From 869bb156f258c772ca2074e8e47319d3f36996be Mon Sep 17 00:00:00 2001
From: Bernd Reuther <bernd.reuther@jgz-energie.net>
Date: Thu, 22 Oct 2020 08:49:18 +0200
Subject: [PATCH] =?UTF-8?q?diagram.js=20eingef=C3=BCgt?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 docs/js/diagram.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 docs/js/diagram.js

diff --git a/docs/js/diagram.js b/docs/js/diagram.js
new file mode 100644
index 0000000..41de0eb
--- /dev/null
+++ b/docs/js/diagram.js
@@ -0,0 +1,18 @@
+const init = () => {
+
+	const diagrams = document.querySelectorAll("div[id*=diagram]");
+
+	diagrams.forEach(diagram => {
+
+		diagram.addEventListener('click', () =>
+			diagram.classList.toggle('fullscreen-diagram')
+		)
+
+		window.addEventListener("keydown", (event) =>
+			diagram.classList.remove('fullscreen-diagram'), true);
+
+	});
+
+}
+
+document.addEventListener('DOMContentLoaded', init, false);
\ No newline at end of file