%%
%% This is file `tikz-page.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% tikz-page.dtx  (with options: `tikz-page')
%% This is a generated file.
%%
%% Copyright © 2016 by Sébastien Gross <seb•ɑƬ•chezwam•ɖɵʈ•org>
%%
%% This program is free software. It comes without any warranty, to the extent
%% permitted by applicable law. You can redistribute it and/or modify it under
%% the terms of the Do What The Fuck You Want To Public License, Version 2, as
%% published by Sam Hocevar. See http://sam.zoy.org/wtfpl/COPYING for more
%% details.
%%
%% This file may be distributed and/or modified under the conditions of
%% the LaTeX Project Public License, either version 1.3c of this license
%% or (at your option) any later version. The latest version of this
%% license is in:
%%
%% http://www.latex-project.org/lppl.txt
%%
%% and version 1.3c or later is part of all distributions of LaTeX
%% version 2006/05/20 or later.
%%


%% DeclareTCBListing{macrocode} leave a blank line after code.




\def\pkgfileversion{1.0}
\def\pkgfiledate{2016/08/22}














%% Reset the FancyVerbLine counter to have the correct lines number in front
%% of implementation.


\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{tikz-page}[\pkgfiledate\space (v\pkgfileversion)]


\newif\if@tp@use@textpos\@tp@use@textposfalse
\DeclareOption{textpos}{\@tp@use@textpostrue}
\ProcessOptions

\if@tp@use@textpos
\RequirePackage[absolute]{textpos}
\fi

\RequirePackage{fancyhdr}
\RequirePackage{tikz}
\usetikzlibrary{plotmarks,calc,shapes,positioning,decorations.text}
\RequirePackage{graphicx}
\RequirePackage{calc}

\makeatletter


\newlength{\@tp@left@margin}
\newlength{\@tp@right@margin}
\newlength{\@tp@top@margin}
\newlength{\@tp@bottom@margin}



\newcommand\@tp@create@length[2]{%
 \expandafter\newskip\csname tp@#1@#2\endcsname%
}%


\foreach\@@tp@element in {page,body,marginpar,header,footer,top,right,bottom,left}{%
 \foreach\@@tp@len in {xmin,xmax,xmid,ymin,ymax,ymid}{%
   \@tp@create@length{\@@tp@element}{\@@tp@len}%
}}%

