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PubNub Mapping w/ Google Maps
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Google Maps Example</title> | |
| <script src="https://cdn.pubnub.com/sdk/javascript/pubnub.4.4.1.min.js"></script> | |
| <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" /> | |
| <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" /> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h1>PubNub Google Maps Example</h1> | |
| <div id="map-canvas" style="width:600px;height:400px"></div> | |
| </div> | |
| <script> | |
| window.lat = 37.8199; | |
| window.lng = -122.4783; | |
| var map; | |
| var mark; | |
| var lineCoords = []; | |
| var initialize = function() { | |
| map = new google.maps.Map(document.getElementById('map-canvas'), {center:{lat:lat,lng:lng},zoom:12}); | |
| mark = new google.maps.Marker({position:{lat:lat, lng:lng}, map:map}); | |
| lineCoords.push(new google.maps.LatLng(window.lat, window.lng)); | |
| }; | |
| window.initialize = initialize; | |
| var redraw = function(payload) { | |
| lat = payload.message.lat; | |
| lng = payload.message.lng; | |
| map.setCenter({lat:lat, lng:lng, alt:0}); | |
| mark.setPosition({lat:lat, lng:lng, alt:0}); | |
| lineCoords.push(new google.maps.LatLng(lat, lng)); | |
| var lineCoordinatesPath = new google.maps.Polyline({ | |
| path: lineCoords, | |
| geodesic: true, | |
| strokeColor: '#2E10FF' | |
| }); | |
| lineCoordinatesPath.setMap(map); | |
| }; | |
| var pnChannel = "map-channel"; | |
| var pubnub = new PubNub({ | |
| publishKey: 'YOUR_PUB_KEY', | |
| subscribeKey: 'YOUR_SUB_KEY' | |
| }); | |
| pubnub.subscribe({channels: [pnChannel]}); | |
| pubnub.addListener({message:redraw}); | |
| setInterval(function() { | |
| pubnub.publish({channel:pnChannel, message:{lat:window.lat + 0.001, lng:window.lng + 0.01}}); | |
| }, 5000); | |
| </script> | |
| <script src="https://maps.googleapis.com/maps/api/js?v=3.exp&key=YOUR_GOOGLE_MAPS_KEY&callback=initialize"></script> | |
| </body> | |
| </html> |
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