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%% This is file `tudabeamer.cls' version 3.20 (2021/10/12),
%% it is part of
%% TUDa-CI -- Corporate Design for TU Darmstadt
%% ----------------------------------------------------------------------------
%%
%% Copyright (C) 2018--2021 by Marei Peischl <marei@peitex.de>
%%
%% ============================================================================
%% This work 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 2008/05/04 or later.
%%
%% This work has the LPPL maintenance status `maintained'.
%%
%% The Current Maintainers of this work are
%% Marei Peischl <tuda-ci@peitex.de>
%% Markus Lazanowski <latex@ce.tu-darmstadt.de>
%%
%% The development respository can be found at
%% https://github.com/tudace/tuda_latex_templates
%% Please use the issue tracker for feedback!
%%
%% ============================================================================
%%
\def\fileversion{3.20}
\def\filedate{2021/10/12}
\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{tudabeamer}
[\filedate\space\fileversion\space]
\RequirePackage{l3keys2e}
\RequirePackage{URspecialopts}
\Define@specialopt@Module[ptxcd/beamer]
\PassOptionsToClass{10pt}{beamer}
\Module@DefineSpecialPassKey[ptxcd/beamer]{color}<tudacolors>
\ExplSyntaxOn
\str_new:N \g_ptxcd_department_str
\keys_define:nn {ptxcd/beamer} {
accentcolor .code:n = \PassOptionsToPackage{accentcolor=#1}{tudacolors},
colorframetitle .code:n = \exp_args:Nx \PassOptionsToPackage{\l_keys_key_tl=#1}{beamercolorthemeTUDa}
\exp_args:Nx \PassOptionsToPackage{\l_keys_key_tl=#1}{beamerouterthemeTUDa},
colorframetitle .default:n = true,
logo .code:n = \PassOptionsToPackage{logo=#1}{beamerouterthemeTUDa},
pdfa .bool_gset:N = \g_ptxcd_pdfa_bool,
pdfa .initial:n = false,
logofile .code:n = \PassOptionsToPackage{logofile=#1}{beamerouterthemeTUDa},
serif .code:n = \PassOptionsToPackage{serif=#1}{beamerfontthemeTUDa},
serif .default:n = true,
sans-serif .code:n = \PassOptionsToPackage{sans-serif=#1}{beamerfontthemeTUDa},
sans-serif .default:n = true,
department .choice:,
department / default .code:n = \str_gset:Nn \g_ptxcd_department_str {default},
department / mecheng .code:n = {
\keys_set:nn {ptxcd/beamer} {
colorframetitle=false,
centerframetitle,
headsepline=false
}
\str_gset:Nn \g_ptxcd_department_str {mecheng}
},
department .initial:n = default,
mecheng .meta:n = {department=mecheng},
departmentlogofile .tl_gset:N = \g_ptxcd_departmentlogo_tl,
departmentlogofile .initial:n =,
}
\clist_map_inline:nn {colortitle, colorbacktitle, colorback} {
\Module@DeclarePassOption[ptxcd/beamer]{#1}{beamercolorthemeTUDa}
}
\clist_map_inline:nn {centerframetitle, logo, headsepline} {
\Module@DeclarePassOption[ptxcd/beamer]{#1}{beamerouterthemeTUDa}
}
\Module@DeclarePassOption[ptxcd/beamer]{authorontitle}{beamerinnerthemeTUDa}
\ExplSyntaxOff
\PassOptionsToPackage{pdfpagelabels=false,plainpages=false}{hyperref}
\PassOptionsToClass{t}{beamer}
\Module@Process@SpecialOptions[ptxcd/beamer]
\DeclareOption*{%
\PassOptionsToClass{\CurrentOption}{beamer}
}
\ProcessKeysOptions{ptxcd/beamer}
\ProcessOptions*
\ExplSyntaxOn
\bool_if:NT \g_ptxcd_pdfa_bool {\PassOptionsToPackage{RGB}{xcolor}}
\bool_if:NT \g_ptxcd_pdfa_bool {
\RequirePackage{scrlfile}
\PreventPackageFromLoading{hyperref}
\def\hypersetup#1{}
}
\ExplSyntaxOff
% Load the latex-beamer class
\LoadClass{beamer}
\ExplSyntaxOn
\bool_if:NT \g_ptxcd_pdfa_bool {
\UnPreventPackageFromLoading{hyperref}
%only apply the hack if pdfx is older than the working version
\@ifpackagelater{pdfx}{2021/07/06}{
\PassOptionsToPackage{a-2b}{pdfx}
\RequirePackage{pdfx}
} {
\msg_new:nnnn{tudapub} {dirty-hack-pdfa} {
I~have~to~use~a~dirty~hack~to~workaround~some~incompatibilites~between~your~LaTeX~version~and~the~pdfa-mode.\\
Please~use~pdfa=true~only~if~you~really~need~it.\\
We~will~remove~this~hack~as~soon~as~all~incompatibilities~have~been~patched.