\newcommand{\tpflip}[2]{\ifodd\thepage#1\else#2\fi}


\def\tp@compute@margins{%
 \setlength{\tp@page@xmin}{0pt}%
 \setlength{\tp@page@ymin}{0pt}%
 \setlength{\tp@page@xmax}{\paperwidth}%
 \setlength{\tp@page@ymax}{\paperheight}%
 \setlength{\tp@page@xmid}{\dimexpr(\tp@page@xmin+\tp@page@xmax)/2\relax}%
 \setlength{\tp@page@ymid}{\dimexpr(\tp@page@ymin+\tp@page@ymax)/2\relax}%
 %
 \setlength\@tp@left@margin{\dimexpr(1in+\hoffset+\tpflip{\oddsidemargin}{\evensidemargin})\relax}%
 \setlength\@tp@right@margin{\dimexpr(\paperwidth-\@tp@left@margin-\textwidth)\relax}%
 \setlength\@tp@top@margin{\dimexpr(1in+\voffset+\topmargin+\headheight+\headsep)\relax}%
 \setlength\@tp@bottom@margin{\dimexpr(\paperheight-(\textheight+\@tp@top@margin))\relax}%
 %% Body computation
 \setlength\tp@body@xmin{\dimexpr\tp@page@xmin+\@tp@left@margin\relax}%
 \setlength\tp@body@xmax{\dimexpr\tp@page@xmax-\@tp@right@margin\relax}%
 \setlength\tp@body@xmid{\dimexpr((\tp@body@xmax+\tp@body@xmin)/2)\relax}%
 \setlength\tp@body@ymax{\dimexpr(\tp@page@ymax-\@tp@top@margin)\relax}%
 \setlength\tp@body@ymin{\dimexpr\tp@body@ymin+\@tp@bottom@margin\relax}%
 \setlength\tp@body@ymid{\dimexpr(\tp@body@ymin+(\tp@body@ymax-\tp@body@ymin)/2)\relax}%
 %
 %% Margin computation
 %
 \tpflip{%
   \setlength\tp@marginpar@xmin{\dimexpr\tp@body@xmax+\marginparsep\relax}
   \setlength\tp@marginpar@xmax{\dimexpr\tp@marginpar@xmin+\marginparwidth\relax}%
 }{%
   \setlength\tp@marginpar@xmax{\dimexpr\tp@body@xmin-\marginparsep\relax}%
   \setlength\tp@marginpar@xmin{\dimexpr\tp@marginpar@xmax-\marginparwidth\relax}%
 }%
 \setlength\tp@marginpar@xmid{\dimexpr((\tp@marginpar@xmax+\tp@marginpar@xmin)/2)\relax}%
 \setlength\tp@marginpar@ymax{\tp@body@ymax}%
 \setlength\tp@marginpar@ymin{\tp@body@ymin}%
 \setlength\tp@marginpar@ymid{\tp@body@ymid}%
 %
 %% header
 %
 \setlength\tp@header@xmax{\tp@body@xmax}%
 \setlength\tp@header@xmin{\tp@body@xmin}%
 \setlength\tp@header@xmid{\tp@body@xmid}%
 \setlength\tp@header@ymin{\dimexpr\tp@body@ymax+\headsep\relax}%
 \setlength\tp@header@ymax{\dimexpr\tp@header@ymin+\headheight\relax}%
 \setlength\tp@header@ymid{\dimexpr((\tp@header@ymax+\tp@header@ymin)/2)\relax}%
 %
 %% footer
 %
 \setlength\tp@footer@xmax{\tp@body@xmax}%
 \setlength\tp@footer@xmin{\tp@body@xmin}%
 \setlength\tp@footer@xmid{\tp@body@xmid}%
 \setlength\tp@footer@ymin{\dimexpr\tp@body@ymin-\footskip\relax}%
 \setlength\tp@footer@ymax{\tp@footer@ymin}%
 \setlength\tp@footer@ymid{\dimexpr((\tp@footer@ymax+\tp@footer@ymin)/2)\relax}%
 %%
 %% blocks%
 %%
 \setlength\tp@top@xmin{\tp@page@xmin}%
 \setlength\tp@top@xmax{\tp@page@xmax}%
 \setlength\tp@top@xmid{\dimexpr((\tp@top@xmax+\tp@top@xmin)/2)\relax}%
 \setlength\tp@top@ymin{\tp@body@ymax}%
 \setlength\tp@top@ymax{\tp@page@ymax}%
 \setlength\tp@top@ymid{\dimexpr((\tp@top@ymax+\tp@top@ymin)/2)\relax}%
 %%
 \setlength\tp@bottom@xmin{\tp@page@xmin}%
 \setlength\tp@bottom@xmax{\tp@page@xmax}%
 \setlength\tp@bottom@xmid{\dimexpr((\tp@bottom@xmax+\tp@bottom@xmin)/2)\relax}%
 \setlength\tp@bottom@ymin{\tp@page@ymin}%
 \setlength\tp@bottom@ymax{\tp@body@ymin}%
 \setlength\tp@bottom@ymid{\dimexpr((\tp@bottom@ymax+\tp@bottom@ymin)/2)\relax}%
 %%
 \setlength\tp@left@xmin{\tp@page@xmin}%
 \setlength\tp@left@xmax{\tp@body@xmin}%
 \setlength\tp@left@xmid{\dimexpr((\tp@left@xmax+\tp@left@xmin)/2)\relax}%
 \setlength\tp@left@ymin{\tp@body@ymin}%
 \setlength\tp@left@ymax{\tp@body@ymax}%
 \setlength\tp@left@ymid{\dimexpr((\tp@left@ymax+\tp@left@ymin)/2)\relax}%
 %%
 \setlength\tp@right@xmin{\tp@body@xmax}%
 \setlength\tp@right@xmax{\tp@page@xmax}%
 \setlength\tp@right@xmid{\dimexpr((\tp@right@xmax+\tp@right@xmin)/2)\relax}%
 \setlength\tp@right@ymin{\tp@body@ymin}%
 \setlength\tp@right@ymax{\tp@body@ymax}%
 \setlength\tp@right@ymid{\dimexpr((\tp@right@ymax+\tp@right@ymin)/2)\relax}%
}%%    \end{macrocode}


\def\@tp@genanchors#1{%
 \anchor{#1 north}{\pgf@x=\csname tp@#1@xmid\endcsname \pgf@y=\csname tp@#1@ymax\endcsname}%
 \anchor{#1 south}{\pgf@x=\csname tp@#1@xmid\endcsname \pgf@y=\csname tp@#1@ymin\endcsname}%
 \anchor{#1 west}{\pgf@x=\csname tp@#1@xmin\endcsname \pgf@y=\csname tp@#1@ymid\endcsname}%
 \anchor{#1 northwest}{\pgf@x=\csname tp@#1@xmin\endcsname \pgf@y=\csname tp@#1@ymax\endcsname}%
 \anchor{#1 southwest}{\pgf@x=\csname tp@#1@xmin\endcsname \pgf@y=\csname tp@#1@ymin\endcsname}%
 \anchor{#1 east}{\pgf@x=\csname tp@#1@xmax\endcsname \pgf@y=\csname tp@#1@ymid\endcsname}%
 \anchor{#1 northeast}{\pgf@x=\csname tp@#1@xmax\endcsname \pgf@y=\csname tp@#1@ymax\endcsname}%
 \anchor{#1 southeast}{\pgf@x=\csname tp@#1@xmax\endcsname \pgf@y=\csname tp@#1@ymin\endcsname}%
 \anchor{#1 center}{\pgf@x=\csname tp@#1@xmid\endcsname \pgf@y=\csname tp@#1@ymid\endcsname}%
}%

