colortest: Replace test-color

colortest

@@ -0,0 +1,62 @@
+#! /bin/bash
+#
+# colortest.bash
+# A script to ricily display a color palette
+# Copyright (C) 2019 Vintage Salt <rehashedsalt@cock.li>
+#
+# Distributed under terms of the MIT license.
+#
+
+# Globals
+teststring="ABC"
+padding="  "
+spacer="  "
+
+# Derived globals
+teststringlen="$(( $(wc -m <<< "$teststring") - 1 ))"
+
+# $1: Foreground color
+# $2: Background color
+printc() {
+	[ -z "$1" ] && return 1
+	[ -z "$2" ] && return 2
+	printf "\e[0m\e[$2m\e[$1m$padding$teststring$padding\e[0m"
+}
+# $1: Heading
+printh() {
+	[ -z "$1" ] && return 1
+	printf "$padding%${teststringlen}s$padding" "$1"
+	printf "$spacer"
+}
+println() {
+	printf "\\n"
+}
+
+# Headers
+printf "%8s$spacer"
+printh "0m"
+for (( bg=40; bg<=47; bg++)); do
+	printh "${bg}m"
+done
+println
+
+# Content
+for (( fg=30; fg <=37; fg++ )); do
+	for (( bold=0; bold<=1; bold++ )); do
+		headerstring="${fg}m"
+		[ "$bold" == "1" ] && headerstring="$bold;$headerstring"
+		printf "%8s" "$headerstring"
+		printf "$spacer"
+		# No background
+		printc $fg 0
+		printf "$spacer"
+		# All backgrounds
+		for (( bg=40; bg<=47; bg++)); do
+			printc $fg $bg
+			printf "$spacer"
+		done
+		println
+	done
+done
+println
+