商品海报生成 带商品名称,价格,二维码,图片

因为客户上传的商品图大小不一,所以加了一个原图裁剪方法 mkThumbnail (代码参考另一篇文章 https://www.cnblogs.com/gyrgyr/p/13726317.html )

生成图示例:(背景尺寸1066*1599)

 

 

 

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87

public function getActivityImg($logo='',$template,$url,$goods_info)     {           $price = empty($goods_info['sg_vip_price']) || $goods_info['sg_vip_price']==0 ?$goods_info['sg_price']:$goods_info['sg_vip_price']; //商品价格           $QR = "base.png";           $last = "last.png";           $errorCorrectionLevel = 'Q'; //防错等级           $matrixPointSize = 3; //二维码大小             //二维码位置           $x = 815;           $y = 625;           //生成二维码           //参数内容:二维码储存内容，生成存储，防错等级，二维码大小，白边大小           Vendor('phpqrcode.phpqrcode');           $object = new \QRcode();           $object->png($url, $QR, $errorCorrectionLevel, $matrixPointSize, 1);             $last = $QR;             //合成二维码图片跟 模板图片           $path_1 = $template; //背景图           $path_2 = $last;  //二维码图           $dst = imagecreatefromstring(file_get_contents($path_1));           $src = imagecreatefromstring(file_get_contents($path_2));           list($src_w, $src_h) = getimagesize($path_2);           imagecopymerge($dst, $src, $x, $y, 0, 0, $src_w, $src_h, 100);             //商品图片缩放为新图片           $EchoPath='./share_cod/-'.rand(99).time().'.png';           $r = $this->mkThumbnail($goods_info['sg_img_url'],'418','408',$EchoPath);           //商品图位置           $goods_x = 176;           $goods_y = 937;           //合并商品图  与  二维码带背景           $path_2 =  $EchoPath;  //商品图           $src = imagecreatefromstring(file_get_contents($path_2));           list($src_w, $src_h) = getimagesize($path_2);           imagecopymerge($dst, $src, $goods_x, $goods_y, 0, 0, $src_w, $src_h, 100);                       //打上文字  商品名称           $font = '/usr/share/fonts/chinese/msyhbd.ttf';           $g_name = mb_substr($goods_info['sg_name'],0,10,'utf-8').'...';           /*<br>　　          这块注释的是原来设计图文字是居中的,具体文字数量不确定,所以计算的居中位置,后来改为靠右,有了具体尺寸就不用了<br>                $fontBox = imagettfbbox(33, 0, $font, $g_name);                 $textx = ceil((896 - $fontBox[2]) / 2 ); //计算居中位置                 $black = imagecolorallocate($dst, 0x00, 0x00, 0x00);//字体                 $black = imagecolorallocate($dst, 0x00, 0x00, 0x00);//字体                 imagefttext($dst, 33, 0,  $textx,  290, $black, $font, $g_name);//字体颜色           */           $black = imagecolorallocate($dst, 254, 243, 222);//字体           imagefttext($dst, 50, 0,  370,  270, $black, $font, $g_name);//字体颜色             //打上文字 原价           $black = imagecolorallocate($dst, 231,162,115);//字体           imagefttext($dst, 30, 0,  552,  388, $black, $font, intval($goods_info['sg_y_price']));//字体颜色           //打上文字 价格           $black = imagecolorallocate($dst, 255,255,255);//字体           imagefttext($dst, 35, 0,  810,  388, $black, $font, intval($price));//字体颜色            //打上文字 卖点           $black = imagecolorallocate($dst, 255, 255, 255);//字体           imagefttext($dst, 38, 0,  399,  530, $black, $font, $goods_info['sg_describe']);//字体颜色              //输出图片           list($dst_w, $dst_h, $dst_type) = getimagesize($path_1);           switch ($dst_type) {                 case 1://GIF                     $typ = 'gif';                     break;                 case 2://JPG                     $typ = 'jpg';                     break;                 case 3://PNG                     $typ = 'png';                     break;                 default:                     break;             }                    //输出到本地文件夹，返回生成图片的路径          $fileName= get_mpid().'_'.$goods_info['sg_id'].time();          $EchoPath='./Images/share_img/'.$fileName.'.'.$typ;          imagepng($dst,$EchoPath);          imagedestroy($dst);          imagedestroy($src);          return   $EchoPath;     }