flex fileupload

展开下面的代码看吧，第一次使用代码模式，有点问题

一、CS相应源码如下：

  1. import flash.net.FileReference;
  2. import flash.net.URLRequest;
  3. import flash.net.FileFilter;
  4. import flash.display.Sprite;
  5. import flash.events.*;
  9. var fileRef = new FileReference();
  10. var fileListener = new Object();
  12. var totalBytes:Number = 0;
  13. var uploadedBytes:Number = 0;
  15. //从外部获取也许上传的文件类型
  16. var acceptFileType:String = getFlashVars("acceptFileType");
  17. //设置上传完毕后执行的js脚本
  18. var comJsFun:String=getFlashVars("ComJsFun");
  19. //this.tbFilePath.text = comJsFun;
  20. //
  21. var uploadURL:URLRequest = new URLRequest();
  22. var xmlRequest:URLRequest = new URLRequest();
  23. var xmlLoader:URLLoader = new URLLoader();
  25. //初始化系统
  26. function init() {
  27.     this.mcWaterStyle.visible = false;
  28.     this.mcFilePlayer.visible = false;
  29.     this.progressBar.visible = false;
  31.     //设置按钮文字大小，默认的字体和大小有点难看。
  32.     var myFormat = new TextFormat();
  33.     myFormat.size = 12;
  34.     this.btBrowser.setStyle("textFormat", myFormat);
  35.     this.btUpload.setStyle("textFormat", myFormat);
  36.     this.tbFilePath.setStyle("textFormat", myFormat);
  37.    
  38.     this.mcWaterStyle.style0.setStyle("textFormat", myFormat);
  39.     this.mcWaterStyle.style1.setStyle("textFormat", myFormat);
  40.     this.mcWaterStyle.style2.setStyle("textFormat", myFormat);
  41.     this.uploadInfo.setStyle("textFormat", myFormat);
  42.    
  43. //如果从FlashVars获取的参数acceptFileType（限定上传文件类型）无值，那么访问相应的XML（上传文件类型配置）
  44.     if(acceptFileType==""){
  45.         //从外部获取上传附加的文件类型。
  46.         xmlRequest = new URLRequest("http://www.cnblogs.com/XML/Setting_Article.xml");
  47.         xmlLoader.load(xmlRequest);
  48.         xmlLoader.addEventListener(Event.COMPLETE,loaderHandler);
  49.     }
  50. }
  52. init();
  54. //按钮事件
  55. this.btBrowser.addEventListener(MouseEvent.CLICK, browseHandler);
  56. this.btUpload.addEventListener(MouseEvent.CLICK, UploadHandler);
  58. fileRef.addEventListener(Event.SELECT,selectHandler);//选择文件
  59. fileRef.addEventListener(Event.CANCEL, cancelHandler);//上传过程中取消事件
  60. fileRef.addEventListener(Event.OPEN, openHandler);//开始上传事件
  61. fileRef.addEventListener(Event.COMPLETE, completeHandler);//上传完毕事件
  62. fileRef.addEventListener(DataEvent.UPLOAD_COMPLETE_DATA,uploadCompleteDataHandler)//上传数据完毕事件，有点迷惑Event.COMPLETE跟DataEvent.UPLOAD_COMPLETE_DATA的区别
  63. fileRef.addEventListener(ProgressEvent.PROGRESS, progressHandler);//上传过程事件，相应的进度条代码在这里了
  65. //监听上传过程可能出错的事件
  66. fileRef.addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler);
  67. fileRef.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);
  68. fileRef.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);
  71. //浏览按钮事件
  72. function browseHandler(event:MouseEvent):void {
  73.     fileRef.browse(browseGetTypes());
  74. }
  75. function browseGetTypes():Array {
  76.     var allTypes:Array = new Array(browseGetFileTypeFilter());
  77.     return allTypes;
  78. }
  80. function browseGetFileTypeFilter():FileFilter {
  81.    
  82.     if(acceptFileType!=""){
  83.         var arr = acceptFileType.split("|");
  84.         var FileExtension = "";
  85.         for(var i=0;i<arr.length;i++){
  86.             if (arr == "")
  87.                 continue;
  88.             if(i==0)
  89.                 FileExtension = "*."+arr;
  90.             else
  91.                 FileExtension = FileExtension+";*."+arr;
  92.         }
  93.         return new FileFilter("文件格式("+FileExtension+")", ""+FileExtension+"");
  94.     }else{
  95.         return new FileFilter("所有文件(*.*)","*.*");
  96.     }
  97.    
