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

   1 /*
   2  * Copyright © 2015 Keith Packard <keithp@keithp.com>
   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 import java.io.*;
  22 import java.text.*;
  23
  24 import org.altusmetrum.AltosDroid.R;
  25
  26 import android.app.Activity;
  27 import android.bluetooth.BluetoothAdapter;
  28 import android.bluetooth.BluetoothDevice;
  29 import android.content.BroadcastReceiver;
  30 import android.content.Context;
  31 import android.content.Intent;
  32 import android.content.IntentFilter;
  33 import android.os.Bundle;
  34 import android.view.View;
  35 import android.view.Window;
  36 import android.view.View.OnClickListener;
  37 import android.widget.*;
  38 import android.widget.AdapterView.*;
  39 import android.location.Location;
  40 import android.location.LocationManager;
  41 import android.location.LocationListener;
  42 import android.location.Criteria;
  43
  44 import org.altusmetrum.altoslib_9.*;
  45
  46 /**
  47  * This Activity appears as a dialog. It lists any paired devices and
  48  * devices detected in the area after discovery. When a device is chosen
  49  * by the user, the MAC address of the device is sent back to the parent
  50  * Activity in the result Intent.
  51  */
  52 public class PreloadMapActivity extends Activity implements AltosLaunchSiteListener, AltosMapInterface, AltosMapLoaderListener, LocationListener {
  53
  54         private ArrayAdapter<AltosLaunchSite> known_sites_adapter;
  55
  56         private CheckBox        hybrid;
  57         private CheckBox        satellite;
  58         private CheckBox        roadmap;
  59         private CheckBox        terrain;
  60
  61         private Spinner         known_sites_spinner;
  62         private Spinner         min_zoom;
  63         private Spinner         max_zoom;
  64         private TextView        radius_label;
  65         private Spinner         radius;
  66
  67         private EditText        latitude;
  68         private EditText        longitude;
  69
  70         private ProgressBar     progress;
  71
  72         /* AltosMapLoaderListener interfaces */
  73         public void loader_start(final int max) {
  74                 this.runOnUiThread(new Runnable() {
  75                                 public void run() {
  76                                         progress.setMax(max);
  77                                         progress.setProgress(0);
  78                                 }
  79                         });
  80         }
  81
  82         public void loader_notify(final int cur, final int max, final String name) {
  83                 this.runOnUiThread(new Runnable() {
  84                                 public void run() {
  85                                         progress.setProgress(cur);
  86                                 }
  87                         });
  88         }
  89
  90         public void loader_done(int max) {
  91                 this.runOnUiThread(new Runnable() {
  92                                 public void run() {
  93                                         progress.setProgress(0);
  94                                         finish();
  95                                 }
  96                         });
  97         }
  98
  99         /* AltosLaunchSiteListener interface */
 100         public void notify_launch_sites(final List<AltosLaunchSite> sites) {
 101                 this.runOnUiThread(new Runnable() {
 102                                 public void run() {
 103                                         for (AltosLaunchSite site : sites)
 104                                                 known_sites_adapter.add(site);
 105                                 }
 106                         });
 107         }
 108
 109         AltosMap        map;
 110         AltosMapLoader  loader;
 111
 112         class PreloadMapImage implements AltosImage {
 113                 public void flush() {
 114                 }
 115
 116                 public PreloadMapImage(File file) {
 117                 }
 118         }
 119
 120         public AltosMapPath new_path() {
 121                 return null;
 122         }
 123
 124         public AltosMapLine new_line() {
 125                 return null;
 126         }
 127
 128         public AltosImage load_image(File file) throws Exception {
 129                 return new PreloadMapImage(file);
 130         }
 131
 132         public AltosMapMark new_mark(double lat, double lon, int state) {
 133                 return null;
 134         }
 135
 136         class PreloadMapTile extends AltosMapTile {
 137                 public void paint(AltosMapTransform t) {
 138                 }
 139
 140                 public PreloadMapTile(AltosMapTileListener listener, AltosLatLon upper_left, AltosLatLon center, int zoom, int maptype, int px_size) {
 141                         super(listener, upper_left, center, zoom, maptype, px_size, 2);
 142                 }
 143
 144         }
 145
 146         public AltosMapTile new_tile(AltosMapTileListener listener, AltosLatLon upper_left, AltosLatLon center, int zoom, int maptype, int px_size) {
 147                 return new PreloadMapTile(listener, upper_left, center, zoom, maptype, px_size);
 148         }
 149
 150         public int width() {
 151                 return AltosMap.px_size;
 152         }
 153
 154         public int height() {
 155                 return AltosMap.px_size;
 156         }
 157
 158         public void repaint() {
 159         }
 160
 161         public void repaint(AltosRectangle damage) {
