V6.3中很方便的map.find()的方法到了v7.0中就不見了,原來這個find的實現必須要調用bingmap的webservice來實現,只不過是代碼要多一些,但是應用起來要比較靈活了。
代碼如下:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm2.aspx.cs" Inherits="Find.WebForm2" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html> <head> <title>Bing Maps - v7.0</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <style type="text/css">body {font-family: Verdana;font-size: 12px;width: 100%;height: 100%;position: absolute;left: 0px;top: 0px;margin-left: -1px;margin-top: -1px;} </style> <script type="text/javascript" src="http://ecn.dev.virtualearth.net/mapcontrol/mapcontrol.ashx?v=7.0"></script> <script type="text/javascript"> var map = null; var MM = Microsoft.Maps; var MyBingMapsCredentials = "AkzZURoD0H2Sle6Nq_DE7pm7F3xOc8S3CjDTGNWkz1EFlJJkcwDKT1KcNcmYVINU"; var MyBingCredentials = "336B678AF7047995CDC62DFE372F64FD364417F5"; function GetMap() { map = new MM.Map(document.getElementById("myMap"), { credentials: MyBingMapsCredentials, center: new MM.Location(54.87350326912944, 15.333815098500053), mapTypeId: "r", zoom: 4 }); //close the infobox when the map is panned or zoomed MM.Events.addHandler(map, 'viewchangestart', closeInfoBox); } function FindLocation() { map.entities.clear(); map.getCredentials(MakeGeocodeRequest); } function MakeGeocodeRequest(credentials) { var geocodeRequest = "http://ecn.dev.virtualearth.net/REST/v1/Locations/" + document.getElementById('txtWhere').value + "?output=json&jsonp=GeocodeCallback&key=" + credentials; CallRestService(geocodeRequest); } function CallRestService(request) { var script = document.createElement("script"); script.setAttribute("type", "text/javascript"); script.setAttribute("src", request); document.body.appendChild(script); } function GeocodeCallback(result) { if (result && result.resourceSets && result.resourceSets.length > 0 && result.resourceSets[0].resources && result.resourceSets[0].resources.length > 0) { // Set the map view using the returned bounding box var bbox = result.resourceSets[0].resources[0].bbox; var viewBoundaries = MM.LocationRect.fromLocations(new MM.Location(bbox[0], bbox[1]), new MM.Location(bbox[2], bbox[3])); map.setView({ bounds: viewBoundaries }); // Add a pushpin at the found location var location = new MM.Location(result.resourceSets[0].resources[0].point.coordinates[0], result.resourceSets[0].resources[0].point.coordinates[1]); var pushpinOptions = { icon: 'Images/clusternew.png' }; var pushpin = new MM.Pushpin(location, pushpinOptions); //extend the pushpin class to store information for popup MM.Pushpin.prototype.title = null; pushpin.title = result.resourceSets[0].resources[0].name; //add a click event pushpinClick = MM.Events.addHandler(pushpin, 'click', displayEventInfo); map.entities.push(pushpin); //Prepare the search service var searchRequest = "http://api.bing.net/json.aspx?AppId=" + MyBingCredentials + "&Query=" + document.getElementById('txtWhat').value + "&Sources=Phonebook&Version=2.0&Market=en-us&UILanguage=en&Latitude=" + result.resourceSets[0].resources[0].point.coordinates[0] + "&Longitude=" + result.resourceSets[0].resources[0].point.coordinates[1] + "&Radius=10.0&Phonebook.Count=25&Phonebook.Offset=0&Phonebook.FileType=YP&Phonebook.SortBy=Distance&JsonType=callback&JsonCallback=SearchCallback"; CallRestService(searchRequest); } } function SearchCallback(result) { if (result && result.SearchResponse && result.SearchResponse.Phonebook && result.SearchResponse.Phonebook.Results && result.SearchResponse.Phonebook.Results.length > 0) { for (var i = 0; i < result.SearchResponse.Phonebook.Results.length - 1; ++i) { // Add a pushpin at the found location var location = new MM.Location(result.SearchResponse.Phonebook.Results[i].Latitude, result.SearchResponse.Phonebook.Results[i].Longitude); var pushpinOptions = { icon: 'Images/poi_search.png' }; var pushpin = new MM.Pushpin(location, pushpinOptions); //extend the pushpin class to store information for popup MM.Pushpin.prototype.title = null; pushpin.title = result.SearchResponse.Phonebook.Results[i].Title; MM.Pushpin.prototype.description = null; var MyResult =result.SearchResponse.Phonebook.Results[i].Address + "<br>" +result.SearchResponse.Phonebook.Results[i].City + ", " +result.SearchResponse.Phonebook.Results[i].PostalCode + "<br>" +"<a href='" + result.SearchResponse.Phonebook.Results[i].DisplayUrl + "' target='_blank'>More Info</a>" pushpin.description = MyResult; //add a click event pushpinClick = MM.Events.addHandler(pushpin, 'click', displayEventInfo); map.entities.push(pushpin); } } } function displayEventInfo(e) { if (e.targetType = "pushpin") { var pix = map.tryLocationToPixel(e.target.getLocation(), MM.PixelReference.control); var ibTitle = document.getElementById('ibTitle'); ibTitle.innerHTML = e.target.title; var ibDescription = document.getElementById('ibDescription'); ibDescription.innerHTML = e.target.description; var infobox = document.getElementById('infoBox'); infobox.style.top = (pix.y - 60) + "px"; infoBox.style.left = (pix.x + 20) + "px"; infoBox.style.visibility = "visible"; document.getElementById('myMap').appendChild(infoBox); } } function closeInfoBox() { var infobox = document.getElementById('infoBox'); infoBox.style.visibility = "hidden"; } </script> </head> <body onload="GetMap();"> <div id='myMap' style="position:absolute; top:0px; left:0px; width:100%; height:100%;"></div> <div id='dicCtrl' style="position:absolute; top:0px; left:350px; width:100%; height:29px; background-color:White; z-index:10000; vertical-align:middle;"> <a style="margin-left:10px">What</a> <input id="txtWhat" type="text" style="margin-top:4px; margin-left:5px" /> <a style="margin-left:10px">Where</a> <input id="txtWhere" type="text" style="margin-top:4px; margin-left:5px" /> <input id="Button1" type="button" value="Find" onclick="FindLocation()" /> </div> <div id='infoBox' style="visibility:hidden; position:absolute; top:0px; left:0px; max-width:300px; z-index:10000; font-family:Verdana; font-size:12px"><img src="IMG/leftbeak.png" alt="Left Beak"style="position:absolute;top:10px; left:0px;" /> <table style="width:275px; border:medium solid Orange; position:absolute;top:0px; left:22px; min-height:100px; background-color:White"> <tr style="width:275px;"><td style="width:275px" valign="top"><b id='ibTitle'></b></td><td align="right" valign="top"><img src="IMG/close.png" alt="close" onclick="closeInfoBox()" /></td> </tr> <tr><td colspan="2"><a id='ibDescription'></a></td> </tr> </table> </div> </body></html>
效果如: