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2014/10/16 ¤W¤È 08:10:29
android Programming Glossary: bearingHow to get My Location changed event with Google Maps android API v2? http://stackoverflow.com/questions/13742551/how-to-get-my-location-changed-event-with-google-maps-android-api-v2 draws an indication of a user's current location and bearing and displays UI controls that allow a user to interact with.. to enable or disable camera tracking of their location and bearing . mMap.setMyLocationEnabled true @Override public void onPause..
http://stackoverflow.com/questions/1830391/rotate-mapview-in-android so Note compass is a boolean that if true rotate the view bearing is a float variable that has the degrees that the view should.. centerX w 2.0f final float centerY h 2.0f canvas.rotate bearing centerX centerY canvas.scale scaleFactor scaleFactor centerX..
Android - SQlite Getting nearest locations (with latitude and longitude) http://stackoverflow.com/questions/3695224/android-sqlite-getting-nearest-locations-with-latitude-and-longitude end point from a given source at a given range meters and bearing degrees . This methods uses simple geometry equations to calculate.. point Point of origin @param range Range in meters @param bearing Bearing in degrees @return End point from the source given the.. End point from the source given the desired range and bearing. public static PointF calculateDerivedPosition PointF point..
Calculate compass bearing / heading to location in Android http://stackoverflow.com/questions/4308262/calculate-compass-bearing-heading-to-location-in-android compass bearing heading to location in Android I want to display an arrow at.. on the Google Map view. b I have calculated the initial bearing from my location to the destination location by using myLocation.bearingTo.. location to the destination location by using myLocation.bearingTo destLocation I'm missing the last step from these two values..
Creating Custom Overlay on the map http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map Real range distance calculation requires the use of bearing too and has some specific formula. Let me know if you have any..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass the values 3 array has values 0 Azimuth the compass bearing east of magnetic north values 1 Pitch rotation around x axis.. I don't know the reason Android gives the azimuth compass bearing rather than the reading of the third accelerometer is that the.. the reading of the third accelerometer is that the compass bearing is just more useful. I'm not sure why they deprecated this type..
How to get My Location changed event with Google Maps android API v2? http://stackoverflow.com/questions/13742551/how-to-get-my-location-changed-event-with-google-maps-android-api-v2 activated. While enabled the my location layer continuously draws an indication of a user's current location and bearing and displays UI controls that allow a user to interact with their location for example to enable or disable camera tracking.. allow a user to interact with their location for example to enable or disable camera tracking of their location and bearing . mMap.setMyLocationEnabled true @Override public void onPause Disable the my location layer this causes our LocationSource..
http://stackoverflow.com/questions/1830391/rotate-mapview-in-android I have tried to overwrite the dispatchDraw method like so Note compass is a boolean that if true rotate the view bearing is a float variable that has the degrees that the view should rotate protected void dispatchDraw Canvas canvas canvas.save.. scaleFactor float Math.sqrt h h w w Math.min w h final float centerX w 2.0f final float centerY h 2.0f canvas.rotate bearing centerX centerY canvas.scale scaleFactor scaleFactor centerX centerY super.dispatchDraw canvas canvas.restore android..
Android - SQlite Getting nearest locations (with latitude and longitude) http://stackoverflow.com/questions/3695224/android-sqlite-getting-nearest-locations-with-latitude-and-longitude those points for you p1 p2 p3 p4 in picture . Calculates the end point from a given source at a given range meters and bearing degrees . This methods uses simple geometry equations to calculate the end point. @param point Point of origin @param range.. simple geometry equations to calculate the end point. @param point Point of origin @param range Range in meters @param bearing Bearing in degrees @return End point from the source given the desired range and bearing. public static PointF calculateDerivedPosition.. range Range in meters @param bearing Bearing in degrees @return End point from the source given the desired range and bearing. public static PointF calculateDerivedPosition PointF point double range double bearing double EarthRadius 6371000 m double..
Calculate compass bearing / heading to location in Android http://stackoverflow.com/questions/4308262/calculate-compass-bearing-heading-to-location-in-android compass bearing heading to location in Android I want to display an arrow at my location on a google map view that displays my direction.. know this is correct because it lines up with the compass used on the Google Map view. b I have calculated the initial bearing from my location to the destination location by using myLocation.bearingTo destLocation I'm missing the last step from these.. Map view. b I have calculated the initial bearing from my location to the destination location by using myLocation.bearingTo destLocation I'm missing the last step from these two values a b what formula do I use to get the direction in which the..
Creating Custom Overlay on the map http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass so that whenever a SensorEvent of TYPE_ORIENTATION is generated the values 3 array has values 0 Azimuth the compass bearing east of magnetic north values 1 Pitch rotation around x axis is the phone leaning forward or back values 2 Roll rotation.. phone leaning over on its left or right side So I think ie I don't know the reason Android gives the azimuth compass bearing rather than the reading of the third accelerometer is that the compass bearing is just more useful. I'm not sure why they.. Android gives the azimuth compass bearing rather than the reading of the third accelerometer is that the compass bearing is just more useful. I'm not sure why they deprecated this type of sensor as now it seems you need to register a listener..
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