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  
  13  
  14  /// <summary>
  15  /// An image generated by the web service
  16  /// </summary>
  17  public partial class Image : System.Web.UI.Page
  18  {
  19  
  20      protected void Page_Load(object sender, EventArgs e)
  21      {
  22          try
  23          {
  24              byte[] filebytes = getImage(Request["message"]);
  25  
  26              MemoryStream memStream = new MemoryStream(filebytes);
  27  
  28              Response.Clear();
  29              Response.ContentType = "image/jpeg";
  30  
  31              memStream.WriteTo(Response.OutputStream);
  32          }
  33          catch
  34          {
  35              Response.Clear();
  36              Response.StatusCode = 500;
  37              Response.Status = "Internal Server Error";
  38              Response.ContentType = "text/html";
  39              Response.Write("An error occurred retrieving the image");
  40          }
  41      }
  42  
  43      /// <summary>
  44      /// get the image from teh web service
  45      /// </summary>
  46      /// <param name="message"></param>
  47      /// <returns></returns>
  48      private byte[] getImage( string message)
  49      {
  50          com.harbormist.DynamicImageGenerator generator =
  51              new com.harbormist.DynamicImageGenerator();
  52  
  53          byte[] generatedBytes = generator.CreateImage(message);
  54          if (generatedBytes == null) throw new Exception();
  55          return generatedBytes;
  56      }
  57  
  58  }