测距工具

使用RangingTool测量地图上两点间实际记录，可用于线上地图距离量取等场景。

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          <!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>测量工具-距离</title>
    <link rel="stylesheet" href="http://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css" type="text/css">
    <style>
        html,body,#container{
            height: 100%
        }
        .btn{
            background-color: white;
        }
    </style>
</head>
<body>
    <div id="container"></div>
    
    <div id="info">
        点击地图获取量测点，右键或双击左键结束测量
    </div>
    <div class="input-card" style="width:20rem;background-color:transparent;box-shadow:none">
        <div class="input-item">
            <input type="button" class="btn" id='default' value="默认样式测距" style='margin-right: 1rem;'/>
            <input type="button" class="btn" id='custom' value="自定义样式测距"/>
        </div>
    </div>
    
    <script src="http://webapi.amap.com/maps?v=1.4.15&key=您申请的key值&plugin=AMap.RangingTool"></script>
    <script type="text/javascript">
            var map, ruler1, ruler2;
            //地图初始化
            map = new AMap.Map("container", {
                resizeEnable: true
            });
            //默认样式
            ruler1 = new AMap.RangingTool(map);
    
            //自定义样式
            var startMarkerOptions= {
                icon: new AMap.Icon({
                    size: new AMap.Size(19, 31),//图标大小
                    imageSize:new AMap.Size(19, 31),
                    image: "http://webapi.amap.com/theme/v1.3/markers/b/start.png"
                })
            };
            var endMarkerOptions = {
                icon: new AMap.Icon({
                    size: new AMap.Size(19, 31),//图标大小
                    imageSize:new AMap.Size(19, 31),
                    image: "http://webapi.amap.com/theme/v1.3/markers/b/end.png"
                }),
                offset: new AMap.Pixel(-9, -31)
            };
            var midMarkerOptions = {
                icon: new AMap.Icon({
                    size: new AMap.Size(19, 31),//图标大小
                    imageSize:new AMap.Size(19, 31),
                    image: "http://webapi.amap.com/theme/v1.3/markers/b/mid.png"
                }),
                offset: new AMap.Pixel(-9, -31)
            };
            var lineOptions = {
                strokeStyle: "solid",
                strokeColor: "#FF33FF",
                strokeOpacity: 1,
                strokeWeight: 2
            };
            var rulerOptions = {
                startMarkerOptions: startMarkerOptions,
                midMarkerOptions:midMarkerOptions,
                endMarkerOptions: endMarkerOptions,
                lineOptions: lineOptions
            };
            ruler2 = new AMap.RangingTool(map, rulerOptions);
    
            //启用默认样式测距
            document.getElementById('default').onclick=function(){
                ruler2.turnOff();
                ruler1.turnOn();
            }
            //启用自定义样式测距
            document.getElementById('custom').onclick = function() {
                ruler1.turnOff();
                ruler2.turnOn();
            }
    </script>
</body>
</html>
        

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