頁面代碼
<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="initial-scale=1.0, user-scalable=no" /> <style type="text/css"> body, html,#allmap {width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微軟雅黑";} </style> <script type="text/javascript" src="http://api.map.baidu.com/getscript?v=2.0&ak=E243c03006de5c71a59f896471a64199"></script> <script type="text/javascript" src="http://api.map.baidu.com/library/CurveLine/1.5/src/CurveLine.min.js"></script> <title>折線上添加方向箭頭</title> </head> <body> <div id="allmap"></div> </body> </html> <script type="text/javascript"> // 百度地圖API功能 var map = new BMap.Map("allmap"); // 創建Map實例 map.centerAndZoom(new BMap.Point(116.404, 39.915), 14); // 初始化地圖,設置中心點坐標和地圖級別 map.enableScrollWheelZoom(true); //開啟鼠標滾輪縮放 var mapStyle ={ style : 'midnight', }; map.setMapStyle(mapStyle); var sy = new BMap.Symbol(BMap_Symbol_SHAPE_BACKWARD_OPEN_ARROW, { scale: 0.6,//圖標縮放大小 strokeColor:'#fff',//設置矢量圖標的線填充顏色 strokeWeight: '2',//設置線寬 }); var icons = new BMap.IconSequence(sy, '10', '30'); // 創建polyline對象 var pois = [ new BMap.Point(116.350658,39.938285), new BMap.Point(116.386446,39.939281), new BMap.Point(116.389034,39.913828), new BMap.Point(116.442501,39.914603) ]; var polyline =new BMap.Polyline(pois, { enableEditing: false,//是否啟用線編輯，默認為false enableClicking: true,//是否響應點擊事件，默認為true icons:[icons], strokeWeight:'8',//折線的寬度，以像素為單位 strokeOpacity: 0.8,//折線的透明度，取值范圍0 - 1 strokeColor:"#18a45b" //折線顏色 }); var startPoint=new BMap.Point(116.432045,39.910683), middlePoint=new BMap.Point(116.395645,39.93397), endPoint=new BMap.Point(116.416917,39.888588); var points = [startPoint,middlePoint, endPoint]; var curve = new BMapLib.CurveLine(points, {strokeColor:"blue", strokeWeight:3, strokeOpacity:0.5}); //創建弧線對象 map.addOverlay(curve); //添加到地圖中 curve.enableEditing(); //開啟編輯功能 map.addOverlay(polyline);//增加折線 </script>