为什么google map 导入的kml无法显示？

luren · 发表于 2015-1-17 10:47:30

按照教程，我想把一个简单个的kml文件显示在kmllayer中，可是无法显示。有谁能给个简单的例子吗？在不添加kmlayer时，map加载很快，当添加map后加载很慢
我的部分代码为：

var kmlLayer = new google.maps.KmlLayer({
//url: 'http://127.0.0.1/pathLine.kml',
url: '/show.kml',
suppressInfoWindows: true,
map: map
});

Alpha · 发表于 2015-1-18 20:23:33

<!DOCTYPE html>
<html>
  <head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
<meta charset="utf-8">
<title>KML Layers</title>
<style>
   html, body, #map-canvas {
      height: 100%;
      margin: 0px;
      padding: 0px
   }
</style>
<script src="https://maps.googleapis.com/maps/api/js?v=3.exp"></script>
<script>
function initialize() {
  var chicago = new google.maps.LatLng(41.875696,-87.624207);
  var mapOptions = {
zoom: 11,
center: chicago
  }

  var map = new google.maps.Map(document.getElementById('map-canvas'), mapOptions);

  var ctaLayer = new google.maps.KmlLayer({
url: 'http://gmaps-samples.googlecode.com/svn/trunk/ggeoxml/cta.kml'
  });
  ctaLayer.setMap(map);
}

google.maps.event.addDomListener(window, 'load', initialize);

</script>
  </head>
  <body>
<div id="map-canvas"></div>
  </body>
</html>