我有这段代码,我正在尝试切换一些 kml 层。问题是当我单击标记时,它没有显示信息窗口。
也许有人可以告诉我我的错误。
这是代码:
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<style type="text/css">
html { height: 100% }
body { height: 100%; margin: 0; padding: 0 }
#map_canvas { height: 100% }
</style>
<script type="text/javascript"
src="http://maps.googleapis.com/maps/api/js?key=IzaSyAvj6XNNPO8YPFbkVR8KcTl5LK1ByRHG1E&sensor=false">
</script>
<script type="text/javascript">
var map;
// lets define some vars to make things easier later
var kml = {
a: {
name: "Productores",
url: "https://maps.google.hn/maps/ms?authuser=0&vps=2&hl=es&ie=UTF8&msa=0&output=kml&msid=200984447026903306654.0004c934a224eca7c3ad4"
}
// keep adding more if you like
};
// initialize our goo
function initializeMap() {
var options = {
center: new google.maps.LatLng(13.324182,-87.080071),
zoom: 8,
mapTypeId: google.maps.MapTypeId.TERRAIN
}
map = new google.maps.Map(document.getElementById("map_canvas"), options);
createTogglers();
};
google.maps.event.addDomListener(window, 'load', initializeMap);
// the important function... kml[id].xxxxx refers back to the top
function toggleKML(checked, id) {
if (checked) {
var layer = new google.maps.KmlLayer(kml[id].url, {
preserveViewport: true,
suppressInfoWindows: true
});
// store kml as obj
kml[id].obj = layer;
kml[id].obj.setMap(map);
}
else {
kml[id].obj.setMap(null);
delete kml[id].obj;
}
};
// create the controls dynamically because it's easier, really
function createTogglers() {
var html = "<form><ul>";
for (var prop in kml) {
html += "<li id=\"selector-" + prop + "\"><input type='checkbox' id='" + prop + "'" +
" onclick='highlight(this,\"selector-" + prop + "\"); toggleKML(this.checked, this.id)' \/>" +
kml[prop].name + "<\/li>";
}
html += "<li class='control'><a href='#' onclick='removeAll();return false;'>" +
"Remove all layers<\/a><\/li>" +
"<\/ul><\/form>";
document.getElementById("toggle_box").innerHTML = html;
};
function removeAll() {
for (var prop in kml) {
if (kml[prop].obj) {
kml[prop].obj.setMap(null);
delete kml[prop].obj;
}
}
};
// Append Class on Select
function highlight(box, listitem) {
var selected = 'selected';
var normal = 'normal';
document.getElementById(listitem).className = (box.checked ? selected: normal);
};
</script>
<style type="text/css">
.selected { font-weight: bold; }
</style>
</head>
<body>
<div id="map_canvas" style="width: 50%; height: 200px;"></div>
<div id="toggle_box" style="position: absolute; top: 200px; right: 1000px; padding: 20px; background: #fff; z-index: 5; "></div>
</body>
</html>