二维码带图片

addons/unishop/controller/Order.php

@@ -706,7 +706,18 @@ class Order extends Base
         //生成二维码图片
         \QRcode::png($value, $QRFile, $errorCorrectionLevel, $matrixPointSize, 2);
         $QR = imagecreatefromstring(file_get_contents($QRFile));
-
+        //二维码
+        $logoUrl = imagecreatefromstring(file_get_contents(ROOT_PATH . '/addons/unishop/library/phpqrcode/logo.png'));
+        $QR_width = imagesx($QR);//二维码图片宽度
+        $logo_width = imagesx($logoUrl);//logo图片宽度
+        $logo_height = imagesy($logoUrl);//logo图片高度
+        $logo_qr_width = $QR_width / 5;
+        $scale = $logo_width / $logo_qr_width;
+        $logo_qr_height = $logo_height / $scale;
+        $from_width = ($QR_width - $logo_qr_width) / 2;
+        //重新组合图片并调整大小
+        imagecopyresampled($QR, $logoUrl, $from_width, $from_width, 0, 0, $logo_qr_width,
+            $logo_qr_height, $logo_width, $logo_height);
         //输出图片
         Header("Content-type: image/png");
         ImagePng($QR);