flex端：
1<?xml version="1.0" encoding="utf-8"?>
2 <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
3 xmlns:s="library://ns.adobe.com/flex/spark"
4 xmlns:mx="library://ns.adobe.com/flex/mx"
5 minWidth="955" minHeight="600"
6 xmlns:esri="http://www.esri.com/2008/ags">
7 <fx:Script>
8 <![CDATA[
9 import mx.events.FlexEvent;
10 import mx.graphics.ImageSnapshot;
11 import mx.graphics.codec.PNGEncoder;
12
13
14 private var __url:String = "http://localhost/FxNETChannel_1/UploadImageData.aspx?";
15 private var bitmapData:BitmapData;
16 private var urlRequest:URLRequest;
17 private var urlLoader:URLLoader;
18
19 protected function btnSendMap_clickHandler(event:MouseEvent):void
20 {
21 // TODO Auto-generated method stub
22
23 //获得页面地图的BitmapData对象
24 bitmapData = ImageSnapshot.captureBitmapData(map);
25
26 //创建URLRequest对象
27 urlRequest = new URLRequest();
28
29 //设置请求地址
30 urlRequest.url = __url;
31
32 //设置请求方式
33 urlRequest.method = URLRequestMethod.POST;
34
35 //把BitmapData 转换成 ByteArray
36 var byte:ByteArray = new PNGEncoder().encode(bitmapData);
37
38 //设置请求数据
39 urlRequest.data = byte;
40
41 //设置请求内容类型
42 urlRequest.contentType = "image/png";
43
44 //创建URLLoader对象
45 urlLoader = new URLLoader();
46
47 //设置URLLoader的格式为二进制
48 urlLoader.dataFormat = URLLoaderDataFormat.BINARY;
49
50 //加载
51 urlLoader.load(urlRequest);
52 }
53
54 ]]>
55 </fx:Script>
56 <fx:Declarations>
57 <!-- Place non-visual elements (e.g., services, value objects) here -->
58 </fx:Declarations>
59
60 <s:HGroup width="100%" height="100%">
61 <esri:Map id="map">
62 <esri:ArcGISTiledMapServiceLayer width="100%" height="100%" url="http://server.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer" />
63 </esri:Map>
64 <s:Button id="btnSendMap" label="发送地图" click="btnSendMap_clickHandler(event)"/>
65 </s:HGroup>
66 </s:Application>
.net端：
UploadImageData.aspx文件
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.Data.OracleClient;
13 using App_CORE.DBAPI;
14 using RemotingService;
15 using System.Drawing;
16 using System.Drawing.Imaging;
17
18 public partial class UploadImageData : System.Web.UI.Page
19 {
20 public void Page_Load( object sender, EventArgs e)
21 {
22 Stream _stream = Request.InputStream;
23 byte[] Bytes = new byte[_stream.Length];
24 string path = System.Web.HttpContext.Current.Request.MapPath( " FileUpload/Image/ ");
25 FolderCreate(path);
26 try
27 {
28 MemoryStream stream = new MemoryStream();
29 stream.Write(Bytes, 0, Bytes.Length);
30 Bitmap bitMap = new Bitmap(_stream);
31 HttpContext.Current.Response.ContentType = " image/png ";
32 string imgName = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString();
33 bitMap.Save(path + imgName + " .png ", ImageFormat.Png);
34 HttpContext.Current.Response.Clear();
35 HttpContext.Current.ApplicationInstance.CompleteRequest();
36 }
37 catch (Exception ex)
38 {
39 System.Web.HttpContext.Current.Response.Write(ex.Message);
40 }
41 }
42
43 /// <summary>
44 /// 判断文件夹是否存在，如果不存在则新建一个
45 /// </summary>
46 /// <param name="path"></param>
47 public static void FolderCreate( string path)
48 {
49 if (!Directory.Exists(path))
50 {
51 Directory.CreateDirectory(path);
52 }
53 }
54 }