  98.     //return new FileFilter("所有文件(*.*)","*.*");
  99. }
  101. //加载上传配置事件
  102. function loaderHandler(event:Event):void {
  103.     var myXML:XML = new XML(xmlLoader.data);
  104.     //myXML = XML();
  105.     acceptFileType = myXML.child("Upload").ContontFileStyle;
  106.     trace("--"+myXML.child("Upload").ContontFileStyle+"--");
  107.     if(this.uploadInfo.text=="")
  108.         this.uploadInfo.text = "允许的格式："+myXML.child("Upload").ContontFileStyle;
  109. }
  111. //选择文件事件
  112. function selectHandler(event:Event):void{
  113.     this.uploadInfo.text = "";
  114.     this.mcWaterStyle.visible = false;
  115.     this.mcFilePlayer.visible = false;
  116.    
  117.     if (fileRef.size > 0){
  118.         totalBytes = fileRef.size;
  119.         this.tbFilePath.text =  fileRef.name+ "[" + this.getSizeType(totalBytes) + "]";
  120.         var fileExtName = fileRef.name.substring(fileRef.name.lastIndexOf(".")+1);
  121.         switch(fileExtName.toLowerCase()){
  122.             case "jpg":
  123.             case "jpeg":
  124.             case "gif":
  125.             case "bmp":
  126.                 this.mcWaterStyle.visible = true;
  127.                 break;
  128.             case "flv":
  129.                 this.mcFilePlayer.visible = true;
  130.                 this.mcFilePlayer.mcWidth.text = 410;
  131.                 this.mcFilePlayer.mcHeight.text = 370;
  132.                 break;
  133.             case "swf":
  134.                 this.mcFilePlayer.visible = true;
  135.                 this.mcFilePlayer.mcWidth.text = 550;
  136.                 this.mcFilePlayer.mcHeight.text = 400;
  137.                 break;
  138.             case "rm":
  139.             case "rmvb":
  140.             case "mp3":
  141.             case "avi":
  142.             case "mpg":
  143.             case "mpeg":
  144.             case "asf":
  145.             case "wmv":
  146.             case "wma":
  147.                 this.mcFilePlayer.visible = true;
  148.                 this.mcFilePlayer.mcWidth.text = 550;
  149.                 this.mcFilePlayer.mcHeight.text = 400;
  150.                 break;
  151.             default:
  152.                 this.mcWaterStyle.visible = false;
  153.                 this.mcFilePlayer.visible = false;
  154.                 break;
  155.         }
  156.     }else{
  157.         this.uploadInfo.text = "错误：您没有选择文件！";
  158.     }
  159. }
  161. //上传过程中取消
  162. function cancelHandler(event:Event):void{
  163.     this.progressBar.visible = false;
  164. };
  166. //当上载或下载操作开始时
  167. function openHandler(event:Event):void{
  168.     this.tbFilePath.visible = false;
  169.     this.mcWaterStyle.visible = false;
  170.     this.mcFilePlayer.visible = false;
  171.     this.btBrowser.visible = false;
  172.     this.btUpload.label = "取消";
  173.     this.progressBar.visible = true;
  174. };
  176. //点击伤
  177. function UploadHandler(event:MouseEvent):void{
  178.     if (this.btUpload.label=="上传"){
  179.         var WaterMarkStyleP:String = "";
  180.         if(this.mcWaterStyle.style0.selected == true)
  181.             WaterMarkStyleP = "0";
  182.         else if(this.mcWaterStyle.style1.selected == true)
  183.             WaterMarkStyleP = "1";
  184.         else if(this.mcWaterStyle.style2.selected == true)
  185.             WaterMarkStyleP = "2";
  186.        
  187.         var mcFilePlayerP:String="&width="+this.mcFilePlayer.mcWidth;
  188.         mcFilePlayerP += "&height="+this.mcFilePlayer.mcHeigth;
  189.        
  190.         if(this.mcFilePlayer.mcAutoYes.selected == true)
  191.             mcFilePlayerP += "&auto=true";
  192.         else if(this.mcFilePlayer.mcAutoNo.selected == true)
  193.             mcFilePlayerP += "&auto=false";
  194.            
