使用js接收ajax解析的json再拼成一个自己想要的json
//ajax解析的json
{
"status": 1,
"content": {
"pathsInfo": [
{
"id": 1055,
"stoplineLat": 39.073574,
"beginpiontLon": 117.091149,
"roadBh": null,
"onroadName": "海泰南道",
"stoplineLon": 117.096723,
"beginpiontLat": 39.073537,
"createDate": "2018-04-17T18:09:10",
"piontGroup": "117.091156:39.073532,117.092285:39.073532,117.095398:39.073536,117.096649:39.073536",
"tpCrossroadInfo": {
"id": 1309,
"cityCode": "022",
"crossroadType": 0,
"stoplineNum": 0,
"stateCode": 1,
"crssroadName": "海泰南道,海泰发展二路",
"createDate": "2018-04-12T18:37:40",
"centerpointLat": 39.073574,
"centerpointLon": 117.096723
}
},
{
"id": 1318,
"stoplineLat": 39.073574,
"beginpiontLon": 117.096708,
"roadBh": null,
"onroadName": "海泰发展二路",
"stoplineLon": 117.096723,
"beginpiontLat": 39.077368,
"createDate": "2018-04-19T16:24:12",
"piontGroup": "117.096718:39.077366,117.096718:39.076599,117.09671:39.076092,117.09671:39.075436,117.096703:39.074348,117.096695:39.073627",
"tpCrossroadInfo": {
"id": 1309,
"cityCode": "022",
"crossroadType": 0,
"stoplineNum": 0,
"stateCode": 1,
"crssroadName": "海泰南道,海泰发展二路",
"createDate": "2018-04-12T18:37:40",
"centerpointLat": 39.073574,
"centerpointLon": 117.096723
}
},
{
"id": 1319,
"stoplineLat": 39.073574,
"beginpiontLon": 117.103589,
"roadBh": null,
"onroadName": "海泰南道",
"stoplineLon": 117.096723,
"beginpiontLat": 39.073689,
"createDate": "2018-04-19T16:24:27",
"piontGroup": "117.103584:39.073692,117.101616:39.073681,117.100128:39.073666,117.096741:39.073627",
"tpCrossroadInfo": {
"id": 1309,
"cityCode": "022",
"crossroadType": 0,
"stoplineNum": 0,
"stateCode": 1,
"crssroadName": "海泰南道,海泰发展二路",
"createDate": "2018-04-12T18:37:40",
"centerpointLat": 39.073574,
"centerpointLon": 117.096723
}
},
{
"id": 1320,
"stoplineLat": 39.073574,
"beginpiontLon": 117.096837,
"roadBh": null,
"onroadName": "",
"stoplineLon": 117.096723,
"beginpiontLat": 39.067214,
"createDate": "2018-04-19T16:24:38",
"piontGroup": "117.096863:39.067215,117.096863:39.067383,117.096848:39.069035,117.096825:39.070984,117.096825:39.071037,117.096817:39.071354,117.096809:39.071671,117.096809:39.072071,117.096794:39.073536",
"tpCrossroadInfo": {
"id": 1309,
"cityCode": "022",
"crossroadType": 0,
"stoplineNum": 0,
"stateCode": 1,
"crssroadName": "海泰南道,海泰发展二路",
"createDate": "2018-04-12T18:37:40",
"centerpointLat": 39.073574,
"centerpointLon": 117.096723
}
}
]
}
}
获取到id和piontGroup自己拼装
$.ajax({
url : '/trajectory/findByCrossId',
type : 'POST',
data : {
CrossId : clickCrossRoadId
},
dataType : 'json',
success : function(data) {
if (data.status == 1) {
var len = data.content.pathsInfo.length;
var pointsInfo = data.content.pathsInfo;
var arr = new Array();
var pointArr = new Array();
var str,strs;
for(var k=0; k<len; k++){
pointArr = [];
var obj = {};
strs = pointsInfo[k].piontGroup.split(',');
for(var i=0; i<strs.length; i++){
str = [JSON.parse(strs[i].split(':')[0]),JSON.parse(strs[i].split(':')[1])];
pointArr.push(str);
}
obj.nameId = pointsInfo[k].id;
obj.path = pointArr;
arr.push(obj);
}
在高德显示轨迹
<!-- 重点参数：renderOptions -->
<!doctype html>
<html lang="zh-CN"> <head>
<!-- 原始地址：//webapi.amap.com/ui/1.0/ui/misc/PathSimplifier/examples/adjust-style.html -->
<base href="//webapi.amap.com/ui/1.0/ui/misc/PathSimplifier/examples/" />
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
<title>调整线、点样式</title>
<style>
html,
body {
width: 100%;
height: 100%;
margin: 0px;
} #outer-box {
height: 100%; } #container {
height: 100%;
width: 100%;
} .hide {
display: none;
} </style>
</head> <body>
<div id="outer-box">
<div id="container">
</div> </div>
<script type="text/javascript" src='//webapi.amap.com/maps?v=1.4.5&key=ae37cf587f29134e49985c880a7228ae&plugin=AMap.Driving'></script>
<script src="../../../../plug/ext/dat.gui.min.js?v=1.0.11"></script>
<!-- UI组件库 1.0 -->
