using System.Reflection;

//FLYSO Blog

//加水印

ASPJPEGLib.IASPJpeg flysoJpeg = new ASPJPEGLib.ASPJpeg();

// 源图片路径
String strPath = Server.MapPath("www.flyso.cn");

// 打开源图片
flysoJpeg.Open( strPath );

//画文本
flysoJpeg.Canvas.Font.Color = 0xFF0000; // 红色
flysoJpeg.Canvas.Font.Family = "Arial"; //字体
flysoJpeg.Canvas.Font.Bold = 1; // 加粗
flysoJpeg.Canvas.Font.Quality = 4; //输出质量
flysoJpeg.Canvas.Font.BkMode = "Opaque"; // 背景色
flysoJpeg.Canvas.Print( 10, 10, "FLYSO.NET", Missing.Value );

// 描边
flysoJpeg.Canvas.Pen.Color = 0x000000; // 黑色
flysoJpeg.Canvas.Pen.Width = 2;           //笔刷宽
flysoJpeg.Canvas.Brush.Solid = 0;
flysoJpeg.Canvas.DrawBar( 1, 1, flysoJpeg.Width, flysoJpeg.Height );

flysoJpeg.Save( Server.MapPath("www.flyso.cn") );
flysoJpeg.Close();

//可选,删除原文件
if (File.Exists(Path))
{
   File.Delete(Path);
}