  195.         uploadURL.url="Upload_File_SWF.aspx?WaterMarkStyle="+WaterMarkStyleP+mcFilePlayerP;
  196.         fileRef.upload(uploadURL);//此为采用aspx默认方式进行上传的文件地址。如：Upload_File_SWF.aspx此页面我在上传完毕后，直接进行Response.Write("true");那么Flash可在uploadCompleteDataHandler后可后去到true这个数据。以便你进行操作。
  197.     }else if(this.btUpload.label=="取消"){
  198.         this.tbFilePath.visible = true;
  199.         this.mcWaterStyle.visible = false;
  200.         this.mcFilePlayer.visible = false;
  201.         this.btBrowser.visible = true;
  202.         this.btUpload.label = "上传";
  203.         this.progressBar.visible = false;
  204.         this.uploadInfo.text="";
  205.     }else if(this.btUpload.label=="重新上传"){
  206.         this.tbFilePath.visible = true;
  207.         this.mcWaterStyle.visible = false;
  208.         this.mcFilePlayer.visible = false;
  209.         this.btBrowser.visible = true;
  210.         this.btUpload.label = "上传";
  211.         this.progressBar.visible = false;
  212.     }
  213. }
  215. //在文件上载或下载操作期间定期调用
  216. function progressHandler(event:ProgressEvent):void{
  217.     //var fileRef:FileReference = FileReference(event.target);
  218.     if(event.bytesLoaded==event.bytesTotal){
  219.         this.uploadInfo.text= "正在转移数据，请稍后--"+getSizeType(event.bytesLoaded)+"/"+getSizeType(event.bytesTotal);
  220.     }else{
  221.         this.progressBar.mcMask.width = (event.bytesLoaded/event.bytesTotal)*this.progressBar.mcLoaded.width;
  222.         this.uploadInfo.text="上传文件中，请等待--"+getSizeType(event.bytesLoaded)+"/"+getSizeType(event.bytesTotal);
  223.     }
  224. }
  226. function completeHandler(event:Event):void {
  227.     //trace("completeHandler: " + event);
  228.     this.tbFilePath.visible = true;
  229.     this.tbFilePath.text = "";
  230.     this.mcWaterStyle.visible = false;
  231.     this.mcFilePlayer.visible = false;
  232.     this.btBrowser.visible = true;
  233.     this.btUpload.label = "上传";
  234.     this.progressBar.visible = false;
  235.     //this.uploadInfo.text = "上传成功！";
  236. }
  238. function uploadCompleteDataHandler(event:DataEvent):void {
  239.     if(event.data.indexOf("|")!=-1){
  240.         var fileInfoArr = event.data.split("|");
  241.         if(fileInfoArr[0].toLowerCase()=="true"){
  242.             this.uploadInfo.text = "上传成功："+fileInfoArr[1]+"！";
  243.             if(comJsFun!=""){
  244.                 //ExternalInterface.call("UploadForEditor","hh");
  245.                 ExternalInterface.call("UploadForEditor",event.data.replace("true|",""));
  246.                 //this.tbFilePath.text = event.data;
  247.             }
  248.         }else{
  249.             this.uploadInfo.text = "上传失败："+EncodeUtf8(fileInfoArr[1])+"！";
  250.         }
  251.     }
  252.    
  253.    
  254.    
