1 addEventListener('load', function(e) {2 3 var needle = document.getElementById('compass-needle');4 5 6 // Prepare compass7 if (window.DeviceOrientationEvent) {8 // DeviceOrientation is supported9 window.addEventListener('deviceorientation', function(e) {10 needle.style.webkitTransform = 'rotate('+Math.floor(e.alpha)+'deg)';11 }, false);12 } else if (window.OrientationEvent) {13 //MozOrientation is supported");14 }15 16 // Prepare geolocation17 if (navigator.geolocation) { 18 var geo = navigator.geolocation.getCurrentPosition(19 function(msg) {20 lat = msg.coords.latitude;21 lon = msg.coords.longitude;22 zoom = 16;23 24 url = 'http://maps.googleapis.com/maps/api/staticmap?center='+lat+','+lon+'&zoom='+zoom+'&size=600x300&maptype=roadmap&markers=color:blue|label:S|'+lat+','+lon+'&sensor=false';25 26 needle.style.backgroundImage = 'url('+url+')';27 },28 function(msg) {29 // logger.log({error:msg});30 }31 );32 } else {33 alert('Sorry, your browser does not support Geolocation.')34 } 35 36 }, true);37 38 Enlace
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