 162         }
 163
 164         public void set_zoom_label(String label) {
 165         }
 166
 167         public void select_object(AltosLatLon latlon) {
 168         }
 169
 170         public void debug(String format, Object ... arguments) {
 171                 AltosDebug.debug(format, arguments);
 172         }
 173
 174         /* LocationProvider interface */
 175
 176         AltosLaunchSite current_location_site;
 177
 178         public void onLocationChanged(Location location) {
 179                 AltosDebug.debug("location changed");
 180                 if (current_location_site == null) {
 181                         AltosLaunchSite selected_item = (AltosLaunchSite) known_sites_spinner.getSelectedItem();
 182
 183                         current_location_site = new AltosLaunchSite("Current Location", location.getLatitude(), location.getLongitude());
 184                         known_sites_adapter.insert(current_location_site, 0);
 185
 186                         if (selected_item != null)
 187                                 known_sites_spinner.setSelection(known_sites_adapter.getPosition(selected_item));
 188                         else {
 189                                 latitude.setText(new StringBuffer(String.format("%12.6f", current_location_site.latitude)));
 190                                 longitude.setText(new StringBuffer(String.format("%12.6f", current_location_site.longitude)));
 191                         }
 192                 } else {
 193                         current_location_site.latitude = location.getLatitude();
 194                         current_location_site.longitude = location.getLongitude();
 195                 }
 196         }
 197
 198         public void onStatusChanged(String provider, int status, Bundle extras) {
 199         }
 200
 201         public void onProviderEnabled(String provider) {
 202         }
 203
 204         public void onProviderDisabled(String provider) {
 205         }
 206
 207         private double text(EditText view) throws ParseException {
 208                 return AltosParse.parse_double_locale(view.getEditableText().toString());
 209         }
 210
 211         private double latitude() throws ParseException {
 212                 return text(latitude);
 213         }
 214
 215         private double longitude() throws ParseException {
 216                 return text(longitude);
 217         }
 218
 219         private int value(Spinner spinner) {
 220                 return (Integer) spinner.getSelectedItem();
 221         }
 222
 223         private int min_z() {
 224                 return value(min_zoom);
 225         }
 226
 227         private int max_z() {
 228                 return value(max_zoom);
 229         }
 230
 231         private double value_distance(Spinner spinner) {
 232                 return (Double) spinner.getSelectedItem();
 233         }
 234
 235         private double radius() {
 236                 double r = value_distance(radius);
 237                 if (AltosPreferences.imperial_units())
 238                         r = AltosConvert.distance.inverse(r);
 239                 else
 240                         r = r * 1000;
 241                 return r;
 242         }
 243
 244         private int bit(CheckBox box, int value) {
 245                 if (box.isChecked())
 246                         return 1 << value;
 247                 return 0;
 248         }
 249
 250         private int types() {
 251                 return (bit(hybrid, AltosMap.maptype_hybrid) |
 252                         bit(satellite, AltosMap.maptype_satellite) |
 253                         bit(roadmap, AltosMap.maptype_roadmap) |
 254                         bit(terrain, AltosMap.maptype_terrain));
 255         }
 256
 257         private void load() {
 258                 try {
 259                         double  lat = latitude();
 260                         double  lon = longitude();
 261                         int     min = min_z();
 262                         int     max = max_z();
 263                         double  r = radius();
 264                         int     t = types();
 265
 266                         AltosDebug.debug("PreloadMap load %f %f %d %d %f %d\n",
 267                                          lat, lon, min, max, r, t);
 268                         loader.load(lat, lon, min, max, r, t);
 269                 } catch (ParseException e) {
 270                         AltosDebug.debug("PreloadMap load raised exception %s", e.toString());
 271                 }
 272         }
 273
 274         private void add_numbers(Spinner spinner, int min, int max, int def) {
 275
 276                 ArrayAdapter<Integer> adapter = new ArrayAdapter<Integer>(this, android.R.layout.simple_spinner_item);
 277
 278                 int     spinner_def = 0;
 279                 int     pos = 0;
 280
 281                 for (int i = min; i <= max; i++) {
 282                         adapter.add(new Integer(i));
 283                         if (i == def)
 284                                 spinner_def = pos;
 285                         pos++;
 286                 }
 287
 288                 spinner.setAdapter(adapter);
 289                 spinner.setSelection(spinner_def);
 290         }
 291
 292
 293         private void add_distance(Spinner spinner, double[] distances_km, double def_km, double[] distances_mi, double def_mi) {
 294
 295                 ArrayAdapter<Double> adapter = new ArrayAdapter<Double>(this, android.R.layout.simple_spinner_item);
 296
 297                 int     spinner_def = 0;
 298                 int     pos = 0;
