我想移动标记并在单击 map 时获取经度和纬度。 目前,我的 map 已显示,但我无法更改标记位置。 我尝试模仿 this 中的编码器.
我的引用使用按钮来更改标记的位置。在我的情况下,我需要点击 map 。我尝试修改它以适应我的情况,但仍然不起作用。
这是我的代码:
jQuery(document).ready(function( $ ) {
function myMap(lat,long) {
var myCenter = new google.maps.LatLng(lat,long);
var mapCanvas = document.getElementById("googleMap");
var mapOptions = {
center: myCenter,
zoom: 15,
treetViewControl: false,
mapTypeControl: false
};
var map = new google.maps.Map(mapCanvas, mapOptions);
var marker = new google.maps.Marker({position:myCenter});
marker.setMap(map);
// Zoom to 9 when clicking on marker
google.maps.event.addListener(marker,'click',function() {
map.setZoom(9);
map.setCenter(marker.getPosition());
});
//sets variable for lat and long
$('.lat').text(lat);
$('.long').text(long);
}
function newLocation(newLat,newLng)
{
map.setCenter({
lat : newLat,
lng : newLng
});
}
google.maps.event.addDomListener(window, 'load', myMap(3.1412,101.68653));
$(document).ready(function ()
{
google.maps.event.addListener(map, 'click', function(event) {
newLocation(event.myCenter);
});
});
});
最佳答案
1) 单击 map 并将标记的位置更改为您单击的位置
var map, marker;
$(document).ready(function() {
function myMap(lat,long) {
var myCenter = new google.maps.LatLng(lat,long);
var mapCanvas = document.getElementById("googleMap");
var mapOptions = {
center: myCenter,
zoom: 15,
treetViewControl: false,
mapTypeControl: false
};
map = new google.maps.Map(mapCanvas, mapOptions);
marker = new google.maps.Marker(
{
position:myCenter,
draggable: true
}
);
marker.setMap(map);
// Zoom to 9 when clicking on marker
google.maps.event.addListener(marker,'click',function() {
map.setZoom(9);
map.setCenter(marker.getPosition());
});
//sets variable for lat and long
$('.lat').text(lat);
$('.long').text(long);
}
function newLocation(newLat,newLng)
{
map.setCenter({
lat : newLat,
lng : newLng
});
}
google.maps.event.addDomListener(window, 'load', myMap(3.1412,101.68653));
$(document).ready(function ()
{
// click on map and set you marker to that position
google.maps.event.addListener(map, 'click', function(event) {
marker.setPosition(event.latLng);
});
});
});
2) 通过拖放更改标记的位置
var map;
$(document).ready(function() {
function myMap(lat,long) {
var myCenter = new google.maps.LatLng(lat,long);
var mapCanvas = document.getElementById("googleMap");
var mapOptions = {
center: myCenter,
zoom: 15,
treetViewControl: false,
mapTypeControl: false
};
map = new google.maps.Map(mapCanvas, mapOptions);
var marker = new google.maps.Marker(
{
position:myCenter,
draggable: true // set marker draggable
}
);
marker.setMap(map);
// Zoom to 9 when clicking on marker
google.maps.event.addListener(marker,'click',function() {
map.setZoom(9);
map.setCenter(marker.getPosition());
});
// when dragend, show new lat and lng in console
google.maps.event.addListener(marker, 'dragend', function(){
console.log("lat: "+marker.position.lat())
console.log("lng: "+marker.position.lng())
})
//sets variable for lat and long
$('.lat').text(lat);
$('.long').text(long);
}
function newLocation(newLat,newLng)
{
map.setCenter({
lat : newLat,
lng : newLng
});
}
google.maps.event.addDomListener(window, 'load', myMap(3.1412,101.68653));
$(document).ready(function ()
{
google.maps.event.addListener(map, 'click', function(event) {
newLocation(event.myCenter);
});
});
});
关于javascript - 更改谷歌地图标记位置onclick,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/49703758/