Implement mvc upload avatar Plus clipping function _ practical skills

Source: Internet
Author: User

In our use of QQ upload Avatar, registered user account will be encountered upload images, and according to their own requirements on the image to cut, this is how to achieve na?

This article mainly introduces the mvc to upload avatar and cut the function, share for everybody reference. Specifically as follows:

The screenshot of the running effect is as follows:

The specific code is as follows:

Front Code

<link href= "~/content/fineuploader.css" rel= "stylesheet"/> <link "href= ~/content/jquery". Jcrop.min.css "rel=" stylesheet "/> <link href=" ~/content/crop.min.css "rel=" "stylesheet"/> <script src= "~/" Scripts/jquery-1.8.2.min.js "></script> <script src=" ~/scripts/jquery.fineuploader-3.1.min.js "> </script> <script src= "~/scripts/jquery. Jcrop.min.js "></script> <script src=" ~/scripts/crop.js "></script> <div id=" Jquery-wrapped-fine-uploader "></div> <div id=" message "></div> <div id=" Crop_wrap "> < Div id= "Crop_holder" > <div id= "crop_area" class= "Border" >  </div> <div id=" Preview_area "> <div id=" Preview_title " ; current Avatar </div> <div id= "Preview_large_text" class= "Preview-text" >180pxx180px</div> <div id= "PR
    Eview_large_wrap "class=" Border "> </div> </div> & lt;/div> <div id= "crop_operation" style= "Display:none";
    > <form id= "form_crop" action= "/home/index" method= "POST" > <input type= "hidden" name= "x" id= "X" > <input type= "hidden" name= "y" id= "y" > <input type= "hidden" name= "W" id= "W" > <input type= "hidden" n Ame= "H" id= "H" > <input type= "hidden" name= "imgsrc" id= "imgsrc" > <input id= "crop_operation_submit" type = "Submit" value= "Cut and save"/><span id= "crop_operation_msg" style= "Display:none" class= "Green" ></span> &
 lt;/form> </div> <div id= "croped_message" class= "green" ></div> </div>

Background Code

Public ActionResult Index () {return View (); ///<summary>///Save thumbnails///</summary>///<param name= "form" ></param>///<return s></returns> [HttpPost] public actionresult Index (formcollection form) {int x = Convert.ToInt32 (form["x
   int y = Convert.ToInt32 (form["y"]);
   int w = Convert.ToInt32 (form["w"]);
   int h = Convert.ToInt32 (form["H"]); String imgsrc = form["Imgsrc"]. Substring (0, form["imgsrc").
   LastIndexOf ("?"));

   String path = Imghandler.cutavatar (imgsrc, X, Y, W, h);
   Save path Viewbag.path = path;
  return View (); ///<summary>///upload avatar///</summary>///<param name= "Qqfile" ></param>///<retur ns></returns> [HttpPost] public actionresult processupload (string qqfile) {try {string UPLOADFO
    Lder = "/upload/original/" + DateTime.Now.ToString ("yyyymm") + "/";
    String imgname = DateTime.Now.ToString ("DDHHMMSSFF"); String Imgtype = Qqfile. Substring (Qqfile.
    LastIndexOf ("."));
    String uploadpath = "";
    Uploadpath = Server.MapPath (Uploadfolder); if (!
    Directory.Exists (Uploadpath)) {directory.createdirectory (Uploadpath);  using (var InputStream = Request.inputstream) {using (var Fliestream = new FileStream (Uploadpath + imgname
     + Imgtype, FileMode.Create)) {Inputstream.copyto (fliestream);
   } return Json (new {success = true, message = Uploadfolder + imgname + imgtype});
   catch (Exception e) {return Json (new {fail = true, message = E.message});

The above is to achieve mvc upload image plus clipping part of the code, small series to share for everyone's reference, I hope to help you learn.

Related Article

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.