高德地图JS API获取经纬度,根据经纬度获取城市
<!DOCTYPE HTML> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>输入提示后查询,点击获取坐标</title> <style type="text/css"> #mapContainer{ position: absolute; top:0; left: 0; right:0; bottom:0; } #tip{ background-color:#fff; border:1px solid #ccc; padding-left:10px; padding-right:2px; position:absolute; min-height:65px; top:10px; font-size:12px; right:10px; border-radius:3px; overflow:hidden; line-height:20px; min-width:30%; } #tip input[type="button"]{ background-color: #0D9BF2; height:25px; text-align:center; line-height:25px; color:#fff; font-size:12px; border-radius:3px; outline: none; border:0; cursor:pointer; } #tip input[type="text"]{ height:25px; border:1px solid #ccc; padding-left:5px; border-radius:3px; outline:none; } #pos{ height: 110px; background-color: #fff; padding-left: 10px; padding-right: 10px; position:absolute; font-size: 12px; right: 10px; bottom: 30px; border-radius: 3px; line-height: 30px; border:1px solid #ccc; } #pos input{ border:1px solid #ddd; height:23px; border-radius:3px; outline:none; width: 100px; } #result1{ max-height:300px; } b{ display: block;margin: 5px 0; } </style> </head> <body> <div style="width: 500px;height: 500px;position: relative;"> <div id="mapContainer"></div> <div id="tip"> <b>请输入关键字:</b> <input type="text" id="keyword" name="keyword" value="" onkeydown='keydown(event)' style="width: 95%;"/> <div id="result1" name="result1"></div> </div> <div id="pos"> <b>鼠标左键在地图上单击获取坐标</b> <div>X:<input type="text" id="lngX" name="lngX" value=""/> Y:<input type="text" id="latY" name="latY" value=""/></div> <div>城市:<input type="text" id="city" name="city" value=""/></div> </div> </div> <!--请把js引入部分的key值换成你申请下来的,要不然不能用哦~~--> <script type="text/javascript" src="http://webapi.amap.com/maps?v=1.3&key=84a1f826e2e135184370cddc9e7848acluo"></script> <script type="text/javascript"> var windowsArr = []; var marker = []; var mapObj = new AMap.Map("mapContainer", { resizeEnable: true, view: new AMap.View2D({ resizeEnable: true, zoom:13//地图显示的缩放级别 }), keyboardEnable:false }); var clickEventListener=AMap.event.addListener(mapObj,'click',function(e){ console.log(e); document.getElementById("lngX").value=e.lnglat.getLng(); document.getElementById("latY").value=e.lnglat.getLat(); AMap.service('AMap.Geocoder',function(){//回调函数 //实例化Geocoder geocoder = new AMap.Geocoder({ city: ""//城市,默认:“全国” }); var lnglatXY=[e.lnglat.getLng(), e.lnglat.getLat()];//地图上所标点的坐标 geocoder.getAddress(lnglatXY, function(status, result) { if (status === 'complete' && result.info === 'OK') { //获得了有效的地址信息: //即,result.regeocode.formattedAddress //console.log(result); var city = result.regeocode.addressComponent.city; }else{ var city = '获取失败'; //获取地址失败 } document.getElementById("city").value=city; console.log(city); }); }) }); document.getElementById("keyword").onkeyup = keydown; //输入提示 function autoSearch() { var keywords = document.getElementById("keyword").value; var auto; //加载输入提示插件 AMap.service(["AMap.Autocomplete"], function() { var autoOptions = { city: "" //城市,默认全国 }; auto = new AMap.Autocomplete(autoOptions); //查询成功时返回查询结果 if ( keywords.length > 0) { auto.search(keywords, function(status, result){ autocomplete_CallBack(result); }); } else { document.getElementById("result1").style.display = "none"; } }); } //输出输入提示结果的回调函数 function autocomplete_CallBack(data) { var resultStr = ""; var tipArr = data.tips; if (tipArr&&tipArr.length>0) { for (var i = 0; i < tipArr.length; i++) { resultStr += "<div id='divid" + (i + 1) + "' onmouseover='openMarkerTipById(" + (i + 1) + ",this)' onclick='selectResult(" + i + ")' onmouseout='onmouseout_MarkerStyle(" + (i + 1) + ",this)' style=\"font-size: 13px;cursor:pointer;padding:5px 5px 5px 5px;\"" + "data=" + tipArr[i].adcode + ">" + tipArr[i].name + "<span style='color:#C1C1C1;'>"+ tipArr[i].district + "</span></div>"; } } else { resultStr = " π__π 亲,人家找不到结果!<br />要不试试:<br />1.请确保所有字词拼写正确<br />2.尝试不同的关键字<br />3.尝试更宽泛的关键字"; } document.getElementById("result1").curSelect = -1; document.getElementById("result1").tipArr = tipArr; document.getElementById("result1").innerHTML = resultStr; document.getElementById("result1").style.display = "block"; } //输入提示框鼠标滑过时的样式 function openMarkerTipById(pointid, thiss) { //根据id打开搜索结果点tip thiss.style.background = '#CAE1FF'; } //输入提示框鼠标移出时的样式 function onmouseout_MarkerStyle(pointid, thiss) { //鼠标移开后点样式恢复 thiss.style.background = ""; } //从输入提示框中选择关键字并查询 function selectResult(index) { if(index<0){ return; } if (navigator.userAgent.indexOf("MSIE") > 0) { document.getElementById("keyword").onpropertychange = null; document.getElementById("keyword").onfocus = focus_callback; } //截取输入提示的关键字部分 var text = document.getElementById("divid" + (index + 1)).innerHTML.replace(/<[^>].