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_6.*;
  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 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 boolean pad_set;
  55         private Polyline mPolyline;
  56
  57         private TextView mDistanceView;
  58         private TextView mBearingView;
  59         private TextView mTargetLatitudeView;
  60         private TextView mTargetLongitudeView;
  61         private TextView mReceiverLatitudeView;
  62         private TextView mReceiverLongitudeView;
  63
  64         private double mapAccuracy = -1;
  65
  66         @Override
  67         public void onAttach(Activity activity) {
  68                 super.onAttach(activity);
  69                 mAltosDroid = (AltosDroid) activity;
  70                 mAltosDroid.registerTab(this);
  71         }
  72
  73         @Override
  74         public void onCreate(Bundle savedInstanceState) {
  75                 super.onCreate(savedInstanceState);
  76
  77                 mMapFragment = new SupportMapFragment() {
  78                         @Override
  79                         public void onActivityCreated(Bundle savedInstanceState) {
  80                                 super.onActivityCreated(savedInstanceState);
  81                                 setupMap();
  82                         }
  83                 };
  84
  85         }
  86
  87         @Override
  88         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  89                 View v = inflater.inflate(R.layout.tab_map, container, false);
  90                 mDistanceView  = (TextView)v.findViewById(R.id.distance_value);
  91                 mBearingView   = (TextView)v.findViewById(R.id.bearing_value);
  92                 mTargetLatitudeView  = (TextView)v.findViewById(R.id.target_lat_value);
  93                 mTargetLongitudeView = (TextView)v.findViewById(R.id.target_lon_value);
  94                 mReceiverLatitudeView  = (TextView)v.findViewById(R.id.receiver_lat_value);
  95                 mReceiverLongitudeView = (TextView)v.findViewById(R.id.receiver_lon_value);
  96                 return v;
  97         }
  98
  99         @Override
 100         public void onActivityCreated(Bundle savedInstanceState) {
 101                 super.onActivityCreated(savedInstanceState);
 102                 getChildFragmentManager().beginTransaction().add(R.id.map, mMapFragment).commit();
 103         }
 104
 105         @Override
 106         public void onDestroyView() {
 107                 super.onDestroyView();
 108
 109                 mAltosDroid.unregisterTab(this);
 110                 mAltosDroid = null;
 111
 112                 //Fragment fragment = (getFragmentManager().findFragmentById(R.id.map));
 113                 //FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
 114                 //ft.remove(fragment);
 115                 //ft.commit();
 116         }
 117
 118         private void setupMap() {
 119                 mMap = mMapFragment.getMap();
 120                 if (mMap != null) {
 121                         mMap.setMyLocationEnabled(true);
 122                         mMap.getUiSettings().setTiltGesturesEnabled(false);
 123                         mMap.getUiSettings().setZoomControlsEnabled(false);
 124
 125                         mRocketMarker = mMap.addMarker(
 126                                         // From: http://mapicons.nicolasmollet.com/markers/industry/military/missile-2/
 127                                         new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.rocket))
 128                                                            .position(new LatLng(0,0))
 129                                                            .visible(false)
 130                                         );
 131
 132                         mPadMarker = mMap.addMarker(
 133                                         new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.pad))
 134                                                            .position(new LatLng(0,0))
 135                                                            .visible(false)
 136                                         );
 137
 138                         mPolyline = mMap.addPolyline(
 139                                         new PolylineOptions().add(new LatLng(0,0), new LatLng(0,0))
 140                                                              .width(3)
 141                                                              .color(Color.BLUE)
 142                                                              .visible(false)
 143                                         );
 144
 145                         mapLoaded = true;
 146                 }
 147         }
 148
 149         private void center(double lat, double lon, double accuracy) {
 150                 if (mapAccuracy < 0 || accuracy < mapAccuracy/10) {
 151                         mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon),14));
 152                         mapAccuracy = accuracy;
 153                 }
 154         }
 155
 156         public String tab_name() { return "map"; }
 157
 158         public void show(AltosState state, AltosGreatCircle from_receiver, Location receiver) {
 159                 if (from_receiver != null) {
 160                         mBearingView.setText(String.format("%3.0f°", from_receiver.bearing));
 161                         set_value(mDistanceView, AltosConvert.distance, 6, from_receiver.distance);
 162                 }
 163
 164                 if (state != null) {
 165                         if (mapLoaded) {
 166                                 if (state.gps != null) {
 167                                         mRocketMarker.setPosition(new LatLng(state.gps.lat, state.gps.lon));
 168                                         mRocketMarker.setVisible(true);
 169
 170                                         mPolyline.setPoints(Arrays.asList(new LatLng(state.pad_lat, state.pad_lon), new LatLng(state.gps.lat, state.gps.lon)));
 171                                         mPolyline.setVisible(true);
 172                                 }
 173
 174                                 if (!pad_set && state.pad_lat != AltosLib.MISSING) {
 175                                         pad_set = true;
 176                                         mPadMarker.setPosition(new LatLng(state.pad_lat, state.pad_lon));
 177                                         mPadMarker.setVisible(true);
 178                                 }
 179                         }
 180                         if (state.gps != null) {
 181                                 mTargetLatitudeView.setText(AltosDroid.pos(state.gps.lat, "N", "S"));
 182                                 mTargetLongitudeView.setText(AltosDroid.pos(state.gps.lon, "E", "W"));
 183                                 if (state.gps.locked && state.gps.nsat >= 4)
 184                                         center (state.gps.lat, state.gps.lon, 10);
 185                         }
 186                 }
 187
 188                 if (receiver != null) {
 189                         double accuracy;
 190
 191                         if (receiver.hasAccuracy())
 192                                 accuracy = receiver.getAccuracy();
 193                         else
 194                                 accuracy = 1000;
 195                         mReceiverLatitudeView.setText(AltosDroid.pos(receiver.getLatitude(), "N", "S"));
 196                         mReceiverLongitudeView.setText(AltosDroid.pos(receiver.getLongitude(), "E", "W"));
 197                         center (receiver.getLatitude(), receiver.getLongitude(), accuracy);
 198                 }
 199
 200         }
 201
 202         public TabMap() {
 203         }
 204 }