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\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{elpres}[2024/05/29 class for plain electronic presentations]
%
% 2004/06/19 v0.1 - initial version
%
% 2004/08/29 v0.2 - Page number: now `footnotesize' instead of `normalsize',
% - Left and right margins changed
% - `cenumerate' and `cdescription' environments
% added
%
% 2005/08/12 v0.3 - Options for selection of fonts added
%
% 2018/01/20 v0.4 - Lists environments `citemize', `cenumerate',
% `cdescription modified
% - aspect ratio may be selected: 4x3 (default) 16x9,
% 16x10: i.e. support for widescreen monitors added
% - documentation updated
%
% 2018/01/24 v0.4a - documentation completed
%
% 2020/07/12 v0.5 - class option `navisymb' added; elpres now also requires
% the hyperref and xcolor packages. New commands:
% `auvimm', `fromlinktext' `totargettext'.
% new class option `nofonts' for use with lualatex.
% - documentation updated
%
% 2020/08/15 v0.6 - command `slidetitlecolor' added, color scheme files
% added, most parts of the documentation rewritten
%
% 2021/02/20 v0.7 - command `pagenrconst' added, parts of the documentation
% (manual) rewritten
%
% 2021/02/28 v0.8 - bug in elpres...scheme.sty files fixed, manual updated
%
% 2021/08/01 v0.9 - new class option `bulletsymb' added, elpres.tds.zip
% archive added to ctan.org upload
%
% 2021/08/08 v1.0 - graphical itemize symbols (colored balls) are now
% accessible by the `ballsymb' class option, manual
% updated
%
% 2021/08/10 v1.0.1 - corrected upload
%
% 2024/05/29 v1.1 - correction: \RequirePackageWithOptions{xcolor}
% changed to \RequirePackage{xcolor} (elpres.cls)
% - \setlength{\footskip}{11.8pt} added (elpres.cls)
% - manual updated
%
% Options: select fonts
\newcommand{\fontna}{initialisiert}
\DeclareOption{nofonts}{%
\renewcommand{\fontna}{withoutfont}%
}
\DeclareOption{tmrfont}{%
\renewcommand{\familydefault}{\rmdefault}%
\renewcommand{\fontna}{tmrfo}%
}
\DeclareOption{helvetfont}{%
\renewcommand{\familydefault}{\sfdefault}%
\renewcommand{\fontna}{helvetfo}%
}
\DeclareOption{cmfont}{%
\renewcommand{\familydefault}{\rmdefault}%
\renewcommand{\fontna}{cmfo}%
}
\DeclareOption{sansfont}{%
\renewcommand{\familydefault}{\sfdefault}%
\renewcommand{\fontna}{sansfo}
}
% Options: screen formats
\newcommand{\screenformat}{scr4x3}
\DeclareOption{4x3}{%
\renewcommand{\screenformat}{scr4x3}%
}
\DeclareOption{16x9}{%
\renewcommand{\screenformat}{scr16x9}%
}
\DeclareOption{16x10}{%
\renewcommand{\screenformat}{scr16x10}%
}
% Option: navigation symbols
\newcommand{\navigation}{withoutnavigationsymb}
\DeclareOption{navisymb}{%
\renewcommand{\navigation}{withnavi}%
}
% itemize symbols
\newcommand{\itemize@elsymbols}{default@symbols}
\DeclareOption{bulletsymb}{%
\renewcommand{\itemize@elsymbols}{bullet@symbols}%
}
\DeclareOption{ballsymb}{%
\renewcommand{\itemize@elsymbols}{ball@symbols}%
}
\DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}}
\ProcessOptions\relax
\LoadClass{article}
\RequirePackage{ifthen}
\RequirePackage{xcolor}
\RequirePackage{graphicx}
\ifthenelse{\equal{\screenformat}{scr4x3}}{%
\RequirePackage[foot=10.2pt,head=0pt,%
paperwidth=128mm,paperheight=96mm,%
left=5mm,top=5mm,right=7mm,bottom=8mm]{geometry}%
}{}
\ifthenelse{\equal{\screenformat}{scr16x9}}{%
\RequirePackage[foot=10.2pt,head=0pt,%
paperwidth=176mm,paperheight=99mm,%
left=5mm,top=5mm,right=7mm,bottom=8mm]{geometry}%
}{}
\ifthenelse{\equal{\screenformat}{scr16x10}}{%
\RequirePackage[foot=10.2pt,head=0pt,%
paperwidth=160mm,paperheight=100mm,%
left=5mm,top=5mm,right=7mm,bottom=8mm]{geometry}%
}{}
\RequirePackage[hyperfootnotes=false]{hyperref}
\hypersetup{pdfcreator={LaTeX with the elpres class}}