} {
See~the~corresponding~GitHub~Issue~for~more~information:~https://github.com/tudace/tuda_latex_templates/issues/321
}
\msg_warning:nn {tudapub} {dirty-hack-pdfa}
%check if \par is expanable and add a dirty hack
%Thanks to Ross Moore for the support
\expandafter\ifx\csname tex_par:D\endcsname \relax
\let\pdfx@par\par
\else
\expandafter\let\expandafter\pdfx@par\csname tex_par:D\endcsname
\fi
\let\orig@par\par
\let\par\pdfx@par
\PassOptionsToPackage{a-2b}{pdfx}
\RequirePackage{pdfx}
%restore\par
\let\par\orig@par
}
}
\hypersetup{hidelinks, unicode}
%\department command
\def\department{\@dblarg\ptxcd_beamer_department}
\long\def\ptxcd_beamer_department[#1]#2{%
\def\beamer@temp{#2}%
\ifx\beamer@temp\@empty
\def\insertdepartment{}
\else
\def\insertdepartment{\def\inst{\beamer@instinst}\def\and{\qquad}#2}%
\fi
\def\beamer@shortdepartment{#1}}
\department{}
\newcommand\insertshortdepartment[1][]{%
{%
\let\thanks=\@gobble%
\beamer@setupshort{#1}%
\beamer@insertshort{\beamer@shortdepartment}%
}}
%end of \department command
\if_bool:N \g_ptxcd_pdfa_bool
\iow_new:N \ptxcd_xmpdata_stream
\iow_open:Nn \ptxcd_xmpdata_stream {\jobname.xmpdata}
\tl_new:N \g_ptxcd_xmp_title
\tl_new:N \g_ptxcd_xmp_author
\cs_new:Nn \ptxcd_pass_TitleData: {
\begingroup
\def\newline{}
\def\\{}
\let\thanks\use_none:n
\cs_set:Npn \and {\exp_not:n {\exp_not:N \sep}}
\bool_if:NTF \g_ptxcd_pass_TitleData_bool {
\tl_gset:Nx \g_ptxcd_xmp_title {\insertshorttitle}
\tl_gset:Nx \g_ptxcd_xmp_author {\insertshortauthor}
\iow_now:Nx \ptxcd_xmpdata_stream
{
\exp_not:N \Title{\tl_to_str:V \g_ptxcd_xmp_title}
^^J
\exp_not:N \Author{\tl_to_str:V \g_ptxcd_xmp_author}
^^J
\exp_not:N \Creator{LaTeX~ using~ the~ TUDa-CI~ Bundle}
}
}{
\begingroup
\use:c {pdfx@localcommands}
\prop_if_in:NnF \g_ptxcd_MetaData_prop {Creator} {\prop_gput:Nnn \g_ptxcd_MetaData_prop {Creator} {LaTeX~ using~ the~ TUDa-CI~ Bundle}}
\prop_map_function:NN \g_ptxcd_MetaData_prop \ptxcd_write_xmp_line:nn
\endgroup
}
\endgroup
}
\cs_new:Nn \ptxcd_write_xmp_line:nn {
%Fallback test for older kernels
\cs_if_exist:NTF \str_uppercase:f {
\tl_set:Nx \l_tmpa_tl {
\str_uppercase:f {\tl_head:n {#1}}
\str_lowercase:f { \tl_tail:n {#1}}
}
} {
%may be removed in some time
\tl_set:Nx \l_tmpa_tl {\tl_mixed_case:n {#1}}
}
\cs_if_exist:cTF {\l_tmpa_tl}{
\iow_now:Nx \ptxcd_xmpdata_stream {
\c_backslash_str \l_tmpa_tl {\exp_not:n {#2}}
}
}{
\msg_error:nnn{tudapub} {unknown-metadata} {#1}
}
}
\bool_new:N \g_ptxcd_pass_TitleData_bool
\bool_gset_true:N \g_ptxcd_pass_TitleData_bool
\prop_new:N \g_ptxcd_MetaData_prop
\newcommand*{\Metadata}[1]{
\bool_gset_false:N \g_ptxcd_pass_TitleData_bool
\prop_gset_from_keyval:Nn \g_ptxcd_MetaData_prop {#1}
}
\msg_new:nnnn{tudapub} {unknown-metadata} {
You~ used~ the~ #1~ metadata~ entry.\\
I~ don't~ know~ how~ to~ handle~ that.\\
It~ will~ be~ ignored.
} {See~ TUDa-CI~ or~ pdfx~ documentation~ for~ details.}
\else:
\msg_new:nnn{tudapub} {no-pdfa}{The~ tudapub~ class~ won't~ create~ PDF/A-mode.}
\msg_info:nn{tudapub} {no-pdfa}
\fi:
\str_if_empty:NF \g_ptxcd_department_str {}
% Load the TUDa theme
\usetheme{TUDa}%
\@input{\jobname.len}%
\@starttoc{len}%
\let\accentfont\normalfont%
\file_if_exist:nT {beamerthemeTUDa-\g_ptxcd_department_str.sty} {\usetheme{TUDa-\g_ptxcd_department_str}}
\ExplSyntaxOff
\endinput
|
