From 2db8e599a60b17be445e7216f9d625141c90a755 Mon Sep 17 00:00:00 2001
From: Mylloon <kennel.anri@tutanota.com>
Date: Mon, 29 May 2023 18:44:13 +0200
Subject: [PATCH] Add dark theme from https://tex.stackexchange.com/a/57478

---
 README.md     |  1 +
 projektor.sty | 17 +++++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/README.md b/README.md
index 3cfa37e..e82a406 100644
--- a/README.md
+++ b/README.md
@@ -14,3 +14,4 @@ Options disponible :
 
 - `code` : utilisation de `minted`
 - `fr` : utilisation de `babel`
+- `dark` : thème sombre
diff --git a/projektor.sty b/projektor.sty
index 1d3b168..4a0204e 100644
--- a/projektor.sty
+++ b/projektor.sty
@@ -7,6 +7,8 @@
 \DeclareOption{code}{\option@codetrue}
 \newif\ifoption@fr
 \DeclareOption{fr}{\option@frtrue}
+\newif\ifoption@dark
+\DeclareOption{dark}{\option@darktrue}
 
 \ProcessOptions
 \ifoption@code
@@ -25,6 +27,21 @@
     numbering=fraction
 ]{metropolis}
 
+
+\ifoption@dark
+    % Dark theme
+    \setbeamercolor{normal text}{fg=white,bg=black!90}
+    \setbeamercolor{structure}{fg=white}
+
+    \setbeamercolor{alerted text}{fg=red!85!black}
+    \setbeamercolor{item projected}{use=item,fg=black,bg=item.fg!35}
+
+    \setbeamercolor*{palette primary}{use=structure,fg=structure.fg}
+    \setbeamercolor*{palette secondary}{use=structure,fg=structure.fg!95!black}
+    \setbeamercolor*{palette tertiary}{use=structure,fg=structure.fg!90!black}
+    \setbeamercolor*{palette quaternary}{use=structure,fg=structure.fg!95!black,bg=black!80}
+\fi
+
 % Footer
 \setbeamertemplate{frame footer}{
     \insertsection \hfill\hspace{-4em} \insertshorttitle