百度地圖API-創建多個座標,連線,信息提示

 

這是一個多座標創建,並連線,和信息顯示的例子

 

<!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/api?v=2.0&ak=E06eb9d756d0eafc722effb355657b4c"></script>
    <title></title>
</head>
<body>
    <div>

            <div style="min-height: 800px; width: 100%;" id="map">
            </div>
            <script type="text/javascript">
                var map; //Map實例
                //後臺傳過來
                var currentLat = 116.345555;
                var currentLon = 40.018661;
                var my = { title: "我的位置" };
                var markerArr = [
                    { title: "1", point: "116.364531,40.057003",name:"這是一個標題", content:"這是內容" },
                    { title: "2", point: "116.340934,40.013401", name: "這是一個標題", content: "這是內容" },
                    { title: "3", point: "116.342213,40.041267", name: "這是一個標題", content: "這是內容" },
                    { title: "4", point: "116.342223,40.042267", name: "這是一個標題", content: "這是內容" },
                    { title: "5", point: "116.342233,40.043267", name: "這是一個標題", content: "這是內容"},
                
                ];

                function map_init() {
                    map = new BMap.Map("map");
                    //第1步:設置地圖中心點,當前城市
                    var point = new BMap.Point(currentLat, currentLon);
                    //第2步:初始化地圖,設置中心點座標和地圖級別。
                    map.centerAndZoom(point, 14);
                    //第3步:啓用滾輪放大縮小
                    map.enableScrollWheelZoom(true);
                    //第4步:向地圖中添加縮放控件
                    var ctrlNav = new window.BMap.NavigationControl({
                        anchor: BMAP_ANCHOR_TOP_LEFT,
                        type: BMAP_NAVIGATION_CONTROL_LARGE
                    });
                    map.addControl(ctrlNav);
                    //第5步:向地圖中添加縮略圖控件
                    var ctrlOve = new window.BMap.OverviewMapControl({
                        anchor: BMAP_ANCHOR_BOTTOM_RIGHT,
                        isOpen: 1
                    });
                    map.addControl(ctrlOve);

                    //第6步:向地圖中添加比例尺控件
                    var ctrlSca = new window.BMap.ScaleControl({
                        anchor: BMAP_ANCHOR_BOTTOM_LEFT
                    });
                    map.addControl(ctrlSca);


                    //第7步:繪製點
                    for (var i = 0; i < markerArr.length; i++) {
                        var p0 = markerArr[i].point.split(",")[0];
                        var p1 = markerArr[i].point.split(",")[1];
                        var maker = addMarker(new window.BMap.Point(p0, p1), i);
                        addInfoWindow(maker, markerArr[i], markerArr[i].name, markerArr[i].content);
                    }
                    //繪製點
                    var points = new Array();
                    for (var i = 0; i < markerArr.length; i++) {
                        var p0 = markerArr[i].point.split(",")[0];
                        var p1 = markerArr[i].point.split(",")[1];
                        var thePoint1 = new BMap.Point(p0, p1);
                        points.push(thePoint1);
                    }
                    drawPolyline(map, points);

                    // 添加信息窗口
                    function addInfoWindow(marker, poi,name, content) {
                        // marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳動的動畫
                        var label = new window.BMap.Label(poi.title, { offset: new window.BMap.Size(2, 1) });
                        marker.setLabel(label);
                        var clo = "";
                        if ("我的位置" == poi.title) {
                            clo = "#FF5782";
                        } else {
                            clo = "#E6FED";
                        }
                        label.setStyle({
                            color: "#fff",
                            fontSize: "16px",
                            backgroundColor: "0.05",
                            border: "0",
                            fontWeight: "bold"
                        });
                        //maps.addOverlay(lab1);

                        addClickHandler(name,content, marker);
                    }
                }
                function addClickHandler(name,content, marker) {
                    marker.addEventListener("click", function (e) {
                        openInfo(name,content, e)
                    }
                    );
                }
                function openInfo(name,content, e) {
                    var opts = {
                        width: 250,     // 信息窗口寬度
                        height: 80,     // 信息窗口高度
                        title: name, // 信息窗口標題
                        enableMessage: true//設置允許信息窗發送短息
                    };
                    var p = e.target;
                    var point = new BMap.Point(p.getPosition().lng, p.getPosition().lat);
                    var infoWindow = new BMap.InfoWindow(content, opts);  // 創建信息窗口對象 
                    map.openInfoWindow(infoWindow, point); //開啓信息窗口
                }
                // 添加標註
                function addMarker(point, index) {
                    index = 11;
                    var myIcon = new BMap.Icon("http://api.map.baidu.com/img/markers.png",
                        new BMap.Size(23, 25), {
                            offset: new BMap.Size(10, 25),
                            imageOffset: new BMap.Size(0, 0 - index * 25)

                        });
                    var marker = new BMap.Marker(point, { icon: myIcon });
                    map.addOverlay(marker);
                    return marker;
                }
                //異步調用百度js
                function map_load() {
                    map_init();
                }

                /**
                 * 畫線
                 */
                function drawPolyline(bMap, points) {
                    if (points == null || points.length <= 1) {
                        return;
                    }
                    bMap.addOverlay(new BMap.Polyline(points, {
                        strokeColor: "blue",
                        strokeWeight: 3,
                        strokeOpacity: 0.6
                    })); // 畫線

                }

                window.onload = map_load;
            </script>
    </div>
</body>
</html> 

效果如下:

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