1 files changed, 15 insertions, 0 deletions
diff --git a/js/color.js b/js/color.js
new file mode 100644
index 0000000..f469a8f
--- /dev/null
+++ b/js/color.js
@@ -0,0 +1,15 @@
+
+var color_names = ("white black dark-blue green red dark-red purple orange " +
+                   "yellow lime dark-cyan cyan blue magenta dark-gray light-gray").split(" ");
+var color_hue_order = ("black dark-blue purple dark-red red orange " +
+                       "yellow lime green dark-cyan cyan blue magenta dark-gray light-gray white").split(" ");
+var gray_names = ("black dark-gray light-gray white").split(" ")
+var red_names = ("black dark-red red orange yellow white cyan").split(" ")
+var letters = "abcdefghijklmnop";
+var colors = {}, controls = {}
+color_names.forEach(function(name, i){ colors[name] = i })
+
+
+function hue (n) { return colors[color_hue_order[mod(n, 16)|0]] }
+function gray (n) { return colors[gray_names[mod(n, 4)|0]] }
+function red (n) { return colors[red_names[mod(n, 7)|0]] }