 299
 300                 double[] distances;
 301                 double  def;
 302                 if (AltosPreferences.imperial_units()) {
 303                         distances = distances_mi;
 304                         def = def_mi;
 305                 } else {
 306                         distances = distances_km;
 307                         def = def_km;
 308                 }
 309
 310                 for (int i = 0; i < distances.length; i++) {
 311                         adapter.add(distances[i]);
 312                         if (distances[i] == def)
 313                                 spinner_def = pos;
 314                         pos++;
 315                 }
 316
 317                 spinner.setAdapter(adapter);
 318                 spinner.setSelection(spinner_def);
 319         }
 320
 321
 322
 323         class SiteListListener implements OnItemSelectedListener {
 324                 public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
 325                         AltosLaunchSite site = (AltosLaunchSite) parent.getItemAtPosition(pos);
 326                         latitude.setText(new StringBuffer(String.format("%12.6f", site.latitude)));
 327                         longitude.setText(new StringBuffer(String.format("%12.6f", site.longitude)));
 328                 }
 329                 public void onNothingSelected(AdapterView<?> parent) {
 330                 }
 331
 332                 public SiteListListener() {
 333                 }
 334         }
 335
 336         double[]        radius_mi = { 1, 2, 5, 10, 20 };
 337         double          radius_def_mi = 2;
 338         double[]        radius_km = { 1, 2, 5, 10, 20, 30 };
 339         double          radius_def_km = 2;
 340
 341         @Override
 342         protected void onCreate(Bundle savedInstanceState) {
 343                 super.onCreate(savedInstanceState);
 344
 345                 // Setup the window
 346                 requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 347                 setContentView(R.layout.map_preload);
 348
 349                 // Set result CANCELED incase the user backs out
 350                 setResult(Activity.RESULT_CANCELED);
 351
 352                 // Initialize the button to perform device discovery
 353                 Button loadButton = (Button) findViewById(R.id.preload_load);
 354                 loadButton.setOnClickListener(new OnClickListener() {
 355                         public void onClick(View v) {
 356                                 load();
 357                         }
 358                 });
 359
 360                 latitude = (EditText) findViewById(R.id.preload_latitude);
 361                 longitude = (EditText) findViewById(R.id.preload_longitude);
 362
 363                 hybrid = (CheckBox) findViewById(R.id.preload_hybrid);
 364                 satellite = (CheckBox) findViewById(R.id.preload_satellite);
 365                 roadmap = (CheckBox) findViewById(R.id.preload_roadmap);
 366                 terrain = (CheckBox) findViewById(R.id.preload_terrain);
 367
 368                 hybrid.setChecked(true);
 369
 370                 min_zoom = (Spinner) findViewById(R.id.preload_min_zoom);
 371                 add_numbers(min_zoom,
 372                             AltosMap.min_zoom - AltosMap.default_zoom,
 373                             AltosMap.max_zoom - AltosMap.default_zoom, -2);
 374                 max_zoom = (Spinner) findViewById(R.id.preload_max_zoom);
 375                 add_numbers(max_zoom,
 376                             AltosMap.min_zoom - AltosMap.default_zoom,
 377                             AltosMap.max_zoom - AltosMap.default_zoom, 2);
 378                 radius_label = (TextView) findViewById(R.id.preload_radius_label);
 379                 radius = (Spinner) findViewById(R.id.preload_radius);
 380                 if (AltosPreferences.imperial_units())
 381                         radius_label.setText("Radius (miles)");
 382                 else
 383                         radius_label.setText("Radius (km)");
 384                 add_distance(radius, radius_km, radius_def_km, radius_mi, radius_def_mi);
 385
 386                 progress = (ProgressBar) findViewById(R.id.preload_progress);
 387
 388                 // Initialize array adapters. One for already paired devices and
 389                 // one for newly discovered devices
 390                 known_sites_spinner = (Spinner) findViewById(R.id.preload_site_list);
 391
 392                 known_sites_adapter = new ArrayAdapter<AltosLaunchSite>(this, android.R.layout.simple_spinner_item);
 393
 394                 known_sites_adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 395
 396                 known_sites_spinner.setAdapter(known_sites_adapter);
 397                 known_sites_spinner.setOnItemSelectedListener(new SiteListListener());
 398
 399                 map = new AltosMap(this);
 400
 401                 loader = new AltosMapLoader(map, this);
 402
 403                 // Listen for GPS and Network position updates
 404                 LocationManager locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
 405
 406                 locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 1, this);
 407
 408                 new AltosLaunchSites(this);
 409         }
 410
 411         @Override
 412         protected void onDestroy() {
 413                 super.onDestroy();
 414
 415                 // Stop listening for location updates
 416                 ((LocationManager) getSystemService(Context.LOCATION_SERVICE)).removeUpdates(this);
 417         }
 418 }