbox\@cclv \fi%
%\box\@cclv
% using \box instead of \unhbox or \unvbox
% has the advantage that glue settings won't be
% altered (as for \unhbox/\unvbox). But \box breaks compatibility
% with the 'remember picture' feature.
}%
}
% Preview hack: preview.sty hacks into \shipout (which is ok), but
% does not honour everyshi.sty (which is not ok). This causes everyshi
% material to get lost.
\AtBeginDocument{
\@ifpackageloaded{preview}{%
% Ok, package loaded. Swap definitions of everyshi.sty's shipout
% and preview.sty's shipout:
\ifPreview
\let\shipout\@EveryShipout@Org@Shipout%This is the null version of \shipout, created by preview and saved by everyshi
\let\@EveryShipout@Org@Shipout\pr@shipout% This is the original shipout
\let\pr@shipout\@EveryShipout@Shipout%
\fi
}{}%
}
% Guess the driver:
\def\pgfutil@guessdriver{
\ifx\HCode\@undefined%
\edef\pgfsysdriver{pgfsys-\Gin@driver}% should be right
\else%
\def\pgfsysdriver{pgfsys-tex4ht.def}% should be right
\fi%
}
% pgfcalendar uses translations
\ifx\translate\@undefined % check if \translate is available
\def\pgfutil@translate#1{\translate{#1}}
\else
\def\pgfutil@translate#1{#1}
\fi
\endinput
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