\RequirePackage{fancyhdr}
\setlength{\footskip}{11.8pt}
\renewcommand{\headrulewidth}{0mm}
\renewcommand{\maketitle}%
{\ClassError{elpres}{Caution: ``maketitle'' command not supported}%
{Please use ``titlepage'' environment instead}%
}
\fancypagestyle{pres}{%
\fancyhf{}%
\rfoot{\footnotesize \thepage}%
}
\renewcommand{\rhead}{\ClassError{elpres}{Caution:
command ``rhead'' not supported}}
\renewcommand{\chead}{\ClassError{elpres}{Caution:
command ``chead'' not supported}}
\renewcommand{\lhead}{\ClassError{elpres}{Caution:
command ``lhead'' not supported}}
\renewcommand{\fancyhead}{\ClassError{elpres}{Caution:
``fancyhead'' not supported}}
\pagestyle{pres}
%% menu for navigation symbols
\ifthenelse{\equal{\navigation}{withnavi}}{%
\hypersetup{menubordercolor=white}%
\rfoot{%
\scriptsize%
\providecolor{epnavigationmenucolor}{rgb}{0.6,0.6,0.6}
\textcolor{epnavigationmenucolor}{%
\Acrobatmenu{FirstPage}{$\ll$}\hspace{0.5em}%
\Acrobatmenu{PrevPage}{$<$}\hspace{0.5em}%
\Acrobatmenu{NextPage}{$>$}\hspace{0.5em}%
\Acrobatmenu{LastPage}{$\gg$}\hspace{0.5em}%
\Acrobatmenu{GoBack}{$\leftarrow$}\hspace{0.5em}%
\Acrobatmenu{GoForward}{$\rightarrow$}\hspace{0.5em}%
\Acrobatmenu{GoToPage}{[n]}\hspace{1.2em}%
}\footnotesize \thepage}%
}{}%
\newcommand{\distance}[1]{\vspace*{\stretch{#1}}}
\newcommand{\abstand}[1]{\vspace*{\stretch{#1}}}
\setlength{\parskip}{0.6ex}
\setlength{\parindent}{0mm}
%% plain slide -- heading line
\providecommand{\sli@tico}{black}
\providecommand{\slidetitlecolor}[1]{%
\renewcommand{\sli@tico}{#1}%
}
\newenvironment{psli}[1][]%
{{\raggedright \large\bfseries \textcolor{\sli@tico}{#1}\par}%
\par\vspace*{\stretch{1}}}%
{\par\vspace*{\stretch{1}}\newpage}
%% raw slide -- no heading
\newenvironment{rsli}{}{\newpage}%
%% compressed itemize
\newenvironment{citemize}%
{ \vspace{-0.7ex}%
\begin{itemize}%
\setlength{\itemsep}{0ex}%
\setlength{\parskip}{0.1ex}%
\setlength{\parsep}{0ex}%
}%
{\end{itemize}%
\vspace{-0.7ex}}%
%% compressed enumerate
\newenvironment{cenumerate}%
{ \vspace{-0.7ex}%
\begin{enumerate}%
\setlength{\itemsep}{0ex}%
\setlength{\parskip}{0.1ex}%
\setlength{\parsep}{0ex}%
}%
{\end{enumerate}%
\vspace{-0.7ex}}%
%% compressed description
\newenvironment{cdescription}%
{ \vspace{-0.7ex}
\begin{description}%
\setlength{\itemsep}{0ex}%
\setlength{\parskip}{0.1ex}%
\setlength{\parsep}{0ex}%
}%
{\end{description}%
\vspace{-0.7ex}}%
\ifthenelse{\equal{\fontna}{tmrfo}}%
{\RequirePackage{mathptmx}%
\RequirePackage{courier}}{}
\ifthenelse{\equal{\fontna}{helvetfo}}%
{\RequirePackage[scaled=0.92]{helvet}%
\RequirePackage{courier}}{}
\ifthenelse{\equal{\fontna}{initialisiert}}{\renewcommand{\familydefault}%
{\sfdefault}}{}
\ifthenelse{\equal{\fontna}{withoutfont}}{}{}
\newcommand{\auvimm}[2]{\href{#2}{#1}}
\newcommand{\fromlinktext}[2]{\hyperlink{#2}{#1}}
\newcommand{\totargettext}[2]{\hypertarget{#2}{#1}}
\newcommand{\pagenrconst}{\addtocounter{page}{-1}}
\ifthenelse{\equal{\itemize@elsymbols}{bullet@symbols}}{%
\renewcommand{\labelitemi}{\ensuremath{\bullet}}%
\renewcommand{\labelitemii}{\small\ensuremath{\bullet}}%
\renewcommand{\labelitemiii}{\footnotesize\ensuremath{\bullet}}%
\renewcommand{\labelitemiv}{\scriptsize\ensuremath{\bullet}}%
}{}
%% (External): Default colors for defined slide elements, they are modified in
%% style files -- these color names may be used externally by authors of
%% presentations
% (External): normal text color
\definecolor{eptextcolor}{rgb}{0,0,0}
\color{eptextcolor}
% (External): highlighted text
\definecolor{ephighlightcolor}{rgb}{0.6,0.1,0.1}
% (External): may be used on the title page
\definecolor{eptitlecolor}{rgb}{0.6,0.1,0.1}
% vim: syntax=tex tw=2048 ai
|
