将二维码天生到布景图片上,而且文字天生到布景图上,能够有限制扩增
1.天生前的图片
天生后的图片
class codeImg { private $date,$img,$main,$width,$height,$target,$white; public function constr($source) { $this->date = '' . date('Ymd') . '/'; $this->img = $this->date . md5($source) . '.jpg'; $this->main = imagecreatefromjpeg($source); $this->width = imagesx($this->main); $this->height = imagesy($this->main); $this->target = imagecreatetruecolor($this->width, $this->height); $this->white = imagecolorallocate($this->target, 255, 255, 255); imagefill($this->target, 0, 0, $this->white); imagecopyresampled($this->target, $this->main, 0, 0, 0, 0, $this->width, $this->height, $this->width, $this->height); } /** * 天生二维码 * @param [type] $website [天生二维码地点] * @param string $filename [天生二维路经称号] * @param string $level [这个参数可通报的值辨别是L(QR_ECLEVEL_L,7%)、M(QR_ECLEVEL_M,15%)、Q(QR_ECLEVEL_Q,25%)、H(QR_ECLEVEL_H,30%),这个参数管制二维码容错率,没有同的参数示意二维码可被笼罩的区域百分比,也就是被笼罩的区域还能辨认;] * @param integer $size [管制天生图片的巨细,默许为4] * @param integer $margin [管制天生二维码的空缺区域巨细] * @return [type] [description] */ public function qrencode($website, $filename = false, $level = "L", $size = 4, $margin = 2) { include "./phpqrcode/qrlib.php"; QRcode::png($website, $filename, $level, $size, 2); } /** * 把二维码图片天生到布景图片上及文字 * @param string $source 布景图片 * @param string $text1 文字形容 * @param string $child1 二维码图 * @param integer $textwidth 文字横向地位 * @param integer $textherght 文字高度 * @param integer $$fontSize 字体巨细 * @param integer $cate1,$cate2,$cate3 颜色表 * @param string $font 文字字体 * @return [type] [description] */ public function generateFont($source, $text1, $textwidth, $textherght, $fontSize = 18, $cate1 = 255, $cate2 = 250, $cate3 = 250, $font = './font/fangsong_GB2312.ttf') { $this->constr($source); $fontColor = imagecolorallocate($this->target, $cate1, $cate2, $cate3); //字的RGB颜色 $fontBox = imagettfbbox($fontSize, 0, $font, $text1); //文字程度居中本质 imagettftext($this->target, $fontSize, 0, $textwidth, $textherght, $fontColor, $font, $text1); $this->createImg(); return $this->img; } /** * [generateImg description] * @param string $source 布景图片 * @param string $codeurl 二维码图片 * @param integer $sourcewidth 二维码横向所正在地位 * @param integer $sourceheight 二维码高度地位 * @param integer $codewidth 二维码宽度 * @param integer $codeheight 二维码高度 * @return [type] [description] */ public function generateImg($source, $codeurl, $sourcewidth, $sourceheight, $codewidth = 100, $codeheight = 100) { $this->constr($source); $child1 = imagecreatefrompng($codeurl); $codewidth = $codewidth > 0 ? $codewidth :imagesx($child1); $codeheight = $codeheight > 0 ? $codeheight : imagesy($child1); imagecopyresampled($this->target, $child1, $sourcewidth, $sourceheight, 0, 0, $codewidth, $codeheight,imagesx($child1),imagesy($child1)); imagedestroy($child1); $this->createImg(); return $this->img; } function createImg() { @mkdir('./' . $this->date); imagejpeg($this->target, './' . $this->img, 95); imagedestroy($this->main); imagedestroy($this->target); } } $source = "./img/1000.jpg"; $codeImg = new codeImg($source); $website = "http://www.百度.com"; $codeurl = "./temp/code.png"; $codeImg->qrencode($website, $codeurl); ################################# $text = "开端了开端了hahhah呵呵"; $textwidth = 100; $textherght = 50; $generateFont = $codeImg->generateFont($source, $text, $textwidth, $textherght); ########################################################## $sourcewidth = 200; $sourceheight = 150; $generateImg = $codeImg->generateImg($generateFont, $codeurl, $sourcewidth, $sourceheight); echo "<img src='" . $generateImg . "'>"; ``
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