From 02604745caf239215e8825865d19c5c9ce643a0d Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Wed, 13 Nov 2013 21:40:54 +0100
Subject: [PATCH] Add ol.color.equals

---
 src/ol/color/color.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/ol/color/color.js b/src/ol/color/color.js
index 05899b7ede..92ef3f35dd 100644
--- a/src/ol/color/color.js
+++ b/src/ol/color/color.js
@@ -48,6 +48,18 @@ ol.color.rgbaColorRe_ =
     /^(?:rgba)?\((0|[1-9]\d{0,2}),\s?(0|[1-9]\d{0,2}),\s?(0|[1-9]\d{0,2}),\s?(0|1|0\.\d{0,10})\)$/i;
 
 
+/**
+ * @param {ol.Color} color1 Color1.
+ * @param {ol.Color} color2 Color2.
+ * @return {boolean} Equals.
+ */
+ol.color.equals = function(color1, color2) {
+  return color1 === color2 || (
+      color1[0] == color2[0] && color1[1] == color2[1] &&
+      color1[2] == color2[2] && color1[3] == color2[3]);
+};
+
+
 /**
  * @param {string} s String.
  * @param {ol.Color=} opt_color Color.