高德地图JS--批量规划步行路线 优化
【摘要】
调取高德地图JS API 进行步行路线规划
多个起点到达一个重点，根据搜素结果画路线，进行绘图，并为线路添加点击事件
效果如下：
代码如下：
<!doctype html><html><head> <meta charset="utf-8"> <meta ht...
调取高德地图JS API 进行步行路线规划
多个起点到达一个重点，根据搜素结果画路线，进行绘图，并为线路添加点击事件
效果如下：
代码如下：
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
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<style>
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html,
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body,
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#container {
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width: 100%;
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height: 100%;
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}
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</style>
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<title>根据规划数据绘制步行路线</title>
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<link rel="stylesheet" href="https://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css"/>
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<script src="https://webapi.amap.com/maps?v=1.4.10&key=d799a2887868628bf7782fcd6b2c0ed1&plugin=AMap.PolyEditor"></script>
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<script src="https://webapi.amap.com/maps?v=1.4.10&key=d799a2887868628bf7782fcd6b2c0ed1&plugin=AMap.Walking"></script>
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<script src="https://a.amap.com/jsapi_demos/static/demo-center/js/demoutils.js"></script>
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</head>
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<body>
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<div id="container"></div>
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<script type="text/javascript">
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var map = new AMap.Map('container', {
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center: [116.397559, 39.89621],
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zoom: 14
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})
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// 当前示例的目标是展示如何根据规划结果绘制路线，因此walkOption为空对象
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var walkingOption = {}
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let dataArr = [
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[15, '汽车服务', 116.807599, 39.6462117, 1.459, 6.3265],
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[22, '汽车服务', 117.6136484, 39.7657742, 9.738, 7.5687],
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[30, '汽车服务', 117.2940413, 39.7878749, 7.7227, 6.5476],
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[37, '汽车服务', 116.0684453, 38.174566, 4.5352, 8.5357],
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[42, '汽车服务', 117.3493731, 38.6404797, 1.1438, 4.3265],
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[43, '汽车服务', 116.8465287, 38.363796, 8.7718, 4.4577]]
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let targetPoint = [116.944964, 39.457521]
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// 搜素路线的函数
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function searchRouter (startPointArr, endPoint) {
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for (let i = 0; i < startPointArr.length; i++) {
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let item = startPointArr[i]
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let startPoint = [item[2], item[3]]
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// 步行导航
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var walking = new AMap.Walking(walkingOption)
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//根据起终点坐标规划步行路线
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walking.search(startPoint, endPoint, function (status, result) {
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// result即是对应的步行路线数据信息，相关数据结构文档请参考 https://lbs.amap.com/api/javascript-api/reference/route-search#m_WalkingResult
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if (status === 'complete') {
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if (result.routes && result.routes.length) {
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drawRoute(result.routes[0], item)
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log.success('绘制步行路线完成')
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}
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} else {
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log.error('步行路线数据查询失败' + result)
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}
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})
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}
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}
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// 描绘路线的函数
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function drawRoute (route, item) {
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var path = parseRouteToPath(route)
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var startMarker = new AMap.Marker({
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position: path[0],
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icon: 'https://webapi.amap.com/theme/v1.3/markers/n/start.png',
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map: map
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})
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var endMarker = new AMap.Marker({
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position: path[path.length - 1],
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icon: 'https://webapi.amap.com/theme/v1.3/markers/n/end.png',
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map: map
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})
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var routeLine = new AMap.Polyline({
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path: path,
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isOutline: true,
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outlineColor: '#ffeeee',
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borderWeight: 2,
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strokeWeight: 5,
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cursor: 'pointer',
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strokeColor: '#0091ff',
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lineJoin: 'round',
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extData: item
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})
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routeLine.on('click', function (obj) {
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console.log(obj.target.getExtData())
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alert('您点击了线为' + obj.target.getExtData().toString())
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})
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routeLine.setMap(map)
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// 调整视野达到最佳显示区域
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map.setFitView([startMarker, endMarker, routeLine])
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}
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// 解析WalkRoute对象，构造成AMap.Polyline的path参数需要的格式
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// WalkRoute对象的结构文档 https://lbs.amap.com/api/javascript-api/reference/route-search#m_WalkRoute
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function parseRouteToPath (route) {
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var path = []
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for (var i = 0, l = route.steps.length; i < l; i++) {
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var step = route.steps[i]
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path.push([step.start_location.lng, step.start_location.lat])
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path.push([step.end_location.lng, step.end_location.lat])
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}
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return path
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}
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searchRouter(dataArr, targetPoint)
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</script>
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</body>
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</html>
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文章来源: fizzz.blog.csdn.net，作者：拿我格子衫来，版权归原作者所有，如需转载，请联系作者。
原文链接：fizzz.blog.csdn.net/article/details/82888621
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