sousveillance/beamerouterthemeFeather.sty

266 lines
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TeX

% This is the outer theme file of the Feather theme.
% Copyright (c) 2014 by Lilyana Vaskova Vankova <lilqna.v@gmail.com>
%
% This program is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You can find the GNU General Public License at <http://www.gnu.org/licenses/>.
%----------------------------------------------------------------------------------------------------------------------------------
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{beamerouterthemeFeather}[2014/04/08 v1.0.0 The Feather Beamer Theme]
%----------------------------------------------------------------------------------------------------------------------------------
% load required packages
\RequirePackage{tikz}
\RequirePackage{calc}
%----------------------------------------------------------------------------------------------------------------------------------
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Theme options, definitions and templates.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%----------------------------------------------------------------------------------------------------------------------------------
% options for the progress bar/circle
\def\beamer@progressmovingCircCnt{movingCircCnt} % moving circular counter
\def\beamer@progressfixedCircCnt{fixedCircCnt} % fixed circular counter
\def\beamer@progresscorner{corner} % a counter
\def\beamer@progressstyle{movingCircCnt} % default
\DeclareOptionBeamer{progressstyle}{\def\beamer@progressstyle{#1}}
\DeclareOptionBeamer{rotationcw}{\def\beamer@rotationcw{true}}
\DeclareOptionBeamer{shownavsym}{\def\beamer@shownavsym{true}}
\ProcessOptionsBeamer
%----------------------------------------------------------------------------------------------------------------------------------
% the height of the header is 2.5 times the lineheight of the frame title
\newlength{\beamer@height}
\usebeamerfont{frametitle} %use the frame title font
\setlength{\beamer@height}{2.5\baselineskip}
%----------------------------------------------------------------------------------------------------------------------------------
% reset fonts
\reset@font
%----------------------------------------------------------------------------------------------------------------------------------
% radius of the logo
\newlength{\beamer@logoradius}
\setlength{\beamer@logoradius}{0.95\beamer@height/2}
%----------------------------------------------------------------------------------------------------------------------------------
% width of the border
\newlength{\beamer@borderwidth}
\setlength{\beamer@borderwidth}{1.05mm} % as small is the thickness of the border the whole circle goes up
%----------------------------------------------------------------------------------------------------------------------------------
% inner radius of border of the logo frame
\newlength{\beamer@logoinnerradius}
\setlength{\beamer@logoinnerradius}{0.85\beamer@logoradius}
%----------------------------------------------------------------------------------------------------------------------------------
% radius of the outer border of the logo frame
\newlength{\beamer@logoouterradius}
\setlength{\beamer@logoouterradius}{\beamer@logoinnerradius+\beamer@borderwidth}
%----------------------------------------------------------------------------------------------------------------------------------
% radius of the counters
\newlength{\beamer@counterradius}
\setlength{\beamer@counterradius}{\beamer@logoinnerradius/2+\beamer@logoouterradius/2}
%----------------------------------------------------------------------------------------------------------------------------------
% beamer specific options
\mode<presentation> % refers to the first four modes (beamer,handout,second and trans). That is, to all modes except the article mode
{
\ifbeamercolorempty[fg]{Feather}
{
\setbeamercolor{Feather}{use={structure,palette sidebar primary},fg=palette sidebar primary.fg,bg=structure.fg}
}
%----------------------------------------------------------------------------------------------------------------------------------
% headline
\setbeamertemplate{headline}
{
\featherheaderbackground
}
%----------------------------------------------------------------------------------------------------------------------------------
% footline
\setbeamertemplate{footline}
{
\begin{beamercolorbox}[wd=1.0\paperwidth,ht=1.25ex,dp=1ex,left]{headfoot}
{\usebeamercolor[fg]{frametitle}\usebeamerfont{section in head/foot}\hspace*{3.5ex}
\insertshortauthor\ |\
\insertshorttitle
\insertshortsubtitle
}
\end{beamercolorbox}
}
%----------------------------------------------------------------------------------------------------------------------------------
% frame title
\setbeamertemplate{frametitle}
{
\begin{minipage}[c][0.9\beamer@height][c]{\textwidth}
{\usebeamercolor[fg]{frametitle}\usebeamerfont{frametitle}\insertframetitle\par}
{\usebeamercolor[fg]{framesubtitle}\usebeamerfont{framesubtitle}\insertframesubtitle\par}
\end{minipage}
}
\ifx\beamer@shownavsym\undefined % insert navigation symbols
\setbeamertemplate{navigation symbols}
\fi
}
%----------------------------------------------------------------------------------------------------------------------------------
