百度地图API-创建多个坐标，连线，信息提示
ymnets 人气:1
这是一个多坐标创建，并连线，和信息显示的例子
<!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: "微软雅黑";
}
</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实例
//后台传过来
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:"这是一个标题", content:"这是内容" },
{ title: "2", point: "116.340934,40.013401", name: "这是一个标题", content: "这是内容" },
{ title: "3", point: "116.342213,40.041267", name: "这是一个标题", content: "这是内容" },
{ title: "4", point: "116.342223,40.042267", name: "这是一个标题", content: "这是内容" },
{ title: "5", point: "116.342233,40.043267", name: "这是一个标题", content: "这是内容"},
];
function map_init() {
map = new BMap.Map("map");
//第1步：设置地图中心点，当前城市
var point = new BMap.Point(currentLat, currentLon);
//第2步：初始化地图,设置中心点坐标和地图级别。
map.centerAndZoom(point, 14);
//第3步：启用滚轮放大缩小
map.enableScrollWheelZoom(true);
//第4步：向地图中添加缩放控件
var ctrlNav = new window.BMap.NavigationControl({
anchor: BMAP_ANCHOR_TOP_LEFT,
type: BMAP_NAVIGATION_CONTROL_LARGE
});
map.addControl(ctrlNav);
//第5步：向地图中添加缩略图控件
var ctrlOve = new window.BMap.OverviewMapControl({
anchor: BMAP_ANCHOR_BOTTOM_RIGHT,
isOpen: 1
});
map.addControl(ctrlOve);
//第6步：向地图中添加比例尺控件
var ctrlSca = new window.BMap.ScaleControl({
anchor: BMAP_ANCHOR_BOTTOM_LEFT
});
map.addControl(ctrlSca);
//第7步：绘制点
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);
}
//绘制点
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); //跳动的动画
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, // 信息窗口宽度
height: 80, // 信息窗口高度
title: name, // 信息窗口标题
enableMessage: true//设置允许信息窗发送短息
};
var p = e.target;
var point = new BMap.Point(p.getPosition().lng, p.getPosition().lat);
var infoWindow = new BMap.InfoWindow(content, opts); // 创建信息窗口对象
map.openInfoWindow(infoWindow, point); //开启信息窗口
}
// 添加标注
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;
}
//异步调用百度js
function map_load() {
map_init();
}
/**
* 画线
*/
function drawPolyline(bMap, points) {
if (points == null || points.length <= 1) {
return;
}
bMap.addOverlay(new BMap.Polyline(points, {
strokeColor: "blue",
strokeWeight: 3,
strokeOpacity: 0.6
})); // 画线
}
window.onload = map_load;
</script>
</div>
</body>
</html>
效果如下：
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