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beamerouterthemedecolines.sty
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beamerouterthemedecolines.sty
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% Copyright 2007 by Marco Barisione
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Public License.
\mode<presentation>
% String used between the current page and the total page count.
\def\beamer@decolines@pageofpages{/}
\DeclareOptionBeamer{pageofpages}{\def\beamer@decolines@pageofpages{#1}}
% Show a line below the frame title.
\DeclareOptionBeamer{titleline}[true]{\def\beamer@decolines@titleline{#1}}
% Image used for the watermark.
\def\beamer@decolines@watermarkorig{}
\DeclareOptionBeamer{watermark}{\def\beamer@decolines@watermarkorig{#1}}
% Height of the watermark.
\def\beamer@decolines@watermarkheight{100px}
\DeclareOptionBeamer{watermarkheight}{\def\beamer@decolines@watermarkheight{#1}}
% The original image height is watermarkheightmult * watermarkheight.
\def\beamer@decolines@watermarkheightmult{1}
\DeclareOptionBeamer{watermarkheightmult}{\def\beamer@decolines@watermarkheightmult{#1}}
\ExecuteOptionsBeamer{titleline=false}
\ProcessOptionsBeamer
% Enable/disable the watermark.
\def\watermarkon{%
\def\beamer@decolines@watermark{\beamer@decolines@watermarkorig}%
}
\def\watermarkoff{\def\beamer@decolines@watermark{}}
% Initially enable the watermark.
\watermarkon
% Colors.
\setbeamercolor*{lineup}{parent=palette primary}
\setbeamercolor*{linemid}{parent=palette secondary}
\setbeamercolor*{linebottom}{parent=palette tertiary}
\setbeamercolor*{page header}{parent=titlelike}
% Lengths
\newlength{\headerheight}
\setlength{\headerheight}{.045\paperheight}
\newlength{\beamer@decolines@lineup}
\setlength{\beamer@decolines@lineup}{.025\paperheight}
\newlength{\beamer@decolines@linemid}
\setlength{\beamer@decolines@linemid}{.015\paperheight}
\newlength{\beamer@decolines@linebottom}
\setlength{\beamer@decolines@linebottom}{.01\paperheight}
% The height of the watermark part below the 3 bottom lines.
\newlength{\beamer@decolines@watermarkheightbottom}
\addtolength{\beamer@decolines@watermarkheightbottom}{\beamer@decolines@lineup}
\addtolength{\beamer@decolines@watermarkheightbottom}{\beamer@decolines@linemid}
\addtolength{\beamer@decolines@watermarkheightbottom}{\beamer@decolines@linebottom}
% The height of the watermark part over the 3 bottom lines before shrinking.
\newlength{\beamer@decolines@watermarkheightupperorig}
\setlength{\beamer@decolines@watermarkheightupperorig}{\beamer@decolines@watermarkheight}
\addtolength{\beamer@decolines@watermarkheightupperorig}{-\beamer@decolines@watermarkheightbottom}
\multiply\beamer@decolines@watermarkheightupperorig by \beamer@decolines@watermarkheightmult
% Footer.
\defbeamertemplate*{footline}{decolines theme}
{
\leavevmode%
% Page number.
\hbox{%
\begin{beamercolorbox}[wd=.2\paperwidth,ht=0ex,dp=0ex,center]{}%
\usebeamerfont{palette primary}\insertframenumber{} \beamer@decolines@pageofpages{} \inserttotalframenumber%
\end{beamercolorbox}%
\begin{beamercolorbox}[wd=.8\paperwidth,ht=0ex,dp=0ex]{}%
\end{beamercolorbox}%
} %
% First line.
\hbox{%
\begin{beamercolorbox}[wd=.2\paperwidth,ht=\beamer@decolines@lineup,dp=0pt]{}%
\end{beamercolorbox}%
\begin{beamercolorbox}[wd=.8\paperwidth,ht=\beamer@decolines@lineup,dp=0pt]{lineup}%
\end{beamercolorbox}%
} %
% Second line.
\hbox{%
\begin{beamercolorbox}[wd=\paperwidth,ht=\beamer@decolines@linemid,dp=0pt]{linemid}%
\end{beamercolorbox}%
} %
% Third line.
\hbox{%
\begin{beamercolorbox}[wd=.1\paperwidth,ht=\beamer@decolines@linebottom,dp=0pt]{}%
\end{beamercolorbox}%
\begin{beamercolorbox}[wd=.9\paperwidth,ht=\beamer@decolines@linebottom,dp=0pt]{linebottom}%
\end{beamercolorbox}%
}%
% This seems to fix some alignment problems with the watermark. It has to be
% always applied if you do not want to see the footer moving up and down when
% moving from a page with watermark to a page without or vice versa.
\vskip-.5px%
% Watermark.
\if\beamer@decolines@watermark\@empty\else%
\vskip-\beamer@decolines@watermarkheightbottom%
\llap{\includegraphics[height=\beamer@decolines@watermarkheightbottom,clip=true,%
trim=0pt 0pt 0pt \beamer@decolines@watermarkheightupperorig]{\beamer@decolines@watermark}\hskip-\paperwidth}%
\fi%
}
\defbeamertemplate*{headline}{decolines theme}
{
\leavevmode%
\hbox{%
\begin{beamercolorbox}[wd=\paperwidth,ht=\headerheight,dp=0pt]{page header}%
\end{beamercolorbox}%
} %
\vskip0pt%
}
\defbeamertemplate*{frametitle}{decolines theme}[1][left]
{
\ifbeamercolorempty[bg]{frametitle}{}{\nointerlineskip}%
\@tempdima=\textwidth%
\advance\@tempdima by\beamer@leftmargin%
\advance\@tempdima by\beamer@rightmargin%
\vbox{}\vskip-.5\beamer@leftmargin%
\begin{beamercolorbox}[sep=\beamer@leftmargin,#1,wd=\the\@tempdima]{}
\usebeamerfont{frametitle}\usebeamercolor[bg]{framesubtitle}%
\vbox{}\vskip0ex%
\if@tempswa\else\csname beamer@fte#1\endcsname\fi%
\strut\insertframetitle\strut\par%
{%
\ifx\insertframesubtitle\@empty%
\else%
{\usebeamerfont{framesubtitle}\usebeamercolor[bg]{framesubtitle}\insertframesubtitle\strut\par}%
\fi
}%
\vskip-1ex%
\if@tempswa\else\vskip-\beamer@leftmargin\fi
\end{beamercolorbox}%
\def\beamer@decolines@truetext{true}%
\ifx\beamer@decolines@titleline\beamer@decolines@truetext%
\vskip-.5\beamer@leftmargin%
\begin{beamercolorbox}[wd=\textwidth,ht=.1ex,dp=0ex]{linemid}%
\end{beamercolorbox}%
\fi
}
% Frame title continuations, default
\defbeamertemplate*{frametitle continuation}{decolines theme}{(\insertcontinuationcount)}
\defbeamertemplate*{sidebar right}{decolines theme}
{
\vskip.1\beamer@leftmargin%
\llap{\insertlogo\hskip.5\beamer@leftmargin}%
\vfill%
\if\beamer@decolines@watermark\@empty\else%
\llap{\includegraphics[height=\beamer@decolines@watermarkheight]{\beamer@decolines@watermark}}%
\vskip-\beamer@decolines@watermarkheightbottom%
\fi
}
\mode
<all>