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[英]google maps example - marker show/hide not reflected on the map immediately
[英]Show and hide marker on google map
我正在嘗試為我的項目開發具有顯示/隱藏標記功能的地圖。 但是我對javascript沒有足夠的了解。 所以我現在在谷歌上找了一段時間。 看到了很多與此相關的帖子。現在,我在這里使用該帖子中的代碼
在那個帖子地圖上很好,但是這個帖子有些不足。
它僅顯示標記,但在再次單擊復選框時不會隱藏。
一次只顯示一個類別
碼:
<!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>
Please check this code it should be working for you.
在這里,您只需要添加jquery版本文件。 並簡單地檢查一下當時是否需要單擊復選框,否則需要將visible設置為true,否則它將變為false。請檢查我的代碼,
<!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>
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