/* * Copyright 2018 Andrey Novikov * * This program is free software: you can redistribute it and/or modify it under the * terms of the GNU Lesser General Public License as published by the Free Software * Foundation, either version 3 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License along with * this program. If not, see <http://www.gnu.org/licenses/>. * */ package mobi.maptrek.layers; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.ServiceConnection; import android.os.AsyncTask; import android.os.IBinder; import org.oscim.map.Map; import mobi.maptrek.data.Track; import mobi.maptrek.location.ILocationService; import mobi.maptrek.location.ITrackingListener; import mobi.maptrek.location.LocationService; public class CurrentTrackLayer extends TrackLayer { private boolean mBound; private ILocationService mTrackingService; private Context mContext; public CurrentTrackLayer(Map map, Context context) { super(map, new Track()); mContext = context; mBound = mContext.bindService(new Intent(mContext, LocationService.class), mTrackingConnection, 0); setColor(org.oscim.backend.canvas.Color.fade(mLineStyle.color, 0.7)); } @Override public void onDetach() { super.onDetach(); unbind(); } private void unbind() { if (!mBound) return; if (mTrackingService != null) { mTrackingService.unregisterTrackingCallback(mTrackingListener); } mContext.unbindService(mTrackingConnection); mBound = false; } private ServiceConnection mTrackingConnection = new ServiceConnection() { public void onServiceConnected(ComponentName className, IBinder service) { mTrackingService = (ILocationService) service; AsyncTask.execute(() -> { mTrack.copyFrom(mTrackingService.getTrack()); mTrackingService.registerTrackingCallback(mTrackingListener); }); } public void onServiceDisconnected(ComponentName className) { mTrackingService = null; } }; //FIXME Ugly hack private Track.TrackPoint point = null; private ITrackingListener mTrackingListener = (continuous, lat, lon, elev, speed, trk, accuracy, time) -> { if (point != null) { mTrack.addPoint(point.continuous, point.latitudeE6, point.longitudeE6, point.elevation, point.speed, point.bearing, point.accuracy, point.time); updatePoints(); } point = mTrack.new TrackPoint(continuous, (int) (lat * 1E6), (int) (lon * 1E6), elev, speed, trk, accuracy, time); }; }