Added generator that creates icons

generator/convert.rb

@@ -0,0 +1,78 @@
+#!/usr/bin/env ruby
+# Frozen_String_Literal: true
+
+REPLACE = "#4E81ED".upcase.freeze
+BASE = File.join(__dir__, 'oreo_base_cursors')
+CONFIG_FILE = 'colours.conf'
+OUT_DIR = File.join(File.expand_path('..', __dir__), 'src')
+
+# Content of index.theme inside each theme
+INDEX_THEME = proc do |x|
+	<<~EOF
+		[Icon Theme]
+		Name=Oreo #{x.split(?_).map(&:capitalize).join(?\s)} Cursors
+		Comment=design by varlesh
+	EOF
+end
+
+### Code ###
+puts "Error with the output directory. Does it exist? Is it writable?" unless File.writable?(OUT_DIR)
+
+colours = {}
+hex = (?0..?9).to_a + (?a..?f).to_a << ?#
+
+if File.readable?(CONFIG_FILE)
+	IO.readlines(CONFIG_FILE).each_with_index do |x, i|
+		name, colour = x.split(?=).then { |y| [y[0].to_s.strip, y[1].to_s.strip] }
+
+		# Make sure colour name is not 0 characters long or too long
+		if name.length.zero? || name.length > 512
+			puts %Q(:: Line #{i.next}: "#{name}" is not a valid name.)
+			next
+		end
+
+		# Make sure all the colour characters are valid hex
+		if !colour.chars.all? { |y| hex.include?(y.downcase) } || ![3, 6, 4, 7].include?(colour.length)
+			puts %Q(:: Line #{i.next}: "#{colour}" is not a valid colour)
+			next
+		end
+
+		# Make sure colour starts with #
+		colour.prepend(?#) unless colour.start_with?(?#)
+
+		# Make sure colour is 6 characters long
+		colour.replace(?# + colour.chars[1..-1].map { |y| y + y }.join) if colour.length == 4
+
+		# Print RGB in the terminal
+		r, g, b = colour[1..2].to_i(16), colour[3..4].to_i(16), colour[5..6].to_i(16)
+		puts "\e[38;2;#{r};#{g};#{b}m#{name}: #{colour}\e[0m"
+
+		colours.merge!(name => colour)
+	end
+
+else
+	puts "Unable to read #{CONFIG_FILE}"
+end
+
+r = []
+r << REPLACE[1] if REPLACE.split('').drop(1).uniq.count == 1
+
+str = REPLACE[1..-1].downcase.+(REPLACE[1..-1].upcase).split('')
+r.concat(str.combination(6).to_a.map { |x| x.prepend(?#).join } ) unless str.all? { |x| x == x.to_i }
+r.uniq!
+
+colours.each do |x, y|
+	dirname = File.join(OUT_DIR, "oreo_#{x}_cursors")
+	Dir.mkdir(dirname) unless Dir.exist?(dirname)
+
+	Dir.glob("#{BASE}/*.svg").each do |z|
+		if File.file?(z)
+			dest_file = File.join(dirname, File.basename(z))
+			data = IO.read(z)
+			r.each { |c| data.gsub!(c, y) }
+			IO.write(dest_file, data)
+		end
+	end
+
+	IO.write(File.join(dirname, 'index.theme'), INDEX_THEME.call(x))
+end