Ueditor image watermark

Ueditor image watermark

<无详细内容> /* PHP image and text watermark class library Currently, this class library only supports text watermarks. the position is in the lower right corner and the color is random. Call method: 1. introduce a class library at the top of the file to be watermarked: Include_once 'imageclass. php '; 2. declare a new class: $ Tpl = new image_fu; 3. provide parameters for image watermarks: $ Tpl-> img (image path, watermark text, font path, font size, font angle ); For example: $ tpl-> img('abc.jpg ', 'This is the watermark text', 'ziti. ttf) */ Class image_fu { Private $ image; Private $ img_info; Private $ img_width; Private $ img_height; Private $ img_im; Private $ img_text; Private $ img_ttf = ''; Private $ img_new; Private $ img_text_size; Private $ img_jd; Function img ($ img = '', $ txt ='', $ ttf = '', $ size = 12, $ jiaodu = 0 ){ If (isset ($ img) & file_exists ($ img) {// check whether the image exists $ This-> image = $ img; $ This-> img_text = $ txt; $ This-> img_text_size = $ size; $ This-> img_jd = $ jiaodu; If (file_exists ($ ttf )){ $ This-> img_ttf = $ ttf; } Else { Exit ('font File: '. $ ttf.' does not exist! '); } $ This-> imgyesno (); } Else { Exit ('Image File: '. $ img.' doesn't exist '); } } Private function imgyesno (){ $ This-> img_info = getimagesize ($ this-> image ); $ This-> img_width = $ this-> img_info [0]; // image width $ This-> img_height = $ this-> img_info [1]; // picture height // Check the image type Switch ($ this-> img_info [2]) { Case 1: $ this-> img_im = imagecreatefromgif ($ this-> image); break; Case 2: $ this-> img_im = imagecreatefromjpeg ($ this-> image); break; Case 3: $ this-> img_im = imagecreatefrompng ($ this-> image); break; Default: exit ('watermarks are not supported in image format '); } $ This-> img_text (); } Private function img_text (){ Imagealphablending ($ this-> img_im, true ); // Set the color $ Color = imagecolorallocate ($ this-> img_im, 255,255,255 ); $ Txt_height = $ this-> img_text_size; $ Txt_jiaodu = $ this-> img_jd; $ Ttf_im = imagettfbbox ($ txt_height, $ txt_jiaodu, $ this-> img_ttf, $ this-> img_text ); $ W = $ ttf_im [2]-$ ttf_im [6]; $ H = $ ttf_im [3]-$ ttf_im [7]; // $ W = $ ttf_im [7]; // $ H = $ ttf_im [8]; Unset ($ ttf_im ); $ Txt_y = $ this-> img_height * 0.5; $ Txt_x = $ this-> img_width * 0.2; // $ Txt_y = 0; // $ Txt_x = 0; $ This-> img_new = @ imagettftext ($ this-> img_im, $ txt_height, $ txt_jiaodu, $ txt_x, $ txt_y, $ color, $ this-> img_ttf, $ this-> img_text ); @ Unlink ($ this-> image); // delete an image Switch ($ this-> img_info [2]) {// Obtain the background image format Case 1: imagegif ($ this-> img_im, $ this-> image); break; Case 2: imagejpeg ($ this-> img_im, $ this-> image); break; Case 3: imagepng ($ this-> img_im, $ this-> image); break; Default: exit ('watermark Image failed '); } } // Display the image Function img_show () {echo 'image. '"border =" 0 "alt ="'. $ this-> img_text. '"/> ';} // Release the memory Private function img_nothing (){ Unset ($ this-> img_info ); Imagedestroy ($ this-> img_im ); } } ?> /** * Created by JetBrains PhpStorm. * User: taoqili * Date: 12-7-18 * Time: AM */ Header ("Content-Type: text/html; charset = utf-8 "); Error_reporting (E_ERROR | E_WARNING ); Include "Uploader. class. php "; // Upload the description form name in the image box, $ Title = htmlspecialchars ($ _ POST ['pictitle'], ENT_QUOTES ); $ Path = htmlspecialchars ($ _ POST ['dir'], ENT_QUOTES ); // Upload configuration $ Config = array ( "SavePath" => ($ path = "1 "? "Upload/": "upload1 /"), "MaxSize" => 1000, // unit: KB "AllowFiles" => array (". gif", ". png", ". jpg", ". jpeg", ". bmp ") ); // Generate and upload the instance object $ Up = new Uploader ("upfile", $ config ); /** * Obtain the parameters and array structure corresponding to the uploaded file. * Array ( * "OriginalName" => "", // original file name * "Name" => "", // new file name * "Url" => "", // return address * "Size" => "", // file size * "Type" => "", // file type * "State" => "" // Upload status. if the upload is successful, "SUCCESS" must be returned" *) */ $ Info = $ up-> getFileInfo (); /** * Return json data to the browser *{ * 'URL': 'a.jpg ', // path of the saved file * 'Title': 'hello', // file description, which is added to the title attribute on the front end of the image. * 'Original': 'B .jpg', // original file name * 'State': 'success' // Upload status. if the upload succeeds, SUCCESS is returned. other values are returned to the image upload box as they are. *} */ /* Include "imgwater. php "; $ Tpl = new image_fu; $ Tpl-> img ($ info ['URL'], 'http: // www.zgxbzh.com/', 'simsun.ttc', 30,0 );*/ Echo "{'URL ':'". $ info ["url"]. "', 'Title ':'". $ title. "', 'original ':'". $ info ["originalName"]. "', 'State ':'". $ info ["state"]. "'}";