From 00904e1b61ce6692d5926981d02f251a6cb23b9e Mon Sep 17 00:00:00 2001
From: Christian Hammer <christian.hammer@dynarize.de>
Date: Tue, 24 Mar 2020 15:27:18 +0100
Subject: [PATCH] changed coding style

---
 src/Gregwar/Captcha/CaptchaBuilder.php | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/Gregwar/Captcha/CaptchaBuilder.php b/src/Gregwar/Captcha/CaptchaBuilder.php
index f5e004b..115b80c 100644
--- a/src/Gregwar/Captcha/CaptchaBuilder.php
+++ b/src/Gregwar/Captcha/CaptchaBuilder.php
@@ -31,7 +31,7 @@ class CaptchaBuilder implements CaptchaBuilderInterface
     /**
      * @var array
      */
-    protected $lineColor = array();
+    protected $lineColor = null;
 
     /**
      * @var array
@@ -269,14 +269,14 @@ public function setBackgroundImages(array $backgroundImages)
      */
     protected function drawLine($image, $width, $height, $tcol = null)
     {
-        $red = $this->rand(100, 255);
-        $green = $this->rand(100, 255);
-        $blue = $this->rand(100, 255);
-
-        if (!empty($this->lineColor)) {
+        if ($this->lineColor === null) {
             $red = $this->lineColor[0];
             $green = $this->lineColor[1];
             $blue = $this->lineColor[2];
+        } else {
+            $red = $this->rand(100, 255);
+            $green = $this->rand(100, 255);
+            $blue = $this->rand(100, 255);
         }
 
         if ($tcol === null) {