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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; 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.*;
  21
  22 import org.altusmetrum.altoslib_7.*;
  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.graphics.*;
  37 import android.os.Bundle;
  38 import android.support.v4.app.Fragment;
  39 //import android.support.v4.app.FragmentTransaction;
  40 import android.view.LayoutInflater;
  41 import android.view.View;
  42 import android.view.ViewGroup;
  43 import android.widget.TextView;
  44 import android.location.Location;
  45
  46 public class TabMap extends AltosDroidTab {
  47         private SupportMapFragment mMapFragment;
  48         private GoogleMap mMap;
  49         private boolean mapLoaded = false;
  50
  51         private HashMap<Integer,Marker> rockets = new HashMap<Integer,Marker>();
  52         private Marker mPadMarker;
  53         private boolean pad_set;
  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         private AltosLatLon my_position = null;
  66         private AltosLatLon target_position = null;
  67
  68         private Bitmap rocket_bitmap(String text) {
  69
  70                 /* From: http://mapicons.nicolasmollet.com/markers/industry/military/missile-2/
  71                  */
  72                 Bitmap orig_bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.rocket);
  73                 Bitmap bitmap = orig_bitmap.copy(Bitmap.Config.ARGB_8888, true);
  74
  75                 Canvas canvas = new Canvas(bitmap);
  76                 Paint paint = new Paint();
  77                 paint.setTextSize(40);
  78                 paint.setColor(0xff000000);
  79
  80                 Rect    bounds = new Rect();
  81                 paint.getTextBounds(text, 0, text.length(), bounds);
  82
  83                 int     width = bounds.right - bounds.left;
  84                 int     height = bounds.bottom - bounds.top;
  85
  86                 float x = bitmap.getWidth() / 2.0f - width / 2.0f;
  87                 float y = bitmap.getHeight() / 2.0f - height / 2.0f;
  88
  89                 AltosDebug.debug("map label x %f y %f\n", x, y);
  90
  91                 canvas.drawText(text, 0, text.length(), x, y, paint);
  92                 return bitmap;
  93         }
  94
  95         private Marker rocket_marker(int serial, double lat, double lon) {
  96                 Bitmap  bitmap = rocket_bitmap(String.format("%d", serial));
  97
  98                 return mMap.addMarker(new MarkerOptions()
  99                                       .icon(BitmapDescriptorFactory.fromBitmap(bitmap))
 100                                       .position(new LatLng(lat, lon))
 101                                       .visible(true));
 102         }
 103
 104         @Override
 105         public void onCreate(Bundle savedInstanceState) {
 106                 super.onCreate(savedInstanceState);
 107
 108                 mMapFragment = new SupportMapFragment() {
 109                         @Override
 110                         public void onActivityCreated(Bundle savedInstanceState) {
 111                                 super.onActivityCreated(savedInstanceState);
 112                                 setupMap();
 113                         }
 114                 };
 115
 116         }
 117
 118         @Override
 119         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 120                 View v = inflater.inflate(R.layout.tab_map, container, false);
 121                 mDistanceView  = (TextView)v.findViewById(R.id.distance_value);
 122                 mBearingView   = (TextView)v.findViewById(R.id.bearing_value);
 123                 mTargetLatitudeView  = (TextView)v.findViewById(R.id.target_lat_value);
 124                 mTargetLongitudeView = (TextView)v.findViewById(R.id.target_lon_value);
 125                 mReceiverLatitudeView  = (TextView)v.findViewById(R.id.receiver_lat_value);
 126                 mReceiverLongitudeView = (TextView)v.findViewById(R.id.receiver_lon_value);
 127                 return v;
 128         }
 129
 130         @Override
 131         public void onActivityCreated(Bundle savedInstanceState) {
 132                 super.onActivityCreated(savedInstanceState);
 133                 getChildFragmentManager().beginTransaction().add(R.id.map, mMapFragment).commit();
 134         }
 135
 136         private void setupMap() {
 137                 mMap = mMapFragment.getMap();
 138                 if (mMap != null) {
 139                         set_map_type(altos_droid.map_type);
 140                         mMap.setMyLocationEnabled(true);
 141                         mMap.getUiSettings().setTiltGesturesEnabled(false);
 142                         mMap.getUiSettings().setZoomControlsEnabled(false);
 143
 144                         Bitmap label_bitmap = rocket_bitmap("hello");
 145
 146                         mPadMarker = mMap.addMarker(
 147                                         new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.pad))
 148                                                            .position(new LatLng(0,0))
 149                                                            .visible(false)
 150                                         );
 151
 152                         mPolyline = mMap.addPolyline(
 153                                         new PolylineOptions().add(new LatLng(0,0), new LatLng(0,0))
 154                                                              .width(20)