  255.     trace("uploadCompleteData: " + event.data);
  256. }
  260. //错误事件
  261. function httpStatusHandler(event:HTTPStatusEvent):void {
  262.   trace("httpStatusHandler: " + event);
  263.   this.mcWaterStyle.visible = false;
  264.   this.mcFilePlayer.visible = false;
  265.   this.uploadInfo.text="HTTP错误： " +  event;
  266. }
  267. function ioErrorHandler(event:IOErrorEvent):void {
  268.   trace("ioErrorHandler: " + event);
  269.   this.mcWaterStyle.visible = false;
  270.   this.mcFilePlayer.visible = false;
  271.   this.uploadInfo.text="IO错误： " +  event;
  272. }
  273. function securityErrorHandler(event:SecurityErrorEvent):void {
  274.   trace("openHandler: " + event);
  275.   this.mcWaterStyle.visible = false;
  276.   this.mcFilePlayer.visible = false;
  277.   this.uploadInfo.text="IO安全设置错误： " +  event;
  278. }
  286. /**//*--------------------以下为常用函数-------------
  287. ---------------------------------------------*/
  288. //处理文件大小表示方法
  289. function getSizeType(s)
  290. {
  291.     var danwei = ["Byte","KB","MB","GB" ];
  292.     var d = 0;
  293.     while ( s >= 900 )
  294.     {
  295.         s = Math.round(s*100/1024)/100;
  296.         d++;
  297.     }
  298.     return s+danwei[d];
  299. }
  301. function getFlashVars(parName){
  302.     var parValue:String=stage.loaderInfo.parameters[parName];
  303.     if(parValue==null)
  304.       return "";
  305.     else
  306.       return parValue;
  307. }
  311. //转换乱码
  312. function EncodeUtf8(str : String):String {
  313.     var oriByteArr : ByteArray = new ByteArray();
  314.     oriByteArr.writeUTFBytes(str);
  315.     var tempByteArr : ByteArray = new ByteArray();
  316.     for (var i = 0; i<oriByteArr.length; i++) {
  317.         if (oriByteArr == 194) {
  318.             tempByteArr.writeByte(oriByteArr[i+1]);
  319.             i++;
  320.         } else if (oriByteArr == 195) {
  321.             tempByteArr.writeByte(oriByteArr[i+1] + 64);
  322.             i++;
  323.         } else {
  324.             tempByteArr.writeByte(oriByteArr);
  325.         }
  326.     }
  327.     tempByteArr.position = 0;
  328.     return tempByteArr.readMultiByte(tempByteArr.bytesAvailable,"chinese");
  329.     //return tempByteArr.readMultiByte(tempByteArr.bytesAvailable,"chinese");
  330. }
复制代码

二、相应的上传文件代码(.net)

  1. using System;
  2. using System.Data;
  3. using System.Configuration;
  4. using System.Collections;
  5. using System.Web;
  6. using System.Web.Security;
  7. using System.Web.UI;
  8. using System.Web.UI.WebControls;
  9. using System.Web.UI.WebControls.WebParts;
  10. using System.Web.UI.HtmlControls;
  11. using System.IO;
  12. using System.Drawing;
  13. using System.Drawing.Imaging;
  16. namespace TT.WebManager.Web.Admin.Article
  17. {
  18.     public partial class Upload_File_SWF : System.Web.UI.Page
  19.     {
  20.         string AppPath = "";
  22.         string FileURL = "";//文件网络地址
  23.         string FileURL2 = "";//文件网络地址,如果加了水印
  24.         string FileAppPath = "";
  25.         string FileAppPath2 = "";
  27.         string sFilePathName = "";
  28.         string sFileName = "";
  29.         int FileSize = 0;
  31.         string FileExtName = "";
  33.         int WaterMarkStyle = 0;
  34.         string FileAuto = "true";
  35.         int FileWidth = 0;
  36.         int FileHeigth = 0;
  38.         protected void Page_Load(object sender, EventArgs e)
  39.         {
  40.             TT.WebManager.BLL.Setting bll = new TT.WebManager.BLL.Setting();
  41.             bll.Init(false);
  43.             AppPath = System.Web.HttpContext.Current.Request.PhysicalApplicationPath;
  45.             WaterMarkStyle = Methods.Req.GetInt("WaterMarkStyle", 0);
  46.             FileWidth = Methods.Req.GetInt("Width",550);
  47.             FileHeigth = Methods.Req.GetInt("Heigth", 400);
  48.             FileAuto = Methods.Req.GetString("Auto");
  50.             try
  51.             {
  52.                 HttpPostedFile postedFile = Request.Files["Filedata"];
  53.                 sFilePathName = postedFile.FileName;
  54.                 FileSize = postedFile.ContentLength;  //===========获取文件的大小
  56.                 if (FileSize <= 0)
  57.                 {
  58.                     Response.Clear();
  59.                     Response.Write("false|您没有选择文件！");
  60.                     Response.End();
  61.                 }
  62.                 else
  63.                 {
  64.                     sFileName = sFilePathName.Substring(sFilePathName.LastIndexOf("\\") + 1);
  65.                     FileExtName = sFilePathName.Substring(sFilePathName.LastIndexOf(".") + 1);
  66.                     if (IsValidFileType(FileExtName) == false)
  67.                     {
  68.                         Response.Clear();
  69.                         Response.Write("false|系统禁止上传此格式的文件！");
  70.                         Response.End();
  71.                     }
  72.                     else
  73.                     {
  74.                         GotoUploadFile(postedFile);
  75.                     }
  76.                 }
  77.             }
  78.             catch { }
  79.            
