google map 综合应用-优快云博客

本文展示了一个使用Google Maps JavaScript API v3实现的地图应用实例。该示例包括如何加载地图、设置地图的基本属性如中心点坐标及缩放级别，并演示了如何在地图上添加标记和交通层，以及为标记添加点击事件以显示信息窗口。

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
<title>Google Maps JavaScript API v3 Example: KmlLayer GeoRSS</title>
<link href="http://code.google.com/apis/maps/documentation/javascript/examples/default.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="http://maps.google.com/maps/api/js?v=3.7&sensor=false&language=zh-CN"></script>
<script type="text/javascript">
function initialize() {
  var myLatlng = new google.maps.LatLng(31.283245,121.469925);
  var myOptions = {
    zoom: 9,
    center: myLatlng,
	backgroundColor: 'F8F8FF',
    mapTypeId: google.maps.MapTypeId.ROADMAP
  }

  var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);

  //show traffic
  var trafficLayer = new google.maps.TrafficLayer();
  trafficLayer.setMap(map);

  //To add icon
  var marker = new google.maps.Marker({
      position: myLatlng,
	  icon: "http://map.amap.com/images/layer_icon_1040.png",
      title:"Hello World!"
  });

  // To add the marker to the map, call setMap();
  marker.setMap(map); 

  var contentString = '<div id="content">'+
        '<a href="http://en.wikipedia.org/w/index.php?title=Uluru&oldid=297882194">'+
        'http://en.wikipedia.org/w/index.php?title=Uluru</a> '+
        '</div>';

    var infowindow = new google.maps.InfoWindow({
        content: contentString,
        maxWidth: 200
    });

	google.maps.event.addListener(marker, 'click', function() {
      infowindow.open(map,marker);
    });
}
</script>
</head>
<body onload="initialize()">
  <div id="map_canvas"></div>
</body>
</html>