 155                                                              .color(Color.BLUE)
 156                                                              .visible(false)
 157                                         );
 158
 159                         mapLoaded = true;
 160                 }
 161         }
 162
 163         private void center(double lat, double lon, double accuracy) {
 164                 if (mapAccuracy < 0 || accuracy < mapAccuracy/10) {
 165                         mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon),14));
 166                         mapAccuracy = accuracy;
 167                 }
 168         }
 169
 170         public String tab_name() { return "map"; }
 171
 172         private void set_rocket(int serial, AltosState state) {
 173                 Marker  marker;
 174
 175                 if (state.gps == null || state.gps.lat == AltosLib.MISSING)
 176                         return;
 177
 178                 if (rockets.containsKey(serial)) {
 179                         marker = rockets.get(serial);
 180                         marker.setPosition(new LatLng(state.gps.lat, state.gps.lon));
 181                 } else {
 182                         marker = rocket_marker(serial, state.gps.lat, state.gps.lon);
 183                         rockets.put(serial, marker);
 184                         marker.setVisible(true);
 185                 }
 186         }
 187
 188         private void remove_rocket(int serial) {
 189                 Marker marker = rockets.get(serial);
 190                 marker.remove();
 191                 rockets.remove(serial);
 192         }
 193
 194         public void show(TelemetryState telem_state, AltosState state, AltosGreatCircle from_receiver, Location receiver) {
 195                 if (from_receiver != null) {
 196                         mBearingView.setText(String.format("%3.0f°", from_receiver.bearing));
 197                         set_value(mDistanceView, AltosConvert.distance, 6, from_receiver.distance);
 198                 }
 199
 200                 if (telem_state != null) {
 201                         for (int serial : rockets.keySet()) {
 202                                 if (!telem_state.states.containsKey(serial))
 203                                         remove_rocket(serial);
 204                         }
 205
 206                         for (int serial : telem_state.states.keySet()) {
 207                                 set_rocket(serial, telem_state.states.get(serial));
 208                         }
 209                 }
 210
 211                 if (state != null) {
 212                         if (mapLoaded) {
 213                                 if (!pad_set && state.pad_lat != AltosLib.MISSING) {
 214                                         pad_set = true;
 215                                         mPadMarker.setPosition(new LatLng(state.pad_lat, state.pad_lon));
 216                                         mPadMarker.setVisible(true);
 217                                 }
 218                         }
 219                         if (state.gps != null) {
 220
 221                                 target_position = new AltosLatLon(state.gps.lat, state.gps.lon);
 222
 223                                 mTargetLatitudeView.setText(AltosDroid.pos(state.gps.lat, "N", "S"));
 224                                 mTargetLongitudeView.setText(AltosDroid.pos(state.gps.lon, "E", "W"));
 225                                 if (state.gps.locked && state.gps.nsat >= 4)
 226                                         center (state.gps.lat, state.gps.lon, 10);
 227                         }
 228                 }
 229
 230                 if (receiver != null) {
 231                         double accuracy;
 232
 233                         if (receiver.hasAccuracy())
 234                                 accuracy = receiver.getAccuracy();
 235                         else
 236                                 accuracy = 1000;
 237
 238                         my_position = new AltosLatLon(receiver.getLatitude(), receiver.getLongitude());
 239                         mReceiverLatitudeView.setText(AltosDroid.pos(my_position.lat, "N", "S"));
 240                         mReceiverLongitudeView.setText(AltosDroid.pos(my_position.lon, "E", "W"));
 241                         center (my_position.lat, my_position.lon, accuracy);
 242                 }
 243
 244                 if (my_position != null && target_position != null) {
 245                         mPolyline.setPoints(Arrays.asList(new LatLng(my_position.lat, my_position.lon), new LatLng(target_position.lat, target_position.lon)));
 246                         mPolyline.setVisible(true);
 247                 }
 248
 249         }
 250
 251         public void set_map_type(int map_type) {
 252                 if (mMap != null) {
 253                         if (map_type == AltosMap.maptype_hybrid)
 254                                 mMap.setMapType(GoogleMap.MAP_TYPE_HYBRID);
 255                         else if (map_type == AltosMap.maptype_satellite)
 256                                 mMap.setMapType(GoogleMap.MAP_TYPE_SATELLITE);
 257                         else if (map_type == AltosMap.maptype_terrain)
 258                                 mMap.setMapType(GoogleMap.MAP_TYPE_TERRAIN);
 259                         else
 260                                 mMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
 261                 }
 262         }
 263
 264         public TabMap() {
 265         }
 266 }