  80.         }
  82.         protected void GotoUploadFile(HttpPostedFile postedFile)
  83.         {
  84.             string NewFileName = DateTime.Now.ToString("yyyyMMddhhmmss") + FileSize + "." + FileExtName;
  85.             string NewFileName2 = DateTime.Now.ToString("yyyyMMddhhmmss") + FileSize + "_1." + FileExtName;
  86.             string NewFilePath = "";
  87.             if (Model.Article.Setting.Upload_SortFile == true)
  88.             {
  89.                 if (Model.Article.Setting.Upload_FolderStyle != "")
  90.                 {
  91.                     FileURL = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + FileExtName + "/" + DateTime.Now.ToString(Model.Article.Setting.Upload_FolderStyle) + "/" + NewFileName;
  92.                     FileURL2 = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + FileExtName + "/" + DateTime.Now.ToString(Model.Article.Setting.Upload_FolderStyle) + "/" + NewFileName2;
  93.                     NewFilePath = AppPath + Model.Article.Setting.Upload_Folder.Replace("/", "\\") + "\\" + FileExtName + "\\" + DateTime.Now.ToString(Model.Article.Setting.Upload_FolderStyle).Replace("/", "\\");
  94.                 }
  95.                 else
  96.                 {
  97.                     FileURL = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + FileExtName + "/" + NewFileName;
  98.                     FileURL2 = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + FileExtName + "/" + NewFileName2;
  99.                     NewFilePath = AppPath + Model.Article.Setting.Upload_Folder.Replace("/", "\\") + "\\" + FileExtName;
  100.                 }
  102.             }
  103.             else
  104.             {
  105.                 if (Model.Article.Setting.Upload_FolderStyle != "")
  106.                 {
  107.                     FileURL = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + DateTime.Now.ToString(Model.Article.Setting.Upload_FolderStyle) + "/" + NewFileName;
  108.                     FileURL2 = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + DateTime.Now.ToString(Model.Article.Setting.Upload_FolderStyle) + "/" + NewFileName2;
  109.                     NewFilePath = AppPath + Model.Article.Setting.Upload_Folder.Replace("/", "\\") + "\\" + DateTime.Now.ToString(Model.Article.Setting.Upload_FolderStyle).Replace("/", "\\");
  110.                 }
  111.                 else
  112.                 {
  113.                     FileURL = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + NewFileName;
  114.                     FileURL2 = Model.Article.Setting.Upload_Prefix + Model.Article.Setting.Upload_Folder + "/" + NewFileName2;
  115.                     NewFilePath = AppPath + Model.Article.Setting.Upload_Folder.Replace("/", "\\");
  116.                 }
  117.             }
  119.             TT.WebManager.Methods.IIOO.CreateDirectory(NewFilePath);
  121.             FileAppPath = NewFilePath + "\\" + NewFileName;
  122.             FileAppPath2 = NewFilePath + "\\" + NewFileName2;
  124.             postedFile.SaveAs(FileAppPath);
  125.             switch (FileExtName.ToLower())
  126.             {
  127.                 case "jpg":
  128.                 case "jpeg":
  129.                 case "gif":
  130.                 case "bmp":
  131.                 case "png":
  132.                     //==========生成水印=============
  133.                     switch (WaterMarkStyle)
  134.                     {
  135.                         case 1:
  136.                             CreateWeaterText(FileAppPath, FileAppPath2, Model.Article.Setting.WaterMark_Text, FileExtName);
  137.                             FileURL = FileURL2;
  138.                             break;
  139.                         case 2:
  140.                             CreateWeaterPicture(FileAppPath, FileAppPath2, Server.MapPath(Model.Article.Setting.WaterMark_Picture), FileExtName);
  141.                             FileURL = FileURL2;
  142.                             break;
  143.                         default:
  144.                             break;
  145.                     }
  146.                     break;
  147.             }
  149.             string ReturnString = sFileName + "|" + FileURL + "|" + FileWidth + "|" + FileHeigth + "|" + FileAuto;
  151.             Response.Clear();
  152.             Response.Write("true|"+ReturnString);
