如何使用javascript组合地理位置和多个标记?
我正在尝试创建一个地图,能够跟踪我的位置,同时能够显示多个标记。我能结合下面的两个JavaScript吗?如果我不知道该怎么做 用于多个标记的JavaScript如何使用javascript组合地理位置和多个标记?,javascript,google-maps,geolocation,Javascript,Google Maps,Geolocation,我正在尝试创建一个地图,能够跟踪我的位置,同时能够显示多个标记。我能结合下面的两个JavaScript吗?如果我不知道该怎么做 用于多个标记的JavaScript <script type="text/javascript"> var locations = [ ['Hougang', 1.37265, 103.893658], ['Punggol', 1.400617, 103.907833], ['MacRitchie Reservoir', 1.346002,
<script type="text/javascript">
var locations = [
['Hougang', 1.37265, 103.893658],
['Punggol', 1.400617, 103.907833],
['MacRitchie Reservoir', 1.346002, 103.825436],
['Bishan', 1.352051, 103.849125],
['Sentosa', 1.251226, 103.830757]
];
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 15,
center: new google.maps.LatLng(1.37265, 103.893658),
mapTypeId: google.maps.MapTypeId.ROADMAP
});
var infowindow = new google.maps.InfoWindow();
var marker, i;
for (i = 0; i < locations.length; i++) {
marker = new google.maps.Marker({
position: new google.maps.LatLng(locations[i][1], locations[i][2]),
map: map
});
google.maps.event.addListener(marker, 'click', (function (marker, i) {
return function () {
infowindow.setContent(locations[i][0]);
infowindow.open(map, marker);
}
})(marker, i));
}
是的,可以将两者结合起来。当你初始化地图和绘制好后。。。位置您可以添加地理位置代码。我写了一个演示,将显示一个较小的绿色图标的地理位置。如果浏览器不支持地理编码,则不会显示任何内容,也不会显示任何错误 演示 请记住,如果代码是从硬盘本地加载的,那么地理定位就不起作用(至少对我来说)。必须公开送达
// Check if user support geo-location
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(function(position) {
var latitude = position.coords.latitude;
var longitude = position.coords.longitude;
var geolocpoint = new google.maps.LatLng(latitude, longitude);
var mapOptions = {
zoom: 8,
center: geolocpoint,
mapTypeId: google.maps.MapTypeId.HYBRID
}
// Place a marker
var geolocation = new google.maps.Marker({
position: geolocpoint,
map: map,
title: 'Your geolocation',
icon: 'http://labs.google.com/ridefinder/images/mm_20_green.png'
});
});
}
下面是一个工作示例,它正在我的项目中使用
function AddInfoWidnow(marker,message)
{
var infowindow = new google.maps.InfoWindow({ content: message });
google.maps.event.addListener(marker, 'click', function() {
infowindow.open(marker.get('map'), marker);
});
}
function ShowOnMap(ContainerId, mapItems) {
var DefaultLatLng= new google.maps.LatLng('12.967461', '79.941824');
var mapOptions = {
center: DefaultLatLng,
zoom: 10,
mapTypeId: google.maps.MapTypeId.ROADMAP,
marker: true
};
var mapCust = new google.maps.Map(document.getElementById(ContainerId), mapOptions);
var arrJsonObject = JSON.parse(mapItems);
for (var y = 1; y <= arrJsonObject.length; y++)
{
var myLatLng1 = new google.maps.LatLng(arrJsonObject[y - 1].Latitude, arrJsonObject[y - 1].Lonngitude);
var marker = new google.maps.Marker({
position: myLatLng1,
map: mapCust,
title: 'Marked at '+ arrJsonObject[y - 1].markedDate
});
addInfoWindows(marker,y-1,arrJsonObject);
marker.setMap(mapCust);
}
}
非常感谢您的帮助!:)可能有点晚,但要在本地运行,可以在api调用中插入api密钥:
function AddInfoWidnow(marker,message)
{
var infowindow = new google.maps.InfoWindow({ content: message });
google.maps.event.addListener(marker, 'click', function() {
infowindow.open(marker.get('map'), marker);
});
}
function ShowOnMap(ContainerId, mapItems) {
var DefaultLatLng= new google.maps.LatLng('12.967461', '79.941824');
var mapOptions = {
center: DefaultLatLng,
zoom: 10,
mapTypeId: google.maps.MapTypeId.ROADMAP,
marker: true
};
var mapCust = new google.maps.Map(document.getElementById(ContainerId), mapOptions);
var arrJsonObject = JSON.parse(mapItems);
for (var y = 1; y <= arrJsonObject.length; y++)
{
var myLatLng1 = new google.maps.LatLng(arrJsonObject[y - 1].Latitude, arrJsonObject[y - 1].Lonngitude);
var marker = new google.maps.Marker({
position: myLatLng1,
map: mapCust,
title: 'Marked at '+ arrJsonObject[y - 1].markedDate
});
addInfoWindows(marker,y-1,arrJsonObject);
marker.setMap(mapCust);
}
}
var mapItems='[
{
"Latitude": "22.575897",
"Lonngitude": "88.431754",
"CustomerCode": "*$$$*",
"CustomerName": "*@@@*",
"markedDate": "2/20/2014 12:04:41 PM"
},
{
"Latitude": "22.615067",
"Lonngitude": "88.431759",
"CustomerCode": "*$$$*",
"CustomerName": "*@@@*",
"markedDate": "2/20/2014 3:02:19 PM"
}
]';
ShowOnMap(containerId2, mapItems);