default.aspx.cs

用Mapx 4.5开发的一个webgis

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;

namespace WebGis
{
	public class WebForm1 : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.Image Image1;
		protected System.Web.UI.WebControls.TextBox TextBox1;
	

		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!IsPostBack)return;
		}


		override protected void OnInit(EventArgs e)
		{
			InitializeComponent();
			base.OnInit(e);
		}

		private void InitializeComponent()
		{    
			this.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}

		private void Button1_Click(object sender, System.EventArgs e)
		{
			try
			{
				IMapRender mapRender = Singleton.Instance().MapRender;

				byte[] byteBmp = mapRender.GetMap(TextBox1.Text);
				MemoryStream stream = new MemoryStream(byteBmp);
				Bitmap.FromStream(stream).Save(Server.MapPath("") + @"\" + TextBox1.Text + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
				Image1.ImageUrl =  TextBox1.Text + ".jpg";
			}
			catch(Exception ex)
			{
				
			}
		}
		
	}
}