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   1 /*
   2  * Copyright © 2013 Mike Beattie <mike@ethernal.org>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  17  */
  18
  19 package org.altusmetrum.AltosDroid;
  20
  21 import org.altusmetrum.altoslib_13.*;
  22
  23 import android.app.Activity;
  24 import android.os.Bundle;
  25 import android.view.*;
  26 import android.widget.*;
  27 import android.location.Location;
  28
  29 public class TabMap extends AltosDroidTab implements AltosDroidMapSourceListener {
  30
  31         AltosLatLon     here;
  32
  33         private TextView mDistanceView;
  34         private TextView mBearingLabel;
  35         private TextView mBearingView;
  36         private TextView mTargetLatitudeView;
  37         private TextView mTargetLongitudeView;
  38         private TextView mReceiverLatitudeView;
  39         private TextView mReceiverLongitudeView;
  40         private AltosMapOffline map_offline;
  41         private AltosMapOnline map_online;
  42         private View view;
  43         private int map_source;
  44
  45         @Override
  46         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  47                 view = inflater.inflate(R.layout.tab_map, container, false);
  48                 int map_source = AltosDroidPreferences.map_source();
  49
  50                 mDistanceView  = (TextView)view.findViewById(R.id.distance_value);
  51                 mBearingLabel  = (TextView)view.findViewById(R.id.bearing_label);
  52                 mBearingView   = (TextView)view.findViewById(R.id.bearing_value);
  53                 mTargetLatitudeView  = (TextView)view.findViewById(R.id.target_lat_value);
  54                 mTargetLongitudeView = (TextView)view.findViewById(R.id.target_lon_value);
  55                 mReceiverLatitudeView  = (TextView)view.findViewById(R.id.receiver_lat_value);
  56                 mReceiverLongitudeView = (TextView)view.findViewById(R.id.receiver_lon_value);
  57                 map_offline = (AltosMapOffline)view.findViewById(R.id.map_offline);
  58                 map_offline.onCreateView(altos_droid);
  59                 map_online = new AltosMapOnline(view.getContext());
  60                 map_online.onCreateView(altos_droid);
  61                 map_source_changed(AltosDroidPreferences.map_source());
  62                 AltosDroidPreferences.register_map_source_listener(this);
  63                 return view;
  64         }
  65
  66         @Override
  67         public void onActivityCreated(Bundle savedInstanceState) {
  68                 super.onActivityCreated(savedInstanceState);
  69                 if (map_online != null)
  70                         getChildFragmentManager().beginTransaction().add(R.id.map_online, map_online.mMapFragment).commit();
  71         }
  72
  73         @Override
  74         public void onDestroyView() {
  75                 super.onDestroyView();
  76                 map_offline.onDestroyView();
  77                 map_online.onDestroyView();
  78                 AltosDroidPreferences.unregister_map_source_listener(this);
  79         }
  80
  81         public String tab_name() { return AltosDroid.tab_map_name; }
  82
  83         private void center(double lat, double lon, double accuracy) {
  84                 if (map_offline != null)
  85                         map_offline.center(lat, lon, accuracy);
  86                 if (map_online != null)
  87                         map_online.center(lat, lon, accuracy);
  88         }
  89
  90         public void show(TelemetryState telem_state, AltosState state, AltosGreatCircle from_receiver, Location receiver) {
  91                 if (from_receiver != null) {
  92                         String  direction = AltosDroid.direction(from_receiver, receiver);
  93                         if (direction != null) {
  94                                 mBearingLabel.setText("Direction");
  95                                 mBearingView.setText(direction);
  96                         } else {
  97                                 mBearingLabel.setText("Bearing");
  98                                 mBearingView.setText(String.format("%3.0f°", from_receiver.bearing));
  99                         }
 100                         set_value(mDistanceView, AltosConvert.distance, 6, from_receiver.distance);
 101                 } else {
 102                         mBearingLabel.setText("Bearing");
 103                         mBearingView.setText("");
 104                         set_value(mDistanceView, AltosConvert.distance, 6, AltosLib.MISSING);
 105                 }
 106
 107                 if (state != null) {
 108                         if (state.gps != null) {
 109                                 mTargetLatitudeView.setText(AltosDroid.pos(state.gps.lat, "N", "S"));
 110                                 mTargetLongitudeView.setText(AltosDroid.pos(state.gps.lon, "E", "W"));
 111                         }
 112                 }
 113
 114                 if (receiver != null) {
 115                         double accuracy;
 116
 117                         here = new AltosLatLon(receiver.getLatitude(), receiver.getLongitude());
 118                         if (receiver.hasAccuracy())
 119                                 accuracy = receiver.getAccuracy();
 120                         else
 121                                 accuracy = 1000;
 122                         mReceiverLatitudeView.setText(AltosDroid.pos(here.lat, "N", "S"));
 123                         mReceiverLongitudeView.setText(AltosDroid.pos(here.lon, "E", "W"));
 124                         center (here.lat, here.lon, accuracy);
 125                 }
 126                 if (map_source == AltosDroidPreferences.MAP_SOURCE_OFFLINE) {
 127                         if (map_offline != null)
 128                                 map_offline.show(telem_state, state, from_receiver, receiver);
 129                 } else {
 130                         if (map_online != null)
 131                                 map_online.show(telem_state, state, from_receiver, receiver);
 132                 }
 133         }
 134
 135         public void map_source_changed(int map_source) {
 136                 this.map_source = map_source;
 137                 if (map_source == AltosDroidPreferences.MAP_SOURCE_OFFLINE) {
 138                         if (map_online != null)
 139                                 map_online.set_visible(false);
 140                         if (map_offline != null) {
 141                                 map_offline.set_visible(true);
 142                                 map_offline.show(last_telem_state, last_state, last_from_receiver, last_receiver);
 143                         }
 144                 } else {
 145                         if (map_offline != null)
 146                                 map_offline.set_visible(false);
 147                         if (map_online != null) {
 148                                 map_online.set_visible(true);
 149                                 map_online.show(last_telem_state, last_state, last_from_receiver, last_receiver);
 150                         }
 151                 }
 152         }
 153
 154         public TabMap() {
 155         }
 156 }