git.gag.com Git - fw/altos/blob - altosdroid/src/org/altusmetrum/AltosDroid/TabMap.java

   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; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package org.altusmetrum.AltosDroid;
  19
  20 import java.util.Arrays;
  21
  22 import org.altusmetrum.altoslib_1.*;
  23
  24 import com.google.android.gms.maps.CameraUpdateFactory;
  25 import com.google.android.gms.maps.GoogleMap;
  26 import com.google.android.gms.maps.SupportMapFragment;
  27 import com.google.android.gms.maps.model.BitmapDescriptorFactory;
  28 import com.google.android.gms.maps.model.LatLng;
  29 import com.google.android.gms.maps.model.Marker;
  30 import com.google.android.gms.maps.model.MarkerOptions;
  31 import com.google.android.gms.maps.model.Polyline;
  32 import com.google.android.gms.maps.model.PolylineOptions;
  33
  34 import android.app.Activity;
  35 import android.graphics.Color;
  36 import android.os.Bundle;
  37 import android.support.v4.app.Fragment;
  38 //import android.support.v4.app.FragmentTransaction;
  39 import android.view.LayoutInflater;
  40 import android.view.View;
  41 import android.view.ViewGroup;
  42 import android.widget.TextView;
  43 import android.location.Location;
  44
  45 public class TabMap extends Fragment implements AltosDroidTab {
  46         AltosDroid mAltosDroid;
  47
  48         private SupportMapFragment mMapFragment;
  49         private GoogleMap mMap;
  50         private boolean mapLoaded = false;
  51
  52         private Marker mRocketMarker;
  53         private Marker mPadMarker;
  54         private Polyline mPolyline;
  55
  56         private TextView mDistanceView;
  57         private TextView mBearingView;
  58         private TextView mTargetLatitudeView;
  59         private TextView mTargetLongitudeView;
  60         private TextView mReceiverLatitudeView;
  61         private TextView mReceiverLongitudeView;
  62
  63         private double mapAccuracy = -1;
  64
  65         @Override
  66         public void onAttach(Activity activity) {
  67                 super.onAttach(activity);
  68                 mAltosDroid = (AltosDroid) activity;
  69                 mAltosDroid.registerTab(this);
  70         }
  71
  72         @Override
  73         public void onCreate(Bundle savedInstanceState) {
  74                 super.onCreate(savedInstanceState);
  75
  76                 mMapFragment = new SupportMapFragment() {
  77                         @Override
  78                         public void onActivityCreated(Bundle savedInstanceState) {
  79                                 super.onActivityCreated(savedInstanceState);
  80                                 setupMap();
  81                         }
  82                 };
  83
  84         }
  85
  86         @Override
  87         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  88                 View v = inflater.inflate(R.layout.tab_map, container, false);
  89                 mDistanceView  = (TextView)v.findViewById(R.id.distance_value);
  90                 mBearingView   = (TextView)v.findViewById(R.id.bearing_value);
  91                 mTargetLatitudeView  = (TextView)v.findViewById(R.id.target_lat_value);
  92                 mTargetLongitudeView = (TextView)v.findViewById(R.id.target_lon_value);
  93                 mReceiverLatitudeView  = (TextView)v.findViewById(R.id.receiver_lat_value);
  94                 mReceiverLongitudeView = (TextView)v.findViewById(R.id.receiver_lon_value);
  95                 return v;
  96         }
  97
  98         @Override
  99         public void onActivityCreated(Bundle savedInstanceState) {
 100                 super.onActivityCreated(savedInstanceState);
 101                 getChildFragmentManager().beginTransaction().add(R.id.map, mMapFragment).commit();
 102         }
 103
 104         @Override
 105         public void onDestroyView() {
 106                 super.onDestroyView();
 107
 108                 mAltosDroid.unregisterTab(this);
 109                 mAltosDroid = null;
 110
 111                 //Fragment fragment = (getFragmentManager().findFragmentById(R.id.map));
 112                 //FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
 113                 //ft.remove(fragment);
 114                 //ft.commit();
 115         }
 116
 117         private void setupMap() {
 118                 mMap = mMapFragment.getMap();
 119                 if (mMap != null) {
 120                         mMap.setMyLocationEnabled(true);
 121                         mMap.getUiSettings().setTiltGesturesEnabled(false);
 122                         mMap.getUiSettings().setZoomControlsEnabled(false);
 123
 124                         mRocketMarker = mMap.addMarker(
 125                                         // From: http://mapicons.nicolasmollet.com/markers/industry/military/missile-2/
 126                                         new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.rocket))
 127                                                            .position(new LatLng(0,0))
 128                                                            .visible(false)
 129                                         );
 130
 131                         mPadMarker = mMap.addMarker(
 132                                         new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.pad))
 133                                                            .position(new LatLng(0,0))
 134                                                            .visible(false)
 135                                         );
 136
 137                         mPolyline = mMap.addPolyline(
 138                                         new PolylineOptions().add(new LatLng(0,0), new LatLng(0,0))
 139                                                              .width(3)
 140                                                              .color(Color.BLUE)
 141                                                              .visible(false)
 142                                         );
 143
 144                         mapLoaded = true;
 145                 }
 146         }
 147
 148         private void center(double lat, double lon, double accuracy) {
 149                 if (mapAccuracy < 0 || accuracy < mapAccuracy/10) {
 150                         mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon),14));
 151                         mapAccuracy = accuracy;
 152                 }
 153         }
 154
 155         public void update_ui(AltosState state, AltosGreatCircle from_receiver, Location receiver) {
 156                 if (from_receiver != null) {
 157                         mBearingView.setText(String.format("%3.0f°", from_receiver.bearing));
 158                         mDistanceView.setText(String.format("%6.0f m", from_receiver.distance));
 159                 }
 160
 161                 if (state != null) {
 162                         if (mapLoaded) {
 163                                 if (state.gps != null) {
 164                                         mRocketMarker.setPosition(new LatLng(state.gps.lat, state.gps.lon));
 165                                         mRocketMarker.setVisible(true);
 166
 167                                         mPolyline.setPoints(Arrays.asList(new LatLng(state.pad_lat, state.pad_lon), new LatLng(state.gps.lat, state.gps.lon)));
 168                                         mPolyline.setVisible(true);
 169                                 }
 170
 171                                 if (state.state == AltosLib.ao_flight_pad) {
 172                                         mPadMarker.setPosition(new LatLng(state.pad_lat, state.pad_lon));
 173                                         mPadMarker.setVisible(true);
 174                                 }
 175                         }
 176                         if (state.gps != null) {
 177                                 mTargetLatitudeView.setText(AltosDroid.pos(state.gps.lat, "N", "S"));
 178                                 mTargetLongitudeView.setText(AltosDroid.pos(state.gps.lon, "W", "E"));
 179                                 if (state.gps.locked && state.gps.nsat >= 4)
 180                                         center (state.gps.lat, state.gps.lon, 10);
 181                         }
 182                 }
 183
 184                 if (receiver != null) {
 185                         double accuracy;
 186
 187                         if (receiver.hasAccuracy())
 188                                 accuracy = receiver.getAccuracy();
 189                         else
 190                                 accuracy = 1000;
 191                         mReceiverLatitudeView.setText(AltosDroid.pos(receiver.getLatitude(), "N", "S"));
 192                         mReceiverLongitudeView.setText(AltosDroid.pos(receiver.getLongitude(), "W", "E"));
 193                         center (receiver.getLatitude(), receiver.getLongitude(), accuracy);
 194                 }
 195
 196         }
 197
 198 }