Question

我正在尝试为我的项目开发带有显示/隐藏标记功能的地图。但我没有正确的javascript知识。所以我现在正在谷歌上寻找一段时间。并且看到了许多与此相关的帖子。现在我正在使用post shows here

中的代码

在那张贴图中很好但是这篇文章有些不足。

它只显示标记，但在再次单击复选框时不会隐藏。
一次只显示一个类别

CODE：

<!DOCTYPE html>
<html> 
<head> 
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/> 
<title>Google Maps JavaScript API v3 Example: Marker Categories</title> 
<script type="text/javascript" 
       src="http://maps.google.com/maps/api/js?sensor=false"></script>
</head> 
<body> 
 <div id="map" style="width: 400px; height: 300px;"></div> 

 <input type="checkbox" value="Show Group 1" onclick="displayMarkers(1);">
 <input type="checkbox" value="Show Group 2" onclick="displayMarkers(2);">

 <script type="text/javascript"> 

 var beaches = [
   ['Bondi Beach', -33.890542, 151.274856, 1,],
   ['Coogee Beach', -33.923036, 151.259052, 1],
   ['Cronulla Beach', -34.028249, 151.157507, 2],
   ['Manly Beach', -33.800101, 151.287478, 2],
   ['Maroubra Beach', -33.950198, 151.259302, 2]
 ];

 var map = new google.maps.Map(document.getElementById('map'), {
    zoom: 10,
    center: new google.maps.LatLng(-33.88, 151.28),
    mapTypeId: google.maps.MapTypeId.ROADMAP
 });

 var markers = [];

 var i, newMarker;

 for (i = 0; i < beaches.length; i++) {
   newMarker = new google.maps.Marker({
   position: new google.maps.LatLng(beaches[i][1], beaches[i][2]),
   map: map,
   title: beaches[i][0]
 });

 newMarker.category = beaches[i][3];
 newMarker.setVisible(false);

 markers.push(newMarker);
 }

  function displayMarkers(category) {
  var i;

 for (i = 0; i < markers.length; i++) {
   if (markers[i].category === category) {
     markers[i].setVisible(true);
   }
   else {
     markers[i].setVisible(false);
   }
 }
 }    

</script> 
</body> 
</html>

Answer 1

Please check this code it should be working for you.

这里你需要添加jquery版本文件。并只需检查复选框是否单击该处时间你需要设置可见其他明智它变得虚假检查我的代码试试这个，

           <!DOCTYPE html>
       <html> 
       <head> 
       <meta http-equiv="content-type" content="text/html; charset=UTF-8"/> 
       <title>Google Maps JavaScript API v3 Example: Marker Categories</title> 
           <script type="text/javascript" 
                   src="http://maps.google.com/maps/api/js?sensor=false"></script>
           <script src="http://code.jquery.com/jquery-2.2.0.min.js"></script>
       </head> 
       <body> 
        <div id="map" style="width: 400px; height: 300px;"></div> 

        <input type="checkbox" value="Show Group 1" onclick="displayMarkers(this,1);">
        <input type="checkbox" value="Show Group 2" onclick="displayMarkers(this, 2);">

        <script type="text/javascript"> 

        var beaches = [
          ['Bondi Beach', -33.890542, 151.274856, 1,],
          ['Coogee Beach', -33.923036, 151.259052, 1],
          ['Cronulla Beach', -34.028249, 151.157507, 2],
          ['Manly Beach', -33.800101, 151.287478, 2],
          ['Maroubra Beach', -33.950198, 151.259302, 2]
        ];

        var map = new google.maps.Map(document.getElementById('map'), {
           zoom: 10,
           center: new google.maps.LatLng(-33.88, 151.28),
           mapTypeId: google.maps.MapTypeId.ROADMAP
        });

        var markers = [];

        var i, newMarker;

        for (i = 0; i < beaches.length; i++) {
          newMarker = new google.maps.Marker({
          position: new google.maps.LatLng(beaches[i][1], beaches[i][2]),
          map: map,
          title: beaches[i][0]
        });

        newMarker.category = beaches[i][3];
        newMarker.setVisible(false);

        markers.push(newMarker);
        }

         function displayMarkers(obj,category) {
             var i;

             for (i = 0; i < markers.length; i++)
             {   
                     if (markers[i].category === category) {
                         if ($(obj).is(":checked")) {

                             markers[i].setVisible(true);
                         } else {
                             markers[i].setVisible(false);    
                         }
                     } 
                     else 
                     {
                         markers[i].setVisible(false);
                     }
                 }


         }    

       </script> 
       </body> 
       </html>

在Google地图上显示和隐藏标记

1 个答案: