default.aspx.cs

arcims加点的测试程序

using System;
using System.Data;
using System.Configuration;
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.Collections;
using System.Collections.Generic;
using ESRI.ArcGIS.ADF.Web.UI.WebControls;




public partial class _Default : System.Web.UI.Page , System.Web.UI.ICallbackEventHandler
{
    //======================================
    // 脚本处理程序
    //======================================
    public string sCallBackFunctionInvocation;

    private Extent GExtent = new Extent();
    private string mapstring;

    public string GetCallbackResult()
    {
        return mapstring;
    }

    
    #region
    /// <summary>
    /// 脚本交互
    /// </summary>
    /// <param name="eventArgs"></param>
    public void RaiseCallbackEvent(string eventArgs)
    {
        if (eventArgs.Contains("zoomtopoint"))
        {
            mapstring = GExtent.ZoomToPointServer(Map1, eventArgs);
        }
        if (eventArgs.Contains("zoomtoscalepoint"))
        {
            mapstring = GExtent.ZoomToPointScaleServer(Map1, eventArgs);
        }
        if (eventArgs.Contains("zoomtoextent"))
        {
            mapstring = GExtent.ZoomToExtentServer(Map1, eventArgs);
        }
    }

    /// <summary>
    /// 初始化
    /// </summary>
    public void MapInit()
    {

        string _Type = ConfigurationManager.AppSettings["servertype"];
        string _Source = ConfigurationManager.AppSettings["serverDatasource"];
        string _Name = ConfigurationManager.AppSettings["serverName"];
        string _Frame = ConfigurationManager.AppSettings["serverFrame"];
        string _Definition = _Name;

        MapResourceItem mapResourceItem = new MapResourceItem();

        GISResourceItemDefinition definition = new GISResourceItemDefinition();
        definition.DataSourceDefinition = _Source;
        definition.DataSourceType = _Type;
        definition.ResourceDefinition = _Definition;
        mapResourceItem.Definition = definition;

        ESRI.ArcGIS.ADF.Web.DisplaySettings displaysettings =
            new ESRI.ArcGIS.ADF.Web.DisplaySettings();
        //displaysettings.Transparency = 50.0F;
        displaysettings.Visible = true;
        mapResourceItem.DisplaySettings = displaysettings;

        this.MapResourceManager1.ResourceItems.Add(mapResourceItem);
        this.MapResourceManager1.CreateResource(mapResourceItem);

    }
    #endregion

    //--------------------------------------
    protected void Page_Load(object sender, EventArgs e)
    {
		if (!IsPostBack)
        {
            MapInit();
        }
        sCallBackFunctionInvocation = Page.ClientScript.GetCallbackEventReference(this,
                "message", "processCallbackResult", "context", "postBackError", true);
    }
    
    
    protected void Map1_ExtentChanged(object sender, ESRI.ArcGIS.ADF.Web.UI.WebControls.ExtentEventArgs args)
    {
        ESRI.ArcGIS.ADF.Web.Geometry.Envelope env = args.NewExtent;
        //起始位置
        Label1.Text = env.YMax.ToString("N") + "|";
        Label1.Text += env.XMax.ToString("N") + "|";
        Label1.Text += env.YMin.ToString("N") + "|";
        Label1.Text += env.XMin.ToString("N") + "|";
        

        SortedList<string, string> slist = new SortedList<string, string>();
        slist.Add("n", env.YMax.ToString("N"));
        slist.Add("e", env.XMax.ToString("N"));
        slist.Add("s", env.YMin.ToString("N"));
        slist.Add("w", env.XMin.ToString("N"));		
        IEnumerator ide = slist.GetEnumerator();
        //每次范围变化后，填充控件
        foreach (KeyValuePair<string, string> key in slist)
        {
            object[] o = new object[1];
            o[0] = key.Value.ToString();
            ESRI.ArcGIS.ADF.Web.UI.WebControls.CallbackResult crn = new ESRI.ArcGIS.ADF.Web.UI.WebControls.CallbackResult("div", "Label" + key.Key.ToString(), "innercontent", o);
            Map1.CallbackResults.Add(crn);
        }
    }

}