java api_google

[lugalzaggesi]

Buongiorno a tutti e scusate il disturbo.
Il script funziona ma vorrei dare la possibilità all'utente di selezionare e deselezionare i due kml inclusi, come posso fare?
Grazie Mille

var map;
var geocoder;
var side_bar_html = '';
var gmarkers = [];
function loadMap() {
var Iraq = {lat: 32.69840, lng: 45.07899};
map = new google.maps.Map(document.getElementById('map'), {
zoom: 9,
center: Italy
});
ctaLayer = new google.maps.KmlLayer({
url: 'https://www.pinco.it/kml/site.kml',
suppressInfoWindows: true,
map: map
});
ctaLayer = new google.maps.KmlLayer({
url: 'https://www.pinco.it/kml/area.kml',
suppressInfoWindows: true,
map: map
});
var cdata = JSON.parse(document.getElementById('data').innerHTML);
geocoder = new google.maps.Geocoder();
codeAddress(cdata);
var allData = JSON.parse(document.getElementById('allData').innerHTML);
showAllColleges(allData);
}
function showAllColleges(allData) {
var infoWind = new google.maps.InfoWindow;
Array.prototype.forEach.call(allData, function(data){
var content = document.createElement('div');
var strong = document.createElement('strong');
strong.textContent = data.id;
content.appendChild(strong);
content.appendChild(document.createElement('br'));
var strong1 = document.createElement('strong1');
strong1.textContent = data.name;
content.appendChild(strong1);
content.appendChild(document.createElement('br'));
var a = document.createElement('a');
var linkText = document.createTextNode('record');
a.appendChild(linkText);
a.title = 'record';
a.href = ('record.php?id=') + data.id;
content.appendChild(a);
content.appendChild(document.createElement('br'));
if (data.siteno != '') {
var img = document.createElement('img');
img.src = (host + 'upload/') + data.siteno + ('.jpg');
img.style.width = '100px';
content.appendChild(img);
}
var iconBase = host + 'costruzione/coldmarker.png';
var marker = new google.maps.Marker({
position: new google.maps.LatLng(data.lat, data.lng),
map: map,
icon: iconBase
});
marker.addListener('mousedown', function(){
infoWind.setContent(content);
infoWind.open(map, marker);
});
gmarkers.push(marker);
side_bar_html += '<a class="link" href="javascript:myclick(' + (gmarkers.length-1) + ')">' + data.id + '. ' + data.name + '<\/a><br>';
});
document.getElementById('side_bar').innerHTML = side_bar_html;
}
function codeAddress(cdata) {
Array.prototype.forEach.call(cdata, function(data){
var address = data.year;
geocoder.geocode( { 'name': address}, function(results, status) {
if (status == 'OK') {
map.setCenter(results[0].geometry.location);
var points = {};
points.id = data.id;
points.lat = map.getCenter().lat();
points.lng = map.getCenter().lng();
updateCollegeWithLatLng(points);
} else {
alert('Geocode was not successful for the following reason: ' + status);
}
});
});
}
function myclick(i) {
google.maps.event.trigger(gmarkers[i], 'mousedown');
}
function updateCollegeWithLatLng(points) {
$.ajax({
url: "action.php",
method: "post",
data: points,
success: function(res) {
console.log(res);
}
});
}