  153.             Response.End();
  154.         }
  156.         private void CreateWeaterText(string paraOldFileName, string paraNewsFileName, string AddText, string FileExtensionName)
  157.         {
  158.             System.Drawing.Image image = System.Drawing.Image.FromFile(paraOldFileName);
  159.             System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(image);
  161.             //文字抗锯齿
  162.             g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
  163.             g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
  164.             g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
  166.             g.DrawImage(image, 0, 0, image.Width, image.Height);
  167.             //Font font = new Font("黑体", 14, FontStyle.Bold);
  168.             //Brush b = new SolidBrush(Color.Yellow);
  169.             Font font = new Font(Model.Article.Setting.WaterMark_FontFamily, Model.Article.Setting.WaterMark_FontSize, FontStyle.Bold);
  170.             Brush b = new SolidBrush(Methods.TypeParse.StrToColor(Model.Article.Setting.WaterMark_FontColor));
  177.             int Xpos = 0;
  178.             int Ypos = 0;
  179.             SizeF crsize = new SizeF();
  180.             crsize = g.MeasureString(AddText, font);
  181.             int crsize_With = Convert.ToInt32(crsize.Width);
  182.             int crsize_Height = Convert.ToInt32(crsize.Height);
  184.             int WaterMark_xPos = 10;
  185.             int WaterMark_yPos = 10;
  187.             switch (Model.Article.Setting.WaterMark_Position)//==========从图片的左上角开始算起(0,0)
  188.             {
  189.                 case 1:
  190.                     Xpos = WaterMark_xPos;
  191.                     Ypos = WaterMark_yPos;
  192.                     break;
  193.                 case 2:
  194.                     Xpos = image.Width - (crsize_With + WaterMark_xPos);
  195.                     Ypos = WaterMark_yPos;
  196.                     break;
  197.                 case 3:
  198.                     Xpos = WaterMark_xPos;
  199.                     Ypos = image.Height - (crsize_Height + WaterMark_yPos);
  200.                     break;
  201.                 case 4:
  202.                     Xpos = image.Width - (crsize_With + WaterMark_xPos);
  203.                     Ypos = image.Height - (crsize_Height + WaterMark_yPos);
  204.                     break;
  205.             }
  207.             //画阴影
  208.             PointF pt = new PointF(0, 0);
  209.             System.Drawing.Brush TransparentBrush0 = new System.Drawing.SolidBrush(System.Drawing.Color.FromArgb(50, System.Drawing.Color.Black));
  210.             System.Drawing.Brush TransparentBrush1 = new System.Drawing.SolidBrush(System.Drawing.Color.FromArgb(20, System.Drawing.Color.Black));
  212.             g.DrawString(AddText, font, TransparentBrush0, Xpos, Ypos + 1);
  213.             g.DrawString(AddText, font, TransparentBrush0, Xpos + 1, Ypos);
  214.             g.DrawString(AddText, font, TransparentBrush1, Xpos + 1, Ypos + 1);
  215.             g.DrawString(AddText, font, TransparentBrush1, Xpos, Ypos + 2);
  216.             g.DrawString(AddText, font, TransparentBrush1, Xpos + 2, Ypos);
  218.             TransparentBrush0.Dispose();
  219.             TransparentBrush1.Dispose();
  222.             g.DrawString(AddText, font, b, Xpos, Ypos);
  224.             switch (FileExtensionName.ToLower())
  225.             {
  226.                 case "jpg":
  227.                 case "jpeg":
  228.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);
  229.                     break;
  230.                 case "gif":
  231.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Gif);
  232.                     break;
  233.                 case "bmp":
  234.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Bmp);
  235.                     break;
  236.                 case "png":
  237.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Png);
  238.                     break;
  239.             }
  240.             g.Dispose();
  242.             image.Save(paraNewsFileName);
  243.             image.Dispose();
  244.             Response.Clear();
  246.             if (File.Exists(paraOldFileName) == true)
  247.             {
  248.                 File.Delete(paraOldFileName);
  249.             }
  250.         }