<script src="//webapi.amap.com/ui/1.0/main.js?v=1.0.11"></script>
<script type="text/javascript">
//创建地图
var map = new AMap.Map('container', {
zoom: 13
}); AMapUI.load(['ui/misc/PathSimplifier', 'lib/$', 'lib/utils'], function(PathSimplifier, $, utils) { if (!PathSimplifier.supportCanvas) {
alert('当前环境不支持 Canvas！');
return;
} var defaultRenderOptions = {
renderAllPointsIfNumberBelow: -1,
pathTolerance: 2,
keyPointTolerance: 0,
pathLineStyle: {
lineWidth: 4,
strokeStyle: '#C11534',
borderWidth: 1,
borderStyle: '#cccccc',
dirArrowStyle: true
},
pathLineHoverStyle: {
lineWidth: 4,
strokeStyle: 'rgba(204, 63, 88,1)',
borderWidth: 1,
borderStyle: '#cccccc',
dirArrowStyle: true
}
}; var pathSimplifierIns = new PathSimplifier({ zIndex: 100, map: map, getPath: function(pathData, pathIndex) { return pathData.path;
},
getHoverTitle: function(pathData, pathIndex, pointIndex) { if (pointIndex >= 0) {
//point
return pathData.name + '，点:' + pointIndex + '/' + pathData.path.length;
} return pathData.name + '，点数量' + pathData.path.length;
},
renderOptions: defaultRenderOptions
}); window.pathSimplifierIns = pathSimplifierIns;
var jsonObj = [{"name":1072,"path":[[117.070396,39.088734],[117.070389,39.088299],[117.070419,39.08532],[117.070435,39.084965],[117.070526,39.084377],[117.070694,39.083584],[117.070946,39.082802],[117.071281,39.082077],[117.071457,39.08176],[117.071732,39.08131],[117.071915,39.08107],[117.072189,39.08073],[117.072594,39.080257],[117.072914,39.079926],[117.073196,39.079655],[117.074005,39.078991],[117.074532,39.078636],[117.074936,39.078392],[117.074966,39.078369],[117.075325,39.078163],[117.075867,39.077885],[117.076569,39.077557],[117.076851,39.077377],[117.077003,39.077236],[117.077049,39.077126],[117.077065,39.077042],[117.077057,39.075539],[117.077103,39.073601]]},{"name":1073,"path":[[117.065384,39.07346],[117.066666,39.073486],[117.068321,39.073486],[117.069626,39.07349],[117.070312,39.07349],[117.070747,39.07349],[117.072044,39.073494],[117.072815,39.073494],[117.075508,39.073502],[117.076248,39.073505],[117.076569,39.073505],[117.077164,39.073505]]},{"name":1074,"path":[[117.077248,39.072186],[117.077179,39.072395],[117.077179,39.072937],[117.077171,39.073505]]},{"name":1075,"path":[[117.090767,39.073624],[117.088593,39.073616],[117.084396,39.073608],[117.082283,39.073605],[117.082039,39.073605],[117.079918,39.073601],[117.079308,39.073601],[117.078094,39.073601],[117.077225,39.073597]]}] // $.getJSON(jsonObj, function(d) { pathSimplifierIns.setData(jsonObj); //pathSimplifierIns.setSelectedPathIndex(); //}); }); </script>
</body> </html>
解析的数据放进table
//动态的创建一个table，同时将后台获取的数据动态的填充到相应的单元格
function createShowingTable(data){
var len = data.content.pathsInfo.length;
var pointsInfo = data.content.pathsInfo;
//此处需要让其动态的生成一个table并填充数据
var tableStr = "<div id='seePointTable'><button type='button' class='close' onclick='Iclose1()' title='close it'>×</button><table>";
tableStr = tableStr + "<thead><td>ID</td><td>所属路口</td><td>起点坐标</td><td>操作</td></thead>";
for(var i=0 ;i<len ; i++){
tableStr = tableStr + "<tr><td>"+ pointsInfo[i].id +"</td>"+"<td>"+pointsInfo[i].tpCrossroadInfo.crssroadName + "</td>"+"<td>"+pointsInfo[i].beginpiontLon+","+pointsInfo[i].beginpiontLat +"</td>"+"<td><a href='javascript:deletePointPath("+pointsInfo[i].id+")'>"+"删除"+"</a></td></tr>";
}
tableStr = tableStr + "</table></div>";
//将动态生成的table添加的事先隐藏的div中.
$("#dataTable").html(tableStr);
}
遇到一个错误：
window.pathSimplifierIns = pathSimplifierIns;
pathSimplifierIns.setData(arr);//这里要求传的是一个json对象
//pathSimplifierIns.setData(JSON.stringify(arr))；//最开始我是这么传的，一直不出路径，后来鑫哥告诉我，arr本身就是对象，JSON.stringify(arr)这样就是字符串了，所以出不来路径。
console.log(JSON.stringify(arr));//我一直从这看结果，以为是一个对象，其实是字符串,只是没显示出“”才让我一直以为是个对象，注意：如果是对象console.log会显示Object[...........]
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