using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;


/// <summary>
/// An image generated by the web service
/// </summary>
public partial class Image : System.Web.UI.Page
{

    protected void Page_Load(object sender, EventArgs e)
    {
        try
        {
            byte[] filebytes = getImage(Request["message"]);

            MemoryStream memStream = new MemoryStream(filebytes);

            Response.Clear();
            Response.ContentType = "image/jpeg";

            memStream.WriteTo(Response.OutputStream);
        }
        catch
        {
            Response.Clear();
            Response.StatusCode = 500;
            Response.Status = "Internal Server Error";
            Response.ContentType = "text/html";
            Response.Write("An error occurred retrieving the image");
        }
    }

    /// <summary>
    /// get the image from teh web service
    /// </summary>
    /// <param name="message"></param>
    /// <returns></returns>
    private byte[] getImage( string message)
    {
        com.harbormist.DynamicImageGenerator generator =
            new com.harbormist.DynamicImageGenerator();

        byte[] generatedBytes = generator.CreateImage(message);
        if (generatedBytes == null) throw new Exception();
        return generatedBytes;
    }

}