Dear all, I have solved my problem, so the issue below is no logner relevant
Thank you for all the great input I have got in this forum best regards CKLOCH On 22 Jun., 11:25, ckloch <htc.kl...@hotmail.com> wrote: > Dear all, > > I have developed a small app that helps the driver to regulate his > speed in order to pass the traffic light when it is green; and thereby > minimizing the number of times that he has to stop for red. > > But, the app does not always work as anticipated. > In my app, I need to get the timedifference from when he starts > driving to the actual time. > This time is needed in order to calculate whether he will reach the > light when it is green, or if he needs to slow down in case the > current speed is too high. > > I will appreciate any help that can guide me in the right direction to > identify the problem: is it due to Java and that it cannot control the > on-going queueing of GPS data? is it due to problems with HTC Hero and > Android 1.5; or is it something much more simple that causes my > problem. Please, send me your input. > I have inserted the most relevant parts of the code below which is > structurized as: > > 1) gpspos() is the function called when I want to start the routine > (the main app is launched before). > > 2) initial_time should contain the timesample from when I call the > routine. That is the reason why I set it to zero in the beginning and > then update it the first time the conditions distance_1< radius and > counter_L are fulfilled. These conditions are fulfilled when I call > gpspos(). > > 3) time=location.getTime() is the GPS clock. > > 4) double spend_time_1_sec = (time - initial_time); determines the > time spend since I called gpspos(). > > Thank you for your time and helpCKLOCH > > public void gpspos() { > super.onResume(); > > LocationManager locMgr = (LocationManager) > getSystemService(Context.LOCATION_SERVICE); > LocationListener locListener = new LocationListener() > { > > double initial_time = 0; > > public void onLocationChanged(Location location) > { > > if (location != null) > { > double time = location.getTime()/1000; > double spend_time_1_sec = (time - > initial_time); > > if (distance_1<radius && > counter_L==1) // This is only true once when the routine gpspos() is > called > { > initial_time = location.getTime()/1000; // > initial_time is in seconds > } > } > } > > > > }- Skjul tekst i anførselstegn - > > - Vis tekst i anførselstegn - -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. ATTENTION: Android-Beginners will be permanently disabled on August 9 2010. For more information about this change, please read [http://goo.gl/xkfl] or visit the Group home page. Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to android-beginners+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en