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AS3: Calculating MPH using GeoLocation (version 2)

/ Published in: ActionScript 3
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  1. package 
  2. {
  3. 	import flash.desktop.*;
  4. 	import flash.display.*;
  5. 	import flash.events.*;
  6. 	import flash.sensors.*;
  7. 	import flash.system.*;
  8.  
  9. 	public class Main extends Sprite
  10. 	{
  11.         static private const CONVERSION_BASE :Number = 2.2369362920544;
  12.  
  13. 		public function Main(  )
  14. 		{
  15. 			if( Geolocation.isSupported ){
  16.                 geolocation = new GeolocationReal();
  17.                 geolocation.setRequestedUpdateInterval( 1000 );
  18.                 geolocation.addEventListener( GeolocationEvent.UPDATE, handleGeolocationUpdate );
  19.  
  20. 			}
  21. 		}
  22.  
  23.         private function convertToMilesPerHour( metresPerSecond :Number ) :Number
  24.         {
  25.             return metresPerSecond * CONVERSION_BASE;
  26.         }
  27.  
  28.         private function handleGeolocationUpdate( e :GeolocationEvent ) :void
  29.         {
  30.          var mph:Number = Math.round( convertToMilesPerHour( e.speed );
  31.          trace( "mph:", mph );
  32.         }
  33.     }
  34. }

URL: http://mobile.tutsplus.com/tutorials/android/build-a-gps-speedometer-getting-into-air-for-android/

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