6 Generic Google Maps front end.
8 <& /elements/gmap.html,
10 { id => 'svc_acct/12',
13 coordinates => [ -86, 40 ], # optionally altitude as the third coord
16 # see https://developers.google.com/maps/documentation/javascript/3.exp/reference#Data.StyleOptions
20 fillColor => 'orange',
23 # content of popup info box (might AJAX this later)
24 content => '<a href="view/svc_acct.cgi?12">username@example.com</a>',
29 { url => 'https://localhost/freeside/view/sector_map-png.html?102',
34 }, # make a ground overlay
41 $_->{type} = 'Feature';
42 # any other per-feature massaging can go here
45 type => 'FeatureCollection',
46 features => \@features
50 <div id="map_canvas"></div>
52 <style type="text/css">
55 body { height: 100%; margin: 0px; padding: 0px }
57 #map_canvas { height: 100%; }
60 <script type="text/javascript" src="https://maps.googleapis.com/maps/api/js?v=3">
63 <script type="text/javascript">
65 var data_geojson = <% encode_json($tree) %>;
66 var data_overlays = <% encode_json(\@overlays) %>;
71 path: google.maps.SymbolPath.CIRCLE,
80 var featureStyle = function(feature) {
81 // jQuery.extend(): merge properties of objects
82 // 'true' makes it a deep copy; start the merge with {} so that
83 // baseStyle doesn't get overwritten
84 return $.extend(true, {}, baseStyle, feature.getProperty('style'));
90 var canvas = $('#map_canvas');
91 map = new google.maps.Map(canvas[0], { zoom: 6 });
93 map.data.addGeoJson(data_geojson);
95 console.log(ex.toString);
99 // construct bounds around all of the features
100 var bounds = new google.maps.LatLngBounds;
101 map.data.forEach(function(feature) {
102 var b = feature.getProperty('bounds');
103 if (b) { // if it specifies an ROI, include all of it
106 var g = feature.getGeometry();
107 if (g.getType() == 'Point') {
108 bounds.extend(g.get());
109 } else if (g.getArray) {
110 g.getArray().forEach(function(point) { bounds.extend(point); });
115 map.fitBounds(bounds);
116 map.data.setStyle(featureStyle);
118 var info = new google.maps.InfoWindow;
119 map.data.addListener('click', function(ev) {
120 var feature = ev.feature;
121 if ( feature.getGeometry().getType() == 'Point' ) {
122 // then pop up an info box with the feature content
124 info.setPosition(feature.getGeometry().get());
125 info.setContent(feature.getProperty('content'));
129 // snap to feature ROI if it has one
130 if ( feature.getProperty('bounds') ) {
131 map.fitBounds( feature.getProperty('bounds') );
136 data_overlays.forEach(function(x) {
139 var overlay = new google.maps.GroundOverlay( url, x );
141 overlay.setOpacity(0.4);
142 overlays.push(overlay);
146 $().ready( initMap );