  252.         private void CreateWeaterPicture(string paraOldFileName, string paraNewsFileName, string AddPicture, string FileExtensionName)
  253.         {
  254.             System.Drawing.Image image = System.Drawing.Image.FromFile(paraOldFileName);
  255.             System.Drawing.Image copyImage = System.Drawing.Image.FromFile(AddPicture);
  257.             ImageAttributes imageAttributes = new ImageAttributes();
  258.             ColorMap colorMap = new ColorMap();
  259.             colorMap.OldColor = Color.FromArgb(200, 0, 200, 0);
  260.             colorMap.NewColor = Color.FromArgb(0, 0, 0, 0);
  261.             ColorMap[] remapTable = { colorMap };
  262.             imageAttributes.SetRemapTable(remapTable, ColorAdjustType.Bitmap);
  263.             float[][] colorMatrixElements = {
  264.                                                 new float[] {1.0f,  0.0f,  0.0f,  0.0f, 0.0f},
  265.                                                 new float[] {0.0f,  1.0f,  0.0f,  0.0f, 0.0f},
  266.                                                 new float[] {0.0f,  0.0f,  1.0f,  0.0f, 0.0f},
  267.                                                 new float[] {0.0f,  0.0f,  0.0f,  Model.Article.Setting.WaterMark_Transparency, 0.0f},
  268.                                                 new float[] {0.0f,  0.0f,  0.0f,  0.0f, 1.0f}
  269.                                             };
  270.             ColorMatrix colorMatrix = new ColorMatrix(colorMatrixElements);
  271.             imageAttributes.SetColorMatrix(colorMatrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
  274.             Graphics g = Graphics.FromImage(image);
  277.             //PointF pt = new PointF(0, 0);
  278.             //System.Drawing.Brush TransparentBrush0 = new System.Drawing.SolidBrush(System.Drawing.Color.FromArgb(50, System.Drawing.Color.));
  279.             //System.Drawing.Brush TransparentBrush1 = new System.Drawing.SolidBrush(System.Drawing.Color.FromArgb(20, System.Drawing.Color.Black));
  281.             //g.DrawString(AddText, font, TransparentBrush0, pt.X, pt.Y + 1);
  283.             //g.DrawString(AddText, font, TransparentBrush0, pt.X + 1, pt.Y);
  285.             //g.DrawString(AddText, font, TransparentBrush1, pt.X + 1, pt.Y + 1);
  287.             //g.DrawString(AddText, font, TransparentBrush1, pt.X, pt.Y + 2);
  289.             //g.DrawString(AddText, font, TransparentBrush1, pt.X + 2, pt.Y);
  291.             //TransparentBrush0.Dispose();
  293.             //TransparentBrush1.Dispose();
  296.             //设定合成图像的质量
  297.             g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
  298.             //设置高质量插值法
  299.             g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
  300.             //设置高质量,低速度呈现平滑程度
  301.             g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
  303.             int xPos = image.Width - copyImage.Width - 10;
  304.             int yPos = image.Height - copyImage.Height - 10;
  306.             switch (Model.Article.Setting.WaterMark_Position)//==========从图片的左上角开始算起(0,0)
  307.             {
  308.                 case 1:
  309.                     xPos = 10;
  310.                     yPos = 10;
  311.                     break;
  312.                 case 2:
  313.                     xPos = image.Width - copyImage.Width - 10;
  314.                     yPos = 10;
  315.                     break;
  316.                 case 3:
  317.                     xPos = 10;
  318.                     yPos = image.Height - copyImage.Height - 10;
  319.                     break;
  320.                 case 4:
  321.                     xPos = image.Width - copyImage.Width - 10;
  322.                     yPos = image.Height - copyImage.Height - 10;
  323.                     break;
  324.             }
  326.             g.DrawImage(copyImage, new Rectangle(xPos, yPos, copyImage.Width, copyImage.Height), 0, 0, copyImage.Width, copyImage.Height, GraphicsUnit.Pixel, imageAttributes);
  328.             switch (FileExtensionName.ToLower())
  329.             {
  330.                 case "jpg":
  331.                 case "jpeg":
  332.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);
  333.                     break;
  334.                 case "gif":
  335.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Gif);
  336.                     break;
  337.                 case "bmp":
  338.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Bmp);
