【php】GD库生成属性标签图

• 标签图生成方法

   public static function createLabelImage($labelList,$fileName=""){
   

        $initImageFun = function($width,$height){
   
            $image = imagecreatetruecolor($width, $height);
            $backgroundColor = imagecolorallocate($image, 255, 255, 255);
            imagefilledrectangle($image, 0, 0, $width, $height, $backgroundColor);
            return $image;
        };

        //是否包含中文字符
        $containsChineseFun = function ($str) {
   
            if (preg_match('/[\x{4e00}-\x{9fa5}]/u', $str)) {
   
                return true;
            } else {
   
                return false;
            }
        };
		//属性描述填充 超出长度自动换行
        $decFillImageFun = function($image,$textDesc2,&$yHeight,$textColor,$maxlen=15,$xDecStart=185,$fontSize=25){