From e41ff94d4042870c29c5d5cb70fba6020b18fd0c Mon Sep 17 00:00:00 2001
From: Syndamia <kamen@syndamia.com>
Date: Fri, 23 Feb 2024 21:29:56 +0200
Subject: (awk-edits) Added a MEL-based Presentation.awk alternative

With slightly modified tag names
---
 awk-edits/MEL-Presentation.awk | 91 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 awk-edits/MEL-Presentation.awk

diff --git a/awk-edits/MEL-Presentation.awk b/awk-edits/MEL-Presentation.awk
new file mode 100644
index 0000000..849a8f8
--- /dev/null
+++ b/awk-edits/MEL-Presentation.awk
@@ -0,0 +1,91 @@
+# .*(slides|teaching)/.*html
+
+BEGIN {
+	#
+	# Elements, dependent (and semidependent) on available font size
+	#
+
+	fontSizes[1] = "18"
+	fontSizes[2] = "20"
+	fontSizes[3] = "22"
+	fontSizes[4] = "25"
+	fontSizes[5] = "27"
+	fontSizes[6] = "35"
+
+	# Certain tags can exist without explicitly defining the font size
+	# while others cannot
+	# fontSizes[0] is used for simpler code for the tags which don't
+	# require font size
+	fontSizes[0] = ""
+
+	# Tags which can exist without specified font-size
+	for (ind in fontSizes) {
+		standardPresentationTag("centered" fontSizes[ind])
+
+		fontClass = (ind != 0) ? " font" fontSizes[ind] : ""
+		MEL["slide" fontSizes[ind], MELOPEN]  = "<div id=\"[SLIDEID]\" class=\"slide" fontClass "\">"
+		MEL["slide" fontSizes[ind], MELCLOSE] = "</div>"
+		MEL["vcen"  fontSizes[ind], MELOPEN]  = "<div id=\"[SLIDEID]\" class=\"slide clide" fontClass "\"><div></div><div>"
+		MEL["vcen"  fontSizes[ind], MELCLOSE] = "</div><div></div></div>"
+		MEL["title" fontSizes[ind], MELOPEN]  = "<div id=\"[SLIDEID]\" class=\"slide clide centered" fontClass "\"><div></div><div>"
+		MEL["title" fontSizes[ind], MELCLOSE] = "</div><div></div></div>"
+	}
+
+	# refer to definition of fontSizes[0]
+	delete fontSizes[0]
+
+	# Tags which cannot exist without specified font-size
+	for (ind in fontSizes) {
+		standardPresentationTag("font" fontSizes[ind])
+	}
+
+	#
+	# Special cases
+	#
+
+	MEL["presentation", MELSINGLE] = ORS \
+"<nav id=\"presentCont\">" ORS \
+"	<span id=\"prevSlideBtn\" class=\"btn nodisplay\">&#x2190;</span>" ORS \
+"	<a id=\"slideIndex\" class=\"nodisplay\" href=\"#slide-0\">0</a>" ORS \
+"	<span id=\"nextSlideBtn\" class=\"btn nodisplay\">&#x2192;</span>" ORS \
+"	<span id=\"articleBtn\" class=\"btn setting-btn\">Article view &#x2632;</span>" ORS \
+"	<span id=\"presentBtn\" class=\"btn setting-btn\">Present &#x239A;</span>" ORS \
+"	<span id=\"printBtn\" class=\"btn setting-btn\">Print &#x2399;</span>" ORS \
+"		</nav><br><br>" ORS \
+"		<script type=\"text/javascript\" src=\"/scripts/presentation.js\" crossorigin=\"anonymous\"></script>"
+
+	MEL["rows", MELOPEN]  = "<div class=\"layout-table\"><div class=\"layout-row\">" # <table><tr>  (layout-row > * is td)
+	MEL["rows", MELCLOSE] = "</div></div>"                                           # </tr><table>
+
+	MEL["eqrows", MELOPEN]  = "<div class=\"layout-table fixed-layout\"><div class=\"layout-row\">" # <table><tr>  (layout-row > * is td)
+	MEL["eqrows", MELCLOSE] = "</div>"
+
+	MEL["newrow", MELSINGLE] = "</div><div class=\"layout-row\">" # </tr><tr>
+
+	#
+	# Generated tags
+	#
+
+	for (i = 1; i <= 9; i++) {
+		MEL["br" i, MELSINGLE] = "<div class=\"lineb" i "\"></div>"
+	}
+	for (i = 5; i <= 95; i++) {
+		standardPresentationTag("width" i "%")
+	}
+
+	#
+	# Ordinary
+	#
+
+	standardPresentationTag("fright")
+	standardPresentationTag("cont")
+}
+
+function standardPresentationTag(name) {
+	MEL[name, MELOPEN]  = "<div class=\"" name "\">"
+	MEL[name, MELCLOSE] = "</div>"
+}
+
+/\[SLIDEID\]/ {
+	sub(/\[SLIDEID\]/, slideIndex++)
+}
-- 
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