  339.                     break;
  340.                 case "png":
  341.                     image.Save(System.Web.HttpContext.Current.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Png);
  342.                     break;
  343.             }
  344.             g.Dispose();
  346.             image.Save(paraNewsFileName);
  347.             image.Dispose();
  348.             imageAttributes.Dispose();
  350.             Response.Clear();
  352.             if (File.Exists(paraOldFileName) == true)
  353.             {
  354.                 File.Delete(paraOldFileName);
  355.             }
  357.             // return paraNewsFileName;
  358.         }
  360.         protected bool IsValidFileType(string ExtName)
  361.         {
  362.             if (Model.Article.Setting.Upload_ContontFileStyle.Trim() == "")
  363.                 return true;
  365.             string[] AcceptedFileTypes = Model.Article.Setting.Upload_ContontFileStyle.Split(new char[] { '|' });
  366.             for (int i = 0; i < AcceptedFileTypes.Length; i++)
  367.             {
  368.                 if (ExtName.ToLower() == AcceptedFileTypes.ToLower())
  369.                 {
  370.                     return true;
  371.                 }
  372.             }
  373.             return false;
  374.         }
  375.     }
  376. }
复制代码

三、相应的aspx页面代码

  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  3. <html>
  4. <head>
  5.   <title>FLASH 上传测试</title>
  6.   <meta http-equiv="content-type" content="text/html; charset=gb2312" />
  7.   <link href="../images/style.css" rel="stylesheet" type="text/css" />
  8.   <script language="javascript">AC_FL_RunContent = 0;</script>
  9.   <script src="../javascript/AC_RunActiveContent.js" language="javascript"></script>
  10.  
  11. </head>
  12. <body>
  14. <!--影片中使用的 URL-->
  15. <!--影片中使用的文本-->
  16. <!-- saved from url=(0013)about:internet -->
  17. <script language="javascript">
  18.     if (AC_FL_RunContent == 0) {
  19.         alert("此页需要 AC_RunActiveContent.js");
  20.     } else {
  21.         AC_FL_RunContent(
  22.             'codebase', 'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0',
  23.             'width', '400',
  24.             'height', '56',
  25.             'src', '../SWFUpload/SWFFileUpload',
  26.             'quality', 'high',
  27.             'pluginspage', 'http://www.macromedia.com/go/getflashplayer',
  28.             'align', 'middle',
  29.             'play', 'true',
  30.             'loop', 'true',
  31.             'scale', 'showall',
  32.             'wmode', 'window',
  33.             'devicefont', 'false',
  34.             'id', 'SWFFileUpload',
  35.             'bgcolor', '#ffffff',
  36.             'name', 'SWFFileUpload',
  37.             'menu', 'true',
  38.             'allowFullScreen', 'false',
  39.             'allowScriptAccess','sameDomain',
  40.             'movie', '../SWFUpload/SWFFileUpload',
  41.             'salign', '',
  42.             'FlashVars','ComJsFun=UploadForEditor'
  43.             ); //end AC code
  44.     }
  45. //src和movie属性为Flash文件地址，请勿写.swf后缀名
  46. //FlashVars为给Flash设置的参数。
  47. </script>
  49. <noscript>
  50.     <object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="400" height="56" id="SWFFileUpload" align="middle">
  51.     <param name="allowScriptAccess" value="sameDomain" />
  52.     <param name="allowFullScreen" value="false" />
  53.     <param name="movie" value="../SWFUpload/SWFFileUpload.swf" />
  54.     <param name="quality" value="high" />
  55.     <param name="bgcolor" value="#ffffff" />
  56.     <param name="FlashVars" value="ComJsFun=UploadForEditor"/>
  57.     <embed src="../SWFUpload/SWFFileUpload.swf" quality="high" bgcolor="#ffffff" width="400" height="56" name="SWFFileUpload" align="middle" allowScriptAccess="sameDomain" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />
  58.     </object>
  59. </noscript>
  61. <div id="showInfo"></div>
  64. <script language="javascript" type="text/javascript">
  65. function UploadForEditor(Value){
  66.   alert(Value);
  67.   //var RSArr = Value.split("|");
  68.   //UploaFile(RSArr[0],RSArr[1],RSArr[2],RSArr[3],RSArr[4]);
  69. }
  74. </script>
  75. </body>
  76. </html>
复制代码

源码下载：附件: SWFFileUpload.rar （下载 665 次）

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原文地址：https://www.cnblogs.com/amylis_chen/p/2742810.html