From 4bf0af5193fcd9688254a76fc8f28b968594c6dd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=93=AD=E6=98=95?= <715557344@qq.com>
Date: Fri, 25 Feb 2022 13:30:53 +0800
Subject: [PATCH] fix bug

---
 src/DragVerifier.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/DragVerifier.php b/src/DragVerifier.php
index 6df84a3..cf736bc 100644
--- a/src/DragVerifier.php
+++ b/src/DragVerifier.php
@@ -32,10 +32,11 @@ public function __construct(
         ?int $color = null,
     ) {
         if ($hollowedImage === null) {
-            $this->hollowedImage = $this->createHollowedImage();
+            $hollowedImage = $this->createHollowedImage();
         }
 
-        $this->color = $color ?? imagecolorat($this->hollowedImage, 0, 0);
+        $this->hollowedImage = $hollowedImage;
+        $this->color = $color ?? imagecolorat($hollowedImage, 0, 0);
     }
 
     public function generate(): DragCode