?? pointtool.cs
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?// Copyright 2006 ESRI
//
// All rights reserved under the copyright laws of the United States
// and applicable international laws, treaties, and conventions.
//
// You may freely redistribute and use this sample code, with or
// without modification, provided you include the original copyright
// notice and use restrictions.
//
// See use restrictions at /arcgis/developerkit/userestrictions.
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 ESRI.ArcGIS.ADF.Web.UI.WebControls.Tools;
using ESRI.ArcGIS.ADF.Web.UI.WebControls;
using ESRI.ArcGIS.ADF.ArcGISServer;
using ESRI.ArcGIS.Server;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Display;
using System.Collections;
using ESRI.ArcGIS.ADF.Web.DataSources.ArcGISServer;
public class PointTool : IMapServerToolAction
{
public void ServerAction(ToolEventArgs args)
{
ESRI.ArcGIS.ADF.Web.UI.WebControls.Map mapctrl;
mapctrl = (ESRI.ArcGIS.ADF.Web.UI.WebControls.Map) args.Control;
PointEventArgs pea = (PointEventArgs)args;
System.Drawing.Point screen_point = pea.ScreenPoint;
MapFunctionality mf = (MapFunctionality) mapctrl.GetFunctionality(0);
ESRI.ArcGIS.ADF.ArcGISServer.MapDescription mapDescription = mf.MapDescription;
ESRI.ArcGIS.ADF.Web.Geometry.Point adf_map_point = ESRI.ArcGIS.ADF.Web.Geometry.Point.ToMapPoint(screen_point, mapctrl.Extent, mf.DisplaySettings.ImageDescriptor.Width, mf.DisplaySettings.ImageDescriptor.Height);
PointN ags_map_point = ESRI.ArcGIS.ADF.Web.DataSources.ArcGISServer.Converter.FromAdfPoint(adf_map_point);
ESRI.ArcGIS.ADF.ArcGISServer.RgbColor rgb = new ESRI.ArcGIS.ADF.ArcGISServer.RgbColor();
rgb.Red = 0;
rgb.Green = 255;
rgb.Blue = 0;
rgb.AlphaValue = 255;
ESRI.ArcGIS.ADF.ArcGISServer.SimpleMarkerSymbol sms = new ESRI.ArcGIS.ADF.ArcGISServer.SimpleMarkerSymbol();
sms.Style = ESRI.ArcGIS.ADF.ArcGISServer.esriSimpleMarkerStyle.esriSMSDiamond;
sms.Color = rgb;
sms.Size = 20.0;
ESRI.ArcGIS.ADF.ArcGISServer.MarkerElement marker = new ESRI.ArcGIS.ADF.ArcGISServer.MarkerElement();
marker.Symbol = sms;
marker.Point = ags_map_point;
if (mapDescription.CustomGraphics != null)
{
GraphicElement[] oldges = mapDescription.CustomGraphics;
int cnt = oldges.Length;
GraphicElement[] newges = new GraphicElement[cnt + 1];
oldges.CopyTo(newges, 0);
newges[cnt] = marker;
mapDescription.CustomGraphics = newges;
}
else
{
GraphicElement[] ges = new GraphicElement[1];
ges[0] = marker;
mapDescription.CustomGraphics = ges;
}
mapctrl.Refresh();
}
}
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