ASP.NET生成IP签名图片
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.IO;
public partial class ErrorPage : System.Web.UI.Page
{
private void Page_Load(object sender, System.EventArgs e)
{
string str = “heihei”;
bool cusWord = false;
//如果没有自定义文字则不显示,否则只显示前30位
if ((str == null) || (str.Trim().Length == 0))
{
str = “”;
}
else
{
if (str.Length > 30)
{
str = str.Substring(0, 30) + “”;
}
string badword = “haha”;
//过滤不健康词语
for (int i = 0; i < badword.Split(‘|’).Length; i++)
{
str = str.Replace(badword.Split(‘|’)[i], “[脏话,已被过滤]”);
}
cusWord = true;
}
//获取来访者的相关信息
string IP = “Your IP:” + Request.UserHostAddress;
string Language = “Language:” + Request.UserLanguages[0];
string OS = “Your Os:” + Request.Browser.Platform;
string Browser = “Browser:” + Request.Browser.Browser + ” ” + Request.Browser.Version;
//初始化一个Image对象
System.Drawing.Image copyImage = System.Drawing.Image.FromFile(Server.MapPath(“ip.jpg”));
Graphics g = Graphics.FromImage(copyImage);
g.DrawImage(copyImage, 0, 0, copyImage.Width, copyImage.Height);
Font f = new Font(“courier new”, 8, System.Drawing.FontStyle.Bold);
Font f1 = new Font(“宋体”, 9, System.Drawing.FontStyle.Underline);
Brush b1 = new SolidBrush(Color.Blue);
Brush b2 = new SolidBrush(Color.Red);
Brush b3 = new SolidBrush(Color.Green);
Brush b4 = new SolidBrush(Color.Black);
if (cusWord)
{
g.DrawString(str, f1, b4, 80, 5);
g.DrawString(IP, f, b1, 80, 18);
g.DrawString(OS, f, b2, 80, 30);
g.DrawString(Language, f, b2, 80, 42);
g.DrawString(Browser, f, b3, 80, 54);
}
else
{
g.DrawString(IP, f, b1, 80, 10);
g.DrawString(OS, f, b2, 80, 25);
g.DrawString(Language, f, b2, 80, 40);
g.DrawString(Browser, f, b3, 80, 55);
}
g.Dispose();
System.IO.MemoryStream ms = new System.IO.MemoryStream();
copyImage.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
Response.ClearContent();
Response.ContentType = “image/Jpeg”;
Response.BinaryWrite(ms.ToArray());
}
}