Hallo,
danke für die rasche Antwort.
Also es ist so:
\setbeamertemplate{background}
{
\begin{tikzpicture}
% blounding
\useasboundingbox (0, 0) rectangle (\paperwidth, \paperheight);
% insert logos on top
\node[anchor = north west] (unilogoTOP) at (0.05\paperwidth, 0.995\paperheight) {\includegraphics[width = 0.25\paperwidth]{gfx/unilogoDE}};
\node[anchor = north west] (ILHlogoTOP) at (0.33\paperwidth, 0.99\paperheight) {\includegraphics[width = 0.24\paperwidth]{gfx/ILHlogoDE}};
% blue top bar
\fill[color = ILHcolor] (0, 0.77\paperheight) rectangle (\paperwidth, 0.89\paperheight);
% footline (but not on title page)
\ifnum\thepage>1\relax%
{
% clear everything
\fill[white, opacity = 1] (0, 0) rectangle (\paperwidth, \paperheight);
% blue bottom bar
\fill[color = ILHcolor] (0, 0) rectangle (\paperwidth, 0.12\paperheight);
% draw the arc
\fill[white, opacity = 1] (0, 0.097\paperheight) -- (0.429\paperwidth, 0.097\paperheight) .. controls (0.633\paperwidth, 0.092\paperheight) and (0.771\paperwidth, 0.055\paperheight) .. (0.772\paperwidth, 0) -- (0, 0) -- cycle;
% diamonds
% blue diamonds (5 pcs)
\foreach \i in {0, 7.5, 15, 22.5, 30}
{
\fill[ILHcolor, opacity = 1]
(0.674\paperwidth - 2 + \i, 0.0155\paperheight) -- (0.674\paperwidth + \i, 0.0155\paperheight + 2) -- (0.674\paperwidth + \i + 2, 0.0155\paperheight) -- (0.674\paperwidth + \i, 0.0155\paperheight - 2) -- cycle;
}
% white diamonds (2 pcs)
\foreach \i in {37.5, 45}
{
\fill[white, opacity = 1]
(0.674\paperwidth - 2 + \i, 0.0155\paperheight) -- (0.674\paperwidth + \i, 0.0155\paperheight + 2) -- (0.674\paperwidth + \i + 2, 0.0155\paperheight) -- (0.674\paperwidth + \i, 0.0155\paperheight - 2) -- cycle;
}
% insert logos at bottom
\node[anchor = south west] (unilogoBOTTOM) at (0.05\paperwidth, 0) {\includegraphics[width = 0.25\paperwidth]{gfx/unilogoDE}};
\node[anchor = south west] (ILHlogoBOTTOM) at (0.33\paperwidth, 0) {\includegraphics[width = 0.24\paperwidth]{gfx/ILHlogoDE}};
}
\fi
\end{tikzpicture}
}
\setbeamertemplate{footline}
{
% date and frame number
\begin{tikzpicture}
\useasboundingbox (0, 0) rectangle (\paperwidth, 0.09\paperheight);
\usebeamerfont{footline}
{
% date
\node[anchor = south west, color = white] (date) at (0.89\paperwidth, 0.06\paperheight) {\leadingzero{\day}{}.\leadingzero{\month}{}.\leadingzero{\year}};
%frame number
\node[anchor = south west, color = white] (frame number) at (0.95\paperwidth, 0.03\paperheight) {\yohzz{\insertframenumber}};
}
\end{tikzpicture}
}
Dieser Code macht das Layout.
Die "Erkennung" (ob Title page oder nicht) läuft zur Zeit über \ifnum\thepage>1.
Das Unschöne daran ist halt, dass es nur funktioniert, wenn die Title page gleich die erste Seite ist.
Wie kann man das automatisch unterscheiden?