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add markerclusterer #47

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add markerclusterer #47

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33 changes: 33 additions & 0 deletions represent-map/index.php
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@
<script src="./bootstrap/js/bootstrap-typeahead.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript" src="https://maps.googleapis.com/maps/api/js?sensor=false"></script>
<script type="text/javascript" src="./scripts/label.js"></script>
<script type="text/javascript" src="http://google-maps-utility-library-v3.googlecode.com/svn/tags/markerclusterer/1.0.2/src/markerclusterer.js"></script>

<script type="text/javascript">
var map;
Expand Down Expand Up @@ -292,6 +293,38 @@ function initialize() {
label.bindTo('clickable', marker);
label.bindTo('zIndex', marker);
});
var mcOptions = {gridSize: 10, maxZoom: 19};
var markerCluster = new MarkerClusterer(map, gmarkers, mcOptions);
var infowindowlist = new google.maps.InfoWindow({
content: ""
});
google.maps.event.addListener(markerCluster, "clusterclick", function(c) {
var currentZoom = map.getZoom();
infowindowlist.close();
if(currentZoom >= 17) {
var myLatlng = new google.maps.LatLng(c.getCenter().lat(), c.getCenter().lng());
var n = "";
var markerId = new Array();

infowindowlist.close();

n += '<div class="clusterList"><ul>';

for (var i = 0; i < c.markerClusterer_.clusters_[0].markers_.length; i++) {
markerId = (c.markerClusterer_.clusters_[0].markers_[i].list);
n += '<li class="clusterListItem"><a href="#" onclick="goToMarker(\'' + markerId + '\')">' + markerTitle[markerId] +'</a></li>'
}
n += '</ul></div>';

infowindowlist.setContent(n);
infowindowlist.setPosition(myLatlng);
infowindowlist.open(map);
}
});

MarkerClusterer.prototype.onClick = function() {
return true;
};


// zoom to marker if selected in search typeahead list
Expand Down