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_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 Marker mRocketMarker;
  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 Bitmap rocket_bitmap(String text) {
  66
  67                 /* From: http://mapicons.nicolasmollet.com/markers/industry/military/missile-2/
  68                  */
  69                 Bitmap orig_bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.rocket);
  70                 Bitmap bitmap = orig_bitmap.copy(Bitmap.Config.ARGB_8888, true);
  71
  72                 Canvas canvas = new Canvas(bitmap);
  73                 Paint paint = new Paint();
  74                 paint.setTextSize(40);
  75                 paint.setColor(0xff000000);
  76
  77                 Rect    bounds = new Rect();
  78                 paint.getTextBounds(text, 0, text.length(), bounds);
  79
  80                 int     width = bounds.right - bounds.left;
  81                 int     height = bounds.bottom - bounds.top;
  82
  83                 float x = bitmap.getWidth() / 2.0f - width / 2.0f;
  84                 float y = bitmap.getHeight() / 2.0f - height / 2.0f;
  85
  86                 AltosDebug.debug("map label x %f y %f\n", x, y);
  87
  88                 canvas.drawText(text, 0, text.length(), x, y, paint);
  89                 return bitmap;
  90         }
  91
  92         private Marker rocket_marker(int serial, double lat, double lon) {
  93                 Bitmap  bitmap = rocket_bitmap(String.format("%d", serial));
  94
  95                 return mMap.addMarker(new MarkerOptions()
  96                                       .icon(BitmapDescriptorFactory.fromBitmap(bitmap))
  97                                       .position(new LatLng(lat, lon))
  98                                       .visible(false));
  99         }
 100
 101         @Override
 102         public void onCreate(Bundle savedInstanceState) {
 103                 super.onCreate(savedInstanceState);
 104
 105                 mMapFragment = new SupportMapFragment() {
 106                         @Override
 107                         public void onActivityCreated(Bundle savedInstanceState) {
 108                                 super.onActivityCreated(savedInstanceState);
 109                                 setupMap();
 110                         }
 111                 };
 112
 113         }
 114
 115         @Override
 116         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 117                 View v = inflater.inflate(R.layout.tab_map, container, false);
 118                 mDistanceView  = (TextView)v.findViewById(R.id.distance_value);
 119                 mBearingView   = (TextView)v.findViewById(R.id.bearing_value);
 120                 mTargetLatitudeView  = (TextView)v.findViewById(R.id.target_lat_value);
 121                 mTargetLongitudeView = (TextView)v.findViewById(R.id.target_lon_value);
 122                 mReceiverLatitudeView  = (TextView)v.findViewById(R.id.receiver_lat_value);
 123                 mReceiverLongitudeView = (TextView)v.findViewById(R.id.receiver_lon_value);
 124                 return v;
 125         }
 126
 127         @Override
 128         public void onActivityCreated(Bundle savedInstanceState) {
 129                 super.onActivityCreated(savedInstanceState);
 130                 getChildFragmentManager().beginTransaction().add(R.id.map, mMapFragment).commit();
 131         }
 132
 133         private void setupMap() {
 134                 mMap = mMapFragment.getMap();
 135                 if (mMap != null) {
 136                         set_map_type(altos_droid.map_type);
 137                         mMap.setMyLocationEnabled(true);
 138                         mMap.getUiSettings().setTiltGesturesEnabled(false);
 139                         mMap.getUiSettings().setZoomControlsEnabled(false);
 140
 141                         Bitmap label_bitmap = rocket_bitmap("hello");
 142
 143                         mRocketMarker = rocket_marker(1800,0,0);
 144
 145                         mPadMarker = mMap.addMarker(
 146                                         new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.pad))
 147                                                            .position(new LatLng(0,0))
 148                                                            .visible(false)
 149                                         );
 150
 151                         mPolyline = mMap.addPolyline(
 152                                         new PolylineOptions().add(new LatLng(0,0), new LatLng(0,0))
 153                                                              .width(3)
 154                                                              .color(Color.BLUE)
 155                                                              .visible(false)
 156                                         );
 157
 158                         mapLoaded = true;
 159                 }
 160         }
 161
 162         private void center(double lat, double lon, double accuracy) {
 163                 if (mapAccuracy < 0 || accuracy < mapAccuracy/10) {
 164                         mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon),14));
 165                         mapAccuracy = accuracy;
 166                 }
 167         }
 168
 169         public String tab_name() { return "map"; }
 170
 171         public void show(TelemetryState telem_state, AltosState state, AltosGreatCircle from_receiver, Location receiver) {
 172                 if (from_receiver != null) {
 173                         mBearingView.setText(String.format("%3.0f°", from_receiver.bearing));
 174                         set_value(mDistanceView, AltosConvert.distance, 6, from_receiver.distance);
 175                 }
 176
 177                 if (state != null) {
 178                         if (mapLoaded) {
 179                                 if (state.gps != null) {
 180                                         mRocketMarker.setPosition(new LatLng(state.gps.lat, state.gps.lon));
 181                                         mRocketMarker.setTitle("hello world");
 182                                         mRocketMarker.setSnippet("hello");
 183                                         mRocketMarker.setVisible(true);
 184
 185                                         mPolyline.setPoints(Arrays.asList(new LatLng(state.pad_lat, state.pad_lon), new LatLng(state.gps.lat, state.gps.lon)));
 186                                         mPolyline.setVisible(true);
 187                                 }
 188
 189                                 if (!pad_set && state.pad_lat != AltosLib.MISSING) {
 190                                         pad_set = true;
 191                                         mPadMarker.setPosition(new LatLng(state.pad_lat, state.pad_lon));
 192                                         mPadMarker.setVisible(true);
 193                                 }
 194                         }
 195                         if (state.gps != null) {
 196                                 mTargetLatitudeView.setText(AltosDroid.pos(state.gps.lat, "N", "S"));
 197                                 mTargetLongitudeView.setText(AltosDroid.pos(state.gps.lon, "E", "W"));
 198                                 if (state.gps.locked && state.gps.nsat >= 4)
 199                                         center (state.gps.lat, state.gps.lon, 10);
 200                         }
 201                 }
 202
 203                 if (receiver != null) {
 204                         double accuracy;
 205
 206                         if (receiver.hasAccuracy())
 207                                 accuracy = receiver.getAccuracy();
 208                         else
 209                                 accuracy = 1000;
 210                         mReceiverLatitudeView.setText(AltosDroid.pos(receiver.getLatitude(), "N", "S"));
 211                         mReceiverLongitudeView.setText(AltosDroid.pos(receiver.getLongitude(), "E", "W"));
 212                         center (receiver.getLatitude(), receiver.getLongitude(), accuracy);
 213                 }
 214
 215         }
 216
 217         public void set_map_type(int map_type) {
 218                 if (mMap != null) {
 219                         if (map_type == AltosMap.maptype_hybrid)
 220                                 mMap.setMapType(GoogleMap.MAP_TYPE_HYBRID);
 221                         else if (map_type == AltosMap.maptype_satellite)
 222                                 mMap.setMapType(GoogleMap.MAP_TYPE_SATELLITE);
 223                         else if (map_type == AltosMap.maptype_terrain)
 224                                 mMap.setMapType(GoogleMap.MAP_TYPE_TERRAIN);
 225                         else
 226                                 mMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
 227                 }
 228         }
 229
 230         public TabMap() {
 231         }
 232 }