From 8f9057c7b83cec29c90ca53c470ce37cc1cb0a86 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim=20D=C3=BCsterhus?= <timwolla@arcor.de>
Date: Tue, 23 Apr 2013 16:36:04 +0200
Subject: [PATCH] Improve output of gradient.

---
 file/lib/util/ChatUtil.class.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/file/lib/util/ChatUtil.class.php b/file/lib/util/ChatUtil.class.php
index 7336d97..87eab8a 100644
--- a/file/lib/util/ChatUtil.class.php
+++ b/file/lib/util/ChatUtil.class.php
@@ -114,6 +114,10 @@ public static function gradient($string, $start, $end) {
 		$string = self::str_split($string);
 		if (count($string) === 0) return '';
 		
+		if ($start === $end) {
+			return '<span style="color:rgb('.($start >> 16 & 255).','.($start >> 8 & 255).','.($start & 255).')">'.\wcf\util\StringUtil::encodeHTML($string).'</span>'
+		}
+		
 		$r = (int) ((($start >> 16 & 255) - ($end >> 16 & 255)) / (count($string) - 1));
 		$g = (int) ((($start >> 8 & 255) - ($end >> 8 & 255)) / (count($string) - 1));
 		$b = (int) ((($start & 255) - ($end & 255)) / (count($string) - 1));