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javascript - 单击父标记时显示和隐藏多个标记

转载 作者:行者123 更新时间:2023-11-28 03:46:04 24 4
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我有这段代码用于显示和隐藏带有复选框的标记,但我需要一个父标记,单击该标记时它应该显示和隐藏多个子标记。就像当我单击 map 上的主分支时,它应该显示所有子分支。并且无需刷新页面我是新的很抱歉,如果我的问题没有格式化。请帮助我解决这个问题

<!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, 1],
['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>

最佳答案

为父级和子级提供相同的类,当单击标记时,您可以显示父级和子级..

这是示例:

$(".classname).show();
$(".classname).hide();

关于javascript - 单击父标记时显示和隐藏多个标记,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/48468909/

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