A generic error occurred in GDI+.

wangsiya_xiaoshan 2012-06-05 11:53:09



using System;

using System.Drawing;

using System.Drawing.Imaging;

using System.Drawing.Drawing2D;

using System.Drawing.Text;

using System.IO;

using System.Net;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;



public partial class _Default : System.Web.UI.Page

{

    public string company="";

    public string nob="";

    public float size = 12;

    public string changetype;

    public string paths;

    protected void Page_Load(object sender, EventArgs e)

    {

        paths = Session["fname"].ToString();

        company = Session["con"].ToString();

        nob = Session["no"].ToString() ;

        changetype = Session["ss"].ToString();

        size = float.Parse(changetype);

        draw();

    }



    public void draw()

    {

        Bitmap bitMapImage = new System.Drawing.Bitmap(Server.MapPath("banner.jpg"));

        Graphics graphicImage = Graphics.FromImage(bitMapImage);

        graphicImage.SmoothingMode = SmoothingMode.HighQuality;

        Bitmap logo = new System.Drawing.Bitmap(Server.MapPath(paths));

        graphicImage.DrawImage(logo, new Rectangle(10, 15, 80, 80 * logo.Height / logo.Width));

        Font fontat = new Font("黑体", size, FontStyle.Bold);

        graphicImage.DrawString(company, fontat, Brushes.White, new Rectangle(105, 15, 220, 35));

        graphicImage.DrawString(nob, fontat, Brushes.White, new Point(105, 50)); 

        Response.ContentType = "image/jpeg";

        Response.AddHeader("Content-Disposition", "attachment;filename=fur1.jpg"); 

        bitMapImage.Save(Response.OutputStream, ImageFormat.Jpeg);

        graphicImage.Dispose();

        bitMapImage.Dispose();

    }

}

运行后出现
A generic error occurred in GDI+.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Runtime.InteropServices.ExternalException: A generic error occurred in GDI+.

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