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2014/10/16 ¤W¤È 08:17:59
android Programming Glossary: lng2Android Maps API v2 draw circle http://stackoverflow.com/questions/13991301/android-maps-api-v2-draw-circle Math.PI lat 180 double lat2 lat lat1 180 Math.PI double lng2 lng lng1 180 Math.PI Point p1 YourActivity.getMap .getProjection.. .getProjection .toScreenLocation new LatLng lat2 lng2 return Math.abs p1.x p2.x 3. bitmap creation private Bitmap..
Android Maps v2 - animate camera to include most markers http://stackoverflow.com/questions/19103283/android-maps-v2-animate-camera-to-include-most-markers distBetween double lat1 double lng1 double lat2 double lng2 double earthRadius 3958.75 double dLat Math.toRadians lat2 lat1.. dLat Math.toRadians lat2 lat1 double dLng Math.toRadians lng2 lng1 double a Math.sin dLat 2 Math.sin dLat 2 Math.cos Math.toRadians..
How to calculate distance between two locations using their longitude and latitude value http://stackoverflow.com/questions/6981916/how-to-calculate-distance-between-two-locations-using-their-longitude-and-latitu are getting lat1 and lng1 from database. getting lat2 and lng2 from GPS as below public class MyLocationListener implements.. void onLocationChanged Location loc lat2 loc.getLatitude lng2 loc.getLongitude String Text My current location is Latitud.. Math.toRadians lat1 lat2 double dLng Math.toRadians lng1 lng2 double a Math.sin dLat 2 Math.sin dLat 2 Math.cos Math.toRadians..
Android Maps API v2 draw circle http://stackoverflow.com/questions/13991301/android-maps-api-v2-draw-circle EARTH_RADIUS double lng1 radiusInMeters EARTH_RADIUS Math.cos Math.PI lat 180 double lat2 lat lat1 180 Math.PI double lng2 lng lng1 180 Math.PI Point p1 YourActivity.getMap .getProjection .toScreenLocation new LatLng lat lng Point p2 YourActivity.getMap.. .toScreenLocation new LatLng lat lng Point p2 YourActivity.getMap .getProjection .toScreenLocation new LatLng lat2 lng2 return Math.abs p1.x p2.x 3. bitmap creation private Bitmap getBitmap fill color Paint paint1 new Paint Paint.ANTI_ALIAS_FLAG..
Android Maps v2 - animate camera to include most markers http://stackoverflow.com/questions/19103283/android-maps-v2-animate-camera-to-include-most-markers pos2.latitude pos2.longitude distance in meters private float distBetween double lat1 double lng1 double lat2 double lng2 double earthRadius 3958.75 double dLat Math.toRadians lat2 lat1 double dLng Math.toRadians lng2 lng1 double a Math.sin dLat.. double lat2 double lng2 double earthRadius 3958.75 double dLat Math.toRadians lat2 lat1 double dLng Math.toRadians lng2 lng1 double a Math.sin dLat 2 Math.sin dLat 2 Math.cos Math.toRadians lat1 Math.cos Math.toRadians lat2 Math.sin dLng..
How to calculate distance between two locations using their longitude and latitude value http://stackoverflow.com/questions/6981916/how-to-calculate-distance-between-two-locations-using-their-longitude-and-latitu getting right and sometimes getting irrelevant distance. we are getting lat1 and lng1 from database. getting lat2 and lng2 from GPS as below public class MyLocationListener implements LocationListener @Override public void onLocationChanged Location.. implements LocationListener @Override public void onLocationChanged Location loc lat2 loc.getLatitude lng2 loc.getLongitude String Text My current location is Latitud loc.getLatitude Longitud loc.getLongitude System.out.println.. distance double earthRadius 3958.75 double dLat Math.toRadians lat1 lat2 double dLng Math.toRadians lng1 lng2 double a Math.sin dLat 2 Math.sin dLat 2 Math.cos Math.toRadians lat2 Math.cos Math.toRadians lat1 Math.sin dLng 2..
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