*?>.*<\/[^>].*?>/g,""); var cityCode = document.getElementById("divid" + (index + 1)).getAttribute('data'); document.getElementById("keyword").value = text; document.getElementById("result1").style.display = "none"; //根据选择的输入提示关键字查询 mapObj.plugin(["AMap.PlaceSearch"], function() { var msearch = new AMap.PlaceSearch(); //构造地点查询类 AMap.event.addListener(msearch, "complete", placeSearch_CallBack); //查询成功时的回调函数 msearch.setCity(cityCode); //console.log(cityCode); msearch.search(text); //关键字查询查询 }); } //定位选择输入提示关键字 function focus_callback() { if (navigator.userAgent.indexOf("MSIE") > 0) { document.getElementById("keyword").onpropertychange = autoSearch; } } //输出关键字查询结果的回调函数 function placeSearch_CallBack(data) { //清空地图上的InfoWindow和Marker windowsArr = []; marker = []; mapObj.clearMap(); var resultStr1 = ""; var poiArr = data.poiList.pois; var resultCount = poiArr.length; for (var i = 0; i < resultCount; i++) { resultStr1 += "<div id='divid" + (i + 1) + "' onmouseover='openMarkerTipById1(" + i + ",this)' onmouseout='onmouseout_MarkerStyle(" + (i + 1) + ",this)' style=\"font-size: 12px;cursor:pointer;padding:0px 0 4px 2px; border-bottom:1px solid #C1FFC1;\"><table><tr><td><img src=\"http://webapi.amap.com/images/" + (i + 1) + ".png\"></td>" + "<td><h3><font color=\"#00a6ac\">名称: " + poiArr[i].name + "</font></h3>"; resultStr1 += TipContents(poiArr[i].type, poiArr[i].address, poiArr[i].tel) + "</td></tr></table></div>"; addmarker(i, poiArr[i]); } mapObj.setFitView(); } //鼠标滑过查询结果改变背景样式,根据id打开信息窗体 function openMarkerTipById1(pointid, thiss) { thiss.style.background = '#CAE1FF'; windowsArr[pointid].open(mapObj, marker[pointid]); } //添加查询结果的marker&infowindow function addmarker(i, d) { var lngX = d.location.getLng(); var latY = d.location.getLat(); var markerOption = { map:mapObj, icon:"http://webapi.amap.com/images/" + (i + 1) + ".png", position:new AMap.LngLat(lngX, latY) }; var mar = new AMap.Marker(markerOption); marker.push(new AMap.LngLat(lngX, latY)); var infoWindow = new AMap.InfoWindow({ content:"<h3><font color=\"#00a6ac\"> " + (i + 1) + ". " + d.name + "</font></h3>" + TipContents(d.type, d.address, d.tel), size:new AMap.Size(300, 0), autoMove:true, offset:new AMap.Pixel(0,-30) }); windowsArr.push(infoWindow); var autoData = function (e) { var nowPosition = mar.getPosition(), lng_str = nowPosition.lng, lat_str = nowPosition.lat; infoWindow.open(mapObj, nowPosition); document.getElementById("lngX").value = lng_str; document.getElementById("latY").value = lat_str; AMap.service('AMap.Geocoder',function(){//回调函数 //实例化Geocoder geocoder = new AMap.Geocoder({ city: ""//城市,默认:“全国” }); var lnglatXY=[lng_str, lat_str];//地图上所标点的坐标 geocoder.getAddress(lnglatXY, function(status, result) { if (status === 'complete' && result.info === 'OK') { //获得了有效的地址信息: //即,result.regeocode.formattedAddress //console.log(result); var city = result.regeocode.addressComponent.city; }else{ var city = '获取失败'; //获取地址失败 } document.getElementById("city").value=city; console.log(city); }); }) }; AMap.event.addListener(mar, "mouseover", autoData); } //infowindow显示内容 function TipContents(type, address, tel) { //窗体内容 if (type == "" || type == "undefined" || type == null || type == " undefined" || typeof type == "undefined") { type = "暂无"; } if (address == "" || address == "undefined" || address == null || address == " undefined" || typeof address == "undefined") { address = "暂无"; } if (tel == "" || tel == "undefined" || tel == null || tel == " undefined" || typeof address == "tel") { tel = "暂无"; } var str = " 地址:" + address + "<br /> 电话:" + tel + " <br /> 类型:" + type; return str; } function keydown(event){ var key = (event||window.event).keyCode; var result = document.getElementById("result1") var cur = result.curSelect; if(key===40){//down if(cur + 1 < result.childNodes.length){ if(result.childNodes[cur]){ result.childNodes[cur].style.background=''; } result.curSelect=cur+1; result.childNodes[cur+1].style.background='#CAE1FF'; document.getElementById("keyword").value = result.tipArr[cur+1].name; } }else if(key===38){//up if(cur-1>=0){ if(result.childNodes[cur]){ result.childNodes[cur].style.background=''; } result.curSelect=cur-1; result.childNodes[cur-1].style.background='#CAE1FF'; document.getElementById("keyword").value = result.tipArr[cur-1].name; } }else if(key === 13){ var res = document.getElementById("result1"); if(res && res['curSelect'] !== -1){ selectResult(document.getElementById("result1").curSelect); } }else{ autoSearch(); } } </script> </body> </html>