1. Contexte du problème
Définissez les cartes des itinéraires aller et retour, et définissez les itinéraires dans différentes couleurs
2. Code source d'implémentation
<!doctype html> <html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width"> <title>高德地图-绘制去程和回程路线</title> <link rel="stylesheet" href="http://cache.amap.com/lbs/static/main1119.css"/> <script type="text/javascript" src="http://webapi.amap.com/maps?v=1.3&key=323b2a75430429a747a32b5c318f7f5a&plugin=AMap.Driving"></script> <script type="text/javascript" src="http://cache.amap.com/lbs/static/addToolbar.js"></script> <style type="text/css"> #panel { position: fixed; background-color: white; max-height: 90%; overflow-y: auto; top: 10px; right: 10px; width: 280px; } </style> </head> <body> <p id="container"></p> <p id="panel" style="display:none;"></p> <script type="text/javascript"> //初始化地图 var map = new AMap.Map("container", { resizeEnable: true, center: [114.295482,30.582582], zoom: 13 }); //初始化导航类 var driving = new AMap.Driving({ map: map, panel: "panel" }); // 起点到终点 driving.search(new AMap.LngLat(114.295482,30.582582), new AMap.LngLat(114.26836,30.643449)); var lineArr = [ [114.295482,30.582582], [114.26836,30.643449] ]; var lineArr1 = [ [114.26836,30.643449], [114.295482,30.582582] ]; var polyline = new AMap.Polyline({ path: lineArr, // 设置线覆盖物路径 strokeColor: '#3366FF', // 线颜色 strokeOpacity: 1, // 线透明度 strokeWeight: 2, // 线宽 strokeStyle: 'solid', // 线样式 strokeDasharray: [10, 5], // 补充线样式 geodesic: true // 绘制大地线 }); polyline.setMap(map); //初始化导航类 var driving1 = new AMap.Driving({ map: map, panel: "panel" }); //终点到起点 driving1.search(new AMap.LngLat(114.26836,30.643449), new AMap.LngLat(114.295482,30.582582)); var polyline1 = new AMap.Polyline({ path: lineArr, // 设置线覆盖物路径 strokeColor: '#00FF00', // 线颜色 strokeOpacity: 1, // 线透明度 strokeWeight: 2, // 线宽 strokeStyle: 'solid', // 线样式 strokeDasharray: [10, 5], // 补充线样式 geodesic: true // 绘制大地线 }); polyline1.setMap(map); </script> </body> </html>
3 .Obtenez des résultats
Ce qui précède est le contenu d'Amap - dessin des itinéraires aller et retour. Pour plus de contenu connexe, veuillez faire attention au site Web PHP chinois (www.php.cn) !