\newcommand\tp@pgfdeclareanchoralias[3]{%
 \expandafter\def\csname pgf@anchor@#1@#3\expandafter\endcsname
   \expandafter{\csname pgf@anchor@#1@#2\endcsname}}

\pgfdeclareshape{page}{
 \backgroundpath{
   \pgfpathmoveto{\pgfpoint{\tp@page@xmin}{\tp@page@ymin}}
   \pgfpathlineto{\pgfpoint{\tp@page@xmin}{\tp@page@ymax}}
   \pgfpathlineto{\pgfpoint{\tp@page@xmax}{\tp@page@ymax}}
   \pgfpathlineto{\pgfpoint{\tp@page@xmax}{\tp@page@xmin}}
   \pgfpathclose
 }
 %% basic anchors
 \anchor{north}{\pgf@x=\tp@page@xmid \pgf@y=\tp@page@ymax}%
 \anchor{south}{\pgf@x=\tp@page@xmid \pgf@y=\tp@page@ymin}%
 \anchor{west}{\pgf@x=\tp@page@xmin \pgf@y=\tp@page@ymid}%
 \anchor{northwest}{\pgf@x=\tp@page@xmin \pgf@y=\tp@page@ymax}%
 \anchor{southwest}{\pgf@x=\tp@page@xmin \pgf@y=\tp@page@ymin}%
 \anchor{east}{\pgf@x=\tp@page@xmax \pgf@y=\tp@page@ymid}%
 \anchor{northeast}{\pgf@x=\tp@page@xmax \pgf@y=\tp@page@ymax}%
 \anchor{southeast}{\pgf@x=\tp@page@xmax \pgf@y=\tp@page@ymin}%
 %\anchor{center}{\pgfpointorigin}
 \anchor{center}{\pgf@x=\tp@page@xmid \pgf@y=\tp@page@ymid}
 \anchor{origin}{\pgfpointorigin}%\pgf@x=0pt \pgf@y=0pt}
 \@tp@genanchors{page}
 %% Body anchors
 \@tp@genanchors{body}
 \@tp@genanchors{marginpar}
 \@tp@genanchors{header}
 \@tp@genanchors{footer}
 \@tp@genanchors{top}
 \@tp@genanchors{bottom}
 \@tp@genanchors{left}
 \@tp@genanchors{right}
}

\newdimen\tp@linewidth
\newdimen\tp@marksize
\setlength\tp@marksize{3pt}
\pgfdeclareplotmark{tpx}{
 \setlength{\tp@linewidth}{\pgflinewidth}
 \pgfsetlinewidth{0.1pt}
 \pgfpathmoveto{\pgfpoint{-\tp@marksize}{-\tp@marksize}}
 \pgfpathlineto{\pgfpoint{\tp@marksize}{\tp@marksize}}
 \pgfpathmoveto{\pgfpoint{-\tp@marksize}{\tp@marksize}}
 \pgfpathlineto{\pgfpoint{\tp@marksize}{-\tp@marksize}}
 \pgfusepathqstroke
 \setlength{\pgflinewidth}{\tp@linewidth}
}