% macros used in the theme
%% coordinate the fancy header background
\newcommand{\featherheaderbackground}[0]
{
\begin{tikzpicture}[overlay]
\coordinate (UL) at (0,0); %upper left corner of the slide
\coordinate (HLR) at (\paperwidth,-0.9\beamer@height); %lower right of the header
\coordinate (ULL) at (0,-0.95\beamer@height); % upper left corner of the line
\coordinate (LLR) at (\paperwidth,-1\beamer@height); % lower right corner of the line
\coordinate (ULF) at (0,-5.90\beamer@height); % upper left corner of the footline
\coordinate (LFR) at (\paperwidth,-6.08\beamer@height); % lower right corner of the footline
\coordinate (logopos) at ([shift={(-\beamer@logoouterradius-2.05\beamer@borderwidth,\beamer@height-\beamer@logoouterradius-5.5\beamer@borderwidth)}] HLR); % coordinate of the logo and the circ position
%----------------------------------------------------------------------------------------------------------------------------------
%%draw the background of the header, the circle and the logo
{
\usebeamercolor{Feather}
%----------------------------------------------------------------------------------------------------------------------------------
%% draw the blue background rectangle of the header and the line below it
\draw[draw=none,fill=Feather.bg] (UL) rectangle (HLR); % background rectabgle
\draw[draw=none,fill=Feather.fg] (ULL) rectangle (LLR); % line below the background rectangle
\draw[draw=none,fill=Feather.bg] (ULF) rectangle (LFR); % footline
%----------------------------------------------------------------------------------------------------------------------------------
%% draw the outer circle
\fill[fill=Feather.fg] (logopos) circle (\beamer@logoouterradius);
%----------------------------------------------------------------------------------------------------------------------------------
%% draw the inner circle
\fill[fill=normal text.bg] (logopos) circle (\beamer@logoinnerradius);
%----------------------------------------------------------------------------------------------------------------------------------
%% place the logo in the circle
\node at (logopos) {\includegraphics[width=1.75\beamer@logoradius]{Feathergraphics/2}};
%----------------------------------------------------------------------------------------------------------------------------------
%% draw progress circle/bar
\ifx\beamer@progressstyle\beamer@progressmovingCircCnt% the circular counter with a moving counter
%----------------------------------------------------------------------------------------------------------------------------------
%% calculate end position
\ifx\beamer@rotationcw\undefined% counterclockwise rotation
\pgfmathsetmacro{\progress}{220*\insertframestartpage/\inserttotalframenumber}; %%% 220 covers the entire circle, while 360 it goes twice
\else% clockwise rotation
\pgfmathsetmacro{\progress}{-220*\insertframestartpage/\inserttotalframenumber};
\fi
%----------------------------------------------------------------------------------------------------------------------------------
%% draw the arc
\draw[color=Feather.bg,line width=0.2*\beamer@borderwidth] ([xshift=\beamer@counterradius] logopos) arc[radius=\beamer@counterradius, start angle=0, end angle=\progress];
\fill[fill=Feather.bg] ([shift={(\progress:\beamer@counterradius)}] logopos) circle (0.25\beamer@borderwidth);
%----------------------------------------------------------------------------------------------------------------------------------
%% place the current frame number
\node[fill=normal text.bg,draw=Feather.fg,thick,circle,minimum width=2*\beamer@borderwidth] at ([xshift=\beamer@counterradius]logopos) {{\usebeamercolor[fg]{normal text}\insertframenumber}};
\fi
\ifx\beamer@progressstyle\beamer@progressfixedCircCnt % the circular counter with a fixed counter
%----------------------------------------------------------------------------------------------------------------------------------
%% draw the current frame number
\ifx\beamer@rotationcw\undefined % counterclockwise rotation
\pgfmathsetmacro{\progress}{360*\insertframestartpage};
else% clockwise rotation
\pgfmathsetmacro{\progress}{-360*\insertframestartpage};
\fi
%----------------------------------------------------------------------------------------------------------------------------------
%% draw the arc
\draw[color=Feather.bg,line width=0.5*\beamer@borderwidth] ([xshift=\beamer@counterradius] logopos) arc (0:\progress:\beamer@counterradius);
%----------------------------------------------------------------------------------------------------------------------------------
%% place the current frame number
\node[fill=normal text.bg,draw=Feather.fg,circle,thick,minimum width=2*\beamer@borderwidth] at ([shift={(\progress:\beamer@counterradius)}] logopos) {{\usebeamercolor[fg]{normal text}\insertframenumber}};
\fi
}
\end{tikzpicture}
}
%----------------------------------------------------------------------------------------------------------------------------------
%%setting the blocks
\setbeamertemplate{blocks}[rounded][shadow=true]
\setbeamercolor{block title}{fg=frametitle.fg, bg=frametitle.bg}
\setbeamercolor{block body}{parent=normal text, use=block title,bg=Feather.fg!30}
\mode<all>