OpenLayers>Marker>events(click/mousedown)【地图中标记的事件】

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>

<%

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html>

  <head>

    <base href="<%=basePath%>">

    

    <title>My JSP 'mark.jsp' starting page</title>

    

<meta http-equiv="pragma" content="no-cache">

<meta http-equiv="cache-control" content="no-cache">

<meta http-equiv="expires" content="0">    

<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

<meta http-equiv="description" content="This is my page">

<!--

<link rel="stylesheet" type="text/css" href="styles.css">

-->

<link rel="stylesheet" href="<%=basePath%>/Script/theme/default/style.css" type="text/css">

    <link rel="stylesheet" href="<%=basePath%>/Style/style.css" type="text/css">

<script src="<%=basePath%>/Script/lib/OpenLayers.js"></script>

<script type="text/javascript">

var map,layer;

function closePopu(){

this.hide();

}

function init(){

map = new OpenLayers.Map('map');

            layer = new OpenLayers.Layer.WMS( "OpenLayers WMS", 

                "http://vmap0.tiles.osgeo.org/wms/vmap0", {layers: 'basic'} );

            map.addLayer(layer);

            

            var newlayer = new OpenLayers.Layer.Text( "text", { location:"<%=basePath%>Script/textfile.txt"} );

            map.addLayer(newlayer);

            

            //marker

            var markers = new OpenLayers.Layer.Markers( "Markers" );

            map.addLayer(markers);//将markers层添加到地图上

            var size = new OpenLayers.Size(21,25);

            var offset = new OpenLayers.Pixel(-(size.w/2), -size.h);

            var icon = new OpenLayers.Icon('http://www.openlayers.org/dev/img/marker.png',size,offset);

            markers.addMarker(new OpenLayers.Marker(new OpenLayers.LonLat(0,0),icon));

            

            

            //marker

            var halfIcon = new OpenLayers.Icon("<%=basePath%>images/50653941400a8.jpg",new OpenLayers.Size(100,100),offset);//  the icon for this marker

            halfIcon.setOpacity(0.6);

            var halflonlat = new OpenLayers.LonLat(0,45);// the position of this marker

            var halfMark = new OpenLayers.Marker(halflonlat,halfIcon);

            halfMark.events.register('click',halfMark,function(event){

            alert(halfMark.icon.size+" "+halfMark.icon.url+" lon:"+halfMark.lonlat.lon+" lat:"+halfMark.lonlat.lat);

            OpenLayers.Event.stop(event);

            });

            markers.addMarker(halfMark);

 

//marker

            marker = new OpenLayers.Marker(new OpenLayers.LonLat(90,10),icon.clone());

            marker.setOpacity(0.2);

            //marker.events.register('mousedown',new OpenLayers.LonLat(90,10), 

            //marker.events.register('mousedown',this, 

            marker.events.register('mousedown',marker, 

            function(evt) { 

            //alert(marker.icon.url+" lon:"+marker.lonlat.lon+" lat:"+marker.lonlat.lat); 

            popup = new OpenLayers.Popup.FramedCloud("chicken", 

                                     marker.lonlat,

                                     null,

                                     "<div style='font-size:.8em'>URL: " +marker.icon.url +"</div>",

                                     null, true, closePopu);

                                     OpenLayers.Event.stop(evt);

            map.addPopup(popup);

            });

            markers.addMarker(marker); 

           

            //控件

            map.addControls([

           new OpenLayers.Control.LayerSwitcher(),

           new OpenLayers.Control.MousePosition(),

           new OpenLayers.Control.PanZoomBar()

            ]);

            map.setCenter(new OpenLayers.LonLat(0,0),0); 

map.zoomToMaxExtent();

}

</script>

  </head>

  

  <body onload="init();">

  <h3>这是我的第二个正式程序,终于自己写了二个程序了,真难,希望自己能渡过这个难关,最近压力很大</h3>

  <hr>

    <div id="map" class="smallmap"></div>

  </body>

</html>

 

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