Follow me on Twitter

2008-05-16T14:50:00Z

As if we don't have enough things that waste our time, follow my comments about life and things upto 140 characters on twitter. My twitter url is http://twitter.com/wbm and enjoy.

PS. If you follow me, I'll follow you, assuming you aren't a twitter spammer.

LinkedIn Profile

2008-05-15T21:06:00Z

I just made my LinkedIn profile public. Check it out at http://www.linkedin.com/in/wallymcclure Please check it out and tell the world about us.

CodeStock in Knoxville, TN on August 9

2008-05-10T15:00:00Z

It looks like CodeStock is going to happen on August 9. More info to follow soon. Michael Neel is doing a lot of work on it.

Wally

New feeds for the ASP.NET Podcast

2008-05-07T02:47:00Z

I've created some new feeds for the ASP.NET Podcast There is still the same general feed. It will have all shows and all of the variations of the shows in it. These include WMV, MP4/M4V, MP3, and whatever else one can throw in it. The rest of the feeds are:

If you have any problems, let me know ASAP!

Wally

ASP.NET Podcast Show #111 - ASP.NET AJAX with Virtual Earth

2008-05-05T10:00:00Z

Original url: http://aspnetpodcast.com/CS11/blogs/asp.net_podcast/archive/2008/05/05/asp-net-podcast-show-111-asp-net-ajax-with-virtual-earth.aspx

Subscribe. <-- Everybody needs some, how about you!

Download WMV - Video for PC.

Download M4V - Video for iPod.

Download MP3 - Audio only.

Show Notes:

Upcoming events.
URLs of importance, so important that your life depends on them.
Mapping with Virtual Earth.
Web Services.
Client Script.
IIS7 book.

Source Code:

Master Page:

<%@ Master Language="C#" AutoEventWireup="true" CodeFile="MasterPage.master.cs" Inherits="MasterPage" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"><head runat="server"> <title>ASP.NET Podcast Mapping Page</title> <asp:ContentPlaceHolder id="head" runat="server"> </asp:ContentPlaceHolder> <script src="http://maps.google.com/maps?file=api&v=2.x&key=ABQIAAAA_mrKwezGRvHyiI2zD3-QjxQyvuBphQwgXhP_kHK6Ww2QlMKTbxQ3mY6sQnMU6V5PMK8wQzOfhkt_Vw" language="javascript" type="text/javascript"></script> <script type="text/javascript" src="http://dev.virtualearth.net/mapcontrol/mapcontrol.ashx?v=6.1"></script> </head><body onunload="GUnload()"> <form id="form1" runat="server"> <asp:ScriptManager ID="sm" runat="server"> <Services> <asp:ServiceReference Path="~/GetMapData.asmx" /> </Services> </asp:ScriptManager> <div> <asp:ContentPlaceHolder id="ContentPlaceHolder1" runat="server"> </asp:ContentPlaceHolder> </div> </form></body>

</html>

ASP.NET Page:

<%@ Page Language="C#" MasterPageFile="~/MasterPage.master" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="Live_Default" Title="Virtual Earth Page" %> <asp:Content ID="Content1" ContentPlaceHolderID="head" Runat="Server"></asp:Content><asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server"><div id="MapDiv" style="position:relative; width:450px; height: 350px;" ></div><br /><div id="MapInfo"></div> <script language="javascript" type="text/javascript">var Map;function pageLoad(){ GetMapData.MapData(SetupMap);} function SetupMap(result){ var Lat = result.Center.Lat; var Lon = result.Center.Lon; var ZoomLevel = result.ZoomLevel; var MapView, TopLeft, BottomRight; Map = new VEMap('MapDiv'); Map.LoadMap(new VELatLong(Lat, Lon), ZoomLevel ,'h' ,false); MapView = Map.GetMapView(); TopLeft = MapView.TopLeftLatLong; BottomRight = MapView.BottomRightLatLong; //TopleftLatLong and BottomRightLatLong return a VELatLong object. Map.AttachEvent("onchangeview", MapChangedView); GetMapData.GetPointData(10, TopLeft.Latitude, TopLeft.Longitude, BottomRight.Latitude, BottomRight.Longitude, GetDataSuccess);}function GetDataSuccess(result){ var i = 0; var Lat, Lon; $get("MapInfo").innerHTML = ""; for(i=0;i<result.length;i++) { Lat = result[i].Location.Lat; Lon = result[i].Location.Lon; var shape = new VEShape(VEShapeType.Pushpin, new VELatLong(Lat, Lon)); shape.SetTitle("Title: " + i); shape.SetDescription(result[i].Description); Map.AddShape(shape); $get("MapInfo").innerHTML += "Point Location - Lat: " + result[i].Location.Lat + " Lon: " + result[i].Location.Lon + "<br />"; }}

function MapChangedView(e){ Map.DeleteAllShapes(); MapView = Map.GetMapView(); TopLeft = MapView.TopLeftLatLong; BottomRight = MapView.BottomRightLatLong; GetMapData.GetPointData(10, TopLeft.Latitude, TopLeft.Longitude, BottomRight.Latitude, BottomRight.Longitude, GetDataSuccess);}</script></asp:Content>

Web Service:

using System;using System.Collections;using System.Collections.Generic;using System.Web;using System.Web.Services;using System.Web.Services.Protocols;using System.Web.Script.Services; /// <summary>/// Summary description for GetMapData/// </summary>[WebService(Namespace = "http://tempuri.org/")][WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)][ScriptService]public class GetMapData : System.Web.Services.WebService { public GetMapData () { //Uncomment the following line if using designed components //InitializeComponent(); } [WebMethod] [GenerateScriptType(typeof(MapData))] public MapData MapData() { MapData md = new MapData(); LatLon ll = new LatLon(); ll.Lat = 36; ll.Lon = -84; md.Center = ll; md.ZoomLevel = 8; return (md); } [WebMethod] [GenerateScriptType(typeof(PointData))] public PointData[] GetPointData(int PointCount, double ULLat, double ULLon, double LRLat, double LRLon) { int i = 0; double PTLat, PTLon; double LatDelta, LonDelta; Random rd = new Random(); PointData pd; LatLon ll; List<PointData> pdl = new List<PointData>(); LatDelta = ULLat - LRLat; LonDelta = ULLon - LRLon; for (i = 0; i < PointCount; i++) { pd = new PointData(); ll = new LatLon(); ll.Lat = LRLat + LatDelta * rd.NextDouble(); ll.Lon = LRLon + LonDelta * rd.NextDouble(); pd.Location = ll; pd.Description = "Point number: " + i.ToString(); pdl.Add(pd); } return (pdl.ToArray()); }} public class MapData{ public LatLon Center; public int ZoomLevel;} public class LatLon{ public double Lat; public double Lon;} public class PointData{ public LatLon Location; public string Description;}

Wallace B. McClure

Follow me on Twitter

LinkedIn Profile

CodeStock in Knoxville, TN on August 9

ASP.NET Podcast Show #113 - Deep Dive into the ASP.NET AJAX UpdatePanel

ASP.NET Podcast Show #112 - Intro to ASP.NET AJAX

New feeds for the ASP.NET Podcast

ASP.NET Podcast Show #111 - ASP.NET AJAX with Virtual Earth