\def\tikzpageputanchorsdefaults{
 \foreach \anchor/\placement in {%
   northwest/below right%
   ,north/below%
   ,northeast/below left%
   ,west/right%
   ,center/below%
   ,east/left%
   ,southwest/above right%
   ,south/above%
   ,southeast/above left%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsbody{
 \foreach \anchor/\placement in {%
   body northwest/below right%
   ,body north/below%
   ,body northeast/below left%
   ,body west/right%
   ,body center/below%
   ,body east/left%
   ,body southwest/above right%
   ,body south/above%
   ,body southeast/above left%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsmarginpar{
 \foreach \anchor/\placement in {%
   marginpar northwest/below left%
   ,marginpar north/left%
   ,marginpar northeast/above left%
   ,marginpar west/below%
   ,marginpar center/below%
   ,marginpar east/above%
   ,marginpar southwest/below right%
   ,marginpar south/right%
   ,marginpar southeast/above right%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement, rotate=90] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsheader{
 \foreach \anchor/\placement in {%
   header northwest/above right%
   ,header north/above%
   ,header northeast/above left%
   ,header west/right%
   ,header center/right%
   ,header east/left%
   ,header southwest/below right%
   ,header south/below%
   ,header southeast/below left%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsfooter{
 \foreach \anchor/\placement in {%
   footer northwest/above right%
   ,footer north/above%
   ,footer northeast/above left%
   ,footer west/right%
   ,footer center/right%
   ,footer east/left%
   ,footer southwest/below right%
   ,footer south/below%
   ,footer southeast/below left%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorstop{
 \foreach \anchor/\placement in {%
   top northwest/below right%
   ,top north/below%
   ,top northeast/below left%
   ,top west/right%
   ,top center/below%
   ,top east/left%
   ,top southwest/above right%
   ,top south/above%
   ,top southeast/above left%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsbottom{
 \foreach \anchor/\placement in {%
   bottom northwest/below right%
   ,bottom north/below%
   ,bottom northeast/below left%
   ,bottom west/right%
   ,bottom center/below%
   ,bottom east/left%
   ,bottom southwest/above right%
   ,bottom south/above%
   ,bottom southeast/above left%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsleft{
 \foreach \anchor/\placement in {%
   left northwest/below left%
   ,left north/left%
   ,left northeast/above left%
   ,left west/below%
   ,left center/below%
   ,left east/above%
   ,left southwest/below right%
   ,left south/right%
   ,left southeast/above right%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement, rotate=90] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchorsright{
 \foreach \anchor/\placement in {%
   right northwest/below left%
   ,right north/left%
   ,right northeast/above left%
   ,right west/below%
   ,right center/below%
   ,right east/above%
   ,right southwest/below right%
   ,right south/right%
   ,right southeast/above right%
 } \draw[red,shift=(page.\anchor)] plot[mark=tpx%% my plot mark
 ] coordinates{(0,0)}
 node[blue,\placement, rotate=90] {\scriptsize\texttt{(page.\anchor)}};
}

\def\tikzpageputanchors{
 \tikzpageputanchorsdefaults
 \tikzpageputanchorsbody
 \tikzpageputanchorsmarginpar
 \tikzpageputanchorsheader
 \tikzpageputanchorsfooter
 \tikzpageputanchorstop
 \tikzpageputanchorsbottom
 \tikzpageputanchorsleft
 \tikzpageputanchorsright
}

\def\tpshowframes{
 \draw[fill=blue!50, opacity=.3, draw] (page.bottom northwest) rectangle (page.bottom southeast);
 \draw[fill=yellow!50, opacity=.3, draw] (page.top northwest) rectangle (page.top southeast);
 \draw[fill=red!50, opacity=.3, draw] (page.left northwest) rectangle (page.left southeast);
 \draw[fill=green!50, opacity=.3, draw] (page.right northwest) rectangle (page.right southeast);
}

\def\tpfancyhdrdefault{
 \node [outer sep=0,inner sep=0, anchor=mid] at (page.header center) {};
 \node [outer sep=0,inner sep=0, anchor=mid east] at (page.header east) {\tpflip{\sl\leftmark}{\sl\rightmark}};
 \node [outer sep=0,inner sep=0, anchor=mid west] at (page.header west) {\tpflip{\sl\rightmark}{\sl\leftmark}};
 \node [outer sep=0,inner sep=0, anchor=base east] at (page.footer east) {};
 \node [,outer sep=0,inner sep=0,anchor=base] at (page.footer center) {\thepage};
 \node [outer sep=0,inner sep=0, anchor=base west] at (page.footer west) {};
}

\newcommand{\tikzpage}{
 \if@tp@use@textpos
 \begin{textblock*}{\textwidth}[0,0](0pt,0pt)%
   \fi
   \tp@compute@margins%
   \if@tp@use@textpos
   \begin{tikzpicture}[]%
     \clip (0,0) rectangle (\paperwidth, \paperheight);
     \else
     \begin{tikzpicture}[remember picture, overlay]%
     \fi
     \if@tp@use@textpos
     \node[anchor=origin,shape=page] (page) {};
     \else
     \node[anchor=origin,shape=page] (page) at (current page.south west) {};
     \fi
     \@ifundefined{tikzpagelayout}{}{\tikzpagelayout}
   \end{tikzpicture}%
 \if@tp@use@textpos
 \end{textblock*}%
 \fi
}

\fancypagestyle{plain}{
 \fancyhf{}
 \chead{\tikzpage}
}
\fancypagestyle{empty}{
 \fancyhf{}
 \chead{\tikzpage}
}

\makeatother


\endinput
%%
%% End of file